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

Comparing projects/cms/source/ihost/ihost.c (file contents):
Revision 1.26 by tdb, Wed May 29 19:41:59 2002 UTC vs.
Revision 1.28 by pajs, Mon Mar 3 12:18:35 2003 UTC

#	Line 24 | Line 24
24
25		#include <stdio.h>
26		#include <stdlib.h>
27	–	#include <sys/types.h>
27		#include <unistd.h>
29	–	#include <syslog.h>
30	–	#include <netinet/in.h>
31	–	#include "ukcprog.h"
32	–	#include <netdb.h>
28		#include <string.h>
29	<	#include "statgrab.h"
35	<	#include <time.h>
29	>	#include <sys/types.h>
30		#include <sys/socket.h>
31	<	#include <arpa/inet.h>
32	<	#include <syslog.h>
31	>	#include <stdarg.h>
32	>	#include <errno.h>
33	>	#include <netdb.h>
34
35	<	#define RECONFIGURE_RETURN_CODE 2
36	<	#define UDP_MAX_PACKET_SIZE 8192
42	<	#define PID_FILE "/var/tmp/.ihost.pid"
35	>	#include <ukcprog.h>
36	>	#include "statgrab.h"
37
38	<	#define logmessage(level, ...) do { cur_level = level; errf(__VA_ARGS__); } while (0)
38	>	#define LOG_CRIT 0
39	>	#define LOG_ERR 1
40	>	#define LOG_INFO 2
41	>	#define LOG_DEBUG 3
42
43	+	#define PID_FILE "/var/run/ihost.pid"
44	+	#define LOGFILE_PATH "/var/log/ihost.log"
45	+	#define VERSION ".03"
46	+
47	+	#define MAX_UDP_PACKET_SIZE 8192
48	+
49		typedef struct{
50	<	int fm_port;
51	<	char *fm_host;
50	>	int filtermanager_port;
51	>	char *filtermanager_host;
52
53	<	char *my_ip;
54	<	char *my_fqdn;
53	>	char *host_ip;
54	>	char *host_fqdn;
55	>
56		char *server_fqdn;
57		int server_udp_port;
58	<	int server_tcp_port;
58	>
59	>	/* Weird stuff iscream wants sent to it */
60		char *last_modified;
61	<	char *files_list;
62	<	char *key;
61	>	char *file_list;
62	>
63		int udp_update_time;
64	<	int tcp_update_time;
64	>	//      int config_ttl;
65
66	+	time_t config_ttl;
67	+
68		}ihost_state_t;
69
70	<	static int log_level;
71	<	static int cur_level;
72	<	static int syslog_logging;
70	>	typedef struct{
71	>	int verbose;
72	>	int daemon;
73
74	<	void log_errors(const char *message){
75	<	if(log_level>=cur_level){
76	<	if (syslog_logging==1){
77	<	syslog(cur_level, "%s\n", message);
74	>	FILE *log;
75	>	}ihost_config_t;
76	>
77	>	typedef struct{
78	>	struct sockaddr_in addr;
79	>	int sock;
80	>	}udp_sockinfo_t;
81	>
82	>	ihost_config_t ihost_config;
83	>
84	>	void log_msg(int level, char *format, ...){
85	>	extern int errno;
86	>	int cur_errno;
87	>	va_list ap;
88	>
89	>	cur_errno=errno;
90	>
91	>	if(level<=ihost_config.verbose){
92	>	va_start(ap, format);
93	>	vfprintf(ihost_config.log, format, ap);
94	>	va_end(ap);
95	>	if(level==LOG_CRIT){
96	>	fprintf(ihost_config.log, " (%s)\n", strerror(cur_errno));
97		}else{
98	<	fprintf(stderr, "%s\n", message);
98	>	fprintf(ihost_config.log, "\n");
99		}
100	<	}
100	>	}
101		}
102
103	<	char* sock_comm(FILE *f_r, FILE *f_w, char *sendString){
104	<	char *reply;
105	<	logmessage(LOG_DEBUG, "Sending %s",sendString);
106	<	fprintf(f_w, "%s\n", sendString);
107	<	fflush(f_w);
108	<	reply=fpgetline(f_r);
83	<	if (reply!=NULL) logmessage(LOG_DEBUG, "Received %s", reply);
84	<	/* Returns pointer to static buffer */
85	<	return reply;
86	<	}
103	>	/* Takes many pointers, checks if they are NULL or not, and then free's them */
104	>	/* Deprciated - and i only wrote it today! :)
105	>	void m_free(int num_pointers, ...){
106	>	int x=0;
107	>	va_list ap;
108	>	void *p;
109
110	<	int ihost_configure(ihost_state_t *ihost_state){
111	<	struct sockaddr_in addr;
112	<	struct in_addr haddr;
113	<	struct sockaddr ip;
114	<	int ip_len;
115	<	int sd;
116	<	FILE *fm_fd_r, *fm_fd_w;
117	<	char *reply;
118	<	char *reply_ptr;
110	>	va_start(ap, num_pointers);
111	>	for(;x<num_pointers;x++){
112	>	p=va_arg(ap, void*);
113	>	if(p!=NULL){
114	>	free(p);
115	>	}
116	>	}
117	>	va_end(ap);
118	>	}
119	>	*/
120
121	<	/* Check to see if anything needs to be free'd */
99	<	if (ihost_state->my_fqdn!=NULL) free(ihost_state->my_fqdn);
100	<	if (ihost_state->server_fqdn!=NULL) free(ihost_state->server_fqdn);
101	<	if (ihost_state->last_modified!=NULL) free(ihost_state->last_modified);
102	<	if (ihost_state->files_list!=NULL) free(ihost_state->files_list);
121	>	int create_udp_sockinfo(udp_sockinfo_t *udp_sockinfo, char *hostname, int port){
122
123	<	logmessage(LOG_DEBUG, "Setting up configure socket to %s on port %d", ihost_state->fm_host, ihost_state->fm_port);
105	<	if ((sd = socket(AF_INET, SOCK_STREAM, PF_UNSPEC)) < 0) {
106	<	logmessage(LOG_ERR, "Can't create AF_INET socket (%m)");
107	<	return -1;
108	<	}
123	>	struct in_addr haddr;
124
125	<	if (get_host_addr(ihost_state->fm_host, &haddr) != 0){
126	<	logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->fm_host);
127	<	return -1;
125	>	log_msg(LOG_DEBUG, "Resolving name for udp connection");
126	>	if(get_host_addr(hostname, &haddr) != 0){
127	>	log_msg(LOG_CRIT, "Failed to lookup name");
128	>	return 1;
129		}
130
131	<	memset(&addr, 0, sizeof addr);
132	<	addr.sin_family = AF_INET;
133	<	memcpy(&addr.sin_addr, &haddr, sizeof haddr);
134	<	addr.sin_port =  htons(ihost_state->fm_port);
131	>	if((udp_sockinfo->sock=socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0){
132	>	log_msg(LOG_CRIT, "Failed to create UDP socket");
133	>	return 1;
134	>	}
135
136	<	if (connect(sd, (struct sockaddr *)&addr, sizeof addr) != 0) {
137	<	logmessage(LOG_ERR, "Failed to connect to %s on port %d (%m)", ihost_state->fm_host, ihost_state->fm_port);
138	<	return -1;
136	>	memset(&(udp_sockinfo->addr), 0, sizeof(struct sockaddr_in));
137	>	udp_sockinfo->addr.sin_family=AF_INET;
138	>	memcpy((char *)&(udp_sockinfo->addr.sin_addr), &haddr, sizeof(haddr));
139	>	udp_sockinfo->addr.sin_port = htons(port);
140	>
141	>	log_msg(LOG_DEBUG, "Socket created");
142	>	return 0;
143	>	}
144	>
145	>	FILE *create_tcp_connection(char *hostname, int port){
146	>	int sock;
147	>	struct sockaddr_in addr;
148	>	struct in_addr haddr;
149	>	FILE *f;
150	>
151	>	log_msg(LOG_DEBUG, "Creating tcp socket");
152	>	if((sock = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP))<0){
153	>	log_msg(LOG_CRIT, "Failed to make TCP Socket");
154	>	return NULL;
155		}
156
157	<	/* Need to open 2 files, one for reading one for writing, as it gets confused if we only use 1 :) */
158	<	if ((fm_fd_r=fdopen(sd,"r")) == NULL){
159	<	logmessage(LOG_ERR, "Failed to open read stream (%m)");
128	<	return -1;
157	>	if((get_host_addr(hostname, &haddr))!=0){
158	>	log_msg(LOG_CRIT, "Failed to lookup name for %s", hostname);
159	>	return NULL;
160		}
161
162	<	if ((fm_fd_w=fdopen(dup(sd),"w")) == NULL){
163	<	logmessage(LOG_ERR, "Failed to open write stream (%m)");
164	<	return -1;
162	>	memset(&addr, 0, sizeof(addr));
163	>	addr.sin_family = AF_INET;
164	>	memcpy(&addr.sin_addr, &haddr, sizeof(haddr));
165	>	addr.sin_port = htons(port);
166	>
167	>	log_msg(LOG_DEBUG, "Creating a tcp connection");
168	>	if(connect(sock, (struct sockaddr *)&addr, sizeof(addr)) !=0){
169	>	log_msg(LOG_CRIT, "Failed to connect to hostname %s on port %d", hostname, port);
170	>	return NULL;
171		}
172	<	ip_len=sizeof ip;
173	<	memset(&ip, 0, ip_len);
174	<	if((getsockname(sd, &ip, &ip_len)) != 0){
175	<	logmessage(LOG_ERR, "Failed to get IP address (%m)");
176	<	return -1;
172	>
173	>	if((f=fdopen(sock, "r+"))==NULL){
174	>	log_msg(LOG_CRIT, "Failed to connect to open filedescriptor on tcp connection");
175	>	close(sock);
176	>	return NULL;
177		}
141	–	if (ip.sa_family!=AF_INET){
142	–	logmessage(LOG_ERR, "sa family is wrong type");
143	–	return -1;
144	–	}
178
179	<	if(ihost_state->my_ip!=NULL) free(ihost_state->my_ip);
180	<	if((ihost_state->my_ip=strdup(inet_ntoa(((struct sockaddr_in *)&ip)->sin_addr)))==NULL){
181	<	logmessage(LOG_ERR, "Failed to get IP (%m)");
182	<	return -1;
183	<	}
179	>	return f;
180	>	}
181	>
182	>	int tcp_comm(FILE *f, char *send, char **response, char *expected){
183	>
184	>	log_msg(LOG_DEBUG, "Sending %s", send);
185	>	fprintf(f, "%s\n", send);
186	>	fflush(f);
187	>	*response=fpgetline(f);
188	>	fseek(f, 0, SEEK_CUR);
189	>
190	>	if(*response!=NULL) log_msg(LOG_DEBUG, "Recieved %s", *response);
191	>
192	>	if( (*response==NULL) || (strcmp(*response, "ERROR")==0) ) return -1;
193
194	<	reply=sock_comm(fm_fd_r, fm_fd_w, "STARTCONFIG");
153	<	if ((reply==NULL) || (strncasecmp(reply, "OK", 2) != 0) ) {
154	<	logmessage(LOG_ERR, "Server error on STARTCONFIG");
155	<	return -1;
156	<	}
194	>	if(expected==NULL) return 0;
195
196	<	reply=sock_comm(fm_fd_r, fm_fd_w, "LASTMODIFIED");
159	<	if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0)){
160	<	logmessage(LOG_ERR, "Server error on LASTMODIFIED (%m)");
161	<	return -1;
162	<	}
163	<	if((ihost_state->last_modified=strdup(reply)) == NULL){
164	<	logmessage(LOG_ERR, "strdup failed (%m)");
165	<	return -1;
166	<	}
196	>	if((strcmp(expected, *response))==0) return 0;
197
198	<	reply=sock_comm(fm_fd_r, fm_fd_w, "FILELIST");
199	<	if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0)){
200	<	logmessage(LOG_ERR, "Server error on FILELIST (%m)");
171	<	return -1;
172	<	}
173	<	if((ihost_state->files_list=strdup(reply)) == NULL){
174	<	logmessage(LOG_ERR, "strdup failed (%m)");
175	<	return -1;
176	<	}
198	>	log_msg(LOG_DEBUG, "Did not get expected response");
199	>	return -1;
200	>	}
201
202	<	reply=sock_comm(fm_fd_r, fm_fd_w, "FQDN");
203	<	if((reply== NULL) || (strncasecmp(reply, "ERROR", 5)==0)){
180	<	logmessage(LOG_ERR, "Server error on FQDN (%m)");
202	>	int tcp_comm_strdup(FILE *f, char *send, char **response, char *expected){
203	>	if((tcp_comm(f, send, response, expected))!=0){
204		return -1;
205		}
183	–	if((ihost_state->my_fqdn=strdup(reply)) == NULL){
184	–	logmessage(LOG_ERR, "strdup failed (%m)");
185	–	return -1;
186	–	}
206
207	<	reply=sock_comm(fm_fd_r, fm_fd_w, "UDPUpdateTime");
208	<	if(reply== NULL){
209	<	logmessage(LOG_ERR, "Server error (%m)");
210	<	return -1;
211	<	}
193	<	if (strncasecmp(reply, "ERROR", 5) != 0){
194	<	ihost_state->udp_update_time=atoi(reply);
195	<	}
207	>	*response=strdup(*response);
208	>	if (response==NULL) return -1;
209	>
210	>	return 0;
211	>	}
212
213	<	reply=sock_comm(fm_fd_r, fm_fd_w, "TCPUpdateTime");
214	<	if(reply== NULL){
215	<	logmessage(LOG_ERR, "Server error on TCPUpdateTime (%m)");
216	<	return -1;
213	>	int ihost_getconfig(ihost_state_t *ihost_state){
214	>
215	>	FILE *tcp_con;
216	>	char *response;
217	>	char *response_ptr;
218	>
219	>	/* Keep these in case of a failure and so it can keep running on the old config */
220	>	char *file_list=NULL;
221	>	char *last_modified=NULL;
222	>	char *host_fqdn=NULL;
223	>	char *host_ip=NULL;
224	>	int udp_update_time=0;
225	>	char *server_fqdn=NULL;
226	>	int server_udp_port=0;
227	>	time_t config_ttl=0;
228	>
229	>	tcp_con=create_tcp_connection(ihost_state->filtermanager_host, ihost_state->filtermanager_port);
230	>
231	>	if(ihost_state->file_list!=NULL || ihost_state->last_modified!=NULL){
232	>	if(tcp_con==NULL){
233	>	goto error;
234	>	}
235	>
236	>	if((tcp_comm(tcp_con, "CHECKCONFIG", &response, "OK"))!=0){
237	>	goto error;
238	>	}
239	>
240	>	if((tcp_comm(tcp_con, ihost_state->file_list, &response, "OK"))!=0){
241	>	goto error;
242	>	}
243	>
244	>	if((tcp_comm(tcp_con, ihost_state->last_modified, &response, "OK"))==0){
245	>	if((tcp_comm(tcp_con, "END", &response, "OK"))==0){
246	>	goto error;
247	>	}
248	>	fclose(tcp_con);
249	>	return 0;
250	>	}else{
251	>	if((strcmp(response, "EXPIRED"))!=0){
252	>	goto error;
253	>	}
254	>	}
255		}
202	–	if (strncasecmp(reply, "ERROR", 5) != 0){
203	–	ihost_state->tcp_update_time=atoi(reply);
204	–	}
256
257	<	reply=sock_comm(fm_fd_r, fm_fd_w, "ENDCONFIG");
258	<	if(reply== NULL){
259	<	logmessage(LOG_ERR, "Server error on ENDCONFIG (%m)");
260	<	return -1;
257	>	/* If we got to here, the config must of expired */
258	>
259	>	if((tcp_comm(tcp_con, "STARTCONFIG", &response, "OK"))!=0){
260	>	goto error;
261		}
262
263	<	reply=sock_comm(fm_fd_r, fm_fd_w, "FILTER");
264	<	if((reply== NULL) || (strncasecmp(reply, "ERROR", 5)==0)){
214	<	logmessage(LOG_ERR, "Server error FILTER failed (%m)");
215	<	return -1;
263	>	if((tcp_comm_strdup(tcp_con, "LASTMODIFIED", &response, NULL))!=0){
264	>	goto error;
265		}
266	<	reply_ptr=strchr(reply,';');
267	<	if (reply_ptr==NULL){
268	<	logmessage(LOG_ERR, "Incorrect data returned");
269	<	return -1;
266	>	last_modified=response;
267	>
268	>	if((tcp_comm_strdup(tcp_con, "FILELIST", &response, NULL))!=0){
269	>	goto error;
270		}
271	<	*reply_ptr='\0';
272	<	if((ihost_state->server_fqdn=strdup(reply)) == NULL){
273	<	logmessage(LOG_ERR, "strdup failed (%m)");
274	<	return -1;
271	>	file_list=response;
272	>
273	>	if((tcp_comm_strdup(tcp_con, "FQDN", &response, NULL))!=0){
274	>	goto error;
275		}
276	<	reply=reply_ptr + 1;
277	<	reply_ptr=strchr(reply,';');
278	<	if (reply_ptr==NULL){
279	<	logmessage(LOG_ERR, "Incorrect data returned 2");
231	<	return -1;
276	>	host_fqdn=response;
277	>
278	>	if((tcp_comm_strdup(tcp_con, "IP", &response, NULL))!=0){
279	>	goto error;
280		}
281	<	*reply_ptr='\0';
282	<	ihost_state->server_udp_port=atoi(reply);
283	<	reply=reply_ptr+1;
284	<	ihost_state->server_tcp_port=atoi(reply);
237	<	if ((ihost_state->server_tcp_port==0) || (ihost_state->server_udp_port==0)){
238	<	logmessage(LOG_ERR, "Incorrect data returned 3 ");
239	<	return -1;
281	>	host_ip=response;
282	>
283	>	if((tcp_comm(tcp_con, "UDPUpdateTime", &response, NULL))!=0){
284	>	goto error;
285		}
286	+	udp_update_time=atoi(response);
287
288	<	reply=sock_comm(fm_fd_r, fm_fd_w, "END");
289	<	if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0 )){
244	<	logmessage(LOG_ERR, "Server error on END (%m)");
245	<	return -1;
288	>	if((tcp_comm(tcp_con, "ConfigTTL", &response, NULL))!=0){
289	>	goto error;
290		}
291	+	config_ttl=atoi(response);
292
293	<	if(fclose(fm_fd_r) !=0){
294	<	logmessage(LOG_ERR, "Failed to close read FD (%m)");
250	<	return -1;
293	>	if((tcp_comm(tcp_con, "ENDCONFIG", &response, NULL))!=0){
294	>	goto error;
295		}
296	<	if(fclose(fm_fd_w) !=0){
297	<	logmessage(LOG_ERR, "Failed to close write FD (%m)");
298	<	return -1;
296	>
297	>	if((tcp_comm(tcp_con, "FILTER", &response, NULL))!=0){
298	>	goto error;
299	>	}else{
300	>	response_ptr=strchr(response,';');
301	>	if(response_ptr==NULL){
302	>	log_msg(LOG_ERR, "Incorrect data sent by server");
303	>	goto error;
304	>	}
305	>	*response_ptr='\0';
306	>	server_fqdn=strdup(response);
307	>	if(server_fqdn==NULL){
308	>	goto error;
309	>	}
310	>	response_ptr++;
311	>	if(response_ptr==NULL){
312	>	log_msg(LOG_ERR, "Incorrect data sent by server");
313	>	goto error;
314	>	}
315	>
316	>	printf("string : %s\n", response_ptr);
317	>	server_udp_port=atoi(response_ptr);
318	>
319	>	if (server_udp_port==0){
320	>	log_msg(LOG_ERR, "Incorrect data sent by server");
321	>	goto error;
322	>	}
323		}
324	+
325	+	if((tcp_comm(tcp_con, "END", &response, "OK"))!=0){
326	+	goto error;
327	+	}
328
329	+	fclose(tcp_con);
330	+
331	+	/* We have the data we need, and its all been read correctly */
332	+
333	+	/* Free the old data before pointing them to the new data. m_free copes should
334	+	* this already be NULL */
335	+	if(ihost_state->file_list!=NULL) free(ihost_state->file_list);
336	+	if(ihost_state->last_modified!=NULL) free(ihost_state->last_modified);
337	+	if(ihost_state->host_fqdn!=NULL) free(ihost_state->host_fqdn);
338	+	if(ihost_state->server_fqdn!=NULL) free(ihost_state->server_fqdn);
339	+	if(ihost_state->host_ip!=NULL) free(ihost_state->host_ip);
340	+
341	+	ihost_state->file_list=file_list;
342	+	ihost_state->last_modified=last_modified;
343	+	ihost_state->host_fqdn=host_fqdn;
344	+	ihost_state->host_ip=host_ip;
345	+	ihost_state->server_fqdn=server_fqdn;
346	+	ihost_state->server_udp_port=server_udp_port;
347	+	ihost_state->udp_update_time=udp_update_time;
348	+	ihost_state->config_ttl=config_ttl;
349	+
350	+	log_msg(LOG_DEBUG, "UDP Update time %d", udp_update_time);
351	+	log_msg(LOG_DEBUG, "Configure ttl %d", config_ttl);
352	+
353		return 0;
258	–	}
354
355	<	int heartbeat(ihost_state_t *ihost_state){
261	<	struct sockaddr_in addr;
262	<	struct in_addr haddr;
263	<	int sd;
264	<	FILE *fm_fd_r, *fm_fd_w;
265	<	char *reply;
266	<	int exitcode=0;
355	>	error:
356
357	<	logmessage(LOG_DEBUG, "Setting up configure socket to %s on port %d", ihost_state->server_fqdn, ihost_state->server_tcp_port);
358	<	if ((sd = socket(AF_INET, SOCK_STREAM, PF_UNSPEC)) < 0) {
359	<	logmessage(LOG_ERR, "Can't create AF_INET socket (%m)");
360	<	return -1;
361	<	}
357	>	if(file_list!=NULL) free(file_list);
358	>	if(last_modified!=NULL) free(last_modified);
359	>	if(host_fqdn!=NULL) free(host_fqdn);
360	>	if(server_fqdn!=NULL) free(server_fqdn);
361	>	if(host_ip!=NULL) free(host_ip);
362	>	fclose(tcp_con);
363
364	<	if (get_host_addr(ihost_state->server_fqdn, &haddr) != 0){
365	<	logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->server_fqdn);
276	<	return -1;
277	<	}
364	>	return -1;
365	>	}
366
367	<	memset(&addr, 0, sizeof addr);
368	<	addr.sin_family = AF_INET;
369	<	memcpy(&addr.sin_addr, &haddr, sizeof haddr);
370	<	addr.sin_port =  htons(ihost_state->server_tcp_port);
367	>	int get_system_stats(int seq_no, ihost_state_t *ihost_state, char *xml, int size){
368	>	char tmp[size];
369	>	cpu_percent_t *cpu_percent;
370	>	mem_stat_t *mem_stats;
371	>	load_stat_t *load_stats;
372	>	user_stat_t *user_stats;
373	>	swap_stat_t *swap_stats;
374	>	general_stat_t *general_stats;
375	>	disk_stat_t *disk_stats;
376	>	diskio_stat_t *diskio_stats;
377	>	process_stat_t *process_stats;
378	>	network_stat_t *network_stats;
379	>	page_stat_t *page_stats;
380	>	int disk_entries=0;
381	>	int diskio_entries=0;
382	>	int network_entries=0;
383
384	<	if (connect(sd, (struct sockaddr *)&addr, sizeof addr) != 0) {
385	<	logmessage(LOG_ERR, "Failed to connect to %s on port %d (%m)", ihost_state->server_fqdn, ihost_state->server_tcp_port);
386	<	return -1;
287	<	}
384	>	int counter;
385	>	long long x;
386	>	long long y;
387
388	<	/* Need to open 2 files, one for reading one for writing, as it gets confused if we only use 1 :) */
389	<	if ((fm_fd_r=fdopen(sd,"r")) == NULL){
390	<	logmessage(LOG_ERR, "Failed to open stream (%m)");
292	<	return -1;
293	<	}
388	>	/* Print start of the packet we want */
389	>	snprintf(xml, size, "<packet seq_no=\"%d\" machine_name=\"%s\" date=\"%ld\" type=\"data\" ip=\"%s\">", \
390	>	seq_no, ihost_state->host_fqdn, time(NULL), ihost_state->host_ip);
391
392	<	if ((fm_fd_w=fdopen(dup(sd),"w")) == NULL){
393	<	logmessage(LOG_ERR, "Failed to open stream (%m)");
394	<	return -1;
395	<	}
392	>	/* Get cpu stats, check it is correct, then fill in its entry for the xml */
393	>	if((cpu_percent=cpu_percent_usage())==NULL){
394	>	log_msg(LOG_CRIT, "Failed to get cpu statistics");
395	>	}else{
396	>	snprintf(tmp, size, \
397	>	"<cpu><user>%3.2f</user><kernel>%3.2f</kernel><idle>%3.2f</idle><iowait>%3.2f</iowait><swap>%3.2f</swap></cpu>", \
398	>	cpu_percent->user, \
399	>	cpu_percent->kernel, \
400	>	cpu_percent->idle, \
401	>	cpu_percent->iowait, \
402	>	cpu_percent->swap);
403
404	<	reply=sock_comm(fm_fd_r, fm_fd_w, "HEARTBEAT");
405	<	if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) {
302	<	logmessage(LOG_ERR, "Server error on HEARTBEAT");
303	<	return -1;
304	<	}
404	>	if(strlcat(xml, tmp, size) >= size) goto too_big_error;
405	>	}
406
407	<	reply=sock_comm(fm_fd_r, fm_fd_w, "CONFIG");
408	<	if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) {
409	<	logmessage(LOG_ERR, "Server error on CONFIG");
410	<	return -1;
411	<	}
407	>
408	>	/*Get mem stats, and fill in xml */
409	>	if((mem_stats=get_memory_stats())==NULL){
410	>	log_msg(LOG_CRIT, "Failed to get memory statistics");
411	>	}else{
412	>	snprintf(tmp, size, \
413	>	"<memory><total>%lld</total><free>%lld</free><used>%lld</used><cache>%lld</cache></memory>", \
414	>	mem_stats->total, \
415	>	mem_stats->free, \
416	>	mem_stats->used, \
417	>	mem_stats->cache);
418	>
419	>	if(strlcat(xml, tmp, size) >= size) goto too_big_error;
420	>	}
421
312	–	reply=sock_comm(fm_fd_r, fm_fd_w, ihost_state->files_list);
313	–	if ((reply==NULL) || (strncasecmp(reply, "OK", 2) != 0) ) {
314	–	logmessage(LOG_ERR, "Server error on fileslist");
315	–	return -1;
316	–	}
422
423	<	reply=sock_comm(fm_fd_r, fm_fd_w, ihost_state->last_modified);
424	<	if (reply==NULL) {
425	<	logmessage(LOG_ERR, "Server error NULL recieved on lastmodified");
426	<	return -1;
427	<	}
428	<	if (strncasecmp(reply, "ERROR", 5) == 0){
429	<	/* Means the config has changed */
430	<	logmessage(LOG_INFO, "Recieved ERROR from server for a reconfigure required");
431	<	exitcode=RECONFIGURE_RETURN_CODE;
423	>	/* Get load stats */
424	>	if((load_stats=get_load_stats())==NULL){
425	>	log_msg(LOG_CRIT, "Failed to get load statistics");
426	>	}else{
427	>	snprintf(tmp, size, \
428	>	"<load><load1>%.2lf</load1><load5>%.2lf</load5><load15>%.2lf</load15></load>", \
429	>	load_stats->min1, \
430	>	load_stats->min5, \
431	>	load_stats->min15);
432	>	if(strlcat(xml, tmp, size) >= size) goto too_big_error;
433		}
434
329	–	reply=sock_comm(fm_fd_r, fm_fd_w, "KEY");
330	–	if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) {
331	–	logmessage(LOG_ERR, "Server error on KEY");
332	–	return -1;
333	–	}
334	–	if (ihost_state->key!=NULL) free(ihost_state->key);
335	–
336	–	if((ihost_state->key=strdup(reply)) == NULL){
337	–	logmessage(LOG_ERR, "strdup failed (%m)");
338	–	return -1;
339	–	}
435
436	<	reply=sock_comm(fm_fd_r, fm_fd_w, "ENDHEARTBEAT");
437	<	if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0 )){
438	<	logmessage(LOG_ERR, "Server error on ENDHEARTBEAT (%m)");
439	<	return -1;
440	<	}
436	>	/* get user stats */
437	>
438	>	if((user_stats=get_user_stats())==NULL){
439	>	log_msg(LOG_CRIT, "Failed to get user statistics");
440	>	}else{
441
442	<	fflush(fm_fd_r);
443	<	fflush(fm_fd_w);
442	>	snprintf(tmp, size, \
443	>	"<users><list>%s</list><count>%d</count></users>", \
444	>	user_stats->name_list, \
445	>	user_stats->num_entries);
446	>
447	>	if(strlcat(xml, tmp, size) >= size) goto too_big_error;
448	>	}
449
350	–	if(fclose(fm_fd_r) !=0){
351	–	logmessage(LOG_ERR, "Failed to close read FD (%m)");
352	–	return -1;
353	–	}
354	–	if(fclose(fm_fd_w) !=0){
355	–	logmessage(LOG_ERR, "Failed to close write FD (%m)");
356	–	return -1;
357	–	}
450
451	<	return exitcode;
452	<	}
451	>	/* swap stats */
452	>	if((swap_stats=get_swap_stats())==NULL){
453	>	log_msg(LOG_CRIT, "Failed to get swap statistics");
454	>	}else{
455	>	snprintf(tmp, size, \
456	>	"<swap><total>%lld</total><used>%lld</used><free>%lld</free></swap>",\
457	>	swap_stats->total, \
458	>	swap_stats->used, \
459	>	swap_stats->free);
460	>
461	>	if(strlcat(xml, tmp, size) >= size) goto too_big_error;
462	>	}
463
362	–	char *stat_grab(ihost_state_t *ihost_state, int counter){
363	–	#define NUM_STATS 9
364	–	char *stats[NUM_STATS];
365	–	char *xml_data=NULL;
366	–	char *xml_data_p;
367	–	int xml_size=0;
368	–	int x=0;
464
465	<	logmessage(LOG_DEBUG,"get_cpu_stats");
371	<	stats[0]=get_cpu_stats();
372	<	logmessage(LOG_DEBUG,"get_disk_stats");
373	<	stats[1]=get_disk_stats();
374	<	logmessage(LOG_DEBUG,"get_load_stats");
375	<	stats[2]=get_load_stats();
376	<	logmessage(LOG_DEBUG,"get_memory_stats");
377	<	stats[3]=get_memory_stats();
378	<	logmessage(LOG_DEBUG,"get_os_info");
379	<	stats[4]=get_os_info();
380	<	logmessage(LOG_DEBUG,"get_page_stats");
381	<	stats[5]=get_page_stats();
382	<	logmessage(LOG_DEBUG,"get_process_stats");
383	<	stats[6]=get_process_stats();
384	<	logmessage(LOG_DEBUG,"get_swap_stats");
385	<	stats[7]=get_swap_stats();
386	<	logmessage(LOG_DEBUG,"get_user_stats");
387	<	stats[8]=get_user_stats();
465	>	/* general stats */
466
467	+	if((general_stats=get_general_stats())==NULL){
468	+	log_msg(LOG_CRIT, "Failed to get general statistics");
469	+	}else{
470	+	snprintf(tmp, size, \
471	+	"<os><name>%s</name><release>%s</release><version>%s</version><sysname>%s</sysname><platform>%s</platform><uptime>%ld</uptime></os>", \
472	+	general_stats->os_name, \
473	+	general_stats->os_release, \
474	+	general_stats->os_version, \
475	+	general_stats->hostname, \
476	+	general_stats->platform, \
477	+	(long)general_stats->uptime);
478	+
479	+	if(strlcat(xml, tmp, size) >= size) goto too_big_error;
480	+
481	+	}
482
483	<	for(x=0;x<NUM_STATS;x++){
484	<	if(stats[x]==NULL){
485	<	logmessage(LOG_ERR,"Function returned NULL");
486	<	return NULL;
483	>
484	>	/* process stats */
485	>	if((process_stats=get_process_stats())==NULL){
486	>	log_msg(LOG_CRIT, "Failed to get general statistics");
487	>	}else{
488	>	snprintf(tmp, size, \
489	>	"<processes><sleeping>%d</sleeping><cpu>%d</cpu><zombie>%d</zombie><stopped>%d</stopped><total>%d</total></processes>",\
490	>	process_stats->sleeping, \
491	>	process_stats->running, \
492	>	process_stats->zombie, \
493	>	process_stats->stopped, \
494	>	process_stats->total);
495	>
496	>	if(strlcat(xml, tmp, size) >= size) goto too_big_error;
497	>
498	>	}
499	>
500	>
501	>	/* Get paging stats */
502	>	if((page_stats=get_page_stats_diff())==NULL){
503	>	log_msg(LOG_CRIT, "Failed to get paging statistics");
504	>	}else{
505	>	if(page_stats->systime!=0){
506	>	x=page_stats->pages_pagein / page_stats->systime;
507	>	y=page_stats->pages_pageout / page_stats->systime;
508	>	}else{
509	>	x=page_stats->pages_pagein;
510	>	y=page_stats->pages_pageout;
511		}
512	<	xml_size+=strlen(stats[x]);
512	>	snprintf(tmp, size, \
513	>	"<pages><swapins>%lld</swapins><swapouts>%lld</swapouts></pages>", \
514	>	x, \
515	>	y);
516	>
517	>	if(strlcat(xml, tmp, size) >= size) goto too_big_error;
518		}
519
520	<	xml_data=malloc(xml_size+1);
521	<	xml_data=strcpy(xml_data, stats[0]);
522	<	free(stats[0]);
523	<	for(x=1;x<NUM_STATS;x++){
524	<	strcat(xml_data, stats[x]);
525	<	free(stats[x]);
520	>
521	>	/* get diskio stats */
522	>
523	>	if((diskio_stats=get_diskio_stats_diff(&diskio_entries))==NULL){
524	>	log_msg(LOG_CRIT, "Failed to get diskio statistics");
525	>	}else{
526	>	strlcat(xml, "<diskio>", size);
527	>	for(counter=0;counter<diskio_entries;counter++){
528	>
529	>	if(diskio_stats->systime!=0){
530	>	x=diskio_stats->read_bytes / diskio_stats->systime;
531	>	y=diskio_stats->write_bytes / diskio_stats->systime;
532	>	}else{
533	>	x=diskio_stats->read_bytes;
534	>	y=diskio_stats->write_bytes;
535	>	}
536	>
537	>	snprintf(tmp, size, \
538	>	"<p%d name=\"%s\" rbytes=\"%lld\" wbytes=\"%lld\"></p%d>", \
539	>	counter, \
540	>	diskio_stats->disk_name, \
541	>	x, \
542	>	y, \
543	>	counter);
544	>
545	>	strlcat(xml, tmp, size);
546	>	diskio_stats++;
547	>	}
548	>
549	>	if(strlcat(xml, "</diskio>", size) >= size) goto too_big_error;
550	>
551		}
552
553	<	xml_data_p=xml_data;
554	<	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);
555	<	free(xml_data_p);
553	>
554	>	/* get networks stats */
555	>
556	>	if((network_stats=get_network_stats_diff(&network_entries))==NULL){
557	>	log_msg(LOG_CRIT, "Failed to get network statistics");
558	>	}else{
559	>	strlcat(xml, "<net>", size);
560	>	for(counter=0;counter<network_entries;counter++){
561	>	if(network_stats->systime!=0){
562	>	x=network_stats->rx / network_stats->systime;
563	>	y=network_stats->tx / network_stats->systime;
564	>	}else{
565	>	x=network_stats->rx;
566	>	y=network_stats->tx;
567	>	}
568
569	<	logmessage(LOG_DEBUG,"Generated XML Data of : %s", xml_data);
570	<	return xml_data;
571	<	}
569	>	snprintf(tmp, size, \
570	>	"<p%d name=\"%s\" rx=\"%lld\" tx=\"%lld\"></p%d>", \
571	>	counter, \
572	>	network_stats->interface_name, \
573	>	x, \
574	>	y, \
575	>	counter);
576
577	<	int send_stats(ihost_state_t *ihost_state, char *data_stream){
578	<	struct sockaddr_in addr;
579	<	struct in_addr haddr;
577	>	strlcat(xml, tmp, size);
578	>	network_stats++;
579	>	}
580
581	<	int sd;
419	<	size_t len;
581	>	if(strlcat(xml, "</net>", size) >= size) goto too_big_error;
582
421	–	len=strlen(data_stream);
422	–	if(len>UDP_MAX_PACKET_SIZE){
423	–	logmessage(LOG_ERR, "Too big to send to server. Please reconfigure client and server and recompile");
424	–	exit(1);
583		}
426	–	logmessage(LOG_DEBUG,"Resolving IP of server");
427	–	if (get_host_addr(ihost_state->server_fqdn, &haddr) != 0){
428	–	logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->server_fqdn);
429	–	return -1;
430	–	}
431	–	logmessage(LOG_DEBUG,"Creating UDP socket to %s on %d",ihost_state->server_fqdn, ihost_state->server_udp_port);
432	–	if((sd=socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0){
433	–	logmessage(LOG_ERR, "failed to create UDP socket (%m)");
434	–	return -1;
435	–	}
584
437	–	memset(&addr, 0, sizeof(addr));
438	–	addr.sin_family=AF_INET;
439	–	memcpy((char *)&addr.sin_addr, &haddr, sizeof haddr);
440	–	addr.sin_port =  htons(ihost_state->server_udp_port);
585
586	<	logmessage(LOG_INFO,"Sending packet : %s", data_stream);
587	<	if((sendto(sd, data_stream, len, 0, (struct sockaddr *) &addr, sizeof(addr))) != len){
588	<	logmessage(LOG_ERR, "Send the wrong number of bytes (%m)");
589	<	return -1;
586	>	/* get disk stats */
587	>
588	>	if((disk_stats=get_disk_stats(&disk_entries))==NULL){
589	>	log_msg(LOG_CRIT, "Failed to get disk statistics");
590	>	}else{
591	>	strlcat(xml, "<disk>", size);
592	>	for(counter=0;counter<disk_entries;counter++){
593	>	snprintf(tmp, size, \
594	>	"<p%d name=\"%s\" mount=\"%s\" fstype=\"%s\" total=\"%lld\" used=\"%lld\" avail=\"%lld\" totalinodes=\"%lld\" usedinodes=\"%lld\" freeinodes=\"%lld\"></p%d>", \
595	>	counter, \
596	>	disk_stats->device_name, \
597	>	disk_stats->mnt_point, \
598	>	disk_stats->fs_type, \
599	>	disk_stats->size, \
600	>	disk_stats->used, \
601	>	disk_stats->avail, \
602	>	disk_stats->total_inodes, \
603	>	disk_stats->used_inodes, \
604	>	disk_stats->free_inodes, \
605	>	counter);
606	>
607	>	strlcat(xml, tmp, size);
608	>
609	>	disk_stats++;
610	>	}
611	>
612	>	if(strlcat(xml, "</disk>", size) >= size) goto too_big_error;
613	>
614		}
615	+
616
617	<	close(sd);
617	>	if(strlcat(xml, "</packet>", size) >= size) goto too_big_error;
618
619	<	return 0;
619	>	/*If we got to here, it should of all been filled in nicely now */
620	>	return 0;
621	>
622	>	too_big_error:
623	>	log_msg(LOG_ERR, "UDP Packet is too large. Throwing away the packet");
624	>	return -1;
625		}
626
627	+
628	+
629		void usage(char *progname){
630	<	fprintf(stderr, "Usage %s [options] server port\n", progname);
631	<	fprintf(stderr, "Options\n");
632	<	fprintf(stderr, "  -v           Verbose, the more v flags the more verbose, eg -vv\n");
633	<	fprintf(stderr, "  -d           Daemon mode, self backgrounding\n");
634	<	fprintf(stderr, "  -s           Send errors to syslog\n");
635	<	fprintf(stderr, "  -V           Print version number\n");
636	<	fprintf(stderr, "  -h           Prints this help page\n");
461	<	exit(1);
630	>	fprintf(stderr, "Usage %s [options] server port\n", progname);
631	>	fprintf(stderr, "Options\n");
632	>	fprintf(stderr, "  -v           Verbose mode,-vv would make even more verbose\n");
633	>	fprintf(stderr, "  -f           Foreground mode, print errors to stderr\n");
634	>	fprintf(stderr, "  -V           Print version number\n");
635	>	fprintf(stderr, "  -h           Prints this help page\n");
636	>	exit(1);
637		}
638
639		int main(int argc, char **argv){
640	+
641		ihost_state_t ihost_state;
642	<	int heartbeat_exit;
643	<	int counter=0;
468	<	long udp_time=0, tcp_time=0, stat_grab_time=0, cur_time=0;
469	<	int sleep_delay=0;
470	<	char *xml_stats;
471	<	pid_t pid;
642	>	udp_sockinfo_t udp_sockinfo;
643	>
644		int cmdopt;
645		extern int optind;
646	<	int verbose=0, daemon=0;
475	<	extern int syslog_logging;
476	<	extern int log_level;
477	<	extern int cur_level;
646	>	pid_t pid;
647		FILE *f;
648	+	int packet_num=0;
649	+	int len;
650
651	<	log_level=1;
481	<	cur_level=1;
482	<	syslog_logging=0;
651	>	char packet[MAX_UDP_PACKET_SIZE];
652
653	<	errf_set_ofunc(log_errors);
485	<	/* NULL'ify so i can tell if i need to free it or not */
486	<	ihost_state.fm_host=NULL;
487	<	ihost_state.my_fqdn=NULL;
488	<	ihost_state.server_fqdn=NULL;
489	<	ihost_state.last_modified=NULL;
490	<	ihost_state.files_list=NULL;
491	<	ihost_state.key=NULL;
492	<	ihost_state.my_ip=NULL;
653	>	time_t cur_time, sleep_delay, udp_time=0, config_time=0;
654
655	<	errf_set_progname(argv[0]);
656	<
655	>	/* Set default settings */
656	>	ihost_config.verbose=1;
657	>	ihost_config.daemon=1;
658	>	/* Set all errors to go down stderr until told otherwise */
659	>	ihost_config.log=stderr;
660
661	<	while((cmdopt=getopt(argc, argv, "vdshV")) != -1){
662	<	switch(cmdopt){
663	<	case 'v':
664	<	verbose++;
665	<	break;
666	<
667	<	case 'd':
504	<	/* Force syslog logging since stderr will be closed in this case */
505	<	syslog_logging=1;
506	<	daemon=1;
507	<	break;
508	<
509	<	case 's':
510	<	syslog_logging=1;
511	<	break;
512	<
513	<	case 'h':
514	<	usage(argv[0]);
515	<	break;
661	>	/* Blank ihost_state to default settings */
662	>	ihost_state.filtermanager_host=NULL;
663	>	ihost_state.host_fqdn=NULL;
664	>	ihost_state.host_ip=NULL;
665	>	ihost_state.server_fqdn=NULL;
666	>	ihost_state.file_list=NULL;
667	>	ihost_state.last_modified=NULL;
668
669	<	case 'V':
670	<	errf("%s version %s",argv[0], VERSION);
671	<	break;
669	>	while((cmdopt=getopt(argc, argv, "vfhV")) != -1){
670	>	switch(cmdopt){
671	>	case 'v':
672	>	ihost_config.verbose++;
673	>	break;
674
675	<	default:
676	<	usage(argv[0]);
677	<	exit(1);
678	<	}
525	<	}
675	>	case 'f':
676	>	/* Force syslog logging since stderr will be closed in this case */
677	>	ihost_config.daemon=0;
678	>	break;
679
680	<	if(argc!=optind+2){
681	<	usage(argv[0]);
680	>	case 'h':
681	>	usage(argv[0]);
682	>	break;
683	>
684	>	case 'V':
685	>	fprintf(stderr, "%s version %s", argv[0], VERSION);
686	>	break;
687	>
688	>	default:
689	>	usage(argv[0]);
690	>	exit(1);
691	>	}
692	>	}
693	>
694	>	if(argc!=optind+2){
695	>	usage(argv[0]);
696	>	exit(1);
697	>	}
698	>
699	>	ihost_state.filtermanager_host=strdup(argv[optind]);
700	>	ihost_state.filtermanager_port=atoi(argv[optind+1]);
701	>
702	>	if(gethostbyname(ihost_state.filtermanager_host)==NULL){
703	>	log_msg(LOG_CRIT, "Failed to lookup hostname. Please check settings");
704		exit(1);
705		}
706	<	ihost_state.fm_host=argv[optind];
707	<	ihost_state.fm_port=atoi(argv[optind+1]);
708	<	if(ihost_state.fm_port==0){
534	<	errf("Invalid port number");
535	<	usage(argv[0]);
706	>	if(ihost_state.filtermanager_port==0){
707	>	log_msg(LOG_ERR, "Invalid port number");
708	>	exit(1);
709		}
710
711	<	if(daemon==1){
711	>	if(ihost_config.daemon){
712		pid=fork();
713		if(pid==-1){
714	<	errf("Fork failed, can't background. Exiting");
715	<	exit(1);
714	>	log_msg(LOG_CRIT, "Failed to background exiting");
715	>	exit(1);
716		}else if(pid!=0){
717	<	/* Parent process */
718	<	return 0;
719	<	}
720	<	/* We should now be in the background*/
721	<	if(setsid()==-1){
722	<	errf("setsid failed (%m)");
717	>	/* Parent process */
718	>	return 0;
719	>	}
720	>	/* We should now be in the background*/
721	>	if(setsid()==-1){
722	>	log_msg(LOG_CRIT, "setsid failed");
723	>	exit(1);
724	>	}
725	>
726	>	if((ihost_config.log=fopen(LOGFILE_PATH, "a"))==NULL){
727	>	ihost_config.log=stderr;
728	>	log_msg(LOG_CRIT, "Failed to open Logfiles %s for writing", LOGFILE_PATH);
729		exit(1);
730		}
552	–	fclose(stdin);
553	–	fclose(stdout);
554	–	fclose(stderr);
555	–	}
731
732	<	if(syslog_logging==1){
733	<	openlog(errf_get_progname(),0,LOG_ERR);
734	<	setlogmask(LOG_UPTO(LOG_DEBUG));
560	<	}
561	<
562	<	switch(verbose){
563	<	case 0:
564	<	/* Critical errors + */
565	<	log_level=LOG_ERR;
566	<	break;
567	<	case 1:
568	<	/* Recoverable errors */
569	<	log_level=LOG_WARNING;
570	<	break;
571	<	case 2:
572	<	/* Print stuff like the XML packets */
573	<	log_level=LOG_INFO;
574	<	break;
575	<	default:
576	<	/* Must have lots of v's */
577	<	/* Print out everything its doing */
578	<	log_level=LOG_DEBUG;
579	<	break;
580	<	}
732	>	fclose(stdin);
733	>	fclose(stdout);
734	>	fclose(stderr);
735
736	<	logmessage(LOG_DEBUG,"Writing PID FILE");
737	<	pid=getpid();
738	<	if((f=fopen(PID_FILE,"w")) == NULL){
739	<	logmessage(LOG_WARNING, "Failed to write PID file (%m)");
740	<	}else{
741	<	if((fprintf(f,"%d",(int)pid)) <= 0 ){
742	<	logmessage(LOG_WARNING, "Failed to write PID file (%m)");
743	<	}
744	<	if((fclose(f))!=0){
745	<	logmessage(LOG_ERR, "failed to close PID file");
746	<	exit(1);
747	<	}
736	>	}
737	>
738	>	log_msg(LOG_INFO, "Starting ihost");
739	>
740	>	log_msg(LOG_DEBUG,"Writing PID FILE");
741	>
742	>	pid=getpid();
743	>
744	>	if((f=fopen(PID_FILE,"w")) == NULL){
745	>	log_msg(LOG_CRIT, "Failed to write PID file");
746	>	}else{
747	>	if((fprintf(f,"%d",(int)pid)) <= 0 ){
748	>	log_msg(LOG_CRIT, "Failed to write PID file");
749	>	}
750	>	if((fclose(f))!=0){
751	>	log_msg(LOG_CRIT, "failed to close PID file");
752	>	}
753	>	}
754	>
755	>	/* Get the initial config from the filter manager. Should this fail,
756	>	* wait, and then try again. */
757	>
758	>	get_diskio_stats_diff(&packet_num);
759	>	packet_num=0;
760	>
761	>	while(ihost_getconfig(&ihost_state)!=0){
762	>	log_msg(LOG_ERR, "Failed to get ihost config");
763	>	sleep(10);
764		}
765
766	<	if(ihost_configure(&ihost_state)!=0){
767	<	logmessage(LOG_ERR,"configure failed");
768	<	/* Ok, ideally we prob should have 2 copies of the structure and carry on if this
769	<	happens.. But we dont :) (at the moment) */
600	<	exit(1);
766	>	printf("%s\n%d\n", ihost_state.server_fqdn, ihost_state.server_udp_port);
767	>	while((create_udp_sockinfo(&udp_sockinfo, ihost_state.server_fqdn, ihost_state.server_udp_port))!=0){
768	>	log_msg(LOG_ERR, "Failed to create udp socket");
769	>	sleep(10);
770		}
771
772	+	config_time=time(NULL)+ihost_state.config_ttl;
773	+
774	+	/* Now have config.. collect data and send as often as required */
775		for(;;){
776		cur_time=time(NULL);
605	–	if(cur_time>=tcp_time){
606	–	logmessage(LOG_DEBUG,"Sending heartbeat");
607	–	heartbeat_exit=heartbeat(&ihost_state);
608	–	if(heartbeat_exit==RECONFIGURE_RETURN_CODE){
609	–	logmessage(LOG_INFO,"heartbeat needs to be reconfigured");
610	–	ihost_configure(&ihost_state);
611	–	udp_time=0;
612	–	}
613	–	if(heartbeat_exit==-1){
614	–	logmessage(LOG_ERR,"Heartbeat failed");
615	–	exit(1);
616	–	}
617	–	tcp_time=time(NULL)+ihost_state.tcp_update_time;
618	–	logmessage(LOG_DEBUG,"next tcp time should be %d", tcp_time);
619	–	}
777
778		if(cur_time>=udp_time){
779	<	logmessage(LOG_DEBUG,"Sending udp data");
780	<	/* Work out how long it takes to get the stats for next time round
624	<	so the sleep time can be adjusted accordingly */
625	<	stat_grab_time=time(NULL);
626	<	if((xml_stats=stat_grab(&ihost_state, counter++)) == NULL){
627	<	logmessage(LOG_ERR,"Failed to get stats (%m)");
628	<	exit(1);
779	>	if((get_system_stats(packet_num++, &ihost_state, packet, MAX_UDP_PACKET_SIZE))!=0){
780	>	log_msg(LOG_ERR, "Failed to get system stats");
781		}
782	<	stat_grab_time=time(NULL)-stat_grab_time;
783	<	send_stats(&ihost_state, xml_stats);
784	<	free(xml_stats);
785	<	udp_time=time(NULL)+ihost_state.udp_update_time-stat_grab_time;
786	<	logmessage(LOG_DEBUG,"next udp time should be %d", udp_time);
782	>
783	>	len=strlen(packet);
784	>	log_msg(LOG_DEBUG, "Packet size: %d\nPacket: %s\n", len, packet);
785	>
786	>	if((sendto(udp_sockinfo.sock, packet, len, 0, (struct sockaddr *) &udp_sockinfo.addr, sizeof(udp_sockinfo.addr)))!=len){
787	>	log_msg(LOG_CRIT, "Failed to send packet");
788	>	}
789	>	udp_time=cur_time+ihost_state.udp_update_time;
790	>	log_msg(LOG_DEBUG, "Next packet should be sent on %d", udp_time);
791		}
792	+
793	+	if(cur_time>=config_time){
794	+	if(ihost_getconfig(&ihost_state)!=0){
795	+	/* If we can't get the config, try again 5 minutes time */
796	+	log_msg(LOG_ERR, "Failed to get config, try again 5 minutes time");
797	+	config_time=time(NULL)+300;
798	+	}else{
799	+	close(udp_sockinfo.sock);
800
801	<	if(tcp_time<udp_time){
802	<	sleep_delay=tcp_time-time(NULL);
803	<	}else{
804	<	sleep_delay=udp_time-time(NULL);
801	>	while((create_udp_sockinfo(&udp_sockinfo, ihost_state.server_fqdn, ihost_state.server_udp_port))!=0){
802	>	log_msg(LOG_CRIT, "Failed to create udp socket");
803	>	sleep(10);
804	>	}
805	>
806	>	config_time=time(NULL)+ihost_state.config_ttl;
807	>
808	>	log_msg(LOG_DEBUG, "Config expires on %d\n", ihost_state.config_ttl);
809	>	}
810		}
811	<	logmessage(LOG_DEBUG,"Sleeping for %d", sleep_delay);
811	>
812	>	sleep_delay=udp_time-time(NULL);
813	>	log_msg(LOG_DEBUG, "Sleeping for %d", sleep_delay);
814		if(sleep_delay>0) sleep(sleep_delay);
815	<	}
816	<	return 0;
815	>	}
816	>
817	>	return(0);
818		}
647	–

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