From d26f0d6b1b5fd77d8794b086d989bafa76dc8cb7 Mon Sep 17 00:00:00 2001
From: pb <pierre.bayle@irt-saintexupery.com>
Date: Thu, 20 Feb 2025 12:46:24 +0100
Subject: [PATCH] Added two routes to get all and one admiralty targets from
 kube

---
 controllers/admiralty.go     | 46 +++++++++++++++++++++++++++++++--
 infrastructure/interface.go  |  1 +
 infrastructure/kubernetes.go | 50 ++++++++++++++++++++++++++++++++++++
 3 files changed, 95 insertions(+), 2 deletions(-)

diff --git a/controllers/admiralty.go b/controllers/admiralty.go
index f0fb480..80dfee1 100644
--- a/controllers/admiralty.go
+++ b/controllers/admiralty.go
@@ -1,6 +1,9 @@
 package controllers
 
 import (
+	"oc-datacenter/infrastructure"
+	"slices"
+
 	beego "github.com/beego/beego/v2/server/web"
 )
 
@@ -11,8 +14,47 @@ type AdmiraltyController struct {
 
 // @Title GetAllTargets
 // @Description find all Admiralty Target
-// @Success 200 {booking} models.booking
-// @router /admiralty/targets [get]
+// @Success 200 
+// @router /targets [get]
 func (c *AdmiraltyController) GetAllTargets() {
+	serv, err := infrastructure.NewService()
+	if err != nil {
+		// change code to 500
+		c.Ctx.Output.SetStatus(500)
+		c.ServeJSON()
+		c.Data["json"] = map[string]string{"error": err.Error()}
+		return
+	}
 	
+	res, err := serv.GetTargets(c.Ctx.Request.Context())
+	c.Data["json"] = res
+	c.ServeJSON()
+}
+
+// @Title GetOneTarget
+// @Description find one Admiralty Target
+// @Param id path string true "the name of the target to get"
+// @Success 200 
+// @router /targets/:id [get]
+func (c *AdmiraltyController) GetOneTarget() {
+	id := c.Ctx.Input.Param(":id")
+	serv, err := infrastructure.NewService()
+	if err != nil {
+		// change code to 500
+		c.Ctx.Output.SetStatus(500)
+		c.ServeJSON()
+		c.Data["json"] = map[string]string{"error": err.Error()}
+		return
+	}
+	
+	res, err := serv.GetTargets(c.Ctx.Request.Context())
+	id = "target-"+id
+	found := slices.Contains(res,id)
+	if !found {
+		c.Ctx.Output.SetStatus(404)
+		c.ServeJSON()
+	}
+
+	c.Data["json"] = id
+	c.ServeJSON()
 }
\ No newline at end of file
diff --git a/infrastructure/interface.go b/infrastructure/interface.go
index 0fcc234..f152602 100644
--- a/infrastructure/interface.go
+++ b/infrastructure/interface.go
@@ -13,6 +13,7 @@ type Infrastructure interface {
 	CreateServiceAccount(ctx context.Context, ns string) error
 	CreateRoleBinding(ctx context.Context, ns string, roleBinding string, role string) error
 	CreateRole(ctx context.Context, ns string, role string, groups [][]string, resources [][]string, verbs [][]string) error
+	GetTargets(ctx context.Context) ([]string,error)
 }
 
 var _service = map[string]func() (Infrastructure, error){
diff --git a/infrastructure/kubernetes.go b/infrastructure/kubernetes.go
index 7096275..0c99268 100644
--- a/infrastructure/kubernetes.go
+++ b/infrastructure/kubernetes.go
@@ -2,6 +2,7 @@ package infrastructure
 
 import (
 	"context"
+	"encoding/json"
 	"errors"
 	"fmt"
 	"oc-datacenter/conf"
@@ -156,3 +157,52 @@ func (k *KubernetesService) GetToken(ctx context.Context, ns string, duration in
 	}
 	return token.Status.Token, nil
 }
+
+func (k *KubernetesService) GetTargets(ctx context.Context) ([]string,error){
+
+	var listTargets []string
+	resp, err := k.Set.RESTClient().
+		Get().
+		AbsPath("/apis/multicluster.admiralty.io/v1alpha1/targets").
+		DoRaw(ctx) // from https://stackoverflow.com/questions/60764908/how-to-access-kubernetes-crd-using-client-go
+	
+	if err != nil {
+		fmt.Println("TODO : handle the error generated when contacting kube API")
+		fmt.Println("Error from k8s API : ", err)
+		return nil,err
+	}
+	fmt.Println(string(resp))
+	var targetDict map[string]interface{}
+	err = json.Unmarshal(resp,&targetDict)
+	if err != nil {
+		fmt.Println("TODO: handle the error when unmarshalling k8s API response")
+		return nil, err
+	}
+
+	b, _ := json.MarshalIndent(targetDict,""," ")
+	fmt.Println(string(b))
+
+	data := targetDict["items"].([]interface{})
+
+	for _, item := range data {
+		var metadata metav1.ObjectMeta
+		item := item.(map[string]interface{})
+		byteMetada, err := json.Marshal(item["metadata"])
+		
+		if err != nil {
+			fmt.Println("Error while Marshalling metadata field")
+			return nil,err
+		}
+		err = json.Unmarshal(byteMetada,&metadata)
+		if err != nil {
+			fmt.Println("Error while Unmarshalling metadata field to the library object")
+			return nil,err
+		}
+
+		listTargets = append(listTargets, metadata.Name)
+	}
+	// parse targets to retrieve the info we need 
+	// fmt.Println(targetDict)
+	return listTargets,nil
+
+}
\ No newline at end of file