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// Copyright (C) 2014 Audrius Butkevičius
package main
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"os"
"regexp"
"sort"
"strconv"
"strings"
"text/tabwriter"
"unicode"
"github.com/AudriusButkevicius/cli"
"github.com/syncthing/syncthing/lib/config"
"github.com/syncthing/syncthing/lib/protocol"
)
func responseToBArray(response *http.Response) []byte {
defer response.Body.Close()
bytes, err := ioutil.ReadAll(response.Body)
if err != nil {
die(err)
}
return bytes
}
func die(vals ...interface{}) {
if len(vals) > 1 || vals[0] != nil {
os.Stderr.WriteString(fmt.Sprintln(vals...))
os.Exit(1)
}
}
func wrappedHTTPPost(url string) func(c *cli.Context) {
return func(c *cli.Context) {
httpPost(c, url, "")
}
}
func prettyPrintJSON(json map[string]interface{}) {
writer := newTableWriter()
remap := make(map[string]interface{})
for k, v := range json {
key, ok := jsonAttributeLabels[k]
if !ok {
key = firstUpper(k)
}
remap[key] = v
}
jsonKeys := make([]string, 0, len(remap))
for key := range remap {
jsonKeys = append(jsonKeys, key)
}
sort.Strings(jsonKeys)
for _, k := range jsonKeys {
var value string
rvalue := remap[k]
switch rvalue.(type) {
case int, int16, int32, int64, uint, uint16, uint32, uint64, float32, float64:
value = fmt.Sprintf("%.0f", rvalue)
default:
value = fmt.Sprint(rvalue)
}
if value == "" {
continue
}
fmt.Fprintln(writer, k+":\t"+value)
}
writer.Flush()
}
func firstUpper(str string) string {
for i, v := range str {
return string(unicode.ToUpper(v)) + str[i+1:]
}
return ""
}
func newTableWriter() *tabwriter.Writer {
writer := new(tabwriter.Writer)
writer.Init(os.Stdout, 0, 8, 0, '\t', 0)
return writer
}
func getMyID(c *cli.Context) string {
response := httpGet(c, "system/status")
data := make(map[string]interface{})
json.Unmarshal(responseToBArray(response), &data)
return data["myID"].(string)
}
func getConfig(c *cli.Context) config.Configuration {
response := httpGet(c, "system/config")
config := config.Configuration{}
json.Unmarshal(responseToBArray(response), &config)
return config
}
func setConfig(c *cli.Context, cfg config.Configuration) {
body, err := json.Marshal(cfg)
die(err)
response := httpPost(c, "system/config", string(body))
if response.StatusCode != 200 {
die("Unexpected status code", response.StatusCode)
}
}
func parseBool(input string) bool {
val, err := strconv.ParseBool(input)
if err != nil {
die(input + " is not a valid value for a boolean")
}
return val
}
func parseInt(input string) int {
val, err := strconv.ParseInt(input, 0, 64)
if err != nil {
die(input + " is not a valid value for an integer")
}
return int(val)
}
func parseUint(input string) int {
val, err := strconv.ParseUint(input, 0, 64)
if err != nil {
die(input + " is not a valid value for an unsigned integer")
}
return int(val)
}
func parsePort(input string) int {
port := parseUint(input)
if port < 1 || port > 65535 {
die(input + " is not a valid port\nExpected value between 1 and 65535")
}
return port
}
func validAddress(input string) {
tokens := strings.Split(input, ":")
if len(tokens) != 2 {
die(input + " is not a valid value for an address\nExpected format <ip or hostname>:<port>")
}
matched, err := regexp.MatchString("^[a-zA-Z0-9]+([-a-zA-Z0-9.]+[-a-zA-Z0-9]+)?$", tokens[0])
die(err)
if !matched {
die(input + " is not a valid value for an address\nExpected format <ip or hostname>:<port>")
}
parsePort(tokens[1])
}
func parseDeviceID(input string) protocol.DeviceID {
device, err := protocol.DeviceIDFromString(input)
if err != nil {
die(input + " is not a valid device id")
}
return device
}
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