diff --git a/src/sslproc.c b/src/sslproc.c new file mode 100644 index 0000000..4cf4b4e --- /dev/null +++ b/src/sslproc.c @@ -0,0 +1,799 @@ +/* + * sslproc.c: An interface to ssld + * Copyright (C) 2007 Aaron Sethman + * 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 +#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); +} +