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root/i-scream/projects/cms/source/ihost/ihost.c

Comparing projects/cms/source/ihost/ihost.c (file contents):
Revision 1.15 by pajs, Sun May 19 15:14:31 2002 UTC vs.
Revision 1.27 by tdb, Wed May 29 23:03:53 2002 UTC

#	Line 1 | Line 1
1		/*
2		* i-scream central monitoring system
3	+	* http://www.i-scream.org.uk
4		* Copyright (C) 2000-2002 i-scream
5		*
6		* This program is free software; you can redistribute it and/or
#	Line 17 | Line 18
18		* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
19		*/
20
21	+	#ifdef HAVE_CONFIG_H
22	+	#include "config.h"
23	+	#endif
24	+
25		#include <stdio.h>
26		#include <stdlib.h>
27	+	#include <sys/types.h>
28		#include <unistd.h>
29		#include <syslog.h>
30		#include <netinet/in.h>
#	Line 28 | Line 34
34		#include "statgrab.h"
35		#include <time.h>
36		#include <sys/socket.h>
37	+	#include <arpa/inet.h>
38	+	#include <syslog.h>
39
40		#define RECONFIGURE_RETURN_CODE 2
33	–	#define UDP_MAX_PACKET_SIZE 8192
41
42	+	#define logmessage(level, ...) do { cur_level = level; errf(__VA_ARGS__); } while (0)
43	+
44		typedef struct{
45		int fm_port;
46		char *fm_host;
47	<
47	>
48	>	char *my_ip;
49		char *my_fqdn;
50		char *server_fqdn;
51		int server_udp_port;
#	Line 48 | Line 58 | typedef struct{
58
59		}ihost_state_t;
60
61	+	static int log_level;
62	+	static int cur_level;
63	+	static int syslog_logging;
64	+
65	+	void log_errors(const char *message){
66	+	if(log_level>=cur_level){
67	+	if (syslog_logging==1){
68	+	syslog(cur_level, "%s\n", message);
69	+	}else{
70	+	fprintf(stderr, "%s\n", message);
71	+	}
72	+	}
73	+	}
74	+
75		char* sock_comm(FILE *f_r, FILE *f_w, char *sendString){
76		char *reply;
77	+	logmessage(LOG_DEBUG, "Sending %s",sendString);
78		fprintf(f_w, "%s\n", sendString);
79		fflush(f_w);
80		reply=fpgetline(f_r);
81	+	if (reply!=NULL) logmessage(LOG_DEBUG, "Received %s", reply);
82		/* Returns pointer to static buffer */
83		return reply;
84		}
#	Line 60 | Line 86 | char* sock_comm(FILE *f_r, FILE *f_w, char *sendString
86		int ihost_configure(ihost_state_t *ihost_state){
87		struct sockaddr_in addr;
88		struct in_addr haddr;
89	+	struct sockaddr ip;
90	+	int ip_len;
91		int sd;
92		FILE *fm_fd_r, *fm_fd_w;
93		char *reply;
#	Line 71 | Line 99 | int ihost_configure(ihost_state_t *ihost_state){
99		if (ihost_state->last_modified!=NULL) free(ihost_state->last_modified);
100		if (ihost_state->files_list!=NULL) free(ihost_state->files_list);
101
102	+	logmessage(LOG_DEBUG, "Setting up configure socket to %s on port %d", ihost_state->fm_host, ihost_state->fm_port);
103		if ((sd = socket(AF_INET, SOCK_STREAM, PF_UNSPEC)) < 0) {
104	<	errf("Can't create AF_INET socket (%m)");
104	>	logmessage(LOG_ERR, "Can't create AF_INET socket (%m)");
105		return -1;
106		}
107
108		if (get_host_addr(ihost_state->fm_host, &haddr) != 0){
109	<	errf("Failed to resolve address %s (%m)", ihost_state->fm_host);
109	>	logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->fm_host);
110		return -1;
111		}
112
#	Line 87 | Line 116 | int ihost_configure(ihost_state_t *ihost_state){
116		addr.sin_port =  htons(ihost_state->fm_port);
117
118		if (connect(sd, (struct sockaddr *)&addr, sizeof addr) != 0) {
119	<	errf("Failed to connect to %s on port %d (%m)", ihost_state->fm_host, ihost_state->fm_port);
119	>	logmessage(LOG_ERR, "Failed to connect to %s on port %d (%m)", ihost_state->fm_host, ihost_state->fm_port);
120		return -1;
121		}
122
123		/* Need to open 2 files, one for reading one for writing, as it gets confused if we only use 1 :) */
124		if ((fm_fd_r=fdopen(sd,"r")) == NULL){
125	<	errf("Failed to open read stream (%m)");
125	>	logmessage(LOG_ERR, "Failed to open read stream (%m)");
126		return -1;
127		}
128
129		if ((fm_fd_w=fdopen(dup(sd),"w")) == NULL){
130	<	errf("Failed to open write stream (%m)");
130	>	logmessage(LOG_ERR, "Failed to open write stream (%m)");
131		return -1;
132		}
133	+	ip_len=sizeof ip;
134	+	memset(&ip, 0, ip_len);
135	+	if((getsockname(sd, &ip, &ip_len)) != 0){
136	+	logmessage(LOG_ERR, "Failed to get IP address (%m)");
137	+	return -1;
138	+	}
139	+	if (ip.sa_family!=AF_INET){
140	+	logmessage(LOG_ERR, "sa family is wrong type");
141	+	return -1;
142	+	}
143
144	+	if(ihost_state->my_ip!=NULL) free(ihost_state->my_ip);
145	+	if((ihost_state->my_ip=strdup(inet_ntoa(((struct sockaddr_in *)&ip)->sin_addr)))==NULL){
146	+	logmessage(LOG_ERR, "Failed to get IP (%m)");
147	+	return -1;
148	+	}
149	+
150		reply=sock_comm(fm_fd_r, fm_fd_w, "STARTCONFIG");
151		if ((reply==NULL) || (strncasecmp(reply, "OK", 2) != 0) ) {
152	<	errf("Server error");
152	>	logmessage(LOG_ERR, "Server error on STARTCONFIG");
153		return -1;
154		}
155
156		reply=sock_comm(fm_fd_r, fm_fd_w, "LASTMODIFIED");
157		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0)){
158	<	errf("Server error (%m)");
158	>	logmessage(LOG_ERR, "Server error on LASTMODIFIED (%m)");
159		return -1;
160		}
161		if((ihost_state->last_modified=strdup(reply)) == NULL){
162	<	errf("strdup failed (%m)");
162	>	logmessage(LOG_ERR, "strdup failed (%m)");
163		return -1;
164		}
165	<
165	>
166		reply=sock_comm(fm_fd_r, fm_fd_w, "FILELIST");
167		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0)){
168	<	errf("Server error (%m)");
168	>	logmessage(LOG_ERR, "Server error on FILELIST (%m)");
169		return -1;
170		}
171		if((ihost_state->files_list=strdup(reply)) == NULL){
172	<	errf("strdup failed (%m)");
172	>	logmessage(LOG_ERR, "strdup failed (%m)");
173		return -1;
174		}
175
176		reply=sock_comm(fm_fd_r, fm_fd_w, "FQDN");
177		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5)==0)){
178	<	errf("Server error (%m)");
178	>	logmessage(LOG_ERR, "Server error on FQDN (%m)");
179		return -1;
180		}
181		if((ihost_state->my_fqdn=strdup(reply)) == NULL){
182	<	errf("strdup failed (%m)");
182	>	logmessage(LOG_ERR, "strdup failed (%m)");
183		return -1;
184		}
185
186		reply=sock_comm(fm_fd_r, fm_fd_w, "UDPUpdateTime");
187		if(reply== NULL){
188	<	errf("Server error (%m)");
188	>	logmessage(LOG_ERR, "Server error (%m)");
189		return -1;
190		}
191		if (strncasecmp(reply, "ERROR", 5) != 0){
192		ihost_state->udp_update_time=atoi(reply);
193		}
194	<
194	>
195		reply=sock_comm(fm_fd_r, fm_fd_w, "TCPUpdateTime");
196		if(reply== NULL){
197	<	errf("Server error (%m)");
197	>	logmessage(LOG_ERR, "Server error on TCPUpdateTime (%m)");
198		return -1;
199		}
200		if (strncasecmp(reply, "ERROR", 5) != 0){
#	Line 158 | Line 203 | int ihost_configure(ihost_state_t *ihost_state){
203
204		reply=sock_comm(fm_fd_r, fm_fd_w, "ENDCONFIG");
205		if(reply== NULL){
206	<	errf("Server error (%m)");
206	>	logmessage(LOG_ERR, "Server error on ENDCONFIG (%m)");
207		return -1;
208		}
209
210		reply=sock_comm(fm_fd_r, fm_fd_w, "FILTER");
211		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5)==0)){
212	<	errf("Server error FILTER failed (%m)");
212	>	logmessage(LOG_ERR, "Server error FILTER failed (%m)");
213		return -1;
214		}
215		reply_ptr=strchr(reply,';');
216		if (reply_ptr==NULL){
217	<	errf("Incorrect data returned");
217	>	logmessage(LOG_ERR, "Incorrect data returned");
218		return -1;
219		}
220		*reply_ptr='\0';
221		if((ihost_state->server_fqdn=strdup(reply)) == NULL){
222	<	errf("strdup failed (%m)");
222	>	logmessage(LOG_ERR, "strdup failed (%m)");
223		return -1;
224		}
225		reply=reply_ptr + 1;
226		reply_ptr=strchr(reply,';');
227		if (reply_ptr==NULL){
228	<	errf("Incorrect data returned 2");
228	>	logmessage(LOG_ERR, "Incorrect data returned 2");
229		return -1;
230		}
231		*reply_ptr='\0';
#	Line 188 | Line 233 | int ihost_configure(ihost_state_t *ihost_state){
233		reply=reply_ptr+1;
234		ihost_state->server_tcp_port=atoi(reply);
235		if ((ihost_state->server_tcp_port==0) || (ihost_state->server_udp_port==0)){
236	<	errf("Incorrect data returned 3 ");
236	>	logmessage(LOG_ERR, "Incorrect data returned 3 ");
237		return -1;
238		}
239
240		reply=sock_comm(fm_fd_r, fm_fd_w, "END");
241		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0 )){
242	<	errf("Server error (%m)");
242	>	logmessage(LOG_ERR, "Server error on END (%m)");
243		return -1;
244		}
245
246		if(fclose(fm_fd_r) !=0){
247	<	errf("Failed to close read FD (%m)");
247	>	logmessage(LOG_ERR, "Failed to close read FD (%m)");
248		return -1;
249		}
250		if(fclose(fm_fd_w) !=0){
251	<	errf("Failed to close write FD (%m)");
251	>	logmessage(LOG_ERR, "Failed to close write FD (%m)");
252		return -1;
253		}
254
#	Line 218 | Line 263 | int heartbeat(ihost_state_t *ihost_state){
263		char *reply;
264		int exitcode=0;
265
266	+	logmessage(LOG_DEBUG, "Setting up configure socket to %s on port %d", ihost_state->server_fqdn, ihost_state->server_tcp_port);
267		if ((sd = socket(AF_INET, SOCK_STREAM, PF_UNSPEC)) < 0) {
268	<	errf("Can't create AF_INET socket (%m)");
268	>	logmessage(LOG_ERR, "Can't create AF_INET socket (%m)");
269		return -1;
270		}
271
272		if (get_host_addr(ihost_state->server_fqdn, &haddr) != 0){
273	<	errf("Failed to resolve address %s (%m)", ihost_state->fm_host);
273	>	logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->server_fqdn);
274		return -1;
275		}
276
#	Line 234 | Line 280 | int heartbeat(ihost_state_t *ihost_state){
280		addr.sin_port =  htons(ihost_state->server_tcp_port);
281
282		if (connect(sd, (struct sockaddr *)&addr, sizeof addr) != 0) {
283	<	errf("Failed to connect to %s on port %d (%m)", ihost_state->fm_host, ihost_state->fm_port);
283	>	logmessage(LOG_ERR, "Failed to connect to %s on port %d (%m)", ihost_state->server_fqdn, ihost_state->server_tcp_port);
284		return -1;
285		}
286
287		/* Need to open 2 files, one for reading one for writing, as it gets confused if we only use 1 :) */
288		if ((fm_fd_r=fdopen(sd,"r")) == NULL){
289	<	errf("Failed to open stream (%m)");
289	>	logmessage(LOG_ERR, "Failed to open stream (%m)");
290		return -1;
291		}
292
293		if ((fm_fd_w=fdopen(dup(sd),"w")) == NULL){
294	<	errf("Failed to open stream (%m)");
294	>	logmessage(LOG_ERR, "Failed to open stream (%m)");
295		return -1;
296		}
297
298		reply=sock_comm(fm_fd_r, fm_fd_w, "HEARTBEAT");
299		if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) {
300	<	errf("Server error");
300	>	logmessage(LOG_ERR, "Server error on HEARTBEAT");
301		return -1;
302		}
303
304		reply=sock_comm(fm_fd_r, fm_fd_w, "CONFIG");
305		if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) {
306	<	errf("Server error");
306	>	logmessage(LOG_ERR, "Server error on CONFIG");
307		return -1;
308		}
309
310		reply=sock_comm(fm_fd_r, fm_fd_w, ihost_state->files_list);
311		if ((reply==NULL) || (strncasecmp(reply, "OK", 2) != 0) ) {
312	<	errf("Server error");
312	>	logmessage(LOG_ERR, "Server error on fileslist");
313		return -1;
314		}
315
316		reply=sock_comm(fm_fd_r, fm_fd_w, ihost_state->last_modified);
317		if (reply==NULL) {
318	<	errf("Server error");
318	>	logmessage(LOG_ERR, "Server error NULL recieved on lastmodified");
319		return -1;
320		}
321		if (strncasecmp(reply, "ERROR", 5) == 0){
322		/* Means the config has changed */
323	+	logmessage(LOG_INFO, "Recieved ERROR from server for a reconfigure required");
324		exitcode=RECONFIGURE_RETURN_CODE;
325		}
326	+
327		reply=sock_comm(fm_fd_r, fm_fd_w, "KEY");
328		if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) {
329	<	errf("Server error");
329	>	logmessage(LOG_ERR, "Server error on KEY");
330		return -1;
331		}
332		if (ihost_state->key!=NULL) free(ihost_state->key);
333
334		if((ihost_state->key=strdup(reply)) == NULL){
335	<	errf("strdup failed (%m)");
335	>	logmessage(LOG_ERR, "strdup failed (%m)");
336		return -1;
337		}
338
339		reply=sock_comm(fm_fd_r, fm_fd_w, "ENDHEARTBEAT");
340		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0 )){
341	<	errf("Server error (%m)");
341	>	logmessage(LOG_ERR, "Server error on ENDHEARTBEAT (%m)");
342		return -1;
343		}
344
#	Line 298 | Line 346 | int heartbeat(ihost_state_t *ihost_state){
346		fflush(fm_fd_w);
347
348		if(fclose(fm_fd_r) !=0){
349	<	errf("Failed to close read FD (%m)");
349	>	logmessage(LOG_ERR, "Failed to close read FD (%m)");
350		return -1;
351		}
352		if(fclose(fm_fd_w) !=0){
353	<	errf("Failed to close write FD (%m)");
353	>	logmessage(LOG_ERR, "Failed to close write FD (%m)");
354		return -1;
355		}
356
#	Line 314 | Line 362 | char *stat_grab(ihost_state_t *ihost_state, int counte
362		char *stats[NUM_STATS];
363		char *xml_data=NULL;
364		char *xml_data_p;
365	+	int xml_size=0;
366		int x=0;
367	<
367	>
368	>	logmessage(LOG_DEBUG,"get_cpu_stats");
369		stats[0]=get_cpu_stats();
370	+	logmessage(LOG_DEBUG,"get_disk_stats");
371		stats[1]=get_disk_stats();
372	+	logmessage(LOG_DEBUG,"get_load_stats");
373		stats[2]=get_load_stats();
374	+	logmessage(LOG_DEBUG,"get_memory_stats");
375		stats[3]=get_memory_stats();
376	+	logmessage(LOG_DEBUG,"get_os_info");
377		stats[4]=get_os_info();
378	+	logmessage(LOG_DEBUG,"get_page_stats");
379		stats[5]=get_page_stats();
380	+	logmessage(LOG_DEBUG,"get_process_stats");
381		stats[6]=get_process_stats();
382	+	logmessage(LOG_DEBUG,"get_swap_stats");
383		stats[7]=get_swap_stats();
384	+	logmessage(LOG_DEBUG,"get_user_stats");
385		stats[8]=get_user_stats();
386	+
387
388	<	for(;x<NUM_STATS;x++){
388	>	for(x=0;x<NUM_STATS;x++){
389		if(stats[x]==NULL){
390	+	logmessage(LOG_ERR,"Function returned NULL");
391		return NULL;
392		}
393	<	if(xml_data==NULL){
394	<	if((xml_data=strf("%s", stats[x])) == NULL){
395	<	errf("str failed (%m)");
396	<	return NULL;
397	<	}
398	<	}else{
399	<	xml_data_p=xml_data;
400	<	if((xml_data=strf("%s%s", xml_data, stats[x])) == NULL){
341	<	errf("str failed (%m)");
342	<	return NULL;
343	<	}
344	<	free(xml_data_p);
345	<	}
393	>	xml_size+=strlen(stats[x]);
394	>	}
395	>
396	>	xml_data=malloc(xml_size+1);
397	>	xml_data=strcpy(xml_data, stats[0]);
398	>	free(stats[0]);
399	>	for(x=1;x<NUM_STATS;x++){
400	>	strcat(xml_data, stats[x]);
401		free(stats[x]);
402		}
403	+
404		xml_data_p=xml_data;
405	<	xml_data=strf("<packet seq_no=\"%d\" machine_name=\"%s\" date=\"%ld\" type=\"data\" ip=\"%s\" key=\"%s\">%s</packet>", counter, ihost_state->my_fqdn, time(NULL), "127.0.0.1", ihost_state->key, xml_data);
405	>	xml_data=strf("<packet seq_no=\"%d\" machine_name=\"%s\" date=\"%ld\" type=\"data\" ip=\"%s\" key=\"%s\">%s</packet>", counter, ihost_state->my_fqdn, time(NULL), ihost_state->my_ip, ihost_state->key, xml_data);
406		free(xml_data_p);
407	<
407	>
408	>	logmessage(LOG_DEBUG,"Generated XML Data of : %s", xml_data);
409		return xml_data;
410		}
411
#	Line 361 | Line 418 | int send_stats(ihost_state_t *ihost_state, char *data_
418
419		len=strlen(data_stream);
420		if(len>UDP_MAX_PACKET_SIZE){
421	<	errf("Too big to send to server. Please reconfigure client and server and recompile");
421	>	logmessage(LOG_ERR, "Too big to send to server. Please reconfigure client and server and recompile");
422		exit(1);
423		}
424	<
424	>	logmessage(LOG_DEBUG,"Resolving IP of server");
425		if (get_host_addr(ihost_state->server_fqdn, &haddr) != 0){
426	<	errf("Failed to resolve address %s (%m)", ihost_state->fm_host);
426	>	logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->server_fqdn);
427		return -1;
428		}
429	<
429	>	logmessage(LOG_DEBUG,"Creating UDP socket to %s on %d",ihost_state->server_fqdn, ihost_state->server_udp_port);
430		if((sd=socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0){
431	<	errf("failed to create UDP socket (%m)");
431	>	logmessage(LOG_ERR, "failed to create UDP socket (%m)");
432		return -1;
433		}
434
#	Line 380 | Line 437 | int send_stats(ihost_state_t *ihost_state, char *data_
437		memcpy((char *)&addr.sin_addr, &haddr, sizeof haddr);
438		addr.sin_port =  htons(ihost_state->server_udp_port);
439
440	+	logmessage(LOG_INFO,"Sending packet : %s", data_stream);
441		if((sendto(sd, data_stream, len, 0, (struct sockaddr *) &addr, sizeof(addr))) != len){
442	<	errf("Send the wrong number of bytes (%m)");
442	>	logmessage(LOG_ERR, "Send the wrong number of bytes (%m)");
443		return -1;
444		}
445
#	Line 390 | Line 448 | int send_stats(ihost_state_t *ihost_state, char *data_
448		return 0;
449		}
450
451	+	void usage(char *progname){
452	+	fprintf(stderr, "Usage %s [options] server port\n", progname);
453	+	fprintf(stderr, "Options\n");
454	+	fprintf(stderr, "  -v           Verbose, the more v flags the more verbose, eg -vv\n");
455	+	fprintf(stderr, "  -d           Daemon mode, self backgrounding\n");
456	+	fprintf(stderr, "  -s           Send errors to syslog\n");
457	+	fprintf(stderr, "  -V           Print version number\n");
458	+	fprintf(stderr, "  -h           Prints this help page\n");
459	+	exit(1);
460	+	}
461	+
462		int main(int argc, char **argv){
463		ihost_state_t ihost_state;
464		int heartbeat_exit;
#	Line 397 | Line 466 | int main(int argc, char **argv){
466		long udp_time=0, tcp_time=0, stat_grab_time=0, cur_time=0;
467		int sleep_delay=0;
468		char *xml_stats;
469	+	pid_t pid;
470	+	int cmdopt;
471	+	extern int optind;
472	+	int verbose=0, daemon=0;
473	+	extern int syslog_logging;
474	+	extern int log_level;
475	+	extern int cur_level;
476	+	FILE *f;
477
478	+	log_level=1;
479	+	cur_level=1;
480	+	syslog_logging=0;
481	+
482	+	errf_set_ofunc(log_errors);
483		/* NULL'ify so i can tell if i need to free it or not */
484		ihost_state.fm_host=NULL;
485		ihost_state.my_fqdn=NULL;
#	Line 405 | Line 487 | int main(int argc, char **argv){
487		ihost_state.last_modified=NULL;
488		ihost_state.files_list=NULL;
489		ihost_state.key=NULL;
490	+	ihost_state.my_ip=NULL;
491
492		errf_set_progname(argv[0]);
493	<	if(argc!=3){
494	<	errf_usage("<host> <port>");
493	>
494	>
495	>	while((cmdopt=getopt(argc, argv, "vdshV")) != -1){
496	>	switch(cmdopt){
497	>	case 'v':
498	>	verbose++;
499	>	break;
500	>
501	>	case 'd':
502	>	/* Force syslog logging since stderr will be closed in this case */
503	>	syslog_logging=1;
504	>	daemon=1;
505	>	break;
506	>
507	>	case 's':
508	>	syslog_logging=1;
509	>	break;
510	>
511	>	case 'h':
512	>	usage(argv[0]);
513	>	break;
514	>
515	>	case 'V':
516	>	errf("%s version %s",argv[0], VERSION);
517	>	break;
518	>
519	>	default:
520	>	usage(argv[0]);
521	>	exit(1);
522	>	}
523	>	}
524	>
525	>	if(argc!=optind+2){
526	>	usage(argv[0]);
527		exit(1);
528		}
529	+	ihost_state.fm_host=argv[optind];
530	+	ihost_state.fm_port=atoi(argv[optind+1]);
531	+	if(ihost_state.fm_port==0){
532	+	errf("Invalid port number");
533	+	usage(argv[0]);
534	+	}
535
536	<	ihost_state.fm_host=argv[1];
537	<	ihost_state.fm_port=atoi(argv[2]);
536	>	if(daemon==1){
537	>	pid=fork();
538	>	if(pid==-1){
539	>	errf("Fork failed, can't background. Exiting");
540	>	exit(1);
541	>	}else if(pid!=0){
542	>	/* Parent process */
543	>	return 0;
544	>	}
545	>	/* We should now be in the background*/
546	>	if(setsid()==-1){
547	>	errf("setsid failed (%m)");
548	>	exit(1);
549	>	}
550	>	fclose(stdin);
551	>	fclose(stdout);
552	>	fclose(stderr);
553	>	}
554
555	+	if(syslog_logging==1){
556	+	openlog(errf_get_progname(),0,LOG_ERR);
557	+	setlogmask(LOG_UPTO(LOG_DEBUG));
558	+	}
559	+
560	+	switch(verbose){
561	+	case 0:
562	+	/* Critical errors + */
563	+	log_level=LOG_ERR;
564	+	break;
565	+	case 1:
566	+	/* Recoverable errors */
567	+	log_level=LOG_WARNING;
568	+	break;
569	+	case 2:
570	+	/* Print stuff like the XML packets */
571	+	log_level=LOG_INFO;
572	+	break;
573	+	default:
574	+	/* Must have lots of v's */
575	+	/* Print out everything its doing */
576	+	log_level=LOG_DEBUG;
577	+	break;
578	+	}
579	+
580	+	logmessage(LOG_DEBUG,"Writing PID FILE");
581	+	pid=getpid();
582	+	if((f=fopen(PID_FILE,"w")) == NULL){
583	+	logmessage(LOG_WARNING, "Failed to write PID file (%m)");
584	+	}else{
585	+	if((fprintf(f,"%d",(int)pid)) <= 0 ){
586	+	logmessage(LOG_WARNING, "Failed to write PID file (%m)");
587	+	}
588	+	if((fclose(f))!=0){
589	+	logmessage(LOG_ERR, "failed to close PID file");
590	+	exit(1);
591	+	}
592	+	}
593	+
594		if(ihost_configure(&ihost_state)!=0){
595	<	errf("configure failed");
595	>	logmessage(LOG_ERR,"configure failed");
596		/* Ok, ideally we prob should have 2 copies of the structure and carry on if this
597		happens.. But we dont :) (at the moment) */
598		exit(1);
#	Line 425 | Line 601 | int main(int argc, char **argv){
601		for(;;){
602		cur_time=time(NULL);
603		if(cur_time>=tcp_time){
604	<	/*printf("sending TCP\n");*/
604	>	logmessage(LOG_DEBUG,"Sending heartbeat");
605		heartbeat_exit=heartbeat(&ihost_state);
606		if(heartbeat_exit==RECONFIGURE_RETURN_CODE){
607	<	/*errf("heartbeat needs to be reconfigured");*/
607	>	logmessage(LOG_INFO,"heartbeat needs to be reconfigured");
608		ihost_configure(&ihost_state);
433	–	/* So udp doesn't wait til next sending before updating */
609		udp_time=0;
610		}
611		if(heartbeat_exit==-1){
612	<	errf("ah crap");
612	>	logmessage(LOG_ERR,"Heartbeat failed");
613		exit(1);
614		}
615		tcp_time=time(NULL)+ihost_state.tcp_update_time;
616	+	logmessage(LOG_DEBUG,"next tcp time should be %d", tcp_time);
617		}
618
619		if(cur_time>=udp_time){
620	<	/*printf("sending UDP\n");*/
620	>	logmessage(LOG_DEBUG,"Sending udp data");
621	>	/* Work out how long it takes to get the stats for next time round
622	>	so the sleep time can be adjusted accordingly */
623		stat_grab_time=time(NULL);
624		if((xml_stats=stat_grab(&ihost_state, counter++)) == NULL){
625	<	errf("Failed to get stats (%m)");
625	>	logmessage(LOG_ERR,"Failed to get stats (%m)");
626		exit(1);
627		}
628		stat_grab_time=time(NULL)-stat_grab_time;
629		send_stats(&ihost_state, xml_stats);
630		free(xml_stats);
631		udp_time=time(NULL)+ihost_state.udp_update_time-stat_grab_time;
632	+	logmessage(LOG_DEBUG,"next udp time should be %d", udp_time);
633		}
634
635		if(tcp_time<udp_time){
#	Line 458 | Line 637 | int main(int argc, char **argv){
637		}else{
638		sleep_delay=udp_time-time(NULL);
639		}
640	<
462	<	/*printf("tcp epoc: %ld \t udp epoc: %ld\ntime:%ld \tsleeping: %d\n", tcp_time, udp_time, time(NULL), sleep_delay);*/
640	>	logmessage(LOG_DEBUG,"Sleeping for %d", sleep_delay);
641		if(sleep_delay>0) sleep(sleep_delay);
642		}
643		return 0;

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