lei_auth: migrate common auth code from lei_import

lei_to_mail will be able to use this, too.

2 files changed, 42 insertions, 34 deletions

diff --git a/lib/PublicInbox/LeiAuth.pm b/lib/PublicInbox/LeiAuth.pm
index 5d321be2..d329eadb 100644
--- a/lib/PublicInbox/LeiAuth.pm
+++ b/lib/PublicInbox/LeiAuth.pm
@@ -8,7 +8,6 @@ use strict;
 use v5.10.1;
 use parent qw(PublicInbox::IPC);
 use PublicInbox::PktOp qw(pkt_do);
-use PublicInbox::NetReader;
 
 sub net_merge {
         my ($lei, $net_new) = @_;
@@ -28,6 +27,42 @@ sub do_auth { # called via wq_io_do
         net_merge($lei, $net); # tell lei-daemon updated auth info
 }
 
+sub do_auth_atfork { # used by IPC WQ workers
+        my ($self, $wq) = @_;
+        return if $wq->{-wq_worker_nr} != 0;
+        my $lei = $wq->{lei};
+        my $net = $self->{net};
+        my $mics = $net->imap_common_init($lei);
+        net_merge($lei, $net);
+        $net->{mics_cached} = $mics;
+}
+
+sub net_merge_done1 { # bump merge-count in top-level lei-daemon
+        my ($wq) = @_;
+        return if ++$wq->{nr_net_merge_done} != $wq->{-wq_nr_workers};
+        $wq->net_merge_complete; # defined per wq-class (e.g. LeiImport)
+}
+
+sub net_merge_all { # called via wq_broadcast
+        my ($wq, $net_new) = @_;
+        my $net = $wq->{lei}->{net};
+        %$net = (%$net, %$net_new);
+        pkt_do($wq->{lei}->{pkt_op_p}, 'net_merge_done1') or
+                die "pkt_op_do net_merge_done1: $!";
+}
+
+# called by top-level lei-daemon when first worker is done with auth
+sub net_merge_continue {
+        my ($wq, $net_new) = @_;
+        $wq->wq_broadcast('net_merge_all', $net_new);
+}
+
+sub op_merge { # prepares PktOp->pair ops
+        my ($self, $ops, $wq) = @_;
+        $ops->{net_merge} = [ \&net_merge_continue, $wq ];
+        $ops->{net_merge_done1} = [ \&net_merge_done1, $wq ];
+}
+
 sub do_finish_auth { # dwaitpid callback
         my ($arg, $pid) = @_;
         my ($self, $lei, $post_auth_cb, @args) = @$arg;
diff --git a/lib/PublicInbox/LeiImport.pm b/lib/PublicInbox/LeiImport.pm
index 5e2e61af..bc37c628 100644
--- a/lib/PublicInbox/LeiImport.pm
+++ b/lib/PublicInbox/LeiImport.pm
@@ -29,20 +29,7 @@ sub import_done { # EOF callback for main daemon
         $imp->wq_wait_old(\&import_done_wait, $lei);
 }
 
-sub net_merge_all { # via wq_broadcast
-        my ($self, $net_new) = @_;
-        my $net = $self->{lei}->{net};
-        %$net = (%$net, %$net_new);
-        pkt_do($self->{lei}->{pkt_op_p}, 'net_merge_done1') or
-                die "pkt_op_do net_merge_done1: $!";
-}
-
-sub net_merge_continue { # first worker is done with auth
-        my ($self, $net_new) = @_;
-        $self->wq_broadcast('net_merge_all', $net_new);
-}
-
-sub net_merge_complete {
+sub net_merge_complete { # callback used by LeiAuth
         my ($self) = @_;
         for my $input (@{$self->{inputs}}) {
                 $self->wq_io_do('import_path_url', [], $input);
@@ -50,13 +37,6 @@ sub net_merge_complete {
         $self->wq_close(1);
 }
 
-sub net_merge_done1 {
-        my ($self) = @_;
-        my $lei = $self->{lei};
-        return if ++$lei->{nr_net_merge_done} != $self->{-wq_nr_workers};
-        net_merge_complete($self);
-}
-
 sub import_start {
         my ($lei) = @_;
         my $self = $lei->{imp};
@@ -68,15 +48,11 @@ sub import_start {
                 $j = $nproc if $j > $nproc;
         }
         my $ops = { '' => [ \&import_done, $lei ] };
-        my $auth = $lei->{auth};
-        if ($auth) {
-                $ops->{net_merge} = [ \&net_merge_continue, $self ];
-                $ops->{net_merge_done1} = [ \&net_merge_done1, $self ];
-        }
+        $lei->{auth}->op_merge($ops, $self) if $lei->{auth};
         $self->{-wq_nr_workers} = $j // 1; # locked
         my $op = $lei->workers_start($self, 'lei_import', undef, $ops);
         $self->wq_io_do('import_stdin', []) if $self->{0};
-        net_merge_complete($self) if !$auth;
+        net_merge_complete($self) unless $lei->{auth};
         while ($op && $op->{sock}) { $op->event_step }
 }
 
@@ -147,12 +123,7 @@ sub ipc_atfork_child {
         delete $lei->{imp}; # drop circular ref
         $lei->lei_atfork_child;
         $self->SUPER::ipc_atfork_child;
-        my $net = $lei->{net};
-        if ($net && $self->{-wq_worker_nr} == 0) {
-                my $mics = $net->imap_common_init($lei);
-                PublicInbox::LeiAuth::net_merge($lei, $net);
-                $net->{mics_cached} = $mics;
-        }
+        $lei->{auth}->do_auth_atfork($self) if $lei->{auth};
         undef;
 }
 
@@ -222,4 +193,6 @@ sub import_stdin {
         _import_fh($lei, delete $self->{0}, '<stdin>', $lei->{opt}->{'format'});
 }
 
+no warnings 'once'; # the following works even when LeiAuth is lazy-loaded
+*net_merge_all = \&PublicInbox::LeiAuth::net_merge_all;
 1;