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01_BasicUsage.ino
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01_BasicUsage.ino
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//
// Copyright (c) 2019 smdn (https://smdn.jp/)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#ifdef ARDUINO_ESP8266_VERSION
#include <ESP8266WiFi.h>
#else
#include <WiFi.h>
#endif
#include <PseudoMuninNode.h>
// field definitions of munin plugin
PseudoMuninPluginField fields_uptime[] = {
{
.name = "uptime",
},
};
// definitions of munin plugin
PseudoMuninPlugin plugins[] = {
{
.name = "uptime",
// graph args (see http://guide.munin-monitoring.org/en/latest/example/graph/graph_args.html)
.config = R"(graph_title Uptime
graph_category system
graph_args --base 1000 --lower-limit 0
graph_scale no
graph_vlabel uptime in milliseconds
uptime.label uptime [ms]
uptime.draw AREA)",
.fields = fields_uptime,
.numberOfFields = 1,
},
};
// pseudo munin-node instance
PseudoMuninNode node = {
.plugins = plugins,
.numberOfPlugins = 1
};
constexpr char WIFI_SSID[] = "your_wifi_ssid";
constexpr char WIFI_PASSPHRASE[] = "your_wifi_passphrase";
void setup()
{
Serial.begin(115200);
while (!Serial);
// setup WiFi
WiFi.begin(WIFI_SSID, WIFI_PASSPHRASE);
while (WiFi.status() != WL_CONNECTED)
delay(100);
// begin pseudo munin-node
node.begin();
}
void loop()
{
// update the value of 'uptime' field
fields_uptime[0].value = millis();
// wait a request from munin-update; respond commands and return values of field
node.acceptClient();
// write your own code here
delay(100);
}