public async Task RunAsync(IAzureDevOpsClient azDoclient, GitPushEventPayload payload)
{
_logger.LogInformation(new EventId(1, "RunningPolicies"), "Running policies for {RepositoryId} with {UpdateCount}", payload.Resource.Repository.Id, payload.Resource.RefUpdates.Count);
//run policies serially to avoid race conditions in AzDO like duplicate pull request creation.
foreach (var policy in _policies)
{
_logger.LogDebug(new EventId(2, "RunningPolicy"), "Running {Policy}", policy.Name);
foreach (var update in payload.Resource.RefUpdates)
{
if (IsNewBranch(update.OldObjectId))
{
_logger.LogInformation(new EventId(2, "SkippingNewBranch"), "Skipping new branch push");
continue;
}
var context = new MergePolicyContext(azDoclient, update, payload);
try
{
await policy.HandleAsync(context);
}
catch (Exception e)
{
_logger.LogError(new EventId(7, "PolicyFailure"), e, "Policy {@Policy} for {RepositoryId} failed: {Message}", policy, payload.Resource.Repository.Id, e.Message);
}
}
}
}
public override async Task HandleAsync(MergePolicyContext context)
{
var update = context.Update;
var payload = context.Payload;
var azDoClient = context.AzDoClient;
var sourceBranch = _sourceBranch !;
var targetBranch = _targetBranch !;
if (!string.IsNullOrEmpty(_repositoryId) && !string.Equals(_repositoryId, payload.Resource.Repository.Id))
{
_logger.LogDebug(new EventId(5, "SkippingRepoMismatch"), "Skipping {Repository}, does not match {PolicyRepositoryId}", payload.Resource.Repository.Id, _repositoryId);
return;
}
if (!GitBranch.IsEqual(update.Name, sourceBranch !))
{
_logger.LogDebug(new EventId(1, "SkippingNonSourceBranch"), "Skipping {BranchName} as it is not does not match {SourceBranch}", update.Name, sourceBranch);
return;
}
var openPullRequests = await azDoClient.GetOpenPullRequestsAsync(payload.Resource.Repository.NormalizedUrl, sourceBranch, targetBranch);
if (openPullRequests.Count > 0)
{
_logger.LogDebug(new EventId(3, "PullRequestAlreadyOpen"), "Pull request already open for {RepositoryId} from {SourceBranch} to {TargetBranch}", payload.Resource.Repository.Id, sourceBranch, targetBranch);
return;
}
_logger.LogInformation(new EventId(2, "CreatingPullRequest"), "Creating pull request for {RepositoryId} from {SourceBranch} to {TargetBranch}", payload.Resource.Repository.Id, sourceBranch, targetBranch);
var pullRequest = await azDoClient.CreatePullRequestAsync(payload.Resource.Repository.NormalizedUrl, sourceBranch, targetBranch);
_logger.LogInformation(new EventId(4, "CreatedPullRequest"), "Created pull request {PullRequestId} for {RepositoryId} from {SourceBranch} to {TargetBranch}", pullRequest.PullRequestId, payload.Resource.Repository.Id, sourceBranch, targetBranch);
_pullRequestGateCompletionMonitor.Monitor(new PullRequestMonitorItem(azDoClient, pullRequest));
}
public override async Task HandleAsync(MergePolicyContext context)
{
var update = context.Update;
var azDoClient = context.AzDoClient;
var payload = context.Payload;
if (!string.IsNullOrEmpty(_repositoryId) && !string.Equals(_repositoryId, payload.Resource.Repository.Id))
{
_logger.LogDebug(new EventId(5, "SkippingRepoMismatch"), "Skipping {Repository}, does not match {PolicyRepositoryId}", payload.Resource.Repository.Id, _repositoryId);
return;
}
if (!GitBranch.IsRelease(update.Name))
{
_logger.LogDebug(new EventId(1, "SkippingNonReleaseBranch"), "Skipping {BranchName} as it is not a release branch", update.Name);
return;
}
var refs = await azDoClient.GetRefsAsync(payload.Resource.Repository.NormalizedUrl);
var branches = refs.Value
.Where(n => GitBranch.IsReleaseOrDefault(n.Name, _defaultBranch !))
.Select(n => new GitBranch(n))
.OrderBy(n => n, _branchComparer)
.ToList();
var sourceBranchIndex = branches.FindIndex(n => n.Name == update.Name);
if (branches.Count <= sourceBranchIndex + 1)
{
_logger.LogDebug(new EventId(2, "TargetBranchNotFound"), "Target branch was not found for {RepositoryId} and {BranchName}", payload.Resource.Repository.Id, update.Name);
return;
}
var sourceBranch = branches[sourceBranchIndex];
var targetBranch = branches[sourceBranchIndex + 1];
var openPullRequests = await azDoClient.GetOpenPullRequestsAsync(payload.Resource.Repository.NormalizedUrl, sourceBranch.Name, targetBranch.Name);
if (openPullRequests.Count > 0)
{
_logger.LogDebug(new EventId(3, "PullRequestAlreadyOpen"), "Pull request already open for {RepositoryId} from {SourceBranch} to {TargetBranch}", payload.Resource.Repository.Id, sourceBranch.Name, targetBranch.Name);
return;
}
_logger.LogInformation(new EventId(1, "CreatingPullRequest"), "Creating pull request for {RepositoryId} from {SourceBranch} to {TargetBranch}", payload.Resource.Repository.Id, sourceBranch.Name, targetBranch.Name);
var pullRequest = await azDoClient.CreatePullRequestAsync(payload.Resource.Repository.NormalizedUrl, sourceBranch.Ref.Name, targetBranch.Ref.Name);
_logger.LogInformation(new EventId(1, "CreatedPullRequest"), "Created pull request {PullRequestId} for {RepositoryId} from {SourceBranch} to {TargetBranch}", pullRequest.PullRequestId, payload.Resource.Repository.Id, sourceBranch.Name, targetBranch.Name);
_pullRequestGateCompletionMonitor.Monitor(new PullRequestMonitorItem(azDoClient, pullRequest));
}
public abstract Task HandleAsync(MergePolicyContext context);
