/*
- * $Id: auth.c,v 1.22 2002-01-04 04:45:47 sibaz Exp $
+ * $Id: auth.c,v 1.39 2002-11-26 08:22:37 didg Exp $
*
* Copyright (c) 1990,1993 Regents of The University of Michigan.
* All Rights Reserved. See COPYRIGHT.
#include "switch.h"
#include "status.h"
+#include "fork.h"
+
int afp_version = 11;
+static int afp_version_index;
+
uid_t uuid;
#if defined( __svr4__ ) && !defined( NGROUPS )
#define NGROUPS NGROUPS_MAX
{ "AFPVersion 1.1", 11 },
{ "AFPVersion 2.0", 20 },
{ "AFPVersion 2.1", 21 },
- { "AFP2.2", 22 }
+ { "AFP2.2", 22 },
+#ifdef AFP3x
+ { "AFPX03", 30 },
+ { "AFP3.1", 31 }
+#endif
};
static struct uam_mod uam_modules = {NULL, NULL, &uam_modules, &uam_modules};
*data++ = num;
while ((uams = uams->uam_prev) != &uam_login) {
if (strstr(authlist, uams->uam_path)) {
- LOG(log_info, logtype_default, "uam: \"%s\" available", uams->uam_name);
+ LOG(log_info, logtype_afpd, "uam: \"%s\" available", uams->uam_name);
len = strlen( uams->uam_name);
*data++ = len;
memcpy( data, uams->uam_name, len );
syslog_setup(log_debug, logtype_default, logoption_ndelay|logoption_pid, logfacility_daemon);
if ( pwd->pw_uid == 0 ) { /* don't allow root login */
- LOG(log_error, logtype_default, "login: root login denied!" );
+ LOG(log_error, logtype_afpd, "login: root login denied!" );
return AFPERR_NOTAUTH;
}
- LOG(log_info, logtype_default, "login %s (uid %d, gid %d)", pwd->pw_name,
- pwd->pw_uid, pwd->pw_gid );
+ LOG(log_info, logtype_afpd, "login %s (uid %d, gid %d) %s", pwd->pw_name,
+ pwd->pw_uid, pwd->pw_gid , afp_versions[afp_version_index]);
if (obj->proto == AFPPROTO_ASP) {
ASP asp = obj->handle;
if(addr_net && addr_node) { /* Do we have a valid Appletalk address? */
char nodename[256];
FILE *fp;
+ int mypid = getpid();
struct stat stat_buf;
sprintf(nodename, "%s/net%d.%dnode%d", obj->options.authprintdir,
addr_net / 256, addr_net % 256, addr_node);
- LOG(log_info, logtype_default, "registering %s (uid %d) on %u.%u as %s",
- pwd->pw_name, pwd->pw_uid, addr_net, addr_node, nodename);
+ LOG(log_info, logtype_afpd, "registering %s (uid %d) on %u.%u as %s",
+ pwd->pw_name, pwd->pw_uid, addr_net, addr_node, nodename);
if (stat(nodename, &stat_buf) == 0) { /* file exists */
if (S_ISREG(stat_buf.st_mode)) { /* normal file */
unlink(nodename);
fp = fopen(nodename, "w");
- fprintf(fp, "%s\n", pwd->pw_name);
+ fprintf(fp, "%s:%d\n", pwd->pw_name, mypid);
fclose(fp);
chown( nodename, pwd->pw_uid, -1 );
} else { /* somebody is messing with us */
- LOG(log_error, logtype_default, "print authfile %s is not a normal file, it will not be modified", nodename );
+ LOG(log_error, logtype_afpd, "print authfile %s is not a normal file, it will not be modified", nodename );
}
} else { /* file 'nodename' does not exist */
fp = fopen(nodename, "w");
- fprintf(fp, "%s\n", pwd->pw_name);
+ fprintf(fp, "%s:%d\n", pwd->pw_name, mypid);
fclose(fp);
chown( nodename, pwd->pw_uid, -1 );
}
if (initgroups( pwd->pw_name, pwd->pw_gid ) < 0) {
#ifdef RUN_AS_USER
- LOG(log_info, logtype_default, "running with uid %d", geteuid());
+ LOG(log_info, logtype_afpd, "running with uid %d", geteuid());
#else /* RUN_AS_USER */
- LOG(log_error, logtype_default, "login: %s", strerror(errno));
+ LOG(log_error, logtype_afpd, "login: %s", strerror(errno));
return AFPERR_BADUAM;
#endif /* RUN_AS_USER */
/* Basically if the user is in the admin group, we stay root */
if (( ngroups = getgroups( NGROUPS, groups )) < 0 ) {
- LOG(log_error, logtype_default, "login: getgroups: %s", strerror(errno) );
+ LOG(log_error, logtype_afpd, "login: getgroups: %s", strerror(errno) );
return AFPERR_BADUAM;
}
#ifdef ADMIN_GRP
#ifdef DEBUG
- LOG(log_info, logtype_default, "obj->options.admingid == %d", obj->options.admingid);
+ LOG(log_info, logtype_afpd, "obj->options.admingid == %d", obj->options.admingid);
#endif /* DEBUG */
if (obj->options.admingid != 0) {
int i;
if (groups[i] == obj->options.admingid) admin = 1;
}
}
- if (admin) LOG(log_info, logtype_default, "admin login -- %s", pwd->pw_name );
+ if (admin) LOG(log_info, logtype_afpd, "admin login -- %s", pwd->pw_name );
if (!admin)
#endif /* DEBUG */
#ifdef TRU64
SIA_BEU_REALLOGIN ) != SIASUCCESS )
return AFPERR_BADUAM;
- LOG(log_info, logtype_default, "session from %s (%s)", hostname,
- inet_ntoa( dsi->client.sin_addr ) );
-
+ LOG(log_info, logtype_afpd, "session from %s (%s)", hostname,
+ inet_ntoa( dsi->client.sin_addr ) );
if (setegid( pwd->pw_gid ) < 0 || seteuid( pwd->pw_uid ) < 0) {
- LOG(log_error, logtype_default, "login: %m" );
+ LOG(log_error, logtype_afpd, "login: %s", strerror(errno) );
return AFPERR_BADUAM;
}
}
#else /* TRU64 */
+#if 0
+ if (setregid(pwd->pw_gid, pwd->pw_gid ) < 0 || setreuid(pwd->pw_uid,pwd->pw_uid ) < 0) {
+#endif
if (setegid( pwd->pw_gid ) < 0 || seteuid( pwd->pw_uid ) < 0) {
- LOG(log_error, logtype_default, "login: %s", strerror(errno) );
+ LOG(log_error, logtype_afpd, "login: %s", strerror(errno) );
return AFPERR_BADUAM;
}
#endif /* TRU64 */
uuid = pwd->pw_uid;
afp_switch = postauth_switch;
+ switch (afp_version) {
+ case 31:
+ uam_afpserver_action(AFP_ENUMERATE_EXT2, UAM_AFPSERVER_POSTAUTH, afp_enumerate_ext2, NULL);
+ case 30:
+ uam_afpserver_action(AFP_ENUMERATE_EXT, UAM_AFPSERVER_POSTAUTH, afp_enumerate_ext, NULL);
+ uam_afpserver_action(AFP_BYTELOCK_EXT, UAM_AFPSERVER_POSTAUTH, afp_bytelock_ext, NULL);
+ /* catsearch_ext uses the same packet as catsearch FIXME double check this, it wasn't true for enue
+ enumerate_ext */
+ uam_afpserver_action(AFP_CATSEARCH_EXT, UAM_AFPSERVER_POSTAUTH, afp_catsearch, NULL);
+ uam_afpserver_action(AFP_GETSESSTOKEN, UAM_AFPSERVER_POSTAUTH, afp_getsession, NULL);
+ uam_afpserver_action(AFP_DISCTOLDSESS, UAM_AFPSERVER_POSTAUTH, afp_disconnect, NULL);
+ uam_afpserver_action(AFP_READ_EXT, UAM_AFPSERVER_POSTAUTH, afp_read_ext, NULL);
+ uam_afpserver_action(AFP_WRITE_EXT, UAM_AFPSERVER_POSTAUTH, afp_write_ext, NULL);
+ break;
+ }
obj->logout = logout;
+#ifdef FORCE_UIDGID
+ obj->force_uid = 1;
+ save_uidgid ( &obj->uidgid );
+#endif
+
return( AFP_OK );
}
-int afp_login(obj, ibuf, ibuflen, rbuf, rbuflen )
+/* ---------------------- */
+int afp_getsession(obj, ibuf, ibuflen, rbuf, rbuflen )
+AFPObj *obj;
+char *ibuf, *rbuf;
+unsigned int ibuflen, *rbuflen;
+{
+ u_int16_t type;
+ u_int32_t idlen;
+
+ u_int16_t tklen; /* FIXME: spec u_int32_t? */
+ pid_t token;
+
+ *rbuflen = 0;
+
+ ibuf += 2;
+ ibuflen -= 2;
+
+ memcpy(&type, ibuf, sizeof(type));
+ type = ntohs(type);
+ ibuf += sizeof(type);
+ ibuflen -= sizeof(type);
+ /*
+ *
+ */
+ switch (type) {
+ case 0: /* old version ?*/
+ break;
+ case 1: /* disconnect */
+ case 2: /* reconnect update id */
+ if (ibuflen >= sizeof(idlen)) {
+ memcpy(&idlen, ibuf, sizeof(idlen));
+ idlen = ntohl(idlen);
+ ibuf += sizeof(idlen);
+ ibuflen -= sizeof(idlen);
+ if (ibuflen < idlen) {
+ return AFPERR_PARAM;
+ }
+ /* memcpy (id, ibuf, idlen) */
+ }
+ break;
+ }
+ *rbuflen = sizeof(type);
+ type = htons(type);
+ memcpy(rbuf, &type, sizeof(type));
+ rbuf += sizeof(type);
+
+ *rbuflen += sizeof(tklen);
+ tklen = htons(sizeof(pid_t));
+ memcpy(rbuf, &tklen, sizeof(tklen));
+ rbuf += sizeof(tklen);
+
+ *rbuflen += sizeof(pid_t);
+ token = getpid();
+ memcpy(rbuf, &token, sizeof(pid_t));
+ return AFP_OK;
+}
+
+/* ---------------------- */
+int afp_disconnect(obj, ibuf, ibuflen, rbuf, rbuflen )
AFPObj *obj;
char *ibuf, *rbuf;
int ibuflen, *rbuflen;
{
- struct passwd *pwd = NULL;
- int len, i, num;
+ u_int16_t type;
+
+ u_int32_t tklen;
+ pid_t token;
*rbuflen = 0;
+ ibuf += 2;
- if ( nologin & 1)
- return send_reply(obj, AFPERR_SHUTDOWN );
+ memcpy(&type, ibuf, sizeof(type));
+ type = ntohs(type);
+ ibuf += sizeof(type);
+
+ memcpy(&tklen, ibuf, sizeof(tklen));
+ tklen = ntohl(tklen);
+ ibuf += sizeof(tklen);
+
+ if (tklen != sizeof(pid_t)) {
+ return AFPERR_MISC;
+ }
+ memcpy(&token, ibuf, tklen);
+ /* killed old session, not easy */
+ return AFP_OK;
+}
+
+/* ---------------------- */
+static int get_version(obj, ibuf, ibuflen, len)
+AFPObj *obj;
+char *ibuf;
+int ibuflen;
+int len;
+{
+ int num,i;
+
+ if (!len || len > ibuflen)
+ return AFPERR_BADVERS;
- ibuf++;
- len = (unsigned char) *ibuf++;
num = sizeof( afp_versions ) / sizeof( afp_versions[ 0 ]);
for ( i = 0; i < num; i++ ) {
if ( strncmp( ibuf, afp_versions[ i ].av_name , len ) == 0 ) {
afp_version = afp_versions[ i ].av_number;
+ afp_version_index = i;
break;
}
}
if ( i == num ) /* An inappropo version */
+ return AFPERR_BADVERS ;
+
+ if (afp_version >= 30 && obj->proto != AFPPROTO_DSI)
+ return AFPERR_BADVERS ;
+
+ return 0;
+}
+
+/* ---------------------- */
+int afp_login(obj, ibuf, ibuflen, rbuf, rbuflen )
+AFPObj *obj;
+char *ibuf, *rbuf;
+int ibuflen, *rbuflen;
+{
+ struct passwd *pwd = NULL;
+ int len, i;
+
+ *rbuflen = 0;
+
+ if ( nologin & 1)
+ return send_reply(obj, AFPERR_SHUTDOWN );
+
+ if (ibuflen <= 1)
return send_reply(obj, AFPERR_BADVERS );
+
+ ibuf++;
+ len = (unsigned char) *ibuf++;
+ ibuflen -= 2;
+
+ i = get_version(obj, ibuf, ibuflen, len);
+ if (i)
+ return send_reply(obj, i );
+
ibuf += len;
+ ibuflen -= len;
+
+ if (ibuflen <= 1)
+ return send_reply(obj, AFPERR_BADUAM);
len = (unsigned char) *ibuf++;
+ ibuflen--;
+
+ if (!len || len > ibuflen)
+ return send_reply(obj, AFPERR_BADUAM);
+
if ((afp_uam = auth_uamfind(UAM_SERVER_LOGIN, ibuf, len)) == NULL)
return send_reply(obj, AFPERR_BADUAM);
ibuf += len;
+ ibuflen -= len;
i = afp_uam->u.uam_login.login(obj, &pwd, ibuf, ibuflen, rbuf, rbuflen);
if (i || !pwd)
return send_reply(obj, login(obj, pwd, afp_uam->u.uam_login.logout));
}
+/* ---------------------- */
+int afp_login_ext(obj, ibuf, ibuflen, rbuf, rbuflen )
+AFPObj *obj;
+char *ibuf, *rbuf;
+unsigned int ibuflen, *rbuflen;
+{
+ struct passwd *pwd = NULL;
+ unsigned int len;
+ int i;
+ char type;
+ u_int16_t len16;
+ char *username;
+
+ *rbuflen = 0;
+
+ if ( nologin & 1)
+ return send_reply(obj, AFPERR_SHUTDOWN );
+
+ if (ibuflen <= 4)
+ return send_reply(obj, AFPERR_BADVERS );
+
+ ibuf++;
+ ibuf++; /* pad */
+ ibuf +=2; /* flag */
+
+ len = (unsigned char) *ibuf;
+ ibuf++;
+ ibuflen -= 5;
+
+ i = get_version(obj, ibuf, ibuflen, len);
+ if (i)
+ return send_reply(obj, i );
+
+ ibuf += len;
+ ibuflen -= len;
+
+ if (ibuflen <= 1)
+ return send_reply(obj, AFPERR_BADUAM);
+
+ len = (unsigned char) *ibuf;
+ ibuf++;
+ ibuflen--;
+
+ if (!len || len > ibuflen)
+ return send_reply(obj, AFPERR_BADUAM);
+
+ if ((afp_uam = auth_uamfind(UAM_SERVER_LOGIN, ibuf, len)) == NULL)
+ return send_reply(obj, AFPERR_BADUAM);
+ ibuf += len;
+ ibuflen -= len;
+
+ if (!afp_uam->u.uam_login.login_ext) {
+ LOG(log_error, logtype_afpd, "login_ext: uam %s not AFP 3 ready!", afp_uam->uam_name );
+ return send_reply(obj, AFPERR_BADUAM);
+ }
+ /* user name */
+ if (len <= 1 +sizeof(len16))
+ return send_reply(obj, AFPERR_PARAM);
+ type = *ibuf;
+ username = ibuf;
+ ibuf++;
+ ibuflen--;
+ if (type != 3)
+ return send_reply(obj, AFPERR_PARAM);
+
+ memcpy(&len16, ibuf, sizeof(len16));
+ ibuf += sizeof(len16);
+ ibuflen -= sizeof(len16);
+ len = ntohs(len16);
+ if (len > ibuflen)
+ return send_reply(obj, AFPERR_PARAM);
+ ibuf += len;
+ ibuflen -= len;
+
+ /* directory service name */
+ if (!ibuflen)
+ return send_reply(obj, AFPERR_PARAM);
+ type = *ibuf;
+ ibuf++;
+ ibuflen--;
+
+ switch(type) {
+ case 1:
+ case 2:
+ if (!ibuflen)
+ return send_reply(obj, AFPERR_PARAM);
+ len = (unsigned char) *ibuf;
+ ibuf++;
+ ibuflen--;
+ break;
+ case 3:
+ if (ibuflen <= sizeof(len16))
+ return send_reply(obj, AFPERR_PARAM);
+
+ memcpy(&len16, ibuf, sizeof(len16));
+ ibuf += sizeof(len16);
+ ibuflen -= sizeof(len16);
+ len = ntohs(len16);
+ break;
+ default:
+ return send_reply(obj, AFPERR_PARAM);
+ }
+ if (len != 0) {
+ LOG(log_error, logtype_afpd, "login_ext: directory service path not null!" );
+ return send_reply(obj, AFPERR_PARAM);
+ }
+ ibuf += len;
+ ibuflen -= len;
+
+ if (!ibuflen )
+ return send_reply(obj, AFPERR_PARAM);
+
+ /* Pad */
+ if ((unsigned long) ibuf & 1) { /* pad character */
+ ibuf++;
+ ibuflen--;
+ }
+
+ /* FIXME user name are in unicode */
+ i = afp_uam->u.uam_login.login_ext(obj, username, &pwd, ibuf, ibuflen, rbuf, rbuflen);
+ if (i || !pwd)
+ return send_reply(obj, i);
+
+ return send_reply(obj, login(obj, pwd, afp_uam->u.uam_login.logout));
+}
+/* ---------------------- */
int afp_logincont(obj, ibuf, ibuflen, rbuf, rbuflen)
AFPObj *obj;
char *ibuf, *rbuf;
char *ibuf, *rbuf;
int ibuflen, *rbuflen;
{
- LOG(log_info, logtype_default, "logout %s", obj->username);
+ LOG(log_info, logtype_afpd, "logout %s", obj->username);
obj->exit(0);
return AFP_OK;
}
char username[MACFILELEN + 1], *start = ibuf;
struct uam_obj *uam;
struct passwd *pwd;
- int len;
+ size_t len;
+ int ret;
*rbuflen = 0;
ibuf += 2;
if ((len + 1) & 1) /* pad byte */
ibuf++;
- LOG(log_info, logtype_default, "changing password for <%s>", username);
+ LOG(log_info, logtype_afpd, "changing password for <%s>", username);
if (( pwd = uam_getname( username, sizeof(username))) == NULL )
return AFPERR_PARAM;
/* send it off to the uam. we really don't use ibuflen right now. */
ibuflen -= (ibuf - start);
- len = uam->u.uam_changepw(obj, username, pwd, ibuf, ibuflen,
+ ret = uam->u.uam_changepw(obj, username, pwd, ibuf, ibuflen,
rbuf, rbuflen);
- LOG(log_info, logtype_default, "password change %s.",
- (len == AFPERR_AUTHCONT) ? "continued" :
- (len ? "failed" : "succeeded"));
- return len;
+ LOG(log_info, logtype_afpd, "password change %s.",
+ (ret == AFPERR_AUTHCONT) ? "continued" :
+ (ret ? "failed" : "succeeded"));
+ return ret;
}
return AFP_OK;
}
-#define UAM_LIST(type) (((type) == UAM_SERVER_LOGIN) ? &uam_login : \
+#define UAM_LIST(type) (((type) == UAM_SERVER_LOGIN || (type) == UAM_SERVER_LOGIN_EXT) ? &uam_login : \
(((type) == UAM_SERVER_CHANGEPW) ? \
&uam_changepw : NULL))
char name[MAXPATHLEN + 1], buf[MAXPATHLEN + 1], *p;
struct uam_mod *mod;
struct stat st;
- int len;
+ size_t len;
- if (!path || !list || (len = strlen(path)) > sizeof(name) - 2)
+ if (!path || !*path || !list || (len = strlen(path)) > sizeof(name) - 2)
return -1;
strncpy(buf, list, sizeof(buf));
while (p) {
strncpy(name + len, p, sizeof(name) - len);
- LOG(log_debug, logtype_default, "uam: loading (%s)", name);
+ LOG(log_debug, logtype_afpd, "uam: loading (%s)", name);
/*
if ((stat(name, &st) == 0) && (mod = uam_load(name, p))) {
*/
if (stat(name, &st) == 0) {
if ((mod = uam_load(name, p))) {
uam_attach(&uam_modules, mod);
- LOG(log_info, logtype_default, "uam: %s loaded", p);
+ LOG(log_info, logtype_afpd, "uam: %s loaded", p);
} else {
- LOG(log_info, logtype_default, "uam: %s load failure",p);
+ LOG(log_info, logtype_afpd, "uam: %s load failure",p);
}
} else {
- LOG(log_info, logtype_default, "uam: uam not found (status=%d)", stat(name, &st));
+ LOG(log_info, logtype_afpd, "uam: uam not found (status=%d)", stat(name, &st));
}
p = strtok(NULL, ",");
}