test/integration: for TestLocalDevSetup / -dev, expose http ports

test/integration/docker-compose.yml.template

@@ -5,7 +5,7 @@ services:
   node0:
     image: kwild:latest
     ports:
-      - "8080"
+      - "{{with .ExposedHTTPPorts}}{{index . 0}}:{{end}}8080"
       - "50051"
       - "26656"
       - "26657"
@@ -67,7 +67,7 @@ services:
   node1:
     image: kwild:latest
     ports:
-      - "8080"
+      - "{{with .ExposedHTTPPorts}}{{index . 1}}:{{end}}8080"
       - "50051"
       - "26656"
       - "26657"
@@ -127,7 +127,7 @@ services:
   node2:
     image: kwild:latest
     ports:
-      - "8080"
+      - "{{with .ExposedHTTPPorts}}{{index . 2}}:{{end}}8080"
       - "50051"
       - "26656"
       - "26657"
@@ -190,7 +190,7 @@ services:
   node3:
     image: kwild:latest
     ports:
-      - "8080"
+      - "{{with .ExposedHTTPPorts}}{{index . 3}}:{{end}}8080"
       - "50051"
       - "26656"
       - "26657"
@@ -250,7 +250,7 @@ services:
   node4:
     image: kwild:latest
     ports:
-      - "8080"
+      - "{{with .ExposedHTTPPorts}}{{index . 4}}:{{end}}8080"
       - "50051"
       - "26656"
       - "26657"
@@ -310,7 +310,7 @@ services:
   node5:
     image: kwild:latest
     ports:
-      - "8080"
+      - "{{with .ExposedHTTPPorts}}{{index . 5}}:{{end}}8080"
       - "50051"
       - "26656"
       - "26657"

test/integration/helper.go

@@ -87,6 +87,7 @@ type IntTestConfig struct {
 	DockerComposeOverrideFile string
 	GanacheComposeFile        string
 	WithGanache               bool
+	ExposedHTTPPorts          bool
 
 	WaitTimeout time.Duration
 	LogLevel    string
@@ -177,6 +178,12 @@ func WithNonValidators(n int) HelperOpt {
 	}
 }
 
+func WithExposedHTTPPorts() HelperOpt {
+	return func(r *IntHelper) {
+		r.cfg.ExposedHTTPPorts = true
+	}
+}
+
 func WithJoinExpiry(expiry int64) HelperOpt {
 	return func(r *IntHelper) {
 		r.cfg.JoinExpiry = expiry
@@ -512,11 +519,22 @@ func (r *IntHelper) prepareDockerCompose(ctx context.Context, tmpDir string) {
 	// docker-compose file is to use envs in docker-compose.yml, but it doesn't work
 	//r.updateEnv("KWIL_NETWORK", localNetworkName)
 
+	var exposedHTTPPorts []int
+	if r.cfg.ExposedHTTPPorts {
+		// Actually only need this as long as the number of nodes defined in
+		// the docker-compose.yml.template file. This is not related to
+		// NValidators and NNValidators.
+		for i := 0; i < 20; i++ { // more than enough, which is 6 presently
+			exposedHTTPPorts = append(exposedHTTPPorts, i+8080+1)
+		}
+	}
+
 	// here we generate a new docker-compose.yml file with the new network from template
 	composeFile := filepath.Join(tmpDir, "docker-compose.yml")
 	err = utils.CreateComposeFile(composeFile, "./docker-compose.yml.template",
 		utils.ComposeConfig{
-			Network: localNetworkName,
+			Network:          localNetworkName,
+			ExposedHTTPPorts: exposedHTTPPorts,
 		})
 	require.NoError(r.t, err, "failed to create docker compose file")
 

test/integration/kwild_test.go

@@ -45,6 +45,7 @@ func TestLocalDevSetup(t *testing.T) {
 		integration.WithBlockInterval(time.Second),
 		integration.WithValidators(4),
 		integration.WithNonValidators(0),
+		integration.WithExposedHTTPPorts(),
 	}
 
 	helper := integration.NewIntHelper(t, opts...)

test/utils/compose.go

@@ -8,6 +8,10 @@ import (
 
 type ComposeConfig struct {
 	Network string
+	// ExposedHTTPPorts can be left empty to not expose any ports to the host,
+	// or set to the host ports to expose the http interface for each node. e.g.
+	// []int{8081, 8082, ...}
+	ExposedHTTPPorts []int
 }
 
 func genCompose(templateFile string, config ComposeConfig) (string, error) {