Prefix etcd cluster names with letters

kubernetes · Dec 3, 2020 · df857cc · df857cc
1 parent 1b45f87
commit df857cc
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Showing 2 changed files with 11 additions and 0 deletions.
diff --git a/upup/pkg/fi/cloudup/new_cluster.go b/upup/pkg/fi/cloudup/new_cluster.go
@@ -692,6 +692,13 @@ func trimCommonPrefix(names []string) []string {
 		}
 	}
 
+	for i := range names {
+		_, err := strconv.Atoi(names[i])
+		if err == nil {
+			names[i] = "e" + names[i]
+		}
+	}
+
 	return names
 }
 

diff --git a/upup/pkg/fi/cloudup/new_cluster_test.go b/upup/pkg/fi/cloudup/new_cluster_test.go
@@ -49,6 +49,10 @@ func TestRemoveSharedPrefix(t *testing.T) {
 			Input:  []string{"zza", "zzb", ""},
 			Output: []string{"zza", "zzb", ""},
 		},
+		{
+			Input:  []string{"us-test-1a-1", "us-test-1a-2", "us-test-1a-3"},
+			Output: []string{"e1", "e2", "e3"},
+		},
 		{
 			Input:  []string{"us-test-1a-1", "us-test-1b-1", "us-test-1a-2", "us-test-1b-2", "us-test-1a-3"},
 			Output: []string{"a-1", "b-1", "a-2", "b-2", "a-3"},