Fix version command

Makefile

@@ -1,5 +1,5 @@
 signaldctl: signald/client-protocol
-	go build -o signaldctl ./cmd/signaldctl
+	go build -ldflags '-X gitlab.com/signald/signald-go/cmd/signaldctl/common.Version=$(shell git describe) -X gitlab.com/signald/signald-go/cmd/signaldctl/common.Branch=$(shell git rev-parse --abbrev-ref HEAD) -X gitlab.com/signald/signald-go/cmd/signaldctl/common.Commit=$(shell git rev-parse HEAD)' -o signaldctl ./cmd/signaldctl
 
 protocol.json:
 	signald --dump-protocol | jq . > protocol.json

cmd/signaldctl/cmd/version.go

@@ -20,7 +20,9 @@ import (
 	"log"
 	"os"
 
+	"github.com/jedib0t/go-pretty/v6/table"
 	"github.com/spf13/cobra"
+	"gopkg.in/yaml.v2"
 
 	"gitlab.com/signald/signald-go/cmd/signaldctl/common"
 	"gitlab.com/signald/signald-go/signald/client-protocol/v1"
@@ -38,9 +40,39 @@ var versionCmd = &cobra.Command{
 		if err != nil {
 			log.Fatal(err)
 		}
-		err = json.NewEncoder(os.Stdout).Encode(response)
-		if err != nil {
-			log.Fatal("error encoding output ", err)
+
+		output := []v1.JsonVersionMessage{
+			response,
+			{
+				Name:    common.Name,
+				Branch:  common.Branch,
+				Commit:  common.Commit,
+				Version: common.Version,
+			},
+		}
+		switch common.OutputFormat {
+		case "json":
+			err := json.NewEncoder(os.Stdout).Encode(output)
+			if err != nil {
+				log.Fatal(err, "error encoding response to stdout")
+			}
+			break
+		case "yaml":
+			err := yaml.NewEncoder(os.Stdout).Encode(output)
+			if err != nil {
+				log.Fatal(err, "error encoding response to stdout")
+			}
+			break
+		case "table":
+			t := table.NewWriter()
+			t.SetOutputMirror(os.Stdout)
+			t.AppendHeader(table.Row{"Name", "Version", "Branch", "Commit"})
+			t.AppendRow(table.Row{common.Name, common.Version, common.Branch, common.Commit})
+			t.AppendRow(table.Row{response.Name, response.Version, response.Branch, response.Commit})
+			t.Render()
+			break
+		default:
+			log.Fatal("Unsupported output format")
 		}
 	},
 }

cmd/signaldctl/common/version.go

@@ -0,0 +1,8 @@
+package common
+
+var (
+	Name    = "signaldctl"
+	Branch  string
+	Commit  string
+	Version string
+)

debian/rules

@@ -2,8 +2,16 @@
 
 export DH_GOLANG_EXCLUDES := tools/
 
+PKG := gitlab.com/signald/signald-go
+GO_LDFLAGS += -X $(PKG)/cmd/signaldctl/common.Version=$(DEB_VERSION)
+GO_LDFLAGS += -X $(PKG)/cmd/signaldctl/common.Branch=$(shell git rev-parse HEAD)
+GO_LDFLAGS += -X $(PKG)/cmd/signaldctl/common.Commit=$(CI_BUILD_REF)
+
 override_dh_auto_install:
 	dh_auto_install -- --no-source
 
 %:
 	dh $@ --buildsystem=golang --with=golang
+
+override_dh_auto_build:
+	dh_auto_build -- -ldflags '$(GO_LDFLAGS)'