package PublicInbox::LeiImport;
use strict;
use v5.10.1;
-use parent qw(PublicInbox::IPC);
-use PublicInbox::MboxReader;
+use parent qw(PublicInbox::IPC PublicInbox::LeiInput);
use PublicInbox::Eml;
+use PublicInbox::PktOp qw(pkt_do);
-sub _import_eml { # MboxReader callback
- my ($eml, $sto, $set_kw) = @_;
- $sto->ipc_do('set_eml', $eml, $set_kw ? $sto->mbox_keywords($eml) : ());
+sub eml_cb { # used by PublicInbox::LeiInput::input_fh
+ my ($self, $eml, $vmd) = @_;
+ my $xoids = $self->{lei}->{ale}->xoids_for($eml);
+ $self->{lei}->{sto}->ipc_do('set_eml', $eml, $vmd, $xoids);
+}
+
+sub mbox_cb { # MboxReader callback used by PublicInbox::LeiInput::input_fh
+ my ($eml, $self) = @_;
+ my $vmd;
+ if ($self->{-import_kw}) {
+ my $kw = PublicInbox::MboxReader::mbox_keywords($eml);
+ $vmd = { kw => $kw } if scalar(@$kw);
+ }
+ eml_cb($self, $eml, $vmd);
+}
+
+sub import_done_wait { # dwaitpid callback
+ my ($arg, $pid) = @_;
+ my ($imp, $lei) = @$arg;
+ $lei->child_error($?, 'non-fatal errors during import') if $?;
+ my $sto = delete $lei->{sto};
+ my $wait = $sto->ipc_do('done') if $sto; # PublicInbox::LeiStore::done
+ $lei->dclose;
}
sub import_done { # EOF callback for main daemon
my ($lei) = @_;
- my $imp = delete $lei->{imp};
- $imp->wq_wait_old($lei) if $imp;
- my $wait = $lei->{sto}->ipc_do('done');
- $lei->dclose;
+ my $imp = delete $lei->{imp} or return;
+ $imp->wq_wait_old(\&import_done_wait, $lei);
}
-sub call { # the main "lei import" method
- my ($cls, $lei, @argv) = @_;
- my $sto = $lei->_lei_store(1);
- $sto->write_prepare($lei);
- $lei->{opt}->{kw} //= 1;
- my $fmt = $lei->{opt}->{'format'};
- my $self = $lei->{imp} = bless {}, $cls;
- return $lei->fail('--format unspecified') if !$fmt;
- $self->{0} = $lei->{0} if $lei->{opt}->{stdin};
- my $ops = {
- '!' => [ $lei->can('fail_handler'), $lei ],
- 'x_it' => [ $lei->can('x_it'), $lei ],
- 'child_error' => [ $lei->can('child_error'), $lei ],
- '' => [ \&import_done, $lei ],
- };
- ($lei->{pkt_op_c}, $lei->{pkt_op_p}) = PublicInbox::PktOp->pair($ops);
- my $j = $lei->{opt}->{jobs} // scalar(@argv) || 1;
- my $nproc = $self->detect_nproc;
- $j = $nproc if $j > $nproc;
- $self->wq_workers_start('lei_import', $j, $lei->oldset, {lei => $lei});
- my $op = delete $lei->{pkt_op_c};
- delete $lei->{pkt_op_p};
- $self->wq_do('import_stdin', []) if $self->{0};
- for my $x (@argv) {
- $self->wq_do('import_path_url', [], $x);
+sub net_merge_complete { # callback used by LeiAuth
+ my ($self) = @_;
+ for my $input (@{$self->{inputs}}) {
+ $self->wq_io_do('import_path_url', [], $input);
}
$self->wq_close(1);
- $lei->event_step_init; # wait for shutdowns
- if ($lei->{oneshot}) {
- while ($op->{sock}) { $op->event_step }
- }
}
-sub ipc_atfork_child {
- my ($self) = @_;
- $self->{lei}->lei_atfork_child;
- $self->SUPER::ipc_atfork_child;
+sub import_start {
+ my ($lei) = @_;
+ my $self = $lei->{imp};
+ $lei->ale; # initialize for workers to read
+ my $j = $lei->{opt}->{jobs} // scalar(@{$self->{inputs}}) || 1;
+ if (my $net = $lei->{net}) {
+ # $j = $net->net_concurrency($j); TODO
+ } else {
+ my $nproc = $self->detect_nproc;
+ $j = $nproc if $j > $nproc;
+ }
+ my $ops = { '' => [ \&import_done, $lei ] };
+ $lei->{auth}->op_merge($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) unless $lei->{auth};
+ while ($op && $op->{sock}) { $op->event_step }
}
-sub _import_fh {
- my ($lei, $fh, $x) = @_;
- my $set_kw = $lei->{opt}->{kw};
- my $fmt = $lei->{opt}->{'format'};
- eval {
- if ($fmt eq 'eml') {
- my $buf = do { local $/; <$fh> } //
- return $lei->child_error(1 >> 8, <<"");
- error reading $x: $!
+sub lei_import { # the main "lei import" method
+ my ($lei, @inputs) = @_;
+ my $sto = $lei->_lei_store(1);
+ $sto->write_prepare($lei);
+ my $self = $lei->{imp} = bless {}, __PACKAGE__;
+ $self->{-import_kw} = $lei->{opt}->{kw} // 1;
+ $self->prepare_inputs($lei, \@inputs) or return;
+ import_start($lei);
+}
- my $eml = PublicInbox::Eml->new(\$buf);
- _import_eml($eml, $lei->{sto}, $set_kw);
- } else { # some mbox
- my $cb = PublicInbox::MboxReader->can($fmt);
- $cb or return $lei->child_error(1 >> 8, <<"");
- --format $fmt unsupported for $x
+sub _import_maildir { # maildir_each_eml cb
+ my ($f, $kw, $eml, $sto, $set_kw) = @_;
+ $sto->ipc_do('set_eml', $eml, $set_kw ? { kw => $kw }: ());
+}
- $cb->(undef, $fh, \&_import_eml, $lei->{sto}, $set_kw);
- }
- };
- $lei->child_error(1 >> 8, "<stdin>: $@") if $@;
+sub _import_net { # imap_each, nntp_each cb
+ my ($url, $uid, $kw, $eml, $sto, $set_kw) = @_;
+ $sto->ipc_do('set_eml', $eml, $set_kw ? { kw => $kw } : ());
}
sub import_path_url {
- my ($self, $x) = @_;
+ my ($self, $input) = @_;
my $lei = $self->{lei};
+ my $ifmt = lc($lei->{opt}->{'in-format'} // '');
# TODO auto-detect?
- if (-f $x) {
- open my $fh, '<', $x or return $lei->child_error(1 >> 8, <<"");
-unable to open $x: $!
-
- _import_fh($lei, $fh, $x);
+ if ($input =~ m!\Aimaps?://!i) {
+ $lei->{net}->imap_each($input, \&_import_net, $lei->{sto},
+ $self->{-import_kw});
+ return;
+ } elsif ($input =~ m!\A(?:nntps?|s?news)://!i) {
+ $lei->{net}->nntp_each($input, \&_import_net, $lei->{sto}, 0);
+ return;
+ } elsif ($input =~ s!\A([a-z0-9]+):!!i) {
+ $ifmt = lc $1;
+ }
+ if (-f $input) {
+ my $m = $lei->{opt}->{'lock'} // ($ifmt eq 'eml' ? ['none'] :
+ PublicInbox::MboxLock->defaults);
+ my $mbl = PublicInbox::MboxLock->acq($input, 0, $m);
+ $self->input_fh($ifmt, $mbl->{fh}, $input);
+ } elsif (-d _ && (-d "$input/cur" || -d "$input/new")) {
+ return $lei->fail(<<EOM) if $ifmt && $ifmt ne 'maildir';
+$input appears to a be a maildir, not $ifmt
+EOM
+ PublicInbox::MdirReader::maildir_each_eml($input,
+ \&_import_maildir,
+ $lei->{sto}, $self->{-import_kw});
} else {
- $lei->fail("$x unsupported (TODO)");
+ $lei->fail("$input unsupported (TODO)");
}
}
sub import_stdin {
my ($self) = @_;
- _import_fh($self->{lei}, $self->{0}, '<stdin>');
+ my $lei = $self->{lei};
+ my $in = delete $self->{0};
+ $self->input_fh($lei->{opt}->{'in-format'}, $in, '<stdin>');
}
+no warnings 'once';
+*ipc_atfork_child = \&PublicInbox::LeiInput::input_only_atfork_child;
+
+# the following works even when LeiAuth is lazy-loaded
+*net_merge_all = \&PublicInbox::LeiAuth::net_merge_all;
1;