Test d’un service utilisant une base de données.

README.md

@@ -18,3 +18,14 @@ echo "127.0.0.1 auth.example.com manager.example.com test1.example.com test2.exa
 docker run -d --add-host reload.example.com:127.0.0.1 -p 80:80 coudot/lemonldap-ng
 ```
 
+Démarrer un serveur postgresql de test
+```
+podman pull docker.io/library/postgres:11-alpine
+podman run -dt -p 5432:5432 postgres:11-alpine
+
+psql -U postgres -h localhost -c "CREATE ROLE risotto WITH LOGIN PASSWORD 'risotto';"
+psql -U postgres -h localhost -c "CREATE DATABASE risotto;"
+psql -U postgres -h localhost -c "GRANT ALL ON DATABASE risotto TO risotto;"
+```
+
+

messages/v1/messages/servermodel.init.yml

@@ -0,0 +1,27 @@
+uri: servermodel.init
+
+description: |
+  Initialise la table pour les modèles de serveur.
+
+sampleuse: |
+  zephir-client servermodel.init
+
+pattern: rpc
+
+public: true
+
+domain: servermodel-domain
+
+response:
+  type: ReturnStatus
+  description: Liste des modèles de serveur disponibles.
+
+errors:
+  - uri: servermodel.list.error.database_engine_not_available
+
+related:
+  - servermodel.describe
+  - servermodel.create
+  - servermodel.update
+  - servermodel.delete
+  - servermodel.event

messages/v1/types/global.returnstatus.yml

@@ -0,0 +1,14 @@
+---
+title: ReturnStatus
+type: object
+description: Résultat d’une commande.
+properties:
+  retcode:
+    type: number
+    description: Code de retour de la commande.
+  return:
+    type: string
+    description: Retour de la commande.
+required:
+  - retcode
+  - return

src/risotto/database.py

@@ -1,21 +0,0 @@
-import psycopg2
-
-KEY_DATABASE_NAME = 'dbname'
-KEY_DATABASE_USER = 'user'
-KEY_DATABASE_PASSWORD = 'password'
-KEY_DATABASE_HOST = 'host'
-
-
-def connect(conf, database_options=None):
-    if database_options is None:
-        option = conf.option['database']
-        database_options = {
-                            'host': option[KEY_DATABASE_HOST],
-                            'dbname': option[KEY_DATABASE_NAME],
-                            'user': option[KEY_DATABASE_USER],
-                            'password': option[KEY_DATABASE_PASSWORD]
-
-                }
-    if not database_options['host']:
-        raise Exception('cannot find postgresql')
-    return psycopg2.connect(**database_options)

src/risotto/dispatcher.py

@@ -10,9 +10,8 @@ from .config import DEBUG
 from .config import get_config
 from .context import Context
 from . import register
+import asyncpg
 
-def connect(db_conf):
-    return psycopg2.connect(**db_conf)
 
 class CallDispatcher:
     def valid_public_function(self,
@@ -38,6 +37,7 @@ class CallDispatcher:
                 raise CallError(str(err))
         else:
             if not isinstance(returns, dict):
+                log.error_msg(risotto_context, kwargs, returns)
                 err = _(f'function {module_name}.{function_name} has to return a dict')
                 log.error_msg(risotto_context, kwargs, err)
                 raise CallError(str(err))
@@ -97,10 +97,15 @@ class CallDispatcher:
             risotto_context.function = obj['function']
             if obj['risotto_context']:
                 kw['risotto_context'] = risotto_context
-            if obj['database']:
-                db_conf = get_config.get('database')
-                risotto_context.db_cursor = await connect(db_conf).cursor()
-            returns = await risotto_context.function(self.injected_self[obj['module']], **kw)
+            if 'database' in obj and obj['database']:
+                db_conf = get_config().get('database')
+                pool = await asyncpg.create_pool(database=db_conf.get('dbname'), user=db_conf.get('user'))
+                async with pool.acquire() as connection:
+                    risotto_context.connection = connection
+                    async with connection.transaction():
+                        returns = await risotto_context.function(self.injected_self[obj['module']], **kw)
+            else:
+                returns = await risotto_context.function(self.injected_self[obj['module']], **kw)
         except CallError as err:
             raise err
         except Exception as err:

src/risotto/register.py

@@ -9,7 +9,8 @@ from .config import INTERNAL_USER
 
 
 def register(uris: str,
-             notification: str=undefined):
+             notification: str=undefined,
+             database: bool=False):
     """ Decorator to register function to the dispatcher
     """
     if not isinstance(uris, list):
@@ -21,6 +22,7 @@ def register(uris: str,
             dispatcher.set_function(version,
                                     message,
                                     notification,
+                                    database,
                                     function)
     return decorator
 
@@ -129,6 +131,7 @@ class RegisterDispatcher:
                      version: str,
                      message: str,
                      notification: str,
+                     database: bool,
                      function: Callable):
         """ register a function to an URI
         URI is a message
@@ -180,6 +183,7 @@ class RegisterDispatcher:
                  function,
                  function_args,
                  inject_risotto_context,
+                 database,
                  notification)
 
     def register_rpc(self,
@@ -189,11 +193,13 @@ class RegisterDispatcher:
                      function: Callable,
                      function_args: list,
                      inject_risotto_context: bool,
+                     database: bool,
                      notification: Optional[str]):
         self.messages[version][message]['module'] = module_name
         self.messages[version][message]['function'] = function
         self.messages[version][message]['arguments'] = function_args
         self.messages[version][message]['risotto_context'] = inject_risotto_context
+        self.messages[version][message]['database'] = database
         if notification:
             self.messages[version][message]['notification'] = notification
 
@@ -204,6 +210,7 @@ class RegisterDispatcher:
                        function: Callable,
                        function_args: list,
                        inject_risotto_context: bool,
+                       database: bool,
                        notification: Optional[str]):
         if 'functions' not in self.messages[version][message]:
             self.messages[version][message]['functions'] = []

src/risotto/services/servermodel/servermodel.py

@@ -1,14 +1,35 @@
 from ...controller import Controller
 from ...register import register
 
+sql_init = """
+-- Création de la table ServerModel
+CREATE TABLE ServerModel (
+  ServerModelId SERIAL PRIMARY KEY,
+  ServerModelName VARCHAR(255) NOT NULL,
+  ServerModelDescription VARCHAR(255) NOT NULL,
+  ServerModelSourceId INTEGER NOT NULL,
+  ServerModelParentId INTEGER,
+  ServerModelSubReleaseId INTEGER NOT NULL,
+  ServerModelSubReleaseName VARCHAR(255) NOT NULL,
+  UNIQUE (ServerModelName, ServerModelSubReleaseId)
+);
+"""
+
+
 class Risotto(Controller):
-    @register('v1.servermodel.list', None)
-    async def servermodel_list(self, sourceid):
-        return [{'servermodelid': 1,
-                 'servermodelname': 'name',
-                 'subreleasename': 'name',
-                 'sourceid': 1,
-                 'servermodeldescription': 'description'}]
+    @register('v1.servermodel.init', None, database=True)
+    async def servermodel_init(self, risotto_context):
+        result = await risotto_context.connection.execute(sql_init)
+        return {'retcode': 0, 'return': result}
+      
+
+    @register('v1.servermodel.list', None, database=True)
+    async def servermodel_list(self, risotto_context, sourceid):
+        sql = '''
+        SELECT * FROM ServerModel
+        '''
+        servermodels = await risotto_context.connection.fetch(sql)
+        return [dict(r) for r in servermodels]
 
     @register('v1.servermodel.describe', None)
     async def servermodel_describe(self, inheritance, creolefuncs, servermodelid, schema, conffiles, resolvdepends, probes):