Merge pull request #1090 from samalba/stdlib-docker-run-recreate

stdlib/docker: #Run checks if the container exists and can optionnally recreate it

docs/reference/docker/README.md

@@ -90,10 +90,11 @@ Push a docker image to a remote registry
 
 ### docker.#Run Inputs
 
-| Name                  | Type              | Description                           |
-| -------------         |:-------------:    |:-------------:                        |
-|*ref*                  | `string`          |Image reference (e.g: nginx:alpine)    |
-|*run.env.IMAGE_REF*    | `string`          |-                                      |
+| Name                  | Type               | Description                           |
+| -------------         |:-------------:     |:-------------:                        |
+|*ref*                  | `string`           |Image reference (e.g: nginx:alpine)    |
+|*recreate*             | `*true \| bool`    |Recreate container?                    |
+|*run.env.IMAGE_REF*    | `string`           |-                                      |
 
 ### docker.#Run Outputs
 

stdlib/docker/docker.cue

@@ -200,6 +200,9 @@ import (
 	// Container name
 	name?: dagger.#Input & {string}
 
+	// Recreate container?
+	recreate: dagger.#Input & {bool | *true}
+
 	// Image registry
 	registry?: {
 		target:   string
@@ -216,6 +219,16 @@ import (
 
 		if [ ! -z "$CONTAINER_NAME" ]; then
 			OPTS="$OPTS --name $CONTAINER_NAME"
+			docker inspect "$CONTAINER_NAME" >/dev/null && {
+				# Container already exists
+				if [ ! -z "$CONTAINER_RECREATE" ]; then
+					echo "Replacing container $CONTAINER_NAME"
+					docker stop "$CONTAINER_NAME"
+					docker rm "$CONTAINER_NAME"
+				else
+					echo "$CONTAINER_NAME already exists"
+				fi
+			}
 		fi
 
 		if [ ! -z "$CONTAINER_PORTS" ]; then
@@ -240,6 +253,10 @@ import (
 				CONTAINER_NAME: name
 			}
 
+			if recreate {
+				CONTAINER_RECREATE: "true"
+			}
+
 			if ports != _|_ {
 				CONTAINER_PORTS: strings.Join(ports, " -p ")
 			}