init: respect umask when creating description

I noticed a description for a new inbox had st_mode=0600.

2 files changed, 13 insertions, 7 deletions

diff --git a/script/public-inbox-init b/script/public-inbox-init
index 1223d47e..5de45781 100755
--- a/script/public-inbox-init
+++ b/script/public-inbox-init
@@ -212,6 +212,12 @@ if ($skip_docdata) {
 }
 $ibx->init_inbox(0, $skip_epoch, $skip_artnum);
 
+my $f = "$inboxdir/description";
+if (sysopen $fh, $f, O_CREAT|O_EXCL|O_WRONLY) {
+        print $fh "public inbox for $address[0]\n" or die "print($f): $!";
+        close $fh or die "close($f): $!";
+}
+
 # needed for git prior to v2.1.0
 umask(0077) if defined $perm;
 
@@ -248,9 +254,3 @@ if (defined $perm) {
 rename $pi_config_tmp, $pi_config or
         die "failed to rename `$pi_config_tmp' to `$pi_config': $!\n";
 undef $auto_unlink; # trigger ->DESTROY
-
-my $f = "$inboxdir/description";
-if (sysopen $fh, $f, O_CREAT|O_EXCL|O_WRONLY) {
-        print $fh "public inbox for $address[0]\n" or die "print($f): $!";
-        close $fh or die "close($f): $!";
-}
diff --git a/t/init.t b/t/init.t
index 4bec6a2f..6f4c9dce 100644
--- a/t/init.t
+++ b/t/init.t
@@ -97,10 +97,16 @@ sub quiet_fail {
         $cmd = [ '-init', 'deep-non-existent', "$tmpdir/a/b/c/d",
                    qw(http://example.com/abcd abcd@example.com) ];
         $err = '';
+        my $umask = umask(022) // xbail "umask: $!";
         ok(run_script($cmd, $env, $rdr), 'initializes non-existent hierarchy');
+        umask($umask) // xbail "umask: $!";
         ok(-d "$tmpdir/a/b/c/d", 'directory created');
-        is(PublicInbox::Inbox::try_cat("$tmpdir/a/b/c/d/description"),
+        my $desc = "$tmpdir/a/b/c/d/description";
+        is(PublicInbox::Inbox::try_cat($desc),
                 "public inbox for abcd\@example.com\n", 'description set');
+        my $mode = (stat($desc))[2];
+        is(sprintf('0%03o', $mode & 0777), '0644',
+                'description respects umask');
 
         open my $fh, '>', "$tmpdir/d" or BAIL_OUT "open: $!";
         close $fh;