Persist IPAM pool data

 lib/Ipam.py

@@ -120,7 +120,10 @@
        check[str(pool)] = pool
        return str(pool)

    def get_pool(self, pool: str) -> Pool:
    def has_pool(self, pool_id: str) -> bool:
        return pool_id in self.pools or pool_id in self.pools6

    def get_pool(self, pool: str | Pool) -> Pool:
        pool = str(pool)
        if pool in self.pools:
            return self.pools[pool]
@@ -129,7 +132,7 @@
        else:
            raise InputValidationException('Unknown pool {}'.format(pool))

    def remove_pool(self, pool: str):
    def remove_pool(self, pool: str | Pool):
        pool = str(pool)
        if pool in self.pools:
            del self.pools[pool]

 lib/IpamDriver.py

@@ -1,6 +1,5 @@
from docker_plugin_api.Plugin import Blueprint
import flask
from .Ipam import *
from .IpamDriverData import *
from docker_plugin_api.IpamDriverEntities import *

@@ -26,10 +25,7 @@
@app.route('/IpamDriver.RequestPool', methods=['POST'])
def RequestPool():
    request = RequestPoolEntity(**flask.request.get_json(force=True))
    space = spaces[request.AddressSpace]
    pool = Pool(pool=request.Pool, subPool=request.SubPool, options=request.Options, v6=request.V6)
    pool_id = space.add_pool(pool)
    full_id = '{}-{}'.format(space.name, pool_id)
    full_id, pool = create_pool(request)
    return {
        'PoolID': full_id,
        'Pool': str(pool),
@@ -40,8 +36,7 @@
@app.route('/IpamDriver.ReleasePool', methods=['POST'])
def ReleasePool():
    request = ReleasePoolEntity(**flask.request.get_json(force=True))
    space, pool = get_space_pool(request.PoolID)
    space.remove_pool(pool)
    remove_pool(request.PoolID)
    return {}



 lib/IpamDriverData.py

@@ -1,15 +1,49 @@
import shelve
from typing import Dict

from docker_plugin_api.IpamDriverEntities import *

from .Ipam import *


pools_store = shelve.open('pools', writeback=True)
pools: Dict[str, RequestPoolEntity] = pools_store


def pools_sync():
    pools_store.sync()


spaces = {
    'local': Space('local'),
    'global': Space('global'),
}


def create_pool(request: RequestPoolEntity) -> tuple[str, Pool]:
    space = spaces[request.AddressSpace]
    pool = Pool(pool=request.Pool, subPool=request.SubPool, options=request.Options, v6=request.V6)
    pool_id = space.add_pool(pool)
    full_id = '{}-{}'.format(space.name, pool_id)
    pools[full_id] = request
    pools_sync()
    return full_id, pool


def remove_pool(full_id: str):
    space, pool = get_space_pool(full_id)
    space.remove_pool(pool)
    if full_id in pools:
        del pools[full_id]
        pools_sync()


def get_space_pool(full_id: str):
    space_id, pool_id = full_id.rsplit('-', 2)
    space = spaces[space_id]
    if not space.has_pool(pool_id) and full_id in pools:
        create_pool(pools[full_id])
    return space, space.get_pool(pool_id)


__all__ = ['spaces', 'get_space_pool']
__all__ = ['spaces', 'get_space_pool', 'pools', 'pools_sync', 'create_pool', 'remove_pool']