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

Comparing projects/cms/source/ihost/ihost.c (file contents):
Revision 1.51 by tdb, Mon May 31 13:35:23 2004 UTC vs.
Revision 1.53 by tdb, Sat Sep 24 13:30:40 2005 UTC

#	Line 1 | Line 1
1		/*
2		* i-scream central monitoring system
3		* http://www.i-scream.org
4	<	* Copyright (C) 2000-2002 i-scream
4	>	* Copyright (C) 2000-2004 i-scream
5		*
6		* This program is free software; you can redistribute it and/or
7		* modify it under the terms of the GNU General Public License
#	Line 27 | Line 27
27		#include <unistd.h>
28		#include <string.h>
29		#include <sys/types.h>
30	–	#include <sys/socket.h>
30		#include <stdarg.h>
31		#include <errno.h>
32	+	#ifndef WIN32
33	+	#include <sys/socket.h>
34		#include <netdb.h>
35		#include <netinet/in.h>
36	+	#else
37	+	#include <winsock2.h>
38	+	#include <getopt.h>
39	+	#endif
40		#include <time.h>
41
42		#include <ukcprog.h>
#	Line 42 | Line 47
47		#define LOG_INFO 2
48		#define LOG_DEBUG 3
49
50	+	#define SERVICENAME "ihost"
51	+
52	+	/* Windows printf does not understand %lld, so we have to use %I64d */
53	+	#ifdef WIN32
54	+	#define LLD "%I64d"
55	+	#define OPTSTRING "vVn:i:s:p:w:h"
56	+	#define SLEEP 10000
57	+	#else
58	+	#define LLD "%lld"
59	+	#define OPTSTRING "vfVn:i:s:p:h"
60	+	#define SLEEP 10
61	+	#endif
62	+
63	+	/* The "socket" */
64	+	#ifdef WIN32
65	+	#define IHOST_SOCKET SOCKET
66	+	#define CLOSESOCKET(socket) closesocket(socket)
67	+	#else
68	+	#define IHOST_SOCKET FILE *
69	+	#define CLOSESOCKET(socket) fclose(socket)
70	+	#endif
71	+
72		typedef struct{
73		int filtermanager_port;
74		char *filtermanager_host;
#	Line 77 | Line 104 | typedef struct{
104		}udp_sockinfo_t;
105
106		ihost_config_t ihost_config;
107	+	ihost_state_t ihost_state;
108
109		extern int errno;
110
111	+	#ifdef WIN32
112	+	int run_server = 1;
113	+	int run_as_service = 0;
114	+	SERVICE_STATUS service_status;
115	+	SERVICE_STATUS_HANDLE hstatus;
116	+	#endif
117	+
118		/* Taken from the OpenSSH code. Its licence included in function.*/
119		#ifndef HAVE_STRLCAT
120
#	Line 194 | Line 229 | int create_udp_sockinfo(udp_sockinfo_t *udp_sockinfo,
229		return 0;
230		}
231
232	<	FILE *create_tcp_connection(char *hostname, int port){
232	>	IHOST_SOCKET create_tcp_connection(char *hostname, int port){
233	>	#ifdef WIN32
234	>	SOCKET sock;
235	>	#else
236		int sock;
237	+	#endif
238		struct sockaddr_in addr;
239		struct in_addr haddr;
240		FILE *f;
#	Line 203 | Line 242 | FILE *create_tcp_connection(char *hostname, int port){
242		log_msg(LOG_DEBUG, "Creating tcp socket");
243		if((sock = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP))<0){
244		log_msg(LOG_CRIT, "Failed to make TCP Socket");
245	<	return NULL;
245	>	goto out;
246		}
247
248		if((get_host_addr(hostname, &haddr))!=0){
249		log_msg(LOG_CRIT, "Failed to lookup name for %s", hostname);
250		close(sock);
251	<	return NULL;
251	>	goto out;
252		}
253
254		memset(&addr, 0, sizeof(addr));
#	Line 221 | Line 260 | FILE *create_tcp_connection(char *hostname, int port){
260		if(connect(sock, (struct sockaddr *)&addr, sizeof(addr)) !=0){
261		log_msg(LOG_CRIT, "Failed to connect to hostname %s on port %d", hostname, port);
262		close(sock);
263	<	return NULL;
263	>	goto out;
264		}
265
266	+	#ifndef WIN32
267	+	/* Windows does not treat sockets like this :( */
268		if((f=fdopen(sock, "r+"))==NULL){
269		log_msg(LOG_CRIT, "Failed to connect to open filedescriptor on tcp connection");
270		close(sock);
#	Line 231 | Line 272 | FILE *create_tcp_connection(char *hostname, int port){
272		}
273
274		return f;
275	+	#else
276	+	return sock;
277	+	#endif
278	+
279	+	out:
280	+	#ifdef WIN32
281	+	return 0;
282	+	#else
283	+	return NULL;
284	+	#endif
285		}
286
287	+	#ifndef WIN32
288		int tcp_comm(FILE *f, char *send, char **response, char *expected){
289
290		log_msg(LOG_DEBUG, "Sending %s", send);
#	Line 252 | Line 304 | int tcp_comm(FILE *f, char *send, char **response, cha
304		log_msg(LOG_DEBUG, "Did not get expected response");
305		return -1;
306		}
307	+	#else
308	+	int tcp_comm(SOCKET soc, char *sendstr, char **response, char *expected) {
309	+	static char *rec = NULL;
310	+	char sendbuf[128];
311	+	char recbuf[128];
312	+	int bytesRecv;
313	+	char *tmp;
314	+
315	+	sprintf(sendbuf, "%s\n", sendstr);
316
317	<	int tcp_comm_strdup(FILE *f, char *send, char **response, char *expected){
317	>	log_msg(LOG_DEBUG, "Sending %s", sendstr);
318	>	send(soc, sendbuf, strlen(sendbuf), 0);
319	>	bytesRecv = recv(soc, recbuf, 128, 0);
320	>
321	>	if(bytesRecv != 0 && bytesRecv != SOCKET_ERROR) {
322	>	/* remove \n and copy to a string */
323	>	recbuf[bytesRecv-1] = '\0';
324	>	tmp = realloc(rec, bytesRecv);
325	>	if(tmp == NULL) {
326	>	free(rec);
327	>	rec = NULL;
328	>	log_msg(LOG_CRIT, "out of memory");
329	>	return -1;
330	>	}
331	>	rec = tmp;
332	>	rec = strcpy(rec, recbuf);
333	>	*response = rec;
334	>	log_msg(LOG_DEBUG, "Received %s", *response);
335	>	} else {
336	>	return -1;
337	>	}
338	>	if(strcmp(*response, "ERROR")==0) return -1;
339	>
340	>	if(expected==NULL) return 0;
341	>
342	>	if((strcmp(expected, *response))==0) return 0;
343	>
344	>	log_msg(LOG_DEBUG, "Did not get expected response");
345	>	return -1;
346	>	}
347	>	#endif /* WIN32 */
348	>
349	>	int tcp_comm_strdup(IHOST_SOCKET f, char *send, char **response, char *expected)
350	>	{
351		if((tcp_comm(f, send, response, expected))!=0){
352		return -1;
353		}
#	Line 265 | Line 359 | int tcp_comm_strdup(FILE *f, char *send, char **respon
359		}
360
361		int ihost_getconfig(ihost_state_t *ihost_state){
362	<
269	<	FILE *tcp_con;
362	>	IHOST_SOCKET tcp_con;
363		char *response;
364		char *response_ptr;
365
#	Line 280 | Line 373 | int ihost_getconfig(ihost_state_t *ihost_state){
373		int server_udp_port=0;
374		time_t config_ttl=0;
375
376	<	if((tcp_con=create_tcp_connection(ihost_state->filtermanager_host, ihost_state->filtermanager_port))==NULL){
376	>	if((tcp_con=create_tcp_connection(ihost_state->filtermanager_host, ihost_state->filtermanager_port))
377	>	#ifndef WIN32
378	>	==NULL
379	>	#else
380	>	==0
381	>	#endif
382	>	) {
383		return -1;
384		}
385
386		if(ihost_state->file_list!=NULL || ihost_state->last_modified!=NULL){
387	<	if(tcp_con==NULL){
387	>	#ifndef WIN32
388	>	if(tcp_con==NULL)
389	>	#else
390	>	if(tcp_con==0)
391	>	#endif
392	>	{
393		goto error;
394		}
395
#	Line 301 | Line 405 | int ihost_getconfig(ihost_state_t *ihost_state){
405		if((tcp_comm(tcp_con, "END", &response, "OK"))!=0){
406		goto error;
407		}
408	<	fclose(tcp_con);
408	>	CLOSESOCKET(tcp_con);
409		return 0;
410		}else{
411		if((strcmp(response, "EXPIRED"))!=0){
#	Line 381 | Line 485 | int ihost_getconfig(ihost_state_t *ihost_state){
485		goto error;
486		}
487
488	<	fclose(tcp_con);
488	>	CLOSESOCKET(tcp_con);
489
490		/* We have the data we need, and its all been read correctly */
491
#	Line 425 | Line 529 | error:
529		if(host_fqdn!=NULL) free(host_fqdn);
530		if(server_fqdn!=NULL) free(server_fqdn);
531		if(host_ip!=NULL) free(host_ip);
532	<	fclose(tcp_con);
532	>	CLOSESOCKET(tcp_con);
533
534		return -1;
535		}
#	Line 473 | Line 577 | int get_system_stats(int seq_no, ihost_state_t *ihost_
577
578
579		/*Get mem stats, and fill in xml */
580	+
581		if((mem_stats=sg_get_mem_stats())==NULL){
582		log_msg(LOG_CRIT, "Failed to get memory statistics: %s (%s)",
583		sg_str_error(sg_get_error()), sg_get_error_arg());
584		}else{
585		snprintf(tmp, size, \
586	<	"<memory><total>%lld</total><free>%lld</free><used>%lld</used><cache>%lld</cache></memory>", \
586	>	"<memory><total>"LLD"</total><free>"LLD"</free><used>"LLD"</used><cache>"LLD"</cache></memory>", \
587		mem_stats->total, \
588		mem_stats->free, \
589		mem_stats->used, \
#	Line 489 | Line 594 | int get_system_stats(int seq_no, ihost_state_t *ihost_
594
595
596		/* Get load stats */
597	+
598		if((load_stats=sg_get_load_stats())==NULL){
599		log_msg(LOG_CRIT, "Failed to get load statistics: %s (%s)",
600		sg_str_error(sg_get_error()), sg_get_error_arg());
#	Line 519 | Line 625 | int get_system_stats(int seq_no, ihost_state_t *ihost_
625
626
627		/* swap stats */
628	+
629		if((swap_stats=sg_get_swap_stats())==NULL){
630		log_msg(LOG_CRIT, "Failed to get swap statistics: %s (%s)",
631		sg_str_error(sg_get_error()), sg_get_error_arg());
632		}else{
633		snprintf(tmp, size, \
634	<	"<swap><total>%lld</total><used>%lld</used><free>%lld</free></swap>",\
634	>	"<swap><total>"LLD"</total><used>"LLD"</used><free>"LLD"</free></swap>",\
635		swap_stats->total, \
636		swap_stats->used, \
637		swap_stats->free);
#	Line 554 | Line 661 | int get_system_stats(int seq_no, ihost_state_t *ihost_
661
662
663		/* process stats */
664	+
665		if((process_stats=sg_get_process_count())==NULL){
666		log_msg(LOG_CRIT, "Failed to get process statistics: %s (%s)",
667		sg_str_error(sg_get_error()), sg_get_error_arg());
#	Line 572 | Line 680 | int get_system_stats(int seq_no, ihost_state_t *ihost_
680
681
682		/* Get paging stats */
683	+
684		if((page_stats=sg_get_page_stats_diff())==NULL){
685		log_msg(LOG_CRIT, "Failed to get paging statistics: %s (%s)",
686		sg_str_error(sg_get_error()), sg_get_error_arg());
#	Line 584 | Line 693 | int get_system_stats(int seq_no, ihost_state_t *ihost_
693		y=page_stats->pages_pageout;
694		}
695		snprintf(tmp, size, \
696	<	"<pages><pageins>%lld</pageins><pageouts>%lld</pageouts></pages>", \
696	>	"<pages><pageins>"LLD"</pageins><pageouts>"LLD"</pageouts></pages>", \
697		x, \
698		y);
699
#	Line 610 | Line 719 | int get_system_stats(int seq_no, ihost_state_t *ihost_
719		}
720
721		snprintf(tmp, size, \
722	<	"<p%d name=\"%s\" rbytes=\"%lld\" wbytes=\"%lld\"></p%d>", \
722	>	"<p%d name=\"%s\" rbytes=\""LLD"\" wbytes=\""LLD"\"></p%d>", \
723		counter, \
724		diskio_stats->disk_name, \
725		x, \
#	Line 643 | Line 752 | int get_system_stats(int seq_no, ihost_state_t *ihost_
752		}
753
754		snprintf(tmp, size, \
755	<	"<p%d name=\"%s\" rx=\"%lld\" tx=\"%lld\"></p%d>", \
755	>	"<p%d name=\"%s\" rx=\""LLD"\" tx=\""LLD"\"></p%d>", \
756		counter, \
757		network_stats->interface_name, \
758		x, \
#	Line 668 | Line 777 | int get_system_stats(int seq_no, ihost_state_t *ihost_
777		strlcat(xml, "<disk>", size);
778		for(counter=0;counter<disk_entries;counter++){
779		snprintf(tmp, size, \
780	<	"<p%d name=\"%s\" mount=\"%s\" fstype=\"%s\" total=\"%lld\" used=\"%lld\" avail=\"%lld\" totalinodes=\"%lld\" usedinodes=\"%lld\" freeinodes=\"%lld\"></p%d>", \
780	>	"<p%d name=\"%s\" mount=\"%s\" fstype=\"%s\" total=\""LLD"\" used=\""LLD"\" avail=\""LLD"\" totalinodes=\""LLD"\" usedinodes=\""LLD"\" freeinodes=\""LLD"\"></p%d>", \
781		counter, \
782		disk_stats->device_name, \
783		disk_stats->mnt_point, \
#	Line 703 | Line 812 | too_big_error:
812
813
814
815	+	/* WIN32 NT service stuff */
816	+	#ifdef WIN32
817	+	void service_stopped() {
818	+	if(run_as_service) {
819	+	service_status.dwCurrentState = SERVICE_STOPPED;
820	+	service_status.dwWin32ExitCode = errno;
821	+	service_status.dwServiceSpecificExitCode = 0;
822	+
823	+	SetServiceStatus(hstatus, &service_status);
824	+	}
825	+	}
826	+
827	+	void control_handler(DWORD request) {
828	+	switch(request) {
829	+	case SERVICE_CONTROL_STOP:
830	+	case SERVICE_CONTROL_SHUTDOWN:
831	+	service_status.dwWin32ExitCode = 0;
832	+	service_status.dwCurrentState = SERVICE_STOP_PENDING;
833	+	break;
834	+	default:
835	+	break;
836	+	}
837	+
838	+	SetServiceStatus (hstatus, &service_status);
839	+	}
840	+
841	+	/* attempt to tell service manager to start our service.
842	+	* return 0 on error, 1 on ok
843	+	*/
844	+	int start_service() {
845	+	SC_HANDLE scm;
846	+	SC_HANDLE service;
847	+
848	+	// Open SCM
849	+	if((scm = OpenSCManager(NULL, NULL, SC_MANAGER_CONNECT)) == NULL) {
850	+	log_msg(LOG_CRIT, "Failed to open Service Control Manager");
851	+	return 0;
852	+	}
853	+	// Locate the service
854	+	if((service = OpenService(scm, SERVICENAME, SERVICE_START)) == NULL) {
855	+	log_msg(LOG_CRIT, "Unable to open the service");
856	+	return 0;
857	+	}
858	+	// Start the service
859	+	if(StartService(service, 0, NULL) == 0) {
860	+	log_msg(LOG_CRIT, "Unable to start the service");
861	+	return 0;
862	+	}
863	+	return 1;
864	+	}
865	+
866	+	int stop_service() {
867	+	SC_HANDLE scm;
868	+	SC_HANDLE service;
869	+	SERVICE_STATUS status;
870	+
871	+	// Open SCM
872	+	if((scm = OpenSCManager(NULL, NULL, SC_MANAGER_CONNECT)) == NULL) {
873	+	log_msg(LOG_CRIT, "Failed to open Service Control Manager");
874	+	return 0;
875	+	}
876	+	// Locate service
877	+	if((service = OpenService(scm, SERVICENAME, SERVICE_STOP)) == NULL) {
878	+	log_msg(LOG_CRIT, "Unable to open the service");
879	+	return 0;
880	+	}
881	+	// Stop the service
882	+	if(!ControlService(service, SERVICE_CONTROL_STOP, &status)) {
883	+	log_msg(LOG_CRIT, "Unable to stop the service");
884	+	return 0;
885	+	}
886	+	return 1;
887	+	}
888	+
889	+	int register_service(int argc, char **argv) {
890	+	char path[MAX_PATH];
891	+	int cmdline_len;
892	+	int i;
893	+	char *cmdline;
894	+	char *tmp;
895	+	SC_HANDLE scm;
896	+
897	+	if(!GetModuleFileName(NULL, path, MAX_PATH)) {
898	+	log_msg(LOG_CRIT, "GetModuleFileName failed");
899	+	return 0;
900	+	}
901	+
902	+	// Calculate command line length
903	+	// 14 = 10 for " -w service", 2x quote around path and ending \0
904	+	cmdline_len = strlen(path) + 14;
905	+	for (i=0; i<argc; i++) {
906	+	// +1 for space prefix
907	+	cmdline_len += strlen(argv[i]) +1;
908	+	}
909	+
910	+	cmdline = malloc(cmdline_len);
911	+	if(cmdline == NULL) {
912	+	log_msg(LOG_CRIT, "out of memory");
913	+	return 0;
914	+	}
915	+	tmp = malloc(cmdline_len);
916	+	if(tmp == NULL) {
917	+	log_msg(LOG_CRIT, "out of memory");
918	+	free(cmdline);
919	+	return 0;
920	+	}
921	+
922	+	// Compile up the final command line call
923	+	snprintf(cmdline, cmdline_len, "\"%s\" -w service", path);
924	+	for (i=0; i<argc; i++) {
925	+	snprintf(tmp, cmdline_len, " %s", argv[i]);
926	+	strcat(cmdline, tmp);
927	+	}
928	+	free(tmp);
929	+
930	+	// Open SCM
931	+	if((scm = OpenSCManager(NULL, NULL, SC_MANAGER_CREATE_SERVICE)) == NULL) {
932	+	log_msg(LOG_CRIT, "Unable to open Service Control Manager");
933	+	return 0;
934	+	}
935	+
936	+	// Add the service
937	+	if (CreateService(scm, SERVICENAME, SERVICENAME,
938	+	SC_MANAGER_ALL_ACCESS, SERVICE_WIN32_OWN_PROCESS,
939	+	SERVICE_AUTO_START, SERVICE_ERROR_IGNORE, cmdline, NULL,
940	+	NULL, NULL, NULL, NULL) == NULL) {
941	+	log_msg(LOG_CRIT, "Unable to create service");
942	+	return 0;
943	+	}
944	+
945	+	return 1;
946	+	}
947	+
948	+	int unregister_service() {
949	+	SC_HANDLE scm;
950	+	SC_HANDLE service;
951	+
952	+	// Open the SCM
953	+	if((scm = OpenSCManager(NULL, NULL, SC_MANAGER_CREATE_SERVICE)) ==NULL) {
954	+	log_msg(LOG_CRIT, "Unable to open Service Control Manager");
955	+	return 0;
956	+	}
957	+	// Get the service
958	+	if((service = OpenService(scm, SERVICENAME, SC_MANAGER_ALL_ACCESS)) == NULL) {
959	+	log_msg(LOG_CRIT, "Unable to locate the service");
960	+	return 0;
961	+	}
962	+	// Delete service
963	+	if(DeleteService(service) == 0) {
964	+	log_msg(LOG_CRIT, "Unable to remove the service");
965	+	return 0;
966	+	}
967	+	return 1;
968	+	}
969	+	#endif
970	+
971	+
972	+
973		void usage(char *progname){
974	<	fprintf(stderr, "Usage %s [-v[v]] [-f] [-n name] [-i ip] [-s server] [-p port] [-V] [-h]\n\n", progname);
974	>	const char *usage;
975	>	#ifdef WIN32
976	>	usage = "Usage %s [-w option] [-v[v]] [-n name] [-i ip] [-s server] [-p port] [-V] [-h]\n\n";
977	>	#else
978	>	usage = "Usage %s [-v[v]] [-f] [-n name] [-i ip] [-s server] [-p port] [-V] [-h]\n\n";
979	>	#endif
980	>	fprintf(stderr, usage, progname);
981		fprintf(stderr, "  -v    Verbose mode, -vv would make even more verbose\n");
982	+	#ifndef WIN32
983		fprintf(stderr, "  -f    Foreground mode, print errors to stderr\n");
984	+	#else
985	+	fprintf(stderr, "  -w    Windows Service options:\n");
986	+	fprintf(stderr, "     start      - start the service\n");
987	+	fprintf(stderr, "     stop       - stop the service\n");
988	+	fprintf(stderr, "     register   - register the service\n");
989	+	fprintf(stderr, "     unregister - unregister the service\n");
990	+	/* service - run as a service, only called by windows service */
991	+	#endif
992		fprintf(stderr, "  -n    Set the machine name to be reported as\n");
993		fprintf(stderr, "  -i    Set the IP to be reported as\n");
994		fprintf(stderr, "  -s    Specifies the i-scream server to connect to\n");
#	Line 719 | Line 1001 | void usage(char *progname){
1001		exit(1);
1002		}
1003
1004	<	int main(int argc, char **argv){
1004	>	int run_ihost(){
1005
724	–	ihost_state_t ihost_state;
1006		udp_sockinfo_t udp_sockinfo;
1007
727	–	int cmdopt;
728	–	extern int optind;
1008		pid_t pid;
1009		FILE *f;
1010		int packet_num=0;
#	Line 734 | Line 1013 | int main(int argc, char **argv){
1013		char packet[MAX_UDP_PACKET_SIZE];
1014
1015		time_t cur_time, sleep_delay, udp_time=0, config_time=0;
1016	+	#ifdef WIN32
1017	+	int tries=0;
1018	+	WSADATA wsaData;
1019
1020	<	/* Set default settings */
1021	<	ihost_config.verbose=1;
1022	<	ihost_config.daemon=1;
1023	<	/* Set all errors to go down stderr until told otherwise */
742	<	ihost_config.log=stderr;
743	<
744	<	/* Blank ihost_state to default settings */
745	<	ihost_state.filtermanager_host=DEF_SERVER_NAME;
746	<	ihost_state.filtermanager_port=DEF_SERVER_PORT;
747	<	ihost_state.host_fqdn=NULL;
748	<	ihost_state.host_ip=NULL;
749	<	ihost_state.preset_fqdn = 0;
750	<	ihost_state.preset_ip = 0;
751	<	ihost_state.server_fqdn=NULL;
752	<	ihost_state.file_list=NULL;
753	<	ihost_state.last_modified=NULL;
754	<
755	<	while((cmdopt=getopt(argc, argv, "vfVn:i:s:p:h")) != -1){
756	<	switch(cmdopt){
757	<	case 'v':
758	<	ihost_config.verbose++;
759	<	break;
760	<
761	<	case 'f':
762	<	/* Force syslog logging since stderr will be closed in this case */
763	<	ihost_config.daemon=0;
764	<	break;
765	<
766	<	case 'V':
767	<	fprintf(stderr, "%s version %s\n", argv[0], VERSION);
768	<	break;
769	<	case 'n':
770	<	ihost_state.preset_fqdn = 1;
771	<	ihost_state.host_fqdn = strdup(optarg);
772	<	if(ihost_state.host_fqdn == NULL){
773	<	fprintf(stderr, "Missing hostname\n");
774	<	usage(argv[0]);
775	<	}
776	<	break;
777	<	case 'i':
778	<	/* Hmm.. Someone could set any string to be the IP, and it will let it */
779	<	ihost_state.preset_ip = 1;
780	<	ihost_state.host_ip = strdup(optarg);
781	<	if(ihost_state.host_ip == NULL){
782	<	fprintf(stderr, "Missing ip\n");
783	<	usage(argv[0]);
784	<	}
785	<	break;
786	<
787	<	case 's':
788	<	ihost_state.filtermanager_host=strdup(optarg);
789	<	break;
790	<
791	<	case 'p':
792	<	ihost_state.filtermanager_port=atoi(optarg);
793	<	break;
794	<
795	<	case 'h':
796	<	default:
797	<	usage(argv[0]);
798	<	exit(1);
799	<	}
1020	>	if(WSAStartup(MAKEWORD(2,2), &wsaData) != NO_ERROR) {
1021	>	log_msg(LOG_CRIT, "Failed to init a winsock");
1022	>	service_stopped();
1023	>	exit(1);
1024		}
1025	+	#endif
1026
1027		if(gethostbyname(ihost_state.filtermanager_host)==NULL){
1028	+	printf("%s\n", ihost_state.filtermanager_host);
1029		log_msg(LOG_CRIT, "Failed to lookup hostname. Please check settings");
1030	<	exit(1);
1030	>	goto out;
1031		}
1032		if(ihost_state.filtermanager_port==0){
1033		log_msg(LOG_ERR, "Invalid port number");
1034	<	exit(1);
1034	>	goto out;
1035		}
1036
1037	+	#ifndef WIN32
1038		if(ihost_config.daemon){
1039		pid=fork();
1040		if(pid==-1){
#	Line 834 | Line 1061 | int main(int argc, char **argv){
1061		fclose(stderr);
1062
1063		}
1064	+	#endif
1065
1066		log_msg(LOG_INFO, "Starting ihost...");
1067
#	Line 841 | Line 1069 | int main(int argc, char **argv){
1069		if(sg_init()){
1070		log_msg(LOG_CRIT, "sg_init failed: %s (%s)",
1071		sg_str_error(sg_get_error()), sg_get_error_arg());
1072	<	exit(1);
1072	>	goto out;
1073		}
1074	+	if(sg_snapshot()) {
1075	+	log_msg(LOG_ERR, "sg_snapshot failed: %s (%s)",
1076	+	sg_str_error(sg_get_error()), sg_get_error_arg());
1077	+	}
1078
1079	+	#ifndef WIN32
1080		log_msg(LOG_DEBUG,"Writing PID FILE");
1081
1082		pid=getpid();
#	Line 858 | Line 1091 | int main(int argc, char **argv){
1091		log_msg(LOG_CRIT, "failed to close PID file");
1092		}
1093		}
1094	+	#endif
1095
1096		/* Get the initial config from the filter manager. Should this fail,
1097		* wait, and then try again. */
1098	+	/* Win32 - for a max of one minute */
1099
1100		sg_get_disk_io_stats_diff(&packet_num);
1101		packet_num=0;
1102
1103	<	while(ihost_getconfig(&ihost_state)!=0){
1103	>	while(ihost_getconfig(&ihost_state)!=0
1104	>	#ifdef WIN32
1105	>	&& (tries<6)
1106	>	#endif
1107	>	){
1108		log_msg(LOG_ERR, "Failed to get ihost config");
1109	<	sleep(10);
1109	>	sleep(SLEEP);
1110	>	#ifdef WIN32
1111	>	tries++;
1112	>	#endif
1113		}
1114
1115	<	while((create_udp_sockinfo(&udp_sockinfo, ihost_state.server_fqdn, ihost_state.server_udp_port))!=0){
1115	>	#ifdef WIN32
1116	>	if (tries == 6) {
1117	>	log_msg(LOG_ERR, "Giving up");
1118	>	goto out;
1119	>	}
1120	>	tries = 0;
1121	>	#endif
1122	>
1123	>	while((create_udp_sockinfo(&udp_sockinfo, ihost_state.server_fqdn, ihost_state.server_udp_port))!=0
1124	>	#ifdef WIN32
1125	>	&& (tries<6)
1126	>	#endif
1127	>	){
1128		log_msg(LOG_ERR, "Failed to create udp socket");
1129	<	sleep(10);
1129	>	sleep(SLEEP);
1130	>	#ifdef WIN32
1131	>	tries++;
1132	>	#endif
1133		}
1134
1135	+	#ifdef WIN32
1136	+	if (tries == 6) {
1137	+	log_msg(LOG_ERR, "Giving up");
1138	+	goto out;
1139	+	}
1140	+	#endif
1141	+
1142		config_time=time(NULL)+ihost_state.config_ttl;
1143
1144	+	#ifdef WIN32
1145	+	/* Finally, we have started successfully!
1146	+	* We set state to running even for non-service calls so the while
1147	+	* loop works. Bit of a hack ;)
1148	+	*/
1149	+	service_status.dwCurrentState = SERVICE_RUNNING;
1150	+	if(run_as_service) {
1151	+	SetServiceStatus(hstatus, &service_status);
1152	+	}
1153	+	printf("started\n");
1154	+	#endif
1155	+
1156		/* Now have config.. collect data and send as often as required */
1157	<	for(;;){
1157	>	#ifdef WIN32
1158	>	while(service_status.dwCurrentState == SERVICE_RUNNING)
1159	>	#else
1160	>	for(;;)
1161	>	#endif
1162	>	{
1163		cur_time=time(NULL);
1164
1165		if(cur_time>=udp_time){
1166	+	if(sg_snapshot()) {
1167	+	log_msg(LOG_ERR, "sg_snapshot failed: %s (%s)",
1168	+	sg_str_error(sg_get_error()), sg_get_error_arg());
1169	+	continue; /* Could this get ugly? */
1170	+	}
1171		if((get_system_stats(packet_num++, &ihost_state, packet, MAX_UDP_PACKET_SIZE))!=0){
1172		log_msg(LOG_ERR, "Failed to get system stats");
1173		}
#	Line 906 | Line 1192 | int main(int argc, char **argv){
1192
1193		while((create_udp_sockinfo(&udp_sockinfo, ihost_state.server_fqdn, ihost_state.server_udp_port))!=0){
1194		log_msg(LOG_CRIT, "Failed to create udp socket");
1195	<	sleep(10);
1195	>	sleep(SLEEP);
1196		}
1197
1198		config_time=time(NULL)+ihost_state.config_ttl;
#	Line 917 | Line 1203 | int main(int argc, char **argv){
1203
1204		sleep_delay=udp_time-time(NULL);
1205		log_msg(LOG_DEBUG, "Sleeping for %d", sleep_delay);
1206	+	#ifdef WIN32
1207	+	/* convert to millisecs */
1208	+	sleep_delay *= 1000;
1209	+	#endif
1210		if(sleep_delay>0) sleep(sleep_delay);
1211		}
1212
1213	+	if(sg_shutdown()) {
1214	+	log_msg(LOG_ERR, "sg_shutdown failed: %s (%s)",
1215	+	sg_str_error(sg_get_error()), sg_get_error_arg());
1216	+	}
1217	+
1218	+	#ifdef WIN32
1219	+	WSACleanup();
1220	+	if(run_as_service) {
1221	+	service_status.dwWin32ExitCode = 0;
1222	+	service_status.dwCurrentState = SERVICE_STOPPED;
1223	+	SetServiceStatus(hstatus, &service_status);
1224	+	}
1225	+	#endif
1226	+	log_msg(LOG_ERR, "ihost shutdown successfully");
1227	+	fclose(ihost_config.log);
1228	+
1229		return(0);
1230	+
1231	+	out:
1232	+	#ifdef WIN32
1233	+	WSACleanup();
1234	+	service_stopped();
1235	+	#endif
1236	+	exit(1);
1237	+	}
1238	+
1239	+	#ifdef WIN32
1240	+	int service_main(int argc, char **argv) {
1241	+	int error;
1242	+
1243	+	service_status.dwServiceType = SERVICE_WIN32;
1244	+	service_status.dwCurrentState = SERVICE_START_PENDING;
1245	+	service_status.dwControlsAccepted = SERVICE_ACCEPT_STOP |
1246	+	SERVICE_ACCEPT_SHUTDOWN;
1247	+	service_status.dwWin32ExitCode = 0;
1248	+	service_status.dwServiceSpecificExitCode = 0;
1249	+	service_status.dwCheckPoint = 0;
1250	+	service_status.dwWaitHint = 0;
1251	+
1252	+	hstatus = RegisterServiceCtrlHandler(SERVICENAME,
1253	+	(LPHANDLER_FUNCTION)control_handler);
1254	+	if(hstatus == (SERVICE_STATUS_HANDLE)0) {
1255	+	log_msg(LOG_CRIT, "RegisterServiceCtrlHandle failed");
1256	+	return -1;
1257	+	}
1258	+
1259	+	return run_ihost();
1260	+	}
1261	+
1262	+
1263	+	void parse_w(int argc, char **argv) {
1264	+	if (strcasecmp(optarg, "start") == 0) {
1265	+	log_msg(LOG_ERR, "Attempting to start service...");
1266	+	run_server = 0;
1267	+	if(start_service())
1268	+	log_msg(LOG_ERR, "Service started");
1269	+	} else if (strcasecmp(optarg, "stop") == 0) {
1270	+	log_msg(LOG_ERR, "Attempting to stop service...");
1271	+	run_server = 0;
1272	+	if(stop_service())
1273	+	log_msg(LOG_ERR, "Service stopped");
1274	+	} else if (strcasecmp(optarg, "service") == 0) {
1275	+	run_as_service = 1;
1276	+	} else if (strcasecmp(optarg, "register") == 0) {
1277	+	log_msg(LOG_ERR, "Attempting to register service...");
1278	+	run_server = 0;
1279	+	int i = optind;
1280	+	optind = argc;
1281	+	/* Grab the remaining arguments and use each time the service
1282	+	* is started */
1283	+	if (register_service(argc-i, &argv[i]))
1284	+	log_msg(LOG_ERR, "Registered service successfully");
1285	+	} else if (strcasecmp(optarg, "unregister") == 0) {
1286	+	log_msg(LOG_ERR, "Attempting to unregister service...");
1287	+	run_server = 0;
1288	+	if(unregister_service())
1289	+	log_msg(LOG_ERR, "Unregistered service successfully");
1290	+	} else {
1291	+	fprintf(stderr, "Unknown -w option\n");
1292	+	usage(argv[0]);
1293	+	exit(1);
1294	+	}
1295	+	}
1296	+	#endif
1297	+
1298	+
1299	+	int main(int argc, char **argv){
1300	+	int cmdopt;
1301	+	extern int optind;
1302	+
1303	+	/* Set default settings */
1304	+	ihost_config.verbose=1;
1305	+	ihost_config.daemon=1;
1306	+	/* Set all errors to go down stderr until told otherwise */
1307	+	ihost_config.log=stderr;
1308	+
1309	+	/* Blank ihost_state to default settings */
1310	+	ihost_state.filtermanager_host=DEF_SERVER_NAME;
1311	+	ihost_state.filtermanager_port=DEF_SERVER_PORT;
1312	+	ihost_state.host_fqdn=NULL;
1313	+	ihost_state.host_ip=NULL;
1314	+	ihost_state.preset_fqdn = 0;
1315	+	ihost_state.preset_ip = 0;
1316	+	ihost_state.server_fqdn=NULL;
1317	+	ihost_state.file_list=NULL;
1318	+	ihost_state.last_modified=NULL;
1319	+
1320	+	while((cmdopt=getopt(argc, argv, OPTSTRING)) != -1){
1321	+	switch(cmdopt){
1322	+	case 'v':
1323	+	ihost_config.verbose++;
1324	+	break;
1325	+
1326	+	#ifndef WIN32
1327	+	case 'f':
1328	+	/* Force syslog logging since stderr will be closed in this case */
1329	+	ihost_config.daemon=0;
1330	+	break;
1331	+	#endif
1332	+
1333	+	case 'V':
1334	+	fprintf(stderr, "%s version %s\n", argv[0], VERSION);
1335	+	break;
1336	+	case 'n':
1337	+	ihost_state.preset_fqdn = 1;
1338	+	ihost_state.host_fqdn = strdup(optarg);
1339	+	if(ihost_state.host_fqdn == NULL){
1340	+	fprintf(stderr, "Missing hostname\n");
1341	+	usage(argv[0]);
1342	+	}
1343	+	break;
1344	+	case 'i':
1345	+	/* Hmm.. Someone could set any string to be the IP, and it will let it */
1346	+	ihost_state.preset_ip = 1;
1347	+	ihost_state.host_ip = strdup(optarg);
1348	+	if(ihost_state.host_ip == NULL){
1349	+	fprintf(stderr, "Missing ip\n");
1350	+	usage(argv[0]);
1351	+	}
1352	+	break;
1353	+
1354	+	case 's':
1355	+	ihost_state.filtermanager_host=strdup(optarg);
1356	+	break;
1357	+
1358	+	case 'p':
1359	+	ihost_state.filtermanager_port=atoi(optarg);
1360	+	break;
1361	+
1362	+	#ifdef WIN32
1363	+	case 'w':
1364	+	parse_w(argc, argv);
1365	+	break;
1366	+	#endif
1367	+
1368	+	case 'h':
1369	+	default:
1370	+	usage(argv[0]);
1371	+	exit(1);
1372	+	}
1373	+	}
1374	+
1375	+	#ifdef WIN32
1376	+	if (run_server) {
1377	+	if(run_as_service) {
1378	+	if((ihost_config.log=fopen(LOG_FILE, "a"))==NULL){
1379	+	ihost_config.log=stderr;
1380	+	log_msg(LOG_CRIT, "Failed to open Logfiles %s for writing", LOG_FILE);
1381	+	exit(1);
1382	+	}
1383	+	log_msg(LOG_ERR, "Starting Service-Mode i-host");
1384	+	SERVICE_TABLE_ENTRY service_table[2];
1385	+	service_table[0].lpServiceName = SERVICENAME;
1386	+	service_table[0].lpServiceProc = (LPSERVICE_MAIN_FUNCTION)service_main;
1387	+	service_table[1].lpServiceName = NULL;
1388	+	service_table[1].lpServiceProc = NULL;
1389	+	return StartServiceCtrlDispatcher(service_table);
1390	+	} else {
1391	+	log_msg(LOG_ERR, "Starting User-Mode i-host");
1392	+	return run_ihost();
1393	+	}
1394	+	}
1395	+	#else
1396	+	return run_ihost();
1397	+	#endif
1398		}

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