Andrew's git - gitweb.git/blob

   1# Library of functions shared by all CI scripts
   2
   3skip_branch_tip_with_tag () {
   4        # Sometimes, a branch is pushed at the same time the tag that points
   5        # at the same commit as the tip of the branch is pushed, and building
   6        # both at the same time is a waste.
   7        #
   8        # When the build is triggered by a push to a tag, $CI_BRANCH will
   9        # have that tagname, e.g. v2.14.0.  Let's see if $CI_BRANCH is
  10        # exactly at a tag, and if so, if it is different from $CI_BRANCH.
  11        # That way, we can tell if we are building the tip of a branch that
  12        # is tagged and we can skip the build because we won't be skipping a
  13        # build of a tag.
  14
  15        if TAG=$(git describe --exact-match "$CI_BRANCH" 2>/dev/null) &&
  16                test "$TAG" != "$CI_BRANCH"
  17        then
  18                echo "$(tput setaf 2)Tip of $CI_BRANCH is exactly at $TAG$(tput sgr0)"
  19                exit 0
  20        fi
  21}
  22
  23# Save some info about the current commit's tree, so we can skip the build
  24# job if we encounter the same tree again and can provide a useful info
  25# message.
  26save_good_tree () {
  27        echo "$(git rev-parse $CI_COMMIT^{tree}) $CI_COMMIT $CI_JOB_NUMBER $CI_JOB_ID" >>"$good_trees_file"
  28        # limit the file size
  29        tail -1000 "$good_trees_file" >"$good_trees_file".tmp
  30        mv "$good_trees_file".tmp "$good_trees_file"
  31}
  32
  33# Skip the build job if the same tree has already been built and tested
  34# successfully before (e.g. because the branch got rebased, changing only
  35# the commit messages).
  36skip_good_tree () {
  37        if ! good_tree_info="$(grep "^$(git rev-parse $CI_COMMIT^{tree}) " "$good_trees_file")"
  38        then
  39                # Haven't seen this tree yet, or no cached good trees file yet.
  40                # Continue the build job.
  41                return
  42        fi
  43
  44        echo "$good_tree_info" | {
  45                read tree prev_good_commit prev_good_job_number prev_good_job_id
  46
  47                if test "$CI_JOB_ID" = "$prev_good_job_id"
  48                then
  49                        cat <<-EOF
  50                        $(tput setaf 2)Skipping build job for commit $CI_COMMIT.$(tput sgr0)
  51                        This commit has already been built and tested successfully by this build job.
  52                        To force a re-build delete the branch's cache and then hit 'Restart job'.
  53                        EOF
  54                else
  55                        cat <<-EOF
  56                        $(tput setaf 2)Skipping build job for commit $CI_COMMIT.$(tput sgr0)
  57                        This commit's tree has already been built and tested successfully in build job $prev_good_job_number for commit $prev_good_commit.
  58                        The log of that build job is available at $(url_for_job_id $prev_good_job_id)
  59                        To force a re-build delete the branch's cache and then hit 'Restart job'.
  60                        EOF
  61                fi
  62        }
  63
  64        exit 0
  65}
  66
  67check_unignored_build_artifacts ()
  68{
  69        ! git ls-files --other --exclude-standard --error-unmatch \
  70                -- ':/*' 2>/dev/null ||
  71        {
  72                echo "$(tput setaf 1)error: found unignored build artifacts$(tput sgr0)"
  73                false
  74        }
  75}
  76
  77# Clear MAKEFLAGS that may come from the outside world.
  78export MAKEFLAGS=
  79
  80# Set 'exit on error' for all CI scripts to let the caller know that
  81# something went wrong.
  82# Set tracing executed commands, primarily setting environment variables
  83# and installing dependencies.
  84set -ex
  85
  86if test true = "$TRAVIS"
  87then
  88        CI_TYPE=travis
  89        # When building a PR, TRAVIS_BRANCH refers to the *target* branch. Not
  90        # what we want here. We want the source branch instead.
  91        CI_BRANCH="${TRAVIS_PULL_REQUEST_BRANCH:-$TRAVIS_BRANCH}"
  92        CI_COMMIT="$TRAVIS_COMMIT"
  93        CI_JOB_ID="$TRAVIS_JOB_ID"
  94        CI_JOB_NUMBER="$TRAVIS_JOB_NUMBER"
  95        CI_OS_NAME="$TRAVIS_OS_NAME"
  96        CI_REPO_SLUG="$TRAVIS_REPO_SLUG"
  97
  98        cache_dir="$HOME/travis-cache"
  99
 100        url_for_job_id () {
 101                echo "https://travis-ci.org/$CI_REPO_SLUG/jobs/$1"
 102        }
 103
 104        BREW_INSTALL_PACKAGES="git-lfs gettext"
 105        export GIT_PROVE_OPTS="--timer --jobs 3 --state=failed,slow,save"
 106        export GIT_TEST_OPTS="--verbose-log -x --immediate"
 107        MAKEFLAGS="$MAKEFLAGS --jobs=2"
 108elif test -n "$SYSTEM_COLLECTIONURI" || test -n "$SYSTEM_TASKDEFINITIONSURI"
 109then
 110        CI_TYPE=azure-pipelines
 111        # We are running in Azure Pipelines
 112        CI_BRANCH="$BUILD_SOURCEBRANCH"
 113        CI_COMMIT="$BUILD_SOURCEVERSION"
 114        CI_JOB_ID="$BUILD_BUILDID"
 115        CI_JOB_NUMBER="$BUILD_BUILDNUMBER"
 116        CI_OS_NAME="$(echo "$AGENT_OS" | tr A-Z a-z)"
 117        test darwin != "$CI_OS_NAME" || CI_OS_NAME=osx
 118        CI_REPO_SLUG="$(expr "$BUILD_REPOSITORY_URI" : '.*/\([^/]*/[^/]*\)$')"
 119        CC="${CC:-gcc}"
 120
 121        # use a subdirectory of the cache dir (because the file share is shared
 122        # among *all* phases)
 123        cache_dir="$HOME/test-cache/$SYSTEM_PHASENAME"
 124
 125        url_for_job_id () {
 126                echo "$SYSTEM_TASKDEFINITIONSURI$SYSTEM_TEAMPROJECT/_build/results?buildId=$1"
 127        }
 128
 129        BREW_INSTALL_PACKAGES=gcc@8
 130        export GIT_PROVE_OPTS="--timer --jobs 10 --state=failed,slow,save"
 131        export GIT_TEST_OPTS="--verbose-log -x --write-junit-xml"
 132        MAKEFLAGS="$MAKEFLAGS --jobs=10"
 133        test windows_nt != "$CI_OS_NAME" ||
 134        GIT_TEST_OPTS="--no-chain-lint --no-bin-wrappers $GIT_TEST_OPTS"
 135else
 136        echo "Could not identify CI type" >&2
 137        exit 1
 138fi
 139
 140good_trees_file="$cache_dir/good-trees"
 141
 142mkdir -p "$cache_dir"
 143
 144skip_branch_tip_with_tag
 145skip_good_tree
 146
 147if test -z "$jobname"
 148then
 149        jobname="$CI_OS_NAME-$CC"
 150fi
 151
 152export DEVELOPER=1
 153export DEFAULT_TEST_TARGET=prove
 154export GIT_TEST_CLONE_2GB=YesPlease
 155
 156case "$jobname" in
 157linux-clang|linux-gcc)
 158        if [ "$jobname" = linux-gcc ]
 159        then
 160                export CC=gcc-8
 161        fi
 162
 163        export GIT_TEST_HTTPD=YesPlease
 164
 165        # The Linux build installs the defined dependency versions below.
 166        # The OS X build installs the latest available versions. Keep that
 167        # in mind when you encounter a broken OS X build!
 168        export LINUX_P4_VERSION="16.2"
 169        export LINUX_GIT_LFS_VERSION="1.5.2"
 170
 171        P4_PATH="$HOME/custom/p4"
 172        GIT_LFS_PATH="$HOME/custom/git-lfs"
 173        export PATH="$GIT_LFS_PATH:$P4_PATH:$PATH"
 174        ;;
 175osx-clang|osx-gcc)
 176        if [ "$jobname" = osx-gcc ]
 177        then
 178                export CC=gcc-8
 179        fi
 180
 181        # t9810 occasionally fails on Travis CI OS X
 182        # t9816 occasionally fails with "TAP out of sequence errors" on
 183        # Travis CI OS X
 184        export GIT_SKIP_TESTS="t9810 t9816"
 185        ;;
 186GIT_TEST_GETTEXT_POISON)
 187        export GIT_TEST_GETTEXT_POISON=true
 188        ;;
 189esac
 190
 191MAKEFLAGS="$MAKEFLAGS CC=${CC:-cc}"