Performance investigation

changelogs/unreleased/7262-performance.yml

@@ -0,0 +1,7 @@
+description: Improve performance for very large models
+issue-nr: 7262
+change-type: minor
+destination-branches: [master, iso7]
+sections:
+  minor-improvement: "{{description}}"
+

src/inmanta/agent/config.py

@@ -91,7 +91,7 @@
     is_time,
 )
 
-agent_deploy_interval = Option(
+agent_deploy_interval: Option[int | str] = Option(
     "config",
     "agent-deploy-interval",
     0,

src/inmanta/config.py

@@ -133,19 +133,19 @@ def get(cls, section: Optional[str] = None, name: Optional[str] = None, default_
 
     @classmethod
     def get_for_option(cls, option: "Option[T]") -> T:
-        raw_value: Optional[str | T] = cls._get_value(option.section, option.name, option.get_default_value())
+        raw_value: str | T = cls._get_value(option.section, option.name, option.get_default_value())
         return option.validate(raw_value)
 
     @classmethod
-    def _get_value(cls, section: str, name: str, default_value: Optional[T] = None) -> Optional[str | T]:
+    def _get_value(cls, section: str, name: str, default_value: T) -> str | T:
         cfg: ConfigParser = cls.get_instance()
         val: Optional[str] = _get_from_env(section, name)
         if val is not None:
             LOGGER.debug(f"Setting {section}:{name} was set using an environment variable")
-        else:
-            val = cfg.get(section, name, fallback=default_value)
-
-        return val
+            return val
+        # Typing of this method in the sdk is not entirely accurate
+        # It just returns the fallback, whatever its type
+        return cfg.get(section, name, fallback=default_value)
 
     @classmethod
     def is_set(cls, section: str, name: str) -> bool:
@@ -205,12 +205,12 @@ def is_float(value: str) -> float:
     return float(value)
 
 
-def is_time(value: str) -> int:
+def is_time(value: str | int) -> int:
     """Time, the number of seconds represented as an integer value"""
     return int(value)
 
 
-def is_time_or_cron(value: str) -> Union[int, str]:
+def is_time_or_cron(value: str | int) -> Union[int, str]:
     """Time, the number of seconds represented as an integer value or a cron-like expression"""
     try:
         return is_time(value)
@@ -232,8 +232,10 @@ def is_bool(value: Union[bool, str]) -> bool:
     return boolean_states[value.lower()]
 
 
-def is_list(value: str) -> list[str]:
+def is_list(value: str | list[str]) -> list[str]:
     """List of comma-separated values"""
+    if isinstance(value, list):
+        return value
     return [] if value == "" else [x.strip() for x in value.split(",")]
 
 
@@ -304,9 +306,9 @@ def __init__(
         self,
         section: str,
         name: str,
-        default: Union[T, None, Callable[[], T]],
+        default: Union[T, Callable[[], T]],
         documentation: str,
-        validator: Callable[[Optional[str | T]], T] = is_str,
+        validator: Callable[[str | T], T] = is_str,
         predecessor_option: Optional["Option"] = None,
     ) -> None:
         self.section = section
@@ -342,10 +344,10 @@ def get_default_desc(self) -> str:
         else:
             return f"``{defa}``"
 
-    def validate(self, value: Optional[str | T]) -> T:
+    def validate(self, value: str | T) -> T:
         return self.validator(value)
 
-    def get_default_value(self) -> Optional[T]:
+    def get_default_value(self) -> T:
         defa = self.default
         if callable(defa):
             return defa()

src/inmanta/data/__init__.py

@@ -4621,6 +4621,40 @@ def convert_or_ignore(rvid):
         )
         return out
 
+    @classmethod
+    async def set_deployed_multi(
+        cls,
+        environment: uuid.UUID,
+        resource_ids: Sequence[m.ResourceIdStr],
+        version: int,
+        connection: Optional[asyncpg.connection.Connection] = None,
+    ) -> None:
+        query = "UPDATE resource SET status='deployed' WHERE environment=$1 AND model=$2 AND resource_id =ANY($3) "
+        async with cls.get_connection(connection) as connection:
+            await connection.execute(query, environment, version, resource_ids)
+
+    @classmethod
+    async def get_resource_ids_with_status(
+        cls,
+        environment: uuid.UUID,
+        resource_version_ids: list[m.ResourceIdStr],
+        version: int,
+        statuses: Sequence[const.ResourceState],
+        lock: Optional[RowLockMode] = None,
+        connection: Optional[asyncpg.connection.Connection] = None,
+    ) -> list[m.ResourceIdStr]:
+        query = (
+            "SELECT resource_id as resource_id FROM resource WHERE "
+            "environment=$1 AND model=$2 AND status = ANY($3) and resource_id =ANY($4) "
+        )
+        if lock:
+            query += lock.value
+        async with cls.get_connection(connection) as connection:
+            return [
+                m.ResourceIdStr(cast(str, r["resource_id"]))
+                for r in await connection.fetch(query, environment, version, statuses, resource_version_ids)
+            ]
+
     @classmethod
     async def get_undeployable(cls, environment: uuid.UUID, version: int) -> list["Resource"]:
         """
@@ -4796,27 +4830,38 @@ async def get_resources_for_version_raw_with_persistent_state(
         version: int,
         projection: Optional[list[str]],
         projection_presistent: Optional[list[str]],
+        project_attributes: Optional[list[str]] = None,
         *,
         connection: Optional[Connection] = None,
     ) -> list[dict[str, object]]:
-        """This method performs none of the mangling required to produce valid resources!"""
+        """This method performs none of the mangling required to produce valid resources!
+
+        project_attributes performs a projection on the json attributes of the resources table
+        """
 
         def collect_projection(projection: Optional[list[str]], prefix: str) -> str:
             if not projection:
                 return f"{prefix}.*"
             else:
                 return ",".join(f"{prefix}.{field}" for field in projection)
 
+        if project_attributes:
+            json_projection = "," + ",".join(f"r.attributes->'{v}' as {v}" for v in project_attributes)
+        else:
+            json_projection = ""
+
         query = f"""
-        SELECT {collect_projection(projection, 'r')}, {collect_projection(projection_presistent, 'ps')}
+        SELECT {collect_projection(projection, 'r')}, {collect_projection(projection_presistent, 'ps')} {json_projection}
             FROM {cls.table_name()} r JOIN resource_persistent_state ps ON r.resource_id = ps.resource_id
             WHERE r.environment=$1 AND ps.environment = $1 and r.model = $2;"""
 
         resource_records = await cls._fetch_query(query, environment, version, connection=connection)
         resources = [dict(record) for record in resource_records]
         for res in resources:
-            if "attributes" in res:
-                res["attributes"] = json.loads(res["attributes"])
+            if project_attributes:
+                for k in project_attributes:
+                    if res[k]:
+                        res[k] = json.loads(res[k])
         return resources
 
     @classmethod
@@ -5403,6 +5448,7 @@ async def get_list(
         no_obj: Optional[bool] = None,
         lock: Optional[RowLockMode] = None,
         connection: Optional[asyncpg.connection.Connection] = None,
+        no_status: bool = False,  # don't load the status field
         **query: object,
     ) -> list["ConfigurationModel"]:
         # sanitize and validate order parameters
@@ -5446,14 +5492,21 @@ async def get_list(
                     {lock_statement}"""
         query_result = await cls._fetch_query(query_string, *values, connection=connection)
         result = []
-        for record in query_result:
-            record = dict(record)
+        for in_record in query_result:
+            record = dict(in_record)
             if no_obj:
-                record["status"] = await cls._get_status_field(record["environment"], record["status"])
+                if no_status:
+                    record["status"] = {}
+                else:
+                    record["status"] = await cls._get_status_field(record["environment"], record["status"])
                 result.append(record)
             else:
                 done = record.pop("done")
-                status = await cls._get_status_field(record["environment"], record.pop("status"))
+                if no_status:
+                    status = {}
+                    record.pop("status")
+                else:
+                    status = await cls._get_status_field(record["environment"], record.pop("status"))
                 obj = cls(from_postgres=True, **record)
                 obj._done = done
                 obj._status = status
@@ -5706,7 +5759,6 @@ async def get_increment(
         projection_a_resource = [
             "resource_id",
             "attribute_hash",
-            "attributes",
             "status",
         ]
         projection_a_state = [
@@ -5715,11 +5767,12 @@ async def get_increment(
             "last_deployed_attribute_hash",
             "last_non_deploying_status",
         ]
+        projection_a_attributes = ["requires", "send_event"]
         projection = ["resource_id", "status", "attribute_hash"]
 
         # get resources for agent
         resources = await Resource.get_resources_for_version_raw_with_persistent_state(
-            environment, version, projection_a_resource, projection_a_state, connection=connection
+            environment, version, projection_a_resource, projection_a_state, projection_a_attributes, connection=connection
         )
 
         # to increment
@@ -5740,20 +5793,11 @@ async def get_increment(
                 continue
             # Now outstanding events
             last_success = resource["last_success"] or DATETIME_MIN_UTC
-            attributes = resource["attributes"]
-            assert isinstance(attributes, dict)  # mypy
-            for req in attributes["requires"]:
+            for req in resource["requires"]:
                 req_res = id_to_resource[req]
                 assert req_res is not None  # todo
-                req_res_attributes = req_res["attributes"]
-                assert isinstance(req_res_attributes, dict)  # mypy
                 last_produced_events = req_res["last_produced_events"]
-                if (
-                    last_produced_events is not None
-                    and last_produced_events > last_success
-                    and "send_event" in req_res_attributes
-                    and req_res_attributes["send_event"]
-                ):
+                if last_produced_events is not None and last_produced_events > last_success and req_res["send_event"]:
                     in_increment = True
                     break
 
@@ -5839,9 +5883,9 @@ async def get_increment(
 
         # build lookup tables
         for res in resources:
-            for req in res["attributes"]["requires"]:
+            for req in res["requires"]:
                 original_provides[req].append(res["resource_id"])
-            if "send_event" in res["attributes"] and res["attributes"]["send_event"]:
+            if res["send_event"]:
                 send_events.append(res["resource_id"])
 
         # recursively include stuff potentially receiving events from nodes in the increment

src/inmanta/server/agentmanager.py

@@ -1006,7 +1006,7 @@ async def _terminate_agents(self) -> None:
     async def _ensure_agents(
         self,
         env: data.Environment,
-        agents: list[str],
+        agents: Sequence[str],
         restart: bool = False,
         *,
         connection: Optional[asyncpg.connection.Connection] = None,

src/inmanta/server/config.py

@@ -244,18 +244,18 @@ def validate_fact_renew(value: object) -> int:
     "server", "purge-resource-action-logs-interval", 3600, "The number of seconds between resource-action log purging", is_time
 )
 
-server_resource_action_log_prefix = Option(
+server_resource_action_log_prefix: Option[str] = Option(
     "server",
     "resource_action_log_prefix",
     "resource-actions-",
     "File prefix in log-dir, containing the resource-action logs. The after the prefix the environment uuid and .log is added",
     is_str,
 )
 
-server_enabled_extensions = Option(
+server_enabled_extensions: Option[list[str]] = Option(
     "server",
     "enabled_extensions",
-    "",
+    [],
     "A list of extensions the server must load. Core is always loaded."
     "If an extension listed in this list is not available, the server will refuse to start.",
     is_list,
@@ -271,9 +271,9 @@ def validate_fact_renew(value: object) -> int:
 )
 
 
-def default_hangtime() -> str:
+def default_hangtime() -> int:
     """:inmanta.config:option:`server.agent-timeout` *3/4"""
-    return str(int(agent_timeout.get() * 3 / 4))
+    return int(agent_timeout.get() * 3 / 4)
 
 
 agent_hangtime = Option(