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4 Commits
5e06ba6b61
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c5f0a86886
Author | SHA1 | Date |
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Gibheer | c5f0a86886 | |
Gibheer | 08808fe984 | |
Gibheer | d746ad7ac0 | |
Gibheer | c2bf09fd9e |
6
main.go
6
main.go
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@ -68,7 +68,11 @@ func main() {
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s.Register("layer3domain_list", layer3DomainList)
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s.Register("layer3domain_get_attr", layer3DomainGetAttr)
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s.Register("layer3domain_set_attr", layer3DomainSetAttr)
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s.Register("ipblock_create", ipblockCreate)
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s.Register("ipblock_create", containerCreate)
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s.Register("ipblock_remove", containerDelete)
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s.Register("ipblock_list", containerList)
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s.Register("ipblock_set_attr", containerSetAttr)
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s.Register("ipblock_get_attr", containerGetAttr)
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s.Register("ippool_create", PoolCreate)
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s.Register("ippool_delete", PoolDelete)
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s.Register("ippool_list", PoolList)
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@ -20,19 +20,31 @@ create table if not exists pools(
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primary key(layer3domain_id, id)
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);
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create table if not exists containers(
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layer3domain_id integer not null references layer3domains(id),
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network cidr not null,
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pool_id integer,
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create table containers(
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layer3domain_id integer not null references layer3domains(id),
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subnet cidr not null,
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pool_id integer,
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attributes jsonb not null default '{}'::jsonb,
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created_at timestamptz not null default now(),
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created_by varchar(128) not null,
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modified_at timestamptz not null default now(),
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modified_by varchar(128) not null,
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attributes jsonb not null default '{}'::jsonb,
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unique(layer3domain_id, network),
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foreign key (layer3domain_id, pool_id) references pools(layer3domain_id, id)
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unique(layer3domain_id, subnet),
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foreign key (layer3domain_id, pool_id) references pools(layer3domain_id, id)
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);
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create index if not exists container_reference_key on containers(layer3domain_id, pool_id, network);
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create or replace view containers_tree as
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select
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c.layer3domain_id,
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c.subnet,
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array_agg(p.subnet order by p.subnet) filter (where p.subnet is not null) as parents
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from containers c
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left join containers p
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on c.subnet << p.subnet
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and c.layer3domain_id = p.layer3domain_id
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group by c.layer3domain_id, c.subnet
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order by c.layer3domain_id, c.subnet;
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comment on view containers_tree is 'This returns a tree of all containers so that sub trees can be shown.';
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create table if not exists ips(
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layer3domain_id integer not null,
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@ -184,3 +196,50 @@ create trigger trg_zones before insert or update or delete on zones for each row
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create trigger trg_zoneviews before insert or update or delete on zoneviews for each row execute function record();
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create trigger trg_zoneviews_outputgroups before insert or update or delete on zoneviews_outputgroups for each row execute function record();
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create or replace function subnets_between(net_start inet, net_end inet) returns setof cidr as $$
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declare
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common cidr;
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mask int;
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begin
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net_start := host(net_start)::inet;
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net_end := host(net_end)::inet;
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-- check if net_start and net_end are in the same subnet
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common := inet_merge(host(net_start)::inet, host(net_end)::inet);
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mask := masklen(common);
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if set_masklen(net_start, mask) = common and broadcast(common) = set_masklen(net_end, mask) then
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return next common;
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return;
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end if;
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-- subnet is too big, so make it smaller
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return query select * from subnets_between(net_start, broadcast(set_masklen(net_start, mask + 1)));
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return query select * from subnets_between(network(set_masklen(net_end, mask + 1)), net_end);
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end;
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$$ language plpgsql;
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comment on function subnets_between(inet, inet) is 'get a list of subnets between two IPs.';
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create or replace view containers_free_list as
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with subnets as (
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select
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c.layer3domain_id,
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c.subnet,
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ct.subnet child,
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lag(ct.subnet) over (partition by c.subnet order by ct.subnet) has_before,
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lead(ct.subnet) over (partition by c.subnet order by ct.subnet) has_after,
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parents
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from containers c
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join containers_tree ct on c.layer3domain_id = ct.layer3domain_id and c.subnet = ct.parents[array_length(ct.parents, 1)]
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where host(c.subnet) != host(ct.subnet) and host(broadcast(c.subnet)) != host(broadcast(ct.subnet))
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)
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select * from (
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select layer3domain_id, parents, 'available' state, ls as subnet
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from subnets, lateral subnets_between(subnet, child - 1) ls
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where has_before is null
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union all
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select layer3domain_id, parents, 'available', ls
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from subnets, lateral subnets_between(broadcast(child) + 1, broadcast(subnet)) ls
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where has_after is null
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union all
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select layer3domain_id, parents, 'container', subnet
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from containers_tree
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) freelist order by layer3domain_id, subnet;
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comment on view containers_free_list is 'Creates a list of free space between other containers.';
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16
types/ip.go
16
types/ip.go
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@ -5,6 +5,7 @@ import (
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"database/sql/driver"
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"fmt"
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"net"
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"strconv"
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)
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type (
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@ -12,6 +13,8 @@ type (
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Subnet net.IPNet
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// IP is used to parse an IP parameter.
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IP net.IP
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// IPVersion represents the two IP versions currently in use.
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IPVersion int
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)
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// UnmarshalJSON parses a value into a subnet.
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@ -69,3 +72,16 @@ func (i *IP) UnmarshalJSON(in []byte) error {
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*i = IP(ip)
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return nil
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}
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// UnmarshalJSON parses the incoming version from json.
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func (v *IPVersion) UnmarshalJSON(in []byte) error {
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raw, err := strconv.Atoi(string(in))
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if err != nil {
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return fmt.Errorf("can't parse ip version: %#v", err)
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}
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if raw != 4 && raw != 6 {
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return fmt.Errorf("only version 4 and 6 are supported")
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}
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*v = IPVersion(raw)
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return nil
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}
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