Close connection on broken tunnel, private key is not mandatory

.github/workflows/ci-master.yml

@@ -0,0 +1,23 @@
+name: CI Master
+
+on:
+  push:
+    branches: [ master ]
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.17
+
+      - name: Build
+        run: make build
+
+      - name: Test
+        run: make test

.github/workflows/ci-pr.yml

@@ -0,0 +1,23 @@
+name: CI PR
+
+on:
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.17
+
+      - name: Build
+        run: make build
+
+      - name: Test
+        run: make test

README.md

@@ -1,3 +1,4 @@
+[![CI](https://github.com/davrodpin/mole/actions/workflows/ci-master.yml/badge.svg)](https://github.com/davrodpin/mole/actions/workflows/ci-master.yml)
 [![Documentation](https://godoc.org/github.com/davrodpin/mole?status.svg)](http://godoc.org/github.com/davrodpin/mole)
 # [Mole](https://davrodpin.github.io/mole/)
 

cmd/misc_rpc.go

@@ -1,10 +1,12 @@
 package cmd
 
 import (
+	"context"
+	"encoding/json"
 	"fmt"
 	"os"
 
-	"github.com/davrodpin/mole/mole"
+	"github.com/davrodpin/mole/rpc"
 
 	log "github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
@@ -32,15 +34,25 @@ var (
 			return nil
 		},
 		Run: func(cmd *cobra.Command, arg []string) {
-			resp, err := mole.Rpc(id, method, params)
+			resp, err := rpc.CallById(context.Background(), id, method, params)
 			if err != nil {
 				log.WithError(err).WithFields(log.Fields{
 					"id": id,
 				}).Error("error executing remote procedure.")
+
+				os.Exit(1)
+			}
+
+			json, err := json.MarshalIndent(resp, "", "  ")
+			if err != nil {
+				log.WithError(err).WithFields(log.Fields{
+					"id": id,
+				}).Error("error executing remote procedure.")
+
 				os.Exit(1)
 			}
 
-			fmt.Printf(resp)
+			fmt.Printf("%s\n", string(json))
 		},
 	}
 )

cmd/show_instances.go

@@ -0,0 +1,60 @@
+package cmd
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/davrodpin/mole/mole"
+
+	log "github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
+)
+
+var (
+	showInstancesCmd = &cobra.Command{
+		Use:   "instances [name]",
+		Short: "Shows runtime information about application instances",
+		Long: `Shows runtime information about application instances.
+
+Only instances with rpc enabled will be shown by this command.`,
+		Args: func(cmd *cobra.Command, args []string) error {
+			if len(args) > 0 {
+				id = args[0]
+			}
+
+			return nil
+		},
+		Run: func(cmd *cobra.Command, arg []string) {
+			var err error
+			var formatter mole.Formatter
+
+			if id == "" {
+				formatter, err = mole.ShowInstances()
+			} else {
+				formatter, err = mole.ShowInstance(id)
+			}
+
+			if err != nil {
+				log.WithError(err).WithFields(log.Fields{
+					"id": id,
+				}).Error("could not retrieve information about application instance(s)")
+				os.Exit(1)
+			}
+
+			out, err := formatter.Format("toml")
+			if err != nil {
+				log.WithError(err).WithFields(log.Fields{
+					"id": id,
+				}).Error("error converting output")
+				os.Exit(1)
+			}
+
+			fmt.Printf("%s\n", out)
+
+		},
+	}
+)
+
+func init() {
+	showCmd.AddCommand(showInstancesCmd)
+}

cmd/start_local.go

@@ -30,6 +30,7 @@ Destination endpoints are adrresess that can be reached from the jump server.
 
 		err := client.Start()
 		if err != nil {
+			log.WithError(err).Error("error starting mole")
 			os.Exit(1)
 		}
 	},