/* modules/m_xline.c
- *
+ *
* Copyright (C) 2002-2003 Lee Hardy <lee@leeh.co.uk>
* Copyright (C) 2002-2005 ircd-ratbox development team
*
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
- *
- * $Id$
*/
#include "stdinc.h"
#include "send.h"
#include "channel.h"
#include "client.h"
-#include "common.h"
-#include "config.h"
+#include "defaults.h"
#include "class.h"
#include "ircd.h"
#include "numeric.h"
#include "s_newconf.h"
#include "reject.h"
#include "bandbi.h"
+#include "operhash.h"
+
+static const char xline_desc[] =
+ "Provides management of GECOS bans via (UN)XLINE command";
-static int mo_xline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]);
-static int ms_xline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]);
-static int me_xline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]);
-static int mo_unxline(struct Client *client_p, struct Client *source_p, int parc,
+static void mo_xline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]);
+static void ms_xline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]);
+static void me_xline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]);
+static void mo_unxline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc,
const char *parv[]);
-static int ms_unxline(struct Client *client_p, struct Client *source_p, int parc,
+static void ms_unxline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc,
const char *parv[]);
-static int me_unxline(struct Client *client_p, struct Client *source_p, int parc,
+static void me_unxline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc,
const char *parv[]);
-struct Message xline_msgtab = {
- "XLINE", 0, 0, 0, MFLG_SLOW,
- {mg_unreg, mg_not_oper, {ms_xline, 5}, {ms_xline, 5}, {me_xline, 5}, {mo_xline, 3}}
-};
-
-struct Message unxline_msgtab = {
- "UNXLINE", 0, 0, 0, MFLG_SLOW,
- {mg_unreg, mg_not_oper, {ms_unxline, 3}, {ms_unxline, 3}, {me_unxline, 2}, {mo_unxline, 2}}
-};
-
-mapi_clist_av1 xline_clist[] = { &xline_msgtab, &unxline_msgtab, NULL };
-
-DECLARE_MODULE_AV1(xline, NULL, NULL, xline_clist, NULL, NULL, "$Revision$");
-
-static int valid_xline(struct Client *, const char *, const char *);
+static bool valid_xline(struct Client *, const char *, const char *);
static void apply_xline(struct Client *client_p, const char *name,
- const char *reason, int temp_time);
+ const char *reason, int temp_time, bool propagated);
static void propagate_xline(struct Client *source_p, const char *target,
int temp_time, const char *name, const char *type, const char *reason);
static void cluster_xline(struct Client *source_p, int temp_time,
static void handle_remote_xline(struct Client *source_p, int temp_time,
const char *name, const char *reason);
static void handle_remote_unxline(struct Client *source_p, const char *name);
+static void remove_xline(struct Client *source_p, const char *name,
+ bool propagated);
+
+struct Message xline_msgtab = {
+ "XLINE", 0, 0, 0, 0,
+ {mg_unreg, mg_not_oper, {ms_xline, 5}, {ms_xline, 5}, {me_xline, 5}, {mo_xline, 3}}
+};
-static void remove_xline(struct Client *source_p, const char *name);
+struct Message unxline_msgtab = {
+ "UNXLINE", 0, 0, 0, 0,
+ {mg_unreg, mg_not_oper, {ms_unxline, 3}, {ms_unxline, 3}, {me_unxline, 2}, {mo_unxline, 2}}
+};
+mapi_clist_av1 xline_clist[] = { &xline_msgtab, &unxline_msgtab, NULL };
+
+DECLARE_MODULE_AV2(xline, NULL, NULL, xline_clist, NULL, NULL, NULL, NULL, xline_desc);
/* m_xline()
*
* parv[2] - optional type/reason
* parv[3] - reason
*/
-static int
-mo_xline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+mo_xline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct ConfItem *aconf;
const char *name;
const char *target_server = NULL;
int temp_time;
int loc = 1;
+ bool propagated = ConfigFileEntry.use_propagated_bans;
if(!IsOperXline(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name, "xline");
- return 0;
+ return;
}
if((temp_time = valid_temp_time(parv[loc])) >= 0)
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "remoteban");
- return 0;
+ return;
}
target_server = parv[loc + 1];
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
me.name, source_p->name, "XLINE");
- return 0;
+ return;
}
reason = parv[loc];
propagate_xline(source_p, target_server, temp_time, name, "2", reason);
if(!match(target_server, me.name))
- return 0;
+ return;
+
+ /* Set as local-only. */
+ propagated = false;
}
- else if(rb_dlink_list_length(&cluster_conf_list) > 0)
+ else if(!propagated && rb_dlink_list_length(&cluster_conf_list) > 0)
cluster_xline(source_p, temp_time, name, reason);
if((aconf = find_xline_mask(name)) != NULL)
{
sendto_one(source_p, ":%s NOTICE %s :[%s] already X-Lined by [%s] - %s",
me.name, source_p->name, name, aconf->host, aconf->passwd);
- return 0;
+ return;
}
if(!valid_xline(source_p, name, reason))
- return 0;
+ return;
- apply_xline(source_p, name, reason, temp_time);
+ if(propagated && temp_time == 0)
+ {
+ sendto_one_notice(source_p, ":Cannot set a permanent global ban");
+ return;
+ }
- return 0;
+ apply_xline(source_p, name, reason, temp_time, propagated);
}
/* ms_xline()
*
* handles a remote xline
*/
-static int
-ms_xline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+ms_xline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
/* parv[0] parv[1] parv[2] parv[3] parv[4]
* oper target serv xline type reason
propagate_xline(source_p, parv[1], 0, parv[2], parv[3], parv[4]);
if(!IsPerson(source_p))
- return 0;
+ return;
/* destined for me? */
if(!match(parv[1], me.name))
- return 0;
+ return;
handle_remote_xline(source_p, 0, parv[2], parv[4]);
- return 0;
}
-static int
-me_xline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+me_xline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
/* time name type :reason */
if(!IsPerson(source_p))
- return 0;
+ return;
handle_remote_xline(source_p, atoi(parv[1]), parv[2], parv[4]);
- return 0;
}
static void
return;
}
- apply_xline(source_p, name, reason, temp_time);
+ apply_xline(source_p, name, reason, temp_time, false);
}
/* valid_xline()
* outputs -
* side effects - checks the xline for validity, erroring if needed
*/
-static int
+static bool
valid_xline(struct Client *source_p, const char *gecos, const char *reason)
{
if(EmptyString(reason))
{
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS),
get_id(&me, source_p), get_id(source_p, source_p), "XLINE");
- return 0;
- }
-
- if(strchr(reason, ':') != NULL)
- {
- sendto_one_notice(source_p, ":Invalid character ':' in comment");
- return 0;
- }
-
- if(strchr(reason, '"'))
- {
- sendto_one_notice(source_p, ":Invalid character '\"' in comment");
- return 0;
+ return false;
}
if(!valid_wild_card_simple(gecos))
":Please include at least %d non-wildcard "
"characters with the xline",
ConfigFileEntry.min_nonwildcard_simple);
- return 0;
+ return false;
}
- return 1;
+ return true;
}
void
-apply_xline(struct Client *source_p, const char *name, const char *reason, int temp_time)
+apply_xline(struct Client *source_p, const char *name, const char *reason, int temp_time, bool propagated)
{
struct ConfItem *aconf;
aconf = make_conf();
aconf->status = CONF_XLINE;
+ aconf->created = rb_current_time();
+ aconf->host = rb_strdup(name);
+ aconf->passwd = rb_strdup(reason);
+ collapse(aconf->host);
- if(strstr(name, "\\s"))
+ aconf->info.oper = operhash_add(get_oper_name(source_p));
+
+ if(propagated)
{
- char *tmp = LOCAL_COPY(name);
- char *orig = tmp;
- char *new = tmp;
+ aconf->flags |= CONF_FLAGS_MYOPER | CONF_FLAGS_TEMPORARY;
+ aconf->hold = rb_current_time() + temp_time;
+ aconf->lifetime = aconf->hold;
- while(*orig)
- {
- if(*orig == '\\' && *(orig + 1) != '\0')
- {
- if(*(orig + 1) == 's')
- {
- *new++ = ' ';
- orig += 2;
- }
- /* otherwise skip that and the escaped
- * character after it, so we dont mistake
- * \\s as \s --fl
- */
- else
- {
- *new++ = *orig++;
- *new++ = *orig++;
- }
- }
- else
- *new++ = *orig++;
- }
+ replace_old_ban(aconf);
+ rb_dlinkAddAlloc(aconf, &prop_bans);
- *new = '\0';
- aconf->host = rb_strdup(tmp);
+ sendto_realops_snomask(SNO_GENERAL, L_ALL,
+ "%s added global %d min. X-Line for [%s] [%s]",
+ get_oper_name(source_p), temp_time / 60,
+ aconf->host, reason);
+ ilog(L_KLINE, "X %s %d %s %s",
+ get_oper_name(source_p), temp_time / 60, name, reason);
+ sendto_one_notice(source_p, ":Added global %d min. X-Line [%s]",
+ temp_time / 60, aconf->host);
+ sendto_server(NULL, NULL, CAP_BAN|CAP_TS6, NOCAPS,
+ ":%s BAN X * %s %lu %d %d * :%s",
+ source_p->id, aconf->host,
+ (unsigned long)aconf->created,
+ (int)(aconf->hold - aconf->created),
+ (int)(aconf->lifetime - aconf->created),
+ reason);
}
- else
- aconf->host = rb_strdup(name);
-
- aconf->passwd = rb_strdup(reason);
- collapse(aconf->host);
-
- if(temp_time > 0)
+ else if(temp_time > 0)
{
aconf->hold = rb_current_time() + temp_time;
*
* parv[1] - thing to unxline
*/
-static int
-mo_unxline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+mo_unxline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
+ bool propagated = true;
+
if(!IsOperXline(source_p))
{
sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, source_p->name, "xline");
- return 0;
+ return;
}
if(parc == 4 && !(irccmp(parv[2], "ON")))
{
sendto_one(source_p, form_str(ERR_NOPRIVS),
me.name, source_p->name, "remoteban");
- return 0;
+ return;
}
propagate_generic(source_p, "UNXLINE", parv[3], CAP_CLUSTER, "%s", parv[1]);
if(match(parv[3], me.name) == 0)
- return 0;
- }
- else if(rb_dlink_list_length(&cluster_conf_list))
- cluster_generic(source_p, "UNXLINE", SHARED_UNXLINE, CAP_CLUSTER, "%s", parv[1]);
+ return;
- remove_xline(source_p, parv[1]);
+ propagated = false;
+ }
+ /* cluster{} moved to remove_xline */
- return 0;
+ remove_xline(source_p, parv[1], propagated);
}
/* ms_unxline()
*
* handles a remote unxline
*/
-static int
-ms_unxline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+ms_unxline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
/* parv[0] parv[1] parv[2]
* oper target server gecos
propagate_generic(source_p, "UNXLINE", parv[1], CAP_CLUSTER, "%s", parv[2]);
if(!match(parv[1], me.name))
- return 0;
+ return;
if(!IsPerson(source_p))
- return 0;
+ return;
handle_remote_unxline(source_p, parv[2]);
- return 0;
}
-static int
-me_unxline(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
+static void
+me_unxline(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
/* name */
if(!IsPerson(source_p))
- return 0;
+ return;
handle_remote_unxline(source_p, parv[1]);
- return 0;
}
static void
source_p->servptr->name, SHARED_UNXLINE))
return;
- remove_xline(source_p, name);
-
- return;
+ remove_xline(source_p, name, false);
}
static void
-remove_xline(struct Client *source_p, const char *name)
+remove_xline(struct Client *source_p, const char *name, bool propagated)
{
struct ConfItem *aconf;
rb_dlink_node *ptr;
+ time_t now;
RB_DLINK_FOREACH(ptr, xline_conf_list.head)
{
if(!irccmp(aconf->host, name))
{
+ if(aconf->lifetime)
+ {
+ if(!propagated)
+ {
+ sendto_one_notice(source_p, ":Cannot remove global X-Line %s on specific servers", name);
+ return;
+ }
+ ptr = rb_dlinkFind(aconf, &prop_bans);
+ if(ptr == NULL)
+ return;
+ sendto_one_notice(source_p, ":X-Line for [%s] is removed", name);
+ sendto_realops_snomask(SNO_GENERAL, L_ALL,
+ "%s has removed the global X-Line for: [%s]",
+ get_oper_name(source_p), name);
+ ilog(L_KLINE, "UX %s %s", get_oper_name(source_p), name);
+ now = rb_current_time();
+ if(aconf->created < now)
+ aconf->created = now;
+ else
+ aconf->created++;
+ aconf->hold = aconf->created;
+ operhash_delete(aconf->info.oper);
+ aconf->info.oper = operhash_add(get_oper_name(source_p));
+ aconf->flags |= CONF_FLAGS_MYOPER | CONF_FLAGS_TEMPORARY;
+ sendto_server(NULL, NULL, CAP_BAN|CAP_TS6, NOCAPS,
+ ":%s BAN X * %s %lu %d %d * :*",
+ source_p->id, aconf->host,
+ (unsigned long)aconf->created,
+ 0,
+ (int)(aconf->lifetime - aconf->created));
+ remove_reject_mask(aconf->host, NULL);
+ deactivate_conf(aconf, ptr, now);
+ return;
+ }
+ else if(propagated && rb_dlink_list_length(&cluster_conf_list))
+ cluster_generic(source_p, "UNXLINE", SHARED_UNXLINE, CAP_CLUSTER, "%s", name);
if(!aconf->hold)
{
bandb_del(BANDB_XLINE, aconf->host, NULL);
}
}
- sendto_one_notice(source_p, ":No X-Line for %s", name);
+ if(propagated && rb_dlink_list_length(&cluster_conf_list))
+ cluster_generic(source_p, "UNXLINE", SHARED_UNXLINE, CAP_CLUSTER, "%s", name);
- return;
+ sendto_one_notice(source_p, ":No X-Line for %s", name);
}