build/profile_pageloader.pl
author Jim Blandy <jimb@mozilla.org>
Tue, 26 Aug 2008 14:34:35 -0700
changeset 18461 c397279747fa966ebedd9806d691c7aeede5cbe3
parent 1 9b2a99adc05e53cd4010de512f50118594756650
child 98529 f4157e8c410708d76703f19e4dfb61859bfe32d8
permissions -rwxr-xr-x
To allow altoptions.m4 to be shared by both the main Mozilla and the SpiderMonkey build code, sincluding it shouldn't have any side effects. Since only Mozilla wants the side effect, move it to Mozilla's aclocal.m4.

#!/usr/bin/perl
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is the Mozilla Browser code.
#
# The Initial Developer of the Original Code is
# Netscape Communications Corporation.
# Portions created by the Initial Developer are Copyright (C) 2002
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
#  Chris Mcafee <mcafee@netscape.com>
#  Brian Ryner <bryner@brianryner.com>
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****

use Cwd;
use File::Find ();

use POSIX qw(sys_wait_h);

sub kill_process {
    my ($target_pid) = @_;
    my $start_time = time;

    # Try to kill and wait 10 seconds, then try a kill -9
    my $sig;
    for $sig ('TERM', 'KILL') {
        print "kill $sig $target_pid\n";
        kill $sig => $target_pid;
        my $interval_start = time;
        while (time - $interval_start < 10) {
            # the following will work with 'cygwin' perl on win32, but not
            # with 'MSWin32' (ActiveState) perl
            my $pid = waitpid($target_pid, POSIX::WNOHANG());
            if (($pid == $target_pid and POSIX::WIFEXITED($?)) or $pid == -1) {
                my $secs = time - $start_time;
                $secs = $secs == 1 ? '1 second' : "$secs seconds";
                print "Process killed. Took $secs to die.\n";
                return;
            }
            sleep 1;
        }
    }
    die "Unable to kill process: $target_pid";
}

# Stripped down version of fork_and_log().
sub system_fork_and_log {
    # Fork a sub process and log the output.
    my ($cmd) = @_;

    my $pid = fork; # Fork off a child process.

    unless ($pid) { # child
        exec { $cmd->[0] } @$cmd;
        die "Could not exec()";
    }
    return $pid;
}


sub wait_for_pid {
    # Wait for a process to exit or kill it if it takes too long.
    my ($pid, $timeout_secs) = @_;
    my ($exit_value, $signal_num, $dumped_core, $timed_out) = (0,0,0,0);
    my $sig_name;
    my $loop_count;

    die ("Invalid timeout value passed to wait_for_pid()\n")
        if ($timeout_secs <= 0);

    eval {
        $loop_count = 0;
        while (++$loop_count < $timeout_secs) {
            my $wait_pid = waitpid($pid, POSIX::WNOHANG());
            # the following will work with 'cygwin' perl on win32, but not 
            # with 'MSWin32' (ActiveState) perl
            last if ($wait_pid == $pid and POSIX::WIFEXITED($?)) or $wait_pid == -1;
            sleep 1;
        }

        $exit_value = $? >> 8;
        $signal_num = $? >> 127;
        $dumped_core = $? & 128;
        if ($loop_count >= $timeout_secs) {
            die "timeout";
        }
        return "done";
    };

    if ($@) {
        if ($@ =~ /timeout/) {
            kill_process($pid);
            $timed_out = 1;
        } else { # Died for some other reason.
            die; # Propagate the error up.
        }
    }
#    $sig_name = $signal_num ? signal_name($signal_num) : '';
#
#    return { timed_out=>$timed_out,
#             exit_value=>$exit_value,
#             sig_name=>$sig_name,
#             dumped_core=>$dumped_core };
}

# System version of run_cmd().
sub run_system_cmd {
    my ($cmd, $timeout_secs) = @_;

#    print_log "cmd = $cmd\n";
    my $pid = system_fork_and_log($cmd);
    my $result = wait_for_pid($pid, $timeout_secs);

    return $result;
}

#
# Given profile directory, find pref file hidden in salt directory.
# profile $Settings::MozProfileName must exist before calling this sub.
#
sub find_pref_file {
    my $profile_dir = shift;

    # default to *nix
    my $pref_file = "prefs.js";

    unless (-e $profile_dir) {
        return; # empty list
    }

    my $found = undef;
    my $sub = sub {$pref_file = $File::Find::name, $found++ if $pref_file eq $_};
    File::Find::find($sub, $profile_dir);
    unless ($found) {
        return; # empty list
    }

    return $pref_file;
}

my $topdir = cwd();

chdir $ENV{OBJDIR};
my $app_name = `grep "MOZ_APP_NAME	" config/autoconf.mk | sed "s/.*= //"`;
chomp($app_name);

# On mac, the app directory is the product name with the first
# letter capitalized

my $toolkit = `grep "MOZ_WIDGET_TOOLKIT        " config/autoconf.mk  |sed "s/.*= //"`;
chomp($toolkit);

if ($toolkit =~ /(mac|cocoa)/) {
    my $app_dir = uc(substr($app_name, 0, 1)).substr($app_name, 1);
    chdir "dist/$app_dir.app/Contents/MacOS";
} else {
    chdir "dist/bin";
}

my $bin_suffix = "";
if ($toolkit =~ /(windows|os2)/) {
    $bin_suffix = ".exe";
}

my $old_home = $ENV{HOME};
$ENV{HOME} = cwd();

# Create a profile to test with.
run_system_cmd(["./".$app_name.$bin_suffix, "-createProfile", "testprofile"], 45);

my $pref_file = find_pref_file(".mozilla/".$app_name);
open PREFS, ">>$pref_file";
# Add allow_scripts_to_close_windows; this lets us cleanly exit.
print PREFS "user_pref(\"dom.allow_scripts_to_close_windows\", true);\n";
# Suppress the default browser dialog since it keeps the test from starting.
print PREFS "user_pref(\"browser.shell.checkDefaultBrowser\", false);\n";
close PREFS;

# Run the pageload test.
run_system_cmd(["./".$app_name.$bin_suffix, $ENV{PAGELOAD_URL}."/loader.pl?maxcyc=2&delay=500&nocache=0&timeout=30000&auto=1"], 240);

# Start up again; this will gather data for reading global history and
# reading the fastload file.
run_system_cmd(["./".$app_name.$bin_suffix, "file://$topdir/build/profile_pageloader.html"], 45);

chdir $topdir;