Use new codecov uploader (ansible#75938)

* Use new codecov uploader
* Rewrite coverage uploader in Python

.azure-pipelines/scripts/aggregate-coverage.sh

@@ -11,7 +11,7 @@ mkdir "${agent_temp_directory}/coverage/"
 
 options=(--venv --venv-system-site-packages --color -v)
 
-ansible-test coverage combine --export "${agent_temp_directory}/coverage/" "${options[@]}"
+ansible-test coverage combine --group-by command --export "${agent_temp_directory}/coverage/" "${options[@]}"
 
 if ansible-test coverage analyze targets generate --help >/dev/null 2>&1; then
     # Only analyze coverage if the installed version of ansible-test supports it.

.azure-pipelines/scripts/publish-codecov.py

@@ -0,0 +1,101 @@
+#!/usr/bin/env python
+"""
+Upload code coverage reports to codecov.io.
+Multiple coverage files from multiple languages are accepted and aggregated after upload.
+Python coverage, as well as PowerShell and Python stubs can all be uploaded.
+"""
+
+import argparse
+import dataclasses
+import pathlib
+import shutil
+import subprocess
+import tempfile
+import typing as t
+import urllib.request
+
+
+@dataclasses.dataclass(frozen=True)
+class CoverageFile:
+    name: str
+    path: pathlib.Path
+    flags: t.List[str]
+
+
+@dataclasses.dataclass(frozen=True)
+class Args:
+    dry_run: bool
+    path: pathlib.Path
+
+
+def parse_args() -> Args:
+    parser = argparse.ArgumentParser()
+    parser.add_argument('-n', '--dry-run', action='store_true')
+    parser.add_argument('path', type=pathlib.Path)
+
+    args = parser.parse_args()
+
+    # Store arguments in a typed dataclass
+    fields = dataclasses.fields(Args)
+    kwargs = {field.name: getattr(args, field.name) for field in fields}
+
+    return Args(**kwargs)
+
+
+def process_files(directory: pathlib.Path) -> t.Tuple[CoverageFile, ...]:
+    processed = []
+    for file in directory.joinpath('reports').glob('coverage*.xml'):
+        name = file.stem.replace('coverage=', '')
+
+        # Get flags from name
+        flags = name.replace('-powershell', '').split('=')  # Drop '-powershell' suffix
+        flags = [flag if not flag.startswith('stub') else flag.split('-')[0] for flag in flags]  # Remove "-01" from stub files
+
+        processed.append(CoverageFile(name, file, flags))
+
+    return tuple(processed)
+
+
+def upload_files(codecov_bin: pathlib.Path, files: t.Tuple[CoverageFile, ...], dry_run: bool = False) -> None:
+    for file in files:
+        cmd = [
+            str(codecov_bin),
+            '--name', file.name,
+            '--file', str(file.path),
+        ]
+        for flag in file.flags:
+            cmd.extend(['--flags', flag])
+
+        if dry_run:
+            print(f'DRY-RUN: Would run command: {cmd}')
+            continue
+
+        subprocess.run(cmd, check=True)
+
+
+def download_file(url: str, dest: pathlib.Path, flags: int, dry_run: bool = False) -> None:
+    if dry_run:
+        print(f'DRY-RUN: Would download {url} to {dest} and set mode to {flags:o}')
+        return
+
+    with urllib.request.urlopen(url) as resp:
+        with dest.open('w+b') as f:
+            # Read data in chunks rather than all at once
+            shutil.copyfileobj(resp, f, 64 * 1024)
+
+    dest.chmod(flags)
+
+
+def main():
+    args = parse_args()
+    url = 'https://ansible-ci-files.s3.amazonaws.com/codecov/linux/codecov'
+    with tempfile.TemporaryDirectory(prefix='codecov-') as tmpdir:
+        codecov_bin = pathlib.Path(tmpdir) / 'codecov'
+        download_file(url, codecov_bin, 0o755, args.dry_run)
+
+        files = process_files(args.path)
+        upload_files(codecov_bin, files, args.dry_run)
+
+
+if __name__ == '__main__':
+    main()

.azure-pipelines/scripts/report-coverage.sh

@@ -14,4 +14,4 @@ fi
 
 # Generate stubs using docker (if supported) otherwise fall back to using a virtual environment instead.
 # The use of docker is required when Powershell code is present, but Ansible 2.12 was the first version to support --docker with coverage.
-ansible-test coverage xml --stub --docker --color -v || ansible-test coverage xml --stub --venv --venv-system-site-packages --color -v
+ansible-test coverage xml --group-by command --stub --docker --color -v || ansible-test coverage xml --group-by command --stub --venv --venv-system-site-packages --color -v

.azure-pipelines/templates/coverage.yml

@@ -36,7 +36,7 @@ jobs:
           pathToSources: "$(Agent.BuildDirectory)/$(checkoutPath)"
         displayName: Publish to Azure Pipelines
         condition: gt(variables.coverageFileCount, 0)
-      - bash: .azure-pipelines/scripts/publish-codecov.sh "$(outputPath)"
+      - bash: .azure-pipelines/scripts/publish-codecov.py "$(outputPath)"
         displayName: Publish to codecov.io
         condition: gt(variables.coverageFileCount, 0)
         continueOnError: true

test/sanity/ignore.txt

@@ -1,3 +1,4 @@
+.azure-pipelines/scripts/publish-codecov.py replace-urlopen
 docs/docsite/rst/dev_guide/testing/sanity/no-smart-quotes.rst no-smart-quotes
 docs/docsite/rst/locales/ja/LC_MESSAGES/dev_guide.po no-smart-quotes  # Translation of the no-smart-quotes rule
 examples/scripts/ConfigureRemotingForAnsible.ps1 pslint:PSCustomUseLiteralPath