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Add homeassistant network stats to wifi panel

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This commit is contained in:
Tyler Perkins 2022-01-28 17:34:14 -05:00
parent 4e513a86d8
commit cbcba7d143
3 changed files with 180 additions and 24 deletions
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145
src/panel/wifi.cpp
View File

@ -19,13 +19,21 @@ wifi::wifi(){
std::cerr << "WIFI CONSTRUCTOR\n";
_texture = nullptr;
_time_on_screen = WIFI_DEFAULT_TIME_ON_SCREEN;
_update_interval = std::chrono::milliseconds{WIFI_UPDATE_INTERVAL};
_title = WIFI_TITLE;
api_curl = curl_easy_init();
curl_easy_setopt(api_curl, CURLOPT_WRITEFUNCTION,
dashboard::panel::wifi::curl_callback);
curl_easy_setopt(api_curl, CURLOPT_WRITEDATA, &json_string);
}
wifi::~wifi(){
std::cerr << "WIFI DECONSTRUCTOR\n";
if(_texture != nullptr)
SDL_DestroyTexture(_texture);
if(api_curl != nullptr)
curl_easy_cleanup(api_curl);
}
///////////////////////////////////////////////////////////////////////////////
@ -40,6 +48,14 @@ void wifi::draw(){
update_texture();
}
//check if its time to update
if((std::chrono::high_resolution_clock::now() - _last_update)
> _update_interval){
update();
update_texture();
}
SDL_RenderCopy(board::getRenderer(), _texture, NULL, NULL);
}
@ -51,8 +67,87 @@ void wifi::draw(){
// Update the information of wifi
// This DOES NOT update the display
void wifi::update() {
//this shows static info on the wifi network, which does need to change
//therefore, no update
std::cerr << "WIFI::UPDATE\n";
_last_update = std::chrono::high_resolution_clock::now();
if(WIFI_HOMEASSISTANT){
curl_easy_setopt(api_curl, CURLOPT_URL,
WIFI_HOMEASSISTANT_URL);
std::string api_string = "Authorization: Bearer ";
api_string += WIFI_HOMEASSISTANT_APIKEY;
struct curl_slist *headers;
headers = NULL;
headers = curl_slist_append(headers, api_string.c_str());
headers = curl_slist_append(headers, "Content-Type: application/json");
curl_easy_setopt(api_curl, CURLOPT_HTTPHEADER, headers);
api_string.clear();
//perform request
curl_easy_perform(api_curl);
//parse the result
json_doc.Parse(json_string.c_str());
//update internal state
for(rapidjson::SizeType i = 0; i < json_doc.Size(); i++){
//if router external IP
if(strcmp(json_doc[i]["entity_id"].GetString(),
WIFI_HOMEASSISTANT_ROUTER_EXTERNAL_IP) == 0
&& WIFI_SHOW_PUBLIC_IP){
//store it in public IP field
public_ip = "WAN IP: ";
public_ip += json_doc[i]["state"].GetString();
} //if router WAN status
else if (strcmp(json_doc[i]["entity_id"].GetString(),
WIFI_HOMEASSISTANT_ROUTER_WAN_STATUS) == 0){
if(strcmp(json_doc[i]["state"].GetString(), "Connected") == 0)
wan_status = true;
else
wan_status = false;
} //speedtest up
else if (strcmp(json_doc[i]["entity_id"].GetString(),
WIFI_HOMEASSISTANT_SPEEDTEST_UP) == 0
&& WIFI_HOMEASSISTANT_SPEEDTEST){
speedtest_up = "Upload: ";
speedtest_up += json_doc[i]["state"].GetString();
speedtest_up += "MBps";
} //speedtest down
else if (strcmp(json_doc[i]["entity_id"].GetString(),
WIFI_HOMEASSISTANT_SPEEDTEST_DOWN) == 0
&& WIFI_HOMEASSISTANT_SPEEDTEST){
speedtest_down = "Download: ";
speedtest_down += json_doc[i]["state"].GetString();
speedtest_down += "MBps";
} //speedtest ping
else if (strcmp(json_doc[i]["entity_id"].GetString(),
WIFI_HOMEASSISTANT_SPEEDTEST_PING) == 0
&& WIFI_HOMEASSISTANT_SPEEDTEST){
speedtest_ping = "Ping: ";
speedtest_ping += json_doc[i]["state"].GetString();
speedtest_ping += "ms";
}
}
}
//if not using home assistant, grab it via normal method
if(WIFI_SHOW_PUBLIC_IP){
//get the string from normal url
if(!WIFI_HOMEASSISTANT){
public_ip = "WAN IP: ";
curl_easy_setopt(api_curl, CURLOPT_URL,
WIFI_PUBLIC_IP_URL);
//peform request
curl_easy_perform(api_curl);
//parse the result
public_ip += json_string;
}
//the public IP should have already been grabbed above
}
}
///////////////////////////////////////
@ -110,24 +205,15 @@ void wifi::update_texture(){
board::getString(password_string.c_str(),
{ "Roboto_Mono/RobotoMono-Medium.ttf", 50 }), NULL, &tgt);
tgt.y += tgt.h + 25;
TTF_SizeText(board::getFont({ "Roboto_Mono/RobotoMono-Medium.ttf", 50 }),
wan_status ? "Internet is up" : "Internet is down; reconnecting", &tgt.w, &tgt.h);
SDL_RenderCopy(board::getRenderer(),
board::getString(wan_status ? "Internet is up" : "Internet is down; reconnecting",
{ "Roboto_Mono/RobotoMono-Medium.ttf", 50 }), NULL, &tgt);
//Get public ip address and display it
if(WIFI_SHOW_PUBLIC_IP){
std::string public_ip = "WAN IP: ";
CURL* curl;
curl = curl_easy_init();
if(curl){
CURLcode res;
curl_easy_setopt(curl, CURLOPT_URL, WIFI_PUBLIC_IP_URL);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION,
dashboard::panel::wifi::curl_callback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &public_ip);
res = curl_easy_perform(curl);
curl_easy_cleanup(curl);
} else {
public_ip += "Unkown";
}
tgt.y += tgt.h + 25;
TTF_SizeText(board::getFont({ "Roboto_Mono/RobotoMono-Medium.ttf", 50 }),
public_ip.c_str(), &tgt.w, &tgt.h);
@ -136,6 +222,29 @@ void wifi::update_texture(){
{ "Roboto_Mono/RobotoMono-Medium.ttf", 50 }), NULL, &tgt);
}
//TODO display speedtest info
tgt.y += tgt.h + 25;
TTF_SizeText(board::getFont({ "Roboto_Mono/RobotoMono-Medium.ttf", 50 }),
speedtest_ping.c_str(), &tgt.w, &tgt.h);
SDL_RenderCopy(board::getRenderer(),
board::getString(speedtest_ping.c_str(),
{ "Roboto_Mono/RobotoMono-Medium.ttf", 50 }), NULL, &tgt);
tgt.y += tgt.h + 25;
TTF_SizeText(board::getFont({ "Roboto_Mono/RobotoMono-Medium.ttf", 50 }),
speedtest_up.c_str(), &tgt.w, &tgt.h);
SDL_RenderCopy(board::getRenderer(),
board::getString(speedtest_up.c_str(),
{ "Roboto_Mono/RobotoMono-Medium.ttf", 50 }), NULL, &tgt);
tgt.y += tgt.h + 25;
TTF_SizeText(board::getFont({ "Roboto_Mono/RobotoMono-Medium.ttf", 50 }),
speedtest_down.c_str(), &tgt.w, &tgt.h);
SDL_RenderCopy(board::getRenderer(),
board::getString(speedtest_down.c_str(),
{ "Roboto_Mono/RobotoMono-Medium.ttf", 50 }), NULL, &tgt);
SDL_SetRenderTarget(board::getRenderer(), NULL);
}

15
src/panel/wifi.hpp
View File

@ -13,8 +13,10 @@
#include <SDL2/SDL_ttf.h>
#include <curl/curl.h>
#include "../util/rapidjson/document.h"
#include <iostream>
#include <chrono>
namespace dashboard::panel {
class wifi : public panel {
@ -29,6 +31,19 @@ namespace dashboard::panel {
void update();
void update_texture();
void initTexture();
std::string public_ip;
bool wan_status;
std::string speedtest_up;
std::string speedtest_down;
std::string speedtest_ping;
CURL* api_curl;
std::string json_string;
rapidjson::Document json_doc;
std::chrono::time_point<std::chrono::high_resolution_clock> _last_update;
std::chrono::milliseconds _update_interval;
};
}

34
src/panel/wifi_config.hpp
View File

@ -16,7 +16,7 @@ namespace dashboard::panel {
constexpr size_t WIFI_DEFAULT_TIME_ON_SCREEN = 15000;
//How long should we wait between updates? in ms
//Due to the nature of this panel, this value is ignored
//Default 60s
constexpr size_t WIFI_UPDATE_INTERVAL = 60000;
//Set to true to have your public IP be shown on the wifi page
@ -31,4 +31,36 @@ namespace dashboard::panel {
constexpr char WIFI_NETWORK_NAME[] = "MyNetwork";
constexpr char WIFI_NETWORK_PASS[] = "MyPassword";
// Set to true if you have home assistant on your network
// If you do, you can do alot more with it, including showing number of
// clients, network speed, etc
constexpr bool WIFI_HOMEASSISTANT = true;
//API and URL for home assistant. If using the home assistant panel, this
//should be the same
constexpr char WIFI_HOMEASSISTANT_APIKEY[] = "eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJpc3MiOiIxYTNhNDhhYTBlZDM0MjkyOTk5OWZhNGVjZGRjMGUwMCIsImlhdCI6MTY0MjE4NDU0MCwiZXhwIjoxOTU3NTQ0NTQwfQ.Zdy7-ZwX0HuwhmUGeLhF5XCluotsKmpDqmi5o-hQZCc";
constexpr char WIFI_HOMEASSISTANT_URL[] = "http://192.168.1.104:8123/api/states";
//Name of the external IP sensor entry in home assistant
//If your router integrates with it, then you should be able to find it in
//integrations
constexpr char WIFI_HOMEASSISTANT_ROUTER_EXTERNAL_IP[] = "sensor.r7000p_gateway_external_ip";
//Name of WAN status sensor in home assistant
constexpr char WIFI_HOMEASSISTANT_ROUTER_WAN_STATUS[] = "sensor.r7000p_gateway_wan_status";
//Enable this if you have the ookla speedtest module on home assistant
constexpr bool WIFI_HOMEASSISTANT_SPEEDTEST = true;
//Name of the entity id string used by the speedtest upload sensor in home
//assistant
constexpr char WIFI_HOMEASSISTANT_SPEEDTEST_UP[] = "sensor.speedtest_upload";
//Name of the entity id string used by the speedtest download sensor in home
//assistant
constexpr char WIFI_HOMEASSISTANT_SPEEDTEST_DOWN[] = "sensor.speedtest_download";
//Name of the entity id string used by the speedtest ping sensor in home
//assistant
constexpr char WIFI_HOMEASSISTANT_SPEEDTEST_PING[] = "sensor.speedtest_ping";
}