setup ttyS0 might work

Signed-off-by: Jeff Carr <jcarr@wit.com>

args.go

@@ -10,6 +10,7 @@ var args struct {
 	LogFile string
 	Verbose bool
 	User string `arg:"env:USER"`
+	TestExec string
 
 	gui.GuiArgs
 }

main.go

@@ -1,8 +1,12 @@
 package main
 
 import (
+	"os"
+	"os/exec"
 	"log"
 	"embed"
+	"strings"
+	"bytes"
 
 	"git.wit.org/wit/gui"
 )
@@ -19,9 +23,32 @@ var geom string = "120x30+500+500"
 //go:embed resources
 var res embed.FS
 
+//go:embed resources/ttyS0.conf
+var ttyS0 string
+
+func doCmd(str string) {
+	var stderr bytes.Buffer
+	log.Println("TestExec =", args.TestExec)
+	args := strings.Split(str, " ")
+	cmd := exec.Command(args[0], args[1:]...)
+	cmd.Stdout = os.Stdout
+	cmd.Stderr = &stderr // os.Stderr
+	err := cmd.Run()
+	if err != nil {
+		log.Println("Error:", err)
+	}
+	log.Println("STDERR:\n", stderr.String())
+}
+
 func main() {
 	log.Println("starting my Control Panel")
 
+	if (args.TestExec != "") {
+		// for i, t := range args.Toolkit {
+		doCmd(args.TestExec)
+		os.Exit(0)
+	}
+
 	initGUI()
 	gui.Watchdog()
 }

resources/sources.list.d/bazel.list

@@ -0,0 +1,5 @@
+# sudo apt install -y apt-transport-https curl gnupg
+# curl -fsSL https://bazel.build/bazel-release.pub.gpg | gpg --dearmor >bazel-archive-keyring.gpg
+# sudo mv bazel-archive-keyring.gpg /usr/share/keyrings
+
+# deb [arch=amd64 signed-by=/usr/share/keyrings/bazel-archive-keyring.gpg] https://storage.googleapis.com/bazel-apt stable jdk1.8

resources/sources.list.d/debian.list

@@ -0,0 +1,26 @@
+# See https://wiki.debian.org/SourcesList for more information.
+
+deb http://mirrors.lab.wit.org/debian sid main contrib non-free non-free-firmware
+deb-src http://mirrors.lab.wit.org/debian sid main contrib non-free non-free-firmware
+
+# deb http://mirrors.cogentco.com/debian sid main contrib non-free
+
+# deb http://mirrors.kernel.org/debian sid main contrib non-free
+
+# deb-src http://deb.debian.org/debian bullseye main
+
+# deb http://deb.debian.org/debian bullseye-updates main
+# deb-src http://deb.debian.org/debian bullseye-updates main
+
+# deb http://security.debian.org/debian-security/ bullseye-security main
+# deb-src http://security.debian.org/debian-security/ bullseye-security main
+# See https://wiki.debian.org/SourcesList for more information.
+
+#deb http://deb.debian.org/debian bullseye main
+#deb-src http://deb.debian.org/debian bullseye main
+
+#deb http://deb.debian.org/debian bullseye-updates main
+#deb-src http://deb.debian.org/debian bullseye-updates main
+
+#deb http://security.debian.org/debian-security/ bullseye-security main
+#deb-src http://security.debian.org/debian-security/ bullseye-security main

resources/sources.list.d/gcloud.list

@@ -0,0 +1 @@
+# deb [signed-by=/etc/wit/cloud.google.gpg] https://packages.cloud.google.com/apt cloud-sdk main

resources/sources.list.d/google-chrome.list

@@ -0,0 +1,3 @@
+### THIS FILE IS AUTOMATICALLY CONFIGURED ###
+# You may comment out this entry, but any other modifications may be lost.
+# deb [arch=amd64] https://dl.google.com/linux/chrome/deb/ stable main

resources/sources.list.d/picoscope.list

@@ -0,0 +1 @@
+# deb https://labs.picotech.com/picoscope7auto/debian/ picoscope main

resources/sources.list.d/signal.list

@@ -0,0 +1,3 @@
+# deb [arch=amd64 signed-by=/etc/keyrings/signal-desktop-keyring.gpg] https://updates.signal.org/desktop/apt xenial main
+# deb [arch=amd64 signed-by=/etc/apt/trusted.gpg.d/signal-keys.asc] https://updates.signal.org/desktop/apt xenial main
+# deb-src [arch=amd64 signed-by=/etc/apt/trusted.gpg.d/signal-keys.asc] https://updates.signal.org/desktop/apt xenial main

resources/sources.list.d/wit.list

@@ -0,0 +1,2 @@
+deb [signed-by=/etc/wit/wit.gpg] http://mirrors.wit.org/wit/ sid main
+deb-src [signed-by=/etc/wit/wit.gpg] http://mirrors.wit.org/wit/ sid main

resources/ttyS0.conf

@@ -0,0 +1,10 @@
+# ttyS0 - getty
+#
+# This service maintains a getty on ttyS0 from the point the system is
+# started until it is shut down again.
+
+start on stopped rc RUNLEVEL=[12345]
+stop on runlevel [!12345]
+
+respawn
+exec /sbin/getty -L 115200 ttyS0 vt102

window-main.go

@@ -3,6 +3,7 @@ import (
 	"log"
 	"time"
 	"os"
+	"io/ioutil"
 	"git.wit.org/wit/gui"
 )
 
@@ -10,7 +11,7 @@ var myGui *gui.Node
 var mainWindow *gui.Node
 
 func initGUI() {
-	myGui = gui.New()
+	myGui = gui.New().LoadToolkit("gocui")
 	mainWindow = myGui.NewWindow("wit new machine setup").SetText("wit new machine setup")
 
 	mainWindow.Custom = customExit
@@ -54,8 +55,6 @@ func mainTab(n *gui.Node) {
 	/////////////////////////////////////////////////////////////////////////////
 	rn := newTab.NewGroup("Local Linux Settings")
 
-	rn.NewLabel("need to be run as root")
-
 	rn.NewButton("apt sources", func () {
 		xterm("cd ~/jcarr/setup; make setup-apt-sources; make setup-apt-file")
 	})
@@ -69,6 +68,18 @@ func mainTab(n *gui.Node) {
 		xterm("cd ~/jcarr/setup; make setup-packages-kvm")
 	})
 
+	rn.NewButton("ttyS0", func () {
+		// systemctl enable serial-getty@ttyS0.service
+		// cp ttyS0.conf /etc/init/
+		foo := []byte(ttyS0)
+		ioutil.WriteFile("/etc/init/ttyS0.conf", foo, 0644)
+		myGui.CloseToolkit("gocui")
+		doCmd("ls -l")
+		doCmd("cat /etc/init/ttyS0.conf")
+		doCmd("systemctl enable serial-getty@ttyS0.service")
+		os.Exit(0)
+	})
+
 	rn.NewLabel("Not yet working stuff")
 
 	rn.NewButton("resolv.conf", func () {