Implemented directory inbound sessions

ChangeLog

@@ -29,6 +29,7 @@ v0.35.03	06-Jul-2002
 		Added routing tables for special cases. Most systems don't
 		need this.
 		The route test command now works exactly as netmails do.
+		Implemented directory inbound tossing.
 
 	newuser:
 		Check for Unix accounts is now case sensitive.

mbfido/Makefile

@@ -14,7 +14,7 @@ SRCS		= addbbs.c backalias.c flock.c hatch.c mbdiff.c mgrutil.c pack.c \
 		  hash.c mbaff.c mbseq.c notify.c postnetmail.c scannews.c tosspkt.c \
 		  mbfkill.c mbfutil.c mbfindex.c mbfcheck.c mbfpack.c mbflist.c mbfadopt.c \
 		  mbfimport.c virscan.c mbftoberep.c mbfmove.c mbfdel.c bounce.c \
-		  createm.c createf.c msgflags.c
+		  createm.c createf.c msgflags.c dirsession.c
 HDRS		= addbbs.h backalias.h flock.h hatch.h mbdiff.h mgrutil.h pack.h \
 		  postnetmail.h scannews.h tosspkt.h addpkt.h bwrite.h forward.h \
 		  lhash.h mbfido.h mkftnhdr.h ptic.h sendmail.h tracker.h \
@@ -25,14 +25,14 @@ HDRS		= addbbs.h backalias.h flock.h hatch.h mbdiff.h mgrutil.h pack.h \
 		  atoul.h filemgr.h hash.h mbaff.h mbseq.h notify.h postemail.h scan.h toberep.h \
 		  mbfkill.h mbfutil.h mbfindex.h mbfcheck.h mbfpack.h mbflist.h mbfadopt.h \
 		  mbfimport.h virscan.h mbftoberep.h mbfmove.h mbfdel.h bounce.h \
-		  createm.h createf.h msgflags.h
+		  createm.h createf.h msgflags.h dirsession.h
 MBFIDO_OBJS	= flock.o tosspkt.o mbfido.o hatch.o maketags.o virscan.o tracker.o \
 		  makestat.o scannews.o lhash.o bounce.o pack.o ulock.o tic.o ptic.o \
 		  utic.o mover.o hash.o mkftnhdr.o addbbs.o magic.o fsort.o toberep.o \
 		  ftn2rfc.o atoul.o ping.o forward.o sendmail.o scan.o addpkt.o \
 		  storenet.o storeecho.o areamgr.o filemgr.o notify.o mgrutil.o rollover.o \
 		  bwrite.o rfc2ftn.o rnews.o newspost.o aliasdb.o postemail.o postnetmail.o \
-		  postecho.o backalias.o createm.o createf.o msgflags.o
+		  postecho.o backalias.o createm.o createf.o msgflags.o dirsession.o
 MBSEQ_OBJS	= mbseq.o
 MBAFF_OBJS	= announce.o fflist.o filefind.o grlist.o mbaff.o msgutil.o
 MBINDEX_OBJS	= mbindex.o
@@ -148,7 +148,7 @@ addpkt.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/structs.h ../lib/us
 bwrite.o: ../config.h ../lib/libs.h ../lib/memwatch.h bwrite.h
 forward.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/structs.h ../lib/users.h ../lib/records.h ../lib/common.h ../lib/clcomm.h ../lib/dbnode.h ../lib/dbtic.h ../lib/diesel.h tic.h sendmail.h rollover.h mgrutil.h forward.h
 lhash.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/clcomm.h lhash.h
-mbfido.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/mbse.h ../lib/structs.h ../lib/users.h ../lib/records.h ../lib/common.h ../lib/clcomm.h ../lib/dbdupe.h ../lib/dbcfg.h ../lib/dbnode.h ../lib/dbmsgs.h ../lib/dbuser.h ../lib/dbftn.h ../lib/dbtic.h ../lib/msg.h flock.h tosspkt.h pack.h ulock.h tic.h fsort.h scan.h mbfido.h tracker.h notify.h rollover.h hatch.h scannews.h maketags.h makestat.h newspost.h rnews.h mgrutil.h backalias.h rfc2ftn.h
+mbfido.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/mbse.h ../lib/structs.h ../lib/users.h ../lib/records.h ../lib/common.h ../lib/clcomm.h ../lib/dbdupe.h ../lib/dbcfg.h ../lib/dbnode.h ../lib/dbmsgs.h ../lib/dbuser.h ../lib/dbftn.h ../lib/dbtic.h ../lib/msg.h flock.h tosspkt.h pack.h ulock.h tic.h fsort.h scan.h mbfido.h tracker.h notify.h rollover.h hatch.h scannews.h maketags.h makestat.h newspost.h rnews.h mgrutil.h backalias.h rfc2ftn.h dirsession.h
 mkftnhdr.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/structs.h ../lib/users.h ../lib/records.h ../lib/common.h ../lib/clcomm.h ../lib/dbcfg.h atoul.h hash.h msgflags.h aliasdb.h mkftnhdr.h
 ping.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/structs.h ../lib/users.h ../lib/records.h ../lib/common.h ../lib/clcomm.h ../lib/msg.h ../lib/msgtext.h ../lib/dbcfg.h ../lib/dbnode.h ../lib/dbtic.h ../lib/dbdupe.h ../lib/dbuser.h ../lib/dbftn.h sendmail.h postnetmail.h ping.h
 rfc2ftn.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/structs.h ../lib/users.h ../lib/records.h ../lib/common.h ../lib/clcomm.h ../lib/mbinet.h ../lib/dbdupe.h ../lib/dbnode.h ../lib/dbmsgs.h ../lib/msg.h ../lib/msgtext.h mkftnhdr.h hash.h rollover.h pack.h postnetmail.h postecho.h msgflags.h rfc2ftn.h
@@ -206,4 +206,5 @@ bounce.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/structs.h ../lib/us
 createm.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/structs.h ../lib/users.h ../lib/records.h ../lib/common.h ../lib/clcomm.h ../lib/msg.h mgrutil.h createm.h
 createf.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/structs.h ../lib/users.h ../lib/records.h ../lib/common.h ../lib/clcomm.h mgrutil.h createf.h
 msgflags.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/structs.h ../lib/clcomm.h msgflags.h
+dirsession.o: ../config.h ../lib/libs.h ../lib/memwatch.h ../lib/structs.h ../lib/users.h ../lib/records.h ../lib/common.h ../lib/clcomm.h dirsession.h
 # End of generated dependencies

mbfido/dirsession.c

@@ -0,0 +1,219 @@
+/*****************************************************************************
+ *
+ * $Id$
+ * Purpose ...............: Directory Mail/Files sessions
+ *
+ *****************************************************************************
+ * Copyright (C) 1997-2002
+ *   
+ * 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, 675 Mass Ave, Cambridge, MA 02139, USA.
+ *****************************************************************************/
+
+#include "../config.h"
+#include "../lib/libs.h"
+#include "../lib/memwatch.h"
+#include "../lib/structs.h"
+#include "../lib/users.h"
+#include "../lib/records.h"
+#include "../lib/common.h"
+#include "../lib/clcomm.h"
+#include "dirsession.h"
+
+
+extern int  do_unprot;
+
+
+/*
+ * Check for lock, return TRUE if node is locked.
+ */
+int islocked(char *, int, int);
+int islocked(char *lockfile, int chklck, int waitclr)
+{
+    int	    i;
+    time_t  now, ftime;
+
+    if (chklck && strlen(lockfile)) {
+	Syslog('m', "Checking lockfile %s", lockfile);
+
+	/*
+	 * First check for stale lockfile.
+	 */
+	if (! file_exist(lockfile, R_OK)) {
+	    ftime = file_time(lockfile);
+	    now = time(NULL);
+	    if ((now - ftime) > 21600) {
+		Syslog('+', "Removing stale lockfile %s, older then 6 hours", lockfile);
+		file_rm(lockfile);
+	    }
+	}
+
+	/*
+	 * Next check for lockfile with wait for clear
+	 */
+	if ((file_exist(lockfile, R_OK) == 0) && waitclr) {
+	    Syslog('+', "Node is locked, waiting 10 minutes");
+	    i = 120;
+	    while (TRUE) {
+		sleep(5);
+		Nopper();
+		if (file_exist(lockfile, R_OK))
+		    break;
+		i--;
+		if (i == 0) {
+		    Syslog('+', "Timeout waiting for lock %s", lockfile);
+		    break;
+		}
+	    }
+	}
+
+	/*
+	 * Check again if lockfile exists.
+	 */
+	if (file_exist(lockfile, R_OK)) {
+	    return FALSE;
+	} else {
+	    Syslog('+', "Lockfile exists, skipping this node");
+	    return TRUE;
+	}
+    }
+    return FALSE;
+}
+
+
+
+/*
+ * Create a 1 byte lockfile if create is TRUE.
+ * Returns FALSE if failed.
+ */
+int setlock(char *, int);
+int setlock(char *lockfile, int create)
+{
+    FILE    *fp;
+    char    temp[1];
+
+    if (create && strlen(lockfile)) {
+	Syslog('m', "create lockfile %s", lockfile);
+	if ((fp = fopen(lockfile, "w")) == NULL) {
+	    WriteError("$Can't create lock %s", lockfile);
+	    return FALSE;
+	}
+	fwrite(temp, 1, sizeof(char), fp);
+	fsync(fileno(fp));
+	fclose(fp);
+	chmod(lockfile, 0664);
+    }
+
+    return TRUE;
+}
+
+
+
+/*
+ * Removing lockfile
+ */
+void remlock(char *, int);
+void remlock(char *lockfile, int create)
+{
+    if (create) {
+	if (file_rm(lockfile))
+	    WriteError("$Can't remove lock %s", lockfile);
+	else
+	    Syslog('m', "Removed lock %s", lockfile);
+    }
+}
+
+
+
+void dirinbound(void)
+{
+    FILE	    *fp;
+    char	    *temp, *from, *too;
+    long	    fileptr;
+    struct dirent   *de;
+    DIR		    *dp;
+    
+    Syslog('m', "Starting directory inbound sessions");
+
+    temp = calloc(PATH_MAX, sizeof(char));
+    sprintf(temp, "%s/etc/nodes.data", getenv("MBSE_ROOT"));
+    if ((fp = fopen(temp, "r")) != NULL) {
+	fread(&nodeshdr, sizeof(nodeshdr), 1, fp);
+
+	while (fread(&nodes, nodeshdr.recsize, 1, fp) == 1) {
+	    if (nodes.Session_in == S_DIR && strlen(nodes.Dir_in_path)) {
+		fileptr = ftell(fp) - nodeshdr.recsize;
+		Syslog('+', "Directory inbound session for node %s", aka2str(nodes.Aka[0]));
+		if (! islocked(nodes.Dir_in_clock, nodes.Dir_in_chklck, nodes.Dir_in_waitclr)) {
+		    Syslog('m', "Node is free, start processing");
+		    setlock(nodes.Dir_in_mlock, nodes.Dir_in_mklck);
+
+		    if ((dp = opendir(nodes.Dir_in_path)) == NULL) {
+			WriteError("$Can't open directory %s", nodes.Dir_in_path);
+		    } else {
+			from = calloc(PATH_MAX, sizeof(char));
+			too  = calloc(PATH_MAX, sizeof(char));
+			while ((de = readdir(dp))) {
+			    if (strcmp(de->d_name, ".") && strcmp(de->d_name, "..")) {
+				sprintf(from, "%s/%s", nodes.Dir_in_path, de->d_name);
+				if (access(from, R_OK | W_OK)) {
+				    WriteError("$No rights to move %s", from);
+				} else {
+				    /*
+				     * Inbound is set by previous toss or tic to
+				     * protected or unprotected inbound.
+				     */
+				    if (do_unprot)
+					sprintf(too,  "%s/%s", CFG.inbound, de->d_name);
+				    else
+					sprintf(too,  "%s/%s", CFG.pinbound, de->d_name);
+				    if (access(too, F_OK) == 0) {
+					WriteError("File %s already in inbound, skip", too);
+				    } else {
+					Syslog('m', "Move %s to %s", from, too);
+					if (file_mv(from, too)) {
+					    WriteError("$Move %s to %s failed", from, too);
+					}
+				    }
+				}
+			    }
+			}
+			free(too);
+			free(from);
+		    }
+		    
+		    remlock(nodes.Dir_in_mlock, nodes.Dir_in_mklck);
+		}
+
+		/*
+		 * Reread noderecord
+		 */
+		fseek(fp, fileptr, SEEK_SET);
+		fread(&nodes, nodeshdr.recsize, 1, fp);
+	    }
+	    fseek(fp, nodeshdr.filegrp + nodeshdr.mailgrp, SEEK_CUR);
+	}
+    }
+    free(temp);
+    Syslog('m', "Finished directory inbound sessions");
+}
+
+

mbfido/dirsession.h

@@ -0,0 +1,10 @@
+#ifndef _DIRSESSION_H
+#define _DIRSESSION_H
+
+/* $Id$ */
+
+
+void dirinbound(void);
+
+
+#endif

mbfido/mbfido.c

@@ -65,6 +65,7 @@
 #include "mgrutil.h"
 #include "backalias.h"
 #include "rfc2ftn.h"
+#include "dirsession.h"
 
 
 #define	UNPACK_FACTOR 300
@@ -534,6 +535,12 @@ int main(int argc, char **argv)
 		if (TossMail() == FALSE)
 			die(0);
 	}
+	if (do_tic || do_toss) {
+	    /*
+	     * Do inbound direcory sessions
+	     */
+	    dirinbound();
+	}
 	if (!do_uucp)
 		newspost();
 	if (do_test) {