+sub create_inbox ($$;@) {
+ my $ident = shift;
+ my $cb = pop;
+ my %opt = @_;
+ require PublicInbox::Lock;
+ require PublicInbox::InboxWritable;
+ require PublicInbox::Import;
+ my ($base) = ($0 =~ m!\b([^/]+)\.[^\.]+\z!);
+ my ($db) = (PublicInbox::Import::default_branch() =~ m!([^/]+)\z!);
+ my $dir = "t/data-gen/$base.$ident-$db";
+ my $new = !-d $dir;
+ if ($new) {
+ mkdir $dir; # may race
+ -d $dir or BAIL_OUT "$dir could not be created: $!";
+ }
+ my $lk = bless { lock_path => "$dir/creat.lock" }, 'PublicInbox::Lock';
+ $opt{inboxdir} = File::Spec->rel2abs($dir);
+ $opt{name} //= $ident;
+ my $scope = $lk->lock_for_scope;
+ my $pre_cb = delete $opt{pre_cb};
+ $pre_cb->($dir) if $pre_cb && $new;
+ $opt{-no_fsync} = 1;
+ my $no_gc = delete $opt{-no_gc};
+ my $tmpdir = delete $opt{tmpdir};
+ my $addr = $opt{address} // [];
+ $opt{-primary_address} //= $addr->[0] // "$ident\@example.com";
+ my $parallel = delete($opt{importer_parallel}) // 0;
+ my $creat_opt = { nproc => delete($opt{nproc}) // 1 };
+ my $ibx = PublicInbox::InboxWritable->new({ %opt }, $creat_opt);
+ if (!-f "$dir/creat.stamp") {
+ my $im = $ibx->importer($parallel);
+ $cb->($im, $ibx);
+ $im->done if $im;
+ unless ($no_gc) {
+ my @to_gc = $ibx->version == 1 ? ($ibx->{inboxdir}) :
+ glob("$ibx->{inboxdir}/git/*.git");
+ for my $dir (@to_gc) {
+ xsys_e([ qw(git gc -q) ], { GIT_DIR => $dir });
+ }
+ }
+ open my $s, '>', "$dir/creat.stamp" or
+ BAIL_OUT "error creating $dir/creat.stamp: $!";
+ }
+ if ($tmpdir) {
+ undef $ibx;
+ xsys([qw(/bin/cp -Rp), $dir, $tmpdir]) == 0 or
+ BAIL_OUT "cp $dir $tmpdir";
+ $opt{inboxdir} = $tmpdir;
+ $ibx = PublicInbox::InboxWritable->new(\%opt);
+ }
+ $ibx;