| 19 |
|
|
| 20 |
|
#include <stdio.h> |
| 21 |
|
#include <stdlib.h> |
| 22 |
+ |
#include <sys/types.h> |
| 23 |
|
#include <unistd.h> |
| 24 |
|
#include <syslog.h> |
| 25 |
|
#include <netinet/in.h> |
| 31 |
|
#include <sys/socket.h> |
| 32 |
|
#include <netinet/in.h> |
| 33 |
|
#include <arpa/inet.h> |
| 34 |
+ |
#include <syslog.h> |
| 35 |
|
|
| 36 |
|
#define versionNo 0.8 |
| 37 |
|
#define RECONFIGURE_RETURN_CODE 2 |
| 38 |
|
#define UDP_MAX_PACKET_SIZE 8192 |
| 39 |
+ |
#define PID_FILE "/var/tmp/.ihost.pid" |
| 40 |
|
|
| 41 |
+ |
#define logmessage(level, ...) do { cur_level = level; errf(__VA_ARGS__); } while (0) |
| 42 |
+ |
|
| 43 |
|
typedef struct{ |
| 44 |
|
int fm_port; |
| 45 |
|
char *fm_host; |
| 57 |
|
|
| 58 |
|
}ihost_state_t; |
| 59 |
|
|
| 60 |
+ |
static int log_level; |
| 61 |
+ |
static int cur_level; |
| 62 |
+ |
static int syslog_logging; |
| 63 |
+ |
|
| 64 |
+ |
void log_errors(const char *message){ |
| 65 |
+ |
if(log_level>=cur_level){ |
| 66 |
+ |
if (syslog_logging==1){ |
| 67 |
+ |
syslog(cur_level, "%s\n", message); |
| 68 |
+ |
}else{ |
| 69 |
+ |
fprintf(stderr, "%s\n", message); |
| 70 |
+ |
} |
| 71 |
+ |
} |
| 72 |
+ |
} |
| 73 |
+ |
|
| 74 |
|
char* sock_comm(FILE *f_r, FILE *f_w, char *sendString){ |
| 75 |
|
char *reply; |
| 76 |
|
fprintf(f_w, "%s\n", sendString); |
| 96 |
|
if (ihost_state->last_modified!=NULL) free(ihost_state->last_modified); |
| 97 |
|
if (ihost_state->files_list!=NULL) free(ihost_state->files_list); |
| 98 |
|
|
| 99 |
+ |
logmessage(LOG_DEBUG, "Setting up configure socket to %s on port %d", ihost_state->fm_host, ihost_state->fm_port); |
| 100 |
|
if ((sd = socket(AF_INET, SOCK_STREAM, PF_UNSPEC)) < 0) { |
| 101 |
< |
errf("Can't create AF_INET socket (%m)"); |
| 101 |
> |
logmessage(LOG_ERR, "Can't create AF_INET socket (%m)"); |
| 102 |
|
return -1; |
| 103 |
|
} |
| 104 |
|
|
| 105 |
|
if (get_host_addr(ihost_state->fm_host, &haddr) != 0){ |
| 106 |
< |
errf("Failed to resolve address %s (%m)", ihost_state->fm_host); |
| 106 |
> |
logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->fm_host); |
| 107 |
|
return -1; |
| 108 |
|
} |
| 109 |
|
|
| 113 |
|
addr.sin_port = htons(ihost_state->fm_port); |
| 114 |
|
|
| 115 |
|
if (connect(sd, (struct sockaddr *)&addr, sizeof addr) != 0) { |
| 116 |
< |
errf("Failed to connect to %s on port %d (%m)", ihost_state->fm_host, ihost_state->fm_port); |
| 116 |
> |
logmessage(LOG_ERR, "Failed to connect to %s on port %d (%m)", ihost_state->fm_host, ihost_state->fm_port); |
| 117 |
|
return -1; |
| 118 |
|
} |
| 119 |
|
|
| 120 |
|
/* Need to open 2 files, one for reading one for writing, as it gets confused if we only use 1 :) */ |
| 121 |
|
if ((fm_fd_r=fdopen(sd,"r")) == NULL){ |
| 122 |
< |
errf("Failed to open read stream (%m)"); |
| 122 |
> |
logmessage(LOG_ERR, "Failed to open read stream (%m)"); |
| 123 |
|
return -1; |
| 124 |
|
} |
| 125 |
|
|
| 126 |
|
if ((fm_fd_w=fdopen(dup(sd),"w")) == NULL){ |
| 127 |
< |
errf("Failed to open write stream (%m)"); |
| 127 |
> |
logmessage(LOG_ERR, "Failed to open write stream (%m)"); |
| 128 |
|
return -1; |
| 129 |
|
} |
| 130 |
|
ip_len=sizeof ip; |
| 131 |
|
memset(&ip, 0, ip_len); |
| 132 |
|
if((getsockname(sd, &ip, &ip_len)) != 0){ |
| 133 |
< |
errf("Failed to get IP address (%m)"); |
| 133 |
> |
logmessage(LOG_ERR, "Failed to get IP address (%m)"); |
| 134 |
|
return -1; |
| 135 |
|
} |
| 136 |
|
if (ip.sa_family!=AF_INET){ |
| 137 |
< |
errf("sa family is wrong type"); |
| 137 |
> |
logmessage(LOG_ERR, "sa family is wrong type"); |
| 138 |
|
return -1; |
| 139 |
|
} |
| 140 |
|
|
| 141 |
|
if((ihost_state->my_ip=inet_ntoa(((struct sockaddr_in *)&ip)->sin_addr))==NULL){ |
| 142 |
< |
errf("Failed to get IP (%m)"); |
| 142 |
> |
logmessage(LOG_ERR, "Failed to get IP (%m)"); |
| 143 |
|
return -1; |
| 144 |
|
} |
| 145 |
< |
|
| 145 |
> |
|
| 146 |
> |
logmessage(LOG_DEBUG, "Sending STARTCONIG"); |
| 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 |
+ |
logmessage(LOG_DEBUG, "Sending LASTMODIFIED"); |
| 154 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, "LASTMODIFIED"); |
| 155 |
|
if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0)){ |
| 156 |
< |
errf("Server error (%m)"); |
| 156 |
> |
logmessage(LOG_ERR, "Server error on LASTMODIFIED (%m)"); |
| 157 |
|
return -1; |
| 158 |
|
} |
| 159 |
|
if((ihost_state->last_modified=strdup(reply)) == NULL){ |
| 160 |
< |
errf("strdup failed (%m)"); |
| 160 |
> |
logmessage(LOG_ERR, "strdup failed (%m)"); |
| 161 |
|
return -1; |
| 162 |
|
} |
| 163 |
< |
|
| 163 |
> |
|
| 164 |
> |
logmessage(LOG_DEBUG, "Sending FILELIST"); |
| 165 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, "FILELIST"); |
| 166 |
|
if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0)){ |
| 167 |
< |
errf("Server error (%m)"); |
| 167 |
> |
logmessage(LOG_ERR, "Server error on FILELIST (%m)"); |
| 168 |
|
return -1; |
| 169 |
|
} |
| 170 |
|
if((ihost_state->files_list=strdup(reply)) == NULL){ |
| 171 |
< |
errf("strdup failed (%m)"); |
| 171 |
> |
logmessage(LOG_ERR, "strdup failed (%m)"); |
| 172 |
|
return -1; |
| 173 |
|
} |
| 174 |
|
|
| 175 |
+ |
logmessage(LOG_DEBUG, "Sending FQDN"); |
| 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 |
+ |
logmessage(LOG_DEBUG, "Sending FQDN"); |
| 187 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, "UDPUpdateTime"); |
| 188 |
|
if(reply== NULL){ |
| 189 |
< |
errf("Server error (%m)"); |
| 189 |
> |
logmessage(LOG_ERR, "Server error (%m)"); |
| 190 |
|
return -1; |
| 191 |
|
} |
| 192 |
|
if (strncasecmp(reply, "ERROR", 5) != 0){ |
| 193 |
|
ihost_state->udp_update_time=atoi(reply); |
| 194 |
|
} |
| 195 |
< |
|
| 195 |
> |
|
| 196 |
> |
logmessage(LOG_DEBUG, "Sending TCPUpdateTime"); |
| 197 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, "TCPUpdateTime"); |
| 198 |
|
if(reply== NULL){ |
| 199 |
< |
errf("Server error (%m)"); |
| 199 |
> |
logmessage(LOG_ERR, "Server error on TCPUpdateTime (%m)"); |
| 200 |
|
return -1; |
| 201 |
|
} |
| 202 |
|
if (strncasecmp(reply, "ERROR", 5) != 0){ |
| 203 |
|
ihost_state->tcp_update_time=atoi(reply); |
| 204 |
|
} |
| 205 |
|
|
| 206 |
+ |
logmessage(LOG_DEBUG, "Sending ENDCONFIG"); |
| 207 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, "ENDCONFIG"); |
| 208 |
|
if(reply== NULL){ |
| 209 |
< |
errf("Server error (%m)"); |
| 209 |
> |
logmessage(LOG_ERR, "Server error on ENDCONFIG (%m)"); |
| 210 |
|
return -1; |
| 211 |
|
} |
| 212 |
|
|
| 213 |
+ |
logmessage(LOG_DEBUG, "Sending FILTER"); |
| 214 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, "FILTER"); |
| 215 |
|
if((reply== NULL) || (strncasecmp(reply, "ERROR", 5)==0)){ |
| 216 |
< |
errf("Server error FILTER failed (%m)"); |
| 216 |
> |
logmessage(LOG_ERR, "Server error FILTER failed (%m)"); |
| 217 |
|
return -1; |
| 218 |
|
} |
| 219 |
|
reply_ptr=strchr(reply,';'); |
| 220 |
|
if (reply_ptr==NULL){ |
| 221 |
< |
errf("Incorrect data returned"); |
| 221 |
> |
logmessage(LOG_ERR, "Incorrect data returned"); |
| 222 |
|
return -1; |
| 223 |
|
} |
| 224 |
|
*reply_ptr='\0'; |
| 225 |
|
if((ihost_state->server_fqdn=strdup(reply)) == NULL){ |
| 226 |
< |
errf("strdup failed (%m)"); |
| 226 |
> |
logmessage(LOG_ERR, "strdup failed (%m)"); |
| 227 |
|
return -1; |
| 228 |
|
} |
| 229 |
|
reply=reply_ptr + 1; |
| 230 |
|
reply_ptr=strchr(reply,';'); |
| 231 |
|
if (reply_ptr==NULL){ |
| 232 |
< |
errf("Incorrect data returned 2"); |
| 232 |
> |
logmessage(LOG_ERR, "Incorrect data returned 2"); |
| 233 |
|
return -1; |
| 234 |
|
} |
| 235 |
|
*reply_ptr='\0'; |
| 237 |
|
reply=reply_ptr+1; |
| 238 |
|
ihost_state->server_tcp_port=atoi(reply); |
| 239 |
|
if ((ihost_state->server_tcp_port==0) || (ihost_state->server_udp_port==0)){ |
| 240 |
< |
errf("Incorrect data returned 3 "); |
| 240 |
> |
logmessage(LOG_ERR, "Incorrect data returned 3 "); |
| 241 |
|
return -1; |
| 242 |
|
} |
| 243 |
|
|
| 244 |
+ |
logmessage(LOG_DEBUG, "Sending END"); |
| 245 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, "END"); |
| 246 |
|
if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0 )){ |
| 247 |
< |
errf("Server error (%m)"); |
| 247 |
> |
logmessage(LOG_ERR, "Server error on END (%m)"); |
| 248 |
|
return -1; |
| 249 |
|
} |
| 250 |
|
|
| 251 |
|
if(fclose(fm_fd_r) !=0){ |
| 252 |
< |
errf("Failed to close read FD (%m)"); |
| 252 |
> |
logmessage(LOG_ERR, "Failed to close read FD (%m)"); |
| 253 |
|
return -1; |
| 254 |
|
} |
| 255 |
|
if(fclose(fm_fd_w) !=0){ |
| 256 |
< |
errf("Failed to close write FD (%m)"); |
| 256 |
> |
logmessage(LOG_ERR, "Failed to close write FD (%m)"); |
| 257 |
|
return -1; |
| 258 |
|
} |
| 259 |
|
|
| 268 |
|
char *reply; |
| 269 |
|
int exitcode=0; |
| 270 |
|
|
| 271 |
+ |
logmessage(LOG_DEBUG, "Setting up configure socket to %s on port %d", ihost_state->server_fqdn, ihost_state->server_tcp_port); |
| 272 |
|
if ((sd = socket(AF_INET, SOCK_STREAM, PF_UNSPEC)) < 0) { |
| 273 |
< |
errf("Can't create AF_INET socket (%m)"); |
| 273 |
> |
logmessage(LOG_ERR, "Can't create AF_INET socket (%m)"); |
| 274 |
|
return -1; |
| 275 |
|
} |
| 276 |
|
|
| 277 |
|
if (get_host_addr(ihost_state->server_fqdn, &haddr) != 0){ |
| 278 |
< |
errf("Failed to resolve address %s (%m)", ihost_state->fm_host); |
| 278 |
> |
logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->server_fqdn); |
| 279 |
|
return -1; |
| 280 |
|
} |
| 281 |
|
|
| 285 |
|
addr.sin_port = htons(ihost_state->server_tcp_port); |
| 286 |
|
|
| 287 |
|
if (connect(sd, (struct sockaddr *)&addr, sizeof addr) != 0) { |
| 288 |
< |
errf("Failed to connect to %s on port %d (%m)", ihost_state->fm_host, ihost_state->fm_port); |
| 288 |
> |
logmessage(LOG_ERR, "Failed to connect to %s on port %d (%m)", ihost_state->server_fqdn, ihost_state->server_tcp_port); |
| 289 |
|
return -1; |
| 290 |
|
} |
| 291 |
|
|
| 292 |
|
/* Need to open 2 files, one for reading one for writing, as it gets confused if we only use 1 :) */ |
| 293 |
|
if ((fm_fd_r=fdopen(sd,"r")) == NULL){ |
| 294 |
< |
errf("Failed to open stream (%m)"); |
| 294 |
> |
logmessage(LOG_ERR, "Failed to open stream (%m)"); |
| 295 |
|
return -1; |
| 296 |
|
} |
| 297 |
|
|
| 298 |
|
if ((fm_fd_w=fdopen(dup(sd),"w")) == NULL){ |
| 299 |
< |
errf("Failed to open stream (%m)"); |
| 299 |
> |
logmessage(LOG_ERR, "Failed to open stream (%m)"); |
| 300 |
|
return -1; |
| 301 |
|
} |
| 302 |
|
|
| 303 |
+ |
logmessage(LOG_DEBUG, "Sending HEARTBEAT"); |
| 304 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, "HEARTBEAT"); |
| 305 |
|
if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) { |
| 306 |
< |
errf("Server error"); |
| 306 |
> |
logmessage(LOG_ERR, "Server error on HEARTBEAT"); |
| 307 |
|
return -1; |
| 308 |
|
} |
| 309 |
|
|
| 310 |
+ |
logmessage(LOG_DEBUG, "Sending CONFIG"); |
| 311 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, "CONFIG"); |
| 312 |
|
if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) { |
| 313 |
< |
errf("Server error"); |
| 313 |
> |
logmessage(LOG_ERR, "Server error on CONFIG"); |
| 314 |
|
return -1; |
| 315 |
|
} |
| 316 |
|
|
| 317 |
+ |
logmessage(LOG_DEBUG, "Sending %s", ihost_state->files_list); |
| 318 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, ihost_state->files_list); |
| 319 |
|
if ((reply==NULL) || (strncasecmp(reply, "OK", 2) != 0) ) { |
| 320 |
< |
errf("Server error"); |
| 320 |
> |
logmessage(LOG_ERR, "Server error on fileslist"); |
| 321 |
|
return -1; |
| 322 |
|
} |
| 323 |
|
|
| 324 |
+ |
logmessage(LOG_DEBUG, "Sending %s", ihost_state->last_modified); |
| 325 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, ihost_state->last_modified); |
| 326 |
|
if (reply==NULL) { |
| 327 |
< |
errf("Server error"); |
| 327 |
> |
logmessage(LOG_ERR, "Server error NULL recieved on lastmodified"); |
| 328 |
|
return -1; |
| 329 |
|
} |
| 330 |
|
if (strncasecmp(reply, "ERROR", 5) == 0){ |
| 331 |
|
/* Means the config has changed */ |
| 332 |
+ |
logmessage(LOG_INFO, "Recieved ERROR from server for a reconfigure required"); |
| 333 |
|
exitcode=RECONFIGURE_RETURN_CODE; |
| 334 |
|
} |
| 335 |
+ |
|
| 336 |
+ |
logmessage(LOG_DEBUG,"Sending KEY"); |
| 337 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, "KEY"); |
| 338 |
|
if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) { |
| 339 |
< |
errf("Server error"); |
| 339 |
> |
logmessage(LOG_ERR, "Server error on KEY"); |
| 340 |
|
return -1; |
| 341 |
|
} |
| 342 |
|
if (ihost_state->key!=NULL) free(ihost_state->key); |
| 343 |
|
|
| 344 |
|
if((ihost_state->key=strdup(reply)) == NULL){ |
| 345 |
< |
errf("strdup failed (%m)"); |
| 345 |
> |
logmessage(LOG_ERR, "strdup failed (%m)"); |
| 346 |
|
return -1; |
| 347 |
|
} |
| 348 |
|
|
| 349 |
+ |
logmessage(LOG_DEBUG,"Sending ENDHEARTBEAT"); |
| 350 |
|
reply=sock_comm(fm_fd_r, fm_fd_w, "ENDHEARTBEAT"); |
| 351 |
|
if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0 )){ |
| 352 |
< |
errf("Server error (%m)"); |
| 352 |
> |
logmessage(LOG_ERR, "Server error on ENDHEARTBEAT (%m)"); |
| 353 |
|
return -1; |
| 354 |
|
} |
| 355 |
|
|
| 357 |
|
fflush(fm_fd_w); |
| 358 |
|
|
| 359 |
|
if(fclose(fm_fd_r) !=0){ |
| 360 |
< |
errf("Failed to close read FD (%m)"); |
| 360 |
> |
logmessage(LOG_ERR, "Failed to close read FD (%m)"); |
| 361 |
|
return -1; |
| 362 |
|
} |
| 363 |
|
if(fclose(fm_fd_w) !=0){ |
| 364 |
< |
errf("Failed to close write FD (%m)"); |
| 364 |
> |
logmessage(LOG_ERR, "Failed to close write FD (%m)"); |
| 365 |
|
return -1; |
| 366 |
|
} |
| 367 |
|
|
| 374 |
|
char *xml_data=NULL; |
| 375 |
|
char *xml_data_p; |
| 376 |
|
int x=0; |
| 377 |
< |
|
| 377 |
> |
|
| 378 |
> |
logmessage(LOG_DEBUG,"get_cpu_stats"); |
| 379 |
|
stats[0]=get_cpu_stats(); |
| 380 |
+ |
logmessage(LOG_DEBUG,"get_disk_stats"); |
| 381 |
|
stats[1]=get_disk_stats(); |
| 382 |
+ |
logmessage(LOG_DEBUG,"get_load_stats"); |
| 383 |
|
stats[2]=get_load_stats(); |
| 384 |
+ |
logmessage(LOG_DEBUG,"get_memory_stats"); |
| 385 |
|
stats[3]=get_memory_stats(); |
| 386 |
+ |
logmessage(LOG_DEBUG,"get_os_info"); |
| 387 |
|
stats[4]=get_os_info(); |
| 388 |
+ |
logmessage(LOG_DEBUG,"get_page_stats"); |
| 389 |
|
stats[5]=get_page_stats(); |
| 390 |
+ |
logmessage(LOG_DEBUG,"get_process_stats"); |
| 391 |
|
stats[6]=get_process_stats(); |
| 392 |
+ |
logmessage(LOG_DEBUG,"get_swap_stats"); |
| 393 |
|
stats[7]=get_swap_stats(); |
| 394 |
+ |
logmessage(LOG_DEBUG,"get_user_stats"); |
| 395 |
|
stats[8]=get_user_stats(); |
| 396 |
|
|
| 397 |
|
for(;x<NUM_STATS;x++){ |
| 398 |
|
if(stats[x]==NULL){ |
| 399 |
+ |
logmessage(LOG_ERR,"Function returned NULL"); |
| 400 |
|
return NULL; |
| 401 |
|
} |
| 402 |
|
if(xml_data==NULL){ |
| 403 |
|
if((xml_data=strf("%s", stats[x])) == NULL){ |
| 404 |
< |
errf("str failed (%m)"); |
| 404 |
> |
logmessage(LOG_ERR, "str failed (%m)"); |
| 405 |
|
return NULL; |
| 406 |
|
} |
| 407 |
|
}else{ |
| 408 |
|
xml_data_p=xml_data; |
| 409 |
|
if((xml_data=strf("%s%s", xml_data, stats[x])) == NULL){ |
| 410 |
< |
errf("str failed (%m)"); |
| 410 |
> |
logmessage(LOG_ERR, "str failed (%m)"); |
| 411 |
|
return NULL; |
| 412 |
|
} |
| 413 |
|
free(xml_data_p); |
| 417 |
|
xml_data_p=xml_data; |
| 418 |
|
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); |
| 419 |
|
free(xml_data_p); |
| 420 |
< |
|
| 420 |
> |
|
| 421 |
> |
logmessage(LOG_DEBUG,"Generated XML Data of : %s", xml_data); |
| 422 |
|
return xml_data; |
| 423 |
|
} |
| 424 |
|
|
| 431 |
|
|
| 432 |
|
len=strlen(data_stream); |
| 433 |
|
if(len>UDP_MAX_PACKET_SIZE){ |
| 434 |
< |
errf("Too big to send to server. Please reconfigure client and server and recompile"); |
| 434 |
> |
logmessage(LOG_ERR, "Too big to send to server. Please reconfigure client and server and recompile"); |
| 435 |
|
exit(1); |
| 436 |
|
} |
| 437 |
< |
|
| 437 |
> |
logmessage(LOG_DEBUG,"Resolving IP of server"); |
| 438 |
|
if (get_host_addr(ihost_state->server_fqdn, &haddr) != 0){ |
| 439 |
< |
errf("Failed to resolve address %s (%m)", ihost_state->fm_host); |
| 439 |
> |
logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->server_fqdn); |
| 440 |
|
return -1; |
| 441 |
|
} |
| 442 |
< |
|
| 442 |
> |
logmessage(LOG_DEBUG,"Creating UDP connection to %s on %d",ihost_state->server_fqdn, ihost_state->server_udp_port); |
| 443 |
|
if((sd=socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0){ |
| 444 |
< |
errf("failed to create UDP socket (%m)"); |
| 444 |
> |
logmessage(LOG_ERR, "failed to create UDP socket (%m)"); |
| 445 |
|
return -1; |
| 446 |
|
} |
| 447 |
|
|
| 450 |
|
memcpy((char *)&addr.sin_addr, &haddr, sizeof haddr); |
| 451 |
|
addr.sin_port = htons(ihost_state->server_udp_port); |
| 452 |
|
|
| 453 |
+ |
logmessage(LOG_INFO,"Sending packet : %s", data_stream); |
| 454 |
|
if((sendto(sd, data_stream, len, 0, (struct sockaddr *) &addr, sizeof(addr))) != len){ |
| 455 |
< |
errf("Send the wrong number of bytes (%m)"); |
| 455 |
> |
logmessage(LOG_ERR, "Send the wrong number of bytes (%m)"); |
| 456 |
|
return -1; |
| 457 |
|
} |
| 458 |
|
|
| 479 |
|
long udp_time=0, tcp_time=0, stat_grab_time=0, cur_time=0; |
| 480 |
|
int sleep_delay=0; |
| 481 |
|
char *xml_stats; |
| 482 |
< |
|
| 482 |
> |
pid_t pid; |
| 483 |
|
int cmdopt; |
| 484 |
|
extern int optind; |
| 485 |
< |
int verbose=0, daemon=0, syslog=0 ; |
| 486 |
< |
|
| 485 |
> |
int verbose=0, daemon=0; |
| 486 |
> |
extern int syslog_logging; |
| 487 |
> |
extern int log_level; |
| 488 |
> |
extern int cur_level; |
| 489 |
> |
FILE *f; |
| 490 |
> |
|
| 491 |
> |
log_level=1; |
| 492 |
> |
cur_level=1; |
| 493 |
> |
syslog_logging=0; |
| 494 |
> |
|
| 495 |
> |
errf_set_ofunc(log_errors); |
| 496 |
|
/* NULL'ify so i can tell if i need to free it or not */ |
| 497 |
|
ihost_state.fm_host=NULL; |
| 498 |
|
ihost_state.my_fqdn=NULL; |
| 502 |
|
ihost_state.key=NULL; |
| 503 |
|
|
| 504 |
|
errf_set_progname(argv[0]); |
| 505 |
+ |
|
| 506 |
|
|
| 507 |
|
while((cmdopt=getopt(argc, argv, "vdshV")) != -1){ |
| 508 |
|
switch(cmdopt){ |
| 511 |
|
break; |
| 512 |
|
|
| 513 |
|
case 'd': |
| 514 |
+ |
/* Force syslog logging since stderr will be closed in this case */ |
| 515 |
+ |
syslog_logging=1; |
| 516 |
|
daemon=1; |
| 517 |
|
break; |
| 518 |
|
|
| 519 |
|
case 's': |
| 520 |
< |
syslog=1; |
| 520 |
> |
syslog_logging=1; |
| 521 |
|
break; |
| 522 |
|
|
| 523 |
|
case 'h': |
| 524 |
|
usage(argv[0]); |
| 525 |
|
break; |
| 526 |
+ |
|
| 527 |
|
case 'V': |
| 528 |
|
errf("%s version %f",argv[0], versionNo); |
| 529 |
|
break; |
| 530 |
+ |
|
| 531 |
|
default: |
| 532 |
|
usage(argv[0]); |
| 533 |
|
exit(1); |
| 544 |
|
errf("Invalid port number"); |
| 545 |
|
usage(argv[0]); |
| 546 |
|
} |
| 483 |
– |
printf("%s\n%d\n",ihost_state.fm_host, ihost_state.fm_port); |
| 547 |
|
|
| 548 |
+ |
if(daemon==1){ |
| 549 |
+ |
pid=fork(); |
| 550 |
+ |
if(pid==-1){ |
| 551 |
+ |
errf("Fork failed, can't background. Exiting"); |
| 552 |
+ |
exit(1); |
| 553 |
+ |
}else if(pid!=0){ |
| 554 |
+ |
/* Parent process */ |
| 555 |
+ |
return 0; |
| 556 |
+ |
} |
| 557 |
+ |
/* We should now be in the background*/ |
| 558 |
+ |
if(setsid()==-1){ |
| 559 |
+ |
errf("setsid failed (%m)"); |
| 560 |
+ |
exit(1); |
| 561 |
+ |
} |
| 562 |
+ |
fclose(stdin); |
| 563 |
+ |
fclose(stdout); |
| 564 |
+ |
fclose(stderr); |
| 565 |
+ |
} |
| 566 |
+ |
|
| 567 |
+ |
if(syslog_logging==1){ |
| 568 |
+ |
openlog(errf_get_progname(),0,LOG_ERR); |
| 569 |
+ |
setlogmask(LOG_UPTO(LOG_DEBUG)); |
| 570 |
+ |
} |
| 571 |
+ |
|
| 572 |
+ |
switch(verbose){ |
| 573 |
+ |
case 0: |
| 574 |
+ |
/* Critical errors + */ |
| 575 |
+ |
log_level=LOG_ERR; |
| 576 |
+ |
break; |
| 577 |
+ |
case 1: |
| 578 |
+ |
/* Recoverable errors */ |
| 579 |
+ |
log_level=LOG_WARNING; |
| 580 |
+ |
break; |
| 581 |
+ |
case 2: |
| 582 |
+ |
/* Print stuff like the XML packets */ |
| 583 |
+ |
log_level=LOG_INFO; |
| 584 |
+ |
break; |
| 585 |
+ |
default: |
| 586 |
+ |
/* Must have lots of v's */ |
| 587 |
+ |
/* Print out everything its doing */ |
| 588 |
+ |
log_level=LOG_DEBUG; |
| 589 |
+ |
break; |
| 590 |
+ |
} |
| 591 |
+ |
|
| 592 |
+ |
logmessage(LOG_DEBUG,"Writing PID FILE"); |
| 593 |
+ |
pid=getpid(); |
| 594 |
+ |
if((f=fopen(PID_FILE,"w")) == NULL){ |
| 595 |
+ |
logmessage(LOG_WARNING, "Failed to write PID file"); |
| 596 |
+ |
}else{ |
| 597 |
+ |
if((fprintf(f,"%d",(int)pid)) != sizeof(pid)){ |
| 598 |
+ |
logmessage(LOG_WARNING, "Failed to write PID file"); |
| 599 |
+ |
} |
| 600 |
+ |
if((fclose(f))!=0){ |
| 601 |
+ |
logmessage(LOG_ERR, "failed to close PID file"); |
| 602 |
+ |
exit(1); |
| 603 |
+ |
} |
| 604 |
+ |
} |
| 605 |
+ |
|
| 606 |
|
if(ihost_configure(&ihost_state)!=0){ |
| 607 |
< |
errf("configure failed"); |
| 607 |
> |
logmessage(LOG_ERR,"configure failed"); |
| 608 |
|
/* Ok, ideally we prob should have 2 copies of the structure and carry on if this |
| 609 |
|
happens.. But we dont :) (at the moment) */ |
| 610 |
|
exit(1); |
| 613 |
|
for(;;){ |
| 614 |
|
cur_time=time(NULL); |
| 615 |
|
if(cur_time>=tcp_time){ |
| 616 |
< |
/*printf("sending TCP\n");*/ |
| 616 |
> |
logmessage(LOG_DEBUG,"Sending heartbeat"); |
| 617 |
|
heartbeat_exit=heartbeat(&ihost_state); |
| 618 |
|
if(heartbeat_exit==RECONFIGURE_RETURN_CODE){ |
| 619 |
< |
/*errf("heartbeat needs to be reconfigured");*/ |
| 619 |
> |
logmessage(LOG_INFO,"heartbeat needs to be reconfigured"); |
| 620 |
|
ihost_configure(&ihost_state); |
| 500 |
– |
/* So udp doesn't wait til next sending before updating */ |
| 621 |
|
udp_time=0; |
| 622 |
|
} |
| 623 |
|
if(heartbeat_exit==-1){ |
| 624 |
< |
errf("ah crap"); |
| 624 |
> |
logmessage(LOG_ERR,"Heartbeat failed"); |
| 625 |
|
exit(1); |
| 626 |
|
} |
| 627 |
|
tcp_time=time(NULL)+ihost_state.tcp_update_time; |
| 628 |
+ |
logmessage(LOG_DEBUG,"next tcp time should be %d", tcp_time); |
| 629 |
|
} |
| 630 |
|
|
| 631 |
|
if(cur_time>=udp_time){ |
| 632 |
< |
/*printf("sending UDP\n");*/ |
| 632 |
> |
logmessage(LOG_DEBUG,"Sending udp data"); |
| 633 |
> |
|
| 634 |
|
stat_grab_time=time(NULL); |
| 635 |
|
if((xml_stats=stat_grab(&ihost_state, counter++)) == NULL){ |
| 636 |
< |
errf("Failed to get stats (%m)"); |
| 636 |
> |
logmessage(LOG_ERR,"Failed to get stats (%m)"); |
| 637 |
|
exit(1); |
| 638 |
|
} |
| 639 |
|
stat_grab_time=time(NULL)-stat_grab_time; |
| 640 |
|
send_stats(&ihost_state, xml_stats); |
| 641 |
|
free(xml_stats); |
| 642 |
|
udp_time=time(NULL)+ihost_state.udp_update_time-stat_grab_time; |
| 643 |
+ |
logmessage(LOG_DEBUG,"next udp time should be %d", udp_time); |
| 644 |
|
} |
| 645 |
|
|
| 646 |
|
if(tcp_time<udp_time){ |
| 648 |
|
}else{ |
| 649 |
|
sleep_delay=udp_time-time(NULL); |
| 650 |
|
} |
| 651 |
< |
|
| 529 |
< |
/*printf("tcp epoc: %ld \t udp epoc: %ld\ntime:%ld \tsleeping: %d\n", tcp_time, udp_time, time(NULL), sleep_delay);*/ |
| 651 |
> |
logmessage(LOG_DEBUG,"Sleeping for %d", sleep_delay); |
| 652 |
|
if(sleep_delay>0) sleep(sleep_delay); |
| 653 |
|
} |
| 654 |
|
return 0; |