plstackapi/openstack/driver.py

   1 from plstackapi.planetstack.config import Config
   2 from plstackapi.openstack.client import OpenStackClient
   3
   4 class OpenStackDriver:
   5
   6     def __init__(self, config = None, client=None):
   7         if config:
   8             self.config = Config(config)
   9         else:
  10             self.config = Config()
  11
  12         if client:
  13             self.shell = client
  14         else:
  15             self.shell = OpenStackClient()
  16
  17     def create_role(self, name):
  18         roles = self.shell.keystone.roles.findall(name=name)
  19         if not roles:
  20             role = self.shell.keystone.roles.create(name)
  21         else:
  22             role = roles[0]
  23         return role
  24
  25     def delete_role(self, filter):
  26         roles = self.shell.keystone.roles.findall(**filter)
  27         for role in roles:
  28             self.shell.keystone.roles.delete(role)
  29         return 1
  30
  31     def create_tenant(self, tenant_name, enabled, description):
  32         """Create keystone tenant. Suggested fields: name, description, enabled"""
  33         tenants = self.shell.keystone.tenants.findall(name=tenant_name)
  34         if not tenants:
  35             fields = {'tenant_name': tenant_name, 'enabled': enabled,
  36                       'description': description}
  37             tenant = self.shell.keystone.tenants.create(**fields)
  38         else:
  39             tenant = tenants[0]
  40         return tenant
  41
  42     def update_tenant(self, id, **kwds):
  43         return self.shell.keystone.tenants.update(id, **kwds)
  44
  45     def delete_tenant(self, id):
  46         tenant = self.shell.keystone.tenants.find(id=id)
  47         return self.shell.keystone.tenants.delete(tenant)
  48
  49     def create_user(self, name, email, password, enabled):
  50         users = self.shell.keystone.users.findall(email=email)
  51         if not users:
  52             fields = {'name': name, 'email': email, 'password': password,
  53                       'enabled': enabled}
  54             user = self.shell.keystone.users.create(**fields)
  55         else:
  56             user = users[0]
  57         return user
  58
  59     def add_user_role(self, user_id, tenant_id, role_name):
  60         user = self.shell.keystone.users.find(id=user_id)
  61         tenant = self.shell.keystone.tenants.find(id=tenant_id)
  62         role = self.shell.keystone.roles.find(role_name)
  63         return tenant.add_user(user, role)
  64
  65     def delete_user_role(self, user_id, tenant_id, role_name):
  66         user = self.shell.keystone.users.find(id=user_id)
  67         tenant = self.shell.keystone.tenants.find(id=tenant_id)
  68         role = self.shell.keystone.roles.find(role_name)
  69         return tenant.delete_user(user, role)
  70
  71     def update_user(self, id, **kwds):
  72         return self.shell.keystone.users.update(id, **kwds)
  73
  74     def delete_user(self, id):
  75         user = self.shell.keystone.users.find(id=id)
  76         return self.shell.keystone.users.delete(user)
  77
  78     def create_router(self, name, set_gateway=True):
  79         routers = self.shell.quantum.list_routers(name=name)['routers']
  80         if routers:
  81             router = routers[0]
  82         else:
  83             router = self.shell.quantum.create_router({'router': {'name': name}})
  84         if set_gateway:
  85             nets = self.shell.quantum.list_networks()['networks']
  86             for net in nets:
  87                 if net['router:external'] == True:
  88                     self.shell.quantum.add_gateway_router(router['id'],
  89                                                           {'network_id': net['id']})
  90
  91         return router
  92
  93     def delete_router(self, name):
  94         routers = self.shell.quantum.list_routers(name=name)['routers']
  95         for router in routers:
  96             self.shell.quantum.delete_router(router['id'])
  97
  98     def add_router_interface(self, router_id, subnet_id):
  99         router = self.shell.quantum.show_router(router_id)['router']
 100         subnet = self.shell.quantum.show_subnet(subnet_id)['subnet']
 101         if router and subnet:
 102             self.shell.quantum.add_interface_router(router_id, {'subnet_id': subnet_id})
 103
 104     def delete_router_interface(self, router_id, subnet_id):
 105         router = self.shell.quantum.show_router(router_id)
 106         subnet = self.shell.quantum.show_subnet(subnet_id)
 107         if router and subnet:
 108             self.shell.quantum.remove_interface_router(router_id, {'subnet_id': subnet_id})
 109
 110     def create_network(self, name):
 111         nets = self.shell.quantum.list_networks(name=name)['networks']
 112         if nets:
 113             net = nets[0]
 114         else:
 115             net = self.shell.quantum.create_network({'network': {'name': name}})
 116         return net
 117
 118     def delete_network(self, name):
 119         nets = self.shell.quantum.list_networks(name=name)['networks']
 120         for net in nets:
 121             # delete all subnets:
 122             #subnets = self.api.client_shell.quantum.list_subnets(network_id=net['network_id'])['subnets']
 123             for subnet_id in net['subnets']:
 124                 self.delete_subnet(subnet_id)
 125             self.shell.quantum.delete_network(net['id'])
 126
 127     def create_subnet(self, name, network_id, cidr_ip, ip_version, start, end):
 128         #nets = self.shell.quantum.list_networks(name=network_name)['networks']
 129         #if not nets:
 130         #    raise Exception, "No such network: %s" % network_name
 131         #net = nets[0]
 132
 133         subnet = None
 134         subnets = self.shell.quantum.list_subnets()['subnets']
 135         for snet in subnets:
 136             if snet['cidr'] == cidr_ip and snet['network_id'] == network_id:
 137                 subnet = snet
 138
 139         if not subnet:
 140             allocation_pools = [{'start': start, 'end': end}]
 141             subnet = {'subnet': {'name': name,
 142                                  'network_id': network_id,
 143                                  'ip_version': ip_version,
 144                                  'cidr': cidr_ip,
 145                                  'dns_nameservers': ['8.8.8.8', '8.8.8.4'],
 146                                  'allocation_pools': allocation_pools}}
 147             subnet = self.shell.quantum.create_subnet(subnet)['subnet']
 148
 149         # TODO: Add route to external network
 150         # e.g. #  route add -net 10.0.3.0/24 dev br-ex gw 10.100.0.5
 151         return subnet
 152
 153     def update_subnet(self, id, fields):
 154         return self.shell.quantum.update_subnet(id, fields)
 155
 156     def delete_subnet(self, id):
 157         return self.shell.quantum.delete_subnet(id=id)
 158
 159
 160     def create_keypair(self, name, key):
 161         keys = self.shell.nova.keypairs.findall(name=name)
 162         if keys:
 163             key = keys[0]
 164         else:
 165             key = self.shell.nova.keypairs.create(name=name, public_key=key)
 166         return key
 167
 168     def delete_keypair(self, name):
 169         keys = self.shell.nova.keypairs.findall(name=name)
 170         for key in keys:
 171             self.shell.nova.keypairs.delete(key)
 172
 173     def spawn_instance(self, name, key_name=None, hostname=None, flavor_id=None, image_id=None, security_group=None, pubkeys=[]):
 174         #if not flavor_id:
 175         #    flavor = self.config.nova_default_flavor
 176         #if not image:
 177         #    image = self.config.nova_default_imave
 178         if not security_group:
 179             security_group = self.config.nova_default_security_group
 180
 181         authorized_keys = "\n".join(pubkeys)
 182         files = {'/root/.ssh/authorized_keys': authorized_keys}
 183
 184         hints = {}
 185         if hostname:
 186             #hints['force_hosts']= hostname
 187             #hints['availability-zone'] = 'nova:%s' % hostname
 188             pass
 189         server = self.shell.nova.servers.create(
 190                                             name=name,
 191                                             key_name = key_name,
 192                                             flavor=flavor_id,
 193                                             image=image_id,
 194                                             security_group = security_group,
 195                                             files=files,
 196                                             scheduler_hints=hints)
 197         return server
 198
 199     def destroy_instance(self, name, id=None):
 200         args = {'name': name}
 201         if id:
 202             args['id'] = id
 203         servers = self.shell.nova.servers.findall(**args)
 204         for server in servers:
 205             if name == server.name:
 206                 if not id or id == server.id:
 207                     self.shell.nova.servers.delete(server)