fix #189: allows secret generation from literals

ksops.go

@@ -38,6 +38,7 @@ type secretFrom struct {
 	Files       []string         `json:"files,omitempty" yaml:"files,omitempty"`
 	BinaryFiles []string         `json:"binaryFiles,omitempty" yaml:"binaryFiles,omitempty"`
 	Envs        []string         `json:"envs,omitempty" yaml:"envs,omitempty"`
+	Literals    []string         `json:"literals,omitempty" yaml:"literals,omitempty"`
 	Metadata    types.ObjectMeta `json:"metadata,omitempty" yaml:"metadata,omitempty"`
 	Type        string           `json:"type,omitempty" yaml:"type,omitempty"`
 }
@@ -197,6 +198,11 @@ func generate(raw []byte) (string, error) {
 			}
 		}
 
+		for _, literal := range secretFrom.Literals {
+			k, v := parseLiteral(literal)
+			stringData[k] = v
+		}
+
 		s := kubernetesSecret{
 			APIVersion: "v1",
 			Kind:       "Secret",
@@ -243,3 +249,12 @@ func fileKeyPath(file string) (string, string) {
 	}
 	return slices[0], slices[1]
 }
+
+func parseLiteral(literal string) (string, string) {
+	k, v, found := strings.Cut(literal, "=")
+	if !found {
+		fmt.Fprintf(os.Stderr, "error parsing literal %s", literal)
+		os.Exit(1)
+	}
+	return k, v
+}

ksops_test.go

@@ -107,6 +107,10 @@ func TestKSOPSPluginInstallation(t *testing.T) {
 			name: "KRM From Envs",
 			dir:  "test/krm/envs",
 		},
+		{
+			name: "KRM From Literals",
+			dir:  "test/krm/literals",
+		},
 		{
 			name: "KRM Override Key",
 			dir:  "test/krm/override",

test/krm/literals/generate-resources.yaml

@@ -0,0 +1,17 @@
+apiVersion: viaduct.ai/v1
+kind: ksops
+metadata:
+  name: ksops-secret-from-generator
+  annotations:
+    config.kubernetes.io/function: |
+        exec:
+          # if the binary is your PATH, you can do 
+          path: ksops
+          # otherwise, path should be relative to manifest files, like
+          # path: ../../../ksops
+secretFrom:
+- metadata:
+    name: mysecret
+  literals:
+  - password=1f2d1e2e67df
+  - username=admin

test/krm/literals/kustomization.yaml

@@ -0,0 +1,2 @@
+generators:
+  - ./generate-resources.yaml

test/krm/literals/want.yaml

@@ -0,0 +1,7 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: mysecret
+stringData:
+  password: 1f2d1e2e67df
+  username: admin