From 5c7df4f961394df3141e26246715ce7372777eff Mon Sep 17 00:00:00 2001 From: Sebastiaan van Stijn Date: Thu, 20 Jul 2023 16:24:17 +0200 Subject: [PATCH] vendor: github.com/moby/buildkit v0.12.0 full diff: https://github.com/moby/buildkit/compare/v0.11.6..v0.12.0 Signed-off-by: Sebastiaan van Stijn --- vendor.mod | 4 +- vendor.sum | 10 +- .../buildkit/util/appcontext/appcontext.go | 4 +- .../moby/buildkit/util/bklog/log.go | 76 +++ vendor/go.opentelemetry.io/otel/LICENSE | 201 +++++++ .../go.opentelemetry.io/otel/attribute/doc.go | 16 + .../otel/attribute/encoder.go | 146 +++++ .../otel/attribute/iterator.go | 161 +++++ .../go.opentelemetry.io/otel/attribute/key.go | 134 +++++ .../go.opentelemetry.io/otel/attribute/kv.go | 86 +++ .../go.opentelemetry.io/otel/attribute/set.go | 424 ++++++++++++++ .../otel/attribute/type_string.go | 31 + .../otel/attribute/value.go | 270 +++++++++ .../go.opentelemetry.io/otel/codes/codes.go | 116 ++++ vendor/go.opentelemetry.io/otel/codes/doc.go | 21 + .../otel/internal/attribute/attribute.go | 111 ++++ .../otel/internal/rawhelpers.go | 55 ++ vendor/go.opentelemetry.io/otel/trace/LICENSE | 201 +++++++ .../go.opentelemetry.io/otel/trace/config.go | 333 +++++++++++ .../go.opentelemetry.io/otel/trace/context.go | 61 ++ vendor/go.opentelemetry.io/otel/trace/doc.go | 66 +++ .../otel/trace/nonrecording.go | 27 + vendor/go.opentelemetry.io/otel/trace/noop.go | 89 +++ .../go.opentelemetry.io/otel/trace/trace.go | 551 ++++++++++++++++++ .../otel/trace/tracestate.go | 212 +++++++ vendor/modules.txt | 14 +- 26 files changed, 3412 insertions(+), 8 deletions(-) create mode 100644 vendor/github.com/moby/buildkit/util/bklog/log.go create mode 100644 vendor/go.opentelemetry.io/otel/LICENSE create mode 100644 vendor/go.opentelemetry.io/otel/attribute/doc.go create mode 100644 vendor/go.opentelemetry.io/otel/attribute/encoder.go create mode 100644 vendor/go.opentelemetry.io/otel/attribute/iterator.go create mode 100644 vendor/go.opentelemetry.io/otel/attribute/key.go create mode 100644 vendor/go.opentelemetry.io/otel/attribute/kv.go create mode 100644 vendor/go.opentelemetry.io/otel/attribute/set.go create mode 100644 vendor/go.opentelemetry.io/otel/attribute/type_string.go create mode 100644 vendor/go.opentelemetry.io/otel/attribute/value.go create mode 100644 vendor/go.opentelemetry.io/otel/codes/codes.go create mode 100644 vendor/go.opentelemetry.io/otel/codes/doc.go create mode 100644 vendor/go.opentelemetry.io/otel/internal/attribute/attribute.go create mode 100644 vendor/go.opentelemetry.io/otel/internal/rawhelpers.go create mode 100644 vendor/go.opentelemetry.io/otel/trace/LICENSE create mode 100644 vendor/go.opentelemetry.io/otel/trace/config.go create mode 100644 vendor/go.opentelemetry.io/otel/trace/context.go create mode 100644 vendor/go.opentelemetry.io/otel/trace/doc.go create mode 100644 vendor/go.opentelemetry.io/otel/trace/nonrecording.go create mode 100644 vendor/go.opentelemetry.io/otel/trace/noop.go create mode 100644 vendor/go.opentelemetry.io/otel/trace/trace.go create mode 100644 vendor/go.opentelemetry.io/otel/trace/tracestate.go diff --git a/vendor.mod b/vendor.mod index 6a862f7d430f..b082ecb6fa7f 100644 --- a/vendor.mod +++ b/vendor.mod @@ -22,7 +22,7 @@ require ( github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 github.com/mattn/go-runewidth v0.0.14 github.com/mitchellh/mapstructure v1.3.2 - github.com/moby/buildkit v0.11.6 + github.com/moby/buildkit v0.12.0 github.com/moby/patternmatcher v0.5.0 github.com/moby/swarmkit/v2 v2.0.0-20230707182847-6f78b8199b05 github.com/moby/sys/sequential v0.5.0 @@ -71,6 +71,8 @@ require ( github.com/xeipuuv/gojsonpointer v0.0.0-20190905194746-02993c407bfb // indirect github.com/xeipuuv/gojsonreference v0.0.0-20180127040603-bd5ef7bd5415 // indirect go.etcd.io/etcd/raft/v3 v3.5.6 // indirect + go.opentelemetry.io/otel v1.14.0 // indirect + go.opentelemetry.io/otel/trace v1.14.0 // indirect golang.org/x/crypto v0.2.0 // indirect golang.org/x/mod v0.9.0 // indirect golang.org/x/net v0.10.0 // indirect diff --git a/vendor.sum b/vendor.sum index fa5d2a6aa9ff..1347a8e8be2a 100644 --- a/vendor.sum +++ b/vendor.sum @@ -153,8 +153,8 @@ github.com/miekg/pkcs11 v1.1.1/go.mod h1:XsNlhZGX73bx86s2hdc/FuaLm2CPZJemRLMA+WT github.com/mitchellh/mapstructure v1.0.0/go.mod h1:FVVH3fgwuzCH5S8UJGiWEs2h04kUh9fWfEaFds41c1Y= github.com/mitchellh/mapstructure v1.3.2 h1:mRS76wmkOn3KkKAyXDu42V+6ebnXWIztFSYGN7GeoRg= github.com/mitchellh/mapstructure v1.3.2/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo= -github.com/moby/buildkit v0.11.6 h1:VYNdoKk5TVxN7k4RvZgdeM4GOyRvIi4Z8MXOY7xvyUs= -github.com/moby/buildkit v0.11.6/go.mod h1:GCqKfHhz+pddzfgaR7WmHVEE3nKKZMMDPpK8mh3ZLv4= +github.com/moby/buildkit v0.12.0 h1:hgPDVSeondFLb28cBtRR5O0N4t8uWGJ4YNukT2aICIs= +github.com/moby/buildkit v0.12.0/go.mod h1:+n9GmkxwBCjVz4u7wmiyh+oqvjIjQM+1zk3iJrWfdos= github.com/moby/patternmatcher v0.5.0 h1:YCZgJOeULcxLw1Q+sVR636pmS7sPEn1Qo2iAN6M7DBo= github.com/moby/patternmatcher v0.5.0/go.mod h1:hDPoyOpDY7OrrMDLaYoY3hf52gNCR/YOUYxkhApJIxc= github.com/moby/swarmkit/v2 v2.0.0-20230707182847-6f78b8199b05 h1:lvMq6zHXnGp6i+6iYDs1Uw9Q5bqiAYd6Sz08hZoxSmY= @@ -244,7 +244,7 @@ github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UV github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA= github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= -github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ8= +github.com/stretchr/testify v1.8.3 h1:RP3t2pwF7cMEbC1dqtB6poj3niw/9gnV4Cjg5oW5gtY= github.com/theupdateframework/notary v0.7.1-0.20210315103452-bf96a202a09a h1:tlJ7tGUHvcvL1v3yR6NcCc9nOqh2L+CG6HWrYQtwzQ0= github.com/theupdateframework/notary v0.7.1-0.20210315103452-bf96a202a09a/go.mod h1:Y94A6rPp2OwNfP/7vmf8O2xx2IykP8pPXQ1DLouGnEw= github.com/tonistiigi/go-rosetta v0.0.0-20200727161949-f79598599c5d h1:wvQZpqy8p0D/FUia6ipKDhXrzPzBVJE4PZyPc5+5Ay0= @@ -261,6 +261,10 @@ github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9dec go.etcd.io/etcd/client/pkg/v3 v3.5.6/go.mod h1:ggrwbk069qxpKPq8/FKkQ3Xq9y39kbFR4LnKszpRXeQ= go.etcd.io/etcd/raft/v3 v3.5.6 h1:tOmx6Ym6rn2GpZOrvTGJZciJHek6RnC3U/zNInzIN50= go.etcd.io/etcd/raft/v3 v3.5.6/go.mod h1:wL8kkRGx1Hp8FmZUuHfL3K2/OaGIDaXGr1N7i2G07J0= +go.opentelemetry.io/otel v1.14.0 h1:/79Huy8wbf5DnIPhemGB+zEPVwnN6fuQybr/SRXa6hM= +go.opentelemetry.io/otel v1.14.0/go.mod h1:o4buv+dJzx8rohcUeRmWUZhqupFvzWis188WlggnNeU= +go.opentelemetry.io/otel/trace v1.14.0 h1:wp2Mmvj41tDsyAJXiWDWpfNsOiIyd38fy85pyKcFq/M= +go.opentelemetry.io/otel/trace v1.14.0/go.mod h1:8avnQLK+CG77yNLUae4ea2JDQ6iT+gozhnZjy/rw9G8= go.uber.org/atomic v1.7.0/go.mod h1:fEN4uk6kAWBTFdckzkM89CLk9XfWZrxpCo0nPH17wJc= go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9iU= go.uber.org/zap v1.17.0/go.mod h1:MXVU+bhUf/A7Xi2HNOnopQOrmycQ5Ih87HtOu4q5SSo= diff --git a/vendor/github.com/moby/buildkit/util/appcontext/appcontext.go b/vendor/github.com/moby/buildkit/util/appcontext/appcontext.go index 3c67f9236297..f9cf0ba8fb60 100644 --- a/vendor/github.com/moby/buildkit/util/appcontext/appcontext.go +++ b/vendor/github.com/moby/buildkit/util/appcontext/appcontext.go @@ -6,7 +6,7 @@ import ( "os/signal" "sync" - "github.com/sirupsen/logrus" + "github.com/moby/buildkit/util/bklog" ) var appContextCache context.Context @@ -36,7 +36,7 @@ func Context() context.Context { cancel() retries++ if retries >= exitLimit { - logrus.Errorf("got %d SIGTERM/SIGINTs, forcing shutdown", retries) + bklog.G(ctx).Errorf("got %d SIGTERM/SIGINTs, forcing shutdown", retries) os.Exit(1) } } diff --git a/vendor/github.com/moby/buildkit/util/bklog/log.go b/vendor/github.com/moby/buildkit/util/bklog/log.go new file mode 100644 index 000000000000..7d0b1d90df0b --- /dev/null +++ b/vendor/github.com/moby/buildkit/util/bklog/log.go @@ -0,0 +1,76 @@ +package bklog + +import ( + "context" + "runtime/debug" + + "github.com/containerd/containerd/log" + "github.com/sirupsen/logrus" + "go.opentelemetry.io/otel/trace" +) + +func init() { + // overwrites containerd/log + log.G = GetLogger + log.L = L +} + +var ( + G = GetLogger + L = logrus.NewEntry(logrus.StandardLogger()) +) + +var ( + logWithTraceID = false +) + +func EnableLogWithTraceID(b bool) { + logWithTraceID = b +} + +type ( + loggerKey struct{} +) + +// WithLogger returns a new context with the provided logger. Use in +// combination with logger.WithField(s) for great effect. +func WithLogger(ctx context.Context, logger *logrus.Entry) context.Context { + return context.WithValue(ctx, loggerKey{}, logger) +} + +// GetLogger retrieves the current logger from the context. If no logger is +// available, the default logger is returned. +func GetLogger(ctx context.Context) (l *logrus.Entry) { + logger := ctx.Value(loggerKey{}) + + if logger != nil { + l = logger.(*logrus.Entry) + } else if logger := log.GetLogger(ctx); logger != nil { + l = logger + } else { + l = L + } + + if logWithTraceID { + if spanContext := trace.SpanFromContext(ctx).SpanContext(); spanContext.IsValid() { + return l.WithFields(logrus.Fields{ + "traceID": spanContext.TraceID(), + "spanID": spanContext.SpanID(), + }) + } + } + + return l +} + +// LazyStackTrace lets you include a stack trace as a field's value in a log but only +// call it when the log level is actually enabled. +type LazyStackTrace struct{} + +func (LazyStackTrace) String() string { + return string(debug.Stack()) +} + +func (LazyStackTrace) MarshalText() ([]byte, error) { + return debug.Stack(), nil +} diff --git a/vendor/go.opentelemetry.io/otel/LICENSE b/vendor/go.opentelemetry.io/otel/LICENSE new file mode 100644 index 000000000000..261eeb9e9f8b --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/LICENSE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/vendor/go.opentelemetry.io/otel/attribute/doc.go b/vendor/go.opentelemetry.io/otel/attribute/doc.go new file mode 100644 index 000000000000..dafe7424dfbb --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/attribute/doc.go @@ -0,0 +1,16 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +// Package attribute provides key and value attributes. +package attribute // import "go.opentelemetry.io/otel/attribute" diff --git a/vendor/go.opentelemetry.io/otel/attribute/encoder.go b/vendor/go.opentelemetry.io/otel/attribute/encoder.go new file mode 100644 index 000000000000..fe2bc5766cff --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/attribute/encoder.go @@ -0,0 +1,146 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package attribute // import "go.opentelemetry.io/otel/attribute" + +import ( + "bytes" + "sync" + "sync/atomic" +) + +type ( + // Encoder is a mechanism for serializing an attribute set into a specific + // string representation that supports caching, to avoid repeated + // serialization. An example could be an exporter encoding the attribute + // set into a wire representation. + Encoder interface { + // Encode returns the serialized encoding of the attribute set using + // its Iterator. This result may be cached by a attribute.Set. + Encode(iterator Iterator) string + + // ID returns a value that is unique for each class of attribute + // encoder. Attribute encoders allocate these using `NewEncoderID`. + ID() EncoderID + } + + // EncoderID is used to identify distinct Encoder + // implementations, for caching encoded results. + EncoderID struct { + value uint64 + } + + // defaultAttrEncoder uses a sync.Pool of buffers to reduce the number of + // allocations used in encoding attributes. This implementation encodes a + // comma-separated list of key=value, with '/'-escaping of '=', ',', and + // '\'. + defaultAttrEncoder struct { + // pool is a pool of attribute set builders. The buffers in this pool + // grow to a size that most attribute encodings will not allocate new + // memory. + pool sync.Pool // *bytes.Buffer + } +) + +// escapeChar is used to ensure uniqueness of the attribute encoding where +// keys or values contain either '=' or ','. Since there is no parser needed +// for this encoding and its only requirement is to be unique, this choice is +// arbitrary. Users will see these in some exporters (e.g., stdout), so the +// backslash ('\') is used as a conventional choice. +const escapeChar = '\\' + +var ( + _ Encoder = &defaultAttrEncoder{} + + // encoderIDCounter is for generating IDs for other attribute encoders. + encoderIDCounter uint64 + + defaultEncoderOnce sync.Once + defaultEncoderID = NewEncoderID() + defaultEncoderInstance *defaultAttrEncoder +) + +// NewEncoderID returns a unique attribute encoder ID. It should be called +// once per each type of attribute encoder. Preferably in init() or in var +// definition. +func NewEncoderID() EncoderID { + return EncoderID{value: atomic.AddUint64(&encoderIDCounter, 1)} +} + +// DefaultEncoder returns an attribute encoder that encodes attributes in such +// a way that each escaped attribute's key is followed by an equal sign and +// then by an escaped attribute's value. All key-value pairs are separated by +// a comma. +// +// Escaping is done by prepending a backslash before either a backslash, equal +// sign or a comma. +func DefaultEncoder() Encoder { + defaultEncoderOnce.Do(func() { + defaultEncoderInstance = &defaultAttrEncoder{ + pool: sync.Pool{ + New: func() interface{} { + return &bytes.Buffer{} + }, + }, + } + }) + return defaultEncoderInstance +} + +// Encode is a part of an implementation of the AttributeEncoder interface. +func (d *defaultAttrEncoder) Encode(iter Iterator) string { + buf := d.pool.Get().(*bytes.Buffer) + defer d.pool.Put(buf) + buf.Reset() + + for iter.Next() { + i, keyValue := iter.IndexedAttribute() + if i > 0 { + _, _ = buf.WriteRune(',') + } + copyAndEscape(buf, string(keyValue.Key)) + + _, _ = buf.WriteRune('=') + + if keyValue.Value.Type() == STRING { + copyAndEscape(buf, keyValue.Value.AsString()) + } else { + _, _ = buf.WriteString(keyValue.Value.Emit()) + } + } + return buf.String() +} + +// ID is a part of an implementation of the AttributeEncoder interface. +func (*defaultAttrEncoder) ID() EncoderID { + return defaultEncoderID +} + +// copyAndEscape escapes `=`, `,` and its own escape character (`\`), +// making the default encoding unique. +func copyAndEscape(buf *bytes.Buffer, val string) { + for _, ch := range val { + switch ch { + case '=', ',', escapeChar: + _, _ = buf.WriteRune(escapeChar) + } + _, _ = buf.WriteRune(ch) + } +} + +// Valid returns true if this encoder ID was allocated by +// `NewEncoderID`. Invalid encoder IDs will not be cached. +func (id EncoderID) Valid() bool { + return id.value != 0 +} diff --git a/vendor/go.opentelemetry.io/otel/attribute/iterator.go b/vendor/go.opentelemetry.io/otel/attribute/iterator.go new file mode 100644 index 000000000000..841b271fb7dd --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/attribute/iterator.go @@ -0,0 +1,161 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package attribute // import "go.opentelemetry.io/otel/attribute" + +// Iterator allows iterating over the set of attributes in order, sorted by +// key. +type Iterator struct { + storage *Set + idx int +} + +// MergeIterator supports iterating over two sets of attributes while +// eliminating duplicate values from the combined set. The first iterator +// value takes precedence. +type MergeIterator struct { + one oneIterator + two oneIterator + current KeyValue +} + +type oneIterator struct { + iter Iterator + done bool + attr KeyValue +} + +// Next moves the iterator to the next position. Returns false if there are no +// more attributes. +func (i *Iterator) Next() bool { + i.idx++ + return i.idx < i.Len() +} + +// Label returns current KeyValue. Must be called only after Next returns +// true. +// +// Deprecated: Use Attribute instead. +func (i *Iterator) Label() KeyValue { + return i.Attribute() +} + +// Attribute returns the current KeyValue of the Iterator. It must be called +// only after Next returns true. +func (i *Iterator) Attribute() KeyValue { + kv, _ := i.storage.Get(i.idx) + return kv +} + +// IndexedLabel returns current index and attribute. Must be called only +// after Next returns true. +// +// Deprecated: Use IndexedAttribute instead. +func (i *Iterator) IndexedLabel() (int, KeyValue) { + return i.idx, i.Attribute() +} + +// IndexedAttribute returns current index and attribute. Must be called only +// after Next returns true. +func (i *Iterator) IndexedAttribute() (int, KeyValue) { + return i.idx, i.Attribute() +} + +// Len returns a number of attributes in the iterated set. +func (i *Iterator) Len() int { + return i.storage.Len() +} + +// ToSlice is a convenience function that creates a slice of attributes from +// the passed iterator. The iterator is set up to start from the beginning +// before creating the slice. +func (i *Iterator) ToSlice() []KeyValue { + l := i.Len() + if l == 0 { + return nil + } + i.idx = -1 + slice := make([]KeyValue, 0, l) + for i.Next() { + slice = append(slice, i.Attribute()) + } + return slice +} + +// NewMergeIterator returns a MergeIterator for merging two attribute sets. +// Duplicates are resolved by taking the value from the first set. +func NewMergeIterator(s1, s2 *Set) MergeIterator { + mi := MergeIterator{ + one: makeOne(s1.Iter()), + two: makeOne(s2.Iter()), + } + return mi +} + +func makeOne(iter Iterator) oneIterator { + oi := oneIterator{ + iter: iter, + } + oi.advance() + return oi +} + +func (oi *oneIterator) advance() { + if oi.done = !oi.iter.Next(); !oi.done { + oi.attr = oi.iter.Attribute() + } +} + +// Next returns true if there is another attribute available. +func (m *MergeIterator) Next() bool { + if m.one.done && m.two.done { + return false + } + if m.one.done { + m.current = m.two.attr + m.two.advance() + return true + } + if m.two.done { + m.current = m.one.attr + m.one.advance() + return true + } + if m.one.attr.Key == m.two.attr.Key { + m.current = m.one.attr // first iterator attribute value wins + m.one.advance() + m.two.advance() + return true + } + if m.one.attr.Key < m.two.attr.Key { + m.current = m.one.attr + m.one.advance() + return true + } + m.current = m.two.attr + m.two.advance() + return true +} + +// Label returns the current value after Next() returns true. +// +// Deprecated: Use Attribute instead. +func (m *MergeIterator) Label() KeyValue { + return m.current +} + +// Attribute returns the current value after Next() returns true. +func (m *MergeIterator) Attribute() KeyValue { + return m.current +} diff --git a/vendor/go.opentelemetry.io/otel/attribute/key.go b/vendor/go.opentelemetry.io/otel/attribute/key.go new file mode 100644 index 000000000000..0656a04e43bf --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/attribute/key.go @@ -0,0 +1,134 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package attribute // import "go.opentelemetry.io/otel/attribute" + +// Key represents the key part in key-value pairs. It's a string. The +// allowed character set in the key depends on the use of the key. +type Key string + +// Bool creates a KeyValue instance with a BOOL Value. +// +// If creating both a key and value at the same time, use the provided +// convenience function instead -- Bool(name, value). +func (k Key) Bool(v bool) KeyValue { + return KeyValue{ + Key: k, + Value: BoolValue(v), + } +} + +// BoolSlice creates a KeyValue instance with a BOOLSLICE Value. +// +// If creating both a key and value at the same time, use the provided +// convenience function instead -- BoolSlice(name, value). +func (k Key) BoolSlice(v []bool) KeyValue { + return KeyValue{ + Key: k, + Value: BoolSliceValue(v), + } +} + +// Int creates a KeyValue instance with an INT64 Value. +// +// If creating both a key and value at the same time, use the provided +// convenience function instead -- Int(name, value). +func (k Key) Int(v int) KeyValue { + return KeyValue{ + Key: k, + Value: IntValue(v), + } +} + +// IntSlice creates a KeyValue instance with an INT64SLICE Value. +// +// If creating both a key and value at the same time, use the provided +// convenience function instead -- IntSlice(name, value). +func (k Key) IntSlice(v []int) KeyValue { + return KeyValue{ + Key: k, + Value: IntSliceValue(v), + } +} + +// Int64 creates a KeyValue instance with an INT64 Value. +// +// If creating both a key and value at the same time, use the provided +// convenience function instead -- Int64(name, value). +func (k Key) Int64(v int64) KeyValue { + return KeyValue{ + Key: k, + Value: Int64Value(v), + } +} + +// Int64Slice creates a KeyValue instance with an INT64SLICE Value. +// +// If creating both a key and value at the same time, use the provided +// convenience function instead -- Int64Slice(name, value). +func (k Key) Int64Slice(v []int64) KeyValue { + return KeyValue{ + Key: k, + Value: Int64SliceValue(v), + } +} + +// Float64 creates a KeyValue instance with a FLOAT64 Value. +// +// If creating both a key and value at the same time, use the provided +// convenience function instead -- Float64(name, value). +func (k Key) Float64(v float64) KeyValue { + return KeyValue{ + Key: k, + Value: Float64Value(v), + } +} + +// Float64Slice creates a KeyValue instance with a FLOAT64SLICE Value. +// +// If creating both a key and value at the same time, use the provided +// convenience function instead -- Float64(name, value). +func (k Key) Float64Slice(v []float64) KeyValue { + return KeyValue{ + Key: k, + Value: Float64SliceValue(v), + } +} + +// String creates a KeyValue instance with a STRING Value. +// +// If creating both a key and value at the same time, use the provided +// convenience function instead -- String(name, value). +func (k Key) String(v string) KeyValue { + return KeyValue{ + Key: k, + Value: StringValue(v), + } +} + +// StringSlice creates a KeyValue instance with a STRINGSLICE Value. +// +// If creating both a key and value at the same time, use the provided +// convenience function instead -- StringSlice(name, value). +func (k Key) StringSlice(v []string) KeyValue { + return KeyValue{ + Key: k, + Value: StringSliceValue(v), + } +} + +// Defined returns true for non-empty keys. +func (k Key) Defined() bool { + return len(k) != 0 +} diff --git a/vendor/go.opentelemetry.io/otel/attribute/kv.go b/vendor/go.opentelemetry.io/otel/attribute/kv.go new file mode 100644 index 000000000000..1ddf3ce05805 --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/attribute/kv.go @@ -0,0 +1,86 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package attribute // import "go.opentelemetry.io/otel/attribute" + +import ( + "fmt" +) + +// KeyValue holds a key and value pair. +type KeyValue struct { + Key Key + Value Value +} + +// Valid returns if kv is a valid OpenTelemetry attribute. +func (kv KeyValue) Valid() bool { + return kv.Key.Defined() && kv.Value.Type() != INVALID +} + +// Bool creates a KeyValue with a BOOL Value type. +func Bool(k string, v bool) KeyValue { + return Key(k).Bool(v) +} + +// BoolSlice creates a KeyValue with a BOOLSLICE Value type. +func BoolSlice(k string, v []bool) KeyValue { + return Key(k).BoolSlice(v) +} + +// Int creates a KeyValue with an INT64 Value type. +func Int(k string, v int) KeyValue { + return Key(k).Int(v) +} + +// IntSlice creates a KeyValue with an INT64SLICE Value type. +func IntSlice(k string, v []int) KeyValue { + return Key(k).IntSlice(v) +} + +// Int64 creates a KeyValue with an INT64 Value type. +func Int64(k string, v int64) KeyValue { + return Key(k).Int64(v) +} + +// Int64Slice creates a KeyValue with an INT64SLICE Value type. +func Int64Slice(k string, v []int64) KeyValue { + return Key(k).Int64Slice(v) +} + +// Float64 creates a KeyValue with a FLOAT64 Value type. +func Float64(k string, v float64) KeyValue { + return Key(k).Float64(v) +} + +// Float64Slice creates a KeyValue with a FLOAT64SLICE Value type. +func Float64Slice(k string, v []float64) KeyValue { + return Key(k).Float64Slice(v) +} + +// String creates a KeyValue with a STRING Value type. +func String(k, v string) KeyValue { + return Key(k).String(v) +} + +// StringSlice creates a KeyValue with a STRINGSLICE Value type. +func StringSlice(k string, v []string) KeyValue { + return Key(k).StringSlice(v) +} + +// Stringer creates a new key-value pair with a passed name and a string +// value generated by the passed Stringer interface. +func Stringer(k string, v fmt.Stringer) KeyValue { + return Key(k).String(v.String()) +} diff --git a/vendor/go.opentelemetry.io/otel/attribute/set.go b/vendor/go.opentelemetry.io/otel/attribute/set.go new file mode 100644 index 000000000000..26be5983223b --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/attribute/set.go @@ -0,0 +1,424 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package attribute // import "go.opentelemetry.io/otel/attribute" + +import ( + "encoding/json" + "reflect" + "sort" +) + +type ( + // Set is the representation for a distinct attribute set. It manages an + // immutable set of attributes, with an internal cache for storing + // attribute encodings. + // + // This type supports the Equivalent method of comparison using values of + // type Distinct. + Set struct { + equivalent Distinct + } + + // Distinct wraps a variable-size array of KeyValue, constructed with keys + // in sorted order. This can be used as a map key or for equality checking + // between Sets. + Distinct struct { + iface interface{} + } + + // Filter supports removing certain attributes from attribute sets. When + // the filter returns true, the attribute will be kept in the filtered + // attribute set. When the filter returns false, the attribute is excluded + // from the filtered attribute set, and the attribute instead appears in + // the removed list of excluded attributes. + Filter func(KeyValue) bool + + // Sortable implements sort.Interface, used for sorting KeyValue. This is + // an exported type to support a memory optimization. A pointer to one of + // these is needed for the call to sort.Stable(), which the caller may + // provide in order to avoid an allocation. See NewSetWithSortable(). + Sortable []KeyValue +) + +var ( + // keyValueType is used in computeDistinctReflect. + keyValueType = reflect.TypeOf(KeyValue{}) + + // emptySet is returned for empty attribute sets. + emptySet = &Set{ + equivalent: Distinct{ + iface: [0]KeyValue{}, + }, + } +) + +// EmptySet returns a reference to a Set with no elements. +// +// This is a convenience provided for optimized calling utility. +func EmptySet() *Set { + return emptySet +} + +// reflectValue abbreviates reflect.ValueOf(d). +func (d Distinct) reflectValue() reflect.Value { + return reflect.ValueOf(d.iface) +} + +// Valid returns true if this value refers to a valid Set. +func (d Distinct) Valid() bool { + return d.iface != nil +} + +// Len returns the number of attributes in this set. +func (l *Set) Len() int { + if l == nil || !l.equivalent.Valid() { + return 0 + } + return l.equivalent.reflectValue().Len() +} + +// Get returns the KeyValue at ordered position idx in this set. +func (l *Set) Get(idx int) (KeyValue, bool) { + if l == nil { + return KeyValue{}, false + } + value := l.equivalent.reflectValue() + + if idx >= 0 && idx < value.Len() { + // Note: The Go compiler successfully avoids an allocation for + // the interface{} conversion here: + return value.Index(idx).Interface().(KeyValue), true + } + + return KeyValue{}, false +} + +// Value returns the value of a specified key in this set. +func (l *Set) Value(k Key) (Value, bool) { + if l == nil { + return Value{}, false + } + rValue := l.equivalent.reflectValue() + vlen := rValue.Len() + + idx := sort.Search(vlen, func(idx int) bool { + return rValue.Index(idx).Interface().(KeyValue).Key >= k + }) + if idx >= vlen { + return Value{}, false + } + keyValue := rValue.Index(idx).Interface().(KeyValue) + if k == keyValue.Key { + return keyValue.Value, true + } + return Value{}, false +} + +// HasValue tests whether a key is defined in this set. +func (l *Set) HasValue(k Key) bool { + if l == nil { + return false + } + _, ok := l.Value(k) + return ok +} + +// Iter returns an iterator for visiting the attributes in this set. +func (l *Set) Iter() Iterator { + return Iterator{ + storage: l, + idx: -1, + } +} + +// ToSlice returns the set of attributes belonging to this set, sorted, where +// keys appear no more than once. +func (l *Set) ToSlice() []KeyValue { + iter := l.Iter() + return iter.ToSlice() +} + +// Equivalent returns a value that may be used as a map key. The Distinct type +// guarantees that the result will equal the equivalent. Distinct value of any +// attribute set with the same elements as this, where sets are made unique by +// choosing the last value in the input for any given key. +func (l *Set) Equivalent() Distinct { + if l == nil || !l.equivalent.Valid() { + return emptySet.equivalent + } + return l.equivalent +} + +// Equals returns true if the argument set is equivalent to this set. +func (l *Set) Equals(o *Set) bool { + return l.Equivalent() == o.Equivalent() +} + +// Encoded returns the encoded form of this set, according to encoder. +func (l *Set) Encoded(encoder Encoder) string { + if l == nil || encoder == nil { + return "" + } + + return encoder.Encode(l.Iter()) +} + +func empty() Set { + return Set{ + equivalent: emptySet.equivalent, + } +} + +// NewSet returns a new Set. See the documentation for +// NewSetWithSortableFiltered for more details. +// +// Except for empty sets, this method adds an additional allocation compared +// with calls that include a Sortable. +func NewSet(kvs ...KeyValue) Set { + // Check for empty set. + if len(kvs) == 0 { + return empty() + } + s, _ := NewSetWithSortableFiltered(kvs, new(Sortable), nil) + return s +} + +// NewSetWithSortable returns a new Set. See the documentation for +// NewSetWithSortableFiltered for more details. +// +// This call includes a Sortable option as a memory optimization. +func NewSetWithSortable(kvs []KeyValue, tmp *Sortable) Set { + // Check for empty set. + if len(kvs) == 0 { + return empty() + } + s, _ := NewSetWithSortableFiltered(kvs, tmp, nil) + return s +} + +// NewSetWithFiltered returns a new Set. See the documentation for +// NewSetWithSortableFiltered for more details. +// +// This call includes a Filter to include/exclude attribute keys from the +// return value. Excluded keys are returned as a slice of attribute values. +func NewSetWithFiltered(kvs []KeyValue, filter Filter) (Set, []KeyValue) { + // Check for empty set. + if len(kvs) == 0 { + return empty(), nil + } + return NewSetWithSortableFiltered(kvs, new(Sortable), filter) +} + +// NewSetWithSortableFiltered returns a new Set. +// +// Duplicate keys are eliminated by taking the last value. This +// re-orders the input slice so that unique last-values are contiguous +// at the end of the slice. +// +// This ensures the following: +// +// - Last-value-wins semantics +// - Caller sees the reordering, but doesn't lose values +// - Repeated call preserve last-value wins. +// +// Note that methods are defined on Set, although this returns Set. Callers +// can avoid memory allocations by: +// +// - allocating a Sortable for use as a temporary in this method +// - allocating a Set for storing the return value of this constructor. +// +// The result maintains a cache of encoded attributes, by attribute.EncoderID. +// This value should not be copied after its first use. +// +// The second []KeyValue return value is a list of attributes that were +// excluded by the Filter (if non-nil). +func NewSetWithSortableFiltered(kvs []KeyValue, tmp *Sortable, filter Filter) (Set, []KeyValue) { + // Check for empty set. + if len(kvs) == 0 { + return empty(), nil + } + + *tmp = kvs + + // Stable sort so the following de-duplication can implement + // last-value-wins semantics. + sort.Stable(tmp) + + *tmp = nil + + position := len(kvs) - 1 + offset := position - 1 + + // The requirements stated above require that the stable + // result be placed in the end of the input slice, while + // overwritten values are swapped to the beginning. + // + // De-duplicate with last-value-wins semantics. Preserve + // duplicate values at the beginning of the input slice. + for ; offset >= 0; offset-- { + if kvs[offset].Key == kvs[position].Key { + continue + } + position-- + kvs[offset], kvs[position] = kvs[position], kvs[offset] + } + if filter != nil { + return filterSet(kvs[position:], filter) + } + return Set{ + equivalent: computeDistinct(kvs[position:]), + }, nil +} + +// filterSet reorders kvs so that included keys are contiguous at the end of +// the slice, while excluded keys precede the included keys. +func filterSet(kvs []KeyValue, filter Filter) (Set, []KeyValue) { + var excluded []KeyValue + + // Move attributes that do not match the filter so they're adjacent before + // calling computeDistinct(). + distinctPosition := len(kvs) + + // Swap indistinct keys forward and distinct keys toward the + // end of the slice. + offset := len(kvs) - 1 + for ; offset >= 0; offset-- { + if filter(kvs[offset]) { + distinctPosition-- + kvs[offset], kvs[distinctPosition] = kvs[distinctPosition], kvs[offset] + continue + } + } + excluded = kvs[:distinctPosition] + + return Set{ + equivalent: computeDistinct(kvs[distinctPosition:]), + }, excluded +} + +// Filter returns a filtered copy of this Set. See the documentation for +// NewSetWithSortableFiltered for more details. +func (l *Set) Filter(re Filter) (Set, []KeyValue) { + if re == nil { + return Set{ + equivalent: l.equivalent, + }, nil + } + + // Note: This could be refactored to avoid the temporary slice + // allocation, if it proves to be expensive. + return filterSet(l.ToSlice(), re) +} + +// computeDistinct returns a Distinct using either the fixed- or +// reflect-oriented code path, depending on the size of the input. The input +// slice is assumed to already be sorted and de-duplicated. +func computeDistinct(kvs []KeyValue) Distinct { + iface := computeDistinctFixed(kvs) + if iface == nil { + iface = computeDistinctReflect(kvs) + } + return Distinct{ + iface: iface, + } +} + +// computeDistinctFixed computes a Distinct for small slices. It returns nil +// if the input is too large for this code path. +func computeDistinctFixed(kvs []KeyValue) interface{} { + switch len(kvs) { + case 1: + ptr := new([1]KeyValue) + copy((*ptr)[:], kvs) + return *ptr + case 2: + ptr := new([2]KeyValue) + copy((*ptr)[:], kvs) + return *ptr + case 3: + ptr := new([3]KeyValue) + copy((*ptr)[:], kvs) + return *ptr + case 4: + ptr := new([4]KeyValue) + copy((*ptr)[:], kvs) + return *ptr + case 5: + ptr := new([5]KeyValue) + copy((*ptr)[:], kvs) + return *ptr + case 6: + ptr := new([6]KeyValue) + copy((*ptr)[:], kvs) + return *ptr + case 7: + ptr := new([7]KeyValue) + copy((*ptr)[:], kvs) + return *ptr + case 8: + ptr := new([8]KeyValue) + copy((*ptr)[:], kvs) + return *ptr + case 9: + ptr := new([9]KeyValue) + copy((*ptr)[:], kvs) + return *ptr + case 10: + ptr := new([10]KeyValue) + copy((*ptr)[:], kvs) + return *ptr + default: + return nil + } +} + +// computeDistinctReflect computes a Distinct using reflection, works for any +// size input. +func computeDistinctReflect(kvs []KeyValue) interface{} { + at := reflect.New(reflect.ArrayOf(len(kvs), keyValueType)).Elem() + for i, keyValue := range kvs { + *(at.Index(i).Addr().Interface().(*KeyValue)) = keyValue + } + return at.Interface() +} + +// MarshalJSON returns the JSON encoding of the Set. +func (l *Set) MarshalJSON() ([]byte, error) { + return json.Marshal(l.equivalent.iface) +} + +// MarshalLog is the marshaling function used by the logging system to represent this exporter. +func (l Set) MarshalLog() interface{} { + kvs := make(map[string]string) + for _, kv := range l.ToSlice() { + kvs[string(kv.Key)] = kv.Value.Emit() + } + return kvs +} + +// Len implements sort.Interface. +func (l *Sortable) Len() int { + return len(*l) +} + +// Swap implements sort.Interface. +func (l *Sortable) Swap(i, j int) { + (*l)[i], (*l)[j] = (*l)[j], (*l)[i] +} + +// Less implements sort.Interface. +func (l *Sortable) Less(i, j int) bool { + return (*l)[i].Key < (*l)[j].Key +} diff --git a/vendor/go.opentelemetry.io/otel/attribute/type_string.go b/vendor/go.opentelemetry.io/otel/attribute/type_string.go new file mode 100644 index 000000000000..e584b24776bc --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/attribute/type_string.go @@ -0,0 +1,31 @@ +// Code generated by "stringer -type=Type"; DO NOT EDIT. + +package attribute + +import "strconv" + +func _() { + // An "invalid array index" compiler error signifies that the constant values have changed. + // Re-run the stringer command to generate them again. + var x [1]struct{} + _ = x[INVALID-0] + _ = x[BOOL-1] + _ = x[INT64-2] + _ = x[FLOAT64-3] + _ = x[STRING-4] + _ = x[BOOLSLICE-5] + _ = x[INT64SLICE-6] + _ = x[FLOAT64SLICE-7] + _ = x[STRINGSLICE-8] +} + +const _Type_name = "INVALIDBOOLINT64FLOAT64STRINGBOOLSLICEINT64SLICEFLOAT64SLICESTRINGSLICE" + +var _Type_index = [...]uint8{0, 7, 11, 16, 23, 29, 38, 48, 60, 71} + +func (i Type) String() string { + if i < 0 || i >= Type(len(_Type_index)-1) { + return "Type(" + strconv.FormatInt(int64(i), 10) + ")" + } + return _Type_name[_Type_index[i]:_Type_index[i+1]] +} diff --git a/vendor/go.opentelemetry.io/otel/attribute/value.go b/vendor/go.opentelemetry.io/otel/attribute/value.go new file mode 100644 index 000000000000..cb21dd5c0961 --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/attribute/value.go @@ -0,0 +1,270 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package attribute // import "go.opentelemetry.io/otel/attribute" + +import ( + "encoding/json" + "fmt" + "reflect" + "strconv" + + "go.opentelemetry.io/otel/internal" + "go.opentelemetry.io/otel/internal/attribute" +) + +//go:generate stringer -type=Type + +// Type describes the type of the data Value holds. +type Type int // nolint: revive // redefines builtin Type. + +// Value represents the value part in key-value pairs. +type Value struct { + vtype Type + numeric uint64 + stringly string + slice interface{} +} + +const ( + // INVALID is used for a Value with no value set. + INVALID Type = iota + // BOOL is a boolean Type Value. + BOOL + // INT64 is a 64-bit signed integral Type Value. + INT64 + // FLOAT64 is a 64-bit floating point Type Value. + FLOAT64 + // STRING is a string Type Value. + STRING + // BOOLSLICE is a slice of booleans Type Value. + BOOLSLICE + // INT64SLICE is a slice of 64-bit signed integral numbers Type Value. + INT64SLICE + // FLOAT64SLICE is a slice of 64-bit floating point numbers Type Value. + FLOAT64SLICE + // STRINGSLICE is a slice of strings Type Value. + STRINGSLICE +) + +// BoolValue creates a BOOL Value. +func BoolValue(v bool) Value { + return Value{ + vtype: BOOL, + numeric: internal.BoolToRaw(v), + } +} + +// BoolSliceValue creates a BOOLSLICE Value. +func BoolSliceValue(v []bool) Value { + return Value{vtype: BOOLSLICE, slice: attribute.BoolSliceValue(v)} +} + +// IntValue creates an INT64 Value. +func IntValue(v int) Value { + return Int64Value(int64(v)) +} + +// IntSliceValue creates an INTSLICE Value. +func IntSliceValue(v []int) Value { + var int64Val int64 + cp := reflect.New(reflect.ArrayOf(len(v), reflect.TypeOf(int64Val))) + for i, val := range v { + cp.Elem().Index(i).SetInt(int64(val)) + } + return Value{ + vtype: INT64SLICE, + slice: cp.Elem().Interface(), + } +} + +// Int64Value creates an INT64 Value. +func Int64Value(v int64) Value { + return Value{ + vtype: INT64, + numeric: internal.Int64ToRaw(v), + } +} + +// Int64SliceValue creates an INT64SLICE Value. +func Int64SliceValue(v []int64) Value { + return Value{vtype: INT64SLICE, slice: attribute.Int64SliceValue(v)} +} + +// Float64Value creates a FLOAT64 Value. +func Float64Value(v float64) Value { + return Value{ + vtype: FLOAT64, + numeric: internal.Float64ToRaw(v), + } +} + +// Float64SliceValue creates a FLOAT64SLICE Value. +func Float64SliceValue(v []float64) Value { + return Value{vtype: FLOAT64SLICE, slice: attribute.Float64SliceValue(v)} +} + +// StringValue creates a STRING Value. +func StringValue(v string) Value { + return Value{ + vtype: STRING, + stringly: v, + } +} + +// StringSliceValue creates a STRINGSLICE Value. +func StringSliceValue(v []string) Value { + return Value{vtype: STRINGSLICE, slice: attribute.StringSliceValue(v)} +} + +// Type returns a type of the Value. +func (v Value) Type() Type { + return v.vtype +} + +// AsBool returns the bool value. Make sure that the Value's type is +// BOOL. +func (v Value) AsBool() bool { + return internal.RawToBool(v.numeric) +} + +// AsBoolSlice returns the []bool value. Make sure that the Value's type is +// BOOLSLICE. +func (v Value) AsBoolSlice() []bool { + if v.vtype != BOOLSLICE { + return nil + } + return v.asBoolSlice() +} + +func (v Value) asBoolSlice() []bool { + return attribute.AsBoolSlice(v.slice) +} + +// AsInt64 returns the int64 value. Make sure that the Value's type is +// INT64. +func (v Value) AsInt64() int64 { + return internal.RawToInt64(v.numeric) +} + +// AsInt64Slice returns the []int64 value. Make sure that the Value's type is +// INT64SLICE. +func (v Value) AsInt64Slice() []int64 { + if v.vtype != INT64SLICE { + return nil + } + return v.asInt64Slice() +} + +func (v Value) asInt64Slice() []int64 { + return attribute.AsInt64Slice(v.slice) +} + +// AsFloat64 returns the float64 value. Make sure that the Value's +// type is FLOAT64. +func (v Value) AsFloat64() float64 { + return internal.RawToFloat64(v.numeric) +} + +// AsFloat64Slice returns the []float64 value. Make sure that the Value's type is +// FLOAT64SLICE. +func (v Value) AsFloat64Slice() []float64 { + if v.vtype != FLOAT64SLICE { + return nil + } + return v.asFloat64Slice() +} + +func (v Value) asFloat64Slice() []float64 { + return attribute.AsFloat64Slice(v.slice) +} + +// AsString returns the string value. Make sure that the Value's type +// is STRING. +func (v Value) AsString() string { + return v.stringly +} + +// AsStringSlice returns the []string value. Make sure that the Value's type is +// STRINGSLICE. +func (v Value) AsStringSlice() []string { + if v.vtype != STRINGSLICE { + return nil + } + return v.asStringSlice() +} + +func (v Value) asStringSlice() []string { + return attribute.AsStringSlice(v.slice) +} + +type unknownValueType struct{} + +// AsInterface returns Value's data as interface{}. +func (v Value) AsInterface() interface{} { + switch v.Type() { + case BOOL: + return v.AsBool() + case BOOLSLICE: + return v.asBoolSlice() + case INT64: + return v.AsInt64() + case INT64SLICE: + return v.asInt64Slice() + case FLOAT64: + return v.AsFloat64() + case FLOAT64SLICE: + return v.asFloat64Slice() + case STRING: + return v.stringly + case STRINGSLICE: + return v.asStringSlice() + } + return unknownValueType{} +} + +// Emit returns a string representation of Value's data. +func (v Value) Emit() string { + switch v.Type() { + case BOOLSLICE: + return fmt.Sprint(v.asBoolSlice()) + case BOOL: + return strconv.FormatBool(v.AsBool()) + case INT64SLICE: + return fmt.Sprint(v.asInt64Slice()) + case INT64: + return strconv.FormatInt(v.AsInt64(), 10) + case FLOAT64SLICE: + return fmt.Sprint(v.asFloat64Slice()) + case FLOAT64: + return fmt.Sprint(v.AsFloat64()) + case STRINGSLICE: + return fmt.Sprint(v.asStringSlice()) + case STRING: + return v.stringly + default: + return "unknown" + } +} + +// MarshalJSON returns the JSON encoding of the Value. +func (v Value) MarshalJSON() ([]byte, error) { + var jsonVal struct { + Type string + Value interface{} + } + jsonVal.Type = v.Type().String() + jsonVal.Value = v.AsInterface() + return json.Marshal(jsonVal) +} diff --git a/vendor/go.opentelemetry.io/otel/codes/codes.go b/vendor/go.opentelemetry.io/otel/codes/codes.go new file mode 100644 index 000000000000..587ebae4e30e --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/codes/codes.go @@ -0,0 +1,116 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package codes // import "go.opentelemetry.io/otel/codes" + +import ( + "encoding/json" + "fmt" + "strconv" +) + +const ( + // Unset is the default status code. + Unset Code = 0 + + // Error indicates the operation contains an error. + // + // NOTE: The error code in OTLP is 2. + // The value of this enum is only relevant to the internals + // of the Go SDK. + Error Code = 1 + + // Ok indicates operation has been validated by an Application developers + // or Operator to have completed successfully, or contain no error. + // + // NOTE: The Ok code in OTLP is 1. + // The value of this enum is only relevant to the internals + // of the Go SDK. + Ok Code = 2 + + maxCode = 3 +) + +// Code is an 32-bit representation of a status state. +type Code uint32 + +var codeToStr = map[Code]string{ + Unset: "Unset", + Error: "Error", + Ok: "Ok", +} + +var strToCode = map[string]Code{ + `"Unset"`: Unset, + `"Error"`: Error, + `"Ok"`: Ok, +} + +// String returns the Code as a string. +func (c Code) String() string { + return codeToStr[c] +} + +// UnmarshalJSON unmarshals b into the Code. +// +// This is based on the functionality in the gRPC codes package: +// https://github.com/grpc/grpc-go/blob/bb64fee312b46ebee26be43364a7a966033521b1/codes/codes.go#L218-L244 +func (c *Code) UnmarshalJSON(b []byte) error { + // From json.Unmarshaler: By convention, to approximate the behavior of + // Unmarshal itself, Unmarshalers implement UnmarshalJSON([]byte("null")) as + // a no-op. + if string(b) == "null" { + return nil + } + if c == nil { + return fmt.Errorf("nil receiver passed to UnmarshalJSON") + } + + var x interface{} + if err := json.Unmarshal(b, &x); err != nil { + return err + } + switch x.(type) { + case string: + if jc, ok := strToCode[string(b)]; ok { + *c = jc + return nil + } + return fmt.Errorf("invalid code: %q", string(b)) + case float64: + if ci, err := strconv.ParseUint(string(b), 10, 32); err == nil { + if ci >= maxCode { + return fmt.Errorf("invalid code: %q", ci) + } + + *c = Code(ci) + return nil + } + return fmt.Errorf("invalid code: %q", string(b)) + default: + return fmt.Errorf("invalid code: %q", string(b)) + } +} + +// MarshalJSON returns c as the JSON encoding of c. +func (c *Code) MarshalJSON() ([]byte, error) { + if c == nil { + return []byte("null"), nil + } + str, ok := codeToStr[*c] + if !ok { + return nil, fmt.Errorf("invalid code: %d", *c) + } + return []byte(fmt.Sprintf("%q", str)), nil +} diff --git a/vendor/go.opentelemetry.io/otel/codes/doc.go b/vendor/go.opentelemetry.io/otel/codes/doc.go new file mode 100644 index 000000000000..df3e0f1b621a --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/codes/doc.go @@ -0,0 +1,21 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +/* +Package codes defines the canonical error codes used by OpenTelemetry. + +It conforms to [the OpenTelemetry +specification](https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/trace/api.md#statuscanonicalcode). +*/ +package codes // import "go.opentelemetry.io/otel/codes" diff --git a/vendor/go.opentelemetry.io/otel/internal/attribute/attribute.go b/vendor/go.opentelemetry.io/otel/internal/attribute/attribute.go new file mode 100644 index 000000000000..622c3ee3f276 --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/internal/attribute/attribute.go @@ -0,0 +1,111 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +/* +Package attribute provide several helper functions for some commonly used +logic of processing attributes. +*/ +package attribute // import "go.opentelemetry.io/otel/internal/attribute" + +import ( + "reflect" +) + +// BoolSliceValue converts a bool slice into an array with same elements as slice. +func BoolSliceValue(v []bool) interface{} { + var zero bool + cp := reflect.New(reflect.ArrayOf(len(v), reflect.TypeOf(zero))) + copy(cp.Elem().Slice(0, len(v)).Interface().([]bool), v) + return cp.Elem().Interface() +} + +// Int64SliceValue converts an int64 slice into an array with same elements as slice. +func Int64SliceValue(v []int64) interface{} { + var zero int64 + cp := reflect.New(reflect.ArrayOf(len(v), reflect.TypeOf(zero))) + copy(cp.Elem().Slice(0, len(v)).Interface().([]int64), v) + return cp.Elem().Interface() +} + +// Float64SliceValue converts a float64 slice into an array with same elements as slice. +func Float64SliceValue(v []float64) interface{} { + var zero float64 + cp := reflect.New(reflect.ArrayOf(len(v), reflect.TypeOf(zero))) + copy(cp.Elem().Slice(0, len(v)).Interface().([]float64), v) + return cp.Elem().Interface() +} + +// StringSliceValue converts a string slice into an array with same elements as slice. +func StringSliceValue(v []string) interface{} { + var zero string + cp := reflect.New(reflect.ArrayOf(len(v), reflect.TypeOf(zero))) + copy(cp.Elem().Slice(0, len(v)).Interface().([]string), v) + return cp.Elem().Interface() +} + +// AsBoolSlice converts a bool array into a slice into with same elements as array. +func AsBoolSlice(v interface{}) []bool { + rv := reflect.ValueOf(v) + if rv.Type().Kind() != reflect.Array { + return nil + } + var zero bool + correctLen := rv.Len() + correctType := reflect.ArrayOf(correctLen, reflect.TypeOf(zero)) + cpy := reflect.New(correctType) + _ = reflect.Copy(cpy.Elem(), rv) + return cpy.Elem().Slice(0, correctLen).Interface().([]bool) +} + +// AsInt64Slice converts an int64 array into a slice into with same elements as array. +func AsInt64Slice(v interface{}) []int64 { + rv := reflect.ValueOf(v) + if rv.Type().Kind() != reflect.Array { + return nil + } + var zero int64 + correctLen := rv.Len() + correctType := reflect.ArrayOf(correctLen, reflect.TypeOf(zero)) + cpy := reflect.New(correctType) + _ = reflect.Copy(cpy.Elem(), rv) + return cpy.Elem().Slice(0, correctLen).Interface().([]int64) +} + +// AsFloat64Slice converts a float64 array into a slice into with same elements as array. +func AsFloat64Slice(v interface{}) []float64 { + rv := reflect.ValueOf(v) + if rv.Type().Kind() != reflect.Array { + return nil + } + var zero float64 + correctLen := rv.Len() + correctType := reflect.ArrayOf(correctLen, reflect.TypeOf(zero)) + cpy := reflect.New(correctType) + _ = reflect.Copy(cpy.Elem(), rv) + return cpy.Elem().Slice(0, correctLen).Interface().([]float64) +} + +// AsStringSlice converts a string array into a slice into with same elements as array. +func AsStringSlice(v interface{}) []string { + rv := reflect.ValueOf(v) + if rv.Type().Kind() != reflect.Array { + return nil + } + var zero string + correctLen := rv.Len() + correctType := reflect.ArrayOf(correctLen, reflect.TypeOf(zero)) + cpy := reflect.New(correctType) + _ = reflect.Copy(cpy.Elem(), rv) + return cpy.Elem().Slice(0, correctLen).Interface().([]string) +} diff --git a/vendor/go.opentelemetry.io/otel/internal/rawhelpers.go b/vendor/go.opentelemetry.io/otel/internal/rawhelpers.go new file mode 100644 index 000000000000..e07e7940004c --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/internal/rawhelpers.go @@ -0,0 +1,55 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package internal // import "go.opentelemetry.io/otel/internal" + +import ( + "math" + "unsafe" +) + +func BoolToRaw(b bool) uint64 { // nolint:revive // b is not a control flag. + if b { + return 1 + } + return 0 +} + +func RawToBool(r uint64) bool { + return r != 0 +} + +func Int64ToRaw(i int64) uint64 { + return uint64(i) +} + +func RawToInt64(r uint64) int64 { + return int64(r) +} + +func Float64ToRaw(f float64) uint64 { + return math.Float64bits(f) +} + +func RawToFloat64(r uint64) float64 { + return math.Float64frombits(r) +} + +func RawPtrToFloat64Ptr(r *uint64) *float64 { + return (*float64)(unsafe.Pointer(r)) +} + +func RawPtrToInt64Ptr(r *uint64) *int64 { + return (*int64)(unsafe.Pointer(r)) +} diff --git a/vendor/go.opentelemetry.io/otel/trace/LICENSE b/vendor/go.opentelemetry.io/otel/trace/LICENSE new file mode 100644 index 000000000000..261eeb9e9f8b --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/trace/LICENSE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + and distribution as defined by Sections 1 through 9 of this document. + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/vendor/go.opentelemetry.io/otel/trace/config.go b/vendor/go.opentelemetry.io/otel/trace/config.go new file mode 100644 index 000000000000..cb3efbb9ad89 --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/trace/config.go @@ -0,0 +1,333 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package trace // import "go.opentelemetry.io/otel/trace" + +import ( + "time" + + "go.opentelemetry.io/otel/attribute" +) + +// TracerConfig is a group of options for a Tracer. +type TracerConfig struct { + instrumentationVersion string + // Schema URL of the telemetry emitted by the Tracer. + schemaURL string + attrs attribute.Set +} + +// InstrumentationVersion returns the version of the library providing instrumentation. +func (t *TracerConfig) InstrumentationVersion() string { + return t.instrumentationVersion +} + +// InstrumentationAttributes returns the attributes associated with the library +// providing instrumentation. +func (t *TracerConfig) InstrumentationAttributes() attribute.Set { + return t.attrs +} + +// SchemaURL returns the Schema URL of the telemetry emitted by the Tracer. +func (t *TracerConfig) SchemaURL() string { + return t.schemaURL +} + +// NewTracerConfig applies all the options to a returned TracerConfig. +func NewTracerConfig(options ...TracerOption) TracerConfig { + var config TracerConfig + for _, option := range options { + config = option.apply(config) + } + return config +} + +// TracerOption applies an option to a TracerConfig. +type TracerOption interface { + apply(TracerConfig) TracerConfig +} + +type tracerOptionFunc func(TracerConfig) TracerConfig + +func (fn tracerOptionFunc) apply(cfg TracerConfig) TracerConfig { + return fn(cfg) +} + +// SpanConfig is a group of options for a Span. +type SpanConfig struct { + attributes []attribute.KeyValue + timestamp time.Time + links []Link + newRoot bool + spanKind SpanKind + stackTrace bool +} + +// Attributes describe the associated qualities of a Span. +func (cfg *SpanConfig) Attributes() []attribute.KeyValue { + return cfg.attributes +} + +// Timestamp is a time in a Span life-cycle. +func (cfg *SpanConfig) Timestamp() time.Time { + return cfg.timestamp +} + +// StackTrace checks whether stack trace capturing is enabled. +func (cfg *SpanConfig) StackTrace() bool { + return cfg.stackTrace +} + +// Links are the associations a Span has with other Spans. +func (cfg *SpanConfig) Links() []Link { + return cfg.links +} + +// NewRoot identifies a Span as the root Span for a new trace. This is +// commonly used when an existing trace crosses trust boundaries and the +// remote parent span context should be ignored for security. +func (cfg *SpanConfig) NewRoot() bool { + return cfg.newRoot +} + +// SpanKind is the role a Span has in a trace. +func (cfg *SpanConfig) SpanKind() SpanKind { + return cfg.spanKind +} + +// NewSpanStartConfig applies all the options to a returned SpanConfig. +// No validation is performed on the returned SpanConfig (e.g. no uniqueness +// checking or bounding of data), it is left to the SDK to perform this +// action. +func NewSpanStartConfig(options ...SpanStartOption) SpanConfig { + var c SpanConfig + for _, option := range options { + c = option.applySpanStart(c) + } + return c +} + +// NewSpanEndConfig applies all the options to a returned SpanConfig. +// No validation is performed on the returned SpanConfig (e.g. no uniqueness +// checking or bounding of data), it is left to the SDK to perform this +// action. +func NewSpanEndConfig(options ...SpanEndOption) SpanConfig { + var c SpanConfig + for _, option := range options { + c = option.applySpanEnd(c) + } + return c +} + +// SpanStartOption applies an option to a SpanConfig. These options are applicable +// only when the span is created. +type SpanStartOption interface { + applySpanStart(SpanConfig) SpanConfig +} + +type spanOptionFunc func(SpanConfig) SpanConfig + +func (fn spanOptionFunc) applySpanStart(cfg SpanConfig) SpanConfig { + return fn(cfg) +} + +// SpanEndOption applies an option to a SpanConfig. These options are +// applicable only when the span is ended. +type SpanEndOption interface { + applySpanEnd(SpanConfig) SpanConfig +} + +// EventConfig is a group of options for an Event. +type EventConfig struct { + attributes []attribute.KeyValue + timestamp time.Time + stackTrace bool +} + +// Attributes describe the associated qualities of an Event. +func (cfg *EventConfig) Attributes() []attribute.KeyValue { + return cfg.attributes +} + +// Timestamp is a time in an Event life-cycle. +func (cfg *EventConfig) Timestamp() time.Time { + return cfg.timestamp +} + +// StackTrace checks whether stack trace capturing is enabled. +func (cfg *EventConfig) StackTrace() bool { + return cfg.stackTrace +} + +// NewEventConfig applies all the EventOptions to a returned EventConfig. If no +// timestamp option is passed, the returned EventConfig will have a Timestamp +// set to the call time, otherwise no validation is performed on the returned +// EventConfig. +func NewEventConfig(options ...EventOption) EventConfig { + var c EventConfig + for _, option := range options { + c = option.applyEvent(c) + } + if c.timestamp.IsZero() { + c.timestamp = time.Now() + } + return c +} + +// EventOption applies span event options to an EventConfig. +type EventOption interface { + applyEvent(EventConfig) EventConfig +} + +// SpanOption are options that can be used at both the beginning and end of a span. +type SpanOption interface { + SpanStartOption + SpanEndOption +} + +// SpanStartEventOption are options that can be used at the start of a span, or with an event. +type SpanStartEventOption interface { + SpanStartOption + EventOption +} + +// SpanEndEventOption are options that can be used at the end of a span, or with an event. +type SpanEndEventOption interface { + SpanEndOption + EventOption +} + +type attributeOption []attribute.KeyValue + +func (o attributeOption) applySpan(c SpanConfig) SpanConfig { + c.attributes = append(c.attributes, []attribute.KeyValue(o)...) + return c +} +func (o attributeOption) applySpanStart(c SpanConfig) SpanConfig { return o.applySpan(c) } +func (o attributeOption) applyEvent(c EventConfig) EventConfig { + c.attributes = append(c.attributes, []attribute.KeyValue(o)...) + return c +} + +var _ SpanStartEventOption = attributeOption{} + +// WithAttributes adds the attributes related to a span life-cycle event. +// These attributes are used to describe the work a Span represents when this +// option is provided to a Span's start or end events. Otherwise, these +// attributes provide additional information about the event being recorded +// (e.g. error, state change, processing progress, system event). +// +// If multiple of these options are passed the attributes of each successive +// option will extend the attributes instead of overwriting. There is no +// guarantee of uniqueness in the resulting attributes. +func WithAttributes(attributes ...attribute.KeyValue) SpanStartEventOption { + return attributeOption(attributes) +} + +// SpanEventOption are options that can be used with an event or a span. +type SpanEventOption interface { + SpanOption + EventOption +} + +type timestampOption time.Time + +func (o timestampOption) applySpan(c SpanConfig) SpanConfig { + c.timestamp = time.Time(o) + return c +} +func (o timestampOption) applySpanStart(c SpanConfig) SpanConfig { return o.applySpan(c) } +func (o timestampOption) applySpanEnd(c SpanConfig) SpanConfig { return o.applySpan(c) } +func (o timestampOption) applyEvent(c EventConfig) EventConfig { + c.timestamp = time.Time(o) + return c +} + +var _ SpanEventOption = timestampOption{} + +// WithTimestamp sets the time of a Span or Event life-cycle moment (e.g. +// started, stopped, errored). +func WithTimestamp(t time.Time) SpanEventOption { + return timestampOption(t) +} + +type stackTraceOption bool + +func (o stackTraceOption) applyEvent(c EventConfig) EventConfig { + c.stackTrace = bool(o) + return c +} +func (o stackTraceOption) applySpan(c SpanConfig) SpanConfig { + c.stackTrace = bool(o) + return c +} +func (o stackTraceOption) applySpanEnd(c SpanConfig) SpanConfig { return o.applySpan(c) } + +// WithStackTrace sets the flag to capture the error with stack trace (e.g. true, false). +func WithStackTrace(b bool) SpanEndEventOption { + return stackTraceOption(b) +} + +// WithLinks adds links to a Span. The links are added to the existing Span +// links, i.e. this does not overwrite. Links with invalid span context are ignored. +func WithLinks(links ...Link) SpanStartOption { + return spanOptionFunc(func(cfg SpanConfig) SpanConfig { + cfg.links = append(cfg.links, links...) + return cfg + }) +} + +// WithNewRoot specifies that the Span should be treated as a root Span. Any +// existing parent span context will be ignored when defining the Span's trace +// identifiers. +func WithNewRoot() SpanStartOption { + return spanOptionFunc(func(cfg SpanConfig) SpanConfig { + cfg.newRoot = true + return cfg + }) +} + +// WithSpanKind sets the SpanKind of a Span. +func WithSpanKind(kind SpanKind) SpanStartOption { + return spanOptionFunc(func(cfg SpanConfig) SpanConfig { + cfg.spanKind = kind + return cfg + }) +} + +// WithInstrumentationVersion sets the instrumentation version. +func WithInstrumentationVersion(version string) TracerOption { + return tracerOptionFunc(func(cfg TracerConfig) TracerConfig { + cfg.instrumentationVersion = version + return cfg + }) +} + +// WithInstrumentationAttributes sets the instrumentation attributes. +// +// The passed attributes will be de-duplicated. +func WithInstrumentationAttributes(attr ...attribute.KeyValue) TracerOption { + return tracerOptionFunc(func(config TracerConfig) TracerConfig { + config.attrs = attribute.NewSet(attr...) + return config + }) +} + +// WithSchemaURL sets the schema URL for the Tracer. +func WithSchemaURL(schemaURL string) TracerOption { + return tracerOptionFunc(func(cfg TracerConfig) TracerConfig { + cfg.schemaURL = schemaURL + return cfg + }) +} diff --git a/vendor/go.opentelemetry.io/otel/trace/context.go b/vendor/go.opentelemetry.io/otel/trace/context.go new file mode 100644 index 000000000000..76f9a083c409 --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/trace/context.go @@ -0,0 +1,61 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package trace // import "go.opentelemetry.io/otel/trace" + +import "context" + +type traceContextKeyType int + +const currentSpanKey traceContextKeyType = iota + +// ContextWithSpan returns a copy of parent with span set as the current Span. +func ContextWithSpan(parent context.Context, span Span) context.Context { + return context.WithValue(parent, currentSpanKey, span) +} + +// ContextWithSpanContext returns a copy of parent with sc as the current +// Span. The Span implementation that wraps sc is non-recording and performs +// no operations other than to return sc as the SpanContext from the +// SpanContext method. +func ContextWithSpanContext(parent context.Context, sc SpanContext) context.Context { + return ContextWithSpan(parent, nonRecordingSpan{sc: sc}) +} + +// ContextWithRemoteSpanContext returns a copy of parent with rsc set explicly +// as a remote SpanContext and as the current Span. The Span implementation +// that wraps rsc is non-recording and performs no operations other than to +// return rsc as the SpanContext from the SpanContext method. +func ContextWithRemoteSpanContext(parent context.Context, rsc SpanContext) context.Context { + return ContextWithSpanContext(parent, rsc.WithRemote(true)) +} + +// SpanFromContext returns the current Span from ctx. +// +// If no Span is currently set in ctx an implementation of a Span that +// performs no operations is returned. +func SpanFromContext(ctx context.Context) Span { + if ctx == nil { + return noopSpan{} + } + if span, ok := ctx.Value(currentSpanKey).(Span); ok { + return span + } + return noopSpan{} +} + +// SpanContextFromContext returns the current Span's SpanContext. +func SpanContextFromContext(ctx context.Context) SpanContext { + return SpanFromContext(ctx).SpanContext() +} diff --git a/vendor/go.opentelemetry.io/otel/trace/doc.go b/vendor/go.opentelemetry.io/otel/trace/doc.go new file mode 100644 index 000000000000..ab0346f9664a --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/trace/doc.go @@ -0,0 +1,66 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +/* +Package trace provides an implementation of the tracing part of the +OpenTelemetry API. + +To participate in distributed traces a Span needs to be created for the +operation being performed as part of a traced workflow. In its simplest form: + + var tracer trace.Tracer + + func init() { + tracer = otel.Tracer("instrumentation/package/name") + } + + func operation(ctx context.Context) { + var span trace.Span + ctx, span = tracer.Start(ctx, "operation") + defer span.End() + // ... + } + +A Tracer is unique to the instrumentation and is used to create Spans. +Instrumentation should be designed to accept a TracerProvider from which it +can create its own unique Tracer. Alternatively, the registered global +TracerProvider from the go.opentelemetry.io/otel package can be used as +a default. + + const ( + name = "instrumentation/package/name" + version = "0.1.0" + ) + + type Instrumentation struct { + tracer trace.Tracer + } + + func NewInstrumentation(tp trace.TracerProvider) *Instrumentation { + if tp == nil { + tp = otel.TracerProvider() + } + return &Instrumentation{ + tracer: tp.Tracer(name, trace.WithInstrumentationVersion(version)), + } + } + + func operation(ctx context.Context, inst *Instrumentation) { + var span trace.Span + ctx, span = inst.tracer.Start(ctx, "operation") + defer span.End() + // ... + } +*/ +package trace // import "go.opentelemetry.io/otel/trace" diff --git a/vendor/go.opentelemetry.io/otel/trace/nonrecording.go b/vendor/go.opentelemetry.io/otel/trace/nonrecording.go new file mode 100644 index 000000000000..88fcb81611f9 --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/trace/nonrecording.go @@ -0,0 +1,27 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package trace // import "go.opentelemetry.io/otel/trace" + +// nonRecordingSpan is a minimal implementation of a Span that wraps a +// SpanContext. It performs no operations other than to return the wrapped +// SpanContext. +type nonRecordingSpan struct { + noopSpan + + sc SpanContext +} + +// SpanContext returns the wrapped SpanContext. +func (s nonRecordingSpan) SpanContext() SpanContext { return s.sc } diff --git a/vendor/go.opentelemetry.io/otel/trace/noop.go b/vendor/go.opentelemetry.io/otel/trace/noop.go new file mode 100644 index 000000000000..73950f207789 --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/trace/noop.go @@ -0,0 +1,89 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package trace // import "go.opentelemetry.io/otel/trace" + +import ( + "context" + + "go.opentelemetry.io/otel/attribute" + "go.opentelemetry.io/otel/codes" +) + +// NewNoopTracerProvider returns an implementation of TracerProvider that +// performs no operations. The Tracer and Spans created from the returned +// TracerProvider also perform no operations. +func NewNoopTracerProvider() TracerProvider { + return noopTracerProvider{} +} + +type noopTracerProvider struct{} + +var _ TracerProvider = noopTracerProvider{} + +// Tracer returns noop implementation of Tracer. +func (p noopTracerProvider) Tracer(string, ...TracerOption) Tracer { + return noopTracer{} +} + +// noopTracer is an implementation of Tracer that preforms no operations. +type noopTracer struct{} + +var _ Tracer = noopTracer{} + +// Start carries forward a non-recording Span, if one is present in the context, otherwise it +// creates a no-op Span. +func (t noopTracer) Start(ctx context.Context, name string, _ ...SpanStartOption) (context.Context, Span) { + span := SpanFromContext(ctx) + if _, ok := span.(nonRecordingSpan); !ok { + // span is likely already a noopSpan, but let's be sure + span = noopSpan{} + } + return ContextWithSpan(ctx, span), span +} + +// noopSpan is an implementation of Span that preforms no operations. +type noopSpan struct{} + +var _ Span = noopSpan{} + +// SpanContext returns an empty span context. +func (noopSpan) SpanContext() SpanContext { return SpanContext{} } + +// IsRecording always returns false. +func (noopSpan) IsRecording() bool { return false } + +// SetStatus does nothing. +func (noopSpan) SetStatus(codes.Code, string) {} + +// SetError does nothing. +func (noopSpan) SetError(bool) {} + +// SetAttributes does nothing. +func (noopSpan) SetAttributes(...attribute.KeyValue) {} + +// End does nothing. +func (noopSpan) End(...SpanEndOption) {} + +// RecordError does nothing. +func (noopSpan) RecordError(error, ...EventOption) {} + +// AddEvent does nothing. +func (noopSpan) AddEvent(string, ...EventOption) {} + +// SetName does nothing. +func (noopSpan) SetName(string) {} + +// TracerProvider returns a no-op TracerProvider. +func (noopSpan) TracerProvider() TracerProvider { return noopTracerProvider{} } diff --git a/vendor/go.opentelemetry.io/otel/trace/trace.go b/vendor/go.opentelemetry.io/otel/trace/trace.go new file mode 100644 index 000000000000..4aa94f79f46a --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/trace/trace.go @@ -0,0 +1,551 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package trace // import "go.opentelemetry.io/otel/trace" + +import ( + "bytes" + "context" + "encoding/hex" + "encoding/json" + + "go.opentelemetry.io/otel/attribute" + "go.opentelemetry.io/otel/codes" +) + +const ( + // FlagsSampled is a bitmask with the sampled bit set. A SpanContext + // with the sampling bit set means the span is sampled. + FlagsSampled = TraceFlags(0x01) + + errInvalidHexID errorConst = "trace-id and span-id can only contain [0-9a-f] characters, all lowercase" + + errInvalidTraceIDLength errorConst = "hex encoded trace-id must have length equals to 32" + errNilTraceID errorConst = "trace-id can't be all zero" + + errInvalidSpanIDLength errorConst = "hex encoded span-id must have length equals to 16" + errNilSpanID errorConst = "span-id can't be all zero" +) + +type errorConst string + +func (e errorConst) Error() string { + return string(e) +} + +// TraceID is a unique identity of a trace. +// nolint:revive // revive complains about stutter of `trace.TraceID`. +type TraceID [16]byte + +var nilTraceID TraceID +var _ json.Marshaler = nilTraceID + +// IsValid checks whether the trace TraceID is valid. A valid trace ID does +// not consist of zeros only. +func (t TraceID) IsValid() bool { + return !bytes.Equal(t[:], nilTraceID[:]) +} + +// MarshalJSON implements a custom marshal function to encode TraceID +// as a hex string. +func (t TraceID) MarshalJSON() ([]byte, error) { + return json.Marshal(t.String()) +} + +// String returns the hex string representation form of a TraceID. +func (t TraceID) String() string { + return hex.EncodeToString(t[:]) +} + +// SpanID is a unique identity of a span in a trace. +type SpanID [8]byte + +var nilSpanID SpanID +var _ json.Marshaler = nilSpanID + +// IsValid checks whether the SpanID is valid. A valid SpanID does not consist +// of zeros only. +func (s SpanID) IsValid() bool { + return !bytes.Equal(s[:], nilSpanID[:]) +} + +// MarshalJSON implements a custom marshal function to encode SpanID +// as a hex string. +func (s SpanID) MarshalJSON() ([]byte, error) { + return json.Marshal(s.String()) +} + +// String returns the hex string representation form of a SpanID. +func (s SpanID) String() string { + return hex.EncodeToString(s[:]) +} + +// TraceIDFromHex returns a TraceID from a hex string if it is compliant with +// the W3C trace-context specification. See more at +// https://www.w3.org/TR/trace-context/#trace-id +// nolint:revive // revive complains about stutter of `trace.TraceIDFromHex`. +func TraceIDFromHex(h string) (TraceID, error) { + t := TraceID{} + if len(h) != 32 { + return t, errInvalidTraceIDLength + } + + if err := decodeHex(h, t[:]); err != nil { + return t, err + } + + if !t.IsValid() { + return t, errNilTraceID + } + return t, nil +} + +// SpanIDFromHex returns a SpanID from a hex string if it is compliant +// with the w3c trace-context specification. +// See more at https://www.w3.org/TR/trace-context/#parent-id +func SpanIDFromHex(h string) (SpanID, error) { + s := SpanID{} + if len(h) != 16 { + return s, errInvalidSpanIDLength + } + + if err := decodeHex(h, s[:]); err != nil { + return s, err + } + + if !s.IsValid() { + return s, errNilSpanID + } + return s, nil +} + +func decodeHex(h string, b []byte) error { + for _, r := range h { + switch { + case 'a' <= r && r <= 'f': + continue + case '0' <= r && r <= '9': + continue + default: + return errInvalidHexID + } + } + + decoded, err := hex.DecodeString(h) + if err != nil { + return err + } + + copy(b, decoded) + return nil +} + +// TraceFlags contains flags that can be set on a SpanContext. +type TraceFlags byte //nolint:revive // revive complains about stutter of `trace.TraceFlags`. + +// IsSampled returns if the sampling bit is set in the TraceFlags. +func (tf TraceFlags) IsSampled() bool { + return tf&FlagsSampled == FlagsSampled +} + +// WithSampled sets the sampling bit in a new copy of the TraceFlags. +func (tf TraceFlags) WithSampled(sampled bool) TraceFlags { // nolint:revive // sampled is not a control flag. + if sampled { + return tf | FlagsSampled + } + + return tf &^ FlagsSampled +} + +// MarshalJSON implements a custom marshal function to encode TraceFlags +// as a hex string. +func (tf TraceFlags) MarshalJSON() ([]byte, error) { + return json.Marshal(tf.String()) +} + +// String returns the hex string representation form of TraceFlags. +func (tf TraceFlags) String() string { + return hex.EncodeToString([]byte{byte(tf)}[:]) +} + +// SpanContextConfig contains mutable fields usable for constructing +// an immutable SpanContext. +type SpanContextConfig struct { + TraceID TraceID + SpanID SpanID + TraceFlags TraceFlags + TraceState TraceState + Remote bool +} + +// NewSpanContext constructs a SpanContext using values from the provided +// SpanContextConfig. +func NewSpanContext(config SpanContextConfig) SpanContext { + return SpanContext{ + traceID: config.TraceID, + spanID: config.SpanID, + traceFlags: config.TraceFlags, + traceState: config.TraceState, + remote: config.Remote, + } +} + +// SpanContext contains identifying trace information about a Span. +type SpanContext struct { + traceID TraceID + spanID SpanID + traceFlags TraceFlags + traceState TraceState + remote bool +} + +var _ json.Marshaler = SpanContext{} + +// IsValid returns if the SpanContext is valid. A valid span context has a +// valid TraceID and SpanID. +func (sc SpanContext) IsValid() bool { + return sc.HasTraceID() && sc.HasSpanID() +} + +// IsRemote indicates whether the SpanContext represents a remotely-created Span. +func (sc SpanContext) IsRemote() bool { + return sc.remote +} + +// WithRemote returns a copy of sc with the Remote property set to remote. +func (sc SpanContext) WithRemote(remote bool) SpanContext { + return SpanContext{ + traceID: sc.traceID, + spanID: sc.spanID, + traceFlags: sc.traceFlags, + traceState: sc.traceState, + remote: remote, + } +} + +// TraceID returns the TraceID from the SpanContext. +func (sc SpanContext) TraceID() TraceID { + return sc.traceID +} + +// HasTraceID checks if the SpanContext has a valid TraceID. +func (sc SpanContext) HasTraceID() bool { + return sc.traceID.IsValid() +} + +// WithTraceID returns a new SpanContext with the TraceID replaced. +func (sc SpanContext) WithTraceID(traceID TraceID) SpanContext { + return SpanContext{ + traceID: traceID, + spanID: sc.spanID, + traceFlags: sc.traceFlags, + traceState: sc.traceState, + remote: sc.remote, + } +} + +// SpanID returns the SpanID from the SpanContext. +func (sc SpanContext) SpanID() SpanID { + return sc.spanID +} + +// HasSpanID checks if the SpanContext has a valid SpanID. +func (sc SpanContext) HasSpanID() bool { + return sc.spanID.IsValid() +} + +// WithSpanID returns a new SpanContext with the SpanID replaced. +func (sc SpanContext) WithSpanID(spanID SpanID) SpanContext { + return SpanContext{ + traceID: sc.traceID, + spanID: spanID, + traceFlags: sc.traceFlags, + traceState: sc.traceState, + remote: sc.remote, + } +} + +// TraceFlags returns the flags from the SpanContext. +func (sc SpanContext) TraceFlags() TraceFlags { + return sc.traceFlags +} + +// IsSampled returns if the sampling bit is set in the SpanContext's TraceFlags. +func (sc SpanContext) IsSampled() bool { + return sc.traceFlags.IsSampled() +} + +// WithTraceFlags returns a new SpanContext with the TraceFlags replaced. +func (sc SpanContext) WithTraceFlags(flags TraceFlags) SpanContext { + return SpanContext{ + traceID: sc.traceID, + spanID: sc.spanID, + traceFlags: flags, + traceState: sc.traceState, + remote: sc.remote, + } +} + +// TraceState returns the TraceState from the SpanContext. +func (sc SpanContext) TraceState() TraceState { + return sc.traceState +} + +// WithTraceState returns a new SpanContext with the TraceState replaced. +func (sc SpanContext) WithTraceState(state TraceState) SpanContext { + return SpanContext{ + traceID: sc.traceID, + spanID: sc.spanID, + traceFlags: sc.traceFlags, + traceState: state, + remote: sc.remote, + } +} + +// Equal is a predicate that determines whether two SpanContext values are equal. +func (sc SpanContext) Equal(other SpanContext) bool { + return sc.traceID == other.traceID && + sc.spanID == other.spanID && + sc.traceFlags == other.traceFlags && + sc.traceState.String() == other.traceState.String() && + sc.remote == other.remote +} + +// MarshalJSON implements a custom marshal function to encode a SpanContext. +func (sc SpanContext) MarshalJSON() ([]byte, error) { + return json.Marshal(SpanContextConfig{ + TraceID: sc.traceID, + SpanID: sc.spanID, + TraceFlags: sc.traceFlags, + TraceState: sc.traceState, + Remote: sc.remote, + }) +} + +// Span is the individual component of a trace. It represents a single named +// and timed operation of a workflow that is traced. A Tracer is used to +// create a Span and it is then up to the operation the Span represents to +// properly end the Span when the operation itself ends. +// +// Warning: methods may be added to this interface in minor releases. +type Span interface { + // End completes the Span. The Span is considered complete and ready to be + // delivered through the rest of the telemetry pipeline after this method + // is called. Therefore, updates to the Span are not allowed after this + // method has been called. + End(options ...SpanEndOption) + + // AddEvent adds an event with the provided name and options. + AddEvent(name string, options ...EventOption) + + // IsRecording returns the recording state of the Span. It will return + // true if the Span is active and events can be recorded. + IsRecording() bool + + // RecordError will record err as an exception span event for this span. An + // additional call to SetStatus is required if the Status of the Span should + // be set to Error, as this method does not change the Span status. If this + // span is not being recorded or err is nil then this method does nothing. + RecordError(err error, options ...EventOption) + + // SpanContext returns the SpanContext of the Span. The returned SpanContext + // is usable even after the End method has been called for the Span. + SpanContext() SpanContext + + // SetStatus sets the status of the Span in the form of a code and a + // description, provided the status hasn't already been set to a higher + // value before (OK > Error > Unset). The description is only included in a + // status when the code is for an error. + SetStatus(code codes.Code, description string) + + // SetName sets the Span name. + SetName(name string) + + // SetAttributes sets kv as attributes of the Span. If a key from kv + // already exists for an attribute of the Span it will be overwritten with + // the value contained in kv. + SetAttributes(kv ...attribute.KeyValue) + + // TracerProvider returns a TracerProvider that can be used to generate + // additional Spans on the same telemetry pipeline as the current Span. + TracerProvider() TracerProvider +} + +// Link is the relationship between two Spans. The relationship can be within +// the same Trace or across different Traces. +// +// For example, a Link is used in the following situations: +// +// 1. Batch Processing: A batch of operations may contain operations +// associated with one or more traces/spans. Since there can only be one +// parent SpanContext, a Link is used to keep reference to the +// SpanContext of all operations in the batch. +// 2. Public Endpoint: A SpanContext for an in incoming client request on a +// public endpoint should be considered untrusted. In such a case, a new +// trace with its own identity and sampling decision needs to be created, +// but this new trace needs to be related to the original trace in some +// form. A Link is used to keep reference to the original SpanContext and +// track the relationship. +type Link struct { + // SpanContext of the linked Span. + SpanContext SpanContext + + // Attributes describe the aspects of the link. + Attributes []attribute.KeyValue +} + +// LinkFromContext returns a link encapsulating the SpanContext in the provided ctx. +func LinkFromContext(ctx context.Context, attrs ...attribute.KeyValue) Link { + return Link{ + SpanContext: SpanContextFromContext(ctx), + Attributes: attrs, + } +} + +// SpanKind is the role a Span plays in a Trace. +type SpanKind int + +// As a convenience, these match the proto definition, see +// https://github.com/open-telemetry/opentelemetry-proto/blob/30d237e1ff3ab7aa50e0922b5bebdd93505090af/opentelemetry/proto/trace/v1/trace.proto#L101-L129 +// +// The unspecified value is not a valid `SpanKind`. Use `ValidateSpanKind()` +// to coerce a span kind to a valid value. +const ( + // SpanKindUnspecified is an unspecified SpanKind and is not a valid + // SpanKind. SpanKindUnspecified should be replaced with SpanKindInternal + // if it is received. + SpanKindUnspecified SpanKind = 0 + // SpanKindInternal is a SpanKind for a Span that represents an internal + // operation within an application. + SpanKindInternal SpanKind = 1 + // SpanKindServer is a SpanKind for a Span that represents the operation + // of handling a request from a client. + SpanKindServer SpanKind = 2 + // SpanKindClient is a SpanKind for a Span that represents the operation + // of client making a request to a server. + SpanKindClient SpanKind = 3 + // SpanKindProducer is a SpanKind for a Span that represents the operation + // of a producer sending a message to a message broker. Unlike + // SpanKindClient and SpanKindServer, there is often no direct + // relationship between this kind of Span and a SpanKindConsumer kind. A + // SpanKindProducer Span will end once the message is accepted by the + // message broker which might not overlap with the processing of that + // message. + SpanKindProducer SpanKind = 4 + // SpanKindConsumer is a SpanKind for a Span that represents the operation + // of a consumer receiving a message from a message broker. Like + // SpanKindProducer Spans, there is often no direct relationship between + // this Span and the Span that produced the message. + SpanKindConsumer SpanKind = 5 +) + +// ValidateSpanKind returns a valid span kind value. This will coerce +// invalid values into the default value, SpanKindInternal. +func ValidateSpanKind(spanKind SpanKind) SpanKind { + switch spanKind { + case SpanKindInternal, + SpanKindServer, + SpanKindClient, + SpanKindProducer, + SpanKindConsumer: + // valid + return spanKind + default: + return SpanKindInternal + } +} + +// String returns the specified name of the SpanKind in lower-case. +func (sk SpanKind) String() string { + switch sk { + case SpanKindInternal: + return "internal" + case SpanKindServer: + return "server" + case SpanKindClient: + return "client" + case SpanKindProducer: + return "producer" + case SpanKindConsumer: + return "consumer" + default: + return "unspecified" + } +} + +// Tracer is the creator of Spans. +// +// Warning: methods may be added to this interface in minor releases. +type Tracer interface { + // Start creates a span and a context.Context containing the newly-created span. + // + // If the context.Context provided in `ctx` contains a Span then the newly-created + // Span will be a child of that span, otherwise it will be a root span. This behavior + // can be overridden by providing `WithNewRoot()` as a SpanOption, causing the + // newly-created Span to be a root span even if `ctx` contains a Span. + // + // When creating a Span it is recommended to provide all known span attributes using + // the `WithAttributes()` SpanOption as samplers will only have access to the + // attributes provided when a Span is created. + // + // Any Span that is created MUST also be ended. This is the responsibility of the user. + // Implementations of this API may leak memory or other resources if Spans are not ended. + Start(ctx context.Context, spanName string, opts ...SpanStartOption) (context.Context, Span) +} + +// TracerProvider provides Tracers that are used by instrumentation code to +// trace computational workflows. +// +// A TracerProvider is the collection destination of all Spans from Tracers it +// provides, it represents a unique telemetry collection pipeline. How that +// pipeline is defined, meaning how those Spans are collected, processed, and +// where they are exported, depends on its implementation. Instrumentation +// authors do not need to define this implementation, rather just use the +// provided Tracers to instrument code. +// +// Commonly, instrumentation code will accept a TracerProvider implementation +// at runtime from its users or it can simply use the globally registered one +// (see https://pkg.go.dev/go.opentelemetry.io/otel#GetTracerProvider). +// +// Warning: methods may be added to this interface in minor releases. +type TracerProvider interface { + // Tracer returns a unique Tracer scoped to be used by instrumentation code + // to trace computational workflows. The scope and identity of that + // instrumentation code is uniquely defined by the name and options passed. + // + // The passed name needs to uniquely identify instrumentation code. + // Therefore, it is recommended that name is the Go package name of the + // library providing instrumentation (note: not the code being + // instrumented). Instrumentation libraries can have multiple versions, + // therefore, the WithInstrumentationVersion option should be used to + // distinguish these different codebases. Additionally, instrumentation + // libraries may sometimes use traces to communicate different domains of + // workflow data (i.e. using spans to communicate workflow events only). If + // this is the case, the WithScopeAttributes option should be used to + // uniquely identify Tracers that handle the different domains of workflow + // data. + // + // If the same name and options are passed multiple times, the same Tracer + // will be returned (it is up to the implementation if this will be the + // same underlying instance of that Tracer or not). It is not necessary to + // call this multiple times with the same name and options to get an + // up-to-date Tracer. All implementations will ensure any TracerProvider + // configuration changes are propagated to all provided Tracers. + // + // If name is empty, then an implementation defined default name will be + // used instead. + // + // This method is safe to call concurrently. + Tracer(name string, options ...TracerOption) Tracer +} diff --git a/vendor/go.opentelemetry.io/otel/trace/tracestate.go b/vendor/go.opentelemetry.io/otel/trace/tracestate.go new file mode 100644 index 000000000000..ca68a82e5f73 --- /dev/null +++ b/vendor/go.opentelemetry.io/otel/trace/tracestate.go @@ -0,0 +1,212 @@ +// Copyright The OpenTelemetry Authors +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package trace // import "go.opentelemetry.io/otel/trace" + +import ( + "encoding/json" + "fmt" + "regexp" + "strings" +) + +const ( + maxListMembers = 32 + + listDelimiter = "," + + // based on the W3C Trace Context specification, see + // https://www.w3.org/TR/trace-context-1/#tracestate-header + noTenantKeyFormat = `[a-z][_0-9a-z\-\*\/]{0,255}` + withTenantKeyFormat = `[a-z0-9][_0-9a-z\-\*\/]{0,240}@[a-z][_0-9a-z\-\*\/]{0,13}` + valueFormat = `[\x20-\x2b\x2d-\x3c\x3e-\x7e]{0,255}[\x21-\x2b\x2d-\x3c\x3e-\x7e]` + + errInvalidKey errorConst = "invalid tracestate key" + errInvalidValue errorConst = "invalid tracestate value" + errInvalidMember errorConst = "invalid tracestate list-member" + errMemberNumber errorConst = "too many list-members in tracestate" + errDuplicate errorConst = "duplicate list-member in tracestate" +) + +var ( + keyRe = regexp.MustCompile(`^((` + noTenantKeyFormat + `)|(` + withTenantKeyFormat + `))$`) + valueRe = regexp.MustCompile(`^(` + valueFormat + `)$`) + memberRe = regexp.MustCompile(`^\s*((` + noTenantKeyFormat + `)|(` + withTenantKeyFormat + `))=(` + valueFormat + `)\s*$`) +) + +type member struct { + Key string + Value string +} + +func newMember(key, value string) (member, error) { + if !keyRe.MatchString(key) { + return member{}, fmt.Errorf("%w: %s", errInvalidKey, key) + } + if !valueRe.MatchString(value) { + return member{}, fmt.Errorf("%w: %s", errInvalidValue, value) + } + return member{Key: key, Value: value}, nil +} + +func parseMember(m string) (member, error) { + matches := memberRe.FindStringSubmatch(m) + if len(matches) != 5 { + return member{}, fmt.Errorf("%w: %s", errInvalidMember, m) + } + + return member{ + Key: matches[1], + Value: matches[4], + }, nil +} + +// String encodes member into a string compliant with the W3C Trace Context +// specification. +func (m member) String() string { + return fmt.Sprintf("%s=%s", m.Key, m.Value) +} + +// TraceState provides additional vendor-specific trace identification +// information across different distributed tracing systems. It represents an +// immutable list consisting of key/value pairs, each pair is referred to as a +// list-member. +// +// TraceState conforms to the W3C Trace Context specification +// (https://www.w3.org/TR/trace-context-1). All operations that create or copy +// a TraceState do so by validating all input and will only produce TraceState +// that conform to the specification. Specifically, this means that all +// list-member's key/value pairs are valid, no duplicate list-members exist, +// and the maximum number of list-members (32) is not exceeded. +type TraceState struct { //nolint:revive // revive complains about stutter of `trace.TraceState` + // list is the members in order. + list []member +} + +var _ json.Marshaler = TraceState{} + +// ParseTraceState attempts to decode a TraceState from the passed +// string. It returns an error if the input is invalid according to the W3C +// Trace Context specification. +func ParseTraceState(tracestate string) (TraceState, error) { + if tracestate == "" { + return TraceState{}, nil + } + + wrapErr := func(err error) error { + return fmt.Errorf("failed to parse tracestate: %w", err) + } + + var members []member + found := make(map[string]struct{}) + for _, memberStr := range strings.Split(tracestate, listDelimiter) { + if len(memberStr) == 0 { + continue + } + + m, err := parseMember(memberStr) + if err != nil { + return TraceState{}, wrapErr(err) + } + + if _, ok := found[m.Key]; ok { + return TraceState{}, wrapErr(errDuplicate) + } + found[m.Key] = struct{}{} + + members = append(members, m) + if n := len(members); n > maxListMembers { + return TraceState{}, wrapErr(errMemberNumber) + } + } + + return TraceState{list: members}, nil +} + +// MarshalJSON marshals the TraceState into JSON. +func (ts TraceState) MarshalJSON() ([]byte, error) { + return json.Marshal(ts.String()) +} + +// String encodes the TraceState into a string compliant with the W3C +// Trace Context specification. The returned string will be invalid if the +// TraceState contains any invalid members. +func (ts TraceState) String() string { + members := make([]string, len(ts.list)) + for i, m := range ts.list { + members[i] = m.String() + } + return strings.Join(members, listDelimiter) +} + +// Get returns the value paired with key from the corresponding TraceState +// list-member if it exists, otherwise an empty string is returned. +func (ts TraceState) Get(key string) string { + for _, member := range ts.list { + if member.Key == key { + return member.Value + } + } + + return "" +} + +// Insert adds a new list-member defined by the key/value pair to the +// TraceState. If a list-member already exists for the given key, that +// list-member's value is updated. The new or updated list-member is always +// moved to the beginning of the TraceState as specified by the W3C Trace +// Context specification. +// +// If key or value are invalid according to the W3C Trace Context +// specification an error is returned with the original TraceState. +// +// If adding a new list-member means the TraceState would have more members +// then is allowed, the new list-member will be inserted and the right-most +// list-member will be dropped in the returned TraceState. +func (ts TraceState) Insert(key, value string) (TraceState, error) { + m, err := newMember(key, value) + if err != nil { + return ts, err + } + + cTS := ts.Delete(key) + if cTS.Len()+1 <= maxListMembers { + cTS.list = append(cTS.list, member{}) + } + // When the number of members exceeds capacity, drop the "right-most". + copy(cTS.list[1:], cTS.list) + cTS.list[0] = m + + return cTS, nil +} + +// Delete returns a copy of the TraceState with the list-member identified by +// key removed. +func (ts TraceState) Delete(key string) TraceState { + members := make([]member, ts.Len()) + copy(members, ts.list) + for i, member := range ts.list { + if member.Key == key { + members = append(members[:i], members[i+1:]...) + // TraceState should contain no duplicate members. + break + } + } + return TraceState{list: members} +} + +// Len returns the number of list-members in the TraceState. +func (ts TraceState) Len() int { + return len(ts.list) +} diff --git a/vendor/modules.txt b/vendor/modules.txt index 93baf2956253..ed3f07fd0c73 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -165,10 +165,11 @@ github.com/miekg/pkcs11 # github.com/mitchellh/mapstructure v1.3.2 ## explicit; go 1.14 github.com/mitchellh/mapstructure -# github.com/moby/buildkit v0.11.6 -## explicit; go 1.18 +# github.com/moby/buildkit v0.12.0 +## explicit; go 1.20 github.com/moby/buildkit/frontend/dockerfile/dockerignore github.com/moby/buildkit/util/appcontext +github.com/moby/buildkit/util/bklog # github.com/moby/patternmatcher v0.5.0 ## explicit; go 1.19 github.com/moby/patternmatcher @@ -270,6 +271,15 @@ github.com/xeipuuv/gojsonschema # go.etcd.io/etcd/raft/v3 v3.5.6 ## explicit; go 1.16 go.etcd.io/etcd/raft/v3/raftpb +# go.opentelemetry.io/otel v1.14.0 +## explicit; go 1.18 +go.opentelemetry.io/otel/attribute +go.opentelemetry.io/otel/codes +go.opentelemetry.io/otel/internal +go.opentelemetry.io/otel/internal/attribute +# go.opentelemetry.io/otel/trace v1.14.0 +## explicit; go 1.18 +go.opentelemetry.io/otel/trace # golang.org/x/crypto v0.2.0 ## explicit; go 1.17 golang.org/x/crypto/ed25519