Make opers talking through +g controllable by user mode +M (#275)
Times out after 30 minutes, and adds oper:always_message privilege for bots and services to always talk through +g
This commit is contained in:
parent
099d470763
commit
2f596395fa
1 changed files with 211 additions and 37 deletions
|
@ -44,49 +44,78 @@
|
|||
#include "supported.h"
|
||||
#include "logger.h"
|
||||
|
||||
static int
|
||||
um_callerid_modinit(void)
|
||||
{
|
||||
user_modes['g'] = find_umode_slot();
|
||||
if (!user_modes['g'])
|
||||
{
|
||||
ierror("um_callerid: unable to allocate usermode slot for +g; unloading module.");
|
||||
return -1;
|
||||
}
|
||||
|
||||
user_modes['G'] = find_umode_slot();
|
||||
if (!user_modes['G'])
|
||||
{
|
||||
user_modes['g'] = 0;
|
||||
|
||||
ierror("um_callerid: unable to allocate usermode slot for +G; unloading module.");
|
||||
return -1;
|
||||
}
|
||||
|
||||
construct_umodebuf();
|
||||
|
||||
add_isupport("CALLERID", isupport_umode, "g");
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void
|
||||
um_callerid_moddeinit(void)
|
||||
{
|
||||
user_modes['g'] = 0;
|
||||
user_modes['G'] = 0;
|
||||
construct_umodebuf();
|
||||
|
||||
delete_isupport("CALLERID");
|
||||
}
|
||||
|
||||
#define IsSetStrictCallerID(c) ((c->umodes & user_modes['g']) == user_modes['g'])
|
||||
#define IsSetRelaxedCallerID(c) ((c->umodes & user_modes['G']) == user_modes['G'])
|
||||
#define IsSetAnyCallerID(c) (IsSetStrictCallerID(c) || IsSetRelaxedCallerID(c))
|
||||
#define IsSetTalkThroughCallerID(c) ((c->umodes & user_modes['M']) == user_modes['M'])
|
||||
|
||||
static const char um_callerid_desc[] =
|
||||
"Provides usermodes +g and +G which restrict messages from unauthorized users.";
|
||||
|
||||
|
||||
struct CallerIDOverrideSession {
|
||||
rb_dlink_node node;
|
||||
|
||||
struct Client *client;
|
||||
time_t deadline;
|
||||
};
|
||||
|
||||
static rb_dlink_list callerid_overriding_opers = { NULL, NULL, 0 };
|
||||
struct ev_entry *expire_callerid_override_deadlines_ev = NULL;
|
||||
|
||||
static void
|
||||
update_session_deadline(struct Client *source_p)
|
||||
{
|
||||
struct CallerIDOverrideSession *session_p = NULL;
|
||||
rb_dlink_node *n;
|
||||
|
||||
RB_DLINK_FOREACH(n, callerid_overriding_opers.head)
|
||||
{
|
||||
struct CallerIDOverrideSession *s = n->data;
|
||||
|
||||
if (s->client == source_p)
|
||||
{
|
||||
session_p = s;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (session_p != NULL)
|
||||
{
|
||||
rb_dlinkDelete(&session_p->node, &callerid_overriding_opers);
|
||||
}
|
||||
else
|
||||
{
|
||||
session_p = rb_malloc(sizeof(struct CallerIDOverrideSession));
|
||||
session_p->client = source_p;
|
||||
}
|
||||
|
||||
session_p->deadline = rb_current_time() + 1800;
|
||||
|
||||
rb_dlinkAddTail(session_p, &session_p->node, &callerid_overriding_opers);
|
||||
}
|
||||
|
||||
static void
|
||||
expire_callerid_override_deadlines(void *unused)
|
||||
{
|
||||
rb_dlink_node *n, *tn;
|
||||
|
||||
RB_DLINK_FOREACH_SAFE(n, tn, callerid_overriding_opers.head)
|
||||
{
|
||||
struct CallerIDOverrideSession *session_p = n->data;
|
||||
|
||||
if (session_p->deadline >= rb_current_time())
|
||||
{
|
||||
break;
|
||||
}
|
||||
else
|
||||
{
|
||||
const char *parv[4] = {session_p->client->name, session_p->client->name, "-M", NULL};
|
||||
user_mode(session_p->client, session_p->client, 3, parv);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static bool
|
||||
allow_message(struct Client *source_p, struct Client *target_p)
|
||||
{
|
||||
|
@ -105,7 +134,7 @@ allow_message(struct Client *source_p, struct Client *target_p)
|
|||
return true;
|
||||
|
||||
/* XXX: controversial? allow opers to send through +g */
|
||||
if (MayHavePrivilege(source_p, "oper:message"))
|
||||
if (IsSetTalkThroughCallerID(source_p) || MayHavePrivilege(source_p, "oper:always_message"))
|
||||
return true;
|
||||
|
||||
if (accept_message(source_p, target_p))
|
||||
|
@ -227,11 +256,156 @@ h_hdl_privmsg_user(void *vdata)
|
|||
data->approved = ERR_TARGUMODEG;
|
||||
}
|
||||
|
||||
static void
|
||||
check_umode_change(void *vdata)
|
||||
{
|
||||
hook_data_umode_changed *data = (hook_data_umode_changed *)vdata;
|
||||
bool changed = false;
|
||||
struct Client *source_p = data->client;
|
||||
|
||||
if (!MyClient(source_p))
|
||||
return;
|
||||
|
||||
if (data->oldumodes & UMODE_OPER && !IsOper(source_p))
|
||||
source_p->umodes &= ~user_modes['M'];
|
||||
|
||||
changed = ((data->oldumodes ^ source_p->umodes) & user_modes['M']);
|
||||
|
||||
if (changed && source_p->umodes & user_modes['M'])
|
||||
{
|
||||
if (!HasPrivilege(source_p, "oper:message"))
|
||||
{
|
||||
sendto_one_notice(source_p, ":*** You need oper:message privilege for +M");
|
||||
source_p->umodes &= ~user_modes['M'];
|
||||
return;
|
||||
}
|
||||
|
||||
update_session_deadline(source_p);
|
||||
}
|
||||
else if (changed)
|
||||
{
|
||||
// Unsetting +M; remove the timeout session
|
||||
rb_dlink_node *n, *tn;
|
||||
|
||||
RB_DLINK_FOREACH_SAFE(n, tn, callerid_overriding_opers.head)
|
||||
{
|
||||
struct CallerIDOverrideSession *session_p = n->data;
|
||||
|
||||
if (session_p->client != source_p)
|
||||
continue;
|
||||
|
||||
rb_dlinkDelete(n, &callerid_overriding_opers);
|
||||
rb_free(session_p);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void check_priv_change(void *vdata)
|
||||
{
|
||||
hook_data_priv_change *data = (hook_data_priv_change*)vdata;
|
||||
struct Client *source_p = data->client;
|
||||
const char *fakeparv[4];
|
||||
|
||||
if (!MyClient(source_p))
|
||||
return;
|
||||
|
||||
if (source_p->umodes & user_modes['M'] && !HasPrivilege(source_p, "oper:message"))
|
||||
{
|
||||
sendto_one_notice(source_p, ":*** You need oper:message privilege for +M");
|
||||
fakeparv[0] = fakeparv[1] = source_p->name;
|
||||
fakeparv[2] = "-M";
|
||||
fakeparv[3] = NULL;
|
||||
user_mode(source_p, source_p, 3, fakeparv);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
handle_client_exit(void *vdata)
|
||||
{
|
||||
hook_data_client_exit *data = (hook_data_client_exit *) vdata;
|
||||
rb_dlink_node *n, *tn;
|
||||
struct Client *source_p = data->target;
|
||||
|
||||
RB_DLINK_FOREACH_SAFE(n, tn, callerid_overriding_opers.head)
|
||||
{
|
||||
struct CallerIDOverrideSession *session_p = n->data;
|
||||
|
||||
if (session_p->client != source_p)
|
||||
continue;
|
||||
|
||||
rb_dlinkDelete(n, &callerid_overriding_opers);
|
||||
rb_free(session_p);
|
||||
}
|
||||
}
|
||||
|
||||
static mapi_hfn_list_av1 um_callerid_hfnlist[] = {
|
||||
{ "umode_changed", check_umode_change },
|
||||
{ "priv_change", check_priv_change },
|
||||
{ "invite", h_hdl_invite },
|
||||
{ "privmsg_user", h_hdl_privmsg_user },
|
||||
{ "client_exit", handle_client_exit },
|
||||
{ NULL, NULL }
|
||||
};
|
||||
|
||||
static int
|
||||
um_callerid_modinit(void)
|
||||
{
|
||||
rb_dlink_node *ptr;
|
||||
|
||||
user_modes['g'] = find_umode_slot();
|
||||
if (!user_modes['g'])
|
||||
{
|
||||
ierror("um_callerid: unable to allocate usermode slot for +g; unloading module.");
|
||||
return -1;
|
||||
}
|
||||
|
||||
user_modes['G'] = find_umode_slot();
|
||||
if (!user_modes['G'])
|
||||
{
|
||||
user_modes['g'] = 0;
|
||||
|
||||
ierror("um_callerid: unable to allocate usermode slot for +G; unloading module.");
|
||||
return -1;
|
||||
}
|
||||
|
||||
user_modes['M'] = find_umode_slot();
|
||||
if (!user_modes['M'])
|
||||
{
|
||||
user_modes['g'] = 0;
|
||||
user_modes['G'] = 0;
|
||||
|
||||
ierror("um_callerid: unable to allocate usermode slot for +M; unloading module.");
|
||||
return -1;
|
||||
}
|
||||
|
||||
construct_umodebuf();
|
||||
|
||||
add_isupport("CALLERID", isupport_umode, "g");
|
||||
|
||||
RB_DLINK_FOREACH(ptr, lclient_list.head)
|
||||
{
|
||||
struct Client *client_p = ptr->data;
|
||||
if (IsPerson(client_p) && (client_p->umodes & user_modes['M']))
|
||||
update_session_deadline(client_p);
|
||||
}
|
||||
|
||||
expire_callerid_override_deadlines_ev = rb_event_add("expire_callerid_override_deadlines", expire_callerid_override_deadlines, NULL, 60);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void
|
||||
um_callerid_moddeinit(void)
|
||||
{
|
||||
user_modes['g'] = 0;
|
||||
user_modes['G'] = 0;
|
||||
user_modes['M'] = 0;
|
||||
construct_umodebuf();
|
||||
|
||||
delete_isupport("CALLERID");
|
||||
|
||||
rb_event_delete(expire_callerid_override_deadlines_ev);
|
||||
}
|
||||
|
||||
DECLARE_MODULE_AV2(um_callerid, um_callerid_modinit, um_callerid_moddeinit,
|
||||
NULL, NULL, um_callerid_hfnlist, NULL, NULL, um_callerid_desc);
|
||||
|
|
Loading…
Reference in a new issue