first commit

configs/vector_stores/azure_mysql.py

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+from typing import Any, Dict, Optional
+
+from pydantic import BaseModel, Field, model_validator
+
+
+class AzureMySQLConfig(BaseModel):
+    """Configuration for Azure MySQL vector database."""
+
+    host: str = Field(..., description="MySQL server host (e.g., myserver.mysql.database.azure.com)")
+    port: int = Field(3306, description="MySQL server port")
+    user: str = Field(..., description="Database user")
+    password: Optional[str] = Field(None, description="Database password (not required if using Azure credential)")
+    database: str = Field(..., description="Database name")
+    collection_name: str = Field("mem0", description="Collection/table name")
+    embedding_model_dims: int = Field(1536, description="Dimensions of the embedding model")
+    use_azure_credential: bool = Field(
+        False,
+        description="Use Azure DefaultAzureCredential for authentication instead of password"
+    )
+    ssl_ca: Optional[str] = Field(None, description="Path to SSL CA certificate")
+    ssl_disabled: bool = Field(False, description="Disable SSL connection (not recommended for production)")
+    minconn: int = Field(1, description="Minimum number of connections in the pool")
+    maxconn: int = Field(5, description="Maximum number of connections in the pool")
+    connection_pool: Optional[Any] = Field(
+        None,
+        description="Pre-configured connection pool object (overrides other connection parameters)"
+    )
+
+    @model_validator(mode="before")
+    @classmethod
+    def check_auth(cls, values: Dict[str, Any]) -> Dict[str, Any]:
+        """Validate authentication parameters."""
+        # If connection_pool is provided, skip validation
+        if values.get("connection_pool") is not None:
+            return values
+
+        use_azure_credential = values.get("use_azure_credential", False)
+        password = values.get("password")
+
+        # Either password or Azure credential must be provided
+        if not use_azure_credential and not password:
+            raise ValueError(
+                "Either 'password' must be provided or 'use_azure_credential' must be set to True"
+            )
+
+        return values
+
+    @model_validator(mode="before")
+    @classmethod
+    def check_required_fields(cls, values: Dict[str, Any]) -> Dict[str, Any]:
+        """Validate required fields."""
+        # If connection_pool is provided, skip validation of individual parameters
+        if values.get("connection_pool") is not None:
+            return values
+
+        required_fields = ["host", "user", "database"]
+        missing_fields = [field for field in required_fields if not values.get(field)]
+
+        if missing_fields:
+            raise ValueError(
+                f"Missing required fields: {', '.join(missing_fields)}. "
+                f"These fields are required when not using a pre-configured connection_pool."
+            )
+
+        return values
+
+    @model_validator(mode="before")
+    @classmethod
+    def validate_extra_fields(cls, values: Dict[str, Any]) -> Dict[str, Any]:
+        """Validate that no extra fields are provided."""
+        allowed_fields = set(cls.model_fields.keys())
+        input_fields = set(values.keys())
+        extra_fields = input_fields - allowed_fields
+
+        if extra_fields:
+            raise ValueError(
+                f"Extra fields not allowed: {', '.join(extra_fields)}. "
+                f"Please input only the following fields: {', '.join(allowed_fields)}"
+            )
+
+        return values
+
+    class Config:
+        arbitrary_types_allowed = True