121 lines
2.8 KiB
Go
121 lines
2.8 KiB
Go
/* Vuls - Vulnerability Scanner
|
|
Copyright (C) 2016 Future Architect, Inc. Japan.
|
|
|
|
This program is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
package util
|
|
|
|
import (
|
|
"fmt"
|
|
"net/url"
|
|
"strings"
|
|
|
|
"github.com/future-architect/vuls/config"
|
|
)
|
|
|
|
// GenWorkers generates goroutine
|
|
// http://qiita.com/na-o-ys/items/65373132b1c5bc973cca
|
|
func GenWorkers(num int) chan<- func() {
|
|
tasks := make(chan func())
|
|
for i := 0; i < num; i++ {
|
|
go func() {
|
|
for f := range tasks {
|
|
f()
|
|
}
|
|
}()
|
|
}
|
|
return tasks
|
|
}
|
|
|
|
// AppendIfMissing append to the slice if missing
|
|
func AppendIfMissing(slice []string, s string) []string {
|
|
for _, ele := range slice {
|
|
if ele == s {
|
|
return slice
|
|
}
|
|
}
|
|
return append(slice, s)
|
|
}
|
|
|
|
// URLPathJoin make URL
|
|
func URLPathJoin(baseURL string, paths ...string) (string, error) {
|
|
baseURL = strings.TrimSuffix(baseURL, "/")
|
|
trimedPaths := []string{}
|
|
for _, path := range paths {
|
|
trimed := strings.Trim(path, " /")
|
|
if len(trimed) != 0 {
|
|
trimedPaths = append(trimedPaths, trimed)
|
|
}
|
|
}
|
|
var url *url.URL
|
|
url, err := url.Parse(baseURL)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
url.Path += strings.Join(trimedPaths, "/")
|
|
return url.String(), nil
|
|
}
|
|
|
|
// URLPathParamJoin make URL
|
|
func URLPathParamJoin(baseURL string, paths []string, params map[string]string) (string, error) {
|
|
urlPath, err := URLPathJoin(baseURL, paths...)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
u, err := url.Parse(urlPath)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
parameters := url.Values{}
|
|
for key := range params {
|
|
parameters.Add(key, params[key])
|
|
}
|
|
u.RawQuery = parameters.Encode()
|
|
return u.String(), nil
|
|
}
|
|
|
|
// ProxyEnv returns shell environment variables to set proxy
|
|
func ProxyEnv() string {
|
|
httpProxyEnv := "env"
|
|
keys := []string{
|
|
"http_proxy",
|
|
"https_proxy",
|
|
"HTTP_PROXY",
|
|
"HTTPS_PROXY",
|
|
}
|
|
for _, key := range keys {
|
|
httpProxyEnv += fmt.Sprintf(
|
|
` %s="%s"`, key, config.Conf.HTTPProxy)
|
|
}
|
|
return httpProxyEnv
|
|
}
|
|
|
|
// PrependProxyEnv prepends proxy enviroment variable
|
|
func PrependProxyEnv(cmd string) string {
|
|
if config.Conf.HTTPProxy == "" {
|
|
return cmd
|
|
}
|
|
return fmt.Sprintf("%s %s", ProxyEnv(), cmd)
|
|
}
|
|
|
|
// func unixtime(s string) (time.Time, error) {
|
|
// i, err := strconv.ParseInt(s, 10, 64)
|
|
// if err != nil {
|
|
// return time.Time{}, err
|
|
// }
|
|
// return time.Unix(i, 0), nil
|
|
// }
|