diff options
Diffstat (limited to 'scripts')
-rw-r--r-- | scripts/VyattaClusterConfig.pm | 380 | ||||
-rwxr-xr-x | scripts/vyatta-show-cluster.pl | 4 | ||||
-rwxr-xr-x | scripts/vyatta-update-cluster.pl | 4 |
3 files changed, 4 insertions, 384 deletions
diff --git a/scripts/VyattaClusterConfig.pm b/scripts/VyattaClusterConfig.pm deleted file mode 100644 index 3b564eb..0000000 --- a/scripts/VyattaClusterConfig.pm +++ /dev/null @@ -1,380 +0,0 @@ -package VyattaClusterConfig; - -use strict; -use lib "/opt/vyatta/share/perl5/"; -use VyattaConfig; - -my $DEFAULT_INITDEAD = 30000; -my $DEFAULT_DEADPING = 30000; -my $MIN_DEAD = 300; -my $MIN_KEEP = 100; -my $DEFAULT_LOG_FACILITY = 'daemon'; -my $SERVICE_DIR = "/etc/init.d"; -my $RESOURCE_SCRIPT_DIR = "/etc/ha.d/resource.d"; - -# for heartbeat -my $DEFAULT_MCAST_GROUP = '239.251.252.253'; -my $DEFAULT_UDP_PORT = '694'; -my $DEFAULT_TTL = '1'; - -my $HA_WATCHLINK_ID = 'ha'; - -my %fields = ( - _interface => undef, - _mcast_grp => undef, - _pre_shared => undef, - _keepalive_itvl => undef, - _dead_itvl => undef, - _groups => {}, - _is_empty => 1, -); - -sub new { - my $that = shift; - my $class = ref ($that) || $that; - my $self = { - %fields, - }; - - bless $self, $class; - return $self; -} - -sub setup { - my ( $self, $level ) = @_; - my $config = new VyattaConfig; - - $config->setLevel("$level"); - my @nodes = $config->listNodes(); - if (scalar(@nodes) <= 0) { - $self->{_is_empty} = 1; - return 0; - } else { - $self->{_is_empty} = 0; - } - - my @tmp = $config->returnValues("interface"); - $self->{_interface} = [ @tmp ]; - $self->{_mcast_grp} = $config->returnValue("mcast-group"); - $self->{_pre_shared} = $config->returnValue("pre-shared-secret"); - $self->{_keepalive_itvl} = $config->returnValue("keepalive-interval"); - $self->{_dead_itvl} = $config->returnValue("dead-interval"); - - $config->setLevel("$level group"); - my @groups = $config->listNodes(); - my $group; - for $group (@groups) { - my $hashref = {}; - $config->setLevel("$level group $group"); - $hashref->{_primary} = $config->returnValue("primary"); - @tmp = $config->returnValues("secondary"); - $hashref->{_secondary} = [ @tmp ]; - $hashref->{_auto_failback} = $config->returnValue("auto-failback"); - @tmp = $config->returnValues("monitor"); - $hashref->{_monitor} = [ @tmp ]; - @tmp = $config->returnValues("service"); - $hashref->{_service} = [ @tmp ]; - $self->{_groups}->{$group} = $hashref; - } - - return 0; -} - -sub setupOrig { - my ( $self, $level ) = @_; - my $config = new VyattaConfig; - - $config->setLevel("$level"); - my @nodes = $config->listOrigNodes(); - if (scalar(@nodes) <= 0) { - $self->{_is_empty} = 1; - return 0; - } else { - $self->{_is_empty} = 0; - } - - my @tmp = $config->returnOrigValues("interface"); - $self->{_interface} = [ @tmp ]; - $self->{_mcast_grp} = $config->returnOrigValue("mcast-group"); - $self->{_pre_shared} = $config->returnOrigValue("pre-shared-secret"); - $self->{_keepalive_itvl} = $config->returnOrigValue("keepalive-interval"); - $self->{_dead_itvl} = $config->returnOrigValue("dead-interval"); - - $config->setLevel("$level group"); - my @groups = $config->listOrigNodes(); - my $group; - for $group (@groups) { - my $hashref = {}; - $config->setLevel("$level group $group"); - $hashref->{_primary} = $config->returnOrigValue("primary"); - @tmp = $config->returnOrigValues("secondary"); - $hashref->{_secondary} = [ @tmp ]; - $hashref->{_auto_failback} = $config->returnOrigValue("auto-failback"); - @tmp = $config->returnOrigValues("monitor"); - $hashref->{_monitor} = [ @tmp ]; - @tmp = $config->returnOrigValues("service"); - $hashref->{_service} = [ @tmp ]; - $self->{_groups}->{$group} = $hashref; - } - - return 0; -} - -sub primaryNode { - my ($self) = @_; - my @groups = keys %{$self->{_groups}}; - my $hashref = $self->{_groups}->{$groups[0]}; - return $hashref->{_primary}; -} - -sub secondaryNode { - my ($self) = @_; - my @groups = keys %{$self->{_groups}}; - my $hashref = $self->{_groups}->{$groups[0]}; - return ${$hashref->{_secondary}}[0]; -} - -sub monitorNodes { - my ($self) = @_; - my @groups = keys %{$self->{_groups}}; - my $hashref = $self->{_groups}->{$groups[0]}; - return @{$hashref->{_monitor}}; -} - -sub serviceStr { - my ($self) = @_; - my @groups = keys %{$self->{_groups}}; - my $hashref = $self->{_groups}->{$groups[0]}; - return (join " ", @{$hashref->{_service}}); -} - -sub isEmpty { - my ($self) = @_; - return $self->{_is_empty}; -} - -sub authkeys { - my ($self) = @_; - my $key = $self->{_pre_shared}; - return (undef, "pre-shared secret not defined") if (!defined($key)); - my $str =<<EOS; -auth 1 -1 sha1 $key -EOS - return ($str, undef); -} - -sub check_interfaces { - my ($exist_only, @interfaces) = @_; - foreach (@interfaces) { - system("ip addr show $_ >& /dev/null"); - if ($? >> 8) { - return "interface $_ does not exist"; - } - next if ($exist_only); - - my $link = `ip link show $_ | grep $_`; - if (($link =~ /NO-CARRIER/) || !($link =~ /,UP/)) { - return "interface $_ is not connected"; - } - system("ip addr show dev $_ |grep 'inet ' |grep -q 'scope global'"); - if ($? >> 8) { - return "interface $_ is not configured"; - } - } - return undef; -} - -sub ha_cf { - my ($self) = @_; - my @groups = keys %{$self->{_groups}}; - return (undef, "no resource group defined") if ($#groups < 0); - return (undef, "using multiple resource groups is not supported yet") - if ($#groups > 0); - - my $ierr = check_interfaces(0, @{$self->{_interface}}); - if (defined($ierr)) { - return (undef, $ierr); - } - my $interfaces = ''; - foreach my $intf (@{$self->{_interface}}) { - $interfaces .= "mcast $intf "; - $interfaces .= ((defined($self->{_mcast_grp})) - ? "$self->{_mcast_grp} " : "$DEFAULT_MCAST_GROUP "); - $interfaces .= "$DEFAULT_UDP_PORT $DEFAULT_TTL 0\n"; - } - - my $kitvl = $self->{_keepalive_itvl}; - my $ditvl = $self->{_dead_itvl}; - - my $hashref = $self->{_groups}->{$groups[0]}; - my $primary = $hashref->{_primary}; - my @secondaries = @{$hashref->{_secondary}}; - my $pings = join " ", @{$hashref->{_monitor}}; - my $auto_failback = ($hashref->{_auto_failback} eq "true") ? - "on" : "off"; - my $my_name = `uname -n`; - chomp $my_name; - - return (undef, "heartbeat interface(s) not defined") if ($interfaces eq ""); - return (undef, "keepalive interval not defined") if (!defined($kitvl)); - return (undef, "dead interval not defined") if (!defined($ditvl)); - return (undef, "cluster primary system not defined") - if (!defined($primary)); - return (undef, "cluster secondary node(s) not defined") - if ($#secondaries < 0); - return (undef, "using multiple secondary nodes is not supported yet") - if ($#secondaries > 0); - return (undef, - "dead interval must be at least $MIN_DEAD milliseconds") - if ($ditvl < $MIN_DEAD); - return (undef, - "keepalive interval must be at least $MIN_KEEP milliseconds") - if ($kitvl < $MIN_KEEP); - return (undef, - "dead interval must be more than twice the keepalive interval") - if ($ditvl <= (2 * $kitvl)); - return (undef, - "dead interval must be smaller than $DEFAULT_INITDEAD milliseconds") - if ($ditvl >= $DEFAULT_INITDEAD); - return (undef, - "the current node '$my_name' is not defined in the configuration") - if (($my_name ne $primary) && ($my_name ne $secondaries[0])); - - my $monitor_str = ""; - if ($pings ne "") { - $monitor_str = "\nping $pings\n" - . "respawn hacluster /usr/lib/heartbeat/ipfail"; - } - - my $wtime = int($kitvl * 2); - if ($wtime > $ditvl) { - $wtime = $ditvl; - } - - # convert to seconds (HA calls "sleep" with this) - $ditvl /= 1000; - - my $str =<<EOS; -keepalive ${kitvl}ms -deadtime ${ditvl} -warntime ${wtime}ms -initdead ${DEFAULT_INITDEAD}ms -deadping ${DEFAULT_DEADPING}ms -logfacility $DEFAULT_LOG_FACILITY -${interfaces}auto_failback $auto_failback -node $primary $secondaries[0]$monitor_str -EOS - - return ($str, undef); -} - -sub isValidIPSpec { - my $str = shift; - my @comps = split /\//, $str; - return 0 if ($#comps < 1); - return 0 if ($#comps > 3); - return 0 if (!isValidIPv4($comps[0])); - # check optional prefix len - if (defined($comps[1])) { - return 0 if (!($comps[1] =~ m/^\d+$/)); - return 0 if (($comps[1] > 32) || ($comps[1] < 0)); - } - # check optional interface - if (defined($comps[2])) { - return 0 if (defined(check_interfaces(1, $comps[2]))); - } - # check optional broadcast addr - if (defined($comps[3])) { - return 0 if (!isValidIPv4($comps[3])); - } - return 1; -} - -sub isValidIPv4 { - my $str = shift; - return 0 if (!($str =~ m/^(\d+)\.(\d+)\.(\d+)\.(\d+)$/)); - my ($a1, $a2, $a3, $a4) = ($1, $2, $3, $4); - return 1 if (($a1 >= 0 && $a1 < 256) && ($a2 >= 0 && $a2 < 256) - && ($a3 >= 0 && $a3 < 256) && ($a4 >= 0 && $a4 < 256)); - return 0; -} - -my @service_list = (); -sub isValidService { - my $service = shift; - if ($service =~ /^([^:]+)::/) { - my $script = $1; - return 0 if (! -e "$RESOURCE_SCRIPT_DIR/$script"); - return 1; - } - if (scalar(@service_list) == 0) { - opendir(SDIR, "$SERVICE_DIR") - or (print STDERR "Error: can't open $SERVICE_DIR" && return 0); - @service_list = grep !/^\./, readdir SDIR; - } - return 1 if (grep /^$service$/, @service_list); - return 0; -} - -sub haresources { - my ($self) = @_; - my @groups = keys %{$self->{_groups}}; - return (undef, "no resource group defined") if ($#groups < 0); - return (undef, "using multiple resource groups is not supported yet") - if ($#groups > 0); - - my $hashref = $self->{_groups}->{$groups[0]}; - my $primary = $hashref->{_primary}; - - my @init_services = (); - my @ip_addresses = (); - foreach (@{$hashref->{_service}}) { - if (!isValidIPSpec($_)) { - if (isValidService($_)) { - push @init_services, $_; - } else { - return (undef, "\"$_\" is not a valid IP address " - . "(with subnet mask length) or service name"); - } - } else { - push @ip_addresses, "IPaddr2-vyatta::$_"; - } - } - # this forces all ip addresses to be before all services, which may not - # be the desirable behavior in all cases. - my $ip_str = join " ", @ip_addresses; - my $serv_str = join " ", @init_services; - my $services = join " ", ($ip_str, $serv_str); - return (undef, "cluster primary system not defined") if (!defined($primary)); - return (undef, "cluster service(s) not defined") if ($services eq ""); - - my $str =<<EOS; -$primary $services -EOS - - return ($str, undef, @init_services); -} - -sub print_str { - my ($self) = @_; - my $str = "cluster"; - $str .= "\n interface " . (join ",", @{$self->{_interface}}); - $str .= "\n pre-shared-secret $self->{_pre_shared}"; - $str .= "\n keepalive-interval $self->{_keepalive_itvl}"; - $str .= "\n dead-interval $self->{_dead_itvl}"; - my $group; - foreach $group (keys %{$self->{_groups}}) { - $str .= "\n group $group"; - my $hashref = $self->{_groups}->{$group}; - $str .= "\n primary $hashref->{_primary}"; - $str .= "\n secondary " . (join ",", @{$hashref->{_secondary}}); - $str .= "\n monitor " . (join ",", @{$hashref->{_monitor}}); - $str .= "\n service " . (join ",", @{$hashref->{_service}}); - } - - return $str; -} - -1; - diff --git a/scripts/vyatta-show-cluster.pl b/scripts/vyatta-show-cluster.pl index 2ad29ce..cd54968 100755 --- a/scripts/vyatta-show-cluster.pl +++ b/scripts/vyatta-show-cluster.pl @@ -1,8 +1,8 @@ #!/usr/bin/perl use strict; -use lib "/opt/vyatta/share/perl5/"; -use VyattaClusterConfig; +use lib "/opt/vyatta/share/perl5"; +use Vyatta::Cluster::Config; my $CL_STATUS = "/usr/bin/cl_status"; diff --git a/scripts/vyatta-update-cluster.pl b/scripts/vyatta-update-cluster.pl index dbe4b74..c2a438c 100755 --- a/scripts/vyatta-update-cluster.pl +++ b/scripts/vyatta-update-cluster.pl @@ -1,8 +1,8 @@ #!/usr/bin/perl use strict; -use lib "/opt/vyatta/share/perl5/"; -use VyattaClusterConfig; +use lib "/opt/vyatta/share/perl5"; +use Vyatta::Cluster::Config; my $HA_DIR = "/etc/ha.d"; my $HA_INIT = "/etc/init.d/heartbeat"; |