A sample to use Pushetta API from Arduino with Ethernet shield

PushettaEthernetShield

#include <SPI.h>
#include <Ethernet.h>

/////////////////
// MODIFY HERE //
/////////////////
byte mac[] = { 0x00, 0xAA, 0xBB, 0xCC, 0xDE, 0x19 };   // Be sure this address is unique in your network
char APIKEY[] = "ffaabb444f1177772222f7243534badaanaa1100"; // Put here your API key
char CHANNEL[] = "my channel";       // and here your channel name
boolean DEBUG = true;
//////////////
//   End    //
//////////////


char serverName[] = "api.pushetta.com";
boolean lastConnected = false;                 // State of the connection last time through the main loop
EthernetClient client;

void setup() {
  Serial.begin(9600);
  
  // start the Ethernet connection:
  Serial.println("Init Ethernet Shield");
  if (Ethernet.begin(mac) == 0) {
    Serial.println("Failed to configure Ethernet using DHCP");
    while(true);                          // no point in carrying on, so do nothing forever
  }
  else{
    Serial.println("Ethernet ready");
    Serial.print("My IP address: ");
    Serial.println(Ethernet.localIP());
  }
  delay(1000);                          // give the Ethernet shield a second to initialize:
}

void loop()
{
      sendToPushetta(CHANNEL, "Hello world!");
      delay(60000); 
}


//Function for sending the request to Pushetta
void sendToPushetta(char channel[], String text){
  client.stop();
  if(DEBUG){Serial.println("connecting...");}

  if (client.connect(serverName, 80)) 
  {
    if(DEBUG){Serial.println("connected");}
    if(DEBUG){Serial.println("sending request");}
      
    client.print("POST /api/pushes/");
    client.print(channel);
    client.println("/ HTTP/1.1");
    client.print("Host: ");
    client.println(serverName);
    client.print("Authorization: Token ");
    client.println(APIKEY);
    client.println("Content-Type: application/json");
    client.print("Content-Length: ");
    client.println(text.length()+46);
    client.println();
    client.print("{ \"body\" : \"");
    client.print(text);
    client.println("\", \"message_type\" : \"text/plain\" }");
    client.println(); 
  } 
  else {
    if(DEBUG){Serial.println("connection failed");}
  }
}