-sub fgrp_fetched {
- my ($fgrp) = @_;
- return if $fgrp->{dry_run} || !$LIVE;
- my $rn = $fgrp->{-remote};
- my %opt = map { $_ => $fgrp->{lei}->{$_} } (0..2);
- pack_refs($fgrp, $fgrp->{-osdir}); # objstore refs always packed
-
- my $update_ref = PublicInbox::OnDestroy->new($$, \&fgrp_update, $fgrp);
-
- my $src = [ 'git', "--git-dir=$fgrp->{-osdir}", 'for-each-ref',
- "--format=refs/%(refname:lstrip=3)%00%(objectname)",
- "refs/remotes/$rn/" ];
- do_reap($fgrp);
- open($fgrp->{srcfh}, '+>', undef) or die "open(src): $!";
- $fgrp->{lei}->qerr("# @$src >SRC");
- my $pid = spawn($src, undef, { %opt, 1 => $fgrp->{srcfh} });
- $LIVE->{$pid} = [ \&reap_cmd, $fgrp, $src, $update_ref ];
-
- my $dst = [ 'git', "--git-dir=$fgrp->{cur_dst}", 'for-each-ref',
- '--format=%(refname)%00%(objectname)' ];
- do_reap($fgrp);
- open($fgrp->{dstfh}, '+>', undef) or die "open(dst): $!";
- $fgrp->{lei}->qerr("# @$dst >DST");
- $pid = spawn($dst, undef, { %opt, 1 => $fgrp->{dstfh} });
- $LIVE->{$pid} = [ \&reap_cmd, $fgrp, $dst, $update_ref ];
-}
-
-sub fgrp_fetch {
- my ($fgrp, $fini) = @_;
- my $cmd = [ @{$fgrp->{-torsocks}}, 'git', "--git-dir=$fgrp->{-osdir}",
- fetch_args($fgrp->{lei}, my $opt = {}), '--no-tags',
- $fgrp->{-remote} ];
- $fgrp->{-fini} = $fini;
- do_reap($fgrp);
- $fgrp->{lei}->qerr("# @$cmd");
- return if $fgrp->{dry_run};
- my $fgrp_fini = PublicInbox::OnDestroy->new($$, \&fgrp_fetched, $fgrp);
- my $pid = spawn($cmd, undef, $opt);
- $LIVE->{$pid} = [ \&reap_cmd, $fgrp, $cmd, $fgrp_fini ];
+sub fgrpv_done {
+ my ($fgrpv) = @_;
+ return if !$LIVE;
+ my $pid;
+ my $first = $fgrpv->[0] // die 'BUG: no fgrpv->[0]';
+ pack_refs($first, $first->{-osdir}); # objstore refs always packed
+ for my $fgrp (@$fgrpv) {
+ my $rn = $fgrp->{-remote};
+ my %opt = map { $_ => $fgrp->{lei}->{$_} } (0..2);
+
+ my $update_ref = $fgrp->{dry_run} ? undef :
+ PublicInbox::OnDestroy->new($$, \&fgrp_update, $fgrp);
+
+ my $src = [ 'git', "--git-dir=$fgrp->{-osdir}", 'for-each-ref',
+ "--format=refs/%(refname:lstrip=3)%00%(objectname)",
+ "refs/remotes/$rn/" ];
+ do_reap($fgrp);
+ $fgrp->{lei}->qerr("# @$src >SRC");
+ if ($update_ref) {
+ open(my $fh, '+>', undef) or die "open(src): $!";
+ $pid = spawn($src, undef, { %opt, 1 => $fh });
+ $fgrp->{srcfh} = $fh;
+ $LIVE->{$pid} = [ \&reap_cmd, $fgrp, $src, $update_ref ]
+ }
+ my $dst = [ 'git', "--git-dir=$fgrp->{cur_dst}", 'for-each-ref',
+ '--format=%(refname)%00%(objectname)' ];
+ do_reap($fgrp);
+ $fgrp->{lei}->qerr("# @$dst >DST");
+ if ($update_ref) {
+ open(my $fh, '+>', undef) or die "open(dst): $!";
+ $pid = spawn($dst, undef, { %opt, 1 => $fh });
+ $fgrp->{dstfh} = $fh;
+ $LIVE->{$pid} = [ \&reap_cmd, $fgrp, $dst, $update_ref ]
+ }
+ }
+}
+
+sub fgrp_fetch_all {
+ my ($self) = @_;
+ my $todo = delete $self->{fgrp_todo} or return;
+ keys(%$todo) or return;
+
+ # Rely on the fgrptmp remote groups in the config file rather
+ # than listing all remotes since the remote name list may exceed
+ # system argv limits:
+ my $grp = 'fgrptmp';
+
+ my @git = (@{$self->{-torsocks}}, 'git');
+ my $j = $self->{lei}->{opt}->{jobs};
+ my $opt = {};
+ my @fetch = do {
+ local $self->{lei}->{opt}->{jobs} = 1;
+ (fetch_args($self->{lei}, $opt),
+ qw(--no-tags --multiple));
+ };
+ push(@fetch, "-j$j") if $j;
+ my $pid;
+ while (my ($osdir, $fgrpv) = each %$todo) {
+ my $f = "$osdir/config";
+
+ # clobber group from previous run atomically
+ my $cmd = ['git', "--git-dir=$osdir", qw(config -f),
+ $f, '--unset-all', "remotes.$grp"];
+ $self->{lei}->qerr("# @$cmd");
+ if (!$self->{dry_run}) {
+ $pid = spawn($cmd);
+ waitpid($pid, 0) // die "waitpid: $!";
+ die "E: @$cmd: \$?=$?" if ($? && ($? >> 8) != 5);
+
+ # update the config atomically via O_APPEND while
+ # respecting git-config locking
+ sysopen(my $lk, "$f.lock", O_CREAT|O_EXCL|O_WRONLY)
+ or die "open($f.lock): $!";
+ open my $fh, '>>', $f or die "open(>>$f): $!";
+ $fh->autoflush(1);
+ my $buf = join('', "[remotes]\n",
+ map { "\t$grp = $_->{-remote}\n" } @$fgrpv);
+ print $fh $buf or die "print($f): $!";
+ close $fh or die "close($f): $!";
+ unlink("$f.lock") or die "unlink($f.lock): $!";
+ }
+
+ $cmd = [ @git, "--git-dir=$osdir", @fetch, $grp ];
+ do_reap($self);
+ $self->{lei}->qerr("# @$cmd");
+ my $end = PublicInbox::OnDestroy->new($$, \&fgrpv_done, $fgrpv);
+ return if $self->{dry_run};
+ $pid = spawn($cmd, undef, $opt);
+ $LIVE->{$pid} = [ \&reap_cmd, $self, $cmd, $end ];
+ }