/** Send a jupe (or a list of jupes) to a server.
* @param[in] sptr Client searching for jupes.
* @param[in] server Name of jupe to search for (if NULL, list all).
* @return Zero.
*/
int
jupe_list(struct Client *sptr, char *server)
{
struct Jupe *jupe;
struct Jupe *sjupe;
if (server) {
if (!(jupe = jupe_find(server))) /* no such jupe */
return send_reply(sptr, ERR_NOSUCHJUPE, server);
/* send jupe information along */
send_reply(sptr, RPL_JUPELIST, jupe->ju_server, jupe->ju_expire + TSoffset,
JupeIsLocal(jupe) ? cli_name(&me) : "*",
JupeIsActive(jupe) ? '+' : '-', jupe->ju_reason);
} else {
for (jupe = GlobalJupeList; jupe; jupe = sjupe) { /* go through jupes */
sjupe = jupe->ju_next;
if (jupe->ju_expire <= CurrentTime) /* expire any that need expiring */
jupe_free(jupe);
else /* send jupe information along */
send_reply(sptr, RPL_JUPELIST, jupe->ju_server,
jupe->ju_expire + TSoffset,
JupeIsLocal(jupe) ? cli_name(&me) : "*",
JupeIsActive(jupe) ? '+' : '-', jupe->ju_reason);
}
}
/* end of jupe information */
return send_reply(sptr, RPL_ENDOFJUPELIST);
}
/*
* ms_jupe - server message handler
*
* parv[0] = Send prefix
*
* From server:
*
* parv[1] = Target: server numeric or *
* parv[2] = (+|-)<server name>
* parv[3] = Expiration offset
* parv[4] = Last modification time
* parv[5] = Comment
*
*/
int ms_jupe(struct Client* cptr, struct Client* sptr, int parc, char* parv[])
{
struct Client *acptr = 0;
struct Jupe *ajupe;
unsigned int flags = 0;
time_t expire_off, lastmod;
char *server = parv[2], *target = parv[1], *reason = parv[5];
if (parc < 6)
return need_more_params(sptr, "JUPE");
if (!(target[0] == '*' && target[1] == '\0')) {
if (!(acptr = FindNServer(target)))
return 0; /* no such server */
if (!IsMe(acptr)) { /* manually propagate, since we don't set it */
sendcmdto_one(sptr, CMD_JUPE, acptr, "%s %s %s %s :%s", target, server,
parv[3], parv[4], reason);
return 0;
}
flags |= JUPE_LOCAL;
}
if (*server == '-')
server++;
else if (*server == '+') {
flags |= JUPE_ACTIVE;
server++;
}
expire_off = atoi(parv[3]);
lastmod = atoi(parv[4]);
ajupe = jupe_find(server);
if (ajupe) {
if (JupeIsLocal(ajupe) && !(flags & JUPE_LOCAL)) /* global over local */
jupe_free(ajupe);
else if (JupeLastMod(ajupe) < lastmod) { /* new modification */
if (flags & JUPE_ACTIVE)
return jupe_activate(cptr, sptr, ajupe, lastmod, flags);
else
return jupe_deactivate(cptr, sptr, ajupe, lastmod, flags);
} else if (JupeLastMod(ajupe) == lastmod || IsBurstOrBurstAck(cptr))
return 0;
else
return jupe_resend(cptr, ajupe); /* other server desynched WRT jupes */
}
return jupe_add(cptr, sptr, server, reason, expire_off, lastmod, flags);
}
/** Deactivate a jupe.
* @param[in] cptr Local client that sent us the jupe.
* @param[in] sptr Originator of the jupe.
* @param[in] jupe Jupe to deactivate.
* @param[in] lastmod New timestamp for last modification of the jupe.
* @param[in] flags Flags to set on the jupe.
* @return Zero.
*/
int
jupe_deactivate(struct Client *cptr, struct Client *sptr, struct Jupe *jupe,
time_t lastmod, unsigned int flags)
{
unsigned int saveflags = 0;
assert(0 != jupe);
saveflags = jupe->ju_flags;
if (!JupeIsLocal(jupe)) {
if (flags & JUPE_LOCAL)
jupe->ju_flags |= JUPE_LDEACT;
else {
jupe->ju_flags &= ~JUPE_ACTIVE;
if (jupe->ju_lastmod >= lastmod) /* force lastmod to increase */
jupe->ju_lastmod++;
else
jupe->ju_lastmod = lastmod;
}
if ((saveflags & JUPE_ACTMASK) != JUPE_ACTIVE)
return 0; /* was inactive to begin with */
}
/* Inform ops and log it */
sendto_opmask_butone(0, SNO_NETWORK, "%s %s JUPE for %s, expiring at %Tu: "
"%s",
(feature_bool(FEAT_HIS_SNOTICES) || IsServer(sptr)) ?
cli_name(sptr) :
cli_name((cli_user(sptr))->server),
JupeIsLocal(jupe) ? "removing local" : "deactivating",
jupe->ju_server, jupe->ju_expire + TSoffset,
jupe->ju_reason);
log_write(LS_JUPE, L_INFO, LOG_NOSNOTICE,
"%#C %s JUPE for %s, expiring at %Tu: %s", sptr,
JupeIsLocal(jupe) ? "removing local" : "deactivating",
jupe->ju_server, jupe->ju_expire + TSoffset, jupe->ju_reason);
if (JupeIsLocal(jupe))
jupe_free(jupe);
else if (!(flags & JUPE_LOCAL)) /* don't propagate local changes */
propagate_jupe(cptr, sptr, jupe);
return 0;
}
/** Find a jupe by name.
* @param[in] server %Jupe name to search for.
* @return Matching jupe (or NULL if none match).
*/
struct Jupe *
jupe_find(char *server)
{
struct Jupe* jupe;
struct Jupe* sjupe;
for (jupe = GlobalJupeList; jupe; jupe = sjupe) { /* go through jupes */
sjupe = jupe->ju_next;
if (jupe->ju_expire <= CurrentTime) /* expire any that need expiring */
jupe_free(jupe);
else if (0 == ircd_strcmp(server, jupe->ju_server)) /* found it yet? */
return jupe;
}
return 0;
}
/** Send the full list of active global jupes to \a cptr.
* @param[in] cptr Local server to send jupes to.
*/
void
jupe_burst(struct Client *cptr)
{
struct Jupe *jupe;
struct Jupe *sjupe;
for (jupe = GlobalJupeList; jupe; jupe = sjupe) { /* go through jupes */
sjupe = jupe->ju_next;
if (jupe->ju_expire <= CurrentTime) /* expire any that need expiring */
jupe_free(jupe);
else if (!JupeIsLocal(jupe)) /* forward global jupes */
sendcmdto_one(&me, CMD_JUPE, cptr, "* %c%s %Tu %Tu :%s",
JupeIsRemActive(jupe) ? '+' : '-', jupe->ju_server,
jupe->ju_expire - CurrentTime, jupe->ju_lastmod,
jupe->ju_reason);
}
}
/*
* mo_jupe - oper message handler
*
* parv[0] = Send prefix
* parv[1] = [[+|-]<server name>]
*
* Local (to me) style:
*
* parv[2] = [Expiration offset]
* parv[3] = [Comment]
*
* Global (or remote local) style:
*
* parv[2] = [target]
* parv[3] = [Expiration offset]
* parv[4] = [Comment]
*
*/
int mo_jupe(struct Client* cptr, struct Client* sptr, int parc, char* parv[])
{
struct Client *acptr = 0;
struct Jupe *ajupe;
unsigned int flags = 0;
time_t expire_off;
char *server = parv[1], *target = 0, *reason;
if (parc < 2)
return jupe_list(sptr, 0);
if (*server == '+') {
flags |= JUPE_ACTIVE;
server++;
} else if (*server == '-')
server++;
else
return jupe_list(sptr, server);
if (!feature_bool(FEAT_CONFIG_OPERCMDS))
return send_reply(sptr, ERR_DISABLED, "JUPE");
if (parc == 4) {
expire_off = atoi(parv[2]);
reason = parv[3];
flags |= JUPE_LOCAL;
} else if (parc > 4) {
target = parv[2];
expire_off = atoi(parv[3]);
reason = parv[4];
} else
return need_more_params(sptr, "JUPE");
if (target) {
if (!(target[0] == '*' && target[1] == '\0')) {
if (!(acptr = find_match_server(target)))
return send_reply(sptr, ERR_NOSUCHSERVER, target);
if (!IsMe(acptr)) { /* manually propagate, since we don't set it */
if (!HasPriv(sptr, PRIV_JUPE))
return send_reply(sptr, ERR_NOPRIVILEGES);
sendcmdto_one(sptr, CMD_JUPE, acptr, "%C %c%s %s %Tu :%s", acptr,
flags & JUPE_ACTIVE ? '+' : '-', server, parv[3],
TStime(), reason);
return 0;
} else if (!HasPriv(sptr, PRIV_LOCAL_JUPE))
return send_reply(sptr, ERR_NOPRIVILEGES);
flags |= JUPE_LOCAL;
} else if (!HasPriv(sptr, PRIV_JUPE))
return send_reply(sptr, ERR_NOPRIVILEGES);
}
ajupe = jupe_find(server);
if (ajupe) {
if (JupeIsLocal(ajupe) && !(flags & JUPE_LOCAL)) /* global over local */
jupe_free(ajupe);
else {
if (flags & JUPE_ACTIVE)
return jupe_activate(cptr, sptr, ajupe, TStime(), flags);
else
return jupe_deactivate(cptr, sptr, ajupe, TStime(), flags);
}
}
return jupe_add(cptr, sptr, server, reason, expire_off, TStime(), flags);
}
