]> git.proxmox.com Git - pve-firewall.git/blobdiff - src/PVE/API2/Firewall/Groups.pm
bump version to 5.0.5
[pve-firewall.git] / src / PVE / API2 / Firewall / Groups.pm
index a929236357c25201e85b5df5ab7eb6af32a2bf92..ffdc45c1889e3d2af1906e412bca2601601c595f 100644 (file)
@@ -3,50 +3,197 @@ package PVE::API2::Firewall::Groups;
 use strict;
 use warnings;
 use PVE::JSONSchema qw(get_standard_option);
+use PVE::Exception qw(raise raise_param_exc);
 
 use PVE::Firewall;
 use PVE::API2::Firewall::Rules;
 
-use Data::Dumper; # fixme: remove
 
 use base qw(PVE::RESTHandler);
 
+my $get_security_group_list = sub {
+    my ($cluster_conf) = @_;
+
+    my $res = [];
+    foreach my $group (sort keys %{$cluster_conf->{groups}}) {
+       my $data = {
+           group => $group,
+       };
+       if (my $comment = $cluster_conf->{group_comments}->{$group}) {
+           $data->{comment} = $comment;
+       }
+       push @$res, $data;
+    }
+
+    my ($list, $digest) = PVE::Firewall::copy_list_with_digest($res);
+
+    return wantarray ? ($list, $digest) : $list;
+};
+
+my $rename_fw_rules = sub {
+    my ($old, $new, $rules) = @_;
+
+    for my $rule (@{$rules}) {
+       next if ($rule->{type} ne "group" || $rule->{action} ne $old);
+       $rule->{action} = $new;
+    }
+};
+
 __PACKAGE__->register_method({
-    name => 'list',
+    name => 'list_security_groups',
     path => '',
     method => 'GET',
     description => "List security groups.",
+    permissions => { user => 'all' },
     parameters => {
        additionalProperties => 0,
+       properties => {},
     },
     returns => {
        type => 'array',
        items => {
            type => "object",
-           properties => { 
-               name => {
-                   description => "Security group name.",
+           properties => {
+               group => get_standard_option('pve-security-group-name'),
+               digest => get_standard_option('pve-config-digest', { optional => 0} ),
+               comment => {
                    type => 'string',
-               },
+                   optional => 1,
+               }
            },
        },
-       links => [ { rel => 'child', href => "{name}" } ],
+       links => [ { rel => 'child', href => "{group}" } ],
     },
     code => sub {
        my ($param) = @_;
 
        my $cluster_conf = PVE::Firewall::load_clusterfw_conf();
 
-       my $res = [];
-       foreach my $group (keys %{$cluster_conf->{groups}}) {
-           push @$res, { name => $group, count => scalar(@{$cluster_conf->{groups}->{$group}}) };
-       }
+       return &$get_security_group_list($cluster_conf);
+    }});
+
+__PACKAGE__->register_method({
+    name => 'create_security_group',
+    path => '',
+    method => 'POST',
+    description => "Create new security group.",
+    protected => 1,
+    permissions => {
+       check => ['perm', '/', [ 'Sys.Modify' ]],
+    },
+    parameters => {
+       additionalProperties => 0,
+       properties => {
+           group => get_standard_option('pve-security-group-name'),
+           comment => {
+               type => 'string',
+               optional => 1,
+           },
+           rename => get_standard_option('pve-security-group-name', {
+               description => "Rename/update an existing security group. You can set 'rename' to the same value as 'name' to update the 'comment' of an existing group.",
+               optional => 1,
+           }),
+           digest => get_standard_option('pve-config-digest'),
+       },
+    },
+    returns => { type => 'null' },
+    code => sub {
+       my ($param) = @_;
+
+       my $group = $param->{group};
+       my $rename = $param->{rename};
+       my $comment = $param->{comment};
+
+       PVE::Firewall::lock_clusterfw_conf(10, sub {
+           my $cluster_conf = PVE::Firewall::load_clusterfw_conf();
+
+           if ($rename) {
+               my (undef, $digest) = &$get_security_group_list($cluster_conf);
+               PVE::Tools::assert_if_modified($digest, $param->{digest});
+
+               raise_param_exc({ group => "Security group '$rename' does not exist" })
+                   if !$cluster_conf->{groups}->{$rename};
+
+               # prevent overwriting an existing group
+               raise_param_exc({ group => "Security group '$group' does already exist" })
+                   if $cluster_conf->{groups}->{$group} &&
+                   $group ne $rename;
+
+               if ($rename eq $group) {
+                   $cluster_conf->{group_comments}->{$rename} = $comment if defined($comment);
+                   PVE::Firewall::save_clusterfw_conf($cluster_conf);
+                   return;
+               }
+
+               # Create an exact copy of the old security group
+               $cluster_conf->{groups}->{$group} = $cluster_conf->{groups}->{$rename};
+               $cluster_conf->{group_comments}->{$group} = $cluster_conf->{group_comments}->{$rename};
+
+               # Update comment if provided
+               $cluster_conf->{group_comments}->{$group} = $comment if defined($comment);
+
+               # Write the copy to the cluster config, so that if something fails inbetween, the new firewall
+               # rules won't be broken when the new name is referenced
+               PVE::Firewall::save_clusterfw_conf($cluster_conf);
+
+               # Update all the host configs to the new copy
+               my $hosts = PVE::Cluster::get_nodelist();
+               foreach my $host (@$hosts) {
+                   PVE::Firewall::lock_hostfw_conf($host, 10, sub {
+                       my $host_conf_path = "/etc/pve/nodes/$host/host.fw";
+                       my $host_conf = PVE::Firewall::load_hostfw_conf($cluster_conf, $host_conf_path);
+
+                       if (defined($host_conf)) {
+                           &$rename_fw_rules($rename,
+                               $group,
+                               $host_conf->{rules});
+                           PVE::Firewall::save_hostfw_conf($host_conf, $host_conf_path);
+                       }
+                   });
+               }
+
+               # Update all the VM configs
+               my $vms = PVE::Cluster::get_vmlist();
+               foreach my $vm (keys %{$vms->{ids}}) {
+                   PVE::Firewall::lock_vmfw_conf($vm, 10, sub {
+                       my $vm_type = $vms->{ids}->{$vm}->{type} eq "lxc" ? "ct" : "vm";
+                       my $vm_conf = PVE::Firewall::load_vmfw_conf($cluster_conf, $vm_type, $vm, "/etc/pve/firewall");
+
+                       if (defined($vm_conf)) {
+                           &$rename_fw_rules($rename,
+                               $group,
+                               $vm_conf->{rules});
+                           PVE::Firewall::save_vmfw_conf($vm, $vm_conf);
+                       }
+                   });
+               }
+
+               # And also update the cluster itself
+               &$rename_fw_rules($rename,
+                   $group,
+                   $cluster_conf->{rules});
+
+               # Now that everything has been updated, the old rule can be deleted
+               delete $cluster_conf->{groups}->{$rename};
+               delete $cluster_conf->{group_comments}->{$rename};
+           } else {
+               foreach my $name (keys %{$cluster_conf->{groups}}) {
+                   raise_param_exc({ group => "Security group '$name' already exists" })
+                       if $name eq $group;
+               }
+
+               $cluster_conf->{groups}->{$group} = [];
+               $cluster_conf->{group_comments}->{$group} = $comment if defined($comment);
+           }
+
+           PVE::Firewall::save_clusterfw_conf($cluster_conf);
+       });
 
-       return $res;
+       return undef;
     }});
 
 __PACKAGE__->register_method ({
-    subclass => "PVE::API2::Firewall::GroupRules",  
+    subclass => "PVE::API2::Firewall::GroupRules",
     path => '{group}',
 });