ssl configuration support for elasticsearch source (#4843)

metadata-ingestion/docs/sources/elastic-search/elasticsearch_recipe.yml

@@ -8,6 +8,15 @@ source:
     username: user # optional
     password: pass # optional
 
+    # SSL support
+    use_ssl: False
+    verify_certs: False
+    ca_certs: "./path/ca.cert"
+    client_cert: "./path/client.cert"
+    client_key: "./path/client.key"
+    ssl_assert_hostname: False
+    ssl_assert_fingerprint: "./path/cert.fingerprint"
+
     # Options
     url_prefix: "" # optional url_prefix
     env: "PROD"

metadata-ingestion/examples/recipes/elasticsearch_to_datahub.yml

@@ -4,6 +4,13 @@ source:
     host: 'localhost:9200'
     username: ""
     password: ""
+    use_ssl: False
+    verify_certs: False
+    ca_certs: "./path/ca.cert"
+    client_cert: "./path/client.cert"
+    client_key: "./path/client.key"
+    ssl_assert_hostname: False
+    ssl_assert_fingerprint: "./path/cert.fingerprint"
 
 sink:
   type: "datahub-rest"

metadata-ingestion/src/datahub/ingestion/source/elastic_search.py

@@ -183,6 +183,38 @@ class ElasticsearchSourceConfig(DatasetSourceConfigBase):
     password: Optional[str] = Field(
         default=None, description="The password credential."
     )
+
+    use_ssl: bool = Field(
+        default=False, description="Whether to use SSL for the connection or not."
+    )
+
+    verify_certs: bool = Field(
+        default=False, description="Whether to verify SSL certificates."
+    )
+
+    ca_certs: Optional[str] = Field(
+        default=None, description="Path to a certificate authority (CA) certificate."
+    )
+
+    client_cert: Optional[str] = Field(
+        default=None,
+        description="Path to the file containing the private key and the certificate, or cert only if using client_key.",
+    )
+
+    client_key: Optional[str] = Field(
+        default=None,
+        description="Path to the file containing the private key if using separate cert and key files.",
+    )
+
+    ssl_assert_hostname: bool = Field(
+        default=False, description="Use hostname verification if not False."
+    )
+
+    ssl_assert_fingerprint: Optional[str] = Field(
+        default=None,
+        description="Verify the supplied certificate fingerprint if not None.",
+    )
+
     url_prefix: str = Field(
         default="",
         description="There are cases where an enterprise would have multiple elastic search clusters. One way for them to manage is to have a single endpoint for all the elastic search clusters and use url_prefix for routing requests to different clusters.",
@@ -246,6 +278,13 @@ class ElasticsearchSource(Source):
         self.client = Elasticsearch(
             self.source_config.host,
             http_auth=self.source_config.http_auth,
+            use_ssl=self.source_config.use_ssl,
+            verify_certs=self.source_config.verify_certs,
+            ca_certs=self.source_config.ca_certs,
+            client_cert=self.source_config.client_cert,
+            client_key=self.source_config.client_key,
+            ssl_assert_hostname=self.source_config.ssl_assert_hostname,
+            ssl_assert_fingerprint=self.source_config.ssl_assert_fingerprint,
             url_prefix=self.source_config.url_prefix,
         )
         self.report = ElasticsearchSourceReport()