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kelvichkelvich
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start/stop cluster
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‎contrib/mmts/testeaux/Cluster.pm

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package Cluster;
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use strict;
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use warnings;
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use PostgresNode;
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use TestLib;
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use Test::More;
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use Cwd;
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use List::Util;
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my %allocated_ports = ();
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sub allocate_ports
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{
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my @allocated_now = ();
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my ($host, $ports_to_alloc) = @_;
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while ($ports_to_alloc > 0)
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{
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my $port = int(rand() * 16384) + 49152;
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# # try to use ordinary ports if available
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# if (!@allocated_now)
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# my $port = 5432;
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# else
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# my $port = max(@allocated_now) + 1;
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next if $allocated_ports{$port};
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diag("checking for port $port\n");
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if (!TestLib::run_log(['pg_isready', '-h', $host, '-p', $port]))
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{
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$allocated_ports{$port} = 1;
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push(@allocated_now, $port);
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$ports_to_alloc--;
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}
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}
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return @allocated_now;
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}
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sub new
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{
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my ($class, $nodenum) = @_;
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my $nodes = [];
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foreach my $i (1..$nodenum)
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{
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my $host = "127.0.0.1";
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my ($pgport, $raftport) = allocate_ports($host, 2);
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my $node = new PostgresNode("node$i", $host, $pgport);
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$node->{id} = $i;
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$node->{raftport} = $raftport;
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push(@$nodes, $node);
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}
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my $self = {
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nodenum => $nodenum,
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nodes => $nodes,
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};
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bless $self, $class;
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return $self;
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}
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sub init
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{
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my ($self) = @_;
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my $nodes = $self->{nodes};
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foreach my $node (@$nodes)
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{
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$node->init(hba_permit_replication => 0);
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}
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}
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sub detach
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{
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my ($self) = @_;
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my $nodes = $self->{nodes};
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foreach my $node (@$nodes)
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{
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delete $node->{_pid};
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}
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}
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sub configure
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{
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my ($self) = @_;
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my $nodes = $self->{nodes};
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my $connstr = join(',', map { "${ \$_->connstr('postgres') }" } @$nodes);
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my $raftpeers = join(',', map { join(':', $_->{id}, $_->host, $_->{raftport}) } @$nodes);
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foreach my $node (@$nodes)
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{
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my $id = $node->{id};
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my $host = $node->host;
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my $pgport = $node->port;
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my $raftport = $node->{raftport};
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$node->append_conf("postgresql.conf", qq(
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listen_addresses = '$host'
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unix_socket_directories = ''
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port = $pgport
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max_prepared_transactions = 200
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max_connections = 200
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max_worker_processes = 100
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wal_level = logical
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fsync = off
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max_wal_senders = 10
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wal_sender_timeout = 0
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max_replication_slots = 10
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shared_preload_libraries = 'raftable,multimaster'
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multimaster.workers = 10
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multimaster.queue_size = 10485760 # 10mb
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multimaster.node_id = $id
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multimaster.conn_strings = '$connstr'
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multimaster.use_raftable = true
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multimaster.ignore_tables_without_pk = true
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multimaster.twopc_min_timeout = 60000
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raftable.id = $id
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raftable.peers = '$raftpeers'
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));
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$node->append_conf("pg_hba.conf", qq(
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local replication all trust
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host replication all 127.0.0.1/32 trust
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host replication all ::1/128 trust
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));
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}
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}
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sub start
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{
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my ($self) = @_;
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my $nodes = $self->{nodes};
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foreach my $node (@$nodes)
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{
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$node->start();
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}
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}
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sub stop
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{
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my ($self) = @_;
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my $nodes = $self->{nodes};
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foreach my $node (@$nodes)
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{
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$node->stop();
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}
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}
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sub psql
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{
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my ($self, $index, @args) = @_;
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my $node = $self->{nodes}->[$index];
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return $node->psql(@args);
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}
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1;

‎contrib/mmts/testeaux/Makefile

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.PHONY: all
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subdir = contrib/multimaster/testeaux
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top_builddir = ../../..
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include $(top_builddir)/src/Makefile.global
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include $(top_srcdir)/contrib/contrib-global.mk
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start:
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echo "Installing postgres to SRCDIR/tmp_install"
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cd $(abs_top_builddir) && env DESTDIR='$(abs_top_builddir)'/tmp_install make install > /dev/null
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echo "Installing raftable to SRCDIR/tmp_install"
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cd $(abs_top_builddir)/contrib/raftable && env DESTDIR='$(abs_top_builddir)'/tmp_install make install
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echo "Installing mmts to SRCDIR/tmp_install"
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cd $(abs_top_builddir)/contrib/mmts && env DESTDIR='$(abs_top_builddir)'/tmp_install make install
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rm -rf $(CURDIR)/tmp_check/log
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echo "Ininializing new postgres cluster in contrib/mmts/tmp_install"
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cd $(srcdir) && TESTDIR='$(CURDIR)' PERL5LIB=$(abs_top_builddir)/src/test/perl:$(PERL5LIB) $(with_temp_install) PGPORT='6$(DEF_PGPORT)' PG_REGRESS='$(CURDIR)/$(top_builddir)/src/test/regress/pg_regress' perl run.pl
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stop:
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echo "Stopping all instances in tmp_install"
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for DIR in ./tmp_check/data_node*; do \
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pg_ctl stop -m immediate -D $$DIR/pgdata; \
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rm -rf $$DIR; \
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done

‎contrib/mmts/tests/Vagrantfile renamed to ‎contrib/mmts/testeaux/Vagrantfile

File renamed without changes.

‎contrib/mmts/testeaux/run.pl

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use strict;
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use warnings;
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use Cluster;
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use TestLib;
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use DBI;
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use File::Temp ();
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#use DBD::Pg ':async';
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#@{; eval { TestLib::end_av->object_2svref } || [] } = ();
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$File::Temp::KEEP_ALL = 1;
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my $cluster = new Cluster(3);
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$cluster->init;
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$cluster->configure;
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$cluster->start;
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$cluster->detach;
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#sleep(3600);
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