[v9.4.x] CI: Remove variants arg from package step (#62858) (#62999)

CI: Remove variants arg from `package` step (#62858)

* Remove variants arg from package step

* Fix starlark lint

* Default to releaseModeConfig.Variants

* Check for empty variants arg

(cherry picked from commit e5c48ac945)

scripts/drone/events/release.star

@@ -474,7 +474,6 @@ def enterprise2_pipelines(prefix = "", ver_mode = ver_mode, trigger = release_tr
             package_step(
                 edition = "enterprise2",
                 ver_mode = ver_mode,
-                variants = ["linux-amd64"],
             ),
             upload_cdn,
             copy_packages_for_docker_step(edition = "enterprise2"),

scripts/drone/pipelines/build.star

@@ -61,7 +61,6 @@ def build_e2e(trigger, ver_mode):
     ]
 
     build_steps = []
-    variants = None
 
     if ver_mode == "pr":
         build_steps.extend(
@@ -71,20 +70,13 @@ def build_e2e(trigger, ver_mode):
             ],
         )
 
-        variants = [
-            "linux-amd64",
-            "linux-amd64-musl",
-            "darwin-amd64",
-            "windows-amd64",
-        ]
-
     build_steps.extend(
         [
             build_backend_step(edition = edition, ver_mode = ver_mode),
             build_frontend_step(edition = edition, ver_mode = ver_mode),
             build_frontend_package_step(edition = edition, ver_mode = ver_mode),
             build_plugins_step(edition = edition, ver_mode = ver_mode),
-            package_step(edition = edition, variants = variants, ver_mode = ver_mode),
+            package_step(edition = edition, ver_mode = ver_mode),
             grafana_server_step(edition = edition),
             e2e_tests_step("dashboards-suite"),
             e2e_tests_step("smoke-tests-suite"),

scripts/drone/steps/lib.star

@@ -736,7 +736,7 @@ def codespell_step():
         ],
     }
 
-def package_step(edition, ver_mode, variants = None):
+def package_step(edition, ver_mode):
     """Packages Grafana with the Grafana build tool.
 
     Args:
@@ -744,9 +744,6 @@ def package_step(edition, ver_mode, variants = None):
       ver_mode: controls whether the packages are signed for a release.
         If ver_mode != 'release', use the DRONE_BUILD_NUMBER environment
         variable as a build identifier.
-      variants: a list of variants be passed to the package subcommand
-        using the --variants option.
-        Defaults to None.
 
     Returns:
       Drone step.
@@ -758,10 +755,6 @@ def package_step(edition, ver_mode, variants = None):
         "build-frontend-packages",
     ]
 
-    variants_str = ""
-    if variants:
-        variants_str = " --variants {}".format(",".join(variants))
-
     if ver_mode in ("main", "release", "release-branch"):
         sign_args = " --sign"
         env = {
@@ -788,7 +781,7 @@ def package_step(edition, ver_mode, variants = None):
         build_no = "${DRONE_BUILD_NUMBER}"
         cmds = [
             "{}./bin/build package --jobs 8 --edition {} ".format(test_args, edition) +
-            "--build-id {}{}{}".format(build_no, variants_str, sign_args),
+            "--build-id {}{}".format(build_no, sign_args),
         ]
 
     return {