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129 lines
4.0 KiB
129 lines
4.0 KiB
# Library of functions shared by all CI scripts |
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skip_branch_tip_with_tag () { |
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# Sometimes, a branch is pushed at the same time the tag that points |
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# at the same commit as the tip of the branch is pushed, and building |
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# both at the same time is a waste. |
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# |
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# Travis gives a tagname e.g. v2.14.0 in $TRAVIS_BRANCH when |
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# the build is triggered by a push to a tag. Let's see if |
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# $TRAVIS_BRANCH is exactly at a tag, and if so, if it is |
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# different from $TRAVIS_BRANCH. That way, we can tell if |
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# we are building the tip of a branch that is tagged and |
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# we can skip the build because we won't be skipping a build |
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# of a tag. |
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if TAG=$(git describe --exact-match "$TRAVIS_BRANCH" 2>/dev/null) && |
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test "$TAG" != "$TRAVIS_BRANCH" |
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then |
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echo "$(tput setaf 2)Tip of $TRAVIS_BRANCH is exactly at $TAG$(tput sgr0)" |
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exit 0 |
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fi |
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} |
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# Save some info about the current commit's tree, so we can skip the build |
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# job if we encounter the same tree again and can provide a useful info |
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# message. |
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save_good_tree () { |
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echo "$(git rev-parse $TRAVIS_COMMIT^{tree}) $TRAVIS_COMMIT $TRAVIS_JOB_NUMBER $TRAVIS_JOB_ID" >>"$good_trees_file" |
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# limit the file size |
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tail -1000 "$good_trees_file" >"$good_trees_file".tmp |
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mv "$good_trees_file".tmp "$good_trees_file" |
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} |
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# Skip the build job if the same tree has already been built and tested |
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# successfully before (e.g. because the branch got rebased, changing only |
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# the commit messages). |
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skip_good_tree () { |
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if ! good_tree_info="$(grep "^$(git rev-parse $TRAVIS_COMMIT^{tree}) " "$good_trees_file")" |
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then |
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# Haven't seen this tree yet, or no cached good trees file yet. |
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# Continue the build job. |
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return |
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fi |
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echo "$good_tree_info" | { |
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read tree prev_good_commit prev_good_job_number prev_good_job_id |
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if test "$TRAVIS_JOB_ID" = "$prev_good_job_id" |
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then |
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cat <<-EOF |
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$(tput setaf 2)Skipping build job for commit $TRAVIS_COMMIT.$(tput sgr0) |
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This commit has already been built and tested successfully by this build job. |
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To force a re-build delete the branch's cache and then hit 'Restart job'. |
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EOF |
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else |
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cat <<-EOF |
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$(tput setaf 2)Skipping build job for commit $TRAVIS_COMMIT.$(tput sgr0) |
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This commit's tree has already been built and tested successfully in build job $prev_good_job_number for commit $prev_good_commit. |
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The log of that build job is available at https://travis-ci.org/$TRAVIS_REPO_SLUG/jobs/$prev_good_job_id |
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To force a re-build delete the branch's cache and then hit 'Restart job'. |
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EOF |
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fi |
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} |
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exit 0 |
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} |
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check_unignored_build_artifacts () |
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{ |
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! git ls-files --other --exclude-standard --error-unmatch \ |
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-- ':/*' 2>/dev/null || |
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{ |
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echo "$(tput setaf 1)error: found unignored build artifacts$(tput sgr0)" |
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false |
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} |
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} |
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# Set 'exit on error' for all CI scripts to let the caller know that |
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# something went wrong. |
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# Set tracing executed commands, primarily setting environment variables |
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# and installing dependencies. |
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set -ex |
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cache_dir="$HOME/travis-cache" |
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good_trees_file="$cache_dir/good-trees" |
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mkdir -p "$cache_dir" |
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skip_branch_tip_with_tag |
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skip_good_tree |
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if test -z "$jobname" |
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then |
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jobname="$TRAVIS_OS_NAME-$CC" |
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fi |
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export DEVELOPER=1 |
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export DEFAULT_TEST_TARGET=prove |
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export GIT_PROVE_OPTS="--timer --jobs 3 --state=failed,slow,save" |
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export GIT_TEST_OPTS="--verbose-log -x --immediate" |
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export GIT_TEST_CLONE_2GB=YesPlease |
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if [ "$jobname" = linux-gcc ]; then |
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export CC=gcc-8 |
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fi |
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case "$jobname" in |
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linux-clang|linux-gcc) |
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export GIT_TEST_HTTPD=YesPlease |
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# The Linux build installs the defined dependency versions below. |
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# The OS X build installs the latest available versions. Keep that |
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# in mind when you encounter a broken OS X build! |
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export LINUX_P4_VERSION="16.2" |
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export LINUX_GIT_LFS_VERSION="1.5.2" |
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P4_PATH="$HOME/custom/p4" |
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GIT_LFS_PATH="$HOME/custom/git-lfs" |
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export PATH="$GIT_LFS_PATH:$P4_PATH:$PATH" |
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;; |
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osx-clang|osx-gcc) |
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# t9810 occasionally fails on Travis CI OS X |
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# t9816 occasionally fails with "TAP out of sequence errors" on |
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# Travis CI OS X |
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export GIT_SKIP_TESTS="t9810 t9816" |
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;; |
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GETTEXT_POISON) |
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export GETTEXT_POISON=YesPlease |
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;; |
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esac
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