-__PACKAGE__->register_method ({
- name => 'create',
- path => 'create',
- method => 'PUT',
- description => "Generate new cluster configuration.",
- parameters => {
- additionalProperties => 0,
- properties => {
- clustername => {
- description => "The name of the cluster.",
- type => 'string', format => 'pve-node',
- maxLength => 15,
- },
- nodeid => {
- type => 'integer',
- description => "Node id for this node.",
- minimum => 1,
- optional => 1,
- },
- votes => {
- type => 'integer',
- description => "Number of votes for this node.",
- minimum => 1,
- optional => 1,
- },
- bindnet0_addr => {
- type => 'string', format => 'ip',
- description => "This specifies the network address the corosync ring 0".
- " executive should bind to and defaults to the local IP address of the node.",
- optional => 1,
- },
- ring0_addr => {
- type => 'string', format => 'address',
- description => "Hostname (or IP) of the corosync ring0 address of this node.".
- " Defaults to the hostname of the node.",
- optional => 1,
- },
- bindnet1_addr => {
- type => 'string', format => 'ip',
- description => "This specifies the network address the corosync ring 1".
- " executive should bind to and is optional.",
- optional => 1,
- },
- ring1_addr => {
- type => 'string', format => 'address',
- description => "Hostname (or IP) of the corosync ring1 address, this".
- " needs an valid bindnet1_addr.",
- optional => 1,
- },
- },
- },
- returns => { type => 'null' },
-
- code => sub {
- my ($param) = @_;
-
- -f $clusterconf && die "cluster config '$clusterconf' already exists\n";
-
- PVE::Cluster::setup_sshd_config(1);
- PVE::Cluster::setup_rootsshconfig();
- PVE::Cluster::setup_ssh_keys();
-
- -f $authfile || __PACKAGE__->keygen({filename => $authfile});
-
- -f $authfile || die "no authentication key available\n";
-
- my $clustername = $param->{clustername};
-
- $param->{nodeid} = 1 if !$param->{nodeid};
-
- $param->{votes} = 1 if !defined($param->{votes});
-
- my $nodename = PVE::INotify::nodename();
-
- my $local_ip_address = PVE::Cluster::remote_node_ip($nodename);
-
- $param->{bindnet0_addr} = $local_ip_address
- if !defined($param->{bindnet0_addr});
-
- $param->{ring0_addr} = $nodename if !defined($param->{ring0_addr});
-
- die "Param bindnet1_addr and ring1_addr are dependend, use both or none!\n"
- if (defined($param->{bindnet1_addr}) != defined($param->{ring1_addr}));
-
- my $bind_is_ipv6 = Net::IP::ip_is_ipv6($param->{bindnet0_addr});
-
- # use string as here-doc format distracts more
- my $interfaces = "interface {\n ringnumber: 0\n" .
- " bindnetaddr: $param->{bindnet0_addr}\n }";
-
- my $ring_addresses = "ring0_addr: $param->{ring0_addr}" ;
-
- # allow use of multiple rings (rrp) at cluster creation time
- if ($param->{bindnet1_addr}) {
- die "IPv6 and IPv4 cannot be mixed, use one or the other!\n"
- if Net::IP::ip_is_ipv6($param->{bindnet1_addr}) != $bind_is_ipv6;
-
- $interfaces .= "\n interface {\n ringnumber: 1\n" .
- " bindnetaddr: $param->{bindnet1_addr}\n }\n";
-
- $interfaces .= "rrp_mode: passive\n"; # only passive is stable and tested
-
- $ring_addresses .= "\n ring1_addr: $param->{ring1_addr}";
-
- } elsif($param->{rrp_mode} && $param->{rrp_mode} ne 'none') {
-
- warn "rrp_mode '$param->{rrp_mode}' useless when using only one".
- " ring, using 'none' instead";
- # corosync defaults to none if only one interface is configured
- $param->{rrp_mode} = undef;
-
- }
-
- # No, corosync cannot deduce this on its own
- my $ipversion = $bind_is_ipv6 ? 'ipv6' : 'ipv4';
-
- my $config = <<_EOD;
-totem {
- version: 2
- secauth: on
- cluster_name: $clustername
- config_version: 1
- ip_version: $ipversion
- $interfaces
-}
-
-nodelist {
- node {
- $ring_addresses
- name: $nodename
- nodeid: $param->{nodeid}
- quorum_votes: $param->{votes}
- }
-}
-
-quorum {
- provider: corosync_votequorum
-}
-
-logging {
- to_syslog: yes
- debug: off
-}
-_EOD
-;
- PVE::Tools::file_set_contents($clusterconf, $config);
-
- PVE::Cluster::ssh_merge_keys();
-
- PVE::Cluster::gen_pve_node_files($nodename, $local_ip_address);
-
- PVE::Cluster::ssh_merge_known_hosts($nodename, $local_ip_address, 1);
-
- run_command('systemctl restart pve-cluster'); # restart
-
- run_command('systemctl restart corosync'); # restart
-
- return undef;
-}});
-
-__PACKAGE__->register_method ({
- name => 'addnode',
- path => 'addnode',
- method => 'PUT',
- description => "Adds a node to the cluster configuration.",
- parameters => {
- additionalProperties => 0,
- properties => {
- node => PVE::JSONSchema::get_standard_option('pve-node'),
- nodeid => {
- type => 'integer',
- description => "Node id for this node.",
- minimum => 1,
- optional => 1,
- },
- votes => {
- type => 'integer',
- description => "Number of votes for this node",
- minimum => 0,
- optional => 1,
- },
- force => {
- type => 'boolean',
- description => "Do not throw error if node already exists.",
- optional => 1,
- },
- ring0_addr => {
- type => 'string', format => 'address',
- description => "Hostname (or IP) of the corosync ring0 address of this node.".
- " Defaults to nodes hostname.",
- optional => 1,
- },
- ring1_addr => {
- type => 'string', format => 'address',
- description => "Hostname (or IP) of the corosync ring1 address, this".
- " needs an valid bindnet1_addr.",
- optional => 1,
- },
- },
- },
- returns => { type => 'null' },
-
- code => sub {
- my ($param) = @_;
-
- if (!$param->{force} && (-t STDIN || -t STDOUT)) {
- die "error: `addnode` should not get called interactively!\nUse ".
- "`pvecm add <cluster-node>` to add a node to a cluster!\n";
- }
-
- PVE::Cluster::check_cfs_quorum();
-
- my $code = sub {
- my $conf = PVE::Cluster::cfs_read_file("corosync.conf");
- my $nodelist = PVE::Corosync::nodelist($conf);
- my $totem_cfg = PVE::Corosync::totem_config($conf);
-
- my $name = $param->{node};
-
- # ensure we do not reuse an address, that can crash the whole cluster!
- my $check_duplicate_addr = sub {
- my $addr = shift;
- return if !defined($addr);
-
- while (my ($k, $v) = each %$nodelist) {
- next if $k eq $name; # allows re-adding a node if force is set
- if ($v->{ring0_addr} eq $addr || ($v->{ring1_addr} && $v->{ring1_addr} eq $addr)) {
- die "corosync: address '$addr' already defined by node '$k'\n";
- }
- }
- };
-
- &$check_duplicate_addr($param->{ring0_addr});
- &$check_duplicate_addr($param->{ring1_addr});
-
- $param->{ring0_addr} = $name if !$param->{ring0_addr};
-
- die "corosync: using 'ring1_addr' parameter needs a configured ring 1 interface!\n"
- if $param->{ring1_addr} && !defined($totem_cfg->{interface}->{1});
-
- die "corosync: ring 1 interface configured but 'ring1_addr' parameter not defined!\n"
- if defined($totem_cfg->{interface}->{1}) && !defined($param->{ring1_addr});
-
- if (defined(my $res = $nodelist->{$name})) {
- $param->{nodeid} = $res->{nodeid} if !$param->{nodeid};
- $param->{votes} = $res->{quorum_votes} if !defined($param->{votes});
-
- if ($res->{quorum_votes} == $param->{votes} &&
- $res->{nodeid} == $param->{nodeid}) {
- print "node $name already defined\n";
- if ($param->{force}) {
- exit (0);
- } else {
- exit (-1);
- }
- } else {
- die "can't add existing node\n";
- }
- } elsif (!$param->{nodeid}) {
- my $nodeid = 1;
-
- while(1) {
- my $found = 0;
- foreach my $v (values %$nodelist) {
- if ($v->{nodeid} eq $nodeid) {
- $found = 1;
- $nodeid++;
- last;
- }
- }
- last if !$found;
- };
-
- $param->{nodeid} = $nodeid;
- }
-
- $param->{votes} = 1 if !defined($param->{votes});
-
- PVE::Cluster::gen_local_dirs($name);
-
- eval { PVE::Cluster::ssh_merge_keys(); };
- warn $@ if $@;
-
- $nodelist->{$name} = {
- ring0_addr => $param->{ring0_addr},
- nodeid => $param->{nodeid},
- name => $name,
- };
- $nodelist->{$name}->{ring1_addr} = $param->{ring1_addr} if $param->{ring1_addr};
- $nodelist->{$name}->{quorum_votes} = $param->{votes} if $param->{votes};
-
- PVE::Corosync::update_nodelist($conf, $nodelist);
- };
-
- PVE::Cluster::cfs_lock_file('corosync.conf', 10, $code);
- die $@ if $@;
-
- exit (0);
- }});
-
-
-__PACKAGE__->register_method ({
- name => 'delnode',
- path => 'delnode',
- method => 'PUT',
- description => "Removes a node to the cluster configuration.",
- parameters => {
- additionalProperties => 0,
- properties => {
- node => {
- type => 'string',
- description => "Hostname or IP of the corosync ring0 address of this node.",
- },
- },
- },
- returns => { type => 'null' },
-
- code => sub {
- my ($param) = @_;
-
- PVE::Cluster::check_cfs_quorum();
-
- my $code = sub {
- my $conf = PVE::Cluster::cfs_read_file("corosync.conf");
- my $nodelist = PVE::Corosync::nodelist($conf);
-
- my $node;
- my $nodeid;
-
- foreach my $tmp_node (keys %$nodelist) {
- my $d = $nodelist->{$tmp_node};
- my $ring0_addr = $d->{ring0_addr};
- my $ring1_addr = $d->{ring1_addr};
- if (($tmp_node eq $param->{node}) ||
- (defined($ring0_addr) && ($ring0_addr eq $param->{node})) ||
- (defined($ring1_addr) && ($ring1_addr eq $param->{node}))) {
- $node = $tmp_node;
- $nodeid = $d->{nodeid};
- last;
- }
- }
-
- die "Node/IP: $param->{node} is not a known host of the cluster.\n"
- if !defined($node);
-
- my $our_nodename = PVE::INotify::nodename();
- die "Cannot delete myself from cluster!\n" if $node eq $our_nodename;
-
- delete $nodelist->{$node};
-
- PVE::Corosync::update_nodelist($conf, $nodelist);
-
- run_command(['corosync-cfgtool','-k', $nodeid]) if defined($nodeid);
- };
-
- PVE::Cluster::cfs_lock_file('corosync.conf', 10, $code);
- die $@ if $@;
-
- return undef;
- }});
-