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Add zerotier route #1098

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May 22, 2023
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2 changes: 1 addition & 1 deletion go.mod
Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,7 @@ require (
go.uber.org/goleak v1.2.1
go.uber.org/zap v1.24.0
golang.org/x/crypto v0.8.0
golang.org/x/net v0.9.0
golang.org/x/oauth2 v0.6.0
golang.org/x/sync v0.1.0
golang.org/x/sys v0.7.0
Expand Down Expand Up @@ -123,7 +124,6 @@ require (
golang.org/x/arch v0.3.0 // indirect
golang.org/x/exp v0.0.0-20220303212507-bbda1eaf7a17 // indirect
golang.org/x/image v0.6.0 // indirect
golang.org/x/net v0.9.0 // indirect
golang.org/x/text v0.9.0 // indirect
golang.org/x/time v0.3.0 // indirect
google.golang.org/appengine v1.6.7 // indirect
Expand Down
1 change: 1 addition & 0 deletions main.go
Original file line number Diff line number Diff line change
Expand Up @@ -150,6 +150,7 @@ func main() {
"/v1/cloud",
"/v1/recover",
"/v1/other",
"/v1/zt",
route.V2APIPath,
route.V2DocPath,
route.V3FilePath,
Expand Down
2 changes: 1 addition & 1 deletion route/v1.go
Original file line number Diff line number Diff line change
Expand Up @@ -40,7 +40,7 @@ func InitV1Router() *gin.Engine {
})
r.GET("/v1/recover/:type", v1.GetRecoverStorage)
v1Group := r.Group("/v1")

r.GET("/v1/zt/*url", v1.AddZerotierToken)
v1Group.Use(jwt.ExceptLocalhost(func() (*ecdsa.PublicKey, error) { return external.GetPublicKey(config.CommonInfo.RuntimePath) }))
{

Expand Down
73 changes: 73 additions & 0 deletions route/v1/zerotier.go
Original file line number Diff line number Diff line change
@@ -0,0 +1,73 @@
package v1

import (
"fmt"
"io/ioutil"
"net/http"
"strings"

"github.com/gin-gonic/gin"
)

func AddZerotierToken(c *gin.Context) {
// Read the port number from the file
w := c.Writer
r := c.Request
port, err := ioutil.ReadFile("/var/lib/zerotier-one/zerotier-one.port")
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}

// Get the request path and remove "/zt"
path := strings.TrimPrefix(r.URL.Path, "/v1/zt")
fmt.Println(path)

// Build the target URL
targetURL := fmt.Sprintf("http://localhost:%s%s", strings.TrimSpace(string(port)), path)

// Create a new request
req, err := http.NewRequest(r.Method, targetURL, r.Body)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}

// Add the X-ZT1-AUTH header
authToken, err := ioutil.ReadFile("/var/lib/zerotier-one/authtoken.secret")
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
req.Header.Set("X-ZT1-AUTH", strings.TrimSpace(string(authToken)))

copyHeaders(req.Header, r.Header)

client := http.Client{}
resp, err := client.Do(req)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
defer resp.Body.Close()

copyHeaders(w.Header(), resp.Header)

respBody, err := ioutil.ReadAll(resp.Body)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}

// Return the response to the client
w.WriteHeader(resp.StatusCode)
w.Write(respBody)
}

func copyHeaders(destination, source http.Header) {
for key, values := range source {
for _, value := range values {
destination.Add(key, value)
}
}
}