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-rwxr-xr-xhack/buildah-vendor-treadmill82
1 files changed, 65 insertions, 17 deletions
diff --git a/hack/buildah-vendor-treadmill b/hack/buildah-vendor-treadmill
index 0aa4245c5..d579a180a 100755
--- a/hack/buildah-vendor-treadmill
+++ b/hack/buildah-vendor-treadmill
@@ -14,9 +14,10 @@ use warnings;
use File::Temp qw(tempfile);
use JSON;
use LWP::UserAgent;
+use POSIX qw(strftime);
(our $ME = $0) =~ s|.*/||;
-our $VERSION = '0.2';
+our $VERSION = '0.3';
# For debugging, show data structures using DumpTree($var)
#use Data::TreeDumper; $Data::TreeDumper::Displayaddress = 0;
@@ -65,7 +66,7 @@ eval '
sub usage {
print <<"END_USAGE";
-Usage: $ME [OPTIONS] [--sync | --pick ]
+Usage: $ME [OPTIONS] [--sync | --pick | --reset ]
$ME is (2022-04-20) **EXPERIMENTAL**
@@ -82,6 +83,9 @@ Call me with one of two options:
--pick Used for really-truly vendoring in a new buildah; will
cherry-pick a commit on your buildah-vendor working branch
+ --reset Used after vendoring buildah into main, when there
+ really aren't any buildah patches to keep rolling.
+
For latest documentation and best practices, please see:
$Docs_URL
@@ -105,8 +109,9 @@ our $NOT = ''; # print "blahing the blah$NOT\n" if $debug
sub handle_opts {
use Getopt::Long;
GetOptions(
- 'sync' => sub { $action{sync}++ },
- 'pick' => sub { $action{pick}++ },
+ 'sync' => sub { $action{sync}++ },
+ 'pick' => sub { $action{pick}++ },
+ 'reset' => sub { $action{reset}++ },
'force-old-main' => \$force_old_main,
'force-testing' => \$force_testing,
@@ -183,8 +188,10 @@ sub do_sync {
pull_main();
git('checkout', '-q', $current_branch);
- # Preserve local patches
- git('format-patch', "--output=$Patch_File", 'HEAD^');
+ # Preserve local patches. --always will generate empty patches (e.g.,
+ # after a buildah vendor when everything is copacetic); --no-signature
+ # prevents a buildup of "-- 2.35" (git version) lines at the end.
+ git('format-patch', '--always', '--no-signature', "--output=$Patch_File", 'HEAD^');
progress("Treadmill patches saved to $Patch_File");
#
@@ -250,20 +257,11 @@ END_FAIL_INSTRUCTIONS
}
# Commit everything.
- git('commit', '-as', '-m', <<"END_COMMIT_MESSAGE");
-[DO NOT MERGE] vendor in buildah \@ $buildah_new
-
-This is a JUNK COMMIT from $ME v$VERSION.
-
-DO NOT MERGE. This is just a way to keep the buildah-podman
-vendoring in sync. Refer to:
-
- $Docs_URL
-END_COMMIT_MESSAGE
+ git_commit_buildah($buildah_new);
# And, finally, this has the highest possibility of failing
progress('Reapplying preserved patches');
- git('am', $Patch_File);
+ git('am', '--empty=keep', $Patch_File);
# It worked! Clean up: remove our local die() handler and the patch file
undef $SIG{__DIE__};
@@ -638,6 +636,38 @@ END_EDIT_SCRIPT
# END pick and its helpers
###############################################################################
+# BEGIN reset and its helpers
+
+sub do_reset {
+ my $current_branch = git_current_branch();
+
+ # Make sure side branch == main (i.e., there are no commits on the branch)
+ if (git('rev-parse', $current_branch) ne git('rev-parse', 'main')) {
+ die "$ME: for --reset, $current_branch must == main\n";
+ }
+
+ # Pull main, and pivot back to this branch
+ pull_main();
+ git('checkout', '-q', $current_branch);
+
+ git('rebase', '--empty=keep', 'main');
+ git_commit_buildah('[none]');
+
+ my $ymd = strftime("%Y-%m-%d", localtime);
+ git('commit', '--allow-empty', '-s', '-m' => <<"END_COMMIT_MESSAGE");
+$Treadmill_PR_Title
+
+As you run --sync, please update this commit message with your
+actual changes.
+
+Changes since $ymd:
+END_COMMIT_MESSAGE
+
+ progress("Done. You may now run --sync.\n");
+}
+
+# END reset and its helpers
+###############################################################################
# BEGIN general-purpose helpers
##############
@@ -728,6 +758,24 @@ sub git_upstream {
die "$ME: did not find a remote with 'github.com/containers/podman'\n";
}
+########################
+# git_commit_buildah # Do the buildah commit
+########################
+sub git_commit_buildah {
+ my $buildah_version = shift;
+
+ # When called by --reset, this can be empty
+ git('commit', '-as', '--allow-empty', '-m', <<"END_COMMIT_MESSAGE");
+DO NOT MERGE: vendor in buildah \@ $buildah_version
+
+This is a JUNK COMMIT from $ME v$VERSION.
+
+DO NOT MERGE! This is just a way to keep the buildah-podman
+vendoring in sync. Refer to:
+
+ $Docs_URL
+END_COMMIT_MESSAGE
+}
#########
# git # Run a git command