1 files changed, 14 insertions, 1 deletions
diff --git a/app/models/generic_commit_status.rb b/app/models/generic_commit_status.rb
index 8a768b3a2c0..6c8bfc35334 100644
--- a/app/models/generic_commit_status.rb
+++ b/app/models/generic_commit_status.rb
@@ -1,11 +1,14 @@
 # frozen_string_literal: true
 
 class GenericCommitStatus < CommitStatus
+  EXTERNAL_STAGE_IDX = 1_000_000
+
   before_validation :set_default_values
 
   validates :target_url, addressable_url: true,
                          length: { maximum: 255 },
                          allow_nil: true
+  validate :name_uniqueness_across_types, unless: :importing?
 
   # GitHub compatible API
   alias_attribute :context, :name
@@ -13,7 +16,7 @@ class GenericCommitStatus < CommitStatus
   def set_default_values
     self.context ||= 'default'
     self.stage ||= 'external'
-    self.stage_idx ||= 1000000
+    self.stage_idx ||= EXTERNAL_STAGE_IDX
   end
 
   def tags
@@ -25,4 +28,14 @@ class GenericCommitStatus < CommitStatus
       .new(self, current_user)
       .fabricate!
   end
+
+  private
+
+  def name_uniqueness_across_types
+    return if !pipeline || name.blank?
+
+    if pipeline.statuses.by_name(name).where.not(type: type).exists?
+      errors.add(:name, :taken)
+    end
+  end
 end