Fix: Support aliases for the password field in dbt target config (#5167)

Author: izeigerman

sqlmesh/dbt/target.py

@@ -5,7 +5,7 @@
 from pathlib import Path
 
 from dbt.adapters.base import BaseRelation, Column
-from pydantic import Field
+from pydantic import Field, AliasChoices
 
 from sqlmesh.core.console import get_console
 from sqlmesh.core.config.connection import (
@@ -329,7 +329,7 @@ class PostgresConfig(TargetConfig):
     type: t.Literal["postgres"] = "postgres"
     host: str
     user: str
-    password: str
+    password: str = Field(validation_alias=AliasChoices("pass", "password"))
     port: int
     dbname: str
     keepalives_idle: t.Optional[int] = None
@@ -417,7 +417,7 @@ class RedshiftConfig(TargetConfig):
     type: t.Literal["redshift"] = "redshift"
     host: str
     user: str
-    password: str
+    password: str = Field(validation_alias=AliasChoices("pass", "password"))
     port: int
     dbname: str
     connect_timeout: t.Optional[int] = None

tests/dbt/test_config.py

@@ -650,6 +650,28 @@ def test_postgres_config():
         "outputs",
         "dev",
     )
+    # 'pass' field instead of 'password'
+    _test_warehouse_config(
+        """
+        dbt-postgres:
+          target: dev
+          outputs:
+            dev:
+              type: postgres
+              host: postgres
+              user: postgres
+              pass: postgres
+              port: 5432
+              dbname: postgres
+              schema: demo
+              threads: 3
+              keepalives_idle: 0
+        """,
+        PostgresConfig,
+        "dbt-postgres",
+        "outputs",
+        "dev",
+    )
 
 
 def test_redshift_config():
@@ -674,6 +696,28 @@ def test_redshift_config():
         "outputs",
         "dev",
     )
+    # 'pass' field instead of 'password'
+    _test_warehouse_config(
+        """
+        dbt-redshift:
+          target: dev
+          outputs:
+            dev:
+              type: redshift
+              host: hostname.region.redshift.amazonaws.com
+              user: username
+              pass: password1
+              port: 5439
+              dbname: analytics
+              schema: analytics
+              threads: 4
+              ra3_node: false
+        """,
+        RedshiftConfig,
+        "dbt-redshift",
+        "outputs",
+        "dev",
+    )
 
 
 def test_databricks_config():