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/* Mixmaster version 3.0 -- (C) 1999 - 2004 Anonymizer Inc. and others.
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Mixmaster may be redistributed and modified under certain conditions.
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This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF
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ANY KIND, either express or implied. See the file COPYRIGHT for
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details.
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Mixmaster initialization, configuration
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$Id$ */
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#include "mix3.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdarg.h>
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#include <ctype.h>
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#include <time.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#ifdef POSIX
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#include <signal.h>
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#include <unistd.h>
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#include <pwd.h>
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#include <sys/utsname.h>
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#else /* end of POSIX */
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#include <io.h>
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#include <direct.h>
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#endif /* else if not POSIX */
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#ifdef WIN32
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#include <windows.h>
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#include <shlobj.h>
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#endif /* WIN32 */
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#include <assert.h>
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#include "menu.h"
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int buf_vappendf(BUFFER *b, char *fmt, va_list args);
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/** filenames ************************************************************/
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char MIXCONF[PATHMAX] = DEFAULT_MIXCONF;
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char DISCLAIMFILE[PATHMAX];
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char FROMDSCLFILE[PATHMAX];
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char MSGFOOTERFILE[PATHMAX];
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char POP3CONF[PATHMAX];
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char HELPFILE[PATHMAX];
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char REQUESTDIR[PATHMAX];
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char ABUSEFILE[PATHMAX];
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char REPLYFILE[PATHMAX];
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char USAGEFILE[PATHMAX];
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char USAGELOG[PATHMAX];
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char BLOCKFILE[PATHMAX];
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char ADMKEYFILE[PATHMAX];
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char KEYFILE[PATHMAX];
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char PGPKEY[PATHMAX];
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char DSAPARAMS[PATHMAX];
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char DHPARAMS[PATHMAX];
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char MIXRAND[PATHMAX];
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char SECRING[PATHMAX];
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char PUBRING[PATHMAX];
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char IDLOG[PATHMAX];
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char STATS[PATHMAX];
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char PGPMAXCOUNT[PATHMAX];
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char DESTBLOCK[PATHMAX];
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char DESTALLOW[PATHMAX];
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char SOURCEBLOCK[PATHMAX];
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char HDRFILTER[PATHMAX];
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char REGULAR[PATHMAX];
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char POOL[PATHMAX];
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char TYPE1LIST[PATHMAX];
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char TYPE2REL[PATHMAX];
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char TYPE2LIST[PATHMAX];
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char PIDFILE[PATHMAX];
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char PGPREMPUBRING[PATHMAX];
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char PGPREMPUBASC[PATHMAX];
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char PGPREMSECRING[PATHMAX];
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char NYMSECRING[PATHMAX];
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char NYMDB[PATHMAX];
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char STAREX[PATHMAX];
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/** config ***************************************************************/
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char MIXDIR[PATHMAX];
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char POOLDIR[PATHMAX];
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/* programs */
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char SENDMAIL[LINELEN];
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char SENDANONMAIL[LINELEN];
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char NEWS[LINELEN];
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char TYPE1[LINELEN];
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/* addresses */
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char MAILtoNEWS[LINELEN];
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char REMAILERNAME[LINELEN];
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char ANONNAME[LINELEN];
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char REMAILERADDR[LINELEN];
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char ANONADDR[LINELEN];
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char COMPLAINTS[LINELEN];
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int AUTOREPLY;
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char SMTPRELAY[LINELEN];
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char SMTPUSERNAME[LINELEN];
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char SMTPPASSWORD[LINELEN];
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#ifdef USE_SOCK
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char HELONAME[LINELEN];
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char ENVFROM[LINELEN];
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int POP3DEL;
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int POP3SIZELIMIT;
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long POP3TIME;
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#endif /* USE_SOCK */
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char SHORTNAME[LINELEN];
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/* remailer configuration */
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int REMAIL;
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int MIX;
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int PGP;
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int UNENCRYPTED;
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int REMIX;
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int REPGP;
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char EXTFLAGS[LINELEN]; /* user-defined capstring flags */
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char PRECEDENCE[LINELEN]; /* default Precedence: header for outgoing mail */
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int POOLSIZE;
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int RATE;
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int INDUMMYP;
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int OUTDUMMYP;
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int INDUMMYMAXP;
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int OUTDUMMYMAXP;
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int MIDDLEMAN;
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int AUTOBLOCK;
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int STATSDETAILS;
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char FORWARDTO[LINELEN];
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int SIZELIMIT; /* maximal size of remailed messages */
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int INFLATEMAX; /* maximal size of Inflate: padding */
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int MAXRANDHOPS;
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int BINFILTER; /* filter binary attachments? */
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int LISTSUPPORTED; /* list supported remailers in remailer-conf reply? */
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long PACKETEXP; /* Expiration time for old packets */
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long IDEXP; /* 0 = no ID log !! */
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long SENDPOOLTIME; /* frequency for sending pool messages */
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long MAILINTIME; /* frequency for processing MAILIN mail */
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long KEYLIFETIME;
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long KEYOVERLAPPERIOD;
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long KEYGRACEPERIOD;
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char ERRLOG[LINELEN];
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char ADDRESS[LINELEN];
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char NAME[LINELEN];
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char ORGANIZATION[LINELEN];
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char MID[LINELEN];
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/* client config */
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int NUMCOPIES;
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char CHAIN[LINELEN];
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int VERBOSE;
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int DISTANCE;
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int MINREL;
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int RELFINAL;
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long MAXLAT;
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char PGPPUBRING[PATHMAX];
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char PGPSECRING[PATHMAX];
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char PASSPHRASE[LINELEN];
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char MAILIN[PATHMAX];
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char MAILBOX[PATHMAX];
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char MAILABUSE[PATHMAX];
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char MAILBLOCK[PATHMAX];
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char MAILUSAGE[PATHMAX];
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char MAILANON[PATHMAX];
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char MAILERROR[PATHMAX];
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char MAILBOUNCE[PATHMAX];
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int CLIENTAUTOFLUSH;
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int MAXRECIPIENTS;
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long TIMESKEW_FORWARD;
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long TIMESKEW_BACK;
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int TEMP_FAIL;
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char ENTEREDPASSPHRASE[LINELEN] = "";
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static int rereadconfig = 0;
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static int terminatedaemon = 0;
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#if defined(S_IFDIR) && !defined(S_ISDIR)
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#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
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#endif /* defined(S_IFDIR) && !defined(S_ISDIR) */
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static int mixdir(char *d, int create)
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{
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int err;
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struct stat buf;
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if (d != MIXDIR)
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strncpy(MIXDIR, d, PATHMAX);
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if (MIXDIR[strlen(MIXDIR) - 1] == DIRSEP)
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MIXDIR[strlen(MIXDIR) - 1] = '\0';
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err = stat(MIXDIR, &buf);
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if (err == -1) {
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if (create) {
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#ifndef POSIX
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err = mkdir(MIXDIR);
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#else /* end of not POSIX */
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err = mkdir(MIXDIR, S_IRWXU);
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#endif /* else if POSIX */
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if (err == 0)
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errlog(NOTICE, "Creating directory %s.\n", MIXDIR);
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} else
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err = 1;
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} else if (!S_ISDIR(buf.st_mode))
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err = -1;
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if (err == 0)
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strcatn(MIXDIR, DIRSEPSTR, PATHMAX);
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return (err);
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}
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void whoami(char *addr, char *defaultname)
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{
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char *p = NULL;
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#if defined(HAVE_GETDOMAINNAME) || (defined(HAVE_GETHOSTNAME) && ! defined(HAVE_UNAME))
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char line[LINELEN];
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#endif /* defined(HAVE_GETDOMAINNAME) || [...] */
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#ifdef HAVE_UNAME
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struct utsname uts;
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#endif /* HAVE_UNAME */
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#ifdef POSIX
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p = getlogin();
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#endif /* POSIX */
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if (p == NULL)
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strcpy(addr, defaultname);
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else
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strncpy(addr, p, LINELEN);
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strcatn(addr, "@", LINELEN);
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#ifdef HAVE_UNAME
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if (uname(&uts) != -1)
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strcatn(addr, uts.nodename, LINELEN);
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#elif defined(HAVE_GETHOSTNAME) /* end of HAVE_UNAME */
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if (gethostname(line, LINELEN) == 0)
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strcatn(addr, line, LINELEN);
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#endif /* defined(HAVE_GETHOSTNAME) */
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if (addr[strlen(addr) - 1] == '@')
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strcatn(addr, SHORTNAME, LINELEN);
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if (strchr(strchr(addr, '@'), '.') == NULL) {
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#ifdef HAVE_GETDOMAINNAME
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if (getdomainname(line, LINELEN) == 0 && !streq(line, "(none)")) {
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strcatn(addr, ".", LINELEN);
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strcatn(addr, line, LINELEN);
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}
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#endif /* HAVE_GETDOMAINNAME */
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}
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}
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#define read_conf(t) readconfline(line, #t, sizeof(#t)-1, t)
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static int readconfline(char *line, char *name, int namelen, char *var)
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{
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if (strncmp(line, name, namelen) == 0 &&
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(isspace(line[namelen]) || line[namelen] == '=')) {
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line += namelen;
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if (*line == '=')
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line++;
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while (isspace(*line))
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line++;
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if (line[0] == '\n' || line[0] == '\0') /* leave default */
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return (1);
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strncpy(var, line, LINELEN);
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if (var[strlen(var) - 1] == '\n')
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var[strlen(var) - 1] = '\0';
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return (1);
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} else
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return (0);
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}
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#define read_conf_i(t) readiconfline(line, #t, sizeof(#t)-1, &t)
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static int readiconfline(char *line, char *name, int namelen, int *var)
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{
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if (strncmp(line, name, namelen) == 0 &&
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(isspace(line[namelen]) || line[namelen] == '=')) {
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line += namelen;
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if (*line == '=')
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line++;
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while (isspace(*line))
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line++;
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if (line[0] == '\n' || line[0] == '\0') /* leave default */
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return (1);
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switch (tolower(line[0])) {
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case 'n':
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*var = 0;
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break;
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case 'y':
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*var = 1;
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break;
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case 'x':
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*var = 2;
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break;
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default:
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sscanf(line, "%d", var);
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}
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return (1);
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} else
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return (0);
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}
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#define read_conf_t(t) readtconfline(line, #t, sizeof(#t)-1, &t)
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static int readtconfline(char *line, char *name, int namelen, long *var)
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{
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char *linenext;
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int mod = 0;
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long l = 0;
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long n;
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if (strncmp(line, name, namelen) == 0 &&
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(isspace(line[namelen]) || line[namelen] == '=')) {
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line += namelen;
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if (*line == '=')
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line++;
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for (;; line++) {
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n = strtol(line, &linenext, 10);
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if (linenext == line)
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break;
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line = linenext;
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mod = 1;
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assert(line != NULL);
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while (isspace(*line))
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line++;
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switch (tolower(*line)) {
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case 'y': /* years */
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l += 365 * 24 * 60 * 60 * n;
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break;
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case 'b': /* months */
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l += 30 * 24 * 60 * 60 * n;
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break;
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case 'w': /* weeks */
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l += 7 * 24 * 60 * 60 * n;
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break;
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case 'd': /* days */
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l += 24 * 60 * 60 * n;
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break;
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case 's': /* seconds */
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l += n;
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break;
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case 'm': /* minutes */
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l += 60 * n;
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break;
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case 'h': /* hours - default */
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default:
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l += 60 * 60 * n;
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break;
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}
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}
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if (mod)
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*var = l;
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return (1);
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} else
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return (0);
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}
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static void mix_setdefaults()
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{
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| 370 |
#define strnncpy(a,b) strncpy(a, b, sizeof(a)); a[sizeof(a)-1] = '\0'
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| 372 |
strnncpy(DISCLAIMFILE , DEFAULT_DISCLAIMFILE);
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strnncpy(FROMDSCLFILE , DEFAULT_FROMDSCLFILE);
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| 374 |
strnncpy(MSGFOOTERFILE, DEFAULT_MSGFOOTERFILE);
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| 375 |
strnncpy(POP3CONF , DEFAULT_POP3CONF);
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| 376 |
strnncpy(HELPFILE , DEFAULT_HELPFILE);
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| 377 |
strnncpy(REQUESTDIR , DEFAULT_REQUESTDIR);
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| 378 |
strnncpy(ABUSEFILE , DEFAULT_ABUSEFILE);
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| 379 |
strnncpy(REPLYFILE , DEFAULT_REPLYFILE);
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| 380 |
strnncpy(USAGEFILE , DEFAULT_USAGEFILE);
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| 381 |
strnncpy(USAGELOG , DEFAULT_USAGELOG);
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| 382 |
strnncpy(BLOCKFILE , DEFAULT_BLOCKFILE);
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| 383 |
strnncpy(ADMKEYFILE , DEFAULT_ADMKEYFILE);
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| 384 |
strnncpy(KEYFILE , DEFAULT_KEYFILE);
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| 385 |
strnncpy(PGPKEY , DEFAULT_PGPKEY);
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| 386 |
strnncpy(DSAPARAMS , DEFAULT_DSAPARAMS);
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| 387 |
strnncpy(DHPARAMS , DEFAULT_DHPARAMS);
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| 388 |
strnncpy(MIXRAND , DEFAULT_MIXRAND);
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| 389 |
strnncpy(SECRING , DEFAULT_SECRING);
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| 390 |
strnncpy(PUBRING , DEFAULT_PUBRING);
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| 391 |
strnncpy(IDLOG , DEFAULT_IDLOG);
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| 392 |
strnncpy(STATS , DEFAULT_STATS);
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| 393 |
strnncpy(PGPMAXCOUNT , DEFAULT_PGPMAXCOUNT);
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| 394 |
strnncpy(DESTBLOCK , DEFAULT_DESTBLOCK);
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| 395 |
strnncpy(DESTALLOW , DEFAULT_DESTALLOW);
|
| 396 |
strnncpy(SOURCEBLOCK , DEFAULT_SOURCEBLOCK);
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| 397 |
strnncpy(HDRFILTER , DEFAULT_HDRFILTER);
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| 398 |
strnncpy(REGULAR , DEFAULT_REGULAR);
|
| 399 |
strnncpy(POOL , DEFAULT_POOL);
|
| 400 |
strnncpy(TYPE1LIST , DEFAULT_TYPE1LIST);
|
| 401 |
strnncpy(TYPE2REL , DEFAULT_TYPE2REL);
|
| 402 |
strnncpy(TYPE2LIST , DEFAULT_TYPE2LIST);
|
| 403 |
strnncpy(PIDFILE , DEFAULT_PIDFILE);
|
| 404 |
|
| 405 |
strnncpy(PGPREMPUBRING, DEFAULT_PGPREMPUBRING);
|
| 406 |
strnncpy(PGPREMPUBASC , DEFAULT_PGPREMPUBASC);
|
| 407 |
strnncpy(PGPREMSECRING, DEFAULT_PGPREMSECRING);
|
| 408 |
strnncpy(NYMSECRING , DEFAULT_NYMSECRING);
|
| 409 |
strnncpy(NYMDB , DEFAULT_NYMDB);
|
| 410 |
strnncpy(STAREX , DEFAULT_STAREX);
|
| 411 |
|
| 412 |
strnncpy(MIXDIR , "");
|
| 413 |
strnncpy(POOLDIR , "");
|
| 414 |
|
| 415 |
/* programs */
|
| 416 |
#ifdef WIN32
|
| 417 |
strnncpy(SENDMAIL , "outfile");
|
| 418 |
#else /* end of WIN32 */
|
| 419 |
strnncpy(SENDMAIL , "/usr/lib/sendmail -t");
|
| 420 |
#endif /* else if not WIN32 */
|
| 421 |
strnncpy(SENDANONMAIL , "");
|
| 422 |
strnncpy(NEWS , "");
|
| 423 |
strnncpy(TYPE1 , "");
|
| 424 |
|
| 425 |
/* addresses */
|
| 426 |
strnncpy(MAILtoNEWS , "mail2news@anon.lcs.mit.edu");
|
| 427 |
strnncpy(REMAILERNAME , "Anonymous Remailer");
|
| 428 |
strnncpy(ANONNAME , "Anonymous");
|
| 429 |
strnncpy(REMAILERADDR , "");
|
| 430 |
strnncpy(ANONADDR , "");
|
| 431 |
strnncpy(COMPLAINTS , "");
|
| 432 |
strnncpy(SMTPRELAY , "");
|
| 433 |
AUTOREPLY = 0;
|
| 434 |
|
| 435 |
#ifdef USE_SOCK
|
| 436 |
strnncpy(HELONAME , "");
|
| 437 |
strnncpy(ENVFROM , "");
|
| 438 |
POP3DEL = 0;
|
| 439 |
POP3SIZELIMIT = 0;
|
| 440 |
POP3TIME = 60 * 60;
|
| 441 |
|
| 442 |
#endif /* USE_SOCK */
|
| 443 |
|
| 444 |
strnncpy(SHORTNAME , "");
|
| 445 |
|
| 446 |
/* configuration */
|
| 447 |
REMAIL = 0;
|
| 448 |
MIX = 1;
|
| 449 |
PGP = 1;
|
| 450 |
UNENCRYPTED = 0;
|
| 451 |
REMIX = 1;
|
| 452 |
REPGP = 1;
|
| 453 |
strnncpy(EXTFLAGS, "");
|
| 454 |
|
| 455 |
strnncpy(PRECEDENCE, "");
|
| 456 |
POOLSIZE = 0;
|
| 457 |
RATE = 100;
|
| 458 |
INDUMMYP = 3; /* add dummy messages with probability p for each message added to the pool */
|
| 459 |
OUTDUMMYP = 10; /* add dummy messages with probability p each time we send from the pool */
|
| 460 |
INDUMMYMAXP = 84; /* for both of the above: while (rnd < p) { senddummy(); } */
|
| 461 |
OUTDUMMYMAXP = 96; /* set max INDUMMYP and OUTDUMMYP such that 24 and 5.25 dummy messages will */
|
| 462 |
MIDDLEMAN = 0; /* be generated on average. More than this is insane. */
|
| 463 |
AUTOBLOCK = 1;
|
| 464 |
STATSDETAILS = 1;
|
| 465 |
strnncpy(FORWARDTO, "*");
|
| 466 |
SIZELIMIT = 0; /* maximal size of remailed messages */
|
| 467 |
INFLATEMAX = 50; /* maximal size of Inflate: padding */
|
| 468 |
MAXRANDHOPS = 5;
|
| 469 |
BINFILTER = 0; /* filter binary attachments? */
|
| 470 |
LISTSUPPORTED = 1; /* list supported remailers in remailer-conf reply? */
|
| 471 |
PACKETEXP = 7 * SECONDSPERDAY; /* Expiration time for old packets */
|
| 472 |
IDEXP = 7 * SECONDSPERDAY; /* 0 = no ID log !! */
|
| 473 |
SENDPOOLTIME = 0; /* frequency for sending pool messages */
|
| 474 |
MAILINTIME = 5 * 60; /* frequency for processing MAILIN mail */
|
| 475 |
|
| 476 |
KEYLIFETIME = 13 * 30 * 24 * 60 * 60; /* validity period for keys. */
|
| 477 |
KEYOVERLAPPERIOD = 1 * 30 * 24 * 60 * 60; /* when keys have this amount of time */
|
| 478 |
/* left before expiration, create */
|
| 479 |
/* new ones when ./mix -K is run.*/
|
| 480 |
KEYGRACEPERIOD = 7 * 24 * 60 * 60; /* accept mail to the old key for this */
|
| 481 |
/* amount of time after it has expired. */
|
| 482 |
|
| 483 |
|
| 484 |
strnncpy(ERRLOG , "");
|
| 485 |
strnncpy(ADDRESS , "");
|
| 486 |
strnncpy(NAME , "");
|
| 487 |
|
| 488 |
strnncpy(ORGANIZATION, "Anonymous Posting Service");
|
| 489 |
strnncpy(MID , "y");
|
| 490 |
|
| 491 |
/* client config */
|
| 492 |
NUMCOPIES = 1;
|
| 493 |
strnncpy(CHAIN, "*,*,*,*");
|
| 494 |
VERBOSE = 2;
|
| 495 |
DISTANCE = 2;
|
| 496 |
MINREL = 98;
|
| 497 |
RELFINAL = 99;
|
| 498 |
MAXLAT = 36 * 60 * 60;
|
| 499 |
strnncpy(PGPPUBRING, "");
|
| 500 |
strnncpy(PGPSECRING, "");
|
| 501 |
#ifdef COMPILEDPASS
|
| 502 |
strnncpy(PASSPHRASE, COMPILEDPASS);
|
| 503 |
#else /* end of COMPILEDPASS */
|
| 504 |
strnncpy(PASSPHRASE, "");
|
| 505 |
#endif /* else if not COMPILEDPASS */
|
| 506 |
strnncpy(MAILIN , "");
|
| 507 |
strnncpy(MAILBOX , "mbox");
|
| 508 |
strnncpy(MAILABUSE , "");
|
| 509 |
strnncpy(MAILBLOCK , "");
|
| 510 |
#ifdef WIN32
|
| 511 |
strnncpy(MAILUSAGE , "nul:");
|
| 512 |
strnncpy(MAILANON , "nul:");
|
| 513 |
strnncpy(MAILERROR , "nul:");
|
| 514 |
#else /* end of WIN32 */
|
| 515 |
strnncpy(MAILUSAGE , "/dev/null");
|
| 516 |
strnncpy(MAILANON , "/dev/null");
|
| 517 |
strnncpy(MAILERROR , "/dev/null");
|
| 518 |
#endif /* else if not WIN32 */
|
| 519 |
strnncpy(MAILBOUNCE, "");
|
| 520 |
|
| 521 |
CLIENTAUTOFLUSH = 1;
|
| 522 |
MAXRECIPIENTS = 5;
|
| 523 |
|
| 524 |
TIMESKEW_FORWARD = 2*7*24*60*60;
|
| 525 |
TIMESKEW_BACK = 12*60*60;
|
| 526 |
TEMP_FAIL = 75;
|
| 527 |
}
|
| 528 |
|
| 529 |
int mix_configline(char *line)
|
| 530 |
{
|
| 531 |
return (read_conf(ADDRESS) || read_conf(NAME) ||
|
| 532 |
read_conf(SHORTNAME) || read_conf(REMAILERADDR) ||
|
| 533 |
read_conf(ANONADDR) || read_conf(REMAILERNAME) ||
|
| 534 |
read_conf(ANONNAME) || read_conf(COMPLAINTS) ||
|
| 535 |
read_conf_i(AUTOREPLY) || read_conf(SMTPRELAY) ||
|
| 536 |
read_conf(SMTPUSERNAME) || read_conf(SMTPPASSWORD) ||
|
| 537 |
#ifdef USE_SOCK
|
| 538 |
read_conf(HELONAME) || read_conf(ENVFROM) ||
|
| 539 |
#endif /* USE_SOCK */
|
| 540 |
read_conf(SENDMAIL) || read_conf(SENDANONMAIL) ||
|
| 541 |
read_conf(PRECEDENCE) ||
|
| 542 |
read_conf_i(REMAIL) || read_conf_i(MIX) ||
|
| 543 |
read_conf_i(PGP) || read_conf_i(UNENCRYPTED) ||
|
| 544 |
read_conf_i(REMIX) || read_conf(NEWS) ||
|
| 545 |
read_conf_i(REPGP) || read_conf(EXTFLAGS) ||
|
| 546 |
read_conf(MAILtoNEWS) || read_conf(ERRLOG) ||
|
| 547 |
read_conf(ORGANIZATION) || read_conf(MID) ||
|
| 548 |
read_conf(TYPE1) || read_conf_i(POOLSIZE) ||
|
| 549 |
read_conf_i(RATE) || read_conf_i(MIDDLEMAN) ||
|
| 550 |
read_conf_i(INDUMMYP) ||
|
| 551 |
read_conf_i(OUTDUMMYP) ||
|
| 552 |
read_conf_i(AUTOBLOCK) || read_conf(FORWARDTO) ||
|
| 553 |
read_conf_i(STATSDETAILS) ||
|
| 554 |
read_conf_i(SIZELIMIT) || read_conf_i(INFLATEMAX) ||
|
| 555 |
read_conf_i(MAXRANDHOPS) || read_conf_i(BINFILTER) ||
|
| 556 |
read_conf_i(LISTSUPPORTED) ||
|
| 557 |
read_conf_t(PACKETEXP) || read_conf_t(IDEXP) ||
|
| 558 |
read_conf_t(SENDPOOLTIME) || read_conf_i(NUMCOPIES) ||
|
| 559 |
read_conf_t(MAILINTIME) ||
|
| 560 |
read_conf(CHAIN) || read_conf_i(VERBOSE) ||
|
| 561 |
read_conf_i(DISTANCE) || read_conf_i(MINREL) ||
|
| 562 |
read_conf_i(RELFINAL) || read_conf_t(MAXLAT) ||
|
| 563 |
read_conf(PGPPUBRING) || read_conf(PGPSECRING) ||
|
| 564 |
read_conf(PASSPHRASE) || read_conf_t(KEYLIFETIME) ||
|
| 565 |
read_conf_t(KEYGRACEPERIOD) || read_conf_t(KEYOVERLAPPERIOD) ||
|
| 566 |
#ifdef USE_SOCK
|
| 567 |
read_conf_i(POP3DEL) || read_conf_i(POP3SIZELIMIT) ||
|
| 568 |
read_conf_t(POP3TIME) ||
|
| 569 |
#endif /* USE_SOCK */
|
| 570 |
read_conf(MAILBOX) || read_conf(MAILABUSE) ||
|
| 571 |
read_conf(MAILBLOCK) || read_conf(MAILUSAGE) ||
|
| 572 |
read_conf(MAILANON) || read_conf(MAILERROR) ||
|
| 573 |
read_conf(MAILBOUNCE) || read_conf(MAILIN) ||
|
| 574 |
|
| 575 |
read_conf(DISCLAIMFILE) || read_conf(FROMDSCLFILE) ||
|
| 576 |
read_conf(MSGFOOTERFILE) ||
|
| 577 |
read_conf(POP3CONF) || read_conf(HELPFILE) ||
|
| 578 |
read_conf(REQUESTDIR) ||
|
| 579 |
read_conf(ABUSEFILE) || read_conf(REPLYFILE) ||
|
| 580 |
read_conf(USAGEFILE) || read_conf(USAGELOG) ||
|
| 581 |
read_conf(BLOCKFILE) || read_conf(ADMKEYFILE) ||
|
| 582 |
read_conf(KEYFILE) || read_conf(PGPKEY) ||
|
| 583 |
read_conf(DSAPARAMS) || read_conf(DHPARAMS) ||
|
| 584 |
read_conf(MIXRAND) || read_conf(SECRING) ||
|
| 585 |
read_conf(PUBRING) || read_conf(IDLOG) ||
|
| 586 |
read_conf(STATS) || read_conf(DESTBLOCK) ||
|
| 587 |
read_conf(PGPMAXCOUNT) ||
|
| 588 |
read_conf(DESTALLOW) || read_conf(SOURCEBLOCK) ||
|
| 589 |
read_conf(STAREX) ||
|
| 590 |
read_conf(HDRFILTER) || read_conf(REGULAR) ||
|
| 591 |
read_conf(POOL) || read_conf(TYPE1LIST) ||
|
| 592 |
read_conf(TYPE2REL) || read_conf(TYPE2LIST) ||
|
| 593 |
read_conf(PGPREMPUBRING) || read_conf(PGPREMPUBASC) ||
|
| 594 |
read_conf(PGPREMSECRING) || read_conf(NYMSECRING) ||
|
| 595 |
read_conf(NYMDB) || read_conf(PIDFILE) ||
|
| 596 |
|
| 597 |
read_conf_i(CLIENTAUTOFLUSH) ||
|
| 598 |
read_conf_i(MAXRECIPIENTS) ||
|
| 599 |
|
| 600 |
read_conf_t(TIMESKEW_FORWARD) ||
|
| 601 |
read_conf_t(TIMESKEW_BACK) ||
|
| 602 |
read_conf_i(TEMP_FAIL) );
|
| 603 |
}
|
| 604 |
|
| 605 |
int mix_config(void)
|
| 606 |
{
|
| 607 |
char *d;
|
| 608 |
FILE *f;
|
| 609 |
char line[PATHMAX];
|
| 610 |
int err = -1;
|
| 611 |
#ifdef POSIX
|
| 612 |
struct passwd *pw;
|
| 613 |
#endif /* POSIX */
|
| 614 |
struct stat buf;
|
| 615 |
#ifdef HAVE_UNAME
|
| 616 |
struct utsname uts;
|
| 617 |
#endif /* HAVE_UNAME */
|
| 618 |
#ifdef WIN32
|
| 619 |
HKEY regsw, reg, regpgp;
|
| 620 |
DWORD type, len;
|
| 621 |
int rkey = 0;
|
| 622 |
#endif /* WIN32 */
|
| 623 |
|
| 624 |
mix_setdefaults();
|
| 625 |
|
| 626 |
#ifdef POSIX
|
| 627 |
pw = getpwuid(getuid());
|
| 628 |
#endif /* POSIX */
|
| 629 |
|
| 630 |
/* find our base directory
|
| 631 |
*
|
| 632 |
* first match wins.
|
| 633 |
*
|
| 634 |
* - what the MIXPATH environment variable points to, if it is set.
|
| 635 |
* - On WIN32, HKEY_CURRENT_USER\Software\Mixmaster\MixDir, if it exists
|
| 636 |
* - whatever is compiled in with -DSPOOL
|
| 637 |
* - On Win32 %APPDATA%\Mixmaster
|
| 638 |
* - on POSIX, ~/Mix (or ~/<HOMEMIXDIR>)
|
| 639 |
* - the current working directory
|
| 640 |
*/
|
| 641 |
|
| 642 |
if (err == -1 && (d = getenv("MIXPATH")) != NULL)
|
| 643 |
err = mixdir(d, 1);
|
| 644 |
|
| 645 |
#ifdef WIN32
|
| 646 |
RegOpenKeyEx(HKEY_CURRENT_USER, "Software", 0, KEY_ALL_ACCESS, ®sw);
|
| 647 |
len=sizeof(line);
|
| 648 |
if (err == -1 &&
|
| 649 |
RegOpenKeyEx(regsw, "Mixmaster", 0, KEY_QUERY_VALUE, ®) == 0) {
|
| 650 |
if (RegQueryValueEx(reg, "MixDir", 0, &type, line, &len) == 0)
|
| 651 |
err = mixdir(line, 1);
|
| 652 |
RegCloseKey(reg);
|
| 653 |
}
|
| 654 |
#endif /* WIN32 */
|
| 655 |
|
| 656 |
#ifdef SPOOL
|
| 657 |
if (err == -1 && strlen(SPOOL) > 0)
|
| 658 |
err = mixdir(SPOOL, 0);
|
| 659 |
#endif /* SPOOL */
|
| 660 |
|
| 661 |
#ifdef WIN32
|
| 662 |
if (err == -1) {
|
| 663 |
LPMALLOC *lpmalloc;
|
| 664 |
ITEMIDLIST *itemidlist;
|
| 665 |
if (SUCCEEDED(SHGetMalloc(&lpmalloc)))
|
| 666 |
{
|
| 667 |
SHGetSpecialFolderLocation(0,CSIDL_APPDATA,&itemidlist);
|
| 668 |
SHGetPathFromIDList(itemidlist,line);
|
| 669 |
lpmalloc->lpVtbl->Free(lpmalloc,&itemidlist);
|
| 670 |
lpmalloc->lpVtbl->Release(lpmalloc)
|
| 671 |
|
| 672 |
strcatn(line, "\\Mixmaster", PATHMAX);
|
| 673 |
err = mixdir(line, 1);
|
| 674 |
|
| 675 |
}
|
| 676 |
}
|
| 677 |
#endif /* WIN32 */
|
| 678 |
|
| 679 |
#ifdef POSIX
|
| 680 |
if (err == -1 && pw != NULL) {
|
| 681 |
strncpy(line, pw->pw_dir, PATHMAX);
|
| 682 |
line[PATHMAX-1] = '\0';
|
| 683 |
if (line[strlen(line) - 1] != DIRSEP)
|
| 684 |
strcatn(line, DIRSEPSTR, PATHMAX);
|
| 685 |
strcatn(line, HOMEMIXDIR, PATHMAX);
|
| 686 |
err = mixdir(line, 1);
|
| 687 |
}
|
| 688 |
#endif /* POSIX */
|
| 689 |
|
| 690 |
if (err == -1) {
|
| 691 |
getcwd(MIXDIR, PATHMAX);
|
| 692 |
mixdir(MIXDIR, 0);
|
| 693 |
}
|
| 694 |
|
| 695 |
#ifdef GLOBALMIXCONF
|
| 696 |
f = mix_openfile(GLOBALMIXCONF, "r");
|
| 697 |
if (f != NULL) {
|
| 698 |
while (fgets(line, LINELEN, f) != NULL)
|
| 699 |
if (line[0] > ' ' && line[0] != '#')
|
| 700 |
mix_configline(line);
|
| 701 |
fclose(f);
|
| 702 |
}
|
| 703 |
#endif /* GLOBALMIXCONF */
|
| 704 |
f = mix_openfile(MIXCONF, "r");
|
| 705 |
if (f != NULL) {
|
| 706 |
while (fgets(line, LINELEN, f) != NULL)
|
| 707 |
if (line[0] > ' ' && line[0] != '#')
|
| 708 |
mix_configline(line);
|
| 709 |
fclose(f);
|
| 710 |
}
|
| 711 |
|
| 712 |
mixfile(POOLDIR, POOL); /* set POOLDIR after reading POOL from cfg file */
|
| 713 |
if (POOLDIR[strlen(POOLDIR) - 1] == DIRSEP)
|
| 714 |
POOLDIR[strlen(POOLDIR) - 1] = '\0';
|
| 715 |
if (stat(POOLDIR, &buf) != 0)
|
| 716 |
if
|
| 717 |
#ifndef POSIX
|
| 718 |
(mkdir(POOLDIR) != 0)
|
| 719 |
#else /* end of not POSIX */
|
| 720 |
(mkdir(POOLDIR, S_IRWXU) == -1)
|
| 721 |
#endif /* else if POSIX */
|
| 722 |
strncpy(POOLDIR, MIXDIR, PATHMAX);
|
| 723 |
|
| 724 |
if (IDEXP > 0 && IDEXP < 5 * SECONDSPERDAY)
|
| 725 |
IDEXP = 5 * SECONDSPERDAY;
|
| 726 |
if (MAXRANDHOPS > 20)
|
| 727 |
MAXRANDHOPS = 20;
|
| 728 |
if (INDUMMYP > INDUMMYMAXP)
|
| 729 |
INDUMMYP = INDUMMYMAXP;
|
| 730 |
if (OUTDUMMYP > OUTDUMMYMAXP)
|
| 731 |
OUTDUMMYP = OUTDUMMYMAXP;
|
| 732 |
|
| 733 |
if (strchr(SHORTNAME, '.'))
|
| 734 |
*strchr(SHORTNAME, '.') = '\0';
|
| 735 |
if (strchr(SHORTNAME, ' '))
|
| 736 |
*strchr(SHORTNAME, ' ') = '\0';
|
| 737 |
#ifdef HAVE_UNAME
|
| 738 |
if (SHORTNAME[0] == '\0' && uname(&uts) != -1)
|
| 739 |
strncpy(SHORTNAME, uts.nodename, LINELEN);
|
| 740 |
#elif defined(HAVE_GETHOSTNAME) /* end of HAVE_UNAME */
|
| 741 |
if (SHORTNAME[0] == '\0')
|
| 742 |
gethostname(SHORTNAME, LINELEN);
|
| 743 |
#endif /* defined(HAVE_GETHOSTNAME) */
|
| 744 |
if (SHORTNAME[0] == '\0')
|
| 745 |
strcpy(SHORTNAME, "unknown");
|
| 746 |
|
| 747 |
if (ADDRESS[0] == '\0')
|
| 748 |
whoami(ADDRESS, "user");
|
| 749 |
|
| 750 |
#ifdef HAVE_GECOS
|
| 751 |
if (NAME[0] == '\0' && pw != NULL)
|
| 752 |
strcatn(NAME, pw->pw_gecos, sizeof(NAME));
|
| 753 |
#endif /* HAVE_GECOS */
|
| 754 |
|
| 755 |
if (REMAILERADDR[0] == '\0')
|
| 756 |
strncpy(REMAILERADDR, ADDRESS, LINELEN);
|
| 757 |
|
| 758 |
if (COMPLAINTS[0] == '\0')
|
| 759 |
strncpy(COMPLAINTS, REMAILERADDR, LINELEN);
|
| 760 |
|
| 761 |
if (strchr(REMAILERNAME, '@') == NULL) {
|
| 762 |
strcatn(REMAILERNAME, " <", LINELEN);
|
| 763 |
strcatn(REMAILERNAME, REMAILERADDR, LINELEN);
|
| 764 |
strcatn(REMAILERNAME, ">", LINELEN);
|
| 765 |
}
|
| 766 |
if (strchr(ANONNAME, '@') == NULL && ANONADDR[0] != '\0') {
|
| 767 |
strcatn(ANONNAME, " <", LINELEN);
|
| 768 |
strcatn(ANONNAME, ANONADDR, LINELEN);
|
| 769 |
strcatn(ANONNAME, ">", LINELEN);
|
| 770 |
}
|
| 771 |
if (strchr(ANONNAME, '@') == NULL) {
|
| 772 |
strcatn(ANONNAME, " <", LINELEN);
|
| 773 |
strcatn(ANONNAME, REMAILERADDR, LINELEN);
|
| 774 |
strcatn(ANONNAME, ">", LINELEN);
|
| 775 |
}
|
| 776 |
#ifndef USE_PGP
|
| 777 |
if (TYPE1[0] == '\0')
|
| 778 |
PGP = 0;
|
| 779 |
#endif /* not USE_PGP */
|
| 780 |
|
| 781 |
#ifdef WIN32
|
| 782 |
if (RegOpenKeyEx(regsw, "PGP", 0, KEY_ALL_ACCESS, ®pgp) == 0)
|
| 783 |
rkey++;
|
| 784 |
if (rkey && RegOpenKeyEx(regpgp, "PGPlib", 0, KEY_QUERY_VALUE, ®) == 0)
|
| 785 |
rkey++;
|
| 786 |
if (PGPPUBRING[0] == '\0' && rkey == 2) {
|
| 787 |
len = PATHMAX;
|
| 788 |
RegQueryValueEx(reg, "PubRing", 0, &type, PGPPUBRING, &len);
|
| 789 |
}
|
| 790 |
if (PGPSECRING[0] == '\0' && rkey == 2) {
|
| 791 |
len = PATHMAX;
|
| 792 |
RegQueryValueEx(reg, "SecRing", 0, &type, PGPSECRING, &len);
|
| 793 |
}
|
| 794 |
if (rkey == 2)
|
| 795 |
RegCloseKey(reg);
|
| 796 |
if (rkey)
|
| 797 |
RegCloseKey(regpgp);
|
| 798 |
RegCloseKey(regsw);
|
| 799 |
#endif /* WIN32 */
|
| 800 |
|
| 801 |
if (PGPPUBRING[0] == '\0') {
|
| 802 |
char *d;
|
| 803 |
|
| 804 |
if ((d = getenv("HOME")) != NULL) {
|
| 805 |
strcpy(PGPPUBRING, d);
|
| 806 |
strcatn(PGPPUBRING, "/.pgp/", PATHMAX);
|
| 807 |
}
|
| 808 |
strcatn(PGPPUBRING, "pubring.pkr", PATHMAX);
|
| 809 |
if (stat(PGPPUBRING, &buf) == -1)
|
| 810 |
strcpy(strrchr(PGPPUBRING, '.'), ".pgp");
|
| 811 |
}
|
| 812 |
if (PGPSECRING[0] == '\0') {
|
| 813 |
char *d;
|
| 814 |
|
| 815 |
if ((d = getenv("HOME")) != NULL) {
|
| 816 |
strcpy(PGPSECRING, d);
|
| 817 |
strcatn(PGPSECRING, "/.pgp/", PATHMAX);
|
| 818 |
}
|
| 819 |
strcatn(PGPSECRING, "secring.skr", PATHMAX);
|
| 820 |
if (stat(PGPSECRING, &buf) == -1)
|
| 821 |
strcpy(strrchr(PGPSECRING, '.'), ".pgp");
|
| 822 |
}
|
| 823 |
if (streq(NEWS, "mail-to-news"))
|
| 824 |
strncpy(NEWS, MAILtoNEWS, sizeof(NEWS));
|
| 825 |
|
| 826 |
if (f == NULL) {
|
| 827 |
#ifndef GLOBALMIXCONF
|
| 828 |
/* Only write the config file in non systemwide installation */
|
| 829 |
f = mix_openfile(MIXCONF, "w");
|
| 830 |
if (f == NULL)
|
| 831 |
errlog(WARNING, "Can't open %s%s!\n", MIXDIR, MIXCONF);
|
| 832 |
else {
|
| 833 |
fprintf(f, "# mix.cfg - mixmaster configuration file\n");
|
| 834 |
fprintf(f, "NAME %s\n", NAME);
|
| 835 |
fprintf(f, "ADDRESS %s\n", ADDRESS);
|
| 836 |
fprintf(f, "\n# edit to set up a remailer:\n");
|
| 837 |
fprintf(f, "REMAIL n\n");
|
| 838 |
fprintf(f, "SHORTNAME %s\n", SHORTNAME);
|
| 839 |
fprintf(f, "REMAILERADDR %s\n", REMAILERADDR);
|
| 840 |
fprintf(f, "COMPLAINTS %s\n", COMPLAINTS);
|
| 841 |
fclose(f);
|
| 842 |
}
|
| 843 |
#endif /* not GLOBALMIXCONF */
|
| 844 |
REMAIL = 0;
|
| 845 |
}
|
| 846 |
|
| 847 |
if (ENTEREDPASSPHRASE[0] != '\0') {
|
| 848 |
strncpy(PASSPHRASE, ENTEREDPASSPHRASE, LINELEN);
|
| 849 |
PASSPHRASE[LINELEN-1] = 0;
|
| 850 |
};
|
| 851 |
|
| 852 |
return (0);
|
| 853 |
}
|
| 854 |
|
| 855 |
/** Library initialization: ******************************************/
|
| 856 |
|
| 857 |
static int initialized = 0;
|
| 858 |
|
| 859 |
void mix_check_timeskew() {
|
| 860 |
FILE *f;
|
| 861 |
long now, tpool = 0, tpop3 = 0, tdaily = 0, tmailin = 0, latest = 0;
|
| 862 |
|
| 863 |
f = mix_openfile(REGULAR, "r+");
|
| 864 |
if (f != NULL) {
|
| 865 |
lock(f);
|
| 866 |
fscanf(f, "%ld %ld %ld %ld", &tpool, &tpop3, &tdaily, &tmailin);
|
| 867 |
latest = tpool;
|
| 868 |
latest = latest > tpop3 ? latest : tpop3;
|
| 869 |
latest = latest > tdaily ? latest : tdaily;
|
| 870 |
latest = latest > tmailin ? latest : tmailin;
|
| 871 |
now = time(NULL);
|
| 872 |
|
| 873 |
|
| 874 |
if (( (TIMESKEW_BACK != 0) && (now < latest - TIMESKEW_BACK )) ||
|
| 875 |
( (TIMESKEW_FORWARD != 0) && (now > latest + TIMESKEW_FORWARD)) ) {
|
| 876 |
/* Possible timeskew */
|
| 877 |
errlog(ERRORMSG, "Possible timeskew detected. Check clock and rm %s\n", REGULAR);
|
| 878 |
exit(TEMP_FAIL);
|
| 879 |
}
|
| 880 |
fclose(f);
|
| 881 |
} else {
|
| 882 |
/* shrug */
|
| 883 |
}
|
| 884 |
}
|
| 885 |
|
| 886 |
int mix_init(char *mixdir)
|
| 887 |
{
|
| 888 |
if (!initialized) {
|
| 889 |
if (mixdir)
|
| 890 |
strncpy(MIXDIR, mixdir, LINELEN);
|
| 891 |
mix_config();
|
| 892 |
#if defined(USE_SOCK) && defined(WIN32)
|
| 893 |
sock_init();
|
| 894 |
#endif /* defined(USE_SOCK) && defined(WIN32) */
|
| 895 |
/* atexit (mix_exit); */
|
| 896 |
initialized = 1;
|
| 897 |
}
|
| 898 |
|
| 899 |
if (rnd_init() == -1)
|
| 900 |
rnd_seed();
|
| 901 |
return(0);
|
| 902 |
}
|
| 903 |
|
| 904 |
void mix_exit(void)
|
| 905 |
{
|
| 906 |
if (!initialized)
|
| 907 |
return;
|
| 908 |
rnd_final();
|
| 909 |
#if defined(USE_SOCK) && defined(WIN32)
|
| 910 |
sock_exit();
|
| 911 |
#endif /* defined(USE_SOCK) && defined(WIN32) */
|
| 912 |
initialized=0;
|
| 913 |
}
|
| 914 |
|
| 915 |
int mix_regular(int force)
|
| 916 |
{
|
| 917 |
FILE *f;
|
| 918 |
long now, tpool = 0, tpop3 = 0, tdaily = 0, tmailin = 0;
|
| 919 |
int ret = 0;
|
| 920 |
|
| 921 |
mix_init(NULL);
|
| 922 |
now = time(NULL);
|
| 923 |
|
| 924 |
f = mix_openfile(REGULAR, "r+");
|
| 925 |
if (f != NULL) {
|
| 926 |
lock(f);
|
| 927 |
fscanf(f, "%ld %ld %ld %ld", &tpool, &tpop3, &tdaily, &tmailin);
|
| 928 |
if (now - tpool >= SENDPOOLTIME)
|
| 929 |
force |= FORCE_POOL | FORCE_MAILIN;
|
| 930 |
#ifdef USE_SOCK
|
| 931 |
if (now - tpop3 >= POP3TIME)
|
| 932 |
force |= FORCE_POP3 | FORCE_MAILIN;
|
| 933 |
#endif /* USE_SOCK */
|
| 934 |
if (now - tdaily >= SECONDSPERDAY)
|
| 935 |
force |= FORCE_DAILY;
|
| 936 |
if (now - tmailin >= MAILINTIME)
|
| 937 |
force |= FORCE_MAILIN;
|
| 938 |
if (force & FORCE_POOL)
|
| 939 |
tpool = now;
|
| 940 |
if (force & FORCE_POP3)
|
| 941 |
tpop3 = now;
|
| 942 |
if (force & FORCE_DAILY)
|
| 943 |
tdaily = now;
|
| 944 |
if (force & FORCE_MAILIN)
|
| 945 |
tmailin = now;
|
| 946 |
rewind(f);
|
| 947 |
fprintf(f, "%ld %ld %ld %ld\n", tpool, tpop3, tdaily, tmailin);
|
| 948 |
unlock(f);
|
| 949 |
fclose(f);
|
| 950 |
} else {
|
| 951 |
force = FORCE_POOL | FORCE_POP3 | FORCE_DAILY | FORCE_MAILIN;
|
| 952 |
f = mix_openfile(REGULAR, "w+");
|
| 953 |
if (f != NULL) {
|
| 954 |
lock(f);
|
| 955 |
fprintf(f, "%ld %ld %ld %ld\n", now, now, now, now);
|
| 956 |
unlock(f);
|
| 957 |
fclose(f);
|
| 958 |
} else
|
| 959 |
errlog(ERRORMSG, "Can't create %s!\n", REGULAR);
|
| 960 |
}
|
| 961 |
|
| 962 |
if (force & FORCE_DAILY)
|
| 963 |
mix_daily(), ret = 1;
|
| 964 |
#ifdef USE_SOCK
|
| 965 |
if (force & FORCE_POP3)
|
| 966 |
pop3get();
|
| 967 |
#endif /* USE_SOCK */
|
| 968 |
if (force & FORCE_MAILIN)
|
| 969 |
ret = process_mailin();
|
| 970 |
if (force & FORCE_POOL)
|
| 971 |
ret = pool_send();
|
| 972 |
|
| 973 |
return (ret);
|
| 974 |
}
|
| 975 |
|
| 976 |
int mix_daily(void)
|
| 977 |
{
|
| 978 |
idexp();
|
| 979 |
pgpmaxexp();
|
| 980 |
pool_packetexp();
|
| 981 |
stats(NULL);
|
| 982 |
keymgt(0);
|
| 983 |
return (0);
|
| 984 |
}
|
| 985 |
|
| 986 |
/** Handle signals SIGHUP, SIGINT, and SIGTERM
|
| 987 |
This signal handler gets called if the daemon
|
| 988 |
process receives one of SIGHUP, SIGINT, or SIGTERM.
|
| 989 |
It then sets either rereadconfig of terminatedaemon
|
| 990 |
to true depending on the signal received.
|
| 991 |
|
| 992 |
@author PP
|
| 993 |
@return nothing
|
| 994 |
*/
|
| 995 |
#ifdef POSIX
|
| 996 |
void sighandler(int signal) {
|
| 997 |
if (signal == SIGHUP)
|
| 998 |
rereadconfig = 1;
|
| 999 |
else if (signal == SIGINT || signal == SIGTERM)
|
| 1000 |
terminatedaemon = 1;
|
| 1001 |
};
|
| 1002 |
#endif /* POSIX */
|
| 1003 |
|
| 1004 |
/** Set the signal handler for SIGHUP, SIGINT and SIGTERM
|
| 1005 |
This function registers signal handlers so that
|
| 1006 |
we can react on signals send by the user in daemon
|
| 1007 |
mode. SIGHUP will instruct mixmaster to reload its
|
| 1008 |
configuration while SIGINT and SIGTERM will instruct
|
| 1009 |
it to shut down. Mixmaster will finish the current
|
| 1010 |
pool run before it terminates.
|
| 1011 |
|
| 1012 |
@param restart Whether or not system calls should be
|
| 1013 |
restarted. Usually we want this, the
|
| 1014 |
only excetion is the sleep() in the
|
| 1015 |
daemon mail loop.
|
| 1016 |
@author PP
|
| 1017 |
@return -1 if calling sigaction failed, 0 on
|
| 1018 |
no error
|
| 1019 |
*/
|
| 1020 |
int setsignalhandler(int restart)
|
| 1021 |
{
|
| 1022 |
#ifdef POSIX
|
| 1023 |
struct sigaction hdl;
|
| 1024 |
int err = 0;
|
| 1025 |
|
| 1026 |
memset(&hdl, 0, sizeof(hdl));
|
| 1027 |
hdl.sa_handler = sighandler;
|
| 1028 |
hdl.sa_flags = restart ? SA_RESTART : 0;
|
| 1029 |
|
| 1030 |
if (sigaction(SIGHUP, &hdl, NULL))
|
| 1031 |
err = -1;
|
| 1032 |
if (sigaction(SIGINT, &hdl, NULL))
|
| 1033 |
err = -1;
|
| 1034 |
if (sigaction(SIGTERM, &hdl, NULL))
|
| 1035 |
err = -1;
|
| 1036 |
return (err);
|
| 1037 |
#else /* POSIX */
|
| 1038 |
return(0);
|
| 1039 |
#endif /* POSIX */
|
| 1040 |
}
|
| 1041 |
|
| 1042 |
#ifdef WIN32
|
| 1043 |
/* Try to detect if we are the service or not...
|
| 1044 |
seems there is no easy reliable way */
|
| 1045 |
int is_nt_service(void)
|
| 1046 |
{
|
| 1047 |
static int issvc = -1;
|
| 1048 |
#ifdef WIN32SERVICE
|
| 1049 |
STARTUPINFO StartupInfo;
|
| 1050 |
OSVERSIONINFO VersionInfo;
|
| 1051 |
DWORD dwsize;
|
| 1052 |
|
| 1053 |
if (issvc != -1) /* do it only once */
|
| 1054 |
return issvc;
|
| 1055 |
|
| 1056 |
VersionInfo.dwOSVersionInfoSize = sizeof(VersionInfo);
|
| 1057 |
if (GetVersionEx(&VersionInfo))
|
| 1058 |
if (VersionInfo.dwPlatformId != VER_PLATFORM_WIN32_NT)
|
| 1059 |
return issvc = 0; /* not NT - not the service */
|
| 1060 |
|
| 1061 |
GetStartupInfo(&StartupInfo);
|
| 1062 |
if (StartupInfo.lpDesktop[0] == 0)
|
| 1063 |
return issvc = 1; /* have no desktop - we are the service probably */
|
| 1064 |
#endif /* WIN32SERVICE */
|
| 1065 |
|
| 1066 |
return issvc = 0; /* assume not the service */
|
| 1067 |
} /* is_nt_service */
|
| 1068 |
|
| 1069 |
HANDLE hMustTerminate = NULL;
|
| 1070 |
void set_nt_exit_event(HANDLE h_svc_exit_event)
|
| 1071 |
{
|
| 1072 |
hMustTerminate = h_svc_exit_event;
|
| 1073 |
} /* set_nt_exit_event */
|
| 1074 |
|
| 1075 |
#endif /* WIN32 */
|
| 1076 |
|
| 1077 |
int mix_daemon(void)
|
| 1078 |
{
|
| 1079 |
long t, slept;
|
| 1080 |
t = SENDPOOLTIME;
|
| 1081 |
if (MAILINTIME < t && (MAILIN != NULL && MAILIN[0] != '\0'))
|
| 1082 |
t = MAILINTIME;
|
| 1083 |
#ifdef USE_SOCK
|
| 1084 |
if (POP3TIME < t)
|
| 1085 |
t = POP3TIME;
|
| 1086 |
#endif /* USE_SOCK */
|
| 1087 |
if (t < 5)
|
| 1088 |
t = 5; /* Some kind of safety for broken systems */
|
| 1089 |
slept = t;
|
| 1090 |
|
| 1091 |
setsignalhandler(1); /* set signal handlers and restart any interrupted system calls */
|
| 1092 |
for(;;) {
|
| 1093 |
if (terminatedaemon)
|
| 1094 |
break;
|
| 1095 |
if (rereadconfig) {
|
| 1096 |
rereadconfig = 0;
|
| 1097 |
mix_config();
|
| 1098 |
t = SENDPOOLTIME;
|
| 1099 |
if (MAILINTIME < t && (MAILIN != NULL && MAILIN[0] != '\0'))
|
| 1100 |
t = MAILINTIME;
|
| 1101 |
#ifdef USE_SOCK
|
| 1102 |
if (POP3TIME < t)
|
| 1103 |
t = POP3TIME;
|
| 1104 |
if (t < 5)
|
| 1105 |
t = 5; /* Some kind of safety for broken systems */
|
| 1106 |
#endif /* USE_SOCK */
|
| 1107 |
}
|
| 1108 |
if (slept >= t) {
|
| 1109 |
mix_regular(0);
|
| 1110 |
slept = 0;
|
| 1111 |
}
|
| 1112 |
|
| 1113 |
#ifdef WIN32SERVICE
|
| 1114 |
if (hMustTerminate) {
|
| 1115 |
if (WaitForSingleObject(hMustTerminate, t * 1000) == WAIT_OBJECT_0) {
|
| 1116 |
CloseHandle(hMustTerminate);
|
| 1117 |
terminatedaemon = 1;
|
| 1118 |
}
|
| 1119 |
}
|
| 1120 |
#endif /* WIN32SERVICE */
|
| 1121 |
|
| 1122 |
if (!terminatedaemon && !rereadconfig) {
|
| 1123 |
setsignalhandler(0); /* set signal handlers; don't restart system calls */
|
| 1124 |
#ifdef WIN32
|
| 1125 |
Sleep(t * 1000); /* how to get the real number of seconds slept? */
|
| 1126 |
slept = t;
|
| 1127 |
#else /* end of WIN32 */
|
| 1128 |
slept += (t - slept) - sleep(t - slept);
|
| 1129 |
#endif /* else if not WIN32 */
|
| 1130 |
setsignalhandler(1); /* set signal handlers and restart any interrupted system calls */
|
| 1131 |
}
|
| 1132 |
}
|
| 1133 |
return (0);
|
| 1134 |
}
|
| 1135 |
|
| 1136 |
/** error ***************************************************************/
|
| 1137 |
|
| 1138 |
void errlog(int type, char *fmt,...)
|
| 1139 |
{
|
| 1140 |
va_list args;
|
| 1141 |
BUFFER *msg;
|
| 1142 |
FILE *e = NULL;
|
| 1143 |
time_t t;
|
| 1144 |
struct tm *tc;
|
| 1145 |
char line[LINELEN];
|
| 1146 |
int p;
|
| 1147 |
char err[6][8] =
|
| 1148 |
{"", "Error", "Warning", "Notice", "Info", "Info"};
|
| 1149 |
|
| 1150 |
if ((VERBOSE == 0 && type != ERRORMSG) || (type == LOG && VERBOSE < 2)
|
| 1151 |
|| (type == DEBUGINFO && VERBOSE < 3))
|
| 1152 |
return;
|
| 1153 |
|
| 1154 |
t = time(NULL);
|
| 1155 |
tc = localtime(&t);
|
| 1156 |
strftime(line, LINELEN, "[%Y-%m-%d %H:%M:%S] ", tc);
|
| 1157 |
|
| 1158 |
msg = buf_new();
|
| 1159 |
buf_appends(msg, line);
|
| 1160 |
p = msg->length;
|
| 1161 |
buf_appendf(msg, "%s: ", err[type]);
|
| 1162 |
va_start(args, fmt);
|
| 1163 |
buf_vappendf(msg, fmt, args);
|
| 1164 |
va_end(args);
|
| 1165 |
|
| 1166 |
if (streq(ERRLOG, "stdout"))
|
| 1167 |
e = stdout;
|
| 1168 |
else if (streq(ERRLOG, "stderr"))
|
| 1169 |
e = stderr;
|
| 1170 |
|
| 1171 |
if (e == NULL && (ERRLOG[0] == '\0' ||
|
| 1172 |
(e = mix_openfile(ERRLOG, "a")) == NULL))
|
| 1173 |
mix_status("%s", msg->data + p);
|
| 1174 |
else {
|
| 1175 |
buf_write(msg, e);
|
| 1176 |
if (e != stderr && e != stdout) {
|
| 1177 |
fclose(e);
|
| 1178 |
/* duplicate the error message on screen */
|
| 1179 |
mix_status("%s", msg->data + p);
|
| 1180 |
}
|
| 1181 |
}
|
| 1182 |
buf_free(msg);
|
| 1183 |
}
|
| 1184 |
|
| 1185 |
static char statusline[BUFSIZE] = "";
|
| 1186 |
|
| 1187 |
void mix_status(char *fmt,...)
|
| 1188 |
{
|
| 1189 |
va_list args;
|
| 1190 |
|
| 1191 |
if (fmt != NULL) {
|
| 1192 |
va_start(args, fmt);
|
| 1193 |
#ifdef _MSC
|
| 1194 |
_vsnprintf(statusline, sizeof(statusline) - 1, fmt, args);
|
| 1195 |
#else /* end of _MSC */
|
| 1196 |
vsnprintf(statusline, sizeof(statusline) - 1, fmt, args);
|
| 1197 |
#endif /* else if not _MSC */
|
| 1198 |
va_end(args);
|
| 1199 |
}
|
| 1200 |
#ifdef USE_NCURSES
|
| 1201 |
if (menu_initialized) {
|
| 1202 |
cl(LINES - 2, 10);
|
| 1203 |
printw("%s", statusline);
|
| 1204 |
refresh();
|
| 1205 |
} else
|
| 1206 |
#endif /* USE_NCURSES */
|
| 1207 |
{
|
| 1208 |
fprintf(stderr, "%s", statusline);
|
| 1209 |
}
|
| 1210 |
}
|
| 1211 |
|
| 1212 |
void mix_genericerror(void)
|
| 1213 |
{
|
| 1214 |
if (streq(statusline, "") || strfind(statusline, "...") ||
|
| 1215 |
strifind(statusline, "generating"))
|
| 1216 |
mix_status("Failed!");
|
| 1217 |
else
|
| 1218 |
mix_status(NULL);
|
| 1219 |
}
|
Parent Directory
| 
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