44 lines
1.3 KiB
Bash
Executable File
44 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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#
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# Checks if a CI build affects one or more path patterns. Each command-line
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# argument is checked in series.
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#
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# Bash regular expressions are permitted in the pattern:
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# ./affects-files.sh .rs$ -- any file or directory ending in .rs
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# ./affects-files.sh .rs -- also matches foo.rs.bar
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# ./affects-files.sh ^snap/ -- anything under the snap/ subdirectory
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# ./affects-files.sh snap/ -- also matches foo/snap/
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# Any pattern starting with the ! character will be negated:
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# ./affects-files.sh !^book/ -- anything *not* under the book/ subdirectory
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#
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set -e
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cd "$(dirname "$0")"/..
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if [[ -n $CI_PULL_REQUEST ]]; then
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affectedFiles="$(buildkite-agent meta-data get affected_files)"
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echo "Affected files in this PR: $affectedFiles"
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IFS=':' read -ra files <<< "$affectedFiles"
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for pattern in "$@"; do
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if [[ ${pattern:0:1} = "!" ]]; then
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for file in "${files[@]}"; do
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if [[ ! $file =~ ${pattern:1} ]]; then
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exit 0
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fi
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done
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else
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for file in "${files[@]}"; do
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if [[ $file =~ $pattern ]]; then
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exit 0
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fi
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done
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fi
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done
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exit 1
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fi
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# affected_files metadata is not currently available for non-PR builds, so assume
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# the worse (affected)
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exit 0
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