feat(no-interpolate): add no-interpolate feature option to the cli

script/test/cmd/tests.sh

@@ -276,6 +276,12 @@ k8s_output="$KOMPOSE_ROOT/script/test/fixtures/compose-env-interpolation/output-
 convert::expect_success "$k8s_cmd" "$k8s_output" || exit 1
 convert::expect_success "$os_cmd" "$os_output" || exit 1
 
+# Test support for compose env without interpolation
+k8s_cmd="kompose -f $KOMPOSE_ROOT/script/test/fixtures/compose-env-no-interpolation/compose.yaml convert --stdout --no-interpolate --with-kompose-annotation=false"
+k8s_output="$KOMPOSE_ROOT/script/test/fixtures/compose-env-no-interpolation/output-k8s.yaml"
+convert::expect_success "$k8s_cmd" "$k8s_output" || exit 1
+convert::expect_success "$os_cmd" "$os_output" || exit 1
+
 # Test support for subpath volume
 k8s_cmd="kompose -f $KOMPOSE_ROOT/script/test/fixtures/vols-subpath/compose.yaml convert --stdout --with-kompose-annotation=false"
 k8s_output="$KOMPOSE_ROOT/script/test/fixtures/vols-subpath/output-k8s.yaml"

script/test/fixtures/compose-env-no-interpolation/compose.yaml

@@ -0,0 +1,10 @@
+version: '3.8'
+
+services:
+  foo:
+    image: ${DOCKER_REGISTRY-}foo:${IMAGE_TAG:-latest}
+    build: .
+    environment:
+      - VERSION=${IMAGE_TAG:-latest}
+    ports:
+      - 80:80

script/test/fixtures/compose-env-no-interpolation/output-k8s.yaml

@@ -0,0 +1,43 @@
+---
+apiVersion: v1
+kind: Service
+metadata:
+  labels:
+    io.kompose.service: foo
+  name: foo
+spec:
+  ports:
+    - name: "80"
+      port: 80
+      targetPort: 80
+  selector:
+    io.kompose.service: foo
+
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  labels:
+    io.kompose.service: foo
+  name: foo
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      io.kompose.service: foo
+  template:
+    metadata:
+      labels:
+        io.kompose.service: foo
+    spec:
+      containers:
+        - env:
+            - name: VERSION
+              value: ${IMAGE_TAG:-latest}
+          image: ${DOCKER_REGISTRY-}foo:${IMAGE_TAG:-latest}
+          name: foo
+          ports:
+            - containerPort: 80
+              protocol: TCP
+      restartPolicy: Always
+