starting client/server connection

client/clientcmd/commonlib.go

@@ -2,7 +2,10 @@ package clientcmd
 
 import (
 	"fmt"
+	"net"
+	"os"
 	"path/filepath"
+	"strconv"
 
 	clientconfig "github.com/deranjer/gvc/client/clientconfig"
 )
@@ -10,6 +13,25 @@ import (
 // ConfigPath is the global path to the config that is injected from the main client package.
 var ConfigPath string
 
+func validateFileType(path string, inputType string) error {
+	fullPath, err := filepath.Abs(path)
+	if err != nil {
+		return fmt.Errorf("cannot stat file, invalid input? %s", err)
+	}
+	fileInfo, err := os.Stat(fullPath)
+	if err != nil {
+		return fmt.Errorf("unable to read file, corrupted? %s", err)
+	}
+	if fileInfo.IsDir() {
+		if inputType == "folder" {
+			return nil
+		} else {
+			return fmt.Errorf("folder flag was used, but input is not a folder, will not continue")
+		}
+	}
+	return nil
+}
+
 func checkIgnores(input string, inputType string, ignores clientconfig.Ignore) error {
 	switch inputType {
 	case "file":
@@ -39,3 +61,24 @@ func checkIgnores(input string, inputType string, ignores clientconfig.Ignore) e
 	}
 	return nil
 }
+
+// ConnectToServer sends a quick hello to the server to make sure it is live and we can connect to it.
+func ConnectToServer(serverName string, branchName string, conf *clientconfig.Gvcconfig) (conn *net.Conn, err error) {
+	if branchName == "" { // If no branch listed select master TODO: in future the 'default' branch will be their current branch
+		branchName = "master"
+	}
+	for _, remote := range conf.Remotes {
+		if serverName == remote.Name {
+			fmt.Printf("Server found in config, connecting to: %s, host: %s, port: %d \n", remote.Name, remote.Host, remote.Port)
+			port := ":" + strconv.Itoa(remote.Port)
+			connectionString := remote.Host + port
+			conn, err := net.Dial("tcp", connectionString)
+			if err != nil {
+				return nil, fmt.Errorf("error connecting to %s", connectionString)
+			}
+			fmt.Println("Connection started on: ", connectionString)
+			return &conn, nil
+		}
+	}
+	return nil, fmt.Errorf("unable to find server name in config...")
+}