util/board_status/go/src/main/board_status.go

   1 package main
   2
   3 import (
   4         "cbfs"
   5         "cbtables"
   6         "flag"
   7         "fmt"
   8         "io/ioutil"
   9         "kconfig"
  10         "log"
  11         "os"
  12         "os/exec"
  13 )
  14
  15 var ClobberDir = flag.Bool("clobber", false, "Clobber temporary output when finished. Useful for debugging.")
  16
  17 func RunAndSave(output string, name string, arg ...string) {
  18         cmd := exec.Command(name, arg...)
  19
  20         f, err := os.Create(output)
  21         if err != nil {
  22                 log.Fatal(err)
  23         }
  24
  25         cmd.Stdout = f
  26         cmd.Stderr = f
  27
  28         err = cmd.Start()
  29         if err != nil {
  30                 log.Fatal(err)
  31         }
  32         cmd.Wait()
  33 }
  34
  35 /* Missing features: serial, upload, ssh */
  36
  37 func main() {
  38         flag.Parse()
  39
  40         cb, err := cbfs.OpenROM()
  41         if err != nil {
  42                 log.Fatal(err)
  43         }
  44         config, err := cb.GetFile("config")
  45         if err != nil {
  46                 log.Fatal(err)
  47         }
  48         revision, err := cb.GetFile("revision")
  49         if err != nil {
  50                 log.Fatal(err)
  51         }
  52
  53         parsedConfig := kconfig.ParseKConfig(config)
  54         mainboardDir := kconfig.UnQuote(parsedConfig["CONFIG_MAINBOARD_DIR"])
  55
  56         tempDir, err := ioutil.TempDir("", "coreboot_board_status")
  57         if err != nil {
  58                 log.Fatal(err)
  59         }
  60
  61         tbl, err := cbtables.Open()
  62         if err != nil {
  63                 log.Fatal(err)
  64         }
  65
  66         taggedVersion, err := tbl.GetVersion()
  67         if err != nil {
  68                 log.Fatal(err)
  69         }
  70         versionTimestamp, err := tbl.GetVersionTimestamp()
  71         if err != nil {
  72                 log.Fatal(err)
  73         }
  74         timestampFormated := versionTimestamp.UTC().Format("2006-01-02T15:04:05Z")
  75         outputDir := tempDir + "/" + mainboardDir + "/" + taggedVersion + "/" + timestampFormated
  76         os.MkdirAll(outputDir, 0755)
  77         fmt.Printf("Temporarily placing output in %s\n", outputDir)
  78         cf, err := os.Create(outputDir + "/cbfs.txt")
  79         if err != nil {
  80                 log.Fatal(err)
  81         }
  82         defer cf.Close()
  83         fmt.Fprintf(cf, "%v", cb)
  84
  85         cf, err = os.Create(outputDir + "/config.txt")
  86         if err != nil {
  87                 log.Fatal(err)
  88         }
  89         defer cf.Close()
  90         cf.Write(config)
  91
  92         cf, err = os.Create(outputDir + "/revision.txt")
  93         if err != nil {
  94                 log.Fatal(err)
  95         }
  96         defer cf.Close()
  97         cf.Write(revision)
  98
  99         RunAndSave(outputDir+"/kernel_log.txt", "dmesg")
 100
 101         cons, lost, err := tbl.GetConsole()
 102         if err != nil {
 103                 log.Fatal(err)
 104         }
 105
 106         cf, err = os.Create(outputDir + "/coreboot_console.txt")
 107         if err != nil {
 108                 log.Fatal(err)
 109         }
 110         defer cf.Close()
 111         cf.Write(cons)
 112         switch lost {
 113         case 0:
 114         case 1:
 115                 fmt.Fprintf(cf, "\none byte lost\n")
 116         default:
 117                 fmt.Fprintf(cf, "\n%d bytes lost\n", lost)
 118         }
 119         timest, err := tbl.GetTimestamps()
 120         if err != nil {
 121                 log.Fatal(err)
 122         }
 123
 124         ts, err := os.Create(outputDir + "/coreboot_timestamps.txt")
 125         if err != nil {
 126                 log.Fatal(err)
 127         }
 128         defer ts.Close()
 129         fmt.Fprintf(ts, "%v", timest)
 130
 131         if *ClobberDir {
 132                 os.RemoveAll(tempDir)
 133         }
 134 }