# $OpenBSD: Httpd.pm,v 1.4 2021/10/05 17:40:08 anton Exp $ # Copyright (c) 2010-2015 Alexander Bluhm # Copyright (c) 2015 Reyk Floeter # # Permission to use, copy, modify, and distribute this software for any # purpose with or without fee is hereby granted, provided that the above # copyright notice and this permission notice appear in all copies. # # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. use strict; use warnings; package Httpd; use parent 'Proc'; use Carp; use File::Basename; sub new { my $class = shift; my %args = @_; $args{chroot} ||= "."; $args{docroot} ||= "htdocs"; $args{logfile} ||= $args{chroot}."/httpd.log"; $args{up} ||= $args{dryrun} || "server_launch: "; $args{down} ||= $args{dryrun} ? "httpd.conf:" : "parent terminating"; $args{func} = sub { Carp::confess "$class func may not be called" }; $args{conffile} ||= "httpd.conf"; my $self = Proc::new($class, %args); ref($self->{http}) eq 'ARRAY' or $self->{http} = [ split("\n", $self->{http} || "") ]; $self->{listenaddr} or croak "$class listen addr not given"; $self->{listenport} or croak "$class listen port not given"; my $test = basename($self->{testfile} || ""); # tls does not allow a too long session id, so truncate it substr($test, 25, length($test) - 25, "") if length($test) > 25; open(my $fh, '>', $self->{conffile}) or die ref($self), " conf file $self->{conffile} create failed: $!"; # substitute variables in config file my $curdir = dirname($0) || "."; my $connectport = $self->{connectport}; my $connectaddr = $self->{connectaddr}; my $listenaddr = $self->{listenaddr}; my $listenport = $self->{listenport}; print $fh "prefork 1\n"; # only crashes of first child are observed print $fh "chroot \"".$args{docroot}."\"\n"; print $fh "logdir \"".$args{chroot}."\"\n"; my @http = @{$self->{http}}; print $fh "server \"www.$test.local\" {"; my $tls = $self->{listentls} ? "tls " : ""; print $fh "\n\tlisten on $self->{listenaddr} ". "${tls}port $self->{listenport}" unless grep { /^listen / } @http; # substitute variables in config file foreach (@http) { s/(\$[a-z]+)/$1/eeg; } print $fh map { "\n\t$_" } @http; if ($self->{listentls}) { print $fh "\n"; print $fh "\ttls certificate \"".$args{chroot}."/server.crt\"\n"; print $fh "\ttls key \"".$args{chroot}."/server.key\""; $self->{verifytls} and print $fh "\n\ttls client ca \"".$args{chroot}."/ca.crt\""; } print $fh "\n\troot \"/\""; print $fh "\n\tlog style combined"; print $fh "\n}\n"; return $self; } sub child { my $self = shift; my @sudo = $ENV{SUDO} ? split(' ', $ENV{SUDO}) : (); my @ktrace = $ENV{KTRACE} ? ($ENV{KTRACE}, "-i") : (); my $httpd = $ENV{HTTPD} ? $ENV{HTTPD} : "httpd"; my @cmd = (@sudo, @ktrace, $httpd, "-dvv", "-f", $self->{conffile}); print STDERR "execute: @cmd\n"; exec @cmd; die ref($self), " exec '@cmd' failed: $!"; } 1;