-# Copyright (C) 2016-2019 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2020 all contributors <meta@public-inbox.org>
# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
#
# git fast-import-based ssoma-mda MDA replacement
# requires read-only access.
package PublicInbox::Import;
use strict;
-use warnings;
-use base qw(PublicInbox::Lock);
-use PublicInbox::Spawn qw(spawn);
-use PublicInbox::MID qw(mids mid_mime mid2path);
+use parent qw(PublicInbox::Lock);
+use v5.10.1;
+use PublicInbox::Spawn qw(spawn popen_rd);
+use PublicInbox::MID qw(mids mid2path);
use PublicInbox::Address;
-use PublicInbox::MsgTime qw(msg_timestamp msg_datestamp);
-use PublicInbox::ContentId qw(content_digest);
+use PublicInbox::Smsg;
+use PublicInbox::MsgTime qw(msg_datestamp);
+use PublicInbox::ContentHash qw(content_digest);
use PublicInbox::MDA;
+use PublicInbox::Eml;
use POSIX qw(strftime);
sub new {
my ($class, $git, $name, $email, $ibx) = @_;
my $ref = 'refs/heads/master';
if ($ibx) {
- $ref = $ibx->{ref_head} || 'refs/heads/master';
- $name ||= $ibx->{name};
- $email ||= $ibx->{-primary_address};
- $git ||= $ibx->git;
+ $ref = $ibx->{ref_head} // 'refs/heads/master';
+ $name //= $ibx->{name};
+ $email //= $ibx->{-primary_address};
+ $git //= $ibx->git;
}
bless {
git => $git,
return ($self->{in}, $self->{out}) if $self->{pid};
- my ($in_r, $in_w, $out_r, $out_w);
- pipe($in_r, $in_w) or die "pipe failed: $!";
+ my ($out_r, $out_w);
pipe($out_r, $out_w) or die "pipe failed: $!";
my $git = $self->{git};
my $git_dir = $git->{git_dir};
my @cmd = ('git', "--git-dir=$git_dir", qw(fast-import
--quiet --done --date-format=raw));
- my $rdr = { 0 => fileno($out_r), 1 => fileno($in_w) };
- my $pid = spawn(\@cmd, undef, $rdr);
- die "spawn fast-import failed: $!" unless defined $pid;
+ my ($in_r, $pid) = popen_rd(\@cmd, undef, { 0 => $out_r });
$out_w->autoflush(1);
$self->{in} = $in_r;
$self->{out} = $out_w;
$info =~ m!\A100644 blob ([a-f0-9]{40})\t!s or die "not blob: $info";
my $oid = $1;
my $msg = _cat_blob($r, $w, $oid) or die "BUG: cat-blob $1 failed";
- my $cur = PublicInbox::MIME->new($msg);
+ my $cur = PublicInbox::Eml->new($msg);
my $cur_s = $cur->header('Subject');
$cur_s = '' unless defined $cur_s;
my $cur_m = $mime->header('Subject');
my ($self, $msg) = @_;
return unless $self->{pid};
print { $self->{out} } "progress $msg\n" or wfail;
- $self->{in}->getline eq "progress $msg\n" or die
+ readline($self->{in}) eq "progress $msg\n" or die
"progress $msg not received\n";
undef;
}
my $env = { GIT_INDEX_FILE => $index };
run_die([@cmd, qw(read-tree -m -v -i), $self->{ref}], $env);
}
- run_die([@cmd, 'update-server-info'], undef);
- ($self->{path_type} eq '2/38') and eval {
+ run_die([@cmd, 'update-server-info']);
+ my $ibx = $self->{-inbox};
+ ($ibx && $self->{path_type} eq '2/38') and eval {
require PublicInbox::SearchIdx;
- my $ibx = $self->{-inbox} || $git_dir;
my $s = PublicInbox::SearchIdx->new($ibx);
$s->index_sync({ ref => $self->{ref} });
};
- eval { run_die([@cmd, qw(gc --auto)], undef) } if $do_gc;
+ eval { run_die([@cmd, qw(gc --auto)]) } if $do_gc;
}
sub barrier {
}
# returns undef on non-existent
-# ('MISMATCH', Email::MIME) on mismatch
-# (:MARK, Email::MIME) on success
+# ('MISMATCH', PublicInbox::Eml) on mismatch
+# (:MARK, PublicInbox::Eml) on success
#
# v2 callers should check with Xapian before calling this as
# it is not idempotent.
sub remove {
- my ($self, $mime, $msg) = @_; # mime = Email::MIME
+ my ($self, $mime, $msg) = @_; # mime = PublicInbox::Eml or Email::MIME
my $path_type = $self->{path_type};
my ($path, $err, $cur, $blob);
}
my $ident = $self->{ident};
my $now = now_raw();
- $msg ||= 'rm';
+ $msg //= 'rm';
my $len = length($msg) + 1;
print $w "commit $ref\nmark :$commit\n",
"author $ident $now\n",
(($self->{tip} = ":$commit"), $cur);
}
-sub git_timestamp {
- my ($ts, $zone) = @_;
+sub git_timestamp ($) {
+ my ($ts, $zone) = @{$_[0]};
$ts = 0 if $ts < 0; # git uses unsigned times
"$ts $zone";
}
-sub extract_cmt_info ($) {
- my ($mime) = @_;
+sub extract_cmt_info ($;$) {
+ my ($mime, $smsg) = @_;
+ # $mime is PublicInbox::Eml, but remains Email::MIME-compatible
+ $smsg //= bless {}, 'PublicInbox::Smsg';
+
+ my $hdr = $mime->header_obj;
+ $smsg->populate($hdr);
my $sender = '';
- my $from = $mime->header('From');
- $from ||= '';
+ my $from = delete($smsg->{From}) // '';
my ($email) = PublicInbox::Address::emails($from);
my ($name) = PublicInbox::Address::names($from);
if (!defined($name) || !defined($email)) {
- $sender = $mime->header('Sender');
- $sender ||= '';
- if (!defined($name)) {
- ($name) = PublicInbox::Address::names($sender);
- }
- if (!defined($email)) {
- ($email) = PublicInbox::Address::emails($sender);
- }
+ $sender = $hdr->header('Sender') // '';
+ $name //= (PublicInbox::Address::names($sender))[0];
+ $email //= (PublicInbox::Address::emails($sender))[0];
}
if (defined $email) {
+ # Email::Address::XS may leave quoted '<' in addresses,
+ # which git-fast-import doesn't like
+ $email =~ tr/<>//d;
+
# quiet down wide character warnings with utf8::encode
utf8::encode($email);
} else {
warn "no name in From: $from or Sender: $sender\n";
}
- my $hdr = $mime->header_obj;
-
- my $subject = $hdr->header('Subject');
- $subject = '(no subject)' unless defined $subject;
- # Mime decoding can create nulls replace them with spaces to protect git
- $subject =~ tr/\0/ /;
+ my $subject = delete($smsg->{Subject}) // '(no subject)';
utf8::encode($subject);
- my $at = git_timestamp(my @at = msg_datestamp($hdr));
- my $ct = git_timestamp(my @ct = msg_timestamp($hdr));
- ($name, $email, $at, $ct, $subject);
+ my $at = git_timestamp(delete $smsg->{-ds});
+ my $ct = git_timestamp(delete $smsg->{-ts});
+ ("$name <$email>", $at, $ct, $subject);
}
# kill potentially confusing/misleading headers
my $hdr = $mime->header_obj;
my $mids = mids($hdr);
- if (!scalar(@$mids)) { # spam often has no Message-Id
+ if (!scalar(@$mids)) { # spam often has no Message-ID
my $mid0 = digest2mid(content_digest($mime), $hdr);
append_mid($hdr, $mid0);
return $mid0;
# returns undef on duplicate
# returns the :MARK of the most recent commit
sub add {
- my ($self, $mime, $check_cb) = @_; # mime = Email::MIME
+ my ($self, $mime, $check_cb, $smsg) = @_;
- my ($name, $email, $at, $ct, $subject) = extract_cmt_info($mime);
+ my ($author, $at, $ct, $subject) = extract_cmt_info($mime, $smsg);
my $path_type = $self->{path_type};
my $path;
if ($path_type eq '2/38') {
}
my $blob = $self->{mark}++;
- my $str = $mime->as_string;
- my $n = length($str);
+ my $raw_email = $mime->{-public_inbox_raw} // $mime->as_string;
+ my $n = length($raw_email);
$self->{bytes_added} += $n;
print $w "blob\nmark :$blob\ndata ", $n, "\n" or wfail;
- print $w $str, "\n" or wfail;
+ print $w $raw_email, "\n" or wfail;
# v2: we need this for Xapian
- if ($self->{want_object_info}) {
- my $oid = $self->get_mark(":$blob");
- $self->{last_object} = [ $oid, $n, \$str ];
+ if ($smsg) {
+ $smsg->{blob} = $self->get_mark(":$blob");
+ $smsg->{raw_bytes} = $n;
+ $smsg->{-raw_email} = \$raw_email;
}
my $ref = $self->{ref};
my $commit = $self->{mark}++;
}
print $w "commit $ref\nmark :$commit\n",
- "author $name <$email> $at\n",
+ "author $author $at\n",
"committer $self->{ident} $ct\n" or wfail;
print $w "data ", (length($subject) + 1), "\n",
$subject, "\n\n" or wfail;
sub run_die ($;$$) {
my ($cmd, $env, $rdr) = @_;
my $pid = spawn($cmd, $env, $rdr);
- defined $pid or die "spawning ".join(' ', @$cmd)." failed: $!";
waitpid($pid, 0) == $pid or die join(' ', @$cmd) .' did not finish';
$? == 0 or die join(' ', @$cmd) . " failed: $?\n";
}
+my @INIT_FILES = ('HEAD' => "ref: refs/heads/master\n",
+ 'description' => <<EOD,
+Unnamed repository; edit this file 'description' to name the repository.
+EOD
+ 'config' => <<EOC);
+[core]
+ repositoryFormatVersion = 0
+ filemode = true
+ bare = true
+[repack]
+ writeBitmaps = true
+EOC
+
sub init_bare {
- my ($dir) = @_;
- my @cmd = (qw(git init --bare -q), $dir);
- run_die(\@cmd);
- # set a reasonable default:
- @cmd = (qw/git config/, "--file=$dir/config",
- 'repack.writeBitmaps', 'true');
- run_die(\@cmd);
+ my ($dir) = @_; # or self
+ $dir = $dir->{git}->{git_dir} if ref($dir);
+ require File::Path;
+ File::Path::mkpath([ map { "$dir/$_" } qw(objects/info refs/heads) ]);
+ for (my $i = 0; $i < @INIT_FILES; $i++) {
+ my $f = $dir.'/'.$INIT_FILES[$i++];
+ next if -f $f;
+ open my $fh, '>', $f or die "open $f: $!";
+ print $fh $INIT_FILES[$i] or die "print $f: $!";
+ close $fh or die "close $f: $!";
+ }
}
sub done {
waitpid($pid, 0) == $pid or die 'fast-import did not finish';
$? == 0 or die "fast-import failed: $?";
- _update_git_info($self, 1) if delete $self->{nchg};
-
- $self->lock_release;
+ my $nchg = delete $self->{nchg};
+ _update_git_info($self, 1) if $nchg;
+ $self->lock_release(!!$nchg);
$self->{git}->cleanup;
}
sub rewrite_commit ($$$$) {
my ($self, $oids, $buf, $mime) = @_;
- my ($name, $email, $at, $ct, $subject);
+ my ($author, $at, $ct, $subject);
if ($mime) {
- ($name, $email, $at, $ct, $subject) = extract_cmt_info($mime);
+ ($author, $at, $ct, $subject) = extract_cmt_info($mime);
} else {
- $name = $email = '';
+ $author = '<>';
$subject = 'purged '.join(' ', @$oids);
}
@$oids = ();
my $l = $buf->[$i];
if ($l =~ /^author .* ([0-9]+ [\+-]?[0-9]+)$/) {
$at //= $1;
- $buf->[$i] = "author $name <$email> $at\n";
+ $buf->[$i] = "author $author $at\n";
} elsif ($l =~ /^committer .* ([0-9]+ [\+-]?[0-9]+)$/) {
$ct //= $1;
$buf->[$i] = "committer $self->{ident} $ct\n";
push @buf, "reset $tmp\n";
} elsif (/^commit (?:.+)/) {
if (@buf) {
- $w->print(@buf) or wfail;
+ print $w @buf or wfail;
@buf = ();
}
push @buf, "commit $tmp\n";
rewrite_commit($self, \@oids, \@buf, $mime);
$nreplace++;
}
- $w->print(@buf, "\n") or wfail;
+ print $w @buf, "\n" or wfail;
@buf = ();
} elsif ($_ eq "done\n") {
$done = 1;
}
close $rd or die "close fast-export failed: $?";
if (@buf) {
- $w->print(@buf) or wfail;
+ print $w @buf or wfail;
}
die 'done\n not seen from fast-export' unless $done;
chomp(my $cmt = $self->get_mark(":$mark")) if $nreplace;
return if $nreplace == 0;
- run_die([@git, qw(-c gc.reflogExpire=now gc --prune=all)]);
+ run_die([@git, qw(-c gc.reflogExpire=now gc --prune=all --quiet)]);
# check that old OIDs are gone
my $err = 0;
version 1.0
-=head1 SYNOPSYS
+=head1 SYNOPSIS
+
+ use PublicInbox::Eml;
+ # PublicInbox::Eml exists as of public-inbox 1.5.0,
+ # Email::MIME was used in older versions
- use Email::MIME;
use PublicInbox::Git;
use PublicInbox::Import;
"Date: Thu, 01 Jan 1970 00:00:00 +0000\n" .
"Message-ID: <m\@example.org>\n".
"\ntest message";
- my $parsed = Email::MIME->new($message);
+ my $parsed = PublicInbox::Eml->new($message);
my $ret = $im->add($parsed);
if (!defined $ret) {
warn "duplicate: ",
$im->done;
# to remove a message
- my $junk = Email::MIME->new($message);
+ my $junk = PublicInbox::Eml->new($message);
my ($mark, $orig) = $im->remove($junk);
if ($mark eq 'MISSING') {
print "not found\n";
=head1 DESCRIPTION
-An importer and remover for public-inboxes which takes L<Email::MIME>
-messages as input and stores them in a git repository as
+An importer and remover for public-inboxes which takes C<PublicInbox::Eml>
+or L<Email::MIME> messages as input and stores them in a git repository as
documented in L<https://public-inbox.org/public-inbox-v1-format.txt>,
except it does not allow duplicate Message-IDs.
=head2 add
- my $parsed = Email::MIME->new($message);
+ my $parsed = PublicInbox::Eml->new($message);
$im->add($parsed);
Adds a message to to the git repository. This will acquire
=head2 remove
- my $junk = Email::MIME->new($message);
+ my $junk = PublicInbox::Eml->new($message);
my ($code, $orig) = $im->remove($junk);
Removes a message from the repository. On success, it returns
a ':'-prefixed numeric code representing the git-fast-import
-mark and the original messages as an Email::MIME object.
+mark and the original messages as a PublicInbox::Eml
+(or Email::MIME) object.
If the message could not be found, the code is "MISSING"
and the original message is undef. If there is a mismatch where
the "Message-ID" is matched but the subject and body do not match,
=head1 COPYRIGHT
-Copyright (C) 2016 all contributors L<mailto:meta@public-inbox.org>
+Copyright (C) 2016-2020 all contributors L<mailto:meta@public-inbox.org>
License: AGPL-3.0+ L<http://www.gnu.org/licenses/agpl-3.0.txt>