Add hostname support to snowflake (#39471)

* Add alternative hostname support to snowflake

* move hostname support out of additional details

* Update modules/drivers/snowflake/src/metabase/driver/snowflake.clj

Co-authored-by: metamben <103100869+metamben@users.noreply.github.com>

* Update modules/drivers/snowflake/src/metabase/driver/snowflake.clj

Co-authored-by: metamben <103100869+metamben@users.noreply.github.com>

* Update modules/drivers/snowflake/test/metabase/driver/snowflake_test.clj

Co-authored-by: metamben <103100869+metamben@users.noreply.github.com>

* opt-in

---------

Co-authored-by: metamben <103100869+metamben@users.noreply.github.com>

frontend/src/metabase/databases/components/DatabaseHostnameSectionField/DatabaseHostameSectionField.styled.tsx

+import styled from "@emotion/styled";
+
+import Button from "metabase/core/components/Button";
+import { color } from "metabase/lib/colors";
+
+export const SectionButton = styled(Button)`
+  color: ${color("brand")};
+  padding: 0;
+  border: none;
+  border-radius: 0;
+
+  &:hover {
+    background-color: transparent;
+  }
+`;

frontend/src/metabase/databases/components/DatabaseHostnameSectionField/DatabaseHostameSectionField.tsx

+import { useField } from "formik";
+import { useCallback } from "react";
+import { t } from "ttag";
+
+import FormField from "metabase/core/components/FormField";
+
+import { SectionButton } from "./DatabaseHostameSectionField.styled";
+
+export interface DatabaseHostnameSectionFieldProps {
+  name: string;
+}
+
+const DatabaseHostnameSectionField = ({
+  name,
+}: DatabaseHostnameSectionFieldProps): JSX.Element => {
+  const [{ value }, , { setValue }] = useField(name);
+
+  const handleClick = useCallback(() => {
+    setValue(!value);
+  }, [value, setValue]);
+
+  return (
+    <FormField>
+      <SectionButton type="button" onClick={handleClick}>
+        {value ? t`Use hostname` : t`Use  account name`}
+      </SectionButton>
+    </FormField>
+  );
+};
+
+// eslint-disable-next-line import/no-default-export -- deprecated usage
+export default DatabaseHostnameSectionField;

frontend/src/metabase/databases/components/DatabaseHostnameSectionField/index.ts

+// eslint-disable-next-line import/no-default-export -- deprecated usage
+export { default } from "./DatabaseHostameSectionField";

frontend/src/metabase/databases/constants.tsx

@@ -6,6 +6,7 @@ import DatabaseAuthCodeDescription from "./components/DatabaseAuthCodeDescriptio
 import DatabaseCacheScheduleField from "./components/DatabaseCacheScheduleField";
 import DatabaseClientIdDescription from "./components/DatabaseClientIdDescription";
 import DatabaseConnectionSectionField from "./components/DatabaseConnectionSectionField";
+import DatabaseHostnameSectionField from "./components/DatabaseHostnameSectionField";
 import DatabaseScheduleToggleField from "./components/DatabaseScheduleToggleField";
 import DatabaseSshDescription from "./components/DatabaseSshDescription";
 import DatabaseSslKeyDescription from "./components/DatabaseSslKeyDescription";
@@ -104,6 +105,9 @@ export const FIELD_OVERRIDES: Record<string, EngineFieldOverride> = {
   "use-conn-uri": {
     type: DatabaseConnectionSectionField,
   },
+  "use-hostname": {
+    type: DatabaseHostnameSectionField,
+  },
   "let-user-control-scheduling": {
     type: DatabaseScheduleToggleField,
   },

modules/drivers/snowflake/resources/metabase-plugin.yaml

@@ -8,11 +8,20 @@ driver:
   lazy-load: true
   parent: sql-jdbc
   connection-properties:
+    - name: use-hostname
+      type: section
+      default: false
+    - merge:
+        - host
+        - visible-if:
+            use-hostname: true
     - name: account
       display-name: Account name
       helper-text: Enter your Account ID with the region that your Snowflake cluster is running on e.g. "xxxxxxxx.us-east-2.aws". Some regions don't have this suffix.
       placeholder: xxxxxxxx.us-east-2.aws
       required: true
+      visible-if:
+        use-hostname: false
     - user
     - password
     - name: private-key

modules/drivers/snowflake/src/metabase/driver/snowflake.clj

@@ -123,7 +123,7 @@
     (str "\"" (str/replace raw-name "\"" "\"\"") "\"")))
 
 (defmethod sql-jdbc.conn/connection-details->spec :snowflake
-  [_ {:keys [account additional-options], :as details}]
+  [_ {:keys [account additional-options host use-hostname], :as details}]
   (when (get "week_start" (sql-jdbc.common/additional-options->map additional-options :url))
     (log/warn (trs "You should not set WEEK_START in Snowflake connection options; this might lead to incorrect results. Set the Start of Week Setting instead.")))
   (let [upcase-not-nil (fn [s] (when s (u/upper-case-en s)))]
@@ -131,7 +131,12 @@
     ;; https://support.snowflake.net/s/question/0D50Z00008WTOMCSA5/
     (-> (merge {:classname                                  "net.snowflake.client.jdbc.SnowflakeDriver"
                 :subprotocol                                "snowflake"
-                :subname                                    (str "//" account ".snowflakecomputing.com/")
+                ;; see https://github.com/metabase/metabase/issues/22133
+                :subname                                    (let [base-url (if (and use-hostname (string? host) (not (str/blank? host)))
+                                                                              (cond-> host
+                                                                                (not= (last host) \/) (str "/"))
+                                                                              (str account ".snowflakecomputing.com/"))]
+                                                              (str "//" base-url ))
                 :client_metadata_request_use_connection_ctx true
                 :ssl                                        true
                 ;; keep open connections open indefinitely instead of closing them. See #9674 and

modules/drivers/snowflake/test/metabase/driver/snowflake_test.clj

@@ -87,13 +87,29 @@
                  :engine :snowflake
                  :private-key-creator-id 3
                  :user "SNOWFLAKE_DEVELOPER"
-                 :private-key-created-at "2024-01-05T19:10:30.861839Z"}]
-    (testing "Database name is quoted iff quoting is requested (#27856)"
+                 :private-key-created-at "2024-01-05T19:10:30.861839Z"
+                 :host ""}]
+    (testing "Database name is quoted if quoting is requested (#27856)"
       (are [quote? result] (=? {:db result}
                                (let [details (assoc details :quote-db-name quote?)]
                                  (sql-jdbc.conn/connection-details->spec :snowflake details)))
         true "\"v3_sample-dataset\""
-        false "v3_sample-dataset"))))
+        false "v3_sample-dataset"))
+    (testing "Subname is replaced if hostname is provided (#22133)"
+      (are [use-hostname alternative-host expected-subname] (=? expected-subname
+                               (:subname (let [details (-> details
+                                                           (assoc :host alternative-host)
+                                                           (assoc :use-hostname use-hostname))]
+                                 (sql-jdbc.conn/connection-details->spec :snowflake details))))
+        true nil "//ls10467.us-east-2.aws.snowflakecomputing.com/"
+        true "" "//ls10467.us-east-2.aws.snowflakecomputing.com/"
+        true "  " "//ls10467.us-east-2.aws.snowflakecomputing.com/"
+        true "snowflake.example.com/" "//snowflake.example.com/"
+        true "snowflake.example.com" "//snowflake.example.com/"
+        false nil "//ls10467.us-east-2.aws.snowflakecomputing.com/"
+        false "" "//ls10467.us-east-2.aws.snowflakecomputing.com/"
+        false "snowflake.example.com/" "//ls10467.us-east-2.aws.snowflakecomputing.com/"
+        false "snowflake.example.com" "//ls10467.us-east-2.aws.snowflakecomputing.com/"))))
 
 (deftest ^:parallel ddl-statements-test
   (testing "make sure we didn't break the code that is used to generate DDL statements when we add new test datasets"