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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,104 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "net" | ||
| "net/url" | ||
| "os" | ||
| "strings" | ||
| "time" | ||
|
|
||
| "github.com/btccom/connectproxy" | ||
| "golang.org/x/net/proxy" | ||
| ) | ||
|
|
||
| type Dialer interface { | ||
| // Dial connects to the given address. | ||
| Dial(network, addr string) (net.Conn, error) | ||
| } | ||
|
|
||
| func GetProxyURLFromEnv() (url string) { | ||
| url = os.Getenv("ALL_PROXY") | ||
| if len(url) < 1 { | ||
| url = os.Getenv("all_proxy") | ||
| } | ||
| if len(url) < 1 { | ||
| url = os.Getenv("HTTPS_PROXY") | ||
| } | ||
| if len(url) < 1 { | ||
| url = os.Getenv("https_proxy") | ||
| } | ||
| if len(url) < 1 { | ||
| url = os.Getenv("HTTP_PROXY") | ||
| } | ||
| if len(url) < 1 { | ||
| url = os.Getenv("http_proxy") | ||
| } | ||
| return | ||
| } | ||
|
|
||
| func RegularProxyURL(url string) string { | ||
| if len(url) < 1 { | ||
| return url | ||
| } | ||
| url = strings.TrimSpace(url) | ||
| pos := strings.Index(url, "://") | ||
|
|
||
| var protocol, address string | ||
| if pos < 0 { | ||
| protocol = "http" | ||
| address = url | ||
| } else { | ||
| protocol = strings.ToLower(url[:pos]) | ||
| address = url[pos+3:] | ||
| } | ||
|
|
||
| switch protocol { | ||
| case "": | ||
| protocol = "http" | ||
| case "socks4": | ||
| fallthrough | ||
| case "socks4a": | ||
| fallthrough | ||
| case "socks5": | ||
| protocol = "socks" | ||
| } | ||
| return fmt.Sprintf("%s://%s", protocol, address) | ||
| } | ||
|
|
||
| func GetProxyDialer(proxyURL string, timeout time.Duration, insecureSkipVerify bool) (dailer Dialer, err error) { | ||
| proxyURL = RegularProxyURL(proxyURL) | ||
| u, err := url.Parse(proxyURL) | ||
| if err != nil { | ||
| return | ||
| } | ||
|
|
||
| if u.Scheme == "socks" { | ||
| var auth proxy.Auth | ||
| auth.User = u.User.Username() | ||
| auth.Password, _ = u.User.Password() | ||
| dailer, err = proxy.SOCKS5("tcp", u.Host, &auth, &net.Dialer{ | ||
| Timeout: timeout, | ||
| }) | ||
| return | ||
| } | ||
|
|
||
| if u.Scheme == "http" || u.Scheme == "https" { | ||
| dailer, err = connectproxy.NewWithConfig( | ||
| u, | ||
| &net.Dialer{ | ||
| Timeout: timeout, | ||
| }, | ||
| &connectproxy.Config{ | ||
| InsecureSkipVerify: insecureSkipVerify, | ||
| DialTimeout: timeout, | ||
| }, | ||
| ) | ||
| return | ||
| } | ||
|
|
||
| if len(proxyURL) > 0 { | ||
| err = fmt.Errorf("unknown proxy scheme '%s'", u.Scheme) | ||
| } | ||
| return | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,4 +1,13 @@ | ||
| github.com/bits-and-blooms/bitset v1.2.1 h1:M+/hrU9xlMp7t4TyTDQW97d3tRPVuKFC6zBEK16QnXY= | ||
| github.com/bits-and-blooms/bitset v1.2.1/go.mod h1:gIdJ4wp64HaoK2YrL1Q5/N7Y16edYb8uY+O0FJTyyDA= | ||
| github.com/btccom/connectproxy v0.0.0-20200725203833-3582e84f0c9b h1:ADw0dUto49/UxuLGZ+TyD8luQoKO2NUWFP6Y41htmRM= | ||
| github.com/btccom/connectproxy v0.0.0-20200725203833-3582e84f0c9b/go.mod h1:KqKyCk7zguFVUJUad6BqC+zE6L8Yqd0tzr1uK9TAFlU= | ||
| github.com/golang/glog v1.0.0 h1:nfP3RFugxnNRyKgeWd4oI1nYvXpxrx8ck8ZrcizshdQ= | ||
| github.com/golang/glog v1.0.0/go.mod h1:EWib/APOK0SL3dFbYqvxE3UYd8E6s1ouQ7iEp/0LWV4= | ||
| golang.org/x/net v0.0.0-20211123203042-d83791d6bcd9 h1:0qxwC5n+ttVOINCBeRHO0nq9X7uy8SDsPoi5OaCdIEI= | ||
| golang.org/x/net v0.0.0-20211123203042-d83791d6bcd9/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y= | ||
| golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
| golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= | ||
| golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= | ||
| golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= | ||
| golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= |