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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
// vespa-deploy command
// Author: arnej
package deploy
import (
"bytes"
"encoding/json"
"fmt"
"os"
"strconv"
"strings"
"github.com/vespa-engine/vespa/client/go/internal/util"
)
// main entry point for vespa-deploy fetch
func RunFetch(opts *Options, args []string) error {
dirName := "."
if len(args) > 0 {
dirName = args[0]
}
src := makeConfigsourceUrl(opts)
url := src +
"/application/v2" +
"/tenant/" + opts.Tenant +
"/application/" + opts.Application +
"/environment/" + opts.Environment +
"/region/" + opts.Region +
"/instance/" + opts.Instance +
"/content/"
url = addUrlPropertyFromOption(url, strconv.Itoa(opts.Timeout), "timeout")
fmt.Printf("Writing active application to %s\n(using %s)\n", dirName, urlWithoutQuery(url))
var out bytes.Buffer
err := curlGet(url, &out)
if err != nil {
return err
}
fetchDirectory(dirName, &out)
return err
}
func fetchDirectory(name string, input *bytes.Buffer) {
err := os.MkdirAll(name, 0755)
if err != nil {
fmt.Printf("ERROR: %v\n", err)
return
}
codec := json.NewDecoder(input)
var result []string
err = codec.Decode(&result)
if err != nil {
fmt.Printf("ERROR: %v [%v] <<< %s\n", result, err, input.String())
return
}
for _, entry := range result {
fmt.Println("GET", entry)
fn := name + "/" + getPartAfterSlash(entry)
if strings.HasSuffix(entry, "/") {
var out bytes.Buffer
err := curlGet(entry, &out)
if err != nil {
fmt.Println("FAILED", err)
return
}
fetchDirectory(fn, &out)
} else {
f, err := os.Create(fn)
if err != nil {
fmt.Println("FAILED", err)
return
}
defer f.Close()
err = curlGet(entry, f)
if err != nil {
fmt.Println("FAILED", err)
return
}
}
}
}
func getPartAfterSlash(path string) string {
parts := strings.Split(path, "/")
idx := len(parts) - 1
if idx > 1 && parts[idx] == "" {
return parts[idx-1]
}
if idx == 0 {
util.JustExitMsg("cannot find part after slash: " + path)
}
return parts[idx]
}
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