# 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. # # When the build is triggered by a push to a tag, $CI_BRANCH will # have that tagname, e.g. v2.14.0. Let's see if $CI_BRANCH is # exactly at a tag, and if so, if it is different from $CI_BRANCH. # That way, we can tell if we are building the tip of a branch that # is tagged and we can skip the build because we won't be skipping a # build of a tag. if TAG=$(git describe --exact-match "$CI_BRANCH" 2>/dev/null) && test "$TAG" != "$CI_BRANCH" then echo "$(tput setaf 2)Tip of $CI_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 $CI_COMMIT^{tree}) $CI_COMMIT $CI_JOB_NUMBER $CI_JOB_ID" >>"$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 $CI_COMMIT^{tree}) " "$good_trees_file")" then # Haven't seen this tree yet, or no cached good trees file yet. # Continue the build job. return fi echo "$good_tree_info" | { read tree prev_good_commit prev_good_job_number prev_good_job_id if test "$CI_JOB_ID" = "$prev_good_job_id" then cat <<-EOF $(tput setaf 2)Skipping build job for commit $CI_COMMIT.$(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 $CI_COMMIT.$(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 $(url_for_job_id $prev_good_job_id) To force a re-build delete the branch's cache and then hit 'Restart job'. EOF fi } exit 0 } check_unignored_build_artifacts () { ! git ls-files --other --exclude-standard --error-unmatch \ -- ':/*' 2>/dev/null || { echo "$(tput setaf 1)error: found unignored build artifacts$(tput sgr0)" false } } # Clear MAKEFLAGS that may come from the outside world. export MAKEFLAGS= # Set 'exit on error' for all CI scripts to let the caller know that # something went wrong. # Set tracing executed commands, primarily setting environment variables # and installing dependencies. set -ex if test true = "$TRAVIS" then CI_TYPE=travis # When building a PR, TRAVIS_BRANCH refers to the *target* branch. Not # what we want here. We want the source branch instead. CI_BRANCH="${TRAVIS_PULL_REQUEST_BRANCH:-$TRAVIS_BRANCH}" CI_COMMIT="$TRAVIS_COMMIT" CI_JOB_ID="$TRAVIS_JOB_ID" CI_JOB_NUMBER="$TRAVIS_JOB_NUMBER" CI_OS_NAME="$TRAVIS_OS_NAME" CI_REPO_SLUG="$TRAVIS_REPO_SLUG" cache_dir="$HOME/travis-cache" url_for_job_id () { echo "https://travis-ci.org/$CI_REPO_SLUG/jobs/$1" } BREW_INSTALL_PACKAGES="git-lfs gettext" export GIT_PROVE_OPTS="--timer --jobs 3 --state=failed,slow,save" export GIT_TEST_OPTS="--verbose-log -x --immediate" MAKEFLAGS="$MAKEFLAGS --jobs=2" elif test -n "$SYSTEM_COLLECTIONURI" || test -n "$SYSTEM_TASKDEFINITIONSURI" then CI_TYPE=azure-pipelines # We are running in Azure Pipelines CI_BRANCH="$BUILD_SOURCEBRANCH" CI_COMMIT="$BUILD_SOURCEVERSION" CI_JOB_ID="$BUILD_BUILDID" CI_JOB_NUMBER="$BUILD_BUILDNUMBER" CI_OS_NAME="$(echo "$AGENT_OS" | tr A-Z a-z)" test darwin != "$CI_OS_NAME" || CI_OS_NAME=osx CI_REPO_SLUG="$(expr "$BUILD_REPOSITORY_URI" : '.*/\([^/]*/[^/]*\)$')" CC="${CC:-gcc}" # use a subdirectory of the cache dir (because the file share is shared # among *all* phases) cache_dir="$HOME/test-cache/$SYSTEM_PHASENAME" url_for_job_id () { echo "$SYSTEM_TASKDEFINITIONSURI$SYSTEM_TEAMPROJECT/_build/results?buildId=$1" } BREW_INSTALL_PACKAGES=gcc@8 export GIT_PROVE_OPTS="--timer --jobs 10 --state=failed,slow,save" export GIT_TEST_OPTS="--verbose-log -x --write-junit-xml" MAKEFLAGS="$MAKEFLAGS --jobs=10" test windows_nt != "$CI_OS_NAME" || GIT_TEST_OPTS="--no-chain-lint --no-bin-wrappers $GIT_TEST_OPTS" else echo "Could not identify CI type" >&2 exit 1 fi good_trees_file="$cache_dir/good-trees" mkdir -p "$cache_dir" skip_branch_tip_with_tag skip_good_tree if test -z "$jobname" then jobname="$CI_OS_NAME-$CC" fi export DEVELOPER=1 export DEFAULT_TEST_TARGET=prove export GIT_TEST_CLONE_2GB=YesPlease case "$jobname" in linux-clang|linux-gcc) if [ "$jobname" = linux-gcc ] then export CC=gcc-8 fi export GIT_TEST_HTTPD=true # The Linux build installs the defined dependency versions below. # The OS X build installs much more recent versions, whichever # were recorded in the Homebrew database upon creating the OS X # image. # 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:$PATH" ;; osx-clang|osx-gcc) if [ "$jobname" = osx-gcc ] then export CC=gcc-8 fi # 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" ;; GIT_TEST_GETTEXT_POISON) export GIT_TEST_GETTEXT_POISON=true ;; esac MAKEFLAGS="$MAKEFLAGS CC=${CC:-cc}"