Added experimental snmp extension

mbutils/.cvsignore

@@ -1 +1 @@
-filelist mball mbchat mblang mbstat mbtoberep mbuser mbbw
+filelist mball mbchat mblang mbstat mbsnmp mbtoberep mbuser mbbw

mbutils/Makefile

@@ -4,14 +4,16 @@
 
 include ../Makefile.global
 
-SRCS		= mball.c dlcount.c mblang.c mbstat.c mbtoberep.c mbuser.c mbbw.c
+SRCS		= mball.c dlcount.c mblang.c mbstat.c mbsnmp.c mbtoberep.c mbuser.c mbbw.c
-HDRS		= mball.h dlcount.h mbstat.h mbuser.h
+HDRS		= mball.h dlcount.h mbstat.h mbsnmp.h mbuser.h
 MBALL_OBJS	= mball.o dlcount.o
 MBALL_LIBS	= ../lib/libmbse.a ../lib/libdbase.a
 MBLANG_OBJS	= mblang.o
 MBLANG_LIBS	= ../lib/libmbse.a ../lib/libdbase.a
 MBSTAT_OBJS	= mbstat.o
 MBSTAT_LIBS	= ../lib/libmbse.a ../lib/libdbase.a
+MBSNMP_OBJS	= mbsnmp.o
+MBSNMP_LIBS	= ../lib/libmbse.a ../lib/libdbase.a
 MBTOBE_OBJS	= mbtoberep.o
 MBTOBE_LIBS	= ../lib/libmbse.a ../lib/libdbase.a
 MBUSER_OBJS	= mbuser.o
@@ -19,7 +21,7 @@ MBUSER_LIBS	= ../lib/libmbse.a ../lib/libdbase.a
 MBBW_OBJS	= mbbw.o
 MBBW_LIBS	= ../lib/libmbse.a ../lib/libdbase.a
 OTHER		= Makefile
-TARGET		= mball mblang mbstat mbtoberep mbuser mbbw
+TARGET		= mball mblang mbstat mbsnmp mbtoberep mbuser mbbw
 
 #############################################################################################################
 
@@ -40,6 +42,9 @@ mblang:		${MBLANG_OBJS} ${MBLANG_LIBS}
 mbstat:		${MBSTAT_OBJS} ${MBSTAT_LIBS}
 		${CC} -o mbstat ${MBSTAT_OBJS} ${LDFLAGS} ${LIBS} ${MBSTAT_LIBS}
 
+mbsnmp:		${MBSNMP_OBJS} ${MBSNMP_LIBS}
+		${CC} -o mbsnmp ${MBSNMP_OBJS} ${LDFLAGS} ${LIBS} ${MBSNMP_LIBS}
+
 mbtoberep:	${MBTOBE_OBJS} ${MBTOBE_LIBS}
 		${CC} -o mbtoberep ${MBTOBE_OBJS} ${LDFLAGS} ${LIBS} ${MBTOBE_LIBS}
 
@@ -56,6 +61,7 @@ install:	all
 		${INSTALL} -c -s -o ${OWNER} -g ${GROUP}  -m 0700 mball     ${BINDIR}
 		${INSTALL} -c -s -o ${OWNER} -g ${GROUP}  -m 0700 mblang    ${BINDIR}
 		${INSTALL} -c -s -o ${OWNER} -g ${GROUP}  -m 0750 mbstat    ${BINDIR}
+		${INSTALL} -c -s -o ${OWNER} -g ${GROUP}  -m 4750 mbsnmp    ${BINDIR}
 		${INSTALL} -c -s -o ${OWNER} -g ${GROUP}  -m 0700 mbtoberep ${BINDIR}
 		${INSTALL} -c -s -o ${ROWNER} -g ${RGROUP} -m 6711 mbuser    ${BINDIR}
 		${INSTALL} -c -s -o ${OWNER} -g ${GROUP}  -m 0750 mbbw      ${BINDIR}
@@ -94,6 +100,7 @@ mball.o: ../config.h ../lib/mbselib.h ../lib/mbse.h ../lib/users.h ../lib/mbsedb
 dlcount.o: ../config.h ../lib/mbselib.h ../lib/users.h ../lib/mbsedb.h dlcount.h
 mblang.o: ../config.h ../lib/mbselib.h
 mbstat.o: ../config.h ../lib/mbselib.h ../lib/users.h ../lib/mbsedb.h mbstat.h
+mbsnmp.o: ../config.h ../lib/mbselib.h ../lib/users.h ../lib/mbsedb.h mbsnmp.h
 mbtoberep.o: ../config.h ../lib/mbselib.h
 mbuser.o: ../config.h ../lib/mbselib.h ../lib/users.h ../lib/mbsedb.h mbuser.h
 mbbw.o: ../config.h ../lib/mbselib.h ../lib/bluewave.h

mbutils/mbsnmp.c

@@ -0,0 +1,236 @@
+/*****************************************************************************
+ *
+ * $Id$
+ * Purpose ...............: SNMP passthru support.
+ *
+ *****************************************************************************
+ * Copyright (C) 1997-2008
+ *   
+ * Michiel Broek		FIDO:	2:280/2802
+ * Beekmansbos 10
+ * 1971 BV IJmuiden
+ * the Netherlands
+ *
+ * This file is part of MBSE BBS.
+ *
+ * This BBS is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * MBSE BBS is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with MBSE BBS; see the file COPYING.  If not, write to the Free
+ * Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ *****************************************************************************/
+
+#include "../config.h"
+#include "../lib/mbselib.h"
+#include "../lib/users.h"
+#include "../lib/mbsedb.h"
+#include "mbsnmp.h"
+
+
+
+// mbsnmp [-n|-g] .1.3.6.1.4.1.2021.256.group.item
+// mbsnmp <base oid> <request type> <requested oid>
+// <base oid>	     Base oid for this tree.
+// <request type>    -n for SNMP getNext, or -g for SNMP get.
+// <request oid>     Requested OID
+// outputs: "new oid\n" . "integer\n" . data . "\n"
+
+
+/*	
+ * group	command		reply
+ * -----	-------		----------------------------------------------------------------------------------------------
+ * 0		MGMS:0;		100:12,kbrcvd,kbsent,sessin,sessout,sess_sec,sess_unseq,sess_bad,ftsc,yoohoo,emsi,binkp,freqs;
+ * 1		MGTN:0; 	100:3,in,out,bad;
+ * 2		MGTI:0; 	100:3,in,out,bad;
+ * 3		MGTE:0; 	100:4,in,out,bad,dupe;
+ * 4		MGTR:0;		100:4,in,out,bad,dupe;
+ * 5		MGTT:0; 	100:4,in,out,bad,dupe;
+ * 6		MGTF:0; 	100:6,in,out,bad,dupe,magics,hatched;
+ * 7		MGBB:0; 	100:9,sessions,minutes,posted,uploads,kbupload,downloads,kbdownload,chats,chatminutes;
+ * 8		MGOB:0; 	100:1,size;
+ */
+
+
+void usage(void);
+void die(int);
+
+
+
+void usage(void)
+{
+    fprintf(stderr, "\nMBSNMP: MBSE BBS %s SNMP subagent\n", VERSION);
+    fprintf(stderr, "        %s\n", COPYRIGHT);
+    fprintf(stderr, "\nUsage:    mbsnmp <base oid> <request type> <request oid>\n\n");
+    exit(MBERR_COMMANDLINE);
+}
+
+
+
+void die(int onsig)
+{
+    signal(onsig, SIG_IGN);
+
+    if (onsig)
+	Syslog('+', "Terminated on signal %d", onsig);
+
+    ExitClient(onsig);
+}
+
+
+
+int main(int argc, char **argv)
+{
+    int		    i, getnext = FALSE, group = 0, sub = 0, params, val;
+    char	    *cmd, *t1, *t2, *saveptr1 = NULL, *saveptr2 = NULL, *token1, *token2; 
+    char	    *base_save, *req_save, *envptr = NULL, *req_oid, *base_oid, *resp, *type;
+    struct passwd   *pw;
+
+    /*
+     * First, check the syntax and parameters.
+     */
+    if (argc != 4)
+	usage();
+    if (strcmp(argv[2],"-n") && strcmp(argv[2],"-g"))
+	usage();
+    base_oid = argv[1];
+    req_oid  = argv[3];
+    getnext  = strcmp(argv[2], "-g");
+    if (strncmp(base_oid, req_oid, strlen(base_oid)))
+	usage();
+
+    /*
+     * The next trick is to supply a fake environment variable
+     * MBSE_ROOT because most likely we are started from snmpd.
+     * This will setup the variable so InitConfig() will work.
+     * The /etc/passwd must point to the correct homedirectory.
+     */
+    pw = getpwnam((char *)"mbse");
+    if (getenv("MBSE_ROOT") == NULL) {
+	envptr = xstrcpy((char *)"MBSE_ROOT=");
+	envptr = xstrcat(envptr, pw->pw_dir);
+	putenv(envptr);
+    }
+
+    InitConfig();
+
+    /*
+     * Catch or ignore signals
+     */
+    for (i = 0; i < NSIG; i++) {
+	if ((i == SIGHUP) || (i == SIGINT) || (i == SIGBUS) || (i == SIGILL) || (i == SIGSEGV) || (i == SIGTERM) || (i == SIGIOT))
+	    signal(i, (void (*))die);
+	else if ((i != SIGKILL) && (i != SIGSTOP))
+	    signal(i, SIG_IGN);
+    }
+
+    cmd = xstrcpy((char *)"Cmd:");
+
+    for (i = 1; i < argc; i++) {
+	cmd = xstrcat(cmd, (char *)" ");
+	cmd = xstrcat(cmd, argv[i]);
+    }
+
+    pw = getpwuid(getuid());
+    InitClient(pw->pw_name, (char *)"mbsnmp", CFG.location, CFG.logfile, 
+		CFG.util_loglevel, CFG.error_log, CFG.mgrlog, CFG.debuglog);
+
+    Syslog('f', cmd);
+    free(cmd);
+
+//    Syslog('+', "base oid %s", base_oid);
+//    Syslog('+', "req_oid  %s", req_oid);
+//    Syslog('+', "getnext  %s", getnext ? "True":"False");
+
+    base_save = xstrcpy(base_oid);
+    req_save  = xstrcpy(req_oid);
+    for (i = 1, t1 = base_oid, t2 = req_oid; ; i++, t1 = NULL, t2 = NULL) {
+	token1 = strtok_r(t1, ".", &saveptr1);
+	token2 = strtok_r(t2, ".", &saveptr2);
+	if ((token1 == NULL) || (token2 == NULL))
+	    break;
+//	Syslog('-', "%d %s %s", i, token1, token2);
+    }
+
+    /*
+     * Complete the requested OID if needed.
+     */
+    if (token2) {
+	group = atoi(token2);
+//	Syslog('-', "%d %s %s", i, token1, token2);
+	t2 = NULL;
+	token2 = strtok_r(t2, ".", &saveptr2);
+	if (token2) {
+//	    Syslog('-', "%d %s %s", i, token1, token2);
+	    sub = atoi(token2);
+	}
+    }
+
+//    Syslog('+', "group=%d sub=%d", group, sub);
+
+    if ((group < 0) || (group > 8)) {
+	die(MBERR_OK);
+    }
+
+    switch (group) {
+	case 0:	resp = SockR("MGMS:0;"); break;
+	case 1: resp = SockR("MGTN:0;"); break;
+	case 2: resp = SockR("MGTI:0;"); break;
+	case 3: resp = SockR("MGTE:0;"); break;
+	case 4: resp = SockR("MGTR:0;"); break;
+	case 5: resp = SockR("MGTT:0;"); break;
+	case 6: resp = SockR("MGTF:0;"); break;
+	case 7: resp = SockR("MGBB:0;"); break;
+	case 8: resp = SockR("MGOB:0;"); break;
+	default: resp = (char *)"200:0;";
+    }
+
+//    Syslog('+', "resp %s", resp);
+
+    t1 = strtok(resp, ":");
+    t1 = strtok(NULL, ",");
+    params = atoi(t1);
+
+//    Syslog('+', "params=%d", params);
+    for (i = 0; i < params; i++) {
+	t1 = strtok(NULL, ",;");
+//	Syslog('+', "t1 %d %s", i, t1);
+	val = atoi(t1);
+	if (i == sub)
+	    break;
+    }
+
+    /*
+     * The value type defaults to counter.
+     */
+    type = (char *)"counter";
+    if ((group == 8) && (sub == 0))
+	type = (char *)"integer";
+
+    if ((group < 9) && (sub < params)) {
+	if (getnext) {
+	    sub++;
+	    if ((sub >= params) && (group < 8)) {
+		sub = 0;
+		group++;
+	    }
+	}
+    	printf("%s.%d.%d\n", base_save, group, sub);
+    	printf("%s\n", type);
+    	printf("%d\n", val);
+	Syslog('f', "Rsp: %s %s => %s.%d.%d %s %d", req_save, getnext ? "N":"G", base_save, group, sub, type, val);
+    }
+
+    die(MBERR_OK);
+    return 0;
+}
+
+
+

mbutils/mbsnmp.h

@@ -0,0 +1,8 @@
+/* $Id$ */
+
+#ifndef	_MBSNMP_H
+#define	_MBSNMP_H
+
+
+
+#endif