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Diffstat (limited to 'ci/lib-travisci.sh')
| -rwxr-xr-x | ci/lib-travisci.sh | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/ci/lib-travisci.sh b/ci/lib-travisci.sh new file mode 100755 index 0000000000..109ef280da --- /dev/null +++ b/ci/lib-travisci.sh @@ -0,0 +1,126 @@ +# Library of functions shared by all CI scripts + +skip_branch_tip_with_tag () { + # Sometimes, a branch is pushed at the same time the tag that points + # at the same commit as the tip of the branch is pushed, and building + # both at the same time is a waste. + # + # Travis gives a tagname e.g. v2.14.0 in $TRAVIS_BRANCH when + # the build is triggered by a push to a tag. Let's see if + # $TRAVIS_BRANCH is exactly at a tag, and if so, if it is + # different from $TRAVIS_BRANCH. That way, we can tell if + # we are building the tip of a branch that is tagged and + # we can skip the build because we won't be skipping a build + # of a tag. + + if TAG=$(git describe --exact-match "$TRAVIS_BRANCH" 2>/dev/null) && + test "$TAG" != "$TRAVIS_BRANCH" + then + echo "$(tput setaf 2)Tip of $TRAVIS_BRANCH is exactly at $TAG$(tput sgr0)" + exit 0 + fi +} + +# Save some info about the current commit's tree, so we can skip the build +# job if we encounter the same tree again and can provide a useful info +# message. +save_good_tree () { + echo "$(git rev-parse $TRAVIS_COMMIT^{tree}) $TRAVIS_COMMIT $TRAVIS_JOB_NUMBER $TRAVIS_JOB_ID" >>"$good_trees_file" + # limit the file size + tail -1000 "$good_trees_file" >"$good_trees_file".tmp + mv "$good_trees_file".tmp "$good_trees_file" +} + +# Skip the build job if the same tree has already been built and tested +# successfully before (e.g. because the branch got rebased, changing only +# the commit messages). +skip_good_tree () { + if ! good_tree_info="$(grep "^$(git rev-parse $TRAVIS_COMMIT^{tree}) " "$good_trees_file")" + then + # Haven't seen this tree yet, or no cached good trees file yet. + # Continue the build job. + return + fi + + echo "$good_tree_info" | { + read tree prev_good_commit prev_good_job_number prev_good_job_id + + if test "$TRAVIS_JOB_ID" = "$prev_good_job_id" + then + cat <<-EOF + $(tput setaf 2)Skipping build job for commit $TRAVIS_COMMIT.$(tput sgr0) + This commit has already been built and tested successfully by this build job. + To force a re-build delete the branch's cache and then hit 'Restart job'. + EOF + else + cat <<-EOF + $(tput setaf 2)Skipping build job for commit $TRAVIS_COMMIT.$(tput sgr0) + This commit's tree has already been built and tested successfully in build job $prev_good_job_number for commit $prev_good_commit. + The log of that build job is available at https://travis-ci.org/$TRAVIS_REPO_SLUG/jobs/$prev_good_job_id + To force a re-build delete the branch's cache and then hit 'Restart job'. + EOF + fi + } + + exit 0 +} + +check_unignored_build_artifacts () +{ + ! git ls-files --other --exclude-standard --error-unmatch \ + -- ':/*' 2>/dev/null || + { + echo "$(tput setaf 1)error: found unignored build artifacts$(tput sgr0)" + false + } +} + +# Set 'exit on error' for all CI scripts to let the caller know that +# something went wrong. +# Set tracing executed commands, primarily setting environment variables +# and installing dependencies. +set -ex + +cache_dir="$HOME/travis-cache" +good_trees_file="$cache_dir/good-trees" + +mkdir -p "$cache_dir" + +skip_branch_tip_with_tag +skip_good_tree + +if test -z "$jobname" +then + jobname="$TRAVIS_OS_NAME-$CC" +fi + +export DEVELOPER=1 +export DEFAULT_TEST_TARGET=prove +export GIT_PROVE_OPTS="--timer --jobs 3 --state=failed,slow,save" +export GIT_TEST_OPTS="--verbose-log -x" +export GIT_TEST_CLONE_2GB=YesPlease + +case "$jobname" in +linux-clang|linux-gcc) + export GIT_TEST_HTTPD=YesPlease + + # The Linux build installs the defined dependency versions below. + # The OS X build installs the latest available versions. Keep that + # in mind when you encounter a broken OS X build! + export LINUX_P4_VERSION="16.2" + export LINUX_GIT_LFS_VERSION="1.5.2" + + P4_PATH="$HOME/custom/p4" + GIT_LFS_PATH="$HOME/custom/git-lfs" + export PATH="$GIT_LFS_PATH:$P4_PATH:$PATH" + ;; +osx-clang|osx-gcc) + # t9810 occasionally fails on Travis CI OS X + # t9816 occasionally fails with "TAP out of sequence errors" on + # Travis CI OS X + export GIT_SKIP_TESTS="t9810 t9816" + ;; +GETTEXT_POISON) + export GETTEXT_POISON=YesPlease + ;; +esac |