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

Comparing projects/cms/source/ihost/ihost.c (file contents):
Revision 1.6 by pajs, Sun May 12 17:33:21 2002 UTC vs.
Revision 1.22 by pajs, Tue May 21 16:04:34 2002 UTC

#	Line 1 | Line 1
1	+	/*
2	+	* i-scream central monitoring system
3	+	* Copyright (C) 2000-2002 i-scream
4	+	*
5	+	* This program is free software; you can redistribute it and/or
6	+	* modify it under the terms of the GNU General Public License
7	+	* as published by the Free Software Foundation; either version 2
8	+	* of the License, or (at your option) any later version.
9	+	*
10	+	* This program is distributed in the hope that it will be useful,
11	+	* but WITHOUT ANY WARRANTY; without even the implied warranty of
12	+	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13	+	* GNU General Public License for more details.
14	+	*
15	+	* You should have received a copy of the GNU General Public License
16	+	* along with this program; if not, write to the Free Software
17	+	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
18	+	*/
19	+
20		#include <stdio.h>
2	–	#include <sys/socket.h>
21		#include <stdlib.h>
22	+	#include <sys/types.h>
23		#include <unistd.h>
24		#include <syslog.h>
25		#include <netinet/in.h>
26	<	#include <ukcprog.h>
26	>	#include "ukcprog.h"
27		#include <netdb.h>
28	<	#include <strings.h>
28	>	#include <string.h>
29	>	#include "statgrab.h"
30	>	#include <time.h>
31	>	#include <sys/socket.h>
32	>	#include <arpa/inet.h>
33	>	#include <syslog.h>
34
35	+	#define VERSION_NO "0.8"
36		#define RECONFIGURE_RETURN_CODE 2
37	+	#define UDP_MAX_PACKET_SIZE 8192
38	+	#define PID_FILE "/var/tmp/.ihost.pid"
39
40	+	#define logmessage(level, ...) do { cur_level = level; errf(__VA_ARGS__); } while (0)
41	+
42		typedef struct{
43		int fm_port;
44		char *fm_host;
45	<
45	>
46	>	char *my_ip;
47		char *my_fqdn;
48		char *server_fqdn;
49		int server_udp_port;
#	Line 26 | Line 56 | typedef struct{
56
57		}ihost_state_t;
58
59	<	char* sock_comm(FILE *f_r, FILE *f_w, char* sendString){
59	>	static int log_level;
60	>	static int cur_level;
61	>	static int syslog_logging;
62	>
63	>	void log_errors(const char *message){
64	>	if(log_level>=cur_level){
65	>	if (syslog_logging==1){
66	>	syslog(cur_level, "%s\n", message);
67	>	}else{
68	>	fprintf(stderr, "%s\n", message);
69	>	}
70	>	}
71	>	}
72	>
73	>	char* sock_comm(FILE *f_r, FILE *f_w, char *sendString){
74		char *reply;
75	<	fprintf(f_w, "%s", sendString);
75	>	logmessage(LOG_DEBUG, "Sending %s",sendString);
76	>	fprintf(f_w, "%s\n", sendString);
77		fflush(f_w);
78		reply=fpgetline(f_r);
79	+	if (reply!=NULL) logmessage(LOG_DEBUG, "Received %s", reply);
80		/* Returns pointer to static buffer */
81		return reply;
82		}
#	Line 38 | Line 84 | char* sock_comm(FILE *f_r, FILE *f_w, char* sendString
84		int ihost_configure(ihost_state_t *ihost_state){
85		struct sockaddr_in addr;
86		struct in_addr haddr;
87	+	struct sockaddr ip;
88	+	int ip_len;
89		int sd;
90		FILE *fm_fd_r, *fm_fd_w;
91		char *reply;
#	Line 49 | Line 97 | int ihost_configure(ihost_state_t *ihost_state){
97		if (ihost_state->last_modified!=NULL) free(ihost_state->last_modified);
98		if (ihost_state->files_list!=NULL) free(ihost_state->files_list);
99
100	+	logmessage(LOG_DEBUG, "Setting up configure socket to %s on port %d", ihost_state->fm_host, ihost_state->fm_port);
101		if ((sd = socket(AF_INET, SOCK_STREAM, PF_UNSPEC)) < 0) {
102	<	errf("Can't create AF_INET socket (%m)");
102	>	logmessage(LOG_ERR, "Can't create AF_INET socket (%m)");
103		return -1;
104		}
105
106		if (get_host_addr(ihost_state->fm_host, &haddr) != 0){
107	<	errf("Failed to resolve address %s (%m)", ihost_state->fm_host);
107	>	logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->fm_host);
108		return -1;
109		}
110
111	<	memset((char *)&addr, 0, sizeof addr);
111	>	memset(&addr, 0, sizeof addr);
112		addr.sin_family = AF_INET;
113	<	memcpy((char *)&addr.sin_addr, &haddr, sizeof haddr);
113	>	memcpy(&addr.sin_addr, &haddr, sizeof haddr);
114		addr.sin_port =  htons(ihost_state->fm_port);
115
116		if (connect(sd, (struct sockaddr *)&addr, sizeof addr) != 0) {
117	<	errf("Failed to connect to %s on port %d (%m)", ihost_state->fm_host, ihost_state->fm_port);
117	>	logmessage(LOG_ERR, "Failed to connect to %s on port %d (%m)", ihost_state->fm_host, ihost_state->fm_port);
118		return -1;
119		}
120
121		/* Need to open 2 files, one for reading one for writing, as it gets confused if we only use 1 :) */
122		if ((fm_fd_r=fdopen(sd,"r")) == NULL){
123	<	errf("Failed to open stream (%m)");
123	>	logmessage(LOG_ERR, "Failed to open read stream (%m)");
124		return -1;
125		}
126
127		if ((fm_fd_w=fdopen(dup(sd),"w")) == NULL){
128	<	errf("Failed to open stream (%m)");
128	>	logmessage(LOG_ERR, "Failed to open write stream (%m)");
129		return -1;
130		}
131	<
132	<	reply=sock_comm(fm_fd_r, fm_fd_w, "STARTCONFIG\n");
131	>	ip_len=sizeof ip;
132	>	memset(&ip, 0, ip_len);
133	>	if((getsockname(sd, &ip, &ip_len)) != 0){
134	>	logmessage(LOG_ERR, "Failed to get IP address (%m)");
135	>	return -1;
136	>	}
137	>	if (ip.sa_family!=AF_INET){
138	>	logmessage(LOG_ERR, "sa family is wrong type");
139	>	return -1;
140	>	}
141	>
142	>	if((ihost_state->my_ip=strdup(inet_ntoa(((struct sockaddr_in *)&ip)->sin_addr)))==NULL){
143	>	logmessage(LOG_ERR, "Failed to get IP (%m)");
144	>	return -1;
145	>	}
146	>
147	>	reply=sock_comm(fm_fd_r, fm_fd_w, "STARTCONFIG");
148		if ((reply==NULL) || (strncasecmp(reply, "OK", 2) != 0) ) {
149	<	errf("Server error");
149	>	logmessage(LOG_ERR, "Server error on STARTCONFIG");
150		return -1;
151		}
152
153	<	reply=sock_comm(fm_fd_r, fm_fd_w, "LASTMODIFIED\n");
153	>	reply=sock_comm(fm_fd_r, fm_fd_w, "LASTMODIFIED");
154		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0)){
155	<	errf("Server error (%m)");
155	>	logmessage(LOG_ERR, "Server error on LASTMODIFIED (%m)");
156		return -1;
157		}
158	<	if((ihost_state->last_modified=malloc((strlen(reply))+1)) == NULL){
159	<	errf("malloc failed (%m)");
158	>	if((ihost_state->last_modified=strdup(reply)) == NULL){
159	>	logmessage(LOG_ERR, "strdup failed (%m)");
160		return -1;
161		}
162	<	strcpy(ihost_state->last_modified, reply);
163	<	ihost_state->last_modified[(strlen(ihost_state->last_modified))]='\n';
100	<
101	<	reply=sock_comm(fm_fd_r, fm_fd_w, "FILELIST\n");
162	>
163	>	reply=sock_comm(fm_fd_r, fm_fd_w, "FILELIST");
164		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0)){
165	<	errf("Server error (%m)");
165	>	logmessage(LOG_ERR, "Server error on FILELIST (%m)");
166		return -1;
167		}
168	<	if((ihost_state->files_list=malloc((strlen(reply))+1)) == NULL){
169	<	errf("malloc failed (%m)");
168	>	if((ihost_state->files_list=strdup(reply)) == NULL){
169	>	logmessage(LOG_ERR, "strdup failed (%m)");
170		return -1;
171		}
110	–	strcpy(ihost_state->files_list, reply);
111	–	ihost_state->files_list[(strlen(ihost_state->files_list))]='\n';
172
173	<	reply=sock_comm(fm_fd_r, fm_fd_w, "FQDN\n");
173	>	reply=sock_comm(fm_fd_r, fm_fd_w, "FQDN");
174		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5)==0)){
175	<	errf("Server error (%m)");
175	>	logmessage(LOG_ERR, "Server error on FQDN (%m)");
176		return -1;
177		}
178		if((ihost_state->my_fqdn=strdup(reply)) == NULL){
179	<	errf("strdup failed (%m)");
179	>	logmessage(LOG_ERR, "strdup failed (%m)");
180		return -1;
181		}
182
183	<	reply=sock_comm(fm_fd_r, fm_fd_w, "UDPUpdateTime\n");
183	>	reply=sock_comm(fm_fd_r, fm_fd_w, "UDPUpdateTime");
184		if(reply== NULL){
185	<	errf("Server error (%m)");
185	>	logmessage(LOG_ERR, "Server error (%m)");
186		return -1;
187		}
188		if (strncasecmp(reply, "ERROR", 5) != 0){
189		ihost_state->udp_update_time=atoi(reply);
190		}
191	<
192	<	reply=sock_comm(fm_fd_r, fm_fd_w, "TCPUpdateTime\n");
191	>
192	>	reply=sock_comm(fm_fd_r, fm_fd_w, "TCPUpdateTime");
193		if(reply== NULL){
194	<	errf("Server error (%m)");
194	>	logmessage(LOG_ERR, "Server error on TCPUpdateTime (%m)");
195		return -1;
196		}
197		if (strncasecmp(reply, "ERROR", 5) != 0){
198		ihost_state->tcp_update_time=atoi(reply);
199		}
200
201	<	reply=sock_comm(fm_fd_r, fm_fd_w, "ENDCONFIG\n");
201	>	reply=sock_comm(fm_fd_r, fm_fd_w, "ENDCONFIG");
202		if(reply== NULL){
203	<	errf("Server error (%m)");
203	>	logmessage(LOG_ERR, "Server error on ENDCONFIG (%m)");
204		return -1;
205		}
206
207	<	reply=sock_comm(fm_fd_r, fm_fd_w, "FILTER\n");
207	>	reply=sock_comm(fm_fd_r, fm_fd_w, "FILTER");
208		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5)==0)){
209	<	errf("Server error (%m)");
209	>	logmessage(LOG_ERR, "Server error FILTER failed (%m)");
210		return -1;
211		}
212		reply_ptr=strchr(reply,';');
213		if (reply_ptr==NULL){
214	<	errf("Incorrect data returned");
214	>	logmessage(LOG_ERR, "Incorrect data returned");
215		return -1;
216		}
217		*reply_ptr='\0';
218		if((ihost_state->server_fqdn=strdup(reply)) == NULL){
219	<	errf("strdup failed (%m)");
219	>	logmessage(LOG_ERR, "strdup failed (%m)");
220		return -1;
221		}
222	<	reply=++reply_ptr;
222	>	reply=reply_ptr + 1;
223		reply_ptr=strchr(reply,';');
224		if (reply_ptr==NULL){
225	<	errf("Incorrect data returned 2");
225	>	logmessage(LOG_ERR, "Incorrect data returned 2");
226		return -1;
227		}
228		*reply_ptr='\0';
229		ihost_state->server_udp_port=atoi(reply);
230	<	reply=++reply_ptr;
230	>	reply=reply_ptr+1;
231		ihost_state->server_tcp_port=atoi(reply);
232		if ((ihost_state->server_tcp_port==0) || (ihost_state->server_udp_port==0)){
233	<	errf("Incorrect data returned 3 ");
233	>	logmessage(LOG_ERR, "Incorrect data returned 3 ");
234		return -1;
235		}
236
237	<	reply=sock_comm(fm_fd_r, fm_fd_w, "END\n");
237	>	reply=sock_comm(fm_fd_r, fm_fd_w, "END");
238		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0 )){
239	<	errf("Server error (%m)");
239	>	logmessage(LOG_ERR, "Server error on END (%m)");
240		return -1;
241		}
242
243		if(fclose(fm_fd_r) !=0){
244	<	errf("Failed to close FD (%m)");
244	>	logmessage(LOG_ERR, "Failed to close read FD (%m)");
245		return -1;
246		}
247		if(fclose(fm_fd_w) !=0){
248	<	errf("Failed to close FD (%m)");
248	>	logmessage(LOG_ERR, "Failed to close write FD (%m)");
249		return -1;
250		}
251
#	Line 200 | Line 260 | int heartbeat(ihost_state_t *ihost_state){
260		char *reply;
261		int exitcode=0;
262
263	+	logmessage(LOG_DEBUG, "Setting up configure socket to %s on port %d", ihost_state->server_fqdn, ihost_state->server_tcp_port);
264		if ((sd = socket(AF_INET, SOCK_STREAM, PF_UNSPEC)) < 0) {
265	<	errf("Can't create AF_INET socket (%m)");
265	>	logmessage(LOG_ERR, "Can't create AF_INET socket (%m)");
266		return -1;
267		}
268
269		if (get_host_addr(ihost_state->server_fqdn, &haddr) != 0){
270	<	errf("Failed to resolve address %s (%m)", ihost_state->fm_host);
270	>	logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->server_fqdn);
271		return -1;
272		}
273
274	<	memset((char *)&addr, 0, sizeof addr);
274	>	memset(&addr, 0, sizeof addr);
275		addr.sin_family = AF_INET;
276	<	memcpy((char *)&addr.sin_addr, &haddr, sizeof haddr);
276	>	memcpy(&addr.sin_addr, &haddr, sizeof haddr);
277		addr.sin_port =  htons(ihost_state->server_tcp_port);
278
279		if (connect(sd, (struct sockaddr *)&addr, sizeof addr) != 0) {
280	<	errf("Failed to connect to %s on port %d (%m)", ihost_state->fm_host, ihost_state->fm_port);
280	>	logmessage(LOG_ERR, "Failed to connect to %s on port %d (%m)", ihost_state->server_fqdn, ihost_state->server_tcp_port);
281		return -1;
282		}
283
284		/* Need to open 2 files, one for reading one for writing, as it gets confused if we only use 1 :) */
285		if ((fm_fd_r=fdopen(sd,"r")) == NULL){
286	<	errf("Failed to open stream (%m)");
286	>	logmessage(LOG_ERR, "Failed to open stream (%m)");
287		return -1;
288		}
289
290		if ((fm_fd_w=fdopen(dup(sd),"w")) == NULL){
291	<	errf("Failed to open stream (%m)");
291	>	logmessage(LOG_ERR, "Failed to open stream (%m)");
292		return -1;
293		}
294
295	<	reply=sock_comm(fm_fd_r, fm_fd_w, "HEARTBEAT\n");
295	>	reply=sock_comm(fm_fd_r, fm_fd_w, "HEARTBEAT");
296		if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) {
297	<	errf("Server error");
297	>	logmessage(LOG_ERR, "Server error on HEARTBEAT");
298		return -1;
299		}
300	<	if (ihost_state->fm_host!=NULL) free(ihost_state->fm_host);
301	<	reply=sock_comm(fm_fd_r, fm_fd_w, "CONFIG\n");
300	>
301	>	reply=sock_comm(fm_fd_r, fm_fd_w, "CONFIG");
302		if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) {
303	<	errf("Server error");
303	>	logmessage(LOG_ERR, "Server error on CONFIG");
304		return -1;
305		}
306
246	–	printf("filelist %s\n",ihost_state->files_list);
307		reply=sock_comm(fm_fd_r, fm_fd_w, ihost_state->files_list);
308		if ((reply==NULL) || (strncasecmp(reply, "OK", 2) != 0) ) {
309	<	errf("Server error");
309	>	logmessage(LOG_ERR, "Server error on fileslist");
310		return -1;
311		}
312
313		reply=sock_comm(fm_fd_r, fm_fd_w, ihost_state->last_modified);
314		if (reply==NULL) {
315	<	errf("Server error");
315	>	logmessage(LOG_ERR, "Server error NULL recieved on lastmodified");
316		return -1;
317		}
318		if (strncasecmp(reply, "ERROR", 5) == 0){
319		/* Means the config has changed */
320	+	logmessage(LOG_INFO, "Recieved ERROR from server for a reconfigure required");
321		exitcode=RECONFIGURE_RETURN_CODE;
322		}
323	<	reply=sock_comm(fm_fd_r, fm_fd_w, "KEY\n");
323	>
324	>	reply=sock_comm(fm_fd_r, fm_fd_w, "KEY");
325		if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) {
326	<	errf("Server error");
326	>	logmessage(LOG_ERR, "Server error on KEY");
327		return -1;
328		}
329		if (ihost_state->key!=NULL) free(ihost_state->key);
330
331	<	if((ihost_state->key=malloc(strlen(reply)+1)) == NULL){
332	<	errf("malloc failed (%m)");
331	>	if((ihost_state->key=strdup(reply)) == NULL){
332	>	logmessage(LOG_ERR, "strdup failed (%m)");
333		return -1;
334		}
273	–	strcpy(ihost_state->key, reply);
274	–	ihost_state->key[(strlen(ihost_state->key))]='\n';
335
336	<	reply=sock_comm(fm_fd_r, fm_fd_w, "ENDHEARTBEAT\n");
336	>	reply=sock_comm(fm_fd_r, fm_fd_w, "ENDHEARTBEAT");
337		if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0 )){
338	<	errf("Server error (%m)");
338	>	logmessage(LOG_ERR, "Server error on ENDHEARTBEAT (%m)");
339		return -1;
340		}
341
342	+	fflush(fm_fd_r);
343	+	fflush(fm_fd_w);
344	+
345		if(fclose(fm_fd_r) !=0){
346	<	errf("Failed to close FD (%m)");
346	>	logmessage(LOG_ERR, "Failed to close read FD (%m)");
347		return -1;
348		}
349		if(fclose(fm_fd_w) !=0){
350	<	errf("Failed to close FD (%m)");
350	>	logmessage(LOG_ERR, "Failed to close write FD (%m)");
351		return -1;
352		}
353
354		return exitcode;
355		}
356
357	+	char *stat_grab(ihost_state_t *ihost_state, int counter){
358	+	#define NUM_STATS 9
359	+	char *stats[NUM_STATS];
360	+	char *xml_data=NULL;
361	+	char *xml_data_p;
362	+	int xml_size=0;
363	+	int x=0;
364
365	+	logmessage(LOG_DEBUG,"get_cpu_stats");
366	+	stats[0]=get_cpu_stats();
367	+	logmessage(LOG_DEBUG,"get_disk_stats");
368	+	stats[1]=get_disk_stats();
369	+	logmessage(LOG_DEBUG,"get_load_stats");
370	+	stats[2]=get_load_stats();
371	+	logmessage(LOG_DEBUG,"get_memory_stats");
372	+	stats[3]=get_memory_stats();
373	+	logmessage(LOG_DEBUG,"get_os_info");
374	+	stats[4]=get_os_info();
375	+	logmessage(LOG_DEBUG,"get_page_stats");
376	+	stats[5]=get_page_stats();
377	+	logmessage(LOG_DEBUG,"get_process_stats");
378	+	stats[6]=get_process_stats();
379	+	logmessage(LOG_DEBUG,"get_swap_stats");
380	+	stats[7]=get_swap_stats();
381	+	logmessage(LOG_DEBUG,"get_user_stats");
382	+	stats[8]=get_user_stats();
383	+
384	+
385	+	for(x=0;x<NUM_STATS;x++){
386	+	if(stats[x]==NULL){
387	+	logmessage(LOG_ERR,"Function returned NULL");
388	+	return NULL;
389	+	}
390	+	xml_size+=strlen(stats[x]);
391	+	}
392	+
393	+	xml_data=malloc(xml_size+1);
394	+	xml_data=strcpy(xml_data, stats[0]);
395	+	free(stats[0]);
396	+	for(x=1;x<NUM_STATS;x++){
397	+	strcat(xml_data, stats[x]);
398	+	free(stats[x]);
399	+	}
400	+
401	+	xml_data_p=xml_data;
402	+	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);
403	+	free(xml_data_p);
404	+
405	+	logmessage(LOG_DEBUG,"Generated XML Data of : %s", xml_data);
406	+	return xml_data;
407	+	}
408	+
409	+	int send_stats(ihost_state_t *ihost_state, char *data_stream){
410	+	struct sockaddr_in addr;
411	+	struct in_addr haddr;
412	+
413	+	int sd;
414	+	size_t len;
415	+
416	+	len=strlen(data_stream);
417	+	if(len>UDP_MAX_PACKET_SIZE){
418	+	logmessage(LOG_ERR, "Too big to send to server. Please reconfigure client and server and recompile");
419	+	exit(1);
420	+	}
421	+	logmessage(LOG_DEBUG,"Resolving IP of server");
422	+	if (get_host_addr(ihost_state->server_fqdn, &haddr) != 0){
423	+	logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->server_fqdn);
424	+	return -1;
425	+	}
426	+	logmessage(LOG_DEBUG,"Creating UDP socket to %s on %d",ihost_state->server_fqdn, ihost_state->server_udp_port);
427	+	if((sd=socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0){
428	+	logmessage(LOG_ERR, "failed to create UDP socket (%m)");
429	+	return -1;
430	+	}
431	+
432	+	memset(&addr, 0, sizeof(addr));
433	+	addr.sin_family=AF_INET;
434	+	memcpy((char *)&addr.sin_addr, &haddr, sizeof haddr);
435	+	addr.sin_port =  htons(ihost_state->server_udp_port);
436	+
437	+	logmessage(LOG_INFO,"Sending packet : %s", data_stream);
438	+	if((sendto(sd, data_stream, len, 0, (struct sockaddr *) &addr, sizeof(addr))) != len){
439	+	logmessage(LOG_ERR, "Send the wrong number of bytes (%m)");
440	+	return -1;
441	+	}
442	+
443	+	close(sd);
444	+
445	+	return 0;
446	+	}
447	+
448	+	void usage(char *progname){
449	+	fprintf(stderr, "Usage %s [options] server port\n", progname);
450	+	fprintf(stderr, "Options\n");
451	+	fprintf(stderr, "  -v           Verbose, the more v flags the more verbose, eg -vv\n");
452	+	fprintf(stderr, "  -d           Daemon mode, self backgrounding\n");
453	+	fprintf(stderr, "  -s           Send errors to syslog\n");
454	+	fprintf(stderr, "  -V           Print version number\n");
455	+	fprintf(stderr, "  -h           Prints this help page\n");
456	+	exit(1);
457	+	}
458	+
459		int main(int argc, char **argv){
460		ihost_state_t ihost_state;
461		int heartbeat_exit;
462		int counter=0;
463	+	long udp_time=0, tcp_time=0, stat_grab_time=0, cur_time=0;
464	+	int sleep_delay=0;
465	+	char *xml_stats;
466	+	pid_t pid;
467	+	int cmdopt;
468	+	extern int optind;
469	+	int verbose=0, daemon=0;
470	+	extern int syslog_logging;
471	+	extern int log_level;
472	+	extern int cur_level;
473	+	FILE *f;
474
475	+	log_level=1;
476	+	cur_level=1;
477	+	syslog_logging=0;
478
479	+	errf_set_ofunc(log_errors);
480		/* NULL'ify so i can tell if i need to free it or not */
481		ihost_state.fm_host=NULL;
482		ihost_state.my_fqdn=NULL;
#	Line 307 | Line 486 | int main(int argc, char **argv){
486		ihost_state.key=NULL;
487
488		errf_set_progname(argv[0]);
489	<	if(argc!=3){
490	<	errf_usage("<host> <port>");
489	>
490	>
491	>	while((cmdopt=getopt(argc, argv, "vdshV")) != -1){
492	>	switch(cmdopt){
493	>	case 'v':
494	>	verbose++;
495	>	break;
496	>
497	>	case 'd':
498	>	/* Force syslog logging since stderr will be closed in this case */
499	>	syslog_logging=1;
500	>	daemon=1;
501	>	break;
502	>
503	>	case 's':
504	>	syslog_logging=1;
505	>	break;
506	>
507	>	case 'h':
508	>	usage(argv[0]);
509	>	break;
510	>
511	>	case 'V':
512	>	errf("%s version %s",argv[0], VERSION_NO);
513	>	break;
514	>
515	>	default:
516	>	usage(argv[0]);
517	>	exit(1);
518	>	}
519	>	}
520	>
521	>	if(argc!=optind+2){
522	>	usage(argv[0]);
523		exit(1);
524		}
525	+	ihost_state.fm_host=argv[optind];
526	+	ihost_state.fm_port=atoi(argv[optind+1]);
527	+	if(ihost_state.fm_port==0){
528	+	errf("Invalid port number");
529	+	usage(argv[0]);
530	+	}
531
532	<	ihost_state.fm_host=argv[1];
533	<	ihost_state.fm_port=atoi(argv[2]);
532	>	if(daemon==1){
533	>	pid=fork();
534	>	if(pid==-1){
535	>	errf("Fork failed, can't background. Exiting");
536	>	exit(1);
537	>	}else if(pid!=0){
538	>	/* Parent process */
539	>	return 0;
540	>	}
541	>	/* We should now be in the background*/
542	>	if(setsid()==-1){
543	>	errf("setsid failed (%m)");
544	>	exit(1);
545	>	}
546	>	fclose(stdin);
547	>	fclose(stdout);
548	>	fclose(stderr);
549	>	}
550
551	+	if(syslog_logging==1){
552	+	openlog(errf_get_progname(),0,LOG_ERR);
553	+	setlogmask(LOG_UPTO(LOG_DEBUG));
554	+	}
555	+
556	+	switch(verbose){
557	+	case 0:
558	+	/* Critical errors + */
559	+	log_level=LOG_ERR;
560	+	break;
561	+	case 1:
562	+	/* Recoverable errors */
563	+	log_level=LOG_WARNING;
564	+	break;
565	+	case 2:
566	+	/* Print stuff like the XML packets */
567	+	log_level=LOG_INFO;
568	+	break;
569	+	default:
570	+	/* Must have lots of v's */
571	+	/* Print out everything its doing */
572	+	log_level=LOG_DEBUG;
573	+	break;
574	+	}
575	+
576	+	logmessage(LOG_DEBUG,"Writing PID FILE");
577	+	pid=getpid();
578	+	if((f=fopen(PID_FILE,"w")) == NULL){
579	+	logmessage(LOG_WARNING, "Failed to write PID file");
580	+	}else{
581	+	if((fprintf(f,"%d",(int)pid)) > 0 ){
582	+	logmessage(LOG_WARNING, "Failed to write PID file");
583	+	}
584	+	if((fclose(f))!=0){
585	+	logmessage(LOG_ERR, "failed to close PID file");
586	+	exit(1);
587	+	}
588	+	}
589	+
590		if(ihost_configure(&ihost_state)!=0){
591	<	errf("configure failed");
591	>	logmessage(LOG_ERR,"configure failed");
592		/* Ok, ideally we prob should have 2 copies of the structure and carry on if this
593		happens.. But we dont :) (at the moment) */
594		exit(1);
595		}
596
597	<	while(TRUE){
597	>	for(;;){
598	>	cur_time=time(NULL);
599	>	if(cur_time>=tcp_time){
600	>	logmessage(LOG_DEBUG,"Sending heartbeat");
601	>	heartbeat_exit=heartbeat(&ihost_state);
602	>	if(heartbeat_exit==RECONFIGURE_RETURN_CODE){
603	>	logmessage(LOG_INFO,"heartbeat needs to be reconfigured");
604	>	ihost_configure(&ihost_state);
605	>	udp_time=0;
606	>	}
607	>	if(heartbeat_exit==-1){
608	>	logmessage(LOG_ERR,"Heartbeat failed");
609	>	exit(1);
610	>	}
611	>	tcp_time=time(NULL)+ihost_state.tcp_update_time;
612	>	logmessage(LOG_DEBUG,"next tcp time should be %d", tcp_time);
613	>	}
614
615	<	heartbeat_exit=heartbeat(&ihost_state);
616	<	if(heartbeat_exit==RECONFIGURE_RETURN_CODE){
617	<	errf("heartbeat needs to be reconfigured");
618	<	ihost_configure(&ihost_state);
615	>	if(cur_time>=udp_time){
616	>	logmessage(LOG_DEBUG,"Sending udp data");
617	>	/* Work out how long it takes to get the stats for next time round
618	>	so the sleep time can be adjusted accordingly */
619	>	stat_grab_time=time(NULL);
620	>	if((xml_stats=stat_grab(&ihost_state, counter++)) == NULL){
621	>	logmessage(LOG_ERR,"Failed to get stats (%m)");
622	>	exit(1);
623	>	}
624	>	stat_grab_time=time(NULL)-stat_grab_time;
625	>	send_stats(&ihost_state, xml_stats);
626	>	free(xml_stats);
627	>	udp_time=time(NULL)+ihost_state.udp_update_time-stat_grab_time;
628	>	logmessage(LOG_DEBUG,"next udp time should be %d", udp_time);
629		}
630	<	if(heartbeat_exit==-1){
631	<	errf("ah crap");
632	<	exit(1);
633	<	}
634	<	printf("Count : %d\n",counter++);
635	<	printf("waiting %d\n",ihost_state.tcp_update_time);
636	<	sleep(ihost_state.tcp_update_time);
630	>
631	>	if(tcp_time<udp_time){
632	>	sleep_delay=tcp_time-time(NULL);
633	>	}else{
634	>	sleep_delay=udp_time-time(NULL);
635	>	}
636	>	logmessage(LOG_DEBUG,"Sleeping for %d", sleep_delay);
637	>	if(sleep_delay>0) sleep(sleep_delay);
638		}
639		return 0;
640		}

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