Make git push mandatory

lib/api/helpers/internal_helpers.rb

@@ -111,13 +111,6 @@ module API
       def gitaly_payload(action)
         return unless %w[git-receive-pack git-upload-pack].include?(action)
 
-        if action == 'git-receive-pack'
-          return unless Gitlab::GitalyClient.feature_enabled?(
-            :ssh_receive_pack,
-            status: Gitlab::GitalyClient::MigrationStatus::OPT_OUT
-          )
-        end
-
         {
           repository: repository.gitaly_repository,
           address: Gitlab::GitalyClient.address(project.repository_storage),

lib/gitlab/workhorse.rb

@@ -10,6 +10,7 @@ module Gitlab
     INTERNAL_API_CONTENT_TYPE = 'application/vnd.gitlab-workhorse+json'.freeze
     INTERNAL_API_REQUEST_HEADER = 'Gitlab-Workhorse-Api-Request'.freeze
     NOTIFICATION_CHANNEL = 'workhorse:notifications'.freeze
+    ALLOWED_ACTIONS = %w[git_receive_pack git_upload_pack info_refs].freeze
 
     # Supposedly the effective key size for HMAC-SHA256 is 256 bits, i.e. 32
     # bytes https://tools.ietf.org/html/rfc4868#section-2.6
@@ -17,6 +18,8 @@ module Gitlab
 
     class << self
       def git_http_ok(repository, is_wiki, user, action, show_all_refs: false)
+        raise "Unsupported action: #{action}" unless ALLOWED_ACTIONS.include?(action.to_s)
+
         project = repository.project
         repo_path = repository.path_to_repo
         params = {
@@ -31,24 +34,7 @@ module Gitlab
           token: Gitlab::GitalyClient.token(project.repository_storage)
         }
         params[:Repository] = repository.gitaly_repository.to_h
-
-        feature_enabled = case action.to_s
-                          when 'git_receive_pack'
-                            Gitlab::GitalyClient.feature_enabled?(
-                              :post_receive_pack,
-                              status: Gitlab::GitalyClient::MigrationStatus::OPT_OUT
-                            )
-                          when 'git_upload_pack'
-                            true
-                          when 'info_refs'
-                            true
-                          else
-                            raise "Unsupported action: #{action}"
-                          end
-
-        if feature_enabled
-          params[:GitalyServer] = server
-        end
+        params[:GitalyServer] = server
 
         params
       end