make this compile again
This commit is contained in:
William Pitcock
parent
a6cb5ebfe0
commit
2b6c877341
|
|
@ -0,0 +1,799 @@
|
|||
/*
|
||||
* sslproc.c: An interface to ssld
|
||||
* Copyright (C) 2007 Aaron Sethman <androsyn@ratbox.org>
|
||||
* Copyright (C) 2007 ircd-ratbox development team
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program; if not, write to the Free Software
|
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
|
||||
* USA
|
||||
*
|
||||
* $Id: sslproc.c 25179 2008-03-30 16:34:57Z androsyn $
|
||||
*/
|
||||
|
||||
#include <ratbox_lib.h>
|
||||
#include "stdinc.h"
|
||||
#include "s_conf.h"
|
||||
#include "logger.h"
|
||||
#include "listener.h"
|
||||
#include "sslproc.h"
|
||||
#include "s_serv.h"
|
||||
#include "ircd.h"
|
||||
#include "hash.h"
|
||||
#include "client.h"
|
||||
#include "send.h"
|
||||
#include "packet.h"
|
||||
|
||||
#define ZIPSTATS_TIME 60
|
||||
|
||||
static void collect_zipstats(void *unused);
|
||||
static void ssl_read_ctl(rb_fde_t *F, void *data);
|
||||
static int ssld_count;
|
||||
|
||||
static char tmpbuf[READBUF_SIZE];
|
||||
static char nul = '\0';
|
||||
|
||||
#define MAXPASSFD 4
|
||||
#define READSIZE 1024
|
||||
typedef struct _ssl_ctl_buf
|
||||
{
|
||||
rb_dlink_node node;
|
||||
char *buf;
|
||||
size_t buflen;
|
||||
rb_fde_t *F[MAXPASSFD];
|
||||
int nfds;
|
||||
} ssl_ctl_buf_t;
|
||||
|
||||
|
||||
struct _ssl_ctl
|
||||
{
|
||||
rb_dlink_node node;
|
||||
int cli_count;
|
||||
rb_fde_t *F;
|
||||
rb_fde_t *P;
|
||||
pid_t pid;
|
||||
rb_dlink_list readq;
|
||||
rb_dlink_list writeq;
|
||||
rb_uint8_t dead;
|
||||
};
|
||||
|
||||
static void send_new_ssl_certs_one(ssl_ctl_t *ctl, const char *ssl_cert, const char *ssl_private_key, const char *ssl_dh_params);
|
||||
static void send_init_prng(ssl_ctl_t *ctl, prng_seed_t seedtype, const char *path);
|
||||
|
||||
|
||||
static rb_dlink_list ssl_daemons;
|
||||
|
||||
static inline rb_int32_t buf_to_int32(char *buf)
|
||||
{
|
||||
rb_int32_t x;
|
||||
x = *buf << 24;
|
||||
x |= *(++buf) << 16;
|
||||
x |= *(++buf) << 8;
|
||||
x |= *(++buf);
|
||||
return x;
|
||||
}
|
||||
|
||||
static inline void int32_to_buf(char *buf, rb_int32_t x)
|
||||
{
|
||||
*(buf) = x >> 24 & 0xFF;
|
||||
*(++buf) = x >> 16 & 0xFF;
|
||||
*(++buf) = x >> 8 & 0xFF;
|
||||
*(++buf) = x & 0xFF;
|
||||
return;
|
||||
}
|
||||
|
||||
|
||||
static inline rb_uint16_t buf_to_uint16(char *buf)
|
||||
{
|
||||
rb_uint16_t x;
|
||||
x = *(buf) << 8;
|
||||
x |= *(++buf);
|
||||
return x;
|
||||
}
|
||||
|
||||
static inline void uint16_to_buf(char *buf, rb_uint16_t x)
|
||||
{
|
||||
*(buf) = x >> 8 & 0xFF;
|
||||
*(++buf) = x & 0xFF;
|
||||
return;
|
||||
}
|
||||
|
||||
|
||||
static ssl_ctl_t *
|
||||
allocate_ssl_daemon(rb_fde_t *F, rb_fde_t *P, int pid)
|
||||
{
|
||||
ssl_ctl_t *ctl;
|
||||
|
||||
if(F == NULL || pid < 0)
|
||||
return NULL;
|
||||
ctl = rb_malloc(sizeof(ssl_ctl_t));
|
||||
ctl->F = F;
|
||||
ctl->P = P;
|
||||
ctl->pid = pid;
|
||||
ssld_count++;
|
||||
rb_dlinkAdd(ctl, &ctl->node, &ssl_daemons);
|
||||
return ctl;
|
||||
}
|
||||
|
||||
static void
|
||||
free_ssl_daemon(ssl_ctl_t *ctl)
|
||||
{
|
||||
rb_dlink_node *ptr;
|
||||
ssl_ctl_buf_t *ctl_buf;
|
||||
int x;
|
||||
if(ctl->cli_count)
|
||||
return;
|
||||
|
||||
RB_DLINK_FOREACH(ptr, ctl->readq.head)
|
||||
{
|
||||
ctl_buf = ptr->data;
|
||||
for(x = 0; x < ctl_buf->nfds; x++)
|
||||
rb_close(ctl_buf->F[x]);
|
||||
|
||||
rb_free(ctl_buf->buf);
|
||||
rb_free(ctl_buf);
|
||||
}
|
||||
|
||||
RB_DLINK_FOREACH(ptr, ctl->writeq.head)
|
||||
{
|
||||
ctl_buf = ptr->data;
|
||||
for(x = 0; x < ctl_buf->nfds; x++)
|
||||
rb_close(ctl_buf->F[x]);
|
||||
|
||||
rb_free(ctl_buf->buf);
|
||||
rb_free(ctl_buf);
|
||||
}
|
||||
rb_close(ctl->F);
|
||||
rb_close(ctl->P);
|
||||
rb_dlinkDelete(&ctl->node, &ssl_daemons);
|
||||
rb_free(ctl);
|
||||
}
|
||||
|
||||
static char *ssld_path;
|
||||
|
||||
static int ssld_spin_count = 0;
|
||||
static time_t last_spin;
|
||||
static int ssld_wait = 0;
|
||||
|
||||
|
||||
static void
|
||||
ssl_killall(void)
|
||||
{
|
||||
rb_dlink_node *ptr, *next;
|
||||
ssl_ctl_t *ctl;
|
||||
RB_DLINK_FOREACH_SAFE(ptr, next, ssl_daemons.head)
|
||||
{
|
||||
ctl = ptr->data;
|
||||
if(ctl->dead)
|
||||
continue;
|
||||
ctl->dead = 1;
|
||||
ssld_count--;
|
||||
kill(ctl->pid, SIGKILL);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
ssl_dead(ssl_ctl_t *ctl)
|
||||
{
|
||||
if(ctl->dead)
|
||||
return;
|
||||
|
||||
ctl->dead = 1;
|
||||
ssld_count--;
|
||||
kill(ctl->pid, SIGKILL); /* make sure the process is really gone */
|
||||
ilog(L_MAIN, "ssld helper died - attempting to restart");
|
||||
sendto_realops_flags(UMODE_ALL, L_ALL, "ssld helper died - attempting to restart");
|
||||
start_ssldaemon(1, ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params);
|
||||
}
|
||||
|
||||
static void
|
||||
ssl_do_pipe(rb_fde_t *F, void *data)
|
||||
{
|
||||
int retlen;
|
||||
ssl_ctl_t *ctl = data;
|
||||
retlen = rb_write(F, "0", 1);
|
||||
if(retlen == 0 || (retlen < 0 && !rb_ignore_errno(errno)))
|
||||
{
|
||||
ssl_dead(ctl);
|
||||
return;
|
||||
}
|
||||
rb_setselect(F, RB_SELECT_READ, ssl_do_pipe, data);
|
||||
}
|
||||
|
||||
static void
|
||||
restart_ssld_event(void *unused)
|
||||
{
|
||||
ssld_spin_count = 0;
|
||||
last_spin = 0;
|
||||
ssld_wait = 0;
|
||||
if(ServerInfo.ssld_count > get_ssld_count())
|
||||
{
|
||||
int start = ServerInfo.ssld_count - get_ssld_count();
|
||||
ilog(L_MAIN, "Attempting to restart ssld processes");
|
||||
sendto_realops_flags(UMODE_ALL, L_ALL, "Attempt to restart ssld processes");
|
||||
start_ssldaemon(start, ServerInfo.ssl_cert, ServerInfo.ssl_private_key, ServerInfo.ssl_dh_params);
|
||||
}
|
||||
}
|
||||
|
||||
int
|
||||
start_ssldaemon(int count, const char *ssl_cert, const char *ssl_private_key, const char *ssl_dh_params)
|
||||
{
|
||||
rb_fde_t *F1, *F2;
|
||||
rb_fde_t *P1, *P2;
|
||||
char fullpath[PATH_MAX + 1];
|
||||
char fdarg[6];
|
||||
const char *parv[2];
|
||||
char buf[128];
|
||||
pid_t pid;
|
||||
int started = 0, i;
|
||||
|
||||
if(ssld_wait)
|
||||
return 0;
|
||||
|
||||
if(ssld_spin_count > 20 && (rb_current_time() - last_spin < 5))
|
||||
{
|
||||
ilog(L_MAIN, "ssld helper is spinning - will attempt to restart in 5 minutes");
|
||||
sendto_realops_flags(UMODE_ALL, L_ALL, "ssld helper is spinning - will attempt to restart in 1 minute");
|
||||
rb_event_add("restart_ssld_event", restart_ssld_event, NULL, 60);
|
||||
ssld_wait = 1;
|
||||
return 0;
|
||||
}
|
||||
|
||||
ssld_spin_count++;
|
||||
last_spin = rb_current_time();
|
||||
if(ssld_path == NULL)
|
||||
{
|
||||
rb_snprintf(fullpath, sizeof(fullpath), "%s/ssld", BINPATH);
|
||||
|
||||
if(access(fullpath, X_OK) == -1)
|
||||
{
|
||||
rb_snprintf(fullpath, sizeof(fullpath), "%s/bin/ssld", ConfigFileEntry.dpath);
|
||||
if(access(fullpath, X_OK) == -1)
|
||||
{
|
||||
ilog(L_MAIN, "Unable to execute ssld in %s/bin or %s", ConfigFileEntry.dpath, BINPATH);
|
||||
return 0 ;
|
||||
}
|
||||
}
|
||||
ssld_path = rb_strdup(fullpath);
|
||||
}
|
||||
|
||||
rb_strlcpy(buf, "-ircd ssld daemon helper", sizeof(buf));
|
||||
parv[0] = buf;
|
||||
parv[1] = NULL;
|
||||
|
||||
for(i = 0; i < count; i++)
|
||||
{
|
||||
ssl_ctl_t *ctl;
|
||||
rb_socketpair(AF_UNIX, SOCK_DGRAM, 0, &F1, &F2, "SSL/TLS handle passing socket");
|
||||
rb_set_buffers(F1, READBUF_SIZE);
|
||||
rb_set_buffers(F2, READBUF_SIZE);
|
||||
rb_snprintf(fdarg, sizeof(fdarg), "%d", rb_get_fd(F2));
|
||||
setenv("CTL_FD", fdarg, 1);
|
||||
rb_pipe(&P1, &P2, "SSL/TLS pipe");
|
||||
rb_snprintf(fdarg, sizeof(fdarg), "%d", rb_get_fd(P1));
|
||||
setenv("CTL_PIPE", fdarg, 1);
|
||||
|
||||
pid = rb_spawn_process(ssld_path, (const char **)parv);
|
||||
if(pid == -1)
|
||||
{
|
||||
ilog(L_MAIN, "Unable to create ssld: %s\n", strerror(errno));
|
||||
rb_close(F1);
|
||||
rb_close(F2);
|
||||
rb_close(P1);
|
||||
rb_close(P2);
|
||||
return started;
|
||||
}
|
||||
started++;
|
||||
rb_close(F2);
|
||||
rb_close(P1);
|
||||
ctl = allocate_ssl_daemon(F1, P2, pid);
|
||||
if(ssl_ok)
|
||||
{
|
||||
if(ConfigFileEntry.use_egd && (ConfigFileEntry.egdpool_path != NULL))
|
||||
send_init_prng(ctl, RB_PRNG_EGD, ConfigFileEntry.egdpool_path);
|
||||
else
|
||||
send_init_prng(ctl, RB_PRNG_DEFAULT, NULL);
|
||||
}
|
||||
if(ssl_ok && ssl_cert != NULL && ssl_private_key != NULL)
|
||||
send_new_ssl_certs_one(ctl, ssl_cert, ssl_private_key, ssl_dh_params != NULL ? ssl_dh_params : "");
|
||||
ssl_read_ctl(ctl->F, ctl);
|
||||
ssl_do_pipe(P2, ctl);
|
||||
}
|
||||
return started;
|
||||
}
|
||||
|
||||
static void
|
||||
ssl_process_zipstats(ssl_ctl_t *ctl, ssl_ctl_buf_t *ctl_buf)
|
||||
{
|
||||
struct Client *server;
|
||||
struct ZipStats *zips;
|
||||
int parc;
|
||||
char *parv[6];
|
||||
parc = rb_string_to_array(ctl_buf->buf, parv, 6);
|
||||
server = find_server(NULL, parv[1]);
|
||||
if(server == NULL || server->localClient == NULL || !IsCapable(server, CAP_ZIP))
|
||||
return;
|
||||
if(server->localClient->zipstats == NULL)
|
||||
server->localClient->zipstats = rb_malloc(sizeof(struct ZipStats));
|
||||
|
||||
zips = server->localClient->zipstats;
|
||||
|
||||
zips->in += strtoull(parv[2], NULL, 10);
|
||||
zips->in_wire += strtoull(parv[3], NULL, 10);
|
||||
zips->out += strtoull(parv[4], NULL, 10);
|
||||
zips->out_wire += strtoull(parv[5], NULL, 10);
|
||||
|
||||
if(zips->in > 0)
|
||||
zips->in_ratio = ((double)(zips->in - zips->in_wire) / (double) zips->in) * 100.00;
|
||||
else
|
||||
zips->in_ratio = 0;
|
||||
|
||||
if(zips->out > 0)
|
||||
zips->out_ratio = ((double)(zips->out - zips->out_wire) / (double) zips->out) * 100.00;
|
||||
else
|
||||
zips->out_ratio = 0;
|
||||
}
|
||||
|
||||
static void
|
||||
ssl_process_dead_fd(ssl_ctl_t *ctl, ssl_ctl_buf_t *ctl_buf)
|
||||
{
|
||||
struct Client *client_p;
|
||||
char reason[256];
|
||||
rb_int32_t fd;
|
||||
|
||||
if(ctl_buf->buflen < 6)
|
||||
return; /* bogus message..drop it.. XXX should warn here */
|
||||
|
||||
fd = buf_to_int32(&ctl_buf->buf[1]);
|
||||
rb_strlcpy(reason, &ctl_buf->buf[5], sizeof(reason));
|
||||
client_p = find_cli_fd_hash(fd);
|
||||
if(client_p == NULL)
|
||||
return;
|
||||
if(IsAnyServer(client_p))
|
||||
sendto_realops_flags(UMODE_ALL, L_ALL, "ssld error for %s: %s", client_p->name, reason);
|
||||
exit_client(client_p, client_p, &me, reason);
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
ssl_process_zip_ready(ssl_ctl_t *ctl, ssl_ctl_buf_t *ctl_buf)
|
||||
{
|
||||
struct Client *client_p;
|
||||
rb_int32_t fd;
|
||||
|
||||
if(ctl_buf->buflen < 5)
|
||||
return; /* bogus message..drop it.. XXX should warn here */
|
||||
|
||||
fd = buf_to_int32(&ctl_buf->buf[1]);
|
||||
client_p = find_cli_fd_hash(fd);
|
||||
if(client_p == NULL)
|
||||
return;
|
||||
|
||||
/* Now start sending the data that should be compressed. */
|
||||
// ClearCork(client_p);
|
||||
send_pop_queue(client_p);
|
||||
/* Start reading uncompressed data. */
|
||||
read_packet(client_p->localClient->F, client_p);
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
ssl_process_cmd_recv(ssl_ctl_t *ctl)
|
||||
{
|
||||
static const char *cannot_setup_ssl = "ssld cannot setup ssl, check your certificates and private key";
|
||||
static const char *no_ssl_or_zlib = "ssld has neither SSL/TLS or zlib support killing all sslds";
|
||||
rb_dlink_node *ptr, *next;
|
||||
ssl_ctl_buf_t *ctl_buf;
|
||||
if(ctl->dead)
|
||||
return;
|
||||
RB_DLINK_FOREACH_SAFE(ptr, next, ctl->readq.head)
|
||||
{
|
||||
ctl_buf = ptr->data;
|
||||
switch(*ctl_buf->buf)
|
||||
{
|
||||
case 'N':
|
||||
ssl_ok = 0; /* ssld says it can't do ssl/tls */
|
||||
break;
|
||||
case 'D':
|
||||
ssl_process_dead_fd(ctl, ctl_buf);
|
||||
break;
|
||||
case 'S':
|
||||
ssl_process_zipstats(ctl, ctl_buf);
|
||||
break;
|
||||
case 'I':
|
||||
ssl_ok = 0;
|
||||
ilog(L_MAIN, cannot_setup_ssl);
|
||||
sendto_realops_flags(UMODE_ALL, L_ALL, cannot_setup_ssl);
|
||||
case 'U':
|
||||
zlib_ok = 0;
|
||||
ssl_ok = 0;
|
||||
ilog(L_MAIN, no_ssl_or_zlib);
|
||||
sendto_realops_flags(UMODE_ALL, L_ALL, no_ssl_or_zlib);
|
||||
ssl_killall();
|
||||
break;
|
||||
case 'R':
|
||||
ssl_process_zip_ready(ctl, ctl_buf);
|
||||
break;
|
||||
case 'z':
|
||||
zlib_ok = 0;
|
||||
break;
|
||||
default:
|
||||
ilog(L_MAIN, "Received invalid command from ssld: %s", ctl_buf->buf);
|
||||
sendto_realops_flags(UMODE_ALL, L_ALL, "Received invalid command from ssld");
|
||||
break;
|
||||
}
|
||||
rb_dlinkDelete(ptr, &ctl->readq);
|
||||
rb_free(ctl_buf->buf);
|
||||
rb_free(ctl_buf);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
ssl_read_ctl(rb_fde_t *F, void *data)
|
||||
{
|
||||
ssl_ctl_buf_t *ctl_buf;
|
||||
ssl_ctl_t *ctl = data;
|
||||
int retlen;
|
||||
|
||||
if(ctl->dead)
|
||||
return;
|
||||
do
|
||||
{
|
||||
ctl_buf = rb_malloc(sizeof(ssl_ctl_buf_t));
|
||||
ctl_buf->buf = rb_malloc(READSIZE);
|
||||
retlen = rb_recv_fd_buf(ctl->F, ctl_buf->buf, READSIZE, ctl_buf->F, 4);
|
||||
ctl_buf->buflen = retlen;
|
||||
if(retlen <= 0) {
|
||||
rb_free(ctl_buf->buf);
|
||||
rb_free(ctl_buf);
|
||||
}
|
||||
else
|
||||
rb_dlinkAddTail(ctl_buf, &ctl_buf->node, &ctl->readq);
|
||||
} while(retlen > 0);
|
||||
|
||||
if(retlen == 0 || (retlen < 0 && !rb_ignore_errno(errno)))
|
||||
{
|
||||
ssl_dead(ctl);
|
||||
return;
|
||||
}
|
||||
ssl_process_cmd_recv(ctl);
|
||||
rb_setselect(ctl->F, RB_SELECT_READ, ssl_read_ctl, ctl);
|
||||
}
|
||||
|
||||
static ssl_ctl_t *
|
||||
which_ssld(void)
|
||||
{
|
||||
ssl_ctl_t *ctl, *lowest = NULL;
|
||||
rb_dlink_node *ptr;
|
||||
|
||||
RB_DLINK_FOREACH(ptr, ssl_daemons.head)
|
||||
{
|
||||
ctl = ptr->data;
|
||||
if(ctl->dead)
|
||||
continue;
|
||||
if(lowest == NULL) {
|
||||
lowest = ctl;
|
||||
continue;
|
||||
}
|
||||
if(ctl->cli_count < lowest->cli_count)
|
||||
lowest = ctl;
|
||||
}
|
||||
return(lowest);
|
||||
}
|
||||
|
||||
static void
|
||||
ssl_write_ctl(rb_fde_t *F, void *data)
|
||||
{
|
||||
ssl_ctl_t *ctl = data;
|
||||
ssl_ctl_buf_t *ctl_buf;
|
||||
rb_dlink_node *ptr, *next;
|
||||
int retlen, x;
|
||||
|
||||
if(ctl->dead)
|
||||
return;
|
||||
|
||||
RB_DLINK_FOREACH_SAFE(ptr, next, ctl->writeq.head)
|
||||
{
|
||||
ctl_buf = ptr->data;
|
||||
/* in theory unix sock_dgram shouldn't ever short write this.. */
|
||||
retlen = rb_send_fd_buf(ctl->F, ctl_buf->F, ctl_buf->nfds, ctl_buf->buf, ctl_buf->buflen);
|
||||
if(retlen > 0)
|
||||
{
|
||||
rb_dlinkDelete(ptr, &ctl->writeq);
|
||||
for(x = 0; x < ctl_buf->nfds; x++)
|
||||
rb_close(ctl_buf->F[x]);
|
||||
rb_free(ctl_buf->buf);
|
||||
rb_free(ctl_buf);
|
||||
|
||||
}
|
||||
if(retlen == 0 || (retlen < 0 && !rb_ignore_errno(errno)))
|
||||
{
|
||||
ssl_dead(ctl);
|
||||
return;
|
||||
} else {
|
||||
rb_setselect(ctl->F, RB_SELECT_WRITE, ssl_write_ctl, ctl);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
ssl_cmd_write_queue(ssl_ctl_t *ctl, rb_fde_t **F, int count, const void *buf, size_t buflen)
|
||||
{
|
||||
ssl_ctl_buf_t *ctl_buf;
|
||||
int x;
|
||||
|
||||
/* don't bother */
|
||||
if(ctl->dead)
|
||||
return;
|
||||
|
||||
ctl_buf = rb_malloc(sizeof(ssl_ctl_buf_t));
|
||||
ctl_buf->buf = rb_malloc(buflen);
|
||||
memcpy(ctl_buf->buf, buf, buflen);
|
||||
ctl_buf->buflen = buflen;
|
||||
|
||||
for(x = 0; x < count && x < MAXPASSFD; x++)
|
||||
{
|
||||
ctl_buf->F[x] = F[x];
|
||||
}
|
||||
ctl_buf->nfds = count;
|
||||
rb_dlinkAddTail(ctl_buf, &ctl_buf->node, &ctl->writeq);
|
||||
ssl_write_ctl(ctl->F, ctl);
|
||||
}
|
||||
|
||||
|
||||
static void
|
||||
send_new_ssl_certs_one(ssl_ctl_t *ctl, const char *ssl_cert, const char *ssl_private_key, const char *ssl_dh_params)
|
||||
{
|
||||
size_t len;
|
||||
|
||||
len = strlen(ssl_cert) + strlen(ssl_private_key) + strlen(ssl_dh_params) + 5;
|
||||
if(len > sizeof(tmpbuf))
|
||||
{
|
||||
sendto_realops_flags(UMODE_ALL, L_ALL,
|
||||
"Parameters for send_new_ssl_certs_one too long (%zu > %zu) to pass to ssld, not sending...",
|
||||
len, sizeof(tmpbuf));
|
||||
ilog(L_MAIN, "Parameters for send_new_ssl_certs_one too long (%zu > %zu) to pass to ssld, not sending...",
|
||||
len, sizeof(tmpbuf));
|
||||
return;
|
||||
}
|
||||
len = rb_snprintf(tmpbuf, sizeof(tmpbuf), "K%c%s%c%s%c%s%c", nul, ssl_cert, nul, ssl_private_key, nul, ssl_dh_params, nul);
|
||||
ssl_cmd_write_queue(ctl, NULL, 0, tmpbuf, len);
|
||||
}
|
||||
|
||||
static void
|
||||
send_init_prng(ssl_ctl_t *ctl, prng_seed_t seedtype, const char *path)
|
||||
{
|
||||
size_t len;
|
||||
const char *s;
|
||||
rb_uint8_t seed = (rb_uint8_t) seedtype;
|
||||
|
||||
if(path == NULL)
|
||||
s = "";
|
||||
else
|
||||
s = path;
|
||||
|
||||
len = strlen(s) + 3;
|
||||
if(len > sizeof(tmpbuf))
|
||||
{
|
||||
sendto_realops_flags(UMODE_ALL, L_ALL,
|
||||
"Parameters for send_init_prng too long (%zd > %zd) to pass to ssld, not sending...",
|
||||
len, sizeof(tmpbuf));
|
||||
ilog(L_MAIN, "Parameters for send_init_prng too long (%zd > %zd) to pass to ssld, not sending...",
|
||||
len, sizeof(tmpbuf));
|
||||
return;
|
||||
|
||||
}
|
||||
len = rb_snprintf(tmpbuf, sizeof(tmpbuf), "I%c%s%c", seed, s, nul);
|
||||
ssl_cmd_write_queue(ctl, NULL, 0, tmpbuf, len);
|
||||
}
|
||||
|
||||
void
|
||||
send_new_ssl_certs(const char *ssl_cert, const char *ssl_private_key, const char *ssl_dh_params)
|
||||
{
|
||||
rb_dlink_node *ptr;
|
||||
if(ssl_cert == NULL || ssl_private_key == NULL || ssl_dh_params == NULL)
|
||||
{
|
||||
ssl_ok = 0;
|
||||
return;
|
||||
}
|
||||
RB_DLINK_FOREACH(ptr, ssl_daemons.head)
|
||||
{
|
||||
ssl_ctl_t *ctl = ptr->data;
|
||||
send_new_ssl_certs_one(ctl, ssl_cert, ssl_private_key, ssl_dh_params);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
ssl_ctl_t *
|
||||
start_ssld_accept(rb_fde_t *sslF, rb_fde_t *plainF, rb_int32_t id)
|
||||
{
|
||||
rb_fde_t *F[2];
|
||||
ssl_ctl_t *ctl;
|
||||
char buf[5];
|
||||
F[0] = sslF;
|
||||
F[1] = plainF;
|
||||
|
||||
buf[0] = 'A';
|
||||
int32_to_buf(&buf[1], id);
|
||||
ctl = which_ssld();
|
||||
ctl->cli_count++;
|
||||
ssl_cmd_write_queue(ctl, F, 2, buf, sizeof(buf));
|
||||
return ctl;
|
||||
}
|
||||
|
||||
ssl_ctl_t *
|
||||
start_ssld_connect(rb_fde_t *sslF, rb_fde_t *plainF, rb_int32_t id)
|
||||
{
|
||||
rb_fde_t *F[2];
|
||||
ssl_ctl_t *ctl;
|
||||
char buf[5];
|
||||
F[0] = sslF;
|
||||
F[1] = plainF;
|
||||
|
||||
buf[0] = 'C';
|
||||
int32_to_buf(&buf[1], id);
|
||||
|
||||
ctl = which_ssld();
|
||||
ctl->cli_count++;
|
||||
ssl_cmd_write_queue(ctl, F, 2, buf, sizeof(buf));
|
||||
return ctl;
|
||||
}
|
||||
|
||||
void
|
||||
ssld_decrement_clicount(ssl_ctl_t *ctl)
|
||||
{
|
||||
if(ctl == NULL)
|
||||
return;
|
||||
|
||||
ctl->cli_count--;
|
||||
if(ctl->dead && !ctl->cli_count)
|
||||
{
|
||||
free_ssl_daemon(ctl);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* what we end up sending to the ssld process for ziplinks is the following
|
||||
* Z[ourfd][level][RECVQ]
|
||||
* Z = ziplinks command = buf[0]
|
||||
* ourfd = Our end of the socketpair = buf[1..4]
|
||||
* level = zip level buf[5]
|
||||
* recvqlen = our recvq len = buf[6-7]
|
||||
* recvq = any data we read prior to starting ziplinks
|
||||
*/
|
||||
void
|
||||
start_zlib_session(void *data)
|
||||
{
|
||||
struct Client *server = (struct Client *)data;
|
||||
rb_uint16_t recvqlen;
|
||||
rb_uint8_t level;
|
||||
void *xbuf;
|
||||
|
||||
rb_fde_t *F[2];
|
||||
rb_fde_t *xF1, *xF2;
|
||||
char *buf;
|
||||
void *recvq_start;
|
||||
|
||||
size_t hdr = (sizeof(rb_uint8_t) * 2) + sizeof(rb_int32_t);
|
||||
size_t len;
|
||||
int cpylen, left;
|
||||
|
||||
server->localClient->event = NULL;
|
||||
|
||||
recvqlen = rb_linebuf_len(&server->localClient->buf_recvq);
|
||||
|
||||
len = recvqlen + hdr;
|
||||
|
||||
if(len > READBUF_SIZE)
|
||||
{
|
||||
rb_free(buf);
|
||||
sendto_realops_flags(UMODE_ALL, L_ALL, "ssld - attempted to pass message of %zd len, max len %d, giving up", len, READBUF_SIZE);
|
||||
ilog(L_MAIN, "ssld - attempted to pass message of %zd len, max len %d, giving up", len, READBUF_SIZE);
|
||||
exit_client(server, server, server, "ssld readbuf exceeded");
|
||||
return;
|
||||
}
|
||||
|
||||
buf = rb_malloc(len);
|
||||
level = ConfigFileEntry.compression_level;
|
||||
|
||||
int32_to_buf(&buf[1], rb_get_fd(server->localClient->F));
|
||||
buf[5] = (char)level;
|
||||
|
||||
recvq_start = &buf[6];
|
||||
server->localClient->zipstats = rb_malloc(sizeof(struct ZipStats));
|
||||
|
||||
xbuf = recvq_start;
|
||||
left = recvqlen;
|
||||
|
||||
do
|
||||
{
|
||||
cpylen = rb_linebuf_get(&server->localClient->buf_recvq, xbuf, left, LINEBUF_PARTIAL, LINEBUF_RAW);
|
||||
left -= cpylen;
|
||||
xbuf += cpylen;
|
||||
} while(cpylen > 0);
|
||||
|
||||
/* Pass the socket to ssld. */
|
||||
*buf = 'Z';
|
||||
rb_socketpair(AF_UNIX, SOCK_STREAM, 0, &xF1, &xF2, "Initial zlib socketpairs");
|
||||
|
||||
F[0] = server->localClient->F;
|
||||
F[1] = xF1;
|
||||
del_from_cli_fd_hash(server);
|
||||
server->localClient->F = xF2;
|
||||
/* need to redo as what we did before isn't valid now */
|
||||
int32_to_buf(&buf[1], rb_get_fd(server->localClient->F));
|
||||
add_to_cli_fd_hash(server);
|
||||
server->localClient->ssl_ctl = which_ssld();
|
||||
server->localClient->ssl_ctl->cli_count++;
|
||||
ssl_cmd_write_queue(server->localClient->ssl_ctl, F, 2, buf, len);
|
||||
rb_free(buf);
|
||||
}
|
||||
|
||||
static void
|
||||
collect_zipstats(void *unused)
|
||||
{
|
||||
rb_dlink_node *ptr;
|
||||
struct Client *target_p;
|
||||
char buf[sizeof(rb_uint8_t) + sizeof(rb_int32_t) + HOSTLEN];
|
||||
void *odata;
|
||||
size_t len;
|
||||
rb_int32_t id;
|
||||
|
||||
buf[0] = 'S';
|
||||
odata = buf + sizeof(rb_uint8_t) + sizeof(rb_int32_t);
|
||||
|
||||
RB_DLINK_FOREACH(ptr, serv_list.head)
|
||||
{
|
||||
target_p = ptr->data;
|
||||
if(IsCapable(target_p, CAP_ZIP))
|
||||
{
|
||||
len = sizeof(rb_uint8_t) + sizeof(rb_uint32_t);
|
||||
|
||||
id = rb_get_fd(target_p->localClient->F);
|
||||
int32_to_buf(&buf[1], rb_get_fd(target_p->localClient->F));
|
||||
rb_strlcpy(odata, target_p->name, (sizeof(buf)-len));
|
||||
len += strlen(odata) + 1; /* Get the \0 as well */
|
||||
ssl_cmd_write_queue(target_p->localClient->ssl_ctl, NULL, 0, buf, len);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
cleanup_dead_ssl(void *unused)
|
||||
{
|
||||
rb_dlink_node *ptr, *next;
|
||||
ssl_ctl_t *ctl;
|
||||
RB_DLINK_FOREACH_SAFE(ptr, next, ssl_daemons.head)
|
||||
{
|
||||
ctl = ptr->data;
|
||||
if(ctl->dead && !ctl->cli_count)
|
||||
{
|
||||
free_ssl_daemon(ctl);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
int
|
||||
get_ssld_count(void)
|
||||
{
|
||||
return ssld_count;
|
||||
}
|
||||
|
||||
void init_ssld(void)
|
||||
{
|
||||
rb_event_addish("collect_zipstats", collect_zipstats, NULL, ZIPSTATS_TIME);
|
||||
rb_event_addish("cleanup_dead_ssld", cleanup_dead_ssl, NULL, 1200);
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue