simple format sdcard golang example
Signed-off-by: Jeff Carr <jcarr@wit.com>
This commit is contained in:
parent
393a019b78
commit
63c71e53b5
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@ -17,6 +17,7 @@ import "github.com/davecgh/go-spew/spew"
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// https://github.com/yaa110/sslice
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var mainwin *ui.Window
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var mydrive string
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func doButton(mybut *ui.Button) {
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log.Println("doButton() hostname = test", config.String("hostname"))
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@ -27,15 +28,40 @@ func doButton(mybut *ui.Button) {
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func rsync(mybut *ui.Button) {
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log.Println("doButton() mybut =", reflect.ValueOf(mybut).Elem())
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log.Println("run rsync here")
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if _, err := os.Stat("/mnt/sdcard/lost+found/"); !os.IsNotExist(err) {
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log.Println("run rsync here")
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script(`
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rsync -av --progress --inplace /home/pinebook/factory/FACTORY-IMAGER-ROOTFS/ /mnt/sdcard/
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umount /mnt/sdcard
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`)
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ui.MsgBox(mainwin, "The sdcard is finished", "")
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} else {
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log.Println("partition is not mounted")
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ui.MsgBoxError(mainwin, "The partition is not mounted at /mnt/sdcard", "")
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}
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}
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// select the dev entry to partition and format
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// for example: /dev/mtdblock0 or /dev/sdc
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func selectDrive(mybox *ui.Combobox) {
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spew.Dump(mybox.Visible())
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spew.Dump(mybox.Selected())
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spew.Dump(mybox.ControlBase)
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// spew.Dump(box.ControlBase.Parent)
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spew.Dump(mybox)
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log.Println("selected = ", mybox.Selected())
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if (mybox.Selected() == 1) {
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mydrive = "/dev/sdb"
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}
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}
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func format(mybut *ui.Button) {
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log.Println("doButton() mybut =", reflect.ValueOf(mybut).Elem())
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log.Println("format and mount here")
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/*
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os.Chdir("/root")
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script(`
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pwd
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ls -l /etc/issue
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@ -50,8 +76,9 @@ func format(mybut *ui.Button) {
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echo bar
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`)
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simpleProcess("dd if=/home/pinebook/factory/factory-pine14inch of=/dev/sdb status=progress bs=1M oflag=sync count=300");
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script("dd if=/home/pinebook/factory/factory-pine14inch of=/dev/sdb status=progress bs=1M oflag=sync count=300");
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return
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*/
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script(`
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parted -s /dev/sdb mklabel msdos
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@ -63,7 +90,8 @@ func format(mybut *ui.Button) {
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e2label /dev/sdb1 root
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e2label /dev/sdb2 factory-image
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mount /dev/sdb1 /mnt/sdcard/
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dd if=../u-boot/u-boot-sunxi-with-spl.bin of=/dev/sdb status=progress bs=1K seek=8
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pwd
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dd if=../u-boot/u-boot-sunxi-with-spl.bin of=/dev/sdb status=progress oflag=sync bs=1K seek=8
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`)
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}
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@ -142,14 +170,7 @@ func makeBurnSDcardPage() *ui.Box {
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cbox.Append("/dev/sdb")
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cbox.Append("/dev/sr0")
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cbox.Append("Combobox Item 3")
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cbox.OnSelected(func(*ui.Combobox) {
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spew.Dump(cbox.Visible())
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spew.Dump(cbox.Selected())
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spew.Dump(cbox.ControlBase)
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// spew.Dump(cbox.ControlBase.Parent)
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spew.Dump(cbox)
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log.Println("selected = ", cbox.Selected())
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})
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cbox.OnSelected(selectDrive)
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vbox.Append(cbox, false)
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vbox2 := addGroupBox(hbox, "Select the Image")
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@ -350,5 +371,7 @@ func setupUI() {
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func main() {
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parseConfig()
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// script("dd if=/home/pinebook/factory/factory-pine14inch of=/dev/sdb status=progress bs=1M oflag=sync count=300");
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ui.Main(setupUI)
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}
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@ -10,6 +10,7 @@ import "os/exec"
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import "bufio"
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import "reflect"
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import "github.com/davecgh/go-spew/spew"
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import "github.com/svent/go-nbreader"
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/*
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func exampleCommand(a string, b ...string) {
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@ -74,7 +75,8 @@ func script(cmds string) int {
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fmt.Println("LINE:", line)
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time.Sleep(1)
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// simpleProcess("ls /")
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simpleProcess(line)
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// simpleProcess(line)
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shell(line)
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}
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return 0
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}
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@ -83,12 +85,11 @@ func script(cmds string) int {
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// this has to internally handle 'cd' and call os.Chdir()
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func simpleProcess(cmd string) int {
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log.Println("START " + cmd)
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// cmd := exec.Command("ls", "/tmp", "/ballon", "/")
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cmd = strings.TrimSpace(cmd) // this is like 'chomp' in perl
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cmdArgs := strings.Fields(cmd)
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if (len(cmdArgs) == 0) {
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log.Println("END " + cmd)
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log.Println("END ", cmd)
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return 0 // nothing to do
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}
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if (cmdArgs[0] == "cd") {
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@ -96,7 +97,7 @@ func simpleProcess(cmd string) int {
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log.Println("os.Chdir()", cmd)
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os.Chdir(cmdArgs[1])
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}
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log.Println("END " + cmd)
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log.Println("END ", cmd)
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return 0 // nothing to do
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}
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process := exec.Command(cmdArgs[0], cmdArgs[1:len(cmdArgs)]...)
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@ -133,7 +134,7 @@ func simpleProcess(cmd string) int {
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log.Println("END ", cmd)
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return -1
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}
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log.Println("END " + cmd)
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log.Println("END ", cmd)
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return 0
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}
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@ -185,3 +186,96 @@ func stdoutExec(prompt string, timeout int) {
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cmd.Wait()
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}
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func shell(cmdline string) int {
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log.Println("START " + cmdline)
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cmd := strings.TrimSpace(cmdline) // this is like 'chomp' in perl
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cmdArgs := strings.Fields(cmd)
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if (len(cmdArgs) == 0) {
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log.Println("END ", cmd)
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return 0 // nothing to do
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}
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if (cmdArgs[0] == "cd") {
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if (len(cmdArgs) > 1) {
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log.Println("os.Chdir()", cmd)
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os.Chdir(cmdArgs[1])
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}
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log.Println("END ", cmd)
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return 0 // nothing to do
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}
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process := exec.Command(cmdArgs[0], cmdArgs[1:len(cmdArgs)]...)
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stdout, _ := process.StdoutPipe()
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stderr, _ := process.StderrPipe()
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process.Start()
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f := bufio.NewWriter(os.Stdout)
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newreader := bufio.NewReader(stdout)
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nbr := nbreader.NewNBReader(newreader, 1024)
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newerrreader := bufio.NewReader(stderr)
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nbrerr := nbreader.NewNBReader(newerrreader, 1024)
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for {
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time.Sleep(2 * time.Millisecond) // only check the buffer 500 times a second
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// log.Println("sleep done")
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oneByte := make([]byte, 1024)
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count, err := nbr.Read(oneByte)
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if (err != nil) {
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// log.Println("Read() count = ", count, "err = ", err)
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oneByte = make([]byte, 1024)
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count, err = nbr.Read(oneByte)
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f.Write([]byte(string(oneByte)))
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f.Flush()
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}
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f.Write([]byte(string(oneByte)))
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f.Flush()
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oneByte = make([]byte, 1024)
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count, err = nbrerr.Read(oneByte)
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if (err != nil) {
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oneByte = make([]byte, 1024)
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count, err = nbrerr.Read(oneByte)
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f.Write([]byte(string(oneByte)))
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f.Flush()
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log.Println("Read() count = ", count, "err = ", err)
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spew.Dump(process.Process)
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spew.Dump(process.ProcessState)
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err := process.Wait()
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if err != nil {
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spew.Dump(err.(*exec.ExitError))
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spew.Dump(process.ProcessState)
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stuff := err.(*exec.ExitError)
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log.Println("ERROR ", stuff)
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log.Println("END ", cmdline)
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return -1
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}
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log.Println("END ", cmdline)
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return 0
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} else {
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f.Write([]byte(string(oneByte)))
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f.Flush()
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}
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// spew.Dump(reflect.ValueOf(cmd.Process).Elem())
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}
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err := process.Wait()
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if err != nil {
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spew.Dump(err.(*exec.ExitError))
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spew.Dump(process.ProcessState)
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stuff := err.(*exec.ExitError)
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log.Println("ERROR ", stuff)
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log.Println("END ", cmdline)
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return -1
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}
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log.Println("END ", cmdline)
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return 0
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}
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