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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,180 +1,17 @@ | ||
| #!/usr/bin/env python | ||
|
|
||
| from worker_manager import WORKER_MANAGERS | ||
| import logging | ||
| from pykube import HTTPClient | ||
| from pykube import KubeConfig | ||
| from pykube import Ingress, ReplicationController, Service | ||
| import time | ||
| import os | ||
|
|
||
| LOGGER = logging.getLogger(__name__) | ||
|
|
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| def create_game_rc(api, name, environment_variables): | ||
| environment_variables['SOCKETIO_RESOURCE'] = "game/%s/socket.io" % name | ||
| environment_variables['GAME_API_URL'] = 'https://staging-dot-decent-digit-629.appspot.com/aimmo/api/games/' | ||
| environment_variables['GAME_NAME'] = name | ||
| environment_variables['GAME_URL'] = "http://game-%s" % name | ||
| environment_variables['PYKUBE_KUBERNETES_SERVICE_HOST'] = 'kubernetes' | ||
| rc = ReplicationController( | ||
| api, | ||
| { | ||
| 'kind': 'ReplicationController', | ||
| 'apiVersion': 'v1', | ||
| 'metadata': { | ||
| 'name': "game-%s" % name, | ||
| 'namespace': 'default', | ||
| 'labels': { | ||
| 'app': 'aimmo-game', | ||
| 'game': name, | ||
| }, | ||
| }, | ||
| 'spec': { | ||
| 'replicas': 1, | ||
| 'selector': { | ||
| 'app': 'aimmo-game', | ||
| 'game': name, | ||
| }, | ||
| 'template': { | ||
| 'metadata': { | ||
| 'labels': { | ||
| 'app': 'aimmo-game', | ||
| 'game': name, | ||
| }, | ||
| }, | ||
| 'spec': { | ||
| 'containers': [ | ||
| { | ||
| 'env': [ | ||
| { | ||
| 'name': env_name, | ||
| 'value': env_value, | ||
| } for env_name, env_value in environment_variables.items() | ||
| ], | ||
| 'image': 'ocadotechnology/aimmo-game:latest', | ||
| 'ports': [ | ||
| { | ||
| 'containerPort': 5000, | ||
| }, | ||
| ], | ||
| 'name': 'aimmo-game', | ||
| 'resources': { | ||
| 'limits': { | ||
| 'cpu': '1000m', | ||
| 'memory': '128Mi', | ||
| }, | ||
| 'requests': { | ||
| 'cpu': '100m', | ||
| 'memory': '64Mi', | ||
| }, | ||
| }, | ||
| }, | ||
| ], | ||
| }, | ||
| }, | ||
| }, | ||
| }, | ||
| ) | ||
| rc.create() | ||
|
|
||
|
|
||
| def create_game_service(api, name, _config): | ||
| service = Service( | ||
| api, | ||
| { | ||
| 'kind': 'Service', | ||
| 'apiVersion': 'v1', | ||
| 'metadata': { | ||
| 'name': "game-%s" % name, | ||
| 'labels': { | ||
| 'app': 'aimmo-game', | ||
| 'game': name, | ||
| }, | ||
| }, | ||
| 'spec': { | ||
| 'selector': { | ||
| 'app': 'aimmo-game', | ||
| 'game': name, | ||
| }, | ||
| 'ports': [ | ||
| { | ||
| 'protocol': 'TCP', | ||
| 'port': 80, | ||
| 'targetPort': 5000, | ||
| }, | ||
| ], | ||
| 'type': 'NodePort', | ||
| }, | ||
| }, | ||
| ) | ||
| service.create() | ||
|
|
||
|
|
||
| def get_games(): | ||
| return { | ||
| 'main': { | ||
| 'VAR1': 'VAL1', | ||
| } | ||
| } | ||
|
|
||
|
|
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| def maintain_games(api, games): | ||
| for object_type, creation_callback in ( | ||
| (ReplicationController, create_game_rc), | ||
| (Service, create_game_service), | ||
| ): | ||
| current_game_names = set() | ||
| for game in object_type.objects(api).filter(selector={'app': 'aimmo-game'}): | ||
| game_name = game.obj['metadata']['labels']['game'] | ||
| current_game_names.add(game_name) | ||
| if game_name not in games: | ||
| LOGGER.info("Deleting game %s", game_name) | ||
| game.delete() | ||
| for game_id, game_config in games.items(): | ||
| if game_id not in current_game_names: | ||
| LOGGER.info("Creating game %s", game_id) | ||
| creation_callback(api, game_id, game_config) | ||
|
|
||
| ingress = Ingress( | ||
| api, | ||
| { | ||
| 'apiVersion': 'extensions/v1beta1', | ||
| 'kind': 'Ingress', | ||
| 'metadata': { | ||
| 'name': 'game', | ||
| }, | ||
| 'spec': { | ||
| 'rules': [ | ||
| { | ||
| 'host': 'staging.aimmo.codeforlife.education', | ||
| 'http': { | ||
| 'paths': [ | ||
| { | ||
| 'path': "/game/%s/*" % name, | ||
| 'backend': { | ||
| 'serviceName': "game-%s" % name, | ||
| 'servicePort': 80, | ||
| }, | ||
| } for name in games.keys() | ||
| ], | ||
| }, | ||
| }, | ||
| ], | ||
| }, | ||
| }, | ||
| ) | ||
| if ingress.exists(): | ||
| ingress.update() | ||
| else: | ||
| ingress.create() | ||
|
|
||
|
|
||
| def main(): | ||
| logging.basicConfig(level=logging.DEBUG) | ||
| api = HTTPClient(KubeConfig.from_service_account()) | ||
| while True: | ||
| games = get_games() | ||
| maintain_games(api, games) | ||
| time.sleep(5) | ||
|
|
||
| WorkerManagerClass = WORKER_MANAGERS[os.environ.get('WORKER_MANAGER', 'local')] | ||
| worker_manager = WorkerManagerClass(os.environ.get('GAMES_API_URL', | ||
| 'http://localhost:8000/players/api/games/')) | ||
| worker_manager.run() | ||
|
|
||
| if __name__ == '__main__': | ||
| main() |
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