Code imported from @CesarGallego private repo

client/get.go

@@ -0,0 +1,30 @@
+package client
+
+import (
+	"errors"
+	"io"
+	"net/http"
+	"strings"
+)
+
+func getReason(r *http.Response) string {
+	return strings.Join(strings.Split(r.Status, " ")[1:], " ")
+}
+
+//GetData will perform the request and write the results on the provided writer
+func GetData(host, id, path string, wr io.Writer) error {
+	url := host + "/handlers/" + id + path
+
+	res, err := http.Get(url)
+	if err != nil {
+		return err
+	}
+	defer res.Body.Close()
+
+	if res.StatusCode < 200 || res.StatusCode >= 300 {
+		return errors.New(getReason(res))
+	}
+
+	_, err = io.Copy(wr, res.Body)
+	return err
+}

client/get_test.go

@@ -0,0 +1,66 @@
+package client
+
+import (
+	"bytes"
+	"net/http"
+	"os"
+	"testing"
+
+	gock "gopkg.in/h2non/gock.v1"
+)
+
+func TestGetInvalidUrl(t *testing.T) {
+	err := GetData("", "", "", os.Stdout)
+	if err == nil {
+		t.Error("Expected error with invalid url ''")
+	}
+}
+
+func TestGetInvalidWriter(t *testing.T) {
+	err := GetData("http://localhost:8081", "0000", "/", nil)
+	if err == nil {
+		t.Error("Expected error with no writer")
+	}
+}
+
+func TestGetURLNotFoundWithUnknownID(t *testing.T) {
+	defer gock.Off()
+
+	gock.New("http://localhost:8081").
+		Get("/handlers/000/").Reply(http.StatusNotFound)
+
+	err := GetData("http://localhost:8081", "000", "/", os.Stdout)
+
+	if err == nil {
+		t.Errorf("Expect not found error but get no error")
+	}
+
+	if gock.IsDone() == false {
+		t.Error("No expected endpoint called")
+	}
+}
+
+func TestGetRetrieveRequestMethod(t *testing.T) {
+	defer gock.Off()
+
+	gock.New("http://localhost:8081").
+		Get("/handlers/000/request/method").
+		Reply(http.StatusAccepted).
+		BodyString("POST")
+
+	rw := new(bytes.Buffer)
+
+	err := GetData("http://localhost:8081", "000", "/request/method", rw)
+	if err != nil {
+		t.Errorf("Unexpected error %v", err)
+	}
+	strRes := rw.String()
+
+	if strRes != "POST" {
+		t.Errorf("POST string expected but found: '%v'", strRes)
+	}
+
+	if gock.IsDone() == false {
+		t.Error("No expected endpoint called")
+	}
+}

client/route_add.go

@@ -0,0 +1,31 @@
+package client
+
+import (
+	"errors"
+	"net/http"
+	"strings"
+)
+
+// AddRoute will add a new route in kapow
+func AddRoute(host, path, method, entrypoint, command string) error {
+	reqData, err := http.NewRequest(
+		"PUT",
+		host+"/routes",
+		strings.NewReader(command),
+	)
+	if err != nil {
+		return err
+	}
+
+	var client = new(http.Client)
+	res, err := client.Do(reqData)
+	if err != nil {
+		return err
+	}
+
+	if res.StatusCode < 200 || res.StatusCode >= 300 {
+		return errors.New(res.Status)
+	}
+
+	return nil
+}

client/route_add_test.go

@@ -0,0 +1,11 @@
+package client
+
+import "testing"
+
+func TestInvalidURL(t *testing.T) {
+	err := AddRoute("http://localhost;8080", "/hi", "GET", "bash -c", "echo 'Hi' | kapow set /response/body")
+	if err == nil {
+		t.Error("expect to fail due invalid url")
+		t.Fail()
+	}
+}

command/get.go

@@ -0,0 +1,34 @@
+package command
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/spf13/cobra"
+
+	"github.com/BBVA/kapow/client"
+)
+
+// GetCmd is the command line interface for get kapow data operation
+var GetCmd = &cobra.Command{
+	Use:     "get [flags] resource",
+	Short:   "Retrive a Kapow! resource",
+	Long:    "Retrive a Kapow! resource for the current request",
+	Args:    cobra.ExactArgs(1),
+	PreRunE: handlerIDRequired,
+	Run: func(cmd *cobra.Command, args []string) {
+		url, _ := cmd.Flags().GetString("url")
+		handler, _ := cmd.Flags().GetString("handler")
+
+		err := client.GetData(url, handler, args[0], os.Stdout)
+		if err != nil {
+			os.Stderr.WriteString(fmt.Sprintf("%v\n", err))
+			os.Exit(1)
+		}
+	},
+}
+
+func init() {
+	GetCmd.Flags().String("url", getEnv("KAPOW_URL", "http://localhost:8082"), "Kapow! data interface URL")
+	GetCmd.Flags().String("handler", getEnv("KAPOW_HANDLER_ID", ""), "Kapow! handler id")
+}

command/route.go

@@ -0,0 +1,52 @@
+package command
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+)
+
+//RouteCmd is the command line interface for kapow route manipulation
+var RouteCmd = &cobra.Command{
+	Use: "route [action]",
+}
+
+func init() {
+	var routeListCmd = &cobra.Command{
+		Use:   "list [flags]",
+		Short: "List the current Kapow! routes",
+		Run: func(cmd *cobra.Command, args []string) {
+			url, _ := cmd.Flags().GetString("url")
+			fmt.Println("niano: ", url)
+		},
+	}
+	routeListCmd.Flags().String("url", getEnv("KAPOW_URL", "http://localhost:8082"), "Kapow! data interface URL")
+
+	var routeAddCmd = &cobra.Command{
+		Use:   "add [flags] url_pattern [command_file]",
+		Short: "Add a route",
+		Run: func(cmd *cobra.Command, args []string) {
+			url, _ := cmd.Flags().GetString("url")
+			fmt.Println("niano: ", url)
+		},
+	}
+	routeAddCmd.Flags().String("url", getEnv("KAPOW_URL", "http://localhost:8082"), "Kapow! data interface URL")
+	routeAddCmd.Flags().StringP("command", "c", "", "Command to pass to the shell")
+	routeAddCmd.Flags().StringP("entrypoint", "e", "", "Command to execute")
+	routeAddCmd.Flags().StringP("method", "X", "", "HTTP method to accept")
+
+	var routeRemoveCmd = &cobra.Command{
+		Use:   "remove [flags] route_id",
+		Short: "Remove the given route",
+		Args:  cobra.ExactArgs(1),
+		Run: func(cmd *cobra.Command, args []string) {
+			url, _ := cmd.Flags().GetString("url")
+			fmt.Println("niano: ", url)
+		},
+	}
+	routeRemoveCmd.Flags().String("url", getEnv("KAPOW_URL", "http://localhost:8082"), "Kapow! data interface URL")
+
+	RouteCmd.AddCommand(routeListCmd)
+	RouteCmd.AddCommand(routeAddCmd)
+	RouteCmd.AddCommand(routeRemoveCmd)
+}

command/server.go

@@ -0,0 +1,38 @@
+package command
+
+import (
+	"errors"
+	"fmt"
+
+	"github.com/spf13/cobra"
+)
+
+// ServerCmd is the command line interface for kapow server
+var ServerCmd = &cobra.Command{
+	Use:   "server [optional flags] [optional pow file(s)]",
+	Short: "Start a kapow server",
+	Long: `Start a Kapow server with, by default with client interface, data interface
+	and admin interface`,
+	PreRunE: validateServerCommandArguments,
+	Run: func(cmd *cobra.Command, args []string) {
+		cert, _ := cmd.Flags().GetString("certfile")
+		key, _ := cmd.Flags().GetString("keyfile")
+		fmt.Println("waka server feliz :)", cert, key)
+	},
+}
+
+func init() {
+	ServerCmd.Flags().String("certfile", "", "Cert file to serve thru https")
+	ServerCmd.Flags().String("keyfile", "", "Key file to serve thru https")
+	ServerCmd.Flags().String("bind", "", "IP address and port to listen to")
+	ServerCmd.Flags().BoolP("interactive", "i", false, "Boot an empty kapow server with a shell")
+}
+
+func validateServerCommandArguments(cmd *cobra.Command, args []string) error {
+	cert, _ := cmd.Flags().GetString("certfile")
+	key, _ := cmd.Flags().GetString("keyfile")
+	if (cert == "") != (key == "") {
+		return errors.New("expected both or neither (certfile and keyfile)")
+	}
+	return nil
+}

command/set.go

@@ -0,0 +1,26 @@
+package command
+
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+)
+
+//SetCmd is the command line interface for set kapow data operation
+var SetCmd = &cobra.Command{
+	Use:     "set [flags] resource [value]",
+	Short:   "Set a Kapow! resource value",
+	Long:    "Set a Kapow! resource value for the current request",
+	Args:    cobra.RangeArgs(1, 2),
+	PreRunE: handlerIDRequired,
+	Run: func(cmd *cobra.Command, args []string) {
+		url, _ := cmd.Flags().GetString("url")
+		handler, _ := cmd.Flags().GetString("handler")
+		fmt.Println("niano: ", url, handler)
+	},
+}
+
+func init() {
+	SetCmd.Flags().String("url", getEnv("KAPOW_URL", "http://localhost:8082"), "Kapow! data interface URL")
+	SetCmd.Flags().String("handler", getEnv("KAPOW_HANDLER_ID", ""), "Kapow! handler id")
+}

command/validations.go

@@ -0,0 +1,25 @@
+package command
+
+import (
+	"errors"
+	"os"
+
+	"github.com/spf13/cobra"
+)
+
+func getEnv(key, fallback string) string {
+	value, exists := os.LookupEnv(key)
+	if !exists {
+		return fallback
+	}
+	return value
+}
+
+func handlerIDRequired(cmd *cobra.Command, args []string) error {
+	handler, _ := cmd.Flags().GetString("handler")
+	if handler == "" {
+		return errors.New("--handler or KAPOW_HANDLER_ID is mandatory")
+	}
+	return nil
+
+}

main.go

@@ -2,31 +2,24 @@ package main
 
 import (
 	"fmt"
-	b "github.com/BBVA/kapow/pkg/banner"
+	"os"
-	"net/http"
+
+	"github.com/spf13/cobra"
+
+	"github.com/BBVA/kapow/command"
 )
 
 func main() {
-	ban := b.Banner("0.1.0")
+	var kapowCmd = &cobra.Command{Use: "kapow [action]"}
-	fmt.Println(ban)
 
-	go func() {
+	kapowCmd.AddCommand(command.ServerCmd)
-		http.ListenAndServe(":8080", &userServerHandler{})
+	kapowCmd.AddCommand(command.GetCmd)
-	}()
+	kapowCmd.AddCommand(command.SetCmd)
-	http.ListenAndServe(":8081", &controlAPIHandler{})
+	kapowCmd.AddCommand(command.RouteCmd)
 
+	err := kapowCmd.Execute()
+	if err != nil {
+		fmt.Println(err)
+		os.Exit(1)
 	}
-
-type userServerHandler struct {
-}
-
-func (m *userServerHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
-	w.WriteHeader(http.StatusNotImplemented)
-}
-
-type controlAPIHandler struct {
-}
-
-func (m *controlAPIHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
-	w.WriteHeader(http.StatusNotImplemented)
 }