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/* |
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* i-scream central monitoring system |
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* http://www.i-scream.org.uk |
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* Copyright (C) 2000-2002 i-scream |
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* |
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* This program is free software; you can redistribute it and/or |
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#include "statgrab.h" |
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#include <time.h> |
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#include <sys/socket.h> |
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#include <netinet/in.h> |
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#include <arpa/inet.h> |
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#include <syslog.h> |
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#define versionNo 0.8 |
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#define VERSION_NO "0.8" |
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#define RECONFIGURE_RETURN_CODE 2 |
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#define UDP_MAX_PACKET_SIZE 8192 |
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#define PID_FILE "/var/tmp/.ihost.pid" |
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char* sock_comm(FILE *f_r, FILE *f_w, char *sendString){ |
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char *reply; |
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logmessage(LOG_DEBUG, "Sending %s",sendString); |
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fprintf(f_w, "%s\n", sendString); |
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fflush(f_w); |
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reply=fpgetline(f_r); |
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if (reply!=NULL) logmessage(LOG_DEBUG, "Received %s", reply); |
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/* Returns pointer to static buffer */ |
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return reply; |
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} |
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return -1; |
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} |
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< |
if((ihost_state->my_ip=inet_ntoa(((struct sockaddr_in *)&ip)->sin_addr))==NULL){ |
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if((ihost_state->my_ip=strdup(inet_ntoa(((struct sockaddr_in *)&ip)->sin_addr)))==NULL){ |
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logmessage(LOG_ERR, "Failed to get IP (%m)"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG, "Sending STARTCONIG"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "STARTCONFIG"); |
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if ((reply==NULL) || (strncasecmp(reply, "OK", 2) != 0) ) { |
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logmessage(LOG_ERR, "Server error on STARTCONFIG"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG, "Sending LASTMODIFIED"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "LASTMODIFIED"); |
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if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0)){ |
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logmessage(LOG_ERR, "Server error on LASTMODIFIED (%m)"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG, "Sending FILELIST"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "FILELIST"); |
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if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0)){ |
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logmessage(LOG_ERR, "Server error on FILELIST (%m)"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG, "Sending FQDN"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "FQDN"); |
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if((reply== NULL) || (strncasecmp(reply, "ERROR", 5)==0)){ |
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logmessage(LOG_ERR, "Server error on FQDN (%m)"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG, "Sending FQDN"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "UDPUpdateTime"); |
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if(reply== NULL){ |
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logmessage(LOG_ERR, "Server error (%m)"); |
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ihost_state->udp_update_time=atoi(reply); |
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} |
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logmessage(LOG_DEBUG, "Sending TCPUpdateTime"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "TCPUpdateTime"); |
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if(reply== NULL){ |
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logmessage(LOG_ERR, "Server error on TCPUpdateTime (%m)"); |
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ihost_state->tcp_update_time=atoi(reply); |
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} |
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logmessage(LOG_DEBUG, "Sending ENDCONFIG"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "ENDCONFIG"); |
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if(reply== NULL){ |
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logmessage(LOG_ERR, "Server error on ENDCONFIG (%m)"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG, "Sending FILTER"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "FILTER"); |
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if((reply== NULL) || (strncasecmp(reply, "ERROR", 5)==0)){ |
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logmessage(LOG_ERR, "Server error FILTER failed (%m)"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG, "Sending END"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "END"); |
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if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0 )){ |
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logmessage(LOG_ERR, "Server error on END (%m)"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG, "Sending HEARTBEAT"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "HEARTBEAT"); |
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if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) { |
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logmessage(LOG_ERR, "Server error on HEARTBEAT"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG, "Sending CONFIG"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "CONFIG"); |
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if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) { |
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logmessage(LOG_ERR, "Server error on CONFIG"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG, "Sending %s", ihost_state->files_list); |
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reply=sock_comm(fm_fd_r, fm_fd_w, ihost_state->files_list); |
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if ((reply==NULL) || (strncasecmp(reply, "OK", 2) != 0) ) { |
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logmessage(LOG_ERR, "Server error on fileslist"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG, "Sending %s", ihost_state->last_modified); |
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reply=sock_comm(fm_fd_r, fm_fd_w, ihost_state->last_modified); |
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if (reply==NULL) { |
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logmessage(LOG_ERR, "Server error NULL recieved on lastmodified"); |
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exitcode=RECONFIGURE_RETURN_CODE; |
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} |
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logmessage(LOG_DEBUG,"Sending KEY"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "KEY"); |
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if ((reply==NULL) || (strncasecmp(reply, "ERROR", 5) == 0) ) { |
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logmessage(LOG_ERR, "Server error on KEY"); |
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return -1; |
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} |
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logmessage(LOG_DEBUG,"Sending ENDHEARTBEAT"); |
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reply=sock_comm(fm_fd_r, fm_fd_w, "ENDHEARTBEAT"); |
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if((reply== NULL) || (strncasecmp(reply, "ERROR", 5) ==0 )){ |
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logmessage(LOG_ERR, "Server error on ENDHEARTBEAT (%m)"); |
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xml_size+=strlen(stats[x]); |
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} |
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xml_data=malloc(xml_size); |
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xml_data=malloc(xml_size+1); |
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xml_data=strcpy(xml_data, stats[0]); |
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free(stats[0]); |
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for(x=1;x<NUM_STATS;x++){ |
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strcat(xml_data, stats[x]); |
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free(stats[x]); |
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} |
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xml_data_p=xml_data; |
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logmessage(LOG_ERR, "Failed to resolve address %s (%m)", ihost_state->server_fqdn); |
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return -1; |
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} |
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logmessage(LOG_DEBUG,"Creating UDP connection to %s on %d",ihost_state->server_fqdn, ihost_state->server_udp_port); |
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logmessage(LOG_DEBUG,"Creating UDP socket to %s on %d",ihost_state->server_fqdn, ihost_state->server_udp_port); |
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if((sd=socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP)) < 0){ |
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logmessage(LOG_ERR, "failed to create UDP socket (%m)"); |
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return -1; |
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break; |
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case 'V': |
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errf("%s version %f",argv[0], versionNo); |
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errf("%s version %s",argv[0], VERSION_NO); |
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break; |
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default: |
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if((f=fopen(PID_FILE,"w")) == NULL){ |
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logmessage(LOG_WARNING, "Failed to write PID file"); |
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}else{ |
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if((fprintf(f,"%d",(int)pid)) != sizeof(pid)){ |
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if((fprintf(f,"%d",(int)pid)) > 0 ){ |
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logmessage(LOG_WARNING, "Failed to write PID file"); |
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} |
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if((fclose(f))!=0){ |
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if(cur_time>=udp_time){ |
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logmessage(LOG_DEBUG,"Sending udp data"); |
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< |
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/* Work out how long it takes to get the stats for next time round |
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so the sleep time can be adjusted accordingly */ |
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stat_grab_time=time(NULL); |
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if((xml_stats=stat_grab(&ihost_state, counter++)) == NULL){ |
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logmessage(LOG_ERR,"Failed to get stats (%m)"); |