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hare / hared
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#include <stdio.h> | |
#include <stdlib.h> | |
#include <unistd.h> | |
#include <netdb.h> | |
#include <netinet/in.h> | |
#include <arpa/inet.h> | |
#include <memory.h> | |
#include <sys/socket.h> | |
/* | |
* hare.c (C)2018 by Jan-Piet Mens <jp@mens.de> | |
*/ | |
#define PORTNO 8035 | |
#define env(K) ( getenv(K) ? getenv(K) : "<unknown>" ) | |
int main(int argc, char **argv) | |
{ | |
struct sockaddr_in servaddr; | |
unsigned long addr; | |
int sockfd; | |
char *host = argv[1], buf[BUFSIZ], myhostname[BUFSIZ]; | |
char *pamtype = env("PAM_TYPE"); /* Linux */ | |
char *pamsm = env("PAM_SM_FUNC"); /* FreeBSD https://www.freebsd.org/cgi/man.cgi?query=pam_exec */ | |
if (strcmp(pamtype, "open_session") != 0 && strcmp(pamsm, "pam_sm_open_session") != 0) { | |
fprintf(stderr, "Neither PAM open_session nor pam_sm_open_session detected\n"); | |
return 0; | |
} | |
if (argc != 2) { | |
fprintf(stderr, "Usage: %s address\n", *argv); | |
exit(2); | |
} | |
if (gethostname(myhostname, sizeof(myhostname)) != 0) | |
strcpy(myhostname, "?"); | |
snprintf(buf, sizeof(buf), "%s login to %s from %s via %s", | |
env("PAM_USER"), | |
myhostname, | |
env("PAM_RHOST"), | |
env("PAM_SERVICE")); | |
addr = inet_addr(host); | |
memset(&servaddr, 0, sizeof(servaddr)); | |
servaddr.sin_family = AF_INET; | |
servaddr.sin_port = htons(PORTNO); | |
memcpy((void *)&servaddr.sin_addr, (void *)&addr, sizeof(addr)); | |
sockfd = socket(AF_INET, SOCK_DGRAM, 0); | |
if (sendto(sockfd, (void *)buf, strlen(buf), 0, (struct sockaddr *) &servaddr, sizeof(servaddr)) < 0) { | |
perror("sendto"); | |
} | |
return (0); | |
} |
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#!/usr/bin/env python | |
# -*- coding: utf-8 -*- | |
import paho.mqtt.publish as mqtt | |
import socket | |
import json | |
__author__ = 'Jan-Piet Mens <jp()mens.de>' | |
server_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) | |
server_socket.bind(('', 8035)) | |
while True: | |
message, address = server_socket.recvfrom(1024) | |
host, port = address | |
data = { | |
'host' : host, | |
'msg' : message, | |
} | |
js = json.dumps(data) | |
print js | |
mqtt.single("logging/hare", js, hostname='192.168.1.130') |
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