[flutter_tools] Reland "Make upgrade only work with standard remotes" (#87731)

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Anurag Roy 2021-08-13 04:22:07 +05:30 committed by GitHub
parent 7bedd0f122
commit 758c28b813
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2 changed files with 201 additions and 6 deletions

View file

@ -116,7 +116,7 @@ class UpgradeCommandRunner {
@required bool testFlow,
@required bool verifyOnly,
}) async {
final FlutterVersion upstreamVersion = await fetchLatestVersion();
final FlutterVersion upstreamVersion = await fetchLatestVersion(localVersion: flutterVersion);
if (flutterVersion.frameworkRevision == upstreamVersion.frameworkRevision) {
globals.printStatus('Flutter is already up to date on channel ${flutterVersion.channel}');
globals.printStatus('$flutterVersion');
@ -225,10 +225,79 @@ class UpgradeCommandRunner {
}
}
/// Checks if the Flutter git repository is tracking a standard remote.
///
/// A "standard remote" is one having the same url as [globals.flutterGit].
/// The upgrade process only supports standard remotes.
///
/// Exits tool if the tracking remote is not standard.
void verifyStandardRemote(FlutterVersion localVersion) {
// If repositoryUrl of the local version is null, exit
if (localVersion.repositoryUrl == null) {
throwToolExit(
'Unable to upgrade Flutter: The tool could not determine the remote '
'upstream which is being tracked by the SDK.\n'
'Re-install Flutter by going to $_flutterInstallDocs.'
);
}
// Strip `.git` suffix before comparing the remotes
final String trackingUrl = stripDotGit(localVersion.repositoryUrl);
final String flutterGitUrl = stripDotGit(globals.flutterGit);
// Exempt the official flutter git SSH remote from this check
if (trackingUrl == 'git@github.com:flutter/flutter') {
return;
}
if (trackingUrl != flutterGitUrl) {
if (globals.platform.environment.containsKey('FLUTTER_GIT_URL')) {
// If `FLUTTER_GIT_URL` is set, inform the user to either remove the
// `FLUTTER_GIT_URL` environment variable or set it to the current
// tracking remote to continue.
throwToolExit(
'Unable to upgrade Flutter: The Flutter SDK is tracking '
'"${localVersion.repositoryUrl}" but "FLUTTER_GIT_URL" is set to '
'"${globals.flutterGit}".\n'
'Either remove "FLUTTER_GIT_URL" from the environment or set it to '
'"${localVersion.repositoryUrl}", and retry. '
'Alternatively, re-install Flutter by going to $_flutterInstallDocs.\n'
'If this is intentional, it is recommended to use "git" directly to '
'keep Flutter SDK up-to date.'
);
}
// If `FLUTTER_GIT_URL` is unset, inform that the user has to set the
// environment variable to continue.
throwToolExit(
'Unable to upgrade Flutter: The Flutter SDK is tracking a non-standard '
'remote "${localVersion.repositoryUrl}".\n'
'Set the environment variable "FLUTTER_GIT_URL" to '
'"${localVersion.repositoryUrl}", and retry. '
'Alternatively, re-install Flutter by going to $_flutterInstallDocs.\n'
'If this is intentional, it is recommended to use "git" directly to '
'keep Flutter SDK up-to date.'
);
}
}
// Strips ".git" suffix from a given string, preferably an url.
// For example, changes 'https://github.com/flutter/flutter.git' to 'https://github.com/flutter/flutter'.
// URLs without ".git" suffix will remain unaffected.
String stripDotGit(String url) {
final RegExp pattern = RegExp(r'(.*)(\.git)$');
final RegExpMatch match = pattern.firstMatch(url);
if (match == null) {
return url;
}
return match.group(1);
}
/// Returns the remote HEAD flutter version.
///
/// Exits tool if HEAD isn't pointing to a branch, or there is no upstream.
Future<FlutterVersion> fetchLatestVersion() async {
Future<FlutterVersion> fetchLatestVersion({
@required FlutterVersion localVersion,
}) async {
String revision;
try {
// Fetch upstream branch's commits and tags
@ -263,6 +332,7 @@ class UpgradeCommandRunner {
throwToolExit(errorString);
}
}
verifyStandardRemote(localVersion);
return FlutterVersion(workingDirectory: workingDirectory, frameworkRevision: revision);
}

View file

@ -173,7 +173,7 @@ void main() {
stdout: version),
]);
final FlutterVersion updateVersion = await realCommandRunner.fetchLatestVersion();
final FlutterVersion updateVersion = await realCommandRunner.fetchLatestVersion(localVersion: FakeFlutterVersion());
expect(updateVersion.frameworkVersion, version);
expect(updateVersion.frameworkRevision, revision);
@ -199,7 +199,7 @@ void main() {
]);
await expectLater(
() async => realCommandRunner.fetchLatestVersion(),
() async => realCommandRunner.fetchLatestVersion(localVersion: FakeFlutterVersion()),
throwsToolExit(message: 'Unable to upgrade Flutter: Your Flutter checkout '
'is currently not on a release branch.\n'
'Use "flutter channel" to switch to an official channel, and retry. '
@ -228,7 +228,7 @@ void main() {
]);
await expectLater(
() async => realCommandRunner.fetchLatestVersion(),
() async => realCommandRunner.fetchLatestVersion(localVersion: FakeFlutterVersion()),
throwsToolExit(message: 'Unable to upgrade Flutter: The current Flutter '
'branch/channel is not tracking any remote repository.\n'
'Re-install Flutter by going to https://flutter.dev/docs/get-started/install.'
@ -240,6 +240,131 @@ void main() {
Platform: () => fakePlatform,
});
group('verifyStandardRemote', () {
const String flutterStandardUrlDotGit = 'https://github.com/flutter/flutter.git';
const String flutterNonStandardUrlDotGit = 'https://githubmirror.com/flutter/flutter.git';
const String flutterStandardSshUrl = 'git@github.com:flutter/flutter';
testUsingContext('throws toolExit if repository url is null', () async {
final FakeFlutterVersion flutterVersion = FakeFlutterVersion(
channel: 'dev',
repositoryUrl: null,
);
await expectLater(
() async => realCommandRunner.verifyStandardRemote(flutterVersion),
throwsToolExit(message: 'Unable to upgrade Flutter: The tool could not '
'determine the remote upstream which is being tracked by the SDK.\n'
'Re-install Flutter by going to https://flutter.dev/docs/get-started/install.'
),
);
expect(processManager, hasNoRemainingExpectations);
}, overrides: <Type, Generator> {
ProcessManager: () => processManager,
Platform: () => fakePlatform,
});
testUsingContext('does not throw toolExit at standard remote url with FLUTTER_GIT_URL unset', () async {
final FakeFlutterVersion flutterVersion = FakeFlutterVersion(
channel: 'dev',
repositoryUrl: flutterStandardUrlDotGit,
);
expect(() => realCommandRunner.verifyStandardRemote(flutterVersion), returnsNormally);
expect(processManager, hasNoRemainingExpectations);
}, overrides: <Type, Generator> {
ProcessManager: () => processManager,
Platform: () => fakePlatform,
});
testUsingContext('throws toolExit at non-standard remote url with FLUTTER_GIT_URL unset', () async {
final FakeFlutterVersion flutterVersion = FakeFlutterVersion(
channel: 'dev',
repositoryUrl: flutterNonStandardUrlDotGit,
);
await expectLater(
() async => realCommandRunner.verifyStandardRemote(flutterVersion),
throwsToolExit(message: 'Unable to upgrade Flutter: The Flutter SDK '
'is tracking a non-standard remote "$flutterNonStandardUrlDotGit".\n'
'Set the environment variable "FLUTTER_GIT_URL" to '
'"$flutterNonStandardUrlDotGit", and retry. '
'Alternatively, re-install Flutter by going to '
'https://flutter.dev/docs/get-started/install.\n'
'If this is intentional, it is recommended to use "git" directly to '
'keep Flutter SDK up-to date.'
),
);
expect(processManager, hasNoRemainingExpectations);
}, overrides: <Type, Generator> {
ProcessManager: () => processManager,
Platform: () => fakePlatform,
});
testUsingContext('does not throw toolExit at non-standard remote url with FLUTTER_GIT_URL set', () async {
final FakeFlutterVersion flutterVersion = FakeFlutterVersion(
channel: 'dev',
repositoryUrl: flutterNonStandardUrlDotGit,
);
expect(() => realCommandRunner.verifyStandardRemote(flutterVersion), returnsNormally);
expect(processManager, hasNoRemainingExpectations);
}, overrides: <Type, Generator> {
ProcessManager: () => processManager,
Platform: () => fakePlatform..environment = Map<String, String>.unmodifiable(<String, String> {
'FLUTTER_GIT_URL': flutterNonStandardUrlDotGit,
}),
});
testUsingContext('throws toolExit at remote url and FLUTTER_GIT_URL set to different urls', () async {
final FakeFlutterVersion flutterVersion = FakeFlutterVersion(
channel: 'dev',
repositoryUrl: flutterNonStandardUrlDotGit,
);
await expectLater(
() async => realCommandRunner.verifyStandardRemote(flutterVersion),
throwsToolExit(message: 'Unable to upgrade Flutter: The Flutter SDK '
'is tracking "$flutterNonStandardUrlDotGit" but "FLUTTER_GIT_URL" '
'is set to "$flutterStandardUrlDotGit".\n'
'Either remove "FLUTTER_GIT_URL" from the environment or set it to '
'"$flutterNonStandardUrlDotGit", and retry. '
'Alternatively, re-install Flutter by going to '
'https://flutter.dev/docs/get-started/install.\n'
'If this is intentional, it is recommended to use "git" directly to '
'keep Flutter SDK up-to date.'
),
);
expect(processManager, hasNoRemainingExpectations);
}, overrides: <Type, Generator> {
ProcessManager: () => processManager,
Platform: () => fakePlatform..environment = Map<String, String>.unmodifiable(<String, String> {
'FLUTTER_GIT_URL': flutterStandardUrlDotGit,
}),
});
testUsingContext('exempts standard ssh url from check with FLUTTER_GIT_URL unset', () async {
final FakeFlutterVersion flutterVersion = FakeFlutterVersion(
channel: 'dev',
repositoryUrl: flutterStandardSshUrl,
);
expect(() => realCommandRunner.verifyStandardRemote(flutterVersion), returnsNormally);
expect(processManager, hasNoRemainingExpectations);
}, overrides: <Type, Generator> {
ProcessManager: () => processManager,
Platform: () => fakePlatform,
});
testUsingContext('stripDotGit removes ".git" suffix if any', () async {
expect(realCommandRunner.stripDotGit('https://github.com/flutter/flutter.git'), 'https://github.com/flutter/flutter');
expect(realCommandRunner.stripDotGit('https://github.com/flutter/flutter'), 'https://github.com/flutter/flutter');
expect(realCommandRunner.stripDotGit('git@github.com:flutter/flutter.git'), 'git@github.com:flutter/flutter');
expect(realCommandRunner.stripDotGit('git@github.com:flutter/flutter'), 'git@github.com:flutter/flutter');
expect(realCommandRunner.stripDotGit('https://githubmirror.com/flutter/flutter.git.git'), 'https://githubmirror.com/flutter/flutter.git');
expect(realCommandRunner.stripDotGit('https://githubmirror.com/flutter/flutter.gitgit'), 'https://githubmirror.com/flutter/flutter.gitgit');
});
});
testUsingContext('git exception during attemptReset throwsToolExit', () async {
const String revision = 'abc123';
const String errorMessage = 'fatal: Could not parse object ´$revision´';
@ -475,7 +600,7 @@ class FakeUpgradeCommandRunner extends UpgradeCommandRunner {
FlutterVersion remoteVersion;
@override
Future<FlutterVersion> fetchLatestVersion() async => remoteVersion;
Future<FlutterVersion> fetchLatestVersion({FlutterVersion localVersion}) async => remoteVersion;
@override
Future<bool> hasUncommittedChanges() async => willHaveUncommittedChanges;