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Fix BASEHREF handling in Docker Compose
- envsubst would overwrite existing skosmos config on every startup - basehref now written to config.ttl with bash script
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| #!/bin/bash | ||
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| # Replaces the skosmos:baseHref value in the specified file with the provided basehref value. | ||
| # Args: | ||
| # file_path (str): The path to the file to be updated. | ||
| # basehref (str): The new baseHref value to be set in the file. | ||
| # Raises: | ||
| # ValueError: If the file content or the updated content is empty. | ||
| # Exception: If any error occurs during the file operations. | ||
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| replace() { | ||
| local file_path="$1" | ||
| local basehref="$2" | ||
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| # Get the current timestamp for the backup file | ||
| local timestamp=$(date +"%Y%m%d_%H%M%S") | ||
| local backup_path="${file_path}.${timestamp}.backup" | ||
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| # Check if the file exists | ||
| if [[ ! -f "$file_path" ]]; then | ||
| echo "File '$file_path' does not exist. Aborting." | ||
| exit 1 | ||
| fi | ||
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| # Read the content of the file | ||
| local content | ||
| content=$(cat "$file_path") | ||
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| # Validate that the file is not empty | ||
| if [[ -z "${content// /}" ]]; then | ||
| echo "config.ttl seems to be empty. Aborting operation to avoid overwriting." | ||
| exit 1 | ||
| fi | ||
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| # Replace the skosmos:baseHref value using | as the delimiter | ||
| local updated_content | ||
| updated_content=$(echo "$content" | sed -E 's|skosmos:baseHref[[:space:]]*[^;]*;|skosmos:baseHref "'"$basehref"'" ;|') | ||
| # Validate the updated content is not empty | ||
| if [[ -z "${updated_content// /}" ]]; then | ||
| echo "Updated content of config.ttl is empty. Aborting operation to avoid overwriting." | ||
| exit 1 | ||
| fi | ||
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| # Create a backup of the original file | ||
| echo "$content" > "$backup_path" | ||
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| # Write the updated content to a temporary file first | ||
| local temp_file_path="${file_path}.temp" | ||
| echo "$updated_content" > "$temp_file_path" | ||
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| # Replace the original file with the temporary file's content | ||
| if ! mv "$temp_file_path" "$file_path"; then | ||
| echo "File is busy, attempting to copy instead." | ||
| if cp "$temp_file_path" "$file_path"; then | ||
| rm "$temp_file_path" | ||
| echo "File '$file_path' updated successfully using copy." | ||
| else | ||
| echo "Failed to update the file using copy. Aborting." | ||
| exit 1 | ||
| fi | ||
| else | ||
| echo "File '$file_path' updated successfully." | ||
| fi | ||
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| } | ||
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| # Main script logic | ||
| if [[ "$#" -ne 2 ]]; then | ||
| echo "Usage: $0 <file_path> <basehref>" | ||
| exit 1 | ||
| fi | ||
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| file_path="$1" | ||
| basehref="$2" | ||
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| replace "$file_path" "$basehref" |
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