kaxil commented on a change in pull request #5743: [AIRFLOW-5088][AIP-24]
Persisting serialized DAG in DB for webserver scalability
URL: https://github.com/apache/airflow/pull/5743#discussion_r337769472
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File path: airflow/dag/serialization/schema.json
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@@ -0,0 +1,196 @@
+{
+ "$schema": "http://json-schema.org/draft-07/schema#";,
+ "$id": "https://airflow.apache.com/schemas/serialized-dags.json";,
+ "definitions": {
+ "datetime": {
+ "description": "A date time, stored as fractional seconds since the
epoch",
+ "type": "number"
+ },
+ "typed_datetime": {
+ "type": "object",
+ "properties": {
+ "__type": {
+ "type": "string",
+ "const": "datetime"
+ },
+ "__var": { "$ref": "#/definitions/datetime" }
+ },
+ "required": [
+ "__type",
+ "__var"
+ ],
+ "additionalProperties": false
+ },
+ "timedelta": {
+ "type": "number",
+ "minimum": 0
+ },
+ "typed_timedelta": {
+ "type": "object",
+ "properties": {
+ "__type": {
+ "type": "string",
+ "const": "timedelta"
+ },
+ "__var": { "$ref": "#/definitions/timedelta" }
+ },
+ "required": [
+ "__type",
+ "__var"
+ ],
+ "additionalProperties": false
+ },
+ "typed_relativedelta": {
+ "type": "object",
+ "description": "A dateutil.relativedelta.relativedelta object",
+ "properties": {
+ "__type": {
+ "type": "string",
+ "const": "relativedelta"
+ },
+ "__var": {
+ "type": "object",
+ "properties": {
+ "weekday": {
+ "type": "array",
+ "items": { "type": "integer" },
+ "minItems": 1,
+ "maxItems": 2
+ }
+ },
+ "additionalProperties": { "type": "integer" }
+ }
+ }
+ },
+ "timezone": {
+ "type": "string"
+ },
+ "dict": {
+ "description": "A python dictionary containing values of any type",
+ "type": "object"
+ },
+ "color": {
+ "type": "string",
+ "pattern": "^#[a-fA-F0-9]{3,6}$"
+ },
+ "stringset": {
+ "description": "A set of strings",
+ "type": "object",
+ "properties": {
+ "__type": {
+ "type": "string",
+ "const": "set"
+ },
+ "__var": {
+ "type": "array",
+ "items": { "type": "string" }
+ }
+ },
+ "required": [
+ "__type",
+ "__var"
+ ]
+ },
+ "dag": {
+ "type": "object",
+ "properties": {
+ "params": { "$ref": "#/definitions/dict" },
+ "_dag_id": { "type": "string" },
+ "task_dict": { "$ref": "#/definitions/task_dict" },
+ "timezone": { "$ref": "#/definitions/timezone" },
+ "schedule_interval": {
+ "anyOf": [
+ { "type": "null" },
+ { "type": "string" },
+ { "$ref": "#/definitions/typed_timedelta" },
+ { "$ref": "#/definitions/typed_relativedelta" }
+ ]
+ },
+ "catchup": { "type": "boolean" },
+ "is_subdag": { "type": "boolean" },
+ "fileloc": { "type" : "string"},
+ "orientation": { "type" : "string"},
+ "_description": { "type" : "string"},
+ "_concurrency": { "type" : "number"},
+ "max_active_runs": { "type" : "number"},
+ "default_args": { "$ref": "#/definitions/dict" },
+ "start_date": { "$ref": "#/definitions/datetime" },
+ "dagrun_timeout": { "$ref": "#/definitions/timedelta" },
+ "doc_md": { "type" : "string"}
+ },
+ "required": [
+ "params",
+ "_dag_id",
+ "fileloc",
+ "task_dict"
+ ],
+ "additionalProperties": false
+ },
+ "task_dict": {
+ "type": "object",
+ "additionalProperties": { "$ref": "#/definitions/operator" }
+ },
+ "operator": {
+ "$comment": "A task/operator in a DAG",
+ "type": "object",
+ "required": [
+ "_task_type",
+ "_task_module",
+ "task_id",
+ "ui_color",
+ "ui_fgcolor",
+ "template_fields"
+ ],
+ "properties": {
+ "_task_type": { "type": "string" },
+ "_task_module": { "type": "string" },
+ "task_id": { "type": "string" },
+ "owner": { "type": "string" },
+ "start_date": { "$ref": "#/definitions/datetime" },
+ "end_date": { "$ref": "#/definitions/datetime" },
+ "trigger_rule": { "type": "string" },
+ "depends_on_past": { "type": "boolean" },
+ "wait_for_downstream": { "type": "boolean" },
+ "retries": { "type": "number" },
+ "queue": { "type": "string" },
+ "pool": { "type": "string" },
+ "execution_timeout": { "$ref": "#/definitions/timedelta" },
+ "retry_delay": { "$ref": "#/definitions/timedelta" },
+ "retry_exponential_backoff": { "type": "boolean" },
+ "params": { "$ref": "#/definitions/dict" },
+ "priority_weight": { "type": "number" },
+ "weight_rule": { "type": "string" },
+ "executor_config": { "$ref": "#/definitions/dict" },
+ "do_xcom_push": { "type": "boolean" },
+ "ui_color": { "$ref": "#/definitions/color" },
+ "ui_fgcolor": { "$ref": "#/definitions/color" },
+ "template_fields": {
Review comment:
Removed
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