diff options
author | Eric Wong <e@80x24.org> | 2022-08-01 21:24:43 +0000 |
---|---|---|
committer | Eric Wong <e@80x24.org> | 2022-08-02 19:20:11 +0000 |
commit | c38111d6f3877cf31d28b0a0339d063df0fa58f6 (patch) | |
tree | 8bf1d2c22d96a9bc3ca9c20b9c85eab46802c5be /lib/PublicInbox | |
parent | a55a38db0276a8ce1a09392573af6e1305cbaba9 (diff) | |
download | public-inbox-c38111d6f3877cf31d28b0a0339d063df0fa58f6.tar.gz |
This allows memory savings by allowing multiple, completely unrelated-PSGI apps to run within the same process as IMAP, NNTP, and POP3.
Diffstat (limited to 'lib/PublicInbox')
-rw-r--r-- | lib/PublicInbox/Daemon.pm | 124 | ||||
-rw-r--r-- | lib/PublicInbox/HTTPD.pm | 9 | ||||
-rw-r--r-- | lib/PublicInbox/IMAPD.pm | 3 | ||||
-rw-r--r-- | lib/PublicInbox/NNTPD.pm | 25 | ||||
-rw-r--r-- | lib/PublicInbox/POP3D.pm | 36 |
5 files changed, 113 insertions, 84 deletions
diff --git a/lib/PublicInbox/Daemon.pm b/lib/PublicInbox/Daemon.pm index 1af03cc4..0392d15f 100644 --- a/lib/PublicInbox/Daemon.pm +++ b/lib/PublicInbox/Daemon.pm @@ -10,6 +10,7 @@ use v5.10.1; use Getopt::Long qw(:config gnu_getopt no_ignore_case auto_abbrev); use IO::Handle; # ->autoflush use IO::Socket; +use File::Spec; use POSIX qw(WNOHANG :signal_h); use Socket qw(IPPROTO_TCP SOL_SOCKET); STDOUT->autoflush(1); @@ -27,7 +28,7 @@ my ($set_user, $oldset); my (@cfg_listen, $stdout, $stderr, $group, $user, $pid_file, $daemonize); my $worker_processes = 1; my @listeners; -my %pids; +my (%pids, %logs); my %tls_opt; # scheme://sockname => args for IO::Socket::SSL->start_SSL my $reexec_pid; my ($uid, $gid); @@ -35,24 +36,31 @@ my ($default_cert, $default_key); my %KNOWN_TLS = (443 => 'https', 563 => 'nntps', 993 => 'imaps', 995 =>'pop3s'); my %KNOWN_STARTTLS = (110 => 'pop3', 119 => 'nntp', 143 => 'imap'); -sub accept_tls_opt ($) { - my ($opt_str) = @_; - # opt_str: opt1=val1,opt2=val2 (opt may repeat for multi-value) - require PublicInbox::TLS; +sub listener_opt ($) { + my ($str) = @_; # opt1=val1,opt2=val2 (opt may repeat for multi-value) my $o = {}; # allow ',' as delimiter since '&' is shell-unfriendly - foreach (split(/[,&]/, $opt_str)) { + for (split(/[,&]/, $str)) { my ($k, $v) = split(/=/, $_, 2); - push @{$o->{$k} ||= []}, $v; + push @{$o->{$k}}, $v; } # key may be a part of cert. At least # p5-io-socket-ssl/example/ssl_server.pl has this fallback: - $o->{cert} //= [ $default_cert ]; + $o->{cert} //= [ $default_cert ] if defined($default_cert); $o->{key} //= defined($default_key) ? [ $default_key ] : $o->{cert}; + $o; +} + +sub accept_tls_opt ($) { + my ($opt) = @_; + my $o = ref($opt) eq 'HASH' ? $opt : listener_opt($opt); + return if !defined($o->{cert}); + require PublicInbox::TLS; my %ctx_opt = (SSL_server => 1); # parse out hostname:/path/to/ mappings: - foreach my $k (qw(cert key)) { + for my $k (qw(cert key)) { + $o->{$k} // next; my $x = $ctx_opt{'SSL_'.$k.'_file'} = {}; foreach my $path (@{$o->{$k}}) { my $host = ''; @@ -75,18 +83,61 @@ sub accept_tls_opt ($) { { SSL_server => 1, SSL_startHandshake => 0, SSL_reuse_ctx => $ctx }; } -sub load_mod ($) { - my ($scheme) = @_; +sub check_absolute ($$) { + my ($var, $val) = @_; + die <<EOM if index($val // '/', '/') != 0; +$var must be an absolute path when using --daemonize: $val +EOM +} + +sub do_chown ($) { + $uid // return; + my ($path) = @_; + chown($uid, $gid, $path) or warn "chown $path: $!\n"; +} + +sub open_log_path ($$) { # my ($fh, $path) = @_; # $_[0] is modified + open $_[0], '>>', $_[1] or die "open(>> $_[1]): $!"; + $_[0]->autoflush(1); + do_chown($_[1]); +} + +sub load_mod ($;$) { + my ($scheme, $opt) = @_; my $modc = "PublicInbox::\U$scheme"; my $mod = $modc.'D'; eval "require $mod"; # IMAPD|HTTPD|NNTPD|POP3D die $@ if $@; my %xn; my $tlsd = $xn{tlsd} = $mod->new; - $xn{refresh} = sub { $tlsd->refresh_groups(@_) }; + my %env = map { + substr($_, length('env.')) => $opt->{$_}->[-1]; + } grep(/\Aenv\./, keys %$opt); + $xn{refresh} = sub { + my ($sig) = @_; + local @ENV{keys %env} = values %env; + $tlsd->refresh_groups($sig); + }; $xn{post_accept} = $tlsd->can('post_accept_cb') ? $tlsd->post_accept_cb : sub { $modc->new($_[0], $tlsd) }; - $xn{af_default} = 'httpready' if $modc eq 'PublicInbox::HTTP'; + my @paths = qw(out err); + if ($modc eq 'PublicInbox::HTTP') { + @paths = qw(err); + $xn{af_default} = 'httpready'; + if (my $p = $opt->{psgi}) { + die "multiple psgi= options specified\n" if @$p > 1; + check_absolute('psgi=', $p->[0]) if $daemonize; + $tlsd->{psgi} = $p->[0]; + } + } + for my $f (@paths) { + my $p = $opt->{$f} or next; + die "multiple $f= options specified\n" if @$p > 1; + check_absolute("$f=", $p->[0]) if $daemonize; + $p = File::Spec->canonpath($p->[0]); + open_log_path(my $fh, $p); + $tlsd->{$f} = $logs{$p} = $fh; + } \%xn; } @@ -125,6 +176,7 @@ EOF GetOptions(%opt) or die $help; if ($show_help) { print $help; exit 0 }; + $_ = File::Spec->canonpath($_ // next) for ($stdout, $stderr); if (defined $pid_file && $pid_file =~ /\.oldbin\z/) { die "--pid-file cannot end with '.oldbin'\n"; } @@ -151,15 +203,17 @@ EOF my $s = $KNOWN_TLS{$1} // $KNOWN_STARTTLS{$1}; $scheme = $s if defined $s; } + my $opt; # non-TLS options if ($l =~ s!/?\?(.+)\z!!) { - $tls_opt{"$scheme://$l"} = accept_tls_opt($1); + $opt = listener_opt($1); + $tls_opt{"$scheme://$l"} = accept_tls_opt($opt); } elsif (defined($default_cert)) { $tls_opt{"$scheme://$l"} = accept_tls_opt(''); } elsif ($scheme =~ /\A(?:https|imaps|nntps|pop3s)\z/) { die "$orig specified w/o cert=\n"; } $scheme =~ /\A(http|imap|nntp|pop3)/ and - $xnetd->{$l} = load_mod($1); + $xnetd->{$l} = load_mod($1, $opt); next if $listener_names->{$l}; # already inherited my (%o, $sock_pkg); @@ -212,18 +266,12 @@ EOF $tls_opt{''} ||= accept_tls_opt(''); } } - + my @d; + while (my ($k, $v) = each %tls_opt) { push(@d, $k) if !defined($v) } + delete @tls_opt{@d}; die "No listeners bound\n" unless @listeners; } -sub check_absolute ($$) { - my ($var, $val) = @_; - if (defined $val && index($val, '/') != 0) { - die -"--$var must be an absolute path when using --daemonize: $val\n"; - } -} - sub daemonize () { if ($daemonize) { require Cwd; @@ -232,9 +280,9 @@ sub daemonize () { next unless -e $arg; $ARGV[$i] = Cwd::abs_path($arg); } - check_absolute('stdout', $stdout); - check_absolute('stderr', $stderr); - check_absolute('pid-file', $pid_file); + check_absolute('--stdout', $stdout); + check_absolute('--stderr', $stderr); + check_absolute('--pid-file', $pid_file); chdir '/' or die "chdir failed: $!"; } @@ -317,18 +365,9 @@ sub worker_quit { # $_[0] = signal name or number (unused) } sub reopen_logs { - if ($stdout) { - open STDOUT, '>>', $stdout or - warn "failed to redirect stdout to $stdout: $!\n"; - STDOUT->autoflush(1); - do_chown($stdout); - } - if ($stderr) { - open STDERR, '>>', $stderr or - warn "failed to redirect stderr to $stderr: $!\n"; - STDERR->autoflush(1); - do_chown($stderr); - } + $logs{$stdout} //= \*STDOUT if defined $stdout; + $logs{$stderr} //= \*STDERR if defined $stderr; + while (my ($p, $fh) = each %logs) { open_log_path($fh, $p) } } sub sockname ($) { @@ -688,13 +727,6 @@ sub run { # ->DESTROY runs when $for_destroy goes out-of-scope } -sub do_chown ($) { - my ($path) = @_; - if (defined $uid and !chown($uid, $gid, $path)) { - warn "could not chown $path: $!\n"; - } -} - sub write_pid ($) { my ($path) = @_; Net::Server::Daemonize::create_pid_file($path); diff --git a/lib/PublicInbox/HTTPD.pm b/lib/PublicInbox/HTTPD.pm index bcdbb9f9..e531ee70 100644 --- a/lib/PublicInbox/HTTPD.pm +++ b/lib/PublicInbox/HTTPD.pm @@ -16,7 +16,7 @@ sub pi_httpd_async { PublicInbox::HTTPD::Async->new(@_) } # we have a different env for ever listener socket for # SERVER_NAME, SERVER_PORT and psgi.url_scheme # envs: listener FD => PSGI env -sub new { bless { envs => {} }, __PACKAGE__ } +sub new { bless { envs => {}, err => \*STDERR }, __PACKAGE__ } # this becomes {srv_env} in PublicInbox::HTTP sub env_for ($$$) { @@ -28,7 +28,7 @@ sub env_for ($$$) { SERVER_PORT => $port, SCRIPT_NAME => '', 'psgi.version' => [ 1, 1 ], - 'psgi.errors' => \*STDERR, + 'psgi.errors' => $self->{err}, 'psgi.url_scheme' => $client->can('accept_SSL') ? 'https' : 'http', 'psgi.nonblocking' => Plack::Util::TRUE, @@ -53,8 +53,9 @@ sub env_for ($$$) { sub refresh_groups { my ($self) = @_; my $app; - if (@main::ARGV) { - eval { $app = Plack::Util::load_psgi(@ARGV) }; + $self->{psgi} //= $main::ARGV[0] if @main::ARGV; + if ($self->{psgi}) { + eval { $app = Plack::Util::load_psgi($self->{psgi}) }; die $@, <<EOM if $@; $0 runs in /, command-line paths must be absolute EOM diff --git a/lib/PublicInbox/IMAPD.pm b/lib/PublicInbox/IMAPD.pm index b24097a2..9a5bdcfe 100644 --- a/lib/PublicInbox/IMAPD.pm +++ b/lib/PublicInbox/IMAPD.pm @@ -1,8 +1,7 @@ # Copyright (C) all contributors <meta@public-inbox.org> # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt> -# represents an IMAPD (currently a singleton), -# see script/public-inbox-imapd for how it is used +# represents an IMAPD, see script/public-inbox-imapd for how it is used package PublicInbox::IMAPD; use strict; use v5.10.1; diff --git a/lib/PublicInbox/NNTPD.pm b/lib/PublicInbox/NNTPD.pm index f31d4381..9e232ef6 100644 --- a/lib/PublicInbox/NNTPD.pm +++ b/lib/PublicInbox/NNTPD.pm @@ -13,21 +13,10 @@ use PublicInbox::NNTP; sub new { my ($class) = @_; - my $pi_cfg = PublicInbox::Config->new; - my $name = $pi_cfg->{'publicinbox.nntpserver'}; - if (!defined($name) or $name eq '') { - $name = hostname; - } elsif (ref($name) eq 'ARRAY') { - $name = $name->[0]; - } - bless { - groups => {}, err => \*STDERR, out => \*STDOUT, - pi_cfg => $pi_cfg, - servername => $name, - greet => \"201 $name ready - post via email\r\n", + # pi_cfg => $pi_cfg, # accept_tls => { SSL_server => 1, ..., SSL_reuse_ctx => ... } # idler => PublicInbox::InboxIdle }, $class; @@ -35,7 +24,17 @@ sub new { sub refresh_groups { my ($self, $sig) = @_; - my $pi_cfg = $sig ? PublicInbox::Config->new : $self->{pi_cfg}; + my $pi_cfg = PublicInbox::Config->new; + my $name = $pi_cfg->{'publicinbox.nntpserver'}; + if (!defined($name) or $name eq '') { + $name = hostname; + } elsif (ref($name) eq 'ARRAY') { + $name = $name->[0]; + } + if ($name ne ($self->{servername} // '')) { + $self->{servername} = $name; + $self->{greet} = \"201 $name ready - post via email\r\n"; + } my $groups = $pi_cfg->{-by_newsgroup}; # filled during each_inbox my $cache = eval { $pi_cfg->ALL->misc->nntpd_cache_load } // {}; $pi_cfg->each_inbox(sub { diff --git a/lib/PublicInbox/POP3D.pm b/lib/PublicInbox/POP3D.pm index 0609627e..5cfe9613 100644 --- a/lib/PublicInbox/POP3D.pm +++ b/lib/PublicInbox/POP3D.pm @@ -1,7 +1,7 @@ # Copyright (C) all contributors <meta@public-inbox.org> # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt> -# represents an POP3D (currently a singleton) +# represents an POP3D package PublicInbox::POP3D; use v5.12; use parent qw(PublicInbox::Lock); @@ -37,20 +37,12 @@ if ($^O eq 'linux' || $^O eq 'freebsd') { die "File::FcntlLock required for POP3 on $^O: $@\n"; sub new { - my ($cls, $pi_cfg) = @_; - $pi_cfg //= PublicInbox::Config->new; - my $d = $pi_cfg->{'publicinbox.pop3state'} // - die "publicinbox.pop3state undefined\n"; - -d $d or do { - require File::Path; - File::Path::make_path($d, { mode => 0700 }); - PublicInbox::Syscall::nodatacow_dir($d); - }; + my ($cls) = @_; bless { err => \*STDERR, out => \*STDOUT, - pi_cfg => $pi_cfg, - lock_path => "$d/db.lock", # PublicInbox::Lock to protect SQLite + # pi_cfg => PublicInbox::Config + # lock_path => ... # interprocess lock is the $pop3state/txn.locks file # txn_locks => {}, # intraworker locks # accept_tls => { SSL_server => 1, ..., SSL_reuse_ctx => ... } @@ -61,16 +53,22 @@ sub refresh_groups { # PublicInbox::Daemon callback my ($self, $sig) = @_; # TODO share pi_cfg with nntpd/imapd inside -netd my $new = PublicInbox::Config->new; - my $old = $self->{pi_cfg}; - my $s = 'publicinbox.pop3state'; - $new->{$s} //= $old->{$s}; - if ($new->{$s} ne $old->{$s}) { - warn <<EOM; + my $d = $new->{'publicinbox.pop3state'} // + die "publicinbox.pop3state undefined ($new->{-f})\n"; + -d $d or do { + require File::Path; + File::Path::make_path($d, { mode => 0700 }); + PublicInbox::Syscall::nodatacow_dir($d); + }; + $self->{lock_path} //= "$d/db.lock"; + if (my $old = $self->{pi_cfg}) { + my $s = 'publicinbox.pop3state'; + $new->{$s} //= $old->{$s}; + return warn <<EOM if $new->{$s} ne $old->{$s}; $s changed: `$old->{$s}' => `$new->{$s}', config reload ignored EOM - } else { - $self->{pi_cfg} = $new; } + $self->{pi_cfg} = $new; } # persistent tables |