initial build
This commit is contained in:
commit
790062a152
8 changed files with 281 additions and 0 deletions
1
.gitignore
vendored
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1
.gitignore
vendored
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/bin
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116
.random data
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116
.random data
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// package main
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// import (
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// "fmt"
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// "os"
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// "os/exec"
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// )
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// func main() {
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// devices, err := listStorageDevices()
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// if err != nil {
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// fmt.Println("Error:", err)
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// return
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// }
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// fmt.Println("Connected storage devices:")
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// var storageDevices []string
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// for _, device := range devices {
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// // filter out non-disk devices
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// if device[:2] != "sd" {
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// continue
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// }
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// // show only ones that end with a number
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// if device[len(device)-1] < '0' || device[len(device)-1] > '9' {
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// continue
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// }
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// fmt.Println(device)
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// storageDevices = append(storageDevices, device)
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// }
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// if len(storageDevices) == 0 {
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// fmt.Println("No storage devices found.")
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// return
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// }
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// // if there are storage devices, check if they are mounted
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// for _, device := range storageDevices {
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// mounted, err := isMounted(device)
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// if err != nil {
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// fmt.Println("Error:", err)
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// return
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// }
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// // if not mounted, mount it to /mnt/init/<device>
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// if !mounted {
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// err = mountDevice(device)
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// if err != nil {
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// fmt.Println("Error:", err)
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// return
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// }
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// fmt.Println("Device", device, "mounted to /mnt/init/"+device)
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// }
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// }
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// }
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// func mountDevice(device string) error {
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// // ensure the mount point exists
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// err := os.MkdirAll("/mnt/init/"+device, 0755)
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// if err != nil {
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// return err
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// }
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// // Use `mount` command to mount the device
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// cmd := exec.Command("mount", "/dev/"+device, "/mnt/init/"+device)
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// err = cmd.Run()
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// if err != nil {
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// return err
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// }
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// return nil
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// }
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// func isMounted(device string) (bool, error) {
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// file, err := os.Open("/proc/mounts")
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// if err != nil {
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// return false, err
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// }
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// defer file.Close()
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// var devicePath string
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// for {
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// var path, dev string
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// _, err := fmt.Fscanf(file, "%s %s\n", &path, &dev)
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// if err != nil {
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// break
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// }
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// if dev == "/dev/"+device {
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// devicePath = path
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// break
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// }
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// }
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// return devicePath != "", nil
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// }
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// func listStorageDevices() ([]string, error) {
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// dir, err := os.Open("/dev")
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// if err != nil {
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// return nil, err
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// }
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// defer dir.Close()
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// files, err := dir.Readdir(-1)
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// if err != nil {
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// return nil, err
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// }
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// devices := make([]string, 0)
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// for _, file := range files {
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// if file.Mode()&os.ModeDevice != 0 {
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// devices = append(devices, file.Name())
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// }
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// }
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// return devices, nil
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// }
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37
cmd/gl.init/config.go
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37
cmd/gl.init/config.go
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package main
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import (
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"encoding/json"
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"io/ioutil"
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)
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var config ConfigData
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type ConfigData struct {
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Servicefiles string `json:"servicefiles"`
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Automount []struct {
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PartitionUUID string `json:"partition-uuid"`
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Mountpoint string `json:"mountpoint"`
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} `json:"automount"`
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}
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func loadConfig() {
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// Load JSON config from /etc/gl.userinit.json
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configFile := "userinit.json"
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// Read the JSON file
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data, err := ioutil.ReadFile(configFile)
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if err != nil {
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// Handle error
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return
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}
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// Unmarshal JSON data into the config struct
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err = json.Unmarshal(data, &config)
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if err != nil {
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// Handle error
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return
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}
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// Config loaded successfully
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}
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77
cmd/gl.init/devices.go
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77
cmd/gl.init/devices.go
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package main
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import (
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"fmt"
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"os/exec"
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"runtime"
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"strings"
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)
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type Device struct {
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Name string
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MajMin string
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Rm string
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Size string
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Ro string
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Type string
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MountPoint string
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}
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func getDevices() string {
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if runtime.GOOS == "windows" {
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return sampleOutput
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}
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cmd := exec.Command("lsblk", "-pP")
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// store the output
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output, err := cmd.Output()
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if err != nil {
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panic(err)
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}
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// convert the byte buffer to a string
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outputString := string(output)
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return outputString
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}
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func parseDevices(output string) []Device {
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// split the output string by new line
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lines := strings.Split(output, "\n")
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if len(lines) == 0 {
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return nil
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}
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// create a slice of devices
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devices := make([]Device, 0)
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// iterate over the lines
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for _, line := range lines {
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// skip empty lines
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if line == "" {
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continue
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}
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line = strings.ReplaceAll(line, "\"", "") // remove the quotes
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line = strings.ReplaceAll(line, "NAME=", "")
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line = strings.ReplaceAll(line, "MAJ:MIN=", "")
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line = strings.ReplaceAll(line, "RM=", "")
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line = strings.ReplaceAll(line, "SIZE=", "")
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line = strings.ReplaceAll(line, "RO=", "")
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line = strings.ReplaceAll(line, "TYPE=", "")
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line = strings.ReplaceAll(line, "MOUNTPOINT=", "")
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fmt.Println(line)
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// split the line by space
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parts := strings.Split(line, " ")
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// create a new device
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device := Device{
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Name: parts[0],
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MajMin: parts[1],
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Rm: parts[2],
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Size: parts[3],
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Ro: parts[4],
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Type: parts[5],
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MountPoint: parts[6],
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}
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// append the device to the slice
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devices = append(devices, device)
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}
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// return the slice of devices
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return devices
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}
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32
cmd/gl.init/main.go
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32
cmd/gl.init/main.go
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package main
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import (
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"fmt"
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)
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// `lsblk -pP` returns a string with the following format:
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var sampleOutput = `NAME="/dev/sda" MAJ:MIN="8:0" RM="1" SIZE="57.7G" RO="0" TYPE="disk" MOUNTPOINT=""
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NAME="/dev/sda1" MAJ:MIN="8:1" RM="1" SIZE="57.6G" RO="0" TYPE="part" MOUNTPOINT="/mnt/init/sda1"
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NAME="/dev/sda2" MAJ:MIN="8:2" RM="1" SIZE="32M" RO="0" TYPE="part" MOUNTPOINT="/mnt/init/sda2"
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NAME="/dev/mtdblock0" MAJ:MIN="31:0" RM="0" SIZE="128K" RO="1" TYPE="disk" MOUNTPOINT=""
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NAME="/dev/mtdblock1" MAJ:MIN="31:1" RM="0" SIZE="384K" RO="1" TYPE="disk" MOUNTPOINT=""
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NAME="/dev/mtdblock2" MAJ:MIN="31:2" RM="0" SIZE="128K" RO="1" TYPE="disk" MOUNTPOINT=""
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NAME="/dev/mtdblock3" MAJ:MIN="31:3" RM="0" SIZE="128K" RO="1" TYPE="disk" MOUNTPOINT=""
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NAME="/dev/mtdblock4" MAJ:MIN="31:4" RM="0" SIZE="125.3M" RO="0" TYPE="disk" MOUNTPOINT=""
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NAME="/dev/mtdblock5" MAJ:MIN="31:5" RM="0" SIZE="4M" RO="0" TYPE="disk" MOUNTPOINT=""
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NAME="/dev/mtdblock6" MAJ:MIN="31:6" RM="0" SIZE="121.3M" RO="0" TYPE="disk" MOUNTPOINT=""
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NAME="/dev/mtdblock7" MAJ:MIN="31:7" RM="0" SIZE="256K" RO="0" TYPE="disk" MOUNTPOINT=""
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NAME="/dev/ubiblock0_0" MAJ:MIN="254:0" RM="0" SIZE="13.9M" RO="0" TYPE="disk" MOUNTPOINT="/rom"
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`
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func main() {
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loadConfig()
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devices := getDevices()
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parsedDevices := parseDevices(devices)
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for _, device := range parsedDevices {
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// if device starts with /dev/sd and ends with a number, it's a disk
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fmt.Println("Name: " + device.Name)
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}
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}
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5
go.mod
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5
go.mod
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module git.merith.xyz/packages/gl.init
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go 1.21.3
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require github.com/deepakjois/gousbdrivedetector v0.0.0-20220514003247-ea439de1c459 // indirect
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2
go.sum
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2
go.sum
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github.com/deepakjois/gousbdrivedetector v0.0.0-20220514003247-ea439de1c459 h1:gZcBabrda6G8OBWOLr2hRCwtOVr2z2oD8GHlv9wpMSE=
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github.com/deepakjois/gousbdrivedetector v0.0.0-20220514003247-ea439de1c459/go.mod h1:zBq85v4Jn+9KU3tkyNs7IKzmyP/KQcitMLzLkwhxfSk=
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11
makefile
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11
makefile
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GOOS=linux
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GOARCH=mipsle
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default:
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go run ./cmd/gl.init/
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target:
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GOOS=$(GOOS) GOARCH=$(GOARCH) go build -o ./bin/gl.init ./cmd/gl.init/
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push: target
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scp ./bin/gl.init root@192.168.8.1:/tmp
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