phabricator-refresh: add a magic value to skip it in the CI

When maintaining (light) fork, it is useful to be able to disable this.

Differential Revision: https://phab.mercurial-scm.org/D12133

contrib/heptapod-ci.yml

@@ -1,188 +1,193 b''
 stages:
   - tests
   - phabricator
 
 image: registry.heptapod.net/mercurial/ci-images/mercurial-core:$HG_CI_IMAGE_TAG
 
 variables:
     PYTHON: python
     TEST_HGMODULEPOLICY: "allow"
     HG_CI_IMAGE_TAG: "latest"
     TEST_HGTESTS_ALLOW_NETIO: "0"
 
 .all_template: &all
   when: always
 
 .runtests_template: &runtests
     <<: *all
     stage: tests
     # The runner made a clone as root.
     # We make a new clone owned by user used to run the step.
     before_script:
       - hg clone . /tmp/mercurial-ci/ --noupdate --config phases.publish=no
       - hg -R /tmp/mercurial-ci/ update `hg log --rev '.' --template '{node}'`
       - cd /tmp/mercurial-ci/
       - ls -1 tests/test-check-*.* > /tmp/check-tests.txt
       - black --version
       - clang-format --version
     script:
         - echo "python used, $PYTHON"
         - echo "$RUNTEST_ARGS"
         - HGTESTS_ALLOW_NETIO="$TEST_HGTESTS_ALLOW_NETIO" HGMODULEPOLICY="$TEST_HGMODULEPOLICY" "$PYTHON" tests/run-tests.py --color=always $RUNTEST_ARGS
 
 checks-py2:
     <<: *runtests
     variables:
         RUNTEST_ARGS: "--time --test-list /tmp/check-tests.txt"
 
 checks-py3:
     <<: *runtests
     variables:
         RUNTEST_ARGS: "--time --test-list /tmp/check-tests.txt"
         PYTHON: python3
 
 rust-cargo-test-py2: &rust_cargo_test
     <<: *all
     stage: tests
     script:
         - echo "python used, $PYTHON"
         - make rust-tests
 
 rust-cargo-test-py3:
     stage: tests
     <<: *rust_cargo_test
     variables:
         PYTHON: python3
 
 phabricator-refresh:
     stage: phabricator
+    rules:
+      - if: '"$PHABRICATOR_TOKEN" != "NO-PHAB"'
+        when: on_success
+      - if: '"$PHABRICATOR_TOKEN" == "NO-PHAB"'
+        when: never
     variables:
       DEFAULT_COMMENT: ":white_check_mark: refresh by Heptapod after a successful CI run (:octopus: :green_heart:)"
       STABLE_COMMENT: ":white_check_mark: refresh by Heptapod after a successful CI run (:octopus: :green_heart:)\n⚠ This patch is intended for stable ⚠\n{image https://media.giphy.com/media/nYI8SmmChYXK0/source.gif}"
     script:
       - |
         if [ `hg branch` == "stable" ]; then
             ./contrib/phab-refresh-stack.sh --comment "$STABLE_COMMENT";
         else
             ./contrib/phab-refresh-stack.sh --comment "$DEFAULT_COMMENT";
         fi
 
 test-py2:
     <<: *runtests
     variables:
         RUNTEST_ARGS: " --no-rust --blacklist /tmp/check-tests.txt"
         TEST_HGMODULEPOLICY: "c"
         TEST_HGTESTS_ALLOW_NETIO: "1"
 
 test-py3:
     <<: *runtests
     variables:
         RUNTEST_ARGS: " --no-rust --blacklist /tmp/check-tests.txt"
         PYTHON: python3
         TEST_HGMODULEPOLICY: "c"
         TEST_HGTESTS_ALLOW_NETIO: "1"
 
 test-py2-pure:
     <<: *runtests
     variables:
         RUNTEST_ARGS: "--pure --blacklist /tmp/check-tests.txt"
         TEST_HGMODULEPOLICY: "py"
 
 test-py3-pure:
     <<: *runtests
     variables:
         RUNTEST_ARGS: "--pure --blacklist /tmp/check-tests.txt"
         PYTHON: python3
         TEST_HGMODULEPOLICY: "py"
 
 test-py2-rust:
     <<: *runtests
     variables:
         HGWITHRUSTEXT: cpython
         RUNTEST_ARGS: "--rust --blacklist /tmp/check-tests.txt"
         TEST_HGMODULEPOLICY: "rust+c"
 
 test-py3-rust:
     <<: *runtests
     variables:
         HGWITHRUSTEXT: cpython
         RUNTEST_ARGS: "--rust --blacklist /tmp/check-tests.txt"
         PYTHON: python3
         TEST_HGMODULEPOLICY: "rust+c"
 
 test-py3-rhg:
     <<: *runtests
     variables:
         HGWITHRUSTEXT: cpython
         RUNTEST_ARGS: "--rust --rhg --blacklist /tmp/check-tests.txt"
         PYTHON: python3
         TEST_HGMODULEPOLICY: "rust+c"
 
 test-py2-chg:
     <<: *runtests
     variables:
         RUNTEST_ARGS: "--blacklist /tmp/check-tests.txt --chg"
         TEST_HGMODULEPOLICY: "c"
 
 test-py3-chg:
     <<: *runtests
     variables:
         PYTHON: python3
         RUNTEST_ARGS: "--blacklist /tmp/check-tests.txt --chg"
         TEST_HGMODULEPOLICY: "c"
 
 check-pytype-py3:
     extends: .runtests_template
     before_script:
       - hg clone . /tmp/mercurial-ci/ --noupdate --config phases.publish=no
       - hg -R /tmp/mercurial-ci/ update `hg log --rev '.' --template '{node}'`
       - cd /tmp/mercurial-ci/
       - make local PYTHON=$PYTHON
       - $PYTHON -m pip install --user -U pytype==2021.04.15
     variables:
         RUNTEST_ARGS: " --allow-slow-tests tests/test-check-pytype.t"
         HGTEST_SLOWTIMEOUT: "3600"
         PYTHON: python3
         TEST_HGMODULEPOLICY: "c"
 
 # `sh.exe --login` sets a couple of extra environment variables that are defined
 # in the MinGW shell, but switches CWD to /home/$username.  The previous value
 # is stored in OLDPWD.  Of the added variables, MSYSTEM is crucial to running
 # run-tests.py- it is needed to make run-tests.py generate a `python3` script
 # that satisfies the various shebang lines and delegates to `py -3`.
 .window_runtests_template: &windows_runtests
     <<: *all
     when: manual  # we don't have any Windows runners anymore at the moment
     stage: tests
     before_script:
       - C:/MinGW/msys/1.0/bin/sh.exe --login -c 'cd "$OLDPWD" && ls -1 tests/test-check-*.* > C:/Temp/check-tests.txt'
       # TODO: find/install cvs, bzr, perforce, gpg, sqlite3
 
     script:
         - echo "Entering script section"
         - echo "python used, $Env:PYTHON"
         - Invoke-Expression "$Env:PYTHON -V"
         - Invoke-Expression "$Env:PYTHON -m black --version"
         - echo "$Env:RUNTEST_ARGS"
         - echo "$Env:TMP"
         - echo "$Env:TEMP"
 
         - C:/MinGW/msys/1.0/bin/sh.exe --login -c 'cd "$OLDPWD" && HGTESTS_ALLOW_NETIO="$TEST_HGTESTS_ALLOW_NETIO" HGMODULEPOLICY="$TEST_HGMODULEPOLICY" $PYTHON tests/run-tests.py --color=always $RUNTEST_ARGS'
 
 windows-py3:
     <<: *windows_runtests
     tags:
       - windows
     variables:
         TEST_HGMODULEPOLICY: "c"
         RUNTEST_ARGS: "--blacklist C:/Temp/check-tests.txt"
         PYTHON: py -3
 
 windows-py3-pyox:
     <<: *windows_runtests
     tags:
       - windows
     variables:
         TEST_HGMODULEPOLICY: "c"
         RUNTEST_ARGS: "--blacklist C:/Temp/check-tests.txt --pyoxidized"
         PYTHON: py -3

contrib/phab-refresh-stack.sh

@@ -1,41 +1,47 b''
 #!/bin/bash
 set -eu
 
+if [[ "$PHABRICATOR_TOKEN" == "NO-PHAB" ]]; then
+    echo 'Skipping Phabricator Step' >&2
+    exit 0
+fi
+
 revision_in_stack=`hg log \
     --rev '.#stack and ::. and topic()' \
     -T '\nONE-REV\n' \
     | grep 'ONE-REV' | wc -l`
 revision_on_phab=`hg log \
     --rev '.#stack and ::. and topic() and desc("re:\nDifferential Revision: [^\n]+D\d+$")'\
     -T '\nONE-REV\n' \
     | grep 'ONE-REV' | wc -l`
 
 if [[ $revision_in_stack -eq 0 ]]; then
     echo "stack is empty" >&2
     exit 0
 fi
 
 if [[ $revision_on_phab -eq 0 ]]; then
     echo "no tracked diff in this stack" >&2
     exit 0
 fi
 
 if [[ $revision_on_phab -lt $revision_in_stack ]]; then
     echo "not all stack changesets (${revision_in_stack}) have matching Phabricator Diff (${revision_on_phab})" >&2
     exit 2
 fi
 
 if [[ "$PHABRICATOR_TOKEN" == "" ]]; then
     echo 'missing $PHABRICATOR_TOKEN variable' >&2
+    echo '(use PHABRICATOR_TOKEN="NO-PHAB" to disable this step)' >&2
     exit 2
 fi
 
 hg \
 --config extensions.phabricator= \
 --config phabricator.url=https://phab.mercurial-scm.org/ \
 --config phabricator.callsign=HG \
 --config auth.phabricator.schemes=https \
 --config auth.phabricator.prefix=phab.mercurial-scm.org \
 --config auth.phabricator.phabtoken=$PHABRICATOR_TOKEN \
 phabsend --rev '.#stack and ::. and topic()' \
 "$@"