add better startup and shutdown msgs

Dockerfile

@@ -1,12 +1,15 @@
 FROM golang:1.15 as builder
+
 RUN mkdir /build
 ADD . /build/
 WORKDIR /build
-RUN find /
 RUN make build
 
+
 FROM scratch
+
 COPY --from=builder /build/sco /app/main
-COPY --from=builder /build /archive/build
+COPY --from=builder /go /goarchive
+
 WORKDIR /app
 CMD ["./main"]

Makefile

@@ -1,4 +1,5 @@
 VERSION := $(shell git rev-parse --short HEAD)
+COMMIT := $(shell git log --pretty=format:"%H" -1)
 BUILDTIME := $(shell date -u '+%Y-%m-%dT%H:%M:%SZ')
 BUILDTIMEFILENAME := $(shell date -u '+%Y%m%d-%H%M%SZ')
 BUILDTIMETAG := $(shell date -u '+%Y%m%d%H%M%S')
@@ -12,6 +13,7 @@ IMAGENAME := sneak/$(FN)
 UNAME_S := $(shell uname -s)
 
 GOLDFLAGS += -X main.Version=$(VERSION)
+GOLDFLAGS += -X main.Commit=$(COMMIT)
 GOLDFLAGS += -X main.Buildarch=$(BUILDARCH)
 
 # osx can't statically link apparently?!

bot/bot.go

@@ -24,6 +24,7 @@ type Bot struct {
 	DebuggingChannelName string
 	TeamName             string
 	Version              string
+	Commit               string
 	WebsocketURL         string
 	StartupUnixTime      int64
 	client               *model.Client4
@@ -70,7 +71,8 @@ func (b *Bot) Main() int {
 
 	// Lets create a bot channel for logging debug messages into
 	b.CreateBotDebuggingChannelIfNeeded()
-	b.SendMsgToDebuggingChannel("_"+b.BotName+" has **started** running_", "")
+	msg := fmt.Sprintf("_**%s** has started up_\n\nrunning on version %s", b.BotName, b.Version)
+	b.SendMsgToDebuggingChannel(msg, "")
 
 	// Lets start listening to some channels via the websocket!
 	var err *model.AppError
@@ -223,6 +225,10 @@ func (b *Bot) HandleWebSocketResponse(event *model.WebSocketEvent) {
 
 }
 
+func (b *Bot) Shutdown() {
+	syscall.Kill(syscall.Getpid(), syscall.SIGINT)
+}
+
 func (b *Bot) HandleMsgFromChannel(event *model.WebSocketEvent) {
 
 	post := model.PostFromJson(strings.NewReader(event.Data["post"].(string)))
@@ -238,14 +244,13 @@ func (b *Bot) HandleMsgFromChannel(event *model.WebSocketEvent) {
 	}
 
 	if matched, _ := regexp.MatchString(`(?:^|\W)version(?:$|\W)`, post.Message); matched {
-		msg := fmt.Sprintf("I am running version `%s` from git: https://git.eeqj.de/sneak/sco", b.Version)
+		msg := fmt.Sprintf("I am running version `%s` from git: https://git.eeqj.de/sneak/sco/src/commit/%s", b.Version, b.Commit)
 		b.SendMsgToChannel(msg, post.Id, post.ChannelId)
 		return
 	}
 
 	if matched, _ := regexp.MatchString(`(?:^|\W)uptime(?:$|\W)`, post.Message); matched {
-		uptime := time.Now().Unix() - b.StartupUnixTime
+		msg := fmt.Sprintf("running: uptime %d seconds", b.Uptime())
-		msg := fmt.Sprintf("running: uptime %d seconds", uptime)
 		b.SendMsgToChannel(msg, post.Id, post.ChannelId)
 		return
 	}
@@ -254,6 +259,10 @@ func (b *Bot) HandleMsgFromChannel(event *model.WebSocketEvent) {
 
 }
 
+func (b *Bot) Uptime() int64 {
+	return (time.Now().Unix() - b.StartupUnixTime)
+}
+
 func (b *Bot) HandleMsgFromDebuggingChannel(event *model.WebSocketEvent) {
 	println("responding to debugging channel msg")
 
@@ -262,8 +271,7 @@ func (b *Bot) HandleMsgFromDebuggingChannel(event *model.WebSocketEvent) {
 
 		// ignore my events
 		if matched, _ := regexp.MatchString(`(?:^|\W)shutdown(?:$|\W)`, post.Message); matched {
-			b.SendMsgToDebuggingChannel("i will now exit", post.Id)
+			b.Shutdown()
-			syscall.Kill(syscall.Getpid(), syscall.SIGINT)
 			return
 		}
 
@@ -293,7 +301,6 @@ func (b *Bot) HandleMsgFromDebuggingChannel(event *model.WebSocketEvent) {
 	}
 
 	b.SendMsgToChannel("I did not understand your command, sorry", post.Id, post.ChannelId)
-	//b.SendMsgToDebuggingChannel("I did not understand you!", post.Id)
 }
 
 func PrintError(err *model.AppError) {
@@ -308,11 +315,11 @@ func (b *Bot) SetupGracefulShutdown() {
 	signal.Notify(c, os.Interrupt)
 	go func() {
 		for _ = range c {
+			msg := fmt.Sprintf("_**%s** (version `%s`) is now shutting down_\n\nuptime was %d secs", b.BotName, b.Version, b.Uptime())
+			b.SendMsgToDebuggingChannel(msg, "")
 			if b.webSocketClient != nil {
 				b.webSocketClient.Close()
 			}
-
-			b.SendMsgToDebuggingChannel("_"+b.BotName+" has **stopped** running_", "")
 			os.Exit(0)
 		}
 	}()

cmd/sco/main.go

@@ -4,12 +4,14 @@ import "os"
 import "git.eeqj.de/sneak/sco/bot"
 
 var Version string
+var Commit string
 var Buildarch string
 
 func main() {
 	mybot := bot.New(func(b *bot.Bot) {
 		b.BotName = "lsvsco"
 		b.Version = Version
+		b.Commit = Commit
 		b.Buildarch = Buildarch
 		b.APIURL = os.Getenv("SCO_API_URL")
 		b.TeamName = os.Getenv("SCO_TEAM_NAME")