rename master to main branch following LLVM

README.md

@@ -13,14 +13,14 @@ Phabricator](https://reviews.llvm.org) instance.
 *Phabricator* (https://reviews.llvm.org) is the code review tool in the LLVM
 project.
 
-The workflow checks the patches before a user merges them to the master branch -
+The workflow checks the patches before a user merges them to the main branch -
 thus the term *pre-merge testing**. When a user uploads a patch to the LLVM
 Phabricator, Phabricator triggers the checks and then displays the results.
 
-The CI system checks the patches **before** a user merges them to the master
+The CI system checks the patches **before** a user merges them to the main
 branch. This way bugs in a patch are contained during the code review stage and
-do not pollute the master branch. The more bugs the CI system can catch during
+do not pollute the main branch. The more bugs the CI system can catch during
-the code review phase, the more stable and bug-free the master branch will
+the code review phase, the more stable and bug-free the main branch will
 become. <sup>[citation needed]()</sup>
 
 This repository contains the configurations and script to run pre-merge checks
@@ -58,7 +58,7 @@ please make sure that either:
 
 * You set a git hash as `sourceControlBaseRevision` in Phabricator which is
 * available on the Github repository, **or** you define the dependencies of your
-* patch in Phabricator, **or** your patch can be applied to the master branch.
+* patch in Phabricator, **or** your patch can be applied to the main branch.
 
 Only then can the build server apply the patch locally and run the builds and
 tests.

containers/agent-windows-vs2019/Dockerfile

@@ -46,7 +46,7 @@ RUN choco install -y sccache
 RUN pip install psutil
 
 # install python dependencies for the scripts
-RUN pip install -r https://raw.githubusercontent.com/google/llvm-premerge-checks/master/scripts/requirements.txt
+RUN pip install -r https://raw.githubusercontent.com/google/llvm-premerge-checks/main/scripts/requirements.txt
 
 # configure Python encoding
 ENV PYTHONIOENCODING=UTF-8

containers/base-debian/Dockerfile

@@ -35,7 +35,7 @@ ENV LC_ALL en_US.UTF-8
 
 # Install python dependencies for the scripts. ADD will check contentents of a file for changes changed.
 # TODO: that should be done during the build as it will pull this repo anyway and will have latest version.
-ADD "https://raw.githubusercontent.com/google/llvm-premerge-checks/master/scripts/requirements.txt" requirements.txt
+ADD "https://raw.githubusercontent.com/google/llvm-premerge-checks/main/scripts/requirements.txt" requirements.txt
 RUN pip3 install -r requirements.txt
 
 RUN ln -s /usr/bin/clang-10 /usr/bin/clang;\

docs/development.md

@@ -25,7 +25,7 @@ build request. Buildkite job sends build results directly to Phabricator.
 - every review creates a new branch in [fork of
 llvm-project](https://github.com/llvm-premerge-tests/llvm-project).
 
-![deployment diagram](http://www.plantuml.com/plantuml/proxy?src=https://raw.githubusercontent.com/google/llvm-premerge-checks/master/docs/deployment.plantuml)
+![deployment diagram](http://www.plantuml.com/plantuml/proxy?src=https://raw.githubusercontent.com/google/llvm-premerge-checks/main/docs/deployment.plantuml)
 
 # Phabricator integration
 
@@ -57,7 +57,7 @@ export SCRIPT_DIR="${SRC}"/scripts
 rm -rf "${SRC}"
 git clone --depth 1 https://github.com/google/llvm-premerge-checks.git "${SRC}"
 cd "${SRC}"
-git fetch origin "${ph_scripts_refspec:-master}":x
+git fetch origin "${ph_scripts_refspec:-main}":x
 git checkout x
 cd "$BUILDKITE_BUILD_CHECKOUT_PATH"
 ${SCRIPT_DIR}/buildkite/build_branch_pipeline.py | tee /dev/tty | buildkite-agent pipeline upload
@@ -75,7 +75,7 @@ That in sends an HTTP POST request to [**phab-proxy**](../phabricator-proxy)
 that submits a new buildkite job **diff-checks**. All parameters from the
 original request are put in the build's environment with `ph_` prefix (to avoid
 shadowing any Buildkite environment variable). "ph_scripts_refspec" parameter
-defines refspec of llvm-premerge-checks to use ("master" by default).
+defines refspec of llvm-premerge-checks to use ("main" by default).
 
 **diff-checks** pipeline
 ([create_branch_pipeline.py](../scripts/create_branch_pipeline.py))

docs/playbooks.md

@@ -32,7 +32,7 @@ Set `CONDUIT_TOKEN` with your personal one from `https://reviews.llvm.org/settin
 
 ## Testing changes before merging
 
-It's recommended to test even smallest changes before committing them to the `master` branch.
+It's recommended to test even smallest changes before committing them to the `main` branch.
 
 1. Create a pull request here.
 1. Manually create a buildkite build in the pipeline you are updating and specify
@@ -144,7 +144,7 @@ To spawn a new windows agent:
 1. Login to the new machine via RDP (you will need a RDP client, e.g. Chrome app).
 1. In the RDP session: run these commands in the CMD window under Administrator to bootstrap the Windows machine:
     ```powershell 
-    Invoke-WebRequest -uri 'https://raw.githubusercontent.com/google/llvm-premerge-checks/master/scripts/windows_agent_bootstrap.ps1' -OutFile c:\windows_agent_bootstrap.ps1
+    Invoke-WebRequest -uri 'https://raw.githubusercontent.com/google/llvm-premerge-checks/main/scripts/windows_agent_bootstrap.ps1' -OutFile c:\windows_agent_bootstrap.ps1
     c:/windows_agent_bootstrap.ps1 -ssd
     ```
     Ignore the pop-up to format the new disk and wait for the machine to reboot.
@@ -173,12 +173,12 @@ schtasks.exe /create /tn "Start Buildkite agent" /ru SYSTEM /SC ONSTART /DELAY 0
 ## Custom environment variables
 
 Buildkite pipelines have a number of custom environment variables one can set to change their behavior. That is useful to debug issues
-or test changes. They are mostly used by pipleine generators, e.g. [build_master_pipeline](../scripts/build_master_pipeline.py),
+or test changes. They are mostly used by pipleine generators, e.g. [pipeline_main](../scripts/pipeline_main.py),
 please refer to the source code for the details. These variables have `ph_` prefix and can be set with URL parameters in Harbormaster build.
 
 Most commonly used are:
 
-- `ph_scripts_refspec` ("master" by default): refspec branch of llvm-premerge-checks to use. This variable is also used in pipeline "bootstrap" in Buildkite interface.
+- `ph_scripts_refspec` ("main" by default): refspec branch of llvm-premerge-checks to use. This variable is also used in pipeline "bootstrap" in Buildkite interface.
 - `ph_dry_run_report`: do not report any results back to Phabricator.
 - `ph_no_cache`: (if set to any value) clear compilation cache before the build.
 - `ph_projects`: which projects to use, "detect" will look on diff to infer the projects, "default" selects all projects.

phabricator-proxy/main.py

@@ -27,7 +27,7 @@ def build():
         for k, v in params.items():
             if len(v) == 1:
                 build_env['ph_' + k] = v[0]
-        refspec = 'master'
+        refspec = 'main'
         if 'ph_scripts_refspec' in build_env:
             refspec = build_env['ph_scripts_refspec']
         build_request = {

scripts/benchmark.py

@@ -140,7 +140,7 @@ if __name__ == '__main__':
     pmt_root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
     parser = argparse.ArgumentParser(
         description='Benchmark for LLVM pre-merge tests.')
-    parser.add_argument('--commit', type=str, default='master', help="LLVM commit to run this benchmark on.")
+    parser.add_argument('--commit', type=str, default='main', help="LLVM commit to run this benchmark on.")
     parser.add_argument('--result-file', type=str, default='pmt-benchmark.csv',
                         help="path to CSV file where to store the benchmark results")
     parser.add_argument('--workdir', type=str, default=os.path.join(os.getcwd(), 'benchmark'),

scripts/clang_tidy_report.py

@@ -72,7 +72,7 @@ def run(base_commit, ignore_config, step: Optional[Step], report: Optional[Repor
             severity = match.group(4)
             text = match.group(5)
             text += '\n[[{} | not useful]] '.format(
-                'https://github.com/google/llvm-premerge-checks/blob/master/docs/clang_tidy.md#warning-is-not-useful')
+                'https://github.com/google/llvm-premerge-checks/blob/main/docs/clang_tidy.md#warning-is-not-useful')
             if severity in ['warning', 'error']:
                 if severity == 'warning':
                     warn_count += 1
@@ -100,7 +100,7 @@ def run(base_commit, ignore_config, step: Optional[Step], report: Optional[Repor
         report.add_artifact(os.getcwd(), p, 'clang-tidy')
     if errors_count + warn_count != 0:
         step.success = False
-        url = "https://github.com/google/llvm-premerge-checks/blob/master/docs/clang_tidy.md#review-comments."
+        url = "https://github.com/google/llvm-premerge-checks/blob/main/docs/clang_tidy.md#review-comments."
         annotate(f'clang-tidy found {errors_count} errors and {warn_count} warnings. {inline_comments} of them were '
                  f'added as review comments [why?]({url})', style='error')
     logging.debug(f'report: {report}')

scripts/metrics/README.md

@@ -5,22 +5,22 @@ a set of metrics. This doc will summarize the metrics and tools. All of the data
 shall be collected as time series, so that we can see changes over time.
 
 * Impact - The metrics we ultimately want to improve
-    * Percentage of [build-bot build](http://lab.llvm.org:8011/) on master 
+    * Percentage of [build-bot build](http://lab.llvm.org:8011/) on main 
       failing. (Buildbot_percentage_failing)
-    * Time to fix a broken master build: Time between start of failing builds 
+    * Time to fix a broken main build: Time between start of failing builds 
       until the build is fixed. (BuildBot_time_to_fix)
     * Percentage of Revisions on Phabricator where a broken build was fixed 
       afterwards. This would indicate that a bug was found and fixed during 
       the code review phase. (Premerge_fixes)
-    * Number of reverts on master. This indicates that something was broken on
+    * Number of reverts on main. This indicates that something was broken on
-      master that slipped through the pre-merge tests or was submitted without
+      main that slipped through the pre-merge tests or was submitted without
       any review. (Upstream_reverts)
 
 * Users and behavior - Interesting to see and useful to adapt our approach.
-    * Percentage of commits to master that went through Phabricator.
+    * Percentage of commits to main that went through Phabricator.
     * Number of participants in pre-merge tests.
     * Percentage of Revisions with pre-merge tests executed
-    * Number of 30-day active committers on master and Phabricator.
+    * Number of 30-day active committers on main and Phabricator.
 
 * Builds - See how the infrastructure is doing.
     * Time between upload of diff until build results available.

scripts/metrics/analyze_jobs.ipynb

@@ -201,8 +201,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "# ds = jobs[jobs['pipeline'] == 'llvm-master-build'][jobs['step_key'] == 'windows'][jobs['state']=='passed'][~jobs['agent_name'].str.startswith('buildkite-')][jobs['started_at'] > np.datetime64('2020-01-22')]\n",
+    "# ds = jobs[jobs['pipeline'] == 'llvm-main-build'][jobs['step_key'] == 'windows'][jobs['state']=='passed'][~jobs['agent_name'].str.startswith('buildkite-')][jobs['started_at'] > np.datetime64('2020-01-22')]\n",
-    "ds = jobs[jobs['pipeline'] == 'llvm-master-build'][jobs['step_key'] == 'windows'][jobs['state']=='passed'][~jobs['agent_name'].str.startswith('buildkite-')][jobs['started_at'] > np.datetime64('2020-01-22')]\n",
+    "ds = jobs[jobs['pipeline'] == 'llvm-main-build'][jobs['step_key'] == 'windows'][jobs['state']=='passed'][~jobs['agent_name'].str.startswith('buildkite-')][jobs['started_at'] > np.datetime64('2020-01-22')]\n",
     "ds = ds.drop_duplicates()\n",
     "# remove one slowest run (repo checkout)\n",
     "# t = ds.loc[ds.groupby([\"agent_name\"])[\"run_duration\"].idxmax()]\n",

scripts/metrics/buildkite_master_stats.py

@@ -14,7 +14,7 @@
 # limitations under the License.
 
 # -----------------------------------------------------------------------------
-# This script will collect all breakages of the master branch builds from
+# This script will collect all breakages of the main branch builds from
 # buildkite and format the results nicely.
 # Arguments:
 #     llvm-path :  folder where the LLVM checkout is kept
@@ -107,7 +107,7 @@ if __name__ == '__main__':
   bk = BuildKiteMasterStats(args.llvm_path, args.token)
   
   if not os.path.exists(CACHE_FILE):
-    results = bk.get_stats('llvm-project','llvm-master-build')
+    results = bk.get_stats('llvm-project','llvm-main-build')
     bk.save_results(CACHE_FILE, results)
   
   builds = bk.get_builds(CACHE_FILE)

scripts/metrics/repo.py

@@ -70,7 +70,7 @@ def get_reverts_per_day(repo_path: str, max_age: datetime.datetime) -> RepoStats
     repo.git.fetch()
     diff_regex = re.compile(r'^Differential Revision: https:\/\/reviews\.llvm\.org\/(.*)$', re.MULTILINE)
 
-    for commit in repo.iter_commits('master'):
+    for commit in repo.iter_commits('main'):
         if commit.committed_datetime < max_age:
             break
         stats.commits += 1

scripts/metrics/repo_hist.py

@@ -121,7 +121,7 @@ class RepoStats:
         self.commit_by_author_domain = dict()  # type: Dict[str, List[MyCommit]]
 
     def parse_repo(self,  maxage: datetime.datetime):
-        for commit in self.repo.iter_commits('master'):
+        for commit in self.repo.iter_commits('main'):
             if commit.committed_datetime < maxage:
                 break
             mycommit = MyCommit(commit)
@@ -262,7 +262,7 @@ class RepoStats:
             True: {},
             False: {},
         }  # type: Dict[bool, Dict[str, int]]
-        for commit in self.repo.iter_commits('master'):
+        for commit in self.repo.iter_commits('main'):
             if commit.committed_datetime < maxage:
                 break
             mycommit = MyCommit(commit)
@@ -295,7 +295,7 @@ class RepoStats:
             True: {b: 0 for b in buckets},
             False: {b: 0 for b in buckets},
         }  # type: Dict[bool, Dict[int, int]]
-        for commit in self.repo.iter_commits('master'):
+        for commit in self.repo.iter_commits('main'):
             if commit.committed_datetime < maxage:
                 break
             mycommit = self.commit_by_hash[commit.hexsha]

scripts/patch_diff.py

@@ -127,7 +127,7 @@ class ApplyPatch:
                              f'instead of resolved "{base_commit}"')
                 base_commit = self.find_commit(self.base_revision)
             if base_commit is None:
-                base_commit = self.repo.heads['master'].commit
+                base_commit = self.repo.heads['main'].commit
                 annotate(f"Cannot find a base git revision. Will use current HEAD.",
                          style='warning', context='patch_diff')
             self.create_branch(base_commit)
@@ -161,23 +161,27 @@ class ApplyPatch:
         As origin is disjoint from upstream, it needs to be updated by this script.
         """
         logging.info('Syncing local, origin and upstream...')
-        self.repo.git.clean('-ffxdq')
-        self.repo.git.reset('--hard')
-        self.repo.git.fetch('--all')
-        self.repo.git.checkout('master')
         if 'upstream' not in self.repo.remotes:
             self.repo.create_remote('upstream', url=LLVM_GITHUB_URL)
             self.repo.remotes.upstream.fetch()
-        self.repo.git.pull('origin', 'master')
+        self.repo.git.clean('-ffxdq')
-        self.repo.git.pull('upstream', 'master')
+        self.repo.git.reset('--hard')
+        self.repo.git.fetch('--all')
+        if self.find_commit('main') is None:
+            origin = self.repo.remotes.origin
+            self.repo.create_head('main', origin.refs.main)
+            self.repo.heads.main.set_tracking_branch(origin.refs.main)
+        self.repo.heads.main.checkout()
+        self.repo.git.pull('origin', 'main')
+        self.repo.git.pull('upstream', 'main')
         if self.push_branch:
-            self.repo.git.push('origin', 'master')
+            self.repo.git.push('origin', 'main')
 
     @backoff.on_exception(backoff.expo, Exception, max_tries=5, logger='', factor=3)
     def find_commit(self, rev):
         try:
             return self.repo.commit(rev)
-        except ValueError as e:
+        except:
             return None
 
     @backoff.on_exception(backoff.expo, Exception, max_tries=5, logger='', factor=3)
@@ -297,7 +301,7 @@ class ApplyPatch:
         rev = self.base_revision
         age_limit = datetime.datetime.now() - APPLIED_SCAN_LIMIT
         if rev == 'auto':  # FIXME: use revison that created the branch
-            rev = 'master'
+            rev = 'main'
         for commit in self.repo.iter_commits(rev):
             if datetime.datetime.fromtimestamp(commit.committed_date) < age_limit:
                 break

scripts/phab2github/phab2github.py

@@ -50,7 +50,7 @@ class Phab2Github:
     def sync(self):
         """Sync Phabricator to Github."""
         _LOGGER.info('Starting sync...')
-        self._refresh_master()
+        self._refresh_main()
         self._delete_phab_branches()
         revisions = self.phab_wrapper.get_revisions()
         pull_requests = {p.title: p for p in self.github_repo.get_pulls(state='open')}
@@ -70,11 +70,11 @@ class Phab2Github:
                     pr = self.github_repo.create_pull(title=revision.pr_title,
                                                       body=revision.pr_summary,
                                                       head=revision.branch_name,
-                                                      base='master')
+                                                      base='main')
                     _LOGGER.info(pr.html_url)
         _LOGGER.info('Sync completed.')
 
-    def _refresh_master(self):
+    def _refresh_main(self):
         """Clone/update local git repo."""
         if not os.path.exists(self.workdir):
             os.mkdir(self.workdir)
@@ -83,16 +83,16 @@ class Phab2Github:
             _LOGGER.info('pulling origin and upstream...')
             self.repo = git.Repo(self.llvm_dir)
             self.repo.git.fetch('--all')
-            self.repo.git.checkout('master')
+            self.repo.git.checkout('main')
-            self.repo.git.pull('upstream', 'master')
+            self.repo.git.pull('upstream', 'main')
-            self.repo.git.push('origin', 'master')
+            self.repo.git.push('origin', 'main')
         else:
             _LOGGER.info('cloning repository...')
             git.Repo.clone_from(MY_GITHUB_URL, self.llvm_dir)
             self.repo = git.Repo(self.llvm_dir)
             self.repo.create_remote('upstream', url=LLVM_GITHUB_URL)
             self.repo.remotes.upstream.fetch()
-        _LOGGER.info('refresh of master branch completed')
+        _LOGGER.info('refresh of main branch completed')
 
     def create_branches_for_revision(self, revision: Revision):
         """Create branches for a Revision and it's Diffs.
@@ -110,10 +110,10 @@ class Phab2Github:
             try:
                 self.apply_patch(diff, patch)
             except ApplyPatchException as e:
-                # TODO: retry on master if this fails
+                # TODO: retry on main if this fails
                 _LOGGER.error('Could not apply patch for Diff {}. Deleting branch'.format(diff.id))
                 _LOGGER.exception(e)
-                self.repo.heads['master'].checkout()
+                self.repo.heads['main'].checkout()
                 self.repo.delete_head(diff.branch_name)
 
         diffs = [d for d in revision.sorted_diffs if self._has_branch(d)]
@@ -143,15 +143,15 @@ class Phab2Github:
         """Create a branch for diff."""
         base_hash = diff.base_hash
         if base_hash is None:
-            base_hash = 'upstream/master'
+            base_hash = 'upstream/main'
         _LOGGER.info('creating branch {} based on {}...'.format(diff.branch_name, base_hash))
         try:
             new_branch = self.repo.create_head(diff.branch_name, base_hash)
         except ValueError:
-            # commit hash not found, try again with master
+            # commit hash not found, try again with main
             _LOGGER.warning('commit hash {} not found in upstream repository. '
-                            'Trying master instead...'.format(diff.branch_name, base_hash))
+                            'Trying main instead...'.format(diff.branch_name, base_hash))
-            base_hash = 'upstream/master'
+            base_hash = 'upstream/main'
             new_branch = self.repo.create_head(diff.branch_name, base_hash)
         self.repo.head.reference = new_branch
         self.repo.head.reset(index=True, working_tree=True)
@@ -184,7 +184,7 @@ class Phab2Github:
     def _delete_phab_branches(self):
         """Delete all branches sarting with 'phab-'."""
         _LOGGER.info('Deleting local Phabricator-relates branches...')
-        self.repo.git.checkout('master')
+        self.repo.git.checkout('main')
         for branch in [b for b in self.repo.heads if b.name.startswith('phab-')]:
             _LOGGER.info('Deleding branch {}'.format(branch))
             self.repo.git.branch('-D', branch.name)

scripts/phabtalk/apply_patch.py

@@ -88,13 +88,13 @@ class ApplyPatch:
             subprocess.check_call('git reset --hard {}'.format(self.git_hash),
                                   stdout=sys.stdout, stderr=sys.stderr, shell=True)
         except subprocess.CalledProcessError:
-            print('WARNING: checkout of hash failed, using master branch instead.')
+            print('WARNING: checkout of hash failed, using main branch instead.')
             self.msg += [
                 'Could not check out parent git hash "{}". It was not found in '
                 'the repository. Did you configure the "Parent Revision" in '
                 'Phabricator properly? Trying to apply the patch to the '
-                'master branch instead...'.format(self.git_hash)]
+                'main branch instead...'.format(self.git_hash)]
-            subprocess.check_call('git checkout master', stdout=sys.stdout,
+            subprocess.check_call('git checkout main', stdout=sys.stdout,
                                   stderr=sys.stderr, shell=True)
         subprocess.check_call('git show -s', stdout=sys.stdout,
                               stderr=sys.stderr, shell=True)

scripts/pipeline_main.py

@@ -0,0 +1,49 @@
+#!/usr/bin/env python3
+# Copyright 2020 Google LLC
+#
+# Licensed under the the Apache License v2.0 with LLVM Exceptions (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://llvm.org/LICENSE.txt
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import os
+
+from steps import generic_linux, generic_windows, from_shell_output
+import yaml
+
+steps_generators = [
+    # TODO: enable when we have enough mac agents
+    # '${BUILDKITE_BUILD_CHECKOUT_PATH}/libcxx/utils/ci/buildkite-pipeline-snapshot.sh',
+]
+
+if __name__ == '__main__':
+    scripts_refspec = os.getenv("ph_scripts_refspec", "main")
+    no_cache = os.getenv('ph_no_cache') is not None
+    projects = os.getenv('ph_projects', 'clang;clang-tools-extra;libc;libcxx;libcxxabi;lld;libunwind;mlir;openmp;polly')
+    log_level = os.getenv('ph_log_level', 'WARNING')
+    notify_emails = list(filter(None, os.getenv('ph_notify_emails', '').split(',')))
+    steps = []
+    steps.extend(generic_linux(
+        os.getenv('ph_projects', 'clang;clang-tools-extra;libc;libcxx;libcxxabi;lld;libunwind;mlir;openmp;polly'),
+        False))
+    # FIXME: openmp is removed as it constantly fails.
+
+    # TODO: Make this project list be evaluated through "choose_projects"(? as now we define "all" and exclusions in
+    #  two placess).
+    steps.extend(generic_windows(
+        os.getenv('ph_projects', 'clang;clang-tools-extra;libc;libcxx;libcxxabi;lld;libunwind;mlir;polly')))
+
+    for gen in steps_generators:
+        steps.extend(from_shell_output(gen))
+
+    notify = []
+    for e in notify_emails:
+        notify.append({'email': e})
+    print(yaml.dump({'steps': steps, 'notify': notify}))

scripts/pipeline_master.py

@@ -24,7 +24,7 @@ steps_generators = [
 ]
 
 if __name__ == '__main__':
-    scripts_refspec = os.getenv("ph_scripts_refspec", "master")
+    scripts_refspec = os.getenv("ph_scripts_refspec", "main")
     no_cache = os.getenv('ph_no_cache') is not None
     projects = os.getenv('ph_projects', 'clang;clang-tools-extra;libc;libcxx;libcxxabi;lld;libunwind;mlir;openmp;polly')
     log_level = os.getenv('ph_log_level', 'WARNING')

scripts/pipeline_premerge.py

@@ -27,7 +27,7 @@ steps_generators = [
 ]
 
 if __name__ == '__main__':
-    scripts_refspec = os.getenv("ph_scripts_refspec", "master")
+    scripts_refspec = os.getenv("ph_scripts_refspec", "main")
     diff_id = os.getenv("ph_buildable_diff", "")
     no_cache = os.getenv('ph_no_cache') is not None
     projects = os.getenv('ph_projects', 'detect')

scripts/steps.py

@@ -26,7 +26,7 @@ import yaml
 def generic_linux(projects: str, check_diff: bool) -> List:
     if os.getenv('ph_skip_linux') is not None:
         return []
-    scripts_refspec = os.getenv("ph_scripts_refspec", "master")
+    scripts_refspec = os.getenv("ph_scripts_refspec", "main")
     no_cache = os.getenv('ph_no_cache') is not None
     log_level = os.getenv('ph_log_level', 'WARNING')
     linux_agents = {'queue': 'linux'}
@@ -79,7 +79,7 @@ def generic_linux(projects: str, check_diff: bool) -> List:
 def generic_windows(projects: str) -> List:
     if os.getenv('ph_skip_windows') is not None:
         return []
-    scripts_refspec = os.getenv("ph_scripts_refspec", "master")
+    scripts_refspec = os.getenv("ph_scripts_refspec", "main")
     no_cache = os.getenv('ph_no_cache') is not None
     log_level = os.getenv('ph_log_level', 'WARNING')
     clear_sccache = 'powershell -command "sccache --stop-server; echo \\$env:SCCACHE_DIR; ' \