/**
* The /ns ghost command.
* @param u The user who issued the command
* @param MOD_CONT to continue processing other modules, MOD_STOP to stop processing.
**/
int do_ghost(User * u)
{
char *nick = strtok(NULL, " ");
char *pass = strtok(NULL, " ");
NickAlias *na;
User *u2;
if (!nick) {
syntax_error(s_NickServ, u, "GHOST", NICK_GHOST_SYNTAX);
} else if (!(u2 = finduser(nick))) {
notice_lang(s_NickServ, u, NICK_X_NOT_IN_USE, nick);
} else if (!(na = u2->na)) {
notice_lang(s_NickServ, u, NICK_X_NOT_REGISTERED, nick);
} else if (na->status & NS_VERBOTEN) {
notice_lang(s_NickServ, u, NICK_X_FORBIDDEN, na->nick);
} else if (na->nc->flags & NI_SUSPENDED) {
notice_lang(s_NickServ, u, NICK_X_SUSPENDED, na->nick);
} else if (stricmp(nick, u->nick) == 0) {
notice_lang(s_NickServ, u, NICK_NO_GHOST_SELF);
} else if (pass) {
int res = enc_check_password(pass, na->nc->pass);
if (res == 1) {
char buf[NICKMAX + 32];
snprintf(buf, sizeof(buf), "GHOST command used by %s",
u->nick);
if (LimitSessions) {
del_session(u2->host);
}
kill_user(s_NickServ, nick, buf);
notice_lang(s_NickServ, u, NICK_GHOST_KILLED, nick);
} else {
notice_lang(s_NickServ, u, ACCESS_DENIED);
if (res == 0) {
alog("%s: GHOST: invalid password for %s by %s!%s@%s",
s_NickServ, nick, u->nick, u->username, u->host);
bad_password(u);
}
}
} else {
if (group_identified(u, na->nc)
|| (!(na->nc->flags & NI_SECURE) && is_on_access(u, na->nc))) {
char buf[NICKMAX + 32];
snprintf(buf, sizeof(buf), "GHOST command used by %s",
u->nick);
if (LimitSessions) {
del_session(u2->host);
}
kill_user(s_NickServ, nick, buf);
notice_lang(s_NickServ, u, NICK_GHOST_KILLED, nick);
} else {
notice_lang(s_NickServ, u, ACCESS_DENIED);
}
}
return MOD_CONT;
}
void do_kill(char *nick, char *msg)
{
User *user;
NickAlias *na;
user = finduser(nick);
if (!user) {
if (debug) {
alog("debug: KILL of nonexistent nick: %s", nick);
}
return;
}
if (debug) {
alog("debug: %s killed", nick);
}
if ((na = user->na) && (!(na->status & NS_VERBOTEN))
&& (!(na->nc->flags & NI_SUSPENDED))
&& (na->status & (NS_IDENTIFIED | NS_RECOGNIZED))) {
na->last_seen = time(NULL);
if (na->last_quit)
free(na->last_quit);
na->last_quit = *msg ? sstrdup(msg) : NULL;
}
if (LimitSessions && !is_ulined(user->server->name)) {
del_session(user->host);
}
delete_user(user);
}
void do_quit(const char *source, int ac, char **av)
{
User *user;
NickAlias *na;
user = finduser(source);
if (!user) {
alog("user: QUIT from nonexistent user %s: %s", source,
merge_args(ac, av));
return;
}
if (debug) {
alog("debug: %s quits", source);
}
if ((na = user->na) && (!(na->status & NS_VERBOTEN))
&& (!(na->nc->flags & NI_SUSPENDED))
&& (na->status & (NS_IDENTIFIED | NS_RECOGNIZED))) {
na->last_seen = time(NULL);
if (na->last_quit)
free(na->last_quit);
na->last_quit = *av[0] ? sstrdup(av[0]) : NULL;
}
if (LimitSessions && !is_ulined(user->server->name)) {
del_session(user->host);
}
delete_user(user);
}
/**
* Deallocates the memory taken by a Generic Session
*/
void AAADropSession(AAASession *s)
{
// first give a chance to the cb to free the generic param
if (s&&s->cb)
(s->cb)(AUTH_EV_SESSION_DROP,s);
del_session(s);
}
int main(int argc, char *argv[])
{
unsigned char lb[2];
unsigned char buf[BUFSIZ];
char *user;
char *pwd;
char *mode;
int sid;
int rval;
struct session *sessp;
// test clause
if (argc == 4 ) {
/* ./epam authmodule user passwd */
printf("testing service=%s u=%s pwd=%s\n", argv[1],argv[2], argv[3]);
do_auth(argv[1], argv[2], argv[3], "AS", 33);
exit(0);
}
wstart();
while (1) {
if (read_fill(0, lb, 2) != 2)
exit(1);
rval = get_int16(lb);
if (read_fill(0, buf, rval) != rval)
exit(1);
switch (buf[0]) {
case 'a':
// auth a user
user = (char *)&buf[1];
pwd = user + strlen(user) + 1;
mode= pwd + strlen(pwd) + 1;
sid = atoi(mode + strlen(mode) + 1);
do_auth(argv[1], user, pwd, mode, sid);
break;
case 'c':
// close session
sid = atoi((char *)&buf[1]);
if ((sessp = del_session(&sessions, sid)) == NULL) {
fprintf(stderr, "Couldn't find session %d\r\n", sid);
break;
}
if (sessp->session_mode == 1) {
pam_close_session(sessp->pamh, 0);
/*fprintf(stderr, "did ok close sess \n\r");*/
}
pam_end(sessp->pamh, PAM_SUCCESS);
free(sessp);
break;
default:
fprintf(stderr, "Bad op \n\r");
}
}
}
int tftp_session(uev_ctx_t *ctx, int sd)
{
int pid = 0;
ctrl_t *ctrl;
ctrl = new_session(ctx, sd, &pid);
if (!ctrl)
return pid;
tftp_command(ctrl);
exit(del_session(ctrl, 0));
}
/**
* Deallocates the memory taken by a Authorization Session
*/
void AAADropAuthSession(AAASession *s)
{
del_session(s);
}
static long ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct iscsi_target *target = NULL;
long err;
u32 id;
if ((err = get_user(id, (u32 *) arg)) != 0)
goto done;
if (cmd == DEL_TARGET) {
err = target_del(id);
goto done;
}
target = target_lookup_by_id(id);
if (cmd == ADD_TARGET)
if (target) {
err = -EEXIST;
eprintk("Target %u already exist!\n", id);
goto done;
}
switch (cmd) {
case ADD_TARGET:
assert(!target);
err = add_target(arg);
goto done;
}
if (!target) {
eprintk("can't find the target %u\n", id);
err = -EINVAL;
goto done;
}
if ((err = target_lock(target, 1)) < 0) {
eprintk("interrupted %ld %d\n", err, cmd);
goto done;
}
switch (cmd) {
case ADD_VOLUME:
err = add_volume(target, arg);
break;
case DEL_VOLUME:
err = del_volume(target, arg);
break;
case ADD_SESSION:
err = add_session(target, arg);
break;
case DEL_SESSION:
err = del_session(target, arg);
break;
case GET_SESSION_INFO:
err = get_session_info(target, arg);
break;
case ISCSI_PARAM_SET:
err = iscsi_param_config(target, arg, 1);
break;
case ISCSI_PARAM_GET:
err = iscsi_param_config(target, arg, 0);
break;
case ADD_CONN:
err = add_conn(target, arg);
break;
case DEL_CONN:
err = del_conn(target, arg);
break;
case GET_CONN_INFO:
err = get_conn_info(target, arg);
break;
}
if (target)
target_unlock(target);
done:
return err;
}
static long ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct iscsi_target *target = NULL;
long err;
u32 id;
err = down_interruptible(&ioctl_sem);
if (err < 0)
return err;
if (cmd == GET_MODULE_INFO) {
err = get_module_info(arg);
goto done;
}
if (cmd == ADD_TARGET) {
err = add_target(arg);
goto done;
}
err = get_user(id, (u32 *) arg);
if (err < 0)
goto done;
/* locking handled in target_del */
if (cmd == DEL_TARGET) {
err = target_del(id);
goto done;
}
target = target_lookup_by_id(id);
if (!target) {
err = -ENOENT;
goto done;
}
err = target_lock(target, 1);
if (err < 0)
goto done;
switch (cmd) {
case ADD_VOLUME:
err = add_volume(target, arg);
break;
case DEL_VOLUME:
err = del_volume(target, arg);
break;
case ADD_SESSION:
err = add_session(target, arg);
break;
case DEL_SESSION:
err = del_session(target, arg);
break;
case GET_SESSION_INFO:
err = get_session_info(target, arg);
break;
case ISCSI_PARAM_SET:
err = iscsi_param_config(target, arg, 1);
break;
case ISCSI_PARAM_GET:
err = iscsi_param_config(target, arg, 0);
break;
case ADD_CONN:
err = add_conn(target, arg);
break;
case DEL_CONN:
err = del_conn(target, arg);
break;
case GET_CONN_INFO:
err = get_conn_info(target, arg);
break;
default:
eprintk("invalid ioctl cmd %x\n", cmd);
err = -EINVAL;
}
target_unlock(target);
done:
up(&ioctl_sem);
return err;
}
int iet_ioctl(struct cdev *dev, unsigned long cmd, caddr_t iarg, int fflag, struct thread *td)
#endif
{
struct iscsi_target *target = NULL;
long err;
u32 id;
#ifdef FREEBSD
unsigned long arg = (unsigned long)(iarg); /* Avoid make warnings */
#endif
err = mutex_lock_interruptible(&ioctl_mutex);
if (err != 0)
return err;
if (cmd == GET_MODULE_INFO) {
err = get_module_info(arg);
goto done;
}
if (cmd == ADD_TARGET) {
err = add_target(arg);
goto done;
}
err = copy_from_user(&id, (u32 *) (unsigned long)arg, sizeof(u32));
if (err < 0)
goto done;
/* locking handled in target_del */
if (cmd == DEL_TARGET) {
err = target_del(id);
goto done;
}
target = target_lookup_by_id(id);
if (!target) {
err = -ENOENT;
goto done;
}
err = target_lock(target, 1);
if (err < 0)
goto done;
switch (cmd) {
case ADD_VOLUME:
err = add_volume(target, arg);
break;
case DEL_VOLUME:
err = del_volume(target, arg);
break;
case ADD_SESSION:
err = add_session(target, arg);
break;
case DEL_SESSION:
err = del_session(target, arg);
break;
case GET_SESSION_INFO:
err = get_session_info(target, arg);
break;
case ISCSI_PARAM_SET:
err = iscsi_param_config(target, arg, 1);
break;
case ISCSI_PARAM_GET:
err = iscsi_param_config(target, arg, 0);
break;
case ADD_CONN:
err = add_conn(target, arg);
break;
case DEL_CONN:
err = del_conn(target, arg);
break;
case GET_CONN_INFO:
err = get_conn_info(target, arg);
break;
default:
eprintk("invalid ioctl cmd %lx\n", (unsigned long)cmd);
err = -EINVAL;
}
target_unlock(target);
done:
mutex_unlock(&ioctl_mutex);
#ifdef FREEBSD
if (err < 0)
err = -(err);
#endif
return err;
}
