f-21: add first api file

Signed-off-by: GnomeZworc <nicolas.boufidjeline@g3e.fr>

internal/api/agent/server.go

@@ -0,0 +1,16 @@
+package agentapi
+
+import (
+	"log"
+	"net/http"
+)
+
+func Start(address string) {
+	mux := http.NewServeMux()
+	mux.HandleFunc("/vpcs", VpcsHandler)
+	mux.HandleFunc("/vpcs/", VpcByNameHandler)
+	mux.HandleFunc("/subnets", SubnetsHandler)
+	mux.HandleFunc("/subnets/", SubnetByNameHandler)
+	log.Printf("API server listening on %s", address)
+	log.Fatal(http.ListenAndServe(address, mux))
+}

internal/api/agent/subnet.go

@@ -0,0 +1,25 @@
+package agentapi
+
+import (
+	"encoding/json"
+	"net/http"
+	"strings"
+)
+
+func SubnetByNameHandler(w http.ResponseWriter, r *http.Request) {
+	name := strings.TrimPrefix(r.URL.Path, "/subnets/")
+	if name == "" {
+		http.NotFound(w, r)
+		return
+	}
+	w.Header().Set("Content-Type", "application/json")
+	switch r.Method {
+	case http.MethodGet:
+		w.WriteHeader(http.StatusOK)
+		json.NewEncoder(w).Encode(map[string]string{"name": name})
+	case http.MethodDelete:
+		w.WriteHeader(http.StatusAccepted)
+	default:
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+	}
+}

internal/api/agent/subnets.go

@@ -0,0 +1,19 @@
+package agentapi
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+func SubnetsHandler(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "application/json")
+	switch r.Method {
+	case http.MethodGet:
+		w.WriteHeader(http.StatusOK)
+		json.NewEncoder(w).Encode([]interface{}{})
+	case http.MethodPost:
+		w.WriteHeader(http.StatusAccepted)
+	default:
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+	}
+}

internal/api/agent/vpc.go

@@ -0,0 +1,25 @@
+package agentapi
+
+import (
+	"encoding/json"
+	"net/http"
+	"strings"
+)
+
+func VpcByNameHandler(w http.ResponseWriter, r *http.Request) {
+	name := strings.TrimPrefix(r.URL.Path, "/vpcs/")
+	if name == "" {
+		http.NotFound(w, r)
+		return
+	}
+	w.Header().Set("Content-Type", "application/json")
+	switch r.Method {
+	case http.MethodGet:
+		w.WriteHeader(http.StatusOK)
+		json.NewEncoder(w).Encode(map[string]string{"name": name})
+	case http.MethodDelete:
+		w.WriteHeader(http.StatusAccepted)
+	default:
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+	}
+}

internal/api/agent/vpcs.go

@@ -0,0 +1,19 @@
+package agentapi
+
+import (
+	"encoding/json"
+	"net/http"
+)
+
+func VpcsHandler(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Content-Type", "application/json")
+	switch r.Method {
+	case http.MethodGet:
+		w.WriteHeader(http.StatusOK)
+		json.NewEncoder(w).Encode([]interface{}{})
+	case http.MethodPost:
+		w.WriteHeader(http.StatusAccepted)
+	default:
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+	}
+}