new xsos v1 branch: split all modules into separate files

helpers/CHECK_GRUB

@@ -0,0 +1,51 @@
+#!/bin/bash
+
+CHECK_GRUB() {
+  # Local vars:
+  local grubcfg default
+
+  # Other vars that we want to be global, so no local here and no local in modules that call them:
+  ## bad_grubcfg default_missing grub_kernel grub_cmdline
+
+  # Find the grub config file
+  if [[ -f $1/boot/grub/grub.conf ]]; then
+    # Set grubcfg for grub1
+    grubcfg=$1/boot/grub/grub.conf
+  elif [[ -f $1/boot/grub2/grub.cfg ]]; then
+    # Set grubcfg for rhel grub2
+    grubcfg=$1/boot/grub2/grub.cfg
+  elif [[ -f $1/boot/grub/grub.cfg ]]; then
+    # Set grubcfg for debian grub2
+    grubcfg=$1/boot/grub/grub.cfg
+  else
+    # Else, we have nothing
+    bad_grubcfg="${c[Warn1]}unknown  (no grub config file)${c[0]}"
+    return 1
+  fi
+
+  # Check for read permission
+  if [[ ! -r $grubcfg ]]; then
+    # Set a message for later and stop here
+    bad_grubcfg="${c[Warn1]}unknown (no read permission on ${grubcfg##*/})${c[0]}"
+    return 1
+  fi
+
+  case "${grubcfg##*/}" in
+    grub.conf)
+      # If we have grub.conf, use that
+      default=$(gawk -F= '/^default=/{print$2}' "$grubcfg" 2>/dev/null)
+      [[ -z $default ]] && {
+        default=0; default_missing="${c[Warn1]}(Warning: grub.conf lacks \"default=\"; showing title 0)${c[0]}"
+      }
+      # Get the full kernel line for the default title statement
+      grub_cmdline=$(gawk /^title/,G "$grubcfg" | egrep -v '^#|^ *#' | sed '1!s/^title.*/\n&/' | gawk -vDEFAULT=$((default+1)) -vRS="\n\n" 'NR==DEFAULT' | grep -o '/vmlinuz-.*')
+      ;;
+    grub.cfg)
+      # Otherwise, if we have a grub2 config (grub.cfg), use that
+      default=$(gawk -F\" '/^set default=/{print$2}' "$grubcfg")
+      grub_cmdline=$(gawk '/^menuentry.*{/,/^}/' "$grubcfg" | gawk -vRS="\n}\n" -vDEFAULT="$((default+1))" 'NR==DEFAULT' | grep -o '/vmlinuz-.*')
+  esac
+
+  grub_kernel=$(gawk {print\$1} <<<"${grub_cmdline#/vmlinuz-}" 2>/dev/null)
+  grub_cmdline=$(cut -d' ' -f2- <<<"$grub_cmdline")
+}

helpers/CHECK_TAINTED

@@ -0,0 +1,90 @@
+#!/bin/bash
+
+CHECK_TAINTED() {
+  # Local vars:
+  local quote sys_tainted_status sys_kernel_version taint_states taintbit taintval indent t
+
+  [[ $1 == --quote ]] && quote=1 || quote=
+
+  sys_tainted_status=$(<"$2/proc/sys/kernel/tainted")
+  sys_kernel_version=$(<"$2/proc/sys/kernel/osrelease")
+
+  if [[ -n $quote ]]; then
+    echo -en "\"$sys_tainted_status\"${c[0]}"
+  else
+    echo -en "$sys_tainted_status${c[0]}"
+  fi
+
+  if [[ $sys_tainted_status == 0 ]]; then
+    echo "  (kernel untainted)"
+    return
+  else
+    echo "  (see https://access.redhat.com/solutions/40594)"
+  fi
+
+  case $3 in
+    H0) indent=                ;;
+    H1) indent=$XSOS_INDENT_H1 ;;
+    H2) indent=$XSOS_INDENT_H2 ;;
+    H3) indent=$XSOS_INDENT_H3
+  esac
+
+  # See /usr/share/doc/kernel-doc*/Documentation/sysctl/kernel.txt
+  #     kernel source: linux/kernel/panic.c
+  #     kernel source: include/linux/kernel.h
+  #     https://access.redhat.com/solutions/40594
+
+  t[0]="PROPRIETARY_MODULE: Proprietary module has been loaded"
+  t[1]="FORCED_MODULE: Module has been forcibly loaded"
+  t[2]="UNSAFE_SMP: SMP with CPUs not designed for SMP"
+  t[3]="FORCED_RMMOD: User forced a module unload"
+  t[4]="MACHINE_CHECK: System experienced a machine check exception"
+  t[5]="BAD_PAGE: System has hit bad_page"
+  if grep -qs '^2\.6\.18-.*el5' <<<"$sys_kernel_version"; then
+    t[6]="UNSIGNED_MODULE: Unsigned module has been loaded (RHEL5-specific)"
+  else
+    t[6]="USER: Userspace-defined naughtiness (RHEL6+)"
+  fi
+  t[7]="DIE: Kernel has oopsed before"
+  t[8]="OVERRIDDEN_ACPI_TABLE: ACPI table overridden"
+  t[9]="WARN: Taint on warning"
+  t[10]="CRAP: Modules from drivers/staging are loaded"
+  t[11]="FIRMWARE_WORKAROUND: Working around severe firmware bug"
+  t[12]="OOT_MODULE: Out-of-tree module has been loaded"
+  t[13]="UNSIGNED_MODULE: Unsigned module has been loaded"
+  t[14]="SOFTLOCKUP: A soft lockup has previously occurred"
+  t[15]="LIVEPATCH: Kernel has been live patched"
+  t[16]="16: undefined"
+  t[17]="17: undefined"
+  t[18]="18: undefined"
+  t[19]="19: undefined"
+  t[20]="20: undefined"
+  t[21]="21: undefined"
+  t[22]="22: undefined"
+  t[23]="23: undefined"
+  t[24]="24: undefined"
+  t[25]="25: undefined"
+  t[26]="26: undefined"
+  t[27]="BIT_BY_ZOMBIE: Kernel booted with OMGZOMBIES param"
+  t[28]="HARDWARE_UNSUPPORTED: Hardware is unsupported"
+  t[29]="TECH_PREVIEW: Technology Preview code is loaded"
+  t[30]="RESERVED30: undefined"
+  t[31]="RESERVED31: undefined"
+
+  taint_states=$(
+    for taintbit in $(sed 's, ,\n,g' <<<"${!t[@]}" | tac); do
+      taintval=$((2**taintbit))
+      if [[ $sys_tainted_status -gt $taintval ]]; then
+        echo $taintbit
+        sys_tainted_status=$((sys_tainted_status-taintval))
+      elif [[ $sys_tainted_status == $taintval ]]; then
+        echo $taintbit
+        break
+      fi
+    done
+  )
+
+  for taintbit in $(tac <<<"$taint_states"); do
+    printf "$indent%2s  ${t[$taintbit]}\n" $taintbit
+  done
+}

modules/BIOS

@@ -0,0 +1,97 @@
+#!/bin/bash
+
+BIOS() {
+  # Local vars:
+  local dmidecode_input
+
+  if [[ -z $1 ]]; then
+    dmidecode_input=$(dmidecode 2>/dev/null)
+  elif [[ -f $1 ]]; then
+    dmidecode_input=$(<"$1")
+  elif [[ -r $1/dmidecode ]]; then
+    dmidecode_input=$(<"$1/dmidecode")
+  elif [[ -r $1/sos_commands/kernel.dmidecode ]]; then
+    dmidecode_input=$(<"$1/sos_commands/kernel.dmidecode")
+  fi
+
+  # If bad dmidecode input, return
+  if head -n3 <<<"$dmidecode_input" | egrep -qs 'No such file or directory|No SMBIOS nor DMI entry point found'; then
+    echo -e "${c[Warn2]}Warning:${c[Warn1]} dmidecode input invalid; skipping bios check${c[0]}" >&2
+    echo -en $XSOS_HEADING_SEPARATOR >&2
+    return 1
+  fi
+
+  echo -e "${c[H1]}DMIDECODE${c[0]}"
+
+  # Prints "<BIOS Vendor>, <BIOS Version>, <BIOS Release Date>"
+  echo -e "${c[H2]}  BIOS:${c[0]}"
+  gawk 'BEGIN { RS="\nHandle" } /BIOS Information/' <<<"$dmidecode_input" |
+    gawk -F: -vH3="${c[H3]}" -vH2="${c[H2]}" -vH0="${c[0]}" -vH_IMP="${c[Imp]}" '
+      /Vendor:/            { Vendor  = $2; gsub(/  */, " ", Vendor) }
+      /Version:/           { Version = $2; gsub(/  */, " ", Version) }
+      /Release Date:/      { RelDate = $2; gsub(/  */, " ", RelDate) }
+      /BIOS Revision:/     { BiosRev = $2; gsub(/  */, " ", BiosRev) }
+      /Firmware Revision:/ { FirmRev = $2; gsub(/  */, " ", FirmRev) }
+      END {
+        printf "    %sVend:%s%s\n", H3, H0, Vendor
+        printf "    %sVers:%s%s\n", H3, H0, Version
+        printf "    %sDate:%s%s\n", H3, H0, RelDate
+        printf "    %sBIOS Rev:%s%s\n", H3, H0, BiosRev
+        printf "    %sFW Rev:%s  %s\n", H3, H0, FirmRev
+      }
+    '
+  # Prints <SYSTEM Manufacturer>, <SYSTEM Product Name>, <SYSTEM Version>, <SYSTEM Serial Number>, <SYSTEM UUID>
+  echo -e "${c[H2]}  System:${c[0]}"
+  gawk 'BEGIN { RS="\nHandle" } /System Information/' <<<"$dmidecode_input" |
+    gawk -F: -vH3="${c[H3]}" -vH2="${c[H2]}" -vH0="${c[0]}" -vH_IMP="${c[Imp]}" '
+      /Manufacturer:/ { Mfr     = $2; gsub(/  */, " ", Mfr) }
+      /Product Name:/ { Product = $2; gsub(/  */, " ", Product) }
+      /Version:/      { Version = $2; gsub(/  */, " ", Version) }
+      /Serial Number:/{ Serial  = $2 }
+      /UUID:/         { UUID    = $2 }
+      END {
+        printf "    %sMfr:%s %s\n", H3, H0, Mfr
+        printf "    %sProd:%s%s\n", H3, H0, Product
+        printf "    %sVers:%s%s\n", H3, H0, Version
+        printf "    %sSer:%s %s\n", H3, H0, Serial
+        printf "    %sUUID:%s%s\n", H3, H0, UUID
+      }
+    '
+  # Prints <CPU Manufacturer>, <CPU Family>, <CPU Current Speed>, <CPU Version>
+  # Prints "<N> of <N> CPU sockets populated, <N> cores/<N> threads per CPU"
+  # Prints "<N> total cores, <N> total threads"
+  echo -e "${c[H2]}  CPU:${c[0]}"
+  gawk 'BEGIN { RS="\nHandle" } /Processor Information/' <<<"$dmidecode_input" |
+    gawk -F: -vH3="${c[H3]}" -vH2="${c[H2]}" -vH0="${c[0]}" -vH_IMP="${c[Imp]}" '
+      /Status:/       { SumSockets ++; if ($2 ~ /Populated/) PopulatedSockets ++ }
+      /Core Count:/   { SumCores   += $2; CoresPerCpu = $2 }
+      /Thread Count:/ { SumThreads += $2; ThreadsPerCpu = $2 }
+      /Manufacturer:/ { if ($2 ~ /^ *$/)         next; Mfr      = $2; gsub(/  */, " ", Mfr) }
+      /Family:/       { if ($2 ~ /^ *$|Other/)   next; Family   = $2; gsub(/  */, " ", Family) }
+      /Current Speed:/{ if ($2 ~ /^ *$|Unknown/) next; CpuFreq  = $2; gsub(/  */, " ", CpuFreq) }
+      /Version:/      { if ($2 ~ /^ *$/)         next; Version  = $2; gsub(/  */, " ", Version) }
+      END {
+        printf "    %s%d of %d CPU sockets populated, %d cores/%d threads per CPU\n",
+          H_IMP, PopulatedSockets, SumSockets, CoresPerCpu, ThreadsPerCpu
+        printf "    %d total cores, %d total threads\n", SumCores, SumThreads, H0
+        printf "    %sMfr:%s %s\n", H3, H0, Mfr
+        printf "    %sFam:%s %s\n", H3, H0, Family
+        printf "    %sFreq:%s%s\n", H3, H0, CpuFreq
+        printf "    %sVers:%s%s\n", H3, H0, Version
+      }
+    '
+  # Prints "<N> MB (<N> GB) total"
+  # Prints "<N> of <N> DIMMs populated (max capacity <N>)"
+  echo -e "${c[H2]}  Memory:${c[0]}"
+  gawk 'BEGIN { RS="\nHandle" } /Physical Memory Array|Memory Device/' <<<"$dmidecode_input" |
+    gawk -vH3="${c[H3]}" -vH2="${c[H2]}" -vH0="${c[0]}" -vH_IMP="${c[Imp]}" '
+      /Size:/ { NumDimmSlots ++; if ($2 ~ /^[0-9]/) { NumDimms ++; SumRam+=$2 } }
+      /Maximum Capacity:/ { MaxRam = $3" "$4 }
+      END {
+        printf "    %d MB (%.0f GB) total\n", SumRam, SumRam/1024
+        printf "    %d of %d DIMMs populated (system max capacity %s)\n",
+          NumDimms, NumDimmSlots, MaxRam
+      }
+    '
+  echo -en $XSOS_HEADING_SEPARATOR
+}

modules/BONDING

@@ -0,0 +1,146 @@
+#!/bin/bash
+
+BONDING() {
+  # Local vars:
+  local files netscriptsdir bond_input f mode bonding_opts active slaves slave s
+
+  # If passed a file (i.e. xsos --G <file>), use that
+  if [[ -f $1 ]]; then
+    files=($1)
+  # If localhost or sosreport, use that
+  else
+    files=("$1"/proc/net/bonding/*)
+    if [[ ! -r ${files[0]} ]]; then
+      echo -e "${c[Warn2]}Warning:${c[Warn1]} '/proc/net/bonding/' files unreadable; skipping bonding check${c[0]}" >&2
+      echo -en $XSOS_HEADING_SEPARATOR >&2
+      return
+    fi
+    [[ -d "$1"/etc/sysconfig/network-scripts ]] && netscriptsdir="$1"/etc/sysconfig/network-scripts
+  fi
+
+  __transform_mode() {
+    # Could be vastly improved by using bashV4 associative array, but KISS for rhel5 peeps
+    if grep -q "load balancing (round-robin)" <<<"$1"; then
+      mode="0 (balance-rr)"
+
+    elif grep -q "fault-tolerance (active-backup)" <<<"$1"; then
+      mode="1 (active-backup)"
+
+    elif grep -q "load balancing (xor)" <<<"$1"; then
+      mode="2 (balance-xor)"
+
+    elif grep -q "fault-tolerance (broadcast)" <<<"$1"; then
+      mode="3 (broadcast)"
+
+    elif grep -q "IEEE 802.3ad Dynamic link aggregation" <<<"$1"; then
+      mode="4 (802.3ad)"
+
+    elif grep -q "transmit load balancing" <<<"$1"; then
+      mode="5 (balance-tlb)"
+
+    elif grep -q "adaptive load balancing" <<<"$1"; then
+      mode="6 (balance-alb)"
+
+    else
+      mode="unrecognized: $1"
+    fi
+  }
+
+  if [[ $XSOS_SCRUB_MACADDR == y ]]; then
+    __scrub_mac() { sed -r 's/[0-9abcdef]/⣿/g' ; }
+  else
+    __scrub_mac() { cat ; }
+  fi
+
+  echo -e "${c[H1]}BONDING${c[0]}"
+
+  # The bracket here is like using parens to make a subshell -- allows to capture all stdout
+  {
+    # Header info ("❚" is used later by `column` to columnize the output)
+    echo "  Device❚Mode❚ifcfg-File BONDING_OPTS❚Partner MAC Addr❚Slaves (*=active; [n]=AggID)"
+    echo "  ========❚=================❚========================❚==================❚==============================="
+
+    f=0; for bond_input in ${files[@]}; do
+
+      echo -n "  ${bond_input##*/}❚"
+
+      __transform_mode "$(gawk -F: '/Bonding Mode/ {printf $2}' $bond_input | sed -e 's/^ //')"
+      echo -n "$mode❚"
+
+      bonding_opts=$(gawk '/^BONDING_OPTS=/' "$netscriptsdir/ifcfg-${bond_input##*/}" 2>/dev/null | tail -n1 | sed s/BONDING_OPTS=// | tr -d \"\')
+      [[ -z $bonding_opts ]] && bonding_opts=-
+      echo -n "$bonding_opts❚"
+
+      if [[ ${mode::1} == 4 ]]; then
+        active_agg_info=$(gawk 'BEGIN{RS="\n\n"} /Active Aggregator Info:/ {print}' $bond_input)
+        partner_mac=$(gawk '/Partner Mac Address:/ {print $4}' <<<"$active_agg_info" | __scrub_mac)
+        echo -n "${partner_mac:--}❚"
+        active=$(gawk '/Aggregator ID:/ {print $3}' <<<"$active_agg_info")
+      else
+        echo -n "-❚"
+        active=$(gawk '/Active Slave/ {printf $4}' $bond_input)
+      fi
+
+      slaves=( $(gawk '/^Slave Interface:/ {print $3}' $bond_input) )
+
+      [[ ${#slaves[@]} -eq 0 ]] && echo "[None]"
+
+      s=0; until [[ $s -eq ${#slaves[@]} ]]; do
+        if [[ ${mode::1} == 4 ]]; then
+          agg_id=$(gawk 'BEGIN{RS="\n\n"} /Slave Interface: '"${slaves[s]}/" $bond_input | gawk '/Aggregator ID:/ {print $3}')
+        fi
+        # First line
+        if [[ $s -eq 0 ]]; then
+          if [[ ${mode::1} == 4 ]]; then
+            if [[ $active == $agg_id ]]; then
+              echo -n "* [$agg_id] ${slaves[s]}"
+            else
+              echo -n "  [$agg_id] ${slaves[s]}"
+            fi
+          elif [[ $active == ${slaves[s]} ]]; then
+            echo -n "* ${slaves[s]}"
+          else
+            echo -n "  ${slaves[s]}"
+          fi
+        # Not first line
+        else
+          if [[ ${mode::1} == 4 ]]; then
+            if [[ $active == $agg_id ]]; then
+              echo -n " ❚ ❚ ❚ ❚* [$agg_id] ${slaves[s]}"
+            else
+              echo -n " ❚ ❚ ❚ ❚  [$agg_id] ${slaves[s]}"
+            fi
+          elif [[ $active == ${slaves[s]} ]]; then
+            echo -n " ❚ ❚ ❚ ❚* ${slaves[s]}"
+          else
+            echo -n " ❚ ❚ ❚ ❚  ${slaves[s]}"
+          fi
+        fi
+
+        gawk 'BEGIN { RS="\n\n" } /Slave Interface: '${slaves[s]}'\>/' $bond_input |
+          gawk '/Permanent HW addr/ {printf " (%s)", $4}' | __scrub_mac
+        s=$((s+1))
+        echo
+      done
+    f=$((f+1))
+    [[ $f -lt ${#files[@]} ]] && echo " ❚ ❚ ❚ ❚- - - - - - - - - - - - - - - -"
+    done
+  } |
+    column -ts❚ |
+
+      # And then we need to do some color funness!
+      # This colorizes the first 2 lines with the H2 color and the interfaces with H3
+      gawk -vH0="${c[0]}" -vH2="${c[H2]}" -vH3="${c[H3]}" '
+        {
+          if (NR <= 2) print H2 $0 H0
+          else printf gensub(/(^  [[:graph:]]+ )/,   H3"\\1"H0, 1)"\n"
+        }' |
+          gawk -vU="${c[Up]}" -vH0="${c[0]}" -vgrey="${c[DGREY]}" '
+            {
+              if (NR <= 2) print
+              else if ($1 == "-") print grey $0 H0
+              else printf gensub(/( \*.*)/,   U"\\1"H0, 1)"\n"
+            }'
+
+  echo -en $XSOS_HEADING_SEPARATOR
+}