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1 | 1 | #!/bin/bash |
| 2 | +# |
| 3 | +# Check that license files are up to date. |
| 4 | +# This script regenerates the license files and compares them with the committed versions. |
| 5 | +# If there are differences, it exits with an error. |
2 | 6 |
|
3 | | -go install github.com/google/go-licenses@latest |
4 | | - |
5 | | -forgoosin linux darwin windows;do |
6 | | -# Note: we ignore warnings because we want the command to succeed, however the output should be checked |
7 | | -# for any new warnings, and potentially we may need to add license information. |
8 | | -# |
9 | | -# Normally these warnings are packages containing non go code, which may or may not require explicit attribution, |
10 | | -# depending on the license. |
11 | | - GOOS="${goos}" GOFLAGS=-mod=mod go-licenses report ./... --template .github/licenses.tmpl> third-party-licenses.${goos}.copy.md||echo"Ignore warnings" |
12 | | -if! diff -s third-party-licenses.${goos}.copy.md third-party-licenses.${goos}.md;then |
13 | | -printf"License check failed.\n\nPlease update the license file by running\`.script/licenses\` and committing the output." |
14 | | - rm -f third-party-licenses.${goos}.copy.md |
15 | | -exit 1 |
| 7 | +set -e |
| 8 | + |
| 9 | +# Store original files for comparison |
| 10 | +TEMPDIR="$(mktemp -d)" |
| 11 | +trap"rm -fr${TEMPDIR}" EXIT |
| 12 | + |
| 13 | +forgoosin darwin linux windows;do |
| 14 | + cp"third-party-licenses.${goos}.md""${TEMPDIR}/" |
| 15 | +done |
| 16 | + |
| 17 | +# Regenerate using the same script |
| 18 | +./script/licenses |
| 19 | + |
| 20 | +# Compare with originals |
| 21 | +has_diff=0 |
| 22 | +forgoosin darwin linux windows;do |
| 23 | +if! diff -q"${TEMPDIR}/third-party-licenses.${goos}.md""third-party-licenses.${goos}.md">/dev/null2>&1;then |
| 24 | +echo"License file for${goos} is out of date:" |
| 25 | + diff"${TEMPDIR}/third-party-licenses.${goos}.md""third-party-licenses.${goos}.md"||true |
| 26 | + has_diff=1 |
16 | 27 | fi |
17 | | - rm -f third-party-licenses.${goos}.copy.md |
18 | 28 | done |
19 | 29 |
|
| 30 | +# Restore original files (check shouldn't modify anything) |
| 31 | +forgoosin darwin linux windows;do |
| 32 | + cp"${TEMPDIR}/third-party-licenses.${goos}.md""./" |
| 33 | +done |
| 34 | + |
| 35 | +if [$has_diff-eq 1 ];then |
| 36 | +printf"\nLicense check failed.\n\nPlease update the license files by running\`./script/licenses\` and committing the output.\n" |
| 37 | +exit 1 |
| 38 | +fi |
20 | 39 |
|
| 40 | +echo"License check passed for all platforms." |
21 | 41 |
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