public void PerformRelease(BuildState state, AbsolutePath changeLogFile, Action <BuildType, string> buildAction)
{
var releaseId = Guid.NewGuid();
var releaseBranchTag = "_release-state-" + releaseId;
var stagingBranchTag = "_staging-state-" + releaseId;
EnsureOnReleaseStagingBranch(state);
GitTools.Tag(stagingBranchTag, state.ReleaseStagingBranch);
try
{
if (ChangeLogGenerator.TryPrepareChangeLogForRelease(state, changeLogFile, out var sectionFile))
{
GitTools.Commit($"Updated change log for release {state.Version.MajorMinorPatch}");
}
// record the current master branch state.
// We will use that later to potentially undo any changes we made during that build.
GitTools.Tag(releaseBranchTag, state.ReleaseTargetBranch);
try
{
// this takes the current staging branch state and merges it into
// the release branch (usually master). This changes the active
// branch of the working copy.
GitTools.MergeRelease(state.ReleaseTargetBranch, state.ReleaseStagingBranch);
// attempt to build the release again.
ValidateBuild(buildAction, BuildType.Release, sectionFile);
}
catch
{
Logger.Error("Error: Unable to build the release on the release branch. Attempting to roll back changes on release branch.");
GitTools.Reset(GitTools.ResetType.Hard, releaseBranchTag);
GitTools.Checkout(stagingBranchTag);
GitTools.ResetBranch(state.ReleaseStagingBranch, stagingBranchTag);
throw;
}
finally
{
GitTools.DeleteTag(releaseBranchTag);
}
}
catch
{
// In case of errors, roll back all commits and restore the current state
// to be back on the release-staging branch.
GitTools.Checkout(stagingBranchTag);
GitTools.ResetBranch(state.ReleaseStagingBranch, stagingBranchTag);
throw;
}
finally
{
GitTools.DeleteTag(stagingBranchTag);
}
}
public static bool TryPrepareChangeLogForRelease(BuildState state, AbsolutePath changeLogFile, out string sectionFile)
{
if (!File.Exists(changeLogFile))
{
sectionFile = default;
return(false);
}
var(cl, section) = ChangeLogGenerator.UpdateChangeLogFile(changeLogFile, state.VersionTag, state.ReleaseTargetBranch);
File.WriteAllText(changeLogFile, cl);
sectionFile = Path.GetTempFileName();
File.WriteAllText(sectionFile, section);
return(true);
}