First non-working version of server package

server/server.go

@@ -0,0 +1,62 @@
+package server
+
+import (
+	"fmt"
+	"log"
+	"net/url"
+	"os"
+	"strconv"
+
+	"github.com/BBVA/kapow/server/control"
+	"github.com/BBVA/kapow/server/data"
+	"github.com/BBVA/kapow/server/user"
+)
+
+// StartServer Starts one instance of each server in a goroutine and remains listening on a channel for trace events generated by them
+func StartServer(bindAddr, certfile, keyfile string, interactive bool) error {
+
+	// Parse URI and manage parameters to extract
+	userBindAddr, err := url.Parse(bindAddr)
+	if err != nil {
+		return err
+	}
+
+	userPort, err := strconv.ParseInt(userBindAddr.Port(), 10, 64)
+	if err != nil {
+		return fmt.Errorf("Error extracting port from provided address %s", bindAddr)
+	}
+
+	if certfile != "" {
+		if _, err := os.Stat(certfile); err != nil {
+			if os.IsNotExist(err) {
+				return fmt.Errorf("Certfile %s does not exist", certfile)
+			}
+		}
+	}
+
+	if keyfile != "" {
+		if _, err := os.Stat(keyfile); err != nil {
+			if os.IsNotExist(err) {
+				return fmt.Errorf("Keyfile %s does not exist", keyfile)
+			}
+		}
+	}
+
+	ctrlPort := userPort + 1
+	dataPort := ctrlPort + 1
+
+	dataServer := data.NewDataServer(userBindAddr.Host(), dataPort, certfile, keyfile)
+	ctrlServer := control.NewControlServer(userBindAddr.Host(), ctrlPort, certfile, keyfile)    // Needs a reference to the user server in order to manage routes
+	userServer := user.NewUserServer(userBindAddr.Host(), controlServerPort, certfile, keyfile) // Needs a reference to the data server in order to manage handlers
+
+	traceChannel := make(chan string)
+
+	go ctrlServer.Start(traceChannel)
+	go dataServer.Start(traceChannel)
+	go ctrlServer.Start(traceChannel)
+
+	// Wait for ever while writing logs
+	for {
+		log.Print(<-traceChannel)
+	}
+}

server/server_test.go

@@ -0,0 +1,39 @@
+package server_test
+
+import (
+	"testing"
+
+	"github.com/BBVA/kapow/server"
+)
+
+func TestStartServerWhenInvalidBindAddrReturnsError(t *testing.T) {
+
+	err := server.StartServer("foo;bar", "", "", true)
+	if err == nil {
+		t.Errorf("Expected error not found")
+	}
+}
+
+func TestStartServerWhenInvalidPortNumberReturnsError(t *testing.T) {
+
+	err := server.StartServer("0.0.0.0:bar", "", "", true)
+	if err == nil {
+		t.Errorf("Expected error not found")
+	}
+}
+
+func TestStartServerWhenCertfileDontExistReturnsError(t *testing.T) {
+
+	err := server.StartServer("0.0.0.0:8080", "/notExist", "", true)
+	if err == nil {
+		t.Errorf("Expected error not found")
+	}
+}
+
+func TestStartServerWhenKeyfileDontExistReturnsError(t *testing.T) {
+
+	err := server.StartServer("0.0.0.0:8080", "", "/notExist", true)
+	if err == nil {
+		t.Errorf("Expected error not found")
+	}
+}