initial commit

source/gns3/GnsServer.cpp

@@ -0,0 +1,62 @@
+#include "GnsServer.hpp"
+
+#include <cpr/cpr.h>
+#include <nlohmann/json.hpp>
+using json = nlohmann::json;
+
+
+namespace gns {
+
+
+GnsServer::GnsServer(const std::string &host, const std::uint16_t port) {
+    this->host = host;
+    this->port = port;
+}
+
+std::string GnsServer::getApiBase() const {
+    return "http://" + this->host + ":" + std::to_string(this->port) + "/v2/";
+}
+
+std::vector<GnsProject> GnsServer::getProjects() const {
+    std::vector<GnsProject> projects;
+
+    // request the API endpoint
+    cpr::Url endpoint = this->getApiBase() + "projects";
+    cpr::Response response = Get(endpoint);
+
+    // check for a valid response
+    if (response.error.code != cpr::ErrorCode::OK)
+        throw std::runtime_error(response.error.message);
+
+    // check for valid content
+    if (response.header["Content-Type"] != "application/json")
+        throw std::runtime_error("Data must be JSON formatted.");
+
+    // parse the data
+    json data = json::parse(response.text);
+
+    // deserialize the projects
+    projects.reserve(data.size());
+    for (const auto& project_data : data)
+        projects.emplace_back(
+            this,
+            project_data["project_id"]
+        );
+
+    return projects;
+}
+
+std::vector<GnsNode> GnsServer::getNodes() const {
+    std::vector<GnsNode> nodes;
+
+    // get all the nodes from all the projects
+    for (const GnsProject& project : this->getProjects()) {
+        std::vector<GnsNode> project_nodes = project.getNodes();
+        nodes.insert(nodes.end(), project_nodes.begin(), project_nodes.end());
+    }
+
+    return nodes;
+}
+
+
+}