testing simplyfied urlFormat() method which works thanks to traefik

models/peer/peer_cache.go

@@ -4,7 +4,6 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"regexp"
 	"strings"
 
 	"cloud.o-forge.io/core/oc-lib/tools"
@@ -29,28 +28,29 @@ type PeerCache struct {
 }
 
 // urlFormat formats the URL of the peer with the data type API function
-func (p *PeerCache) urlFormat(url string, dt tools.DataType) string {
+func (p *PeerCache) urlFormat(hostUrl string, dt tools.DataType) string {
 	// localhost is replaced by the local peer URL
 	// because localhost must collide on a web request security protocol
-	localhost := ""
-	if strings.Contains(url, "localhost") {
+	/*localhost := ""
+	if strings.Contains(hostUrl, "localhost") {
 		localhost = "localhost"
 	}
-	if strings.Contains(url, "127.0.0.1") {
+	if strings.Contains(hostUrl, "127.0.0.1") {
 		localhost = "127.0.0.1"
 	}
 	if localhost != "" {
 		r := regexp.MustCompile("(" + localhost + ":[0-9]+)")
-		t := r.FindString(url)
+		t := r.FindString(hostUrl)
 		if t != "" {
-			url = strings.Replace(url, t, dt.API()+":8080/oc", -1)
+			hostUrl = strings.Replace(hostUrl, t, dt.API()+":8080/oc", -1)
 		} else {
-			url = strings.ReplaceAll(url, localhost, dt.API()+":8080/oc")
+			hostUrl = strings.ReplaceAll(hostUrl, localhost, dt.API()+":8080/oc")
 		}
-	} else {
-		url = dt.API() + "/" + url
-	}
-	return url
+	} else {*/
+	hostUrl = hostUrl + "/" + strings.ReplaceAll(dt.API(), "oc-", "")
+	//}
+	fmt.Println("Contacting", hostUrl)
+	return hostUrl
 }
 
 // checkPeerStatus checks the status of a peer
@@ -65,22 +65,20 @@ func (p *PeerCache) checkPeerStatus(peerID string, appName string) (*Peer, bool)
 	state, services := api.CheckRemotePeer(url)
 	res.(*Peer).ServicesState = services                              // Update the services states of the peer
 	access.UpdateOne(res, peerID)                                     // Update the peer in the db
-	fmt.Println("URL peer : ", url)
-	fmt.Println("State : ", state)
-	fmt.Println("Services : ", services)
 	return res.(*Peer), state != tools.DEAD && services[appName] == 0 // Return the peer and its status
 }
 
 // LaunchPeerExecution launches an execution on a peer
+// The method contacts the path described by : peer.Url + datatype path (from enums) + replacement of id by dataID
 func (p *PeerCache) LaunchPeerExecution(peerID string, dataID string,
 	dt tools.DataType, method tools.METHOD, body interface{}, caller *tools.HTTPCaller) (*PeerExecution, error) {
 	fmt.Println("Launching peer execution on", caller.URLS, dt, method)
 	methods := caller.URLS[dt] // Get the methods url of the data type
 	if m, ok := methods[method]; !ok || m == "" {
-		return nil, errors.New("no path found")
+		return nil, errors.New("Requested method " + method.String() + " not declared in HTTPCaller")
 	}
-	meth := methods[method]                        // Get the method url to execute
-	meth = strings.ReplaceAll(meth, ":id", dataID) // Replace the id in the url in case of a DELETE / UPDATE method (it's a standard naming in OC)
+	path := methods[method]                        // Get the path corresponding to the action we want to execute
+	path = strings.ReplaceAll(path, ":id", dataID) // Replace the id in the path in case of a DELETE / UPDATE method (it's a standard naming in OC)
 	url := ""
 
 	// Check the status of the peer
@@ -88,7 +86,7 @@ func (p *PeerCache) LaunchPeerExecution(peerID string, dataID string,
 		// If the peer is not reachable, add the execution to the failed executions list
 		pexec := &PeerExecution{
 			Method:   method.String(),
-			Url:      p.urlFormat((mypeer.Url)+meth, dt),
+			Url:      p.urlFormat((mypeer.Url), dt) + path,  // the url is constitued of : host URL + resource path + action path (ex : mypeer.com/datacenter/resourcetype/path/to/action)
 			Body:     body,
 			DataType: dt.EnumIndex(),
 			DataID:   dataID,
@@ -101,7 +99,7 @@ func (p *PeerCache) LaunchPeerExecution(peerID string, dataID string,
 			return nil, errors.New("peer not found")
 		}
 		// If the peer is reachable, launch the execution
-		url = p.urlFormat((mypeer.Url)+meth, dt)       // Format the URL
+		url = p.urlFormat((mypeer.Url), dt) + path       // Format the URL
 		tmp := mypeer.FailedExecution                  // Get the failed executions list
 		mypeer.FailedExecution = []PeerExecution{}     // Reset the failed executions list
 		NewShallowAccessor().UpdateOne(mypeer, peerID) // Update the peer in the db

tools/enums.go

@@ -39,7 +39,7 @@ var ADMIRALTY_SOURCEAPI = DATACENTERAPI+"/admiralty/source"
 var ADMIRALTY_TARGETAPI = DATACENTERAPI+"/admiralty/target"
 var ADMIRALTY_SECRETAPI = DATACENTERAPI+"/admiralty/secret"
 var ADMIRALTY_KUBECONFIGAPI = DATACENTERAPI+"/admiralty/kubeconfig"
-var ADMIRALTY_NODESAPI = DATACENTERAPI+"/admiralty/nodes"
+var ADMIRALTY_NODESAPI = DATACENTERAPI+"/admiralty/node"
 
 // Bind the standard API name to the data type
 var DefaultAPI = [...]string{

tools/remote_caller.go

@@ -3,6 +3,7 @@ package tools
 import (
 	"bytes"
 	"encoding/json"
+	"fmt"
 	"io"
 	"net/http"
 	"net/url"
@@ -49,8 +50,9 @@ func ToMethod(str string) METHOD {
 var HTTPCallerInstance = &HTTPCaller{} // Singleton instance of the HTTPCaller
 
 type HTTPCaller struct {
-	URLS     map[DataType]map[METHOD]string // Map of the different methods and their urls
-	Disabled bool                           // Disabled flag
+	URLS     	map[DataType]map[METHOD]string 	// Map of the different methods and their urls
+	Disabled 	bool                           	// Disabled flag
+	LastResults map[string]interface{}			// Used to store information regarding the last execution of a given method on a given data type
 }
 
 // NewHTTPCaller creates a new instance of the HTTP Caller
@@ -76,17 +78,33 @@ func (caller *HTTPCaller) CallGet(url string, subpath string, types ...string) (
 		return nil, err
 	}
 	defer resp.Body.Close()
-	return io.ReadAll(resp.Body)
+	err = caller.StoreResp(resp)
+	if err != nil {
+		return nil, err
+	}
+
+	return caller.LastResults["body"].([]byte), nil
 }
 
 // CallPut calls the DELETE method on the HTTP server
 func (caller *HTTPCaller) CallDelete(url string, subpath string) ([]byte, error) {
-	resp, err := http.NewRequest("DELETE", url+subpath, nil)
-	if err != nil || resp == nil || resp.Body == nil {
+	req, err := http.NewRequest("DELETE", url+subpath, nil)
+	if err != nil {
+		return nil, err
+	}
+	client := &http.Client{}
+	resp, err := client.Do(req)
+	if err != nil || req == nil || req.Body == nil {
 		return nil, err
 	}
 	defer resp.Body.Close()
-	return io.ReadAll(resp.Body)
+
+	err = caller.StoreResp(resp)
+	if err != nil {
+		return nil, err
+	}
+
+	return caller.LastResults["body"].([]byte), nil
 }
 
 // CallPost calls the POST method on the HTTP server
@@ -105,7 +123,12 @@ func (caller *HTTPCaller) CallPost(url string, subpath string, body interface{},
 		return nil, err
 	}
 	defer resp.Body.Close()
-	return io.ReadAll(resp.Body)
+	err = caller.StoreResp(resp)
+	if err != nil {
+		return nil, err
+	}
+
+	return caller.LastResults["body"].([]byte), nil
 }
 
 // CallPost calls the POST method on the HTTP server
@@ -123,7 +146,12 @@ func (caller *HTTPCaller) CallPut(url string, subpath string, body map[string]in
 		return nil, err
 	}
 	defer resp.Body.Close()
-	return io.ReadAll(resp.Body)
+	err = caller.StoreResp(resp)
+	if err != nil {
+		return nil, err
+	}
+
+	return caller.LastResults["body"].([]byte), nil
 }
 
 // CallRaw calls the Raw method on the HTTP server
@@ -143,7 +171,12 @@ func (caller *HTTPCaller) CallRaw(method string, url string, subpath string,
 		req.AddCookie(c)
 	}
 	client := &http.Client{}
-	return client.Do(req)
+	resp, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+
+	return resp, nil
 }
 
 // CallRaw calls the Raw method on the HTTP server
@@ -163,3 +196,17 @@ func (caller *HTTPCaller) CallForm(method string, url string, subpath string,
 	client := &http.Client{}
 	return client.Do(req)
 }
+
+func (caller *HTTPCaller) StoreResp(resp *http.Response) error {
+	caller.LastResults = make(map[string]interface{})
+	caller.LastResults["header"] = resp.Header
+	caller.LastResults["code"] = resp.StatusCode
+	data, err := io.ReadAll(resp.Body)
+	if err != nil {
+		fmt.Println("Error reading the body of the last request")
+		return err
+	}
+
+	caller.LastResults["body"] = data
+	return nil
+}