/
run_build.pl
executable file
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/
run_build.pl
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#!/usr/bin/perl
=comment
Copyright (c) 2003-2017, Andrew Dunstan
See accompanying License file for license details
=cut
####################################################
=comment
NAME: run_build.pl - script to run postgresql buildfarm
SYNOPSIS:
run_build.pl [option ...] [branchname]
AUTHOR: Andrew Dunstan
DOCUMENTATION:
See http://wiki.postgresql.org/wiki/PostgreSQL_Buildfarm_Howto
REPOSITORY:
https://github.com/PGBuildFarm/client-code
=cut
###################################################
use vars qw($VERSION); $VERSION = 'REL_4.19';
use strict;
use warnings;
use Config;
use Fcntl qw(:flock :seek);
use File::Path;
use File::Copy;
use File::Basename;
use File::Temp;
use File::Spec;
use IO::Handle;
use POSIX qw(:signal_h strftime);
use Data::Dumper;
use Cwd qw(abs_path getcwd);
use File::Find ();
BEGIN { use lib dirname(__FILE__); }
# save a copy of the original enviroment for reporting
# save it early to reduce the risk of prior mangling
use vars qw($orig_env);
BEGIN
{
$orig_env = {};
while (my ($k,$v) = each %ENV)
{
# report all the keys but only values for whitelisted settings
# this is to stop leaking of things like passwords
$orig_env->{$k} =(
(
$k =~ /^PG(?!PASSWORD)|MAKE|CC|CPP|FLAG|LIBRAR|INCLUDE/
||$k =~/^(HOME|LOGNAME|USER|PATH|SHELL)$/
)
? $v
: 'xxxxxx'
);
}
}
use PGBuild::SCM;
use PGBuild::Options;
use PGBuild::WebTxn;
use PGBuild::Utils;
my %module_hooks;
my $orig_dir = getcwd();
push @INC, $orig_dir;
# make sure we exit nicely on any normal interrupt
# so the cleanup handler gets called.
# that lets us stop the db if it's running and
# remove the inst and pgsql directories
# so the next run can start clean.
foreach my $sig (qw(INT TERM HUP QUIT))
{
$SIG{$sig}=\&interrupt_exit;
}
# copy command line before processing - so we can later report it
# unmunged
my @invocation_args = (@ARGV);
# process the command line
PGBuild::Options::fetch_options();
die "only one of --from-source and --from-source-clean allowed"
if ($from_source && $from_source_clean);
die "only one of --skip-steps and --only-steps allowed"
if ($skip_steps && $only_steps);
$verbose=1 if (defined($verbose) && $verbose==0);
$verbose ||= 0; # stop complaints about undefined var in numeric comparison
if ($testmode)
{
$verbose=1 unless $verbose;
$forcerun = 1;
$nostatus = 1;
$nosend = 1;
}
use vars qw(%skip_steps %only_steps);
$skip_steps ||= "";
if ($skip_steps =~ /\S/)
{
%skip_steps = map {$_ => 1} split(/\s+/,$skip_steps);
}
$only_steps ||= "";
if ($only_steps =~ /\S/)
{
%only_steps = map {$_ => 1} split(/\s+/,$only_steps);
}
use vars qw($branch);
my $explicit_branch = shift;
$branch = $explicit_branch || 'HEAD';
print_help() if ($help);
#
# process config file
#
require $buildconf;
PGBuild::Options::fixup_conf(\%PGBuild::conf, \@config_set);
# default buildroot
$PGBuild::conf{build_root} ||= abs_path(dirname(__FILE__)) . "/buildroot";
# get the config data into some local variables
my (
$buildroot,$target,$animal,
$aux_path,$trigger_exclude,$trigger_include,
$secret,$keep_errs,$force_every,
$make, $optional_steps,$use_vpath,
$tar_log_cmd, $using_msvc, $extra_config,
$make_jobs,$core_file_glob, $ccache_failure_remove,
$wait_timeout
)
=@PGBuild::conf{
qw(build_root target animal aux_path trigger_exclude
trigger_include secret keep_error_builds force_every make optional_steps
use_vpath tar_log_cmd using_msvc extra_config make_jobs core_file_glob
ccache_failure_remove wait_timeout)
};
#default is no parallel build
$make_jobs ||= 1;
# default core file pattern is Linux, which used to be hardcoded
$core_file_glob ||= 'core*';
# legacy name
if (defined($PGBuild::conf{trigger_filter}))
{
$trigger_exclude = $PGBuild::conf{trigger_filter};
}
my $scm_timeout_secs = $PGBuild::conf{scm_timeout_secs}
|| $PGBuild::conf{cvs_timeout_secs};
print scalar(localtime()),": buildfarm run for $animal:$branch starting\n"
if $verbose;
die "cannot use vpath with MSVC"
if ($using_msvc and $use_vpath);
if (ref($force_every) eq 'HASH')
{
$force_every = $force_every->{$branch} || $force_every->{default};
}
my $config_opts = $PGBuild::conf{config_opts};
use vars qw($buildport);
if (exists $PGBuild::conf{base_port})
{
$buildport = $PGBuild::conf{base_port};
if ($branch =~ /REL(\d+)_(\d+)/)
{
$buildport += (10 * ($1 - 7)) + $2;
}
}
else
{
# support for legacy config style
$buildport = $PGBuild::conf{branch_ports}->{$branch} || 5999;
}
$ENV{EXTRA_REGRESS_OPTS} = "--port=$buildport";
$tar_log_cmd ||= "tar -z -cf runlogs.tgz *.log";
use vars qw($logdirname);
$logdirname = "lastrun-logs";
if ($from_source || $from_source_clean)
{
$from_source ||= $from_source_clean;
$from_source = abs_path($from_source)
unless File::Spec->file_name_is_absolute($from_source);
# we need to know where the lock should go, so unless the path
# contains HEAD or they have explicitly said the branch let
# them know where things are going.
print
"branch not specified, locks, logs, ",
"build artefacts etc will go in HEAD\n"
unless ($explicit_branch || $from_source =~ m!/HEAD/!);
$verbose ||= 1;
$nosend=1;
$nostatus=1;
$logdirname = "fromsource-logs";
}
my @locales;
if ($branch eq 'HEAD' || $branch ge 'REL8_4')
{
# non-C locales are not regression-safe before 8.4
@locales = @{$PGBuild::conf{locales}} if exists $PGBuild::conf{locales};
}
unshift(@locales,'C') unless grep {$_ eq "C"} @locales;
# sanity checks
# several people have run into these
if ( `uname -s 2>&1 ` =~ /CYGWIN/i )
{
my @procs = `ps -ef`;
die "cygserver not running" unless(grep {/cygserver/} @procs);
}
my $ccachedir = $PGBuild::conf{build_env}->{CCACHE_DIR};
if (!$ccachedir && $PGBuild::conf{use_default_ccache_dir})
{
$ccachedir = "$buildroot/ccache-$animal";
$ENV{CCACHE_DIR} = $ccachedir;
}
if ($ccachedir)
{
# ccache is smart enough to create what you tell it is the cache dir, but
# not smart enough to build the whole path. mkpath croaks on error, so
# we just let it.
mkpath $ccachedir;
$ccachedir = abs_path($ccachedir);
}
if ($^V lt v5.8.0)
{
die "no aux_path in config file" unless $aux_path;
}
die "cannot run as root/Administrator" unless ($using_msvc or $> > 0);
my $devnull = $using_msvc ? "nul" : "/dev/null";
use vars qw($st_prefix);
$st_prefix = "$animal.";
# set environment from config
while (my ($envkey,$envval) = each %{$PGBuild::conf{build_env}})
{
$ENV{$envkey}=$envval;
}
# default value - supply unless set via the config file
# or calling environment
$ENV{PGCTLTIMEOUT} = 120 unless exists $ENV{PGCTLTIMEOUT};
# change to buildroot for this branch or die
die "no buildroot" unless $buildroot;
unless ($buildroot =~ m!^/!
or($using_msvc and $buildroot =~ m![a-z]:[/\\]!i ))
{
die "buildroot $buildroot not absolute";
}
mkpath $buildroot unless -d $buildroot;
die "$buildroot does not exist or is not a directory" unless -d $buildroot;
chdir $buildroot || die "chdir to $buildroot: $!";
my $scm = new PGBuild::SCM \%PGBuild::conf;
if (!$from_source)
{
$scm->check_access($using_msvc);
}
mkdir $branch unless -d $branch;
chdir $branch || die "chdir to $buildroot/$branch";
# rename legacy status files/directories
foreach my $oldfile (glob("last*"))
{
move $oldfile, "$st_prefix$oldfile";
}
use vars qw($branch_root);
$branch_root = getcwd();
my $pgsql;
if ($from_source)
{
$pgsql = $use_vpath ? "$branch_root/pgsql.build" : $from_source;
}
else
{
$pgsql = $scm->get_build_path($use_vpath);
}
# make sure we are using GNU make (except for MSVC)
unless ($using_msvc)
{
die "$make is not GNU Make - please fix config file"
unless check_make();
}
# set up modules
foreach my $module (@{$PGBuild::conf{modules}})
{
# fill in the name of the module here, so use double quotes
# so everything BUT the module name needs to be escaped
my $str = qq!
require PGBuild::Modules::$module;
PGBuild::Modules::${module}::setup(
\$buildroot,
\$branch,
\\\%PGBuild::conf,
\$pgsql);
!;
eval $str;
# make errors fatal
die $@ if $@;
}
# acquire the lock
my $lockfile;
my $have_lock;
open($lockfile, ">builder.LCK") || die "opening lockfile: $!";
# only one builder at a time allowed per branch
# having another build running is not a failure, and so we do not output
# a failure message under this condition.
if ($from_source)
{
die "acquiring lock in $buildroot/$branch/builder.LCK"
unless flock($lockfile,LOCK_EX|LOCK_NB);
}
elsif ( !flock($lockfile,LOCK_EX|LOCK_NB) )
{
print "Another process holds the lock on "
."$buildroot/$branch/builder.LCK. Exiting."
if ($verbose);
exit(0);
}
rmtree("inst");
rmtree("$pgsql") unless ($from_source && !$use_vpath);
# we are OK to run if we get here
$have_lock = 1;
# check if file present for forced run
my $forcefile = $st_prefix . "force-one-run";
if (-e $forcefile)
{
$forcerun = 1;
unlink $forcefile;
}
# try to allow core files to be produced.
# another way would be for the calling environment
# to call ulimit. We do this in an eval so failure is
# not fatal.
unless ($using_msvc)
{
eval{
require BSD::Resource;
BSD::Resource->import();
# explicit sub calls here. using & keeps compiler happy
my $coreok = setrlimit(&RLIMIT_CORE,&RLIM_INFINITY,&RLIM_INFINITY);
die "setrlimit" unless $coreok;
};
warn "failed to unlimit core size: $@" if $@ && $verbose > 1;
}
# the time we take the snapshot
use vars qw($now);
$now=time;
my $installdir = "$buildroot/$branch/inst";
my $dbstarted;
my $extraconf;
my $main_pid = $$;
my $waiter_pid;
# cleanup handler for all exits
END
{
return if (defined($waiter_pid) && $waiter_pid == $$);
kill('TERM', $waiter_pid) if $waiter_pid;
# clean up temp file
unlink $ENV{TEMP_CONFIG} if $extraconf;
# if we have the lock we must already be in the build root, so
# removing things there should be safe.
# there should only be anything to cleanup if we didn't have
# success.
if ( $have_lock
&& !-d "$pgsql"
&& $PGBuild::conf{rm_worktrees}
&& !$from_source)
{
# remove work tree on success, if configured
$scm->rm_worktree();
}
if ( $have_lock && -d "$pgsql")
{
if ($dbstarted)
{
chdir $installdir;
system(qq{"bin/pg_ctl" -D data stop >$devnull 2>&1});
foreach my $loc (@locales)
{
next unless -d "data-$loc";
system(qq{"bin/pg_ctl" -D "data-$loc" stop >$devnull 2>&1});
}
chdir $branch_root;
}
if ( !$from_source && $keep_errs)
{
print "moving kept error trees\n" if $verbose;
my $timestr = strftime "%Y-%m-%d_%H-%M-%S", localtime($now);
unless (move("$pgsql", "pgsqlkeep.$timestr"))
{
print "error renaming '$pgsql' to 'pgsqlkeep.$timestr': $!";
}
if (-d "inst")
{
unless(move("inst", "instkeep.$timestr"))
{
print "error renaming 'inst' to 'instkeep.$timestr': $!";
}
}
}
else
{
rmtree("inst") unless $keepall;
rmtree("$pgsql") unless ($from_source || $keepall);
}
# only keep the cache in cases of success, if config flag is set
if ($ccache_failure_remove)
{
rmtree("$ccachedir") if $ccachedir;
}
}
# get the modules to clean up after themselves
process_module_hooks('cleanup');
if ($have_lock)
{
if ($use_vpath && !$from_source)
{
# vpath builds leave some stuff lying around in the
# source dir, unfortunately. This should clean it up.
$scm->cleanup();
}
close($lockfile);
unlink("builder.LCK");
}
}
$waiter_pid = spawn(\&wait_timeout,$wait_timeout) if $wait_timeout;
# Prepend the DEFAULT settings (if any) to any settings for the
# branch. Since we're mangling this, deep clone $extra_config
# so the config object is kept as given. This is done using
# Dumper() because the MSys DTK perl doesn't have Storable. This
# is less efficient but it hardly matters here for this shallow
# structure.
eval Data::Dumper->Dump([$extra_config],['extra_config']);
if ($extra_config && $extra_config->{DEFAULT})
{
if (!exists $extra_config->{$branch})
{
$extra_config->{$branch} = $extra_config->{DEFAULT};
}
else
{
unshift(@{$extra_config->{$branch}}, @{$extra_config->{DEFAULT}});
}
}
if ($extra_config && $extra_config->{$branch})
{
my $tmpname;
($extraconf,$tmpname) =File::Temp::tempfile(
'buildfarm-XXXXXX',
DIR => File::Spec->tmpdir(),
UNLINK => 1
);
die 'no $tmpname!' unless $tmpname;
$ENV{TEMP_CONFIG} = $tmpname;
foreach my $line (@{$extra_config->{$branch}})
{
print $extraconf "$line\n";
}
autoflush $extraconf 1;
}
use vars qw($steps_completed);
$steps_completed = "";
my @changed_files;
my @changed_since_success;
my $last_status;
my $last_run_snap;
my $last_success_snap;
my $current_snap;
my @filtered_files;
my $savescmlog = "";
$ENV{PGUSER} = 'buildfarm';
check_port_is_ok($buildport, 'Pre');
if ($from_source_clean)
{
print time_str(),"cleaning source in $pgsql ...\n";
clean_from_source();
}
elsif (!$from_source)
{
# see if we need to run the tests (i.e. if either something has changed or
# we have gone over the force_every heartbeat time)
print time_str(),"checking out source ...\n" if $verbose;
my $timeout_pid;
$timeout_pid = spawn(\&scm_timeout,$scm_timeout_secs)
if $scm_timeout_secs;
$savescmlog = $scm->checkout($branch);
$steps_completed = "SCM-checkout";
process_module_hooks('checkout',$savescmlog);
if ($timeout_pid)
{
# don't kill me, I finished in time
if (kill(SIGTERM, $timeout_pid))
{
# reap the zombie
waitpid($timeout_pid,0);
}
}
print time_str(),"checking if build run needed ...\n" if $verbose;
# transition to new time processing
unlink "last.success";
# get the timestamp data
$last_status = find_last('status') || 0;
$last_run_snap = find_last('run.snap');
$last_success_snap = find_last('success.snap');
$forcerun = 1 unless (defined($last_run_snap));
# updated by find_changed to last mtime of any file in the repo
$current_snap=0;
# see if we need to force a build
$last_status = 0
if ( $last_status
&& $force_every
&&$last_status+($force_every*3600) < $now);
$last_status = 0 if $forcerun;
# see what's changed since the last time we did work
$scm->find_changed(\$current_snap,$last_run_snap, $last_success_snap,
\@changed_files,\@changed_since_success);
#ignore changes to files specified by the trigger exclude filter, if any
if (defined($trigger_exclude))
{
@filtered_files = grep { !m[$trigger_exclude] } @changed_files;
}
else
{
@filtered_files = @changed_files;
}
#ignore changes to files NOT specified by the trigger include filter, if any
if (defined($trigger_include))
{
@filtered_files = grep { m[$trigger_include] } @filtered_files;
}
my $modules_need_run;
process_module_hooks('need-run',\$modules_need_run);
# if no build required do nothing
if ($last_status && !@filtered_files && !$modules_need_run)
{
print time_str(),
"No build required: last status = ",scalar(gmtime($last_status)),
" GMT, current snapshot = ",scalar(gmtime($current_snap))," GMT,",
" changed files = ",scalar(@filtered_files),"\n"
if $verbose;
rmtree("$pgsql");
exit 0;
}
# get version info on both changed files sets
# XXX modules support?
$scm->get_versions(\@changed_files);
$scm->get_versions(\@changed_since_success);
} # end of unless ($from_source)
cleanlogs();
writelog('SCM-checkout',$savescmlog) unless $from_source;
$scm->log_id() unless $from_source;
# copy/create according to vpath/scm settings
if ($use_vpath)
{
print time_str(),"creating vpath build dir $pgsql ...\n" if $verbose;
mkdir $pgsql || die "making $pgsql: $!";
}
elsif (!$from_source && $scm->copy_source_required())
{
print time_str(),"copying source to $pgsql ...\n" if $verbose;
$scm->copy_source($using_msvc);
}
process_module_hooks('setup-target');
# start working
set_last('status',$now) unless $nostatus;
set_last('run.snap',$current_snap) unless $nostatus;
my $started_times = 0;
# counter for temp installs. if it gets high enough
# (currently 3) we can set NO_TEMP_INSTALL.
use vars qw($temp_installs);
$temp_installs = 0;
# each of these routines will call send_result, which calls exit,
# on any error, so each step depends on success in the previous
# steps.
print time_str(),"running configure ...\n" if $verbose;
configure();
# module configure has to wait until we have built and installed the base
# so see below
make();
make_check();
# contrib is built under the standard build step for msvc
make_contrib() unless ($using_msvc);
make_testmodules()
if (!$using_msvc && ($branch eq 'HEAD' || $branch ge 'REL9_5'));
make_doc() if (check_optional_step('build_docs'));
make_install();
# contrib is installed under standard install for msvc
make_contrib_install() unless ($using_msvc);
make_testmodules_install()
if (!$using_msvc && ($branch eq 'HEAD' || $branch ge 'REL9_5'));
process_module_hooks('configure');
process_module_hooks('build');
process_module_hooks("check");
process_module_hooks('install');
make_bin_installcheck();
run_misc_tests();
foreach my $locale (@locales)
{
last unless step_wanted('install');
print time_str(),"setting up db cluster ($locale)...\n" if $verbose;
initdb($locale);
print time_str(),"starting db ($locale)...\n" if $verbose;
start_db($locale);
make_install_check($locale);
process_module_hooks('installcheck', $locale);
if ( -d "$pgsql/src/test/isolation"
&& $locale eq 'C'
&& step_wanted('isolation-check'))
{
# restart the db to clear the log file
print time_str(),"restarting db ($locale)...\n" if $verbose;
stop_db($locale);
start_db($locale);
print time_str(),"running make isolation check ...\n" if $verbose;
make_isolation_check($locale);
}
if (
step_wanted('pl-install-check')
&& (
(!$using_msvc && (grep {/--with-(perl|python|tcl)/ } @$config_opts))
|| (
$using_msvc
&& ( defined($config_opts->{perl})
|| defined($config_opts->{python})
|| defined($config_opts->{tcl}))
)
)
)
{
# restart the db to clear the log file
print time_str(),"restarting db ($locale)...\n" if $verbose;
stop_db($locale);
start_db($locale);
print time_str(),"running make PL installcheck ($locale)...\n"
if $verbose;
make_pl_install_check($locale);
}
if (step_wanted('contrib-install-check'))
{
# restart the db to clear the log file
print time_str(),"restarting db ($locale)...\n" if $verbose;
stop_db($locale);
start_db($locale);
print time_str(),"running make contrib installcheck ($locale)...\n"
if $verbose;
make_contrib_install_check($locale);
}
if (step_wanted('testmodules-install-check')
&&($branch eq 'HEAD' || $branch ge 'REL9_5'))
{
print time_str(),"restarting db ($locale)...\n" if $verbose;
stop_db($locale);
start_db($locale);
print time_str(),"running make test-modules installcheck ($locale)...\n"
if $verbose;
make_testmodules_install_check($locale);
}
print time_str(),"stopping db ($locale)...\n" if $verbose;
stop_db($locale);
process_module_hooks('locale-end',$locale);
rmtree("$installdir/data-$locale")
unless $keepall;
}
# ecpg checks are not supported in 8.1 and earlier
if (($branch eq 'HEAD' || $branch gt 'REL8_2') && step_wanted('ecpg-check'))
{
print time_str(),"running make ecpg check ...\n" if $verbose;
make_ecpg_check();
}
if (check_optional_step('find_typedefs') || $find_typedefs)
{
print time_str(),"running find_typedefs ...\n" if $verbose;
find_typedefs();
}
check_port_is_ok($buildport,'Post');
# if we get here everything went fine ...
my $saved_config = get_config_summary();
rmtree("inst"); # only keep failures
rmtree("$pgsql") unless $from_source;
print(time_str(),"OK\n") if $verbose;
send_result("OK");
exit;
############## end of main program ###########################
sub print_help
{
print qq!
usage: $0 [options] [branch]
where options are one or more of:
--nosend = don't send results
--nostatus = don't set status files
--force = force a build run (ignore status files)
--from-source=/path = use source in path, not from SCM
or
--from-source-clean=/path = same as --from-source, run make distclean first
--find-typedefs = extract list of typedef symbols
--config=/path/to/file = alternative location for config file
--keepall = keep directories if an error occurs
--verbose[=n] = verbosity (default 1) 2 or more = huge output.
--quiet = suppress normal error message
--test = short for --nosend --nostatus --verbose --force
--skip-steps=list = skip certain steps
--only-steps=list = only do certain steps, not allowed with skip-steps
Default branch is HEAD. Usually only the --config option should be necessary.
!;
exit(0);
}
sub time_str
{
my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime(time);
return sprintf("[%.2d:%.2d:%.2d] ",$hour, $min, $sec);
}
sub step_wanted
{
my $step = shift;
return $only_steps{$step} if (keys %only_steps);
return !$skip_steps{$step} if (keys %skip_steps);
return 1; # default is everything is wanted
}
sub register_module_hooks
{
my $who = shift;
my $what = shift;
while (my ($hook,$func) = each %$what)
{
$module_hooks{$hook} ||= [];
push(@{$module_hooks{$hook}},[$func,$who]);
}
}
sub process_module_hooks
{
my $hook = shift;
# pass remaining args (if any) to module func
foreach my $module (@{$module_hooks{$hook}})
{
my ($func,$module_instance) = @$module;
&$func($module_instance, @_);
}
}
sub check_optional_step
{
my $step = shift;
my $oconf;
my $shandle;
return undef unless ref($oconf = $optional_steps->{$step});
if ($oconf->{branches})
{
return undef unless grep {$_ eq $branch} @{$oconf->{branches}};
}
my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) =localtime(time);
return undef if (exists $oconf->{min_hour} && $hour < $oconf->{min_hour});
return undef if (exists $oconf->{max_hour} && $hour > $oconf->{max_hour});
return undef
if (exists $oconf->{dow}
&& grep {$_ eq $wday} @{$oconf->{dow}});
my $last_step = $last_status = find_last("$step") || 0;
return undef
if (exists($oconf->{min_hours_since})
&& time < $last_step + (3600 * $oconf->{min_hours_since}));
set_last("$step") unless $nostatus;
return 1;
}
sub clean_from_source
{
if (-e "$pgsql/GNUmakefile")
{
# fixme for MSVC
my @makeout = run_log("cd $pgsql && $make distclean");
my $status = $? >>8;
writelog('distclean',\@makeout);
print "======== distclean log ===========\n",@makeout if ($verbose > 1);
send_result('distclean',$status,\@makeout) if $status;
}
}
sub interrupt_exit
{
my $signame = shift;
print "Exiting on signal $signame\n";
exit(1);
}
sub cleanlogs
{
my $lrname = $st_prefix . $logdirname;
rmtree("$lrname");
mkdir "$lrname" || die "can't make $lrname dir: $!";
}
sub writelog
{
my $stage = shift;
my $fname = "$stage.log";