func CheckError(err error) {
if err != nil {
fmt.Fprintf(os.Stderr, "error: %s\n", err)
flag.Usage()
UtilExiter.Exit(-1)
}
}
func main() {
useSHA := flag.String("use-sha", "", "<default>=no hashing, 1=sha1, 256=sha256, 512=sha512, blake=blake2b")
useBH := flag.Bool("use-bh", false, "whether we buzhash the bytes")
flag.Parse(true)
flag.Usage = func() {
fmt.Printf("%s <big-file>\n", os.Args[0])
flag.PrintDefaults()
return
}
if len(flag.Args()) < 1 {
flag.Usage()
return
}
p := flag.Args()[0]
bh := buzhash.NewBuzHash(64 * 8)
f, _ := os.Open(p)
defer f.Close()
t0 := time.Now()
buf := make([]byte, 4*1024)
l := uint64(0)
var h hash.Hash
if *useSHA == "1" {
h = sha1.New()
} else if *useSHA == "256" {
h = sha256.New()
} else if *useSHA == "512" {
h = sha512.New()
} else if *useSHA == "blake" {
h = blake2.NewBlake2B()
}
for {
n, err := f.Read(buf)
l += uint64(n)
if err == io.EOF {
break
}
s := buf[:n]
if h != nil {
h.Write(s)
}
if *useBH {
bh.Write(s)
}
}
t1 := time.Now()
d := t1.Sub(t0)
fmt.Printf("Read %s in %s (%s/s)\n", humanize.Bytes(l), d, humanize.Bytes(uint64(float64(l)/d.Seconds())))
digest := []byte{}
if h != nil {
fmt.Printf("%x\n", h.Sum(digest))
}
}
func main() {
flag.Usage = func() {
fmt.Fprintf(os.Stderr, "usage: %s <url> <dataset>\n", os.Args[0])
flag.PrintDefaults()
}
spec.RegisterDatabaseFlags(flag.CommandLine)
flag.Parse(true)
if len(flag.Args()) != 2 {
d.CheckError(errors.New("expected url and dataset flags"))
}
ds, err := spec.GetDataset(flag.Arg(1))
d.CheckError(err)
url := flag.Arg(0)
if url == "" {
flag.Usage()
}
res, err := http.Get(url)
if err != nil {
log.Fatalf("Error fetching %s: %+v\n", url, err)
} else if res.StatusCode != 200 {
log.Fatalf("Error fetching %s: %s\n", url, res.Status)
}
defer res.Body.Close()
var jsonObject interface{}
err = json.NewDecoder(res.Body).Decode(&jsonObject)
if err != nil {
log.Fatalln("Error decoding JSON: ", err)
}
_, err = ds.CommitValue(jsontonoms.NomsValueFromDecodedJSON(jsonObject, true))
d.PanicIfError(err)
ds.Database().Close()
}
func main() {
flag.Usage = func() {
fmt.Fprintf(os.Stderr, "Usage of %s:\n %s path/to/staging/dir\n", os.Args[0], os.Args[0])
}
flag.Parse(true)
if flag.Arg(0) == "" {
flag.Usage()
os.Exit(1)
}
err := d.Try(func() {
stagingDir, err := filepath.Abs(flag.Arg(0))
d.PanicIfTrue(err != nil, "Path to staging directory (first arg) must be valid, not %s", flag.Arg(0))
d.PanicIfError(os.MkdirAll(stagingDir, 0755))
goPath := os.Getenv("GOPATH")
d.PanicIfTrue(goPath == "", "GOPATH must be set!")
workspace := os.Getenv("WORKSPACE")
if workspace == "" {
fmt.Printf("WORKSPACE not set in environment; using GOPATH (%s).\n", goPath)
workspace = goPath
}
pythonPath := filepath.Join(goPath, nomsCheckoutPath, "tools")
env := runner.Env{
"PYTHONPATH": pythonPath,
}
if !runner.Serial(os.Stdout, os.Stderr, env, ".", buildScript) {
os.Exit(1)
}
if !runner.Serial(os.Stdout, os.Stderr, env, ".", stageScript, stagingDir) {
os.Exit(1)
}
})
if err != nil {
log.Fatal(err)
}
}
func main() {
comment := flag.String("comment", "", "comment to add to commit's meta data")
stdin := flag.Bool("stdin", false, "read blob from stdin")
spec.RegisterDatabaseFlags(flag.CommandLine)
flag.Usage = func() {
fmt.Fprintf(os.Stderr, "Fetches a URL, file, or stdin into a noms blob\n\nUsage: %s [--stdin?] [url-or-local-path?] [dataset]\n", os.Args[0])
flag.PrintDefaults()
}
flag.Parse(true)
if !(*stdin && flag.NArg() == 1) && flag.NArg() != 2 {
flag.Usage()
os.Exit(-1)
}
start = time.Now()
ds, err := spec.GetDataset(flag.Arg(flag.NArg() - 1))
d.CheckErrorNoUsage(err)
defer ds.Database().Close()
var r io.Reader
var contentLength int64
var sourceType, sourceVal string
if *stdin {
r = os.Stdin
contentLength = -1
} else if url := flag.Arg(0); strings.HasPrefix(url, "http") {
resp, err := http.Get(url)
if err != nil {
fmt.Fprintf(os.Stderr, "Could not fetch url %s, error: %s\n", url, err)
return
}
switch resp.StatusCode / 100 {
case 4, 5:
fmt.Fprintf(os.Stderr, "Could not fetch url %s, error: %d (%s)\n", url, resp.StatusCode, resp.Status)
return
}
r = resp.Body
contentLength = resp.ContentLength
sourceType, sourceVal = "url", url
} else {
// assume it's a file
f, err := os.Open(url)
if err != nil {
fmt.Fprintf(os.Stderr, "Invalid URL %s - does not start with 'http' and isn't local file either. fopen error: %s", url, err)
return
}
s, err := f.Stat()
if err != nil {
fmt.Fprintf(os.Stderr, "Could not stat file %s: %s", url, err)
return
}
r = f
contentLength = s.Size()
sourceType, sourceVal = "file", url
}
pr := progressreader.New(r, getStatusPrinter(contentLength))
b := types.NewStreamingBlob(pr, ds.Database())
mi := metaInfoForCommit(sourceType, sourceVal, *comment)
ds, err = ds.Commit(b, dataset.CommitOptions{Meta: mi})
if err != nil {
d.Chk.Equal(datas.ErrMergeNeeded, err)
fmt.Fprintf(os.Stderr, "Could not commit, optimistic concurrency failed.")
return
}
status.Done()
fmt.Println("Done")
}