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Diffstat (limited to 'lib/PublicInbox/LeiQuery.pm')
-rw-r--r-- | lib/PublicInbox/LeiQuery.pm | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/lib/PublicInbox/LeiQuery.pm b/lib/PublicInbox/LeiQuery.pm new file mode 100644 index 00000000..eadf811f --- /dev/null +++ b/lib/PublicInbox/LeiQuery.pm @@ -0,0 +1,241 @@ +# Copyright (C) all contributors <meta@public-inbox.org> +# License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt> + +# handles "lei q" command and provides internals for +# several other sub-commands (up, lcat, ...) +package PublicInbox::LeiQuery; +use v5.12; + +sub prep_ext { # externals_each callback + my ($lxs, $exclude, $loc) = @_; + $lxs->prepare_external($loc) unless $exclude->{$loc}; +} + +sub _start_query { # used by "lei q" and "lei up" + my ($self) = @_; + require PublicInbox::LeiOverview; + PublicInbox::LeiOverview->new($self) or return; + my $opt = $self->{opt}; + require PublicInbox::OverIdx; # loads DBI + PublicInbox::OverIdx::fork_ok($opt); + my ($xj, $mj) = split(/,/, $opt->{jobs} // ''); + (defined($xj) && $xj ne '' && $xj !~ /\A[1-9][0-9]*\z/) and + die "`$xj' search jobs must be >= 1\n"; + my $lxs = $self->{lxs}; + $xj ||= $lxs->concurrency($opt); # allow: "--jobs ,$WRITER_ONLY" + my $nproc = $lxs->detect_nproc || 1; # don't memoize, schedtool(1) exists + $xj = $nproc if $xj > $nproc; + $lxs->{-wq_nr_workers} = $xj; + (defined($mj) && $mj !~ /\A[1-9][0-9]*\z/) and + die "`$mj' writer jobs must be >= 1\n"; + my $l2m = $self->{l2m}; + # we use \1 (a ref) to distinguish between default vs. user-supplied + if ($l2m && grep { $opt->{$_} //= \1 } (qw(mail-sync import-remote + import-before))) { + $self->_lei_store(1)->write_prepare($self); + if ($opt->{'mail-sync'}) { + my $lms = $l2m->{-lms_rw} = $self->lms(1); + $lms->lms_write_prepare->lms_pause; # just create + } + } + $l2m and $l2m->{-wq_nr_workers} //= $mj // do { + # keep some CPU for git, and don't overload IMAP destinations + my $n = int($nproc * 0.75 + 0.5); + $self->{net} && $n > 4 ? 4 : $n; + }; + + # descending docid order is cheapest, MUA controls sorting order + $self->{mset_opt}->{relevance} //= -2 if $l2m || $opt->{threads}; + + my $tot = $self->{mset_opt}->{total} //= $self->{opt}->{limit} // 10000; + $self->{mset_opt}->{limit} = $tot > 10000 ? 10000 : $tot; + $self->{mset_opt}->{offset} //= 0; + $self->{mset_opt}->{threads} //= $opt->{threads}; + + if ($self->{net}) { + require PublicInbox::LeiAuth; + $self->{auth} = PublicInbox::LeiAuth->new + } + $lxs->do_query($self); +} + +sub do_qry { # do_env cb + my ($lei) = @_; + $lei->{mset_opt}->{q_raw} = $lei->{mset_opt}->{qstr} + = delete $lei->{stdin_buf}; + $lei->{lse}->query_approxidate($lei->{lse}->git, + $lei->{mset_opt}->{qstr}); + _start_query($lei); +} + +# make the URI||PublicInbox::{Inbox,ExtSearch} a config-file friendly string +sub cfg_ext ($) { + my ($x) = @_; + $x->isa('URI') ? "$x" : ($x->{inboxdir} // $x->{topdir}); +} + +sub lxs_prepare { + my ($self) = @_; + require PublicInbox::LeiXSearch; + # prepare any number of LeiXSearch || LeiSearch || Inbox || URL + my $lxs = $self->{lxs} = PublicInbox::LeiXSearch->new; + my $opt = $self->{opt}; + my @only = @{$opt->{only} // []}; + # --local is enabled by default unless --only is used + # we'll allow "--only $LOCATION --local" + my $sto = $self->_lei_store(1); + $self->{lse} = $sto->search; + if ($opt->{'local'} //= scalar(@only) ? 0 : 1) { + $lxs->prepare_external($self->{lse}); + } + if (@only) { + my $only; + for my $loc (@only) { + my @loc = $self->get_externals($loc) or return; + for (@loc) { + my $x = $lxs->prepare_external($_); + push(@$only, cfg_ext($x)) if $x; + } + } + $opt->{only} = $only if $only; + } else { + my (@ilocals, @iremotes, $incl); + for my $loc (@{$opt->{include} // []}) { + my @loc = $self->get_externals($loc) or return; + for (@loc) { + my $x = $lxs->prepare_external($_); + push(@$incl, cfg_ext($x)) if $x; + } + @ilocals = @{$lxs->{locals} // []}; + @iremotes = @{$lxs->{remotes} // []}; + } + $opt->{include} = $incl if $incl; + # --external is enabled by default, but allow --no-external + if ($opt->{external} //= 1) { + my $ex = $self->canonicalize_excludes($opt->{exclude}); + my @excl = keys %$ex; + $opt->{exclude} = \@excl if scalar(@excl); + $self->externals_each(\&prep_ext, $lxs, $ex); + $opt->{remote} //= !($lxs->locals - $opt->{'local'}); + $lxs->{locals} = \@ilocals if !$opt->{'local'}; + $lxs->{remotes} = \@iremotes if !$opt->{remote}; + } + } + ($lxs->locals || $lxs->remotes) ? ($self->{lxs} = $lxs) : + die("no local or remote inboxes to search\n"); +} + +# the main "lei q SEARCH_TERMS" method +sub lei_q { + my ($self, @argv) = @_; + PublicInbox::Config->json; # preload before forking + my $lxs = lxs_prepare($self) or return; + $self->ale->refresh_externals($lxs, $self); + my $opt = $self->{opt}; + my %mset_opt; + $mset_opt{asc} = $opt->{'reverse'} ? 1 : 0; + if (defined(my $sort = $opt->{'sort'})) { + if ($sort eq 'relevance') { + $mset_opt{relevance} = 1; + } elsif ($sort eq 'docid') { + $mset_opt{relevance} = $mset_opt{asc} ? -1 : -2; + } elsif ($sort =~ /\Areceived(?:-?[aA]t)?\z/) { + # the default + } else { + die "unrecognized --sort=$sort\n"; + } + $opt->{save} and return + $self->fail('--save and --sort are incompatible'); + } + $self->{mset_opt} = \%mset_opt; + + if ($opt->{stdin}) { + return $self->fail(<<'') if @argv; +no query allowed on command-line with --stdin + + return $self->slurp_stdin(\&do_qry); + } + chomp(@argv) and $self->qerr("# trailing `\\n' removed"); + $mset_opt{q_raw} = [ @argv ]; # copy + $mset_opt{qstr} = + $self->{lse}->query_argv_to_string($self->{lse}->git, \@argv); + _start_query($self); +} + +# shell completion helper called by lei__complete +sub _complete_q { + my ($self, @argv) = @_; + join('', @argv) =~ /\bL:\S*\z/ and + return eval { $self->_lei_store->search->all_terms('L') }; + my @cur; + my $cb = $self->lazy_cb(qw(forget-external _complete_)); + while (@argv) { + if ($argv[-1] =~ /\A(?:-I|(?:--(?:include|exclude|only)))\z/) { + my @c = $cb->($self, @cur); + # try basename match: + if (scalar(@cur) == 1 && index($cur[0], '/') < 0) { + my $all = $self->externals_each; + my %bn; + for my $loc (keys %$all) { + my $bn = (split(m!/!, $loc))[-1]; + ++$bn{$bn}; + } + push @c, grep { + $bn{$_} == 1 && /\A\Q$cur[0]/ + } keys %bn; + } + return @c if @c; + } + unshift(@cur, pop @argv); + } + (); +} + +# Stuff we may pass through to curl (as of 7.64.0), see curl manpage for +# details, so most options which make sense for HTTP/HTTPS (including proxy +# support for Tor and other methods of getting past weird networks). +# Most of these are untested by us, some may not make sense for our use case +# and typos below are likely. +# n.b. some short options (-$NUMBER) are not supported since they conflict +# with other "lei q" switches. +# FIXME: Getopt::Long doesn't easily let us support support options with +# '.' in them (e.g. --http1.1) +# TODO: should we depend on "-c http.*" options for things which have +# analogues in git(1)? that would reduce likelihood of conflicts with +# our other CLI options +# Note: some names are renamed to avoid potential conflicts, +# see %lei2curl in lib/PublicInbox/LeiCurl.pm +sub curl_opt { qw( + curl-config=s@ + abstract-unix-socket=s anyauth basic cacert=s capath=s + cert-status cert-type cert=s ciphers=s + connect-timeout=s connect-to=s cookie-jar=s cookie=s crlfile=s + digest disable dns-interface=s dns-ipv4-addr=s dns-ipv6-addr=s + dns-servers=s doh-url=s egd-file=s engine=s false-start + happy-eyeballs-timeout-ms=s haproxy-protocol header=s@ + http2-prior-knowledge http2 insecure + interface=s ipv4 ipv6 junk-session-cookies + key-type=s key=s limit-rate=s local-port=s location-trusted location + max-redirs=i max-time=s negotiate netrc-file=s netrc-optional netrc + no-alpn no-buffer no-npn no-sessionid noproxy=s ntlm-wb ntlm + pass=s pinnedpubkey=s post301 post302 post303 preproxy=s + proxy-anyauth proxy-basic proxy-cacert=s proxy-capath=s + proxy-cert-type=s proxy-cert=s proxy-ciphers=s proxy-crlfile=s + proxy-digest proxy-header=s@ proxy-insecure + proxy-key-type=s proxy-key proxy-negotiate proxy-ntlm proxy-pass=s + proxy-pinnedpubkey=s proxy-service-name=s proxy-ssl-allow-beast + proxy-tls13-ciphers=s proxy-tlsauthtype=s proxy-tlspassword=s + proxy-tlsuser=s proxy-tlsv1 proxy-user=s proxy=s + proxytunnel=s pubkey=s random-file=s referer=s resolve=s + retry-connrefused retry-delay=s retry-max-time=s retry=i + sasl-ir service-name=s socks4=s socks4a=s socks5-basic + socks5-gssapi-service-name=s socks5-gssapi socks5-hostname=s socks5=s + speed-limit speed-type ssl-allow-beast sslv2 sslv3 + suppress-connect-headers tcp-fastopen tls-max=s + tls13-ciphers=s tlsauthtype=s tlspassword=s tlsuser=s + tlsv1 trace-ascii=s trace-time trace=s + unix-socket=s user-agent=s user=s +) +} + +1; |