rpi.git - Gitblit

Update led and pwm source code to remove compile warnning

guowenxue

2024-03-12 cbbab621e5e5d3b1407bd898544ab8b7487563a3

commit \| author \| age
13d8a8	1	/*********************************************************************************
G	2	* Copyright: (C) 2019 LingYun IoT System Studio
	3	* All rights reserved.
	4	*
	5	* Filename: main.c
	6	* Description: This file
	7	*
	8	* Version: 1.0.0(29/01/19)
	9	* Author: Guo Wenxue <guowenxue@gmail.com>
	10	* ChangeLog: 1, Release initial version on "29/01/19 15:34:41"
	11	*
	12	********************************************************************************/
	13	#include <stdio.h>
	14	#include <stdlib.h>
	15	#include <unistd.h>
	16	#include <time.h>
	17	#include <getopt.h>
	18	#include <libgen.h>
	19	#include <string.h>
	20	#include <errno.h>
	21
	22	#include "logger.h"
	23	#include "ds18b20.h"
	24	#include "proc.h"
bffa2b	25	#include "packet.h"
GW	26	#include "socket.h"
	27	#include "database.h"
13d8a8	28
G	29	#define PROG_VERSION "v1.0.0"
	30	#define DAEMON_PIDFILE "/tmp/.socketd.pid"
	31
bffa2b	32	static void print_usage(char *progname)
13d8a8	33	{
G	34	printf("Usage: %s [OPTION]...\n", progname);
	35	printf(" %s is LingYun studio temperature socket client program running on RaspberryPi\n", progname);
	36
	37	printf("\nMandatory arguments to long options are mandatory for short options too:\n");
bffa2b	38	printf("-i(ipaddr) : sepcify server IP address\n");
GW	39	printf("-p(--port) : sepcify server port.\n");
	40	printf("-I(--interval): sepcify report time interval, default 60 seconds\n");
	41	printf("-d(--debug) : running in debug mode\n");
	42	printf("-h(--help) : display this help information\n");
	43	printf("-v(--version) : display the program version\n");
13d8a8	44
G	45	printf("\n%s version %s\n", progname, PROG_VERSION);
	46	return;
	47	}
	48
bffa2b	49	int check_sample_time(time_t *last_time, int interval);
GW	50
13d8a8	51	int main (int argc, char **argv)
G	52	{
	53	int daemon = 1;
bffa2b	54	int rv;
GW	55
13d8a8	56	char *progname=NULL;
bffa2b	57	char *logfile="sock_client.log";
29b331	58	int loglevel=LOG_LEVEL_INFO;
GW	59	int logsize=10; /* logfile size max to 10K */
13d8a8	60
bffa2b	61	char *serverip = NULL;
GW	62	int port = 0;
	63	int interval = 60; /* default report termperature every 60 seconds */
	64
	65	socket_ctx_t sock;
	66	time_t last_time = 0;
	67	int sample_flag = 0;
	68
	69	char pack_buf[1024];
	70	int pack_bytes = 0;
	71	pack_info_t pack_info;
	72	pack_proc_t pack_proc = packet_segmented_pack; /* use string packet */
	73
	74	struct option opts[] = {
	75	{"ipaddr", required_argument, NULL, 'i'},
	76	{"port", required_argument, NULL, 'p'},
	77	{"interval", required_argument, NULL, 'I'},
13d8a8	78	{"debug", no_argument, NULL, 'd'},
G	79	{"version", no_argument, NULL, 'v'},
	80	{"help", no_argument, NULL, 'h'},
	81	{NULL, 0, NULL, 0}
	82	};
	83
	84	progname = (char *)basename(argv[0]);
	85
	86	/* Parser the command line parameters */
bffa2b	87	while( (rv=getopt_long(argc, argv, "i:p:I:dvh", opts, NULL)) != -1 )
13d8a8	88	{
bffa2b	89	switch (rv)
13d8a8	90	{
bffa2b	91	case 'i': /* set socket server hostname or IP address */
GW	92	serverip=optarg;
	93	break;
	94
	95	case 'p': /* set socket server listen port */
	96	port=atoi(optarg);
	97	break;
	98
	99	case 'I': /* set report time interval */
	100	interval=atoi(optarg);
	101	break;
	102
	103
	104	case 'd': /* set debug running */
13d8a8	105	daemon = 0;
29b331	106	logfile="console";
GW	107	loglevel=LOG_LEVEL_DEBUG;
13d8a8	108	break;
G	109
bffa2b	110	case 'v': /* get software version */
13d8a8	111	printf("%s version %s\n", progname, PROG_VERSION);
G	112	return 0;
	113
bffa2b	114	case 'h': /* get help information */
GW	115	print_usage(progname);
13d8a8	116	return 0;
G	117
	118	default:
	119	break;
	120	}
	121
bffa2b	122	}
GW	123
	124	if( !serverip \|\| !port )
	125	{
	126	print_usage(argv[0]);
	127	return 0;
13d8a8	128	}
G	129
29b331	130	if( log_open(logfile, loglevel, logsize, THREAD_LOCK_NONE) < 0 )
GW	131	{
	132	fprintf(stderr, "Initial log system failed\n");
	133	return 1;
	134	}
13d8a8	135
G	136	install_default_signal();
	137
	138	if( check_set_program_running(daemon, DAEMON_PIDFILE) < 0 )
	139	goto cleanup;
	140
bffa2b	141	log_info("program start running.\n");
GW	142
	143	if( database_init("sock_client.db") < 0 )
	144	{
	145	return 2;
	146	}
	147
	148	socket_init(&sock, serverip, port);
	149
13d8a8	150	while( ! g_signal.stop )
G	151	{
bffa2b	152	/* +----------------------------------+
GW	153	* \| check and sample temperature \|
	154	* +----------------------------------+*/
	155
	156	sample_flag = 0; /* clear sample flag */
	157
	158	if( check_sample_time(&last_time, interval) )
	159	{
	160	log_debug("start DS18B20 sample termperature\n");
	161
	162	if( (rv=ds18b20_get_temperature(&pack_info.temper)) < 0 )
	163	{
	164	log_error("DS18B20 sample temperature failure, rv=%d\n", rv);
	165	continue;
	166	}
	167	log_info("DS18B20 sample termperature %.3f oC\n", pack_info.temper);
	168
	169	get_devid(pack_info.devid, DEVID_LEN, 40);
	170	get_time(&pack_info.sample_time);
	171
	172	pack_bytes = pack_proc(&pack_info, pack_buf, sizeof(pack_buf));
	173	sample_flag = 1; /* set sample flag */
	174	}
	175
	176	/* +---------------------------------+
	177	* \| check and do socket connect \|
	178	* +---------------------------------+*/
	179
	180	/* start connect to server if not connected */
	181	if( sock.fd < 0 )
	182	{
	183	socket_connect(&sock);
	184	}
	185
	186	/* check socket connected or not */
	187	if( sock_check_connect(sock.fd) < 0 )
	188	{
	189	if( sock.fd > 0 )
	190	{
	191	log_error("socket got disconnected, terminate it and reconnect now.\n");
	192	socket_term(&sock); /* close the soket */
	193	}
	194	}
	195
	196	/* +-------------------------------+
	197	* \| socket disconnect \|
	198	* +-------------------------------+*/
	199	if( sock.fd < 0 )
	200	{
	201	if( sample_flag )
	202	{
	203	database_push_packet(pack_buf, pack_bytes);
	204	}
	205
	206	continue;
	207	}
	208
	209	/* +-------------------------------+
	210	* \| socket connected \|
	211	* +-------------------------------+*/
	212
	213	/* socket send sample packet */
	214	if( sample_flag )
	215	{
	216	log_debug("socket send sample packet bytes[%d]: %s\n", pack_bytes, pack_buf);
	217	if( socket_send(&sock, pack_buf, pack_bytes) < 0 )
	218	{
	219	log_warn("socket send sample packet failure, save it in database now.\n");
	220	database_push_packet(pack_buf, pack_bytes);
	221	socket_term(&sock); /* close the soket */
	222	}
	223	}
	224
	225	/* socket send packet in database */
	226	if( !database_pop_packet(pack_buf, sizeof(pack_buf), &pack_bytes) )
	227	{
	228	log_debug("socket send database packet bytes[%d]: %s\n", pack_bytes, pack_buf);
	229	if( socket_send(&sock, pack_buf, pack_bytes) < 0 )
	230	{
	231	log_error("socket send database packet failure");
	232	socket_term(&sock); /* close the soket */
	233	}
	234	else
	235	{
	236	log_warn("socket send database packet okay, remove it from database now.\n");
	237	database_del_packet();
	238	}
	239	}
	240
	241	msleep(50);
13d8a8	242	}
G	243
	244	cleanup:
bffa2b	245	socket_term(&sock);
GW	246	database_term();
29b331	247	unlink(DAEMON_PIDFILE);
bffa2b	248	log_close();
13d8a8	249
G	250	return 0;
	251	}
bffa2b	252
GW	253	int check_sample_time(time_t *last_time, int interval)
	254	{
	255	int need = 0; /* no need sample now */
	256	time_t now;
	257
	258	time(&now);
	259
	260	if( now >= *last_time+interval )
	261	{
	262	need = 1; /* need sample now */
	263	*last_time = now;
	264	}
	265
	266	return need;
	267	}