init commit

+ Added fastly_client_ip to X-Real-IP auto rewrite
+ Updated header rewrite data structure (wip)
+ Added atomic accumulator to TCP proxy
+ Added wip UDP proxy
+ Added white logo for future dark theme

src/mod/sshprox/utils.go

@@ -9,13 +9,13 @@ import (
 	"time"
 )
 
-//Rewrite url based on proxy root
+// Rewrite url based on proxy root (default site)
 func RewriteURL(rooturl string, requestURL string) (*url.URL, error) {
 	rewrittenURL := strings.TrimPrefix(requestURL, rooturl)
 	return url.Parse(rewrittenURL)
 }
 
-//Check if the current platform support web.ssh function
+// Check if the current platform support web.ssh function
 func IsWebSSHSupported() bool {
 	//Check if the binary exists in system/gotty/
 	binary := "gotty_" + runtime.GOOS + "_" + runtime.GOARCH
@@ -34,7 +34,7 @@ func IsWebSSHSupported() bool {
 	return true
 }
 
-//Check if a given domain and port is a valid ssh server
+// Check if a given domain and port is a valid ssh server
 func IsSSHConnectable(ipOrDomain string, port int) bool {
 	timeout := time.Second * 3
 	conn, err := net.DialTimeout("tcp", fmt.Sprintf("%s:%d", ipOrDomain, port), timeout)
@@ -60,7 +60,7 @@ func IsSSHConnectable(ipOrDomain string, port int) bool {
 	return string(buf[:7]) == "SSH-2.0"
 }
 
-//Check if the port is used by other process or application
+// Check if the port is used by other process or application
 func isPortInUse(port int) bool {
 	address := fmt.Sprintf(":%d", port)
 	listener, err := net.Listen("tcp", address)