Game of Trees Repos

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Date:: Sat Jul 16 12:30:34 2022 UTC
Message:: portable: gotwebd: first stab at compilation This is not yet "clean", but does compile. A few things to consider: * See comments beginning with "TA:"
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  1 8a35f56c 2022-07-16 thomas /*
  2 8a35f56c 2022-07-16 thomas  * Copyright (c) 2020-2021 Tracey Emery <tracey@traceyemery.net>
  3 8a35f56c 2022-07-16 thomas  * Copyright (c) 2015 Reyk Floeter <reyk@openbsd.org>
  4 8a35f56c 2022-07-16 thomas  *
  5 8a35f56c 2022-07-16 thomas  * Permission to use, copy, modify, and distribute this software for any
  6 8a35f56c 2022-07-16 thomas  * purpose with or without fee is hereby granted, provided that the above
  7 8a35f56c 2022-07-16 thomas  * copyright notice and this permission notice appear in all copies.
  8 8a35f56c 2022-07-16 thomas  *
  9 8a35f56c 2022-07-16 thomas  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 10 8a35f56c 2022-07-16 thomas  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 11 8a35f56c 2022-07-16 thomas  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 12 8a35f56c 2022-07-16 thomas  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 13 8a35f56c 2022-07-16 thomas  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 14 8a35f56c 2022-07-16 thomas  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 15 8a35f56c 2022-07-16 thomas  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 16 8a35f56c 2022-07-16 thomas  */
 17 8a35f56c 2022-07-16 thomas 
 18 8a35f56c 2022-07-16 thomas #include <sys/types.h>
 19 8a35f56c 2022-07-16 thomas #include <sys/time.h>
 20 8a35f56c 2022-07-16 thomas #include <sys/uio.h>
 21 8a35f56c 2022-07-16 thomas #include <sys/socket.h>
 22 8a35f56c 2022-07-16 thomas 
 23 8a35f56c 2022-07-16 thomas #include <net/if.h>
 24 8a35f56c 2022-07-16 thomas #include <netinet/in.h>
 25 8a35f56c 2022-07-16 thomas 
 26 8a35f56c 2022-07-16 thomas #include <stdio.h>
 27 8a35f56c 2022-07-16 thomas #include <stdlib.h>
 28 8a35f56c 2022-07-16 thomas #include <termios.h>
 29 8a35f56c 2022-07-16 thomas #include <unistd.h>
 30 8a35f56c 2022-07-16 thomas #include <limits.h>
 31 8a35f56c 2022-07-16 thomas #include <string.h>
 32 8a35f56c 2022-07-16 thomas #include <event.h>
 33 8a35f56c 2022-07-16 thomas #include <fcntl.h>
 34 8a35f56c 2022-07-16 thomas #include <errno.h>
 35 8a35f56c 2022-07-16 thomas 
 36 8a35f56c 2022-07-16 thomas #include "got_opentemp.h"
 37 8a35f56c 2022-07-16 thomas 
 38 ff36aeea 2022-07-16 thomas #include "got_compat.h"
 39 ff36aeea 2022-07-16 thomas 
 40 8a35f56c 2022-07-16 thomas #include "proc.h"
 41 8a35f56c 2022-07-16 thomas #include "gotwebd.h"
 42 8a35f56c 2022-07-16 thomas 
 43 8a35f56c 2022-07-16 thomas int
 44 8a35f56c 2022-07-16 thomas config_init(struct gotwebd *env)
 45 8a35f56c 2022-07-16 thomas {
 46 8a35f56c 2022-07-16 thomas 	struct privsep *ps = env->gotwebd_ps;
 47 8a35f56c 2022-07-16 thomas 	unsigned int what;
 48 8a35f56c 2022-07-16 thomas 
 49 8a35f56c 2022-07-16 thomas 	/* Global configuration. */
 50 8a35f56c 2022-07-16 thomas 	if (privsep_process == PROC_GOTWEBD)
 51 8a35f56c 2022-07-16 thomas 		env->prefork_gotwebd = GOTWEBD_NUMPROC;
 52 8a35f56c 2022-07-16 thomas 
 53 8a35f56c 2022-07-16 thomas 	ps->ps_what[PROC_GOTWEBD] = CONFIG_ALL;
 54 8a35f56c 2022-07-16 thomas 	ps->ps_what[PROC_SOCKS] = CONFIG_SOCKS;
 55 8a35f56c 2022-07-16 thomas 
 56 8a35f56c 2022-07-16 thomas 	/* Other configuration. */
 57 8a35f56c 2022-07-16 thomas 	what = ps->ps_what[privsep_process];
 58 8a35f56c 2022-07-16 thomas 	if (what & CONFIG_SOCKS) {
 59 8a35f56c 2022-07-16 thomas 		env->server_cnt = 0;
 60 8a35f56c 2022-07-16 thomas 		env->servers = calloc(1, sizeof(*env->servers));
 61 8a35f56c 2022-07-16 thomas 		if (env->servers == NULL)
 62 8a35f56c 2022-07-16 thomas 			fatalx("%s: calloc", __func__);
 63 8a35f56c 2022-07-16 thomas 		env->sockets = calloc(1, sizeof(*env->sockets));
 64 8a35f56c 2022-07-16 thomas 		if (env->sockets == NULL)
 65 8a35f56c 2022-07-16 thomas 			fatalx("%s: calloc", __func__);
 66 8a35f56c 2022-07-16 thomas 		TAILQ_INIT(env->servers);
 67 8a35f56c 2022-07-16 thomas 		TAILQ_INIT(env->sockets);
 68 8a35f56c 2022-07-16 thomas 	}
 69 8a35f56c 2022-07-16 thomas 	 return 0;
 70 8a35f56c 2022-07-16 thomas }
 71 8a35f56c 2022-07-16 thomas 
 72 8a35f56c 2022-07-16 thomas int
 73 8a35f56c 2022-07-16 thomas config_getcfg(struct gotwebd *env, struct imsg *imsg)
 74 8a35f56c 2022-07-16 thomas {
 75 8a35f56c 2022-07-16 thomas 	/* nothing to do but tell gotwebd configuration is done */
 76 8a35f56c 2022-07-16 thomas 	if (privsep_process != PROC_GOTWEBD)
 77 8a35f56c 2022-07-16 thomas 		proc_compose(env->gotwebd_ps, PROC_GOTWEBD,
 78 8a35f56c 2022-07-16 thomas 		    IMSG_CFG_DONE, NULL, 0);
 79 8a35f56c 2022-07-16 thomas 
 80 8a35f56c 2022-07-16 thomas 	 return 0;
 81 8a35f56c 2022-07-16 thomas }
 82 8a35f56c 2022-07-16 thomas 
 83 8a35f56c 2022-07-16 thomas int
 84 8a35f56c 2022-07-16 thomas config_setserver(struct gotwebd *env, struct server *srv)
 85 8a35f56c 2022-07-16 thomas {
 86 8a35f56c 2022-07-16 thomas 	struct server ssrv;
 87 8a35f56c 2022-07-16 thomas 	struct privsep *ps = env->gotwebd_ps;
 88 8a35f56c 2022-07-16 thomas 
 89 8a35f56c 2022-07-16 thomas 	memcpy(&ssrv, srv, sizeof(ssrv));
 90 8a35f56c 2022-07-16 thomas 	proc_compose(ps, PROC_SOCKS, IMSG_CFG_SRV, &ssrv, sizeof(ssrv));
 91 8a35f56c 2022-07-16 thomas 	 return 0;
 92 8a35f56c 2022-07-16 thomas }
 93 8a35f56c 2022-07-16 thomas 
 94 8a35f56c 2022-07-16 thomas int
 95 8a35f56c 2022-07-16 thomas config_getserver(struct gotwebd *env, struct imsg *imsg)
 96 8a35f56c 2022-07-16 thomas {
 97 8a35f56c 2022-07-16 thomas 	struct server *srv;
 98 8a35f56c 2022-07-16 thomas 	uint8_t *p = imsg->data;
 99 8a35f56c 2022-07-16 thomas 
100 8a35f56c 2022-07-16 thomas 	IMSG_SIZE_CHECK(imsg, &srv);
101 8a35f56c 2022-07-16 thomas 
102 8a35f56c 2022-07-16 thomas 	srv = calloc(1, sizeof(*srv));
103 8a35f56c 2022-07-16 thomas 	if (srv == NULL)
104 8a35f56c 2022-07-16 thomas 		fatalx("%s: calloc", __func__);
105 8a35f56c 2022-07-16 thomas 	memcpy(srv, p, sizeof(*srv));
106 8a35f56c 2022-07-16 thomas 
107 8a35f56c 2022-07-16 thomas 	if (IMSG_DATA_SIZE(imsg) != sizeof(*srv)) {
108 8a35f56c 2022-07-16 thomas 		log_debug("%s: imsg size error", __func__);
109 8a35f56c 2022-07-16 thomas 		free(srv);
110 8a35f56c 2022-07-16 thomas 		return 1;
111 8a35f56c 2022-07-16 thomas 	}
112 8a35f56c 2022-07-16 thomas 
113 8a35f56c 2022-07-16 thomas 	/* log server info */
114 8a35f56c 2022-07-16 thomas 	log_debug("%s: server=%s fcgi_socket=%s unix_socket=%s", __func__,
115 8a35f56c 2022-07-16 thomas 	    srv->name, srv->fcgi_socket ? "yes" : "no", srv->unix_socket ?
116 8a35f56c 2022-07-16 thomas 	    "yes" : "no");
117 8a35f56c 2022-07-16 thomas 
118 8a35f56c 2022-07-16 thomas 	TAILQ_INSERT_TAIL(env->servers, srv, entry);
119 8a35f56c 2022-07-16 thomas 
120 8a35f56c 2022-07-16 thomas 	 return 0;
121 8a35f56c 2022-07-16 thomas }
122 8a35f56c 2022-07-16 thomas 
123 8a35f56c 2022-07-16 thomas int
124 8a35f56c 2022-07-16 thomas config_setsock(struct gotwebd *env, struct socket *sock)
125 8a35f56c 2022-07-16 thomas {
126 8a35f56c 2022-07-16 thomas 	struct privsep *ps = env->gotwebd_ps;
127 8a35f56c 2022-07-16 thomas 	struct socket_conf s;
128 8a35f56c 2022-07-16 thomas 	int id;
129 8a35f56c 2022-07-16 thomas 	int fd = -1, n, m;
130 8a35f56c 2022-07-16 thomas 	struct iovec iov[6];
131 8a35f56c 2022-07-16 thomas 	size_t c;
132 8a35f56c 2022-07-16 thomas 	unsigned int what;
133 8a35f56c 2022-07-16 thomas 
134 8a35f56c 2022-07-16 thomas 	/* open listening sockets */
135 8a35f56c 2022-07-16 thomas 	if (sockets_privinit(env, sock) == -1)
136 8a35f56c 2022-07-16 thomas 		return -1;
137 8a35f56c 2022-07-16 thomas 
138 8a35f56c 2022-07-16 thomas 	for (id = 0; id < PROC_MAX; id++) {
139 8a35f56c 2022-07-16 thomas 		what = ps->ps_what[id];
140 8a35f56c 2022-07-16 thomas 
141 8a35f56c 2022-07-16 thomas 		if ((what & CONFIG_SOCKS) == 0 || id == privsep_process)
142 8a35f56c 2022-07-16 thomas 			continue;
143 8a35f56c 2022-07-16 thomas 
144 8a35f56c 2022-07-16 thomas 		memcpy(&s, &sock->conf, sizeof(s));
145 8a35f56c 2022-07-16 thomas 
146 8a35f56c 2022-07-16 thomas 		c = 0;
147 8a35f56c 2022-07-16 thomas 		iov[c].iov_base = &s;
148 8a35f56c 2022-07-16 thomas 		iov[c++].iov_len = sizeof(s);
149 8a35f56c 2022-07-16 thomas 
150 8a35f56c 2022-07-16 thomas 		if (id == PROC_SOCKS) {
151 8a35f56c 2022-07-16 thomas 			/* XXX imsg code will close the fd after 1st call */
152 8a35f56c 2022-07-16 thomas 			n = -1;
153 8a35f56c 2022-07-16 thomas 			proc_range(ps, id, &n, &m);
154 8a35f56c 2022-07-16 thomas 			for (n = 0; n < m; n++) {
155 8a35f56c 2022-07-16 thomas 				if (sock->fd == -1)
156 8a35f56c 2022-07-16 thomas 					fd = -1;
157 8a35f56c 2022-07-16 thomas 				else if ((fd = dup(sock->fd)) == -1)
158 8a35f56c 2022-07-16 thomas 					return 1;
159 8a35f56c 2022-07-16 thomas 				if (proc_composev_imsg(ps, id, n, IMSG_CFG_SOCK,
160 8a35f56c 2022-07-16 thomas 				    -1, fd, iov, c) != 0) {
161 8a35f56c 2022-07-16 thomas 					log_warn("%s: failed to compose "
162 8a35f56c 2022-07-16 thomas 					    "IMSG_CFG_SOCK imsg",
163 8a35f56c 2022-07-16 thomas 					    __func__);
164 8a35f56c 2022-07-16 thomas 					return 1;
165 8a35f56c 2022-07-16 thomas 				}
166 8a35f56c 2022-07-16 thomas 				if (proc_flush_imsg(ps, id, n) == -1) {
167 8a35f56c 2022-07-16 thomas 					log_warn("%s: failed to flush "
168 8a35f56c 2022-07-16 thomas 					    "IMSG_CFG_SOCK imsg",
169 8a35f56c 2022-07-16 thomas 					    __func__);
170 8a35f56c 2022-07-16 thomas 					return 1;
171 8a35f56c 2022-07-16 thomas 				}
172 8a35f56c 2022-07-16 thomas 			}
173 8a35f56c 2022-07-16 thomas 		}
174 8a35f56c 2022-07-16 thomas 	}
175 8a35f56c 2022-07-16 thomas 
176 8a35f56c 2022-07-16 thomas 	/* Close socket early to prevent fd exhaustion in gotwebd. */
177 8a35f56c 2022-07-16 thomas 	if (sock->fd != -1) {
178 8a35f56c 2022-07-16 thomas 		close(sock->fd);
179 8a35f56c 2022-07-16 thomas 		sock->fd = -1;
180 8a35f56c 2022-07-16 thomas 	}
181 8a35f56c 2022-07-16 thomas 
182 8a35f56c 2022-07-16 thomas 	 return 0;
183 8a35f56c 2022-07-16 thomas }
184 8a35f56c 2022-07-16 thomas 
185 8a35f56c 2022-07-16 thomas int
186 8a35f56c 2022-07-16 thomas config_getsock(struct gotwebd *env, struct imsg *imsg)
187 8a35f56c 2022-07-16 thomas {
188 8a35f56c 2022-07-16 thomas 	struct socket *sock = NULL;
189 8a35f56c 2022-07-16 thomas 	struct socket_conf sock_conf;
190 8a35f56c 2022-07-16 thomas 	uint8_t *p = imsg->data;
191 8a35f56c 2022-07-16 thomas 	int i;
192 8a35f56c 2022-07-16 thomas 
193 8a35f56c 2022-07-16 thomas 	IMSG_SIZE_CHECK(imsg, &sock_conf);
194 8a35f56c 2022-07-16 thomas 	memcpy(&sock_conf, p, sizeof(sock_conf));
195 8a35f56c 2022-07-16 thomas 
196 8a35f56c 2022-07-16 thomas 	if (IMSG_DATA_SIZE(imsg) != sizeof(sock_conf)) {
197 8a35f56c 2022-07-16 thomas 		log_debug("%s: imsg size error", __func__);
198 8a35f56c 2022-07-16 thomas 		return 1;
199 8a35f56c 2022-07-16 thomas 	}
200 8a35f56c 2022-07-16 thomas 
201 8a35f56c 2022-07-16 thomas 	/* create a new socket */
202 8a35f56c 2022-07-16 thomas 	if ((sock = calloc(1, sizeof(*sock))) == NULL) {
203 8a35f56c 2022-07-16 thomas 		if (imsg->fd != -1)
204 8a35f56c 2022-07-16 thomas 			close(imsg->fd);
205 8a35f56c 2022-07-16 thomas 		return 1;
206 8a35f56c 2022-07-16 thomas 	}
207 8a35f56c 2022-07-16 thomas 
208 8a35f56c 2022-07-16 thomas 	memcpy(&sock->conf, &sock_conf, sizeof(sock->conf));
209 8a35f56c 2022-07-16 thomas 	sock->fd = imsg->fd;
210 8a35f56c 2022-07-16 thomas 
211 8a35f56c 2022-07-16 thomas 	TAILQ_INSERT_TAIL(env->sockets, sock, entry);
212 8a35f56c 2022-07-16 thomas 
213 8a35f56c 2022-07-16 thomas 	for (i = 0; i < PRIV_FDS__MAX; i++)
214 8a35f56c 2022-07-16 thomas 		sock->priv_fd[i] = -1;
215 8a35f56c 2022-07-16 thomas 
216 8a35f56c 2022-07-16 thomas 	for (i = 0; i < GOT_PACK_NUM_TEMPFILES; i++)
217 8a35f56c 2022-07-16 thomas 		sock->pack_fds[i] = -1;
218 8a35f56c 2022-07-16 thomas 
219 8a35f56c 2022-07-16 thomas 	/* log new socket info */
220 8a35f56c 2022-07-16 thomas 	log_debug("%s: name=%s id=%d server=%s child_id=%d parent_id=%d "
221 8a35f56c 2022-07-16 thomas 	    "type=%s ipv4=%d ipv6=%d socket_path=%s",
222 8a35f56c 2022-07-16 thomas 	    __func__, sock->conf.name, sock->conf.id, sock->conf.srv_name,
223 8a35f56c 2022-07-16 thomas 	    sock->conf.child_id, sock->conf.parent_id, sock->conf.type ?
224 8a35f56c 2022-07-16 thomas 	    "fcgi" : "unix", sock->conf.ipv4, sock->conf.ipv6,
225 8a35f56c 2022-07-16 thomas 	    strlen(sock->conf.unix_socket_name) ?
226 8a35f56c 2022-07-16 thomas 	    sock->conf.unix_socket_name : "none");
227 8a35f56c 2022-07-16 thomas 
228 8a35f56c 2022-07-16 thomas 	 return 0;
229 8a35f56c 2022-07-16 thomas }
230 8a35f56c 2022-07-16 thomas 
231 8a35f56c 2022-07-16 thomas int
232 8a35f56c 2022-07-16 thomas config_setfd(struct gotwebd *env, struct socket *sock)
233 8a35f56c 2022-07-16 thomas {
234 8a35f56c 2022-07-16 thomas 	struct privsep *ps = env->gotwebd_ps;
235 8a35f56c 2022-07-16 thomas 	int id, s;
236 8a35f56c 2022-07-16 thomas 	int fd = -1, n, m, j;
237 8a35f56c 2022-07-16 thomas 	struct iovec iov[6];
238 8a35f56c 2022-07-16 thomas 	size_t c;
239 8a35f56c 2022-07-16 thomas 	unsigned int what;
240 8a35f56c 2022-07-16 thomas 
241 8a35f56c 2022-07-16 thomas 	log_debug("%s: Allocating %d file descriptors",
242 8a35f56c 2022-07-16 thomas 	    __func__, PRIV_FDS__MAX + GOT_PACK_NUM_TEMPFILES);
243 8a35f56c 2022-07-16 thomas 
244 8a35f56c 2022-07-16 thomas 	for (j = 0; j < PRIV_FDS__MAX + GOT_PACK_NUM_TEMPFILES; j++) {
245 8a35f56c 2022-07-16 thomas 		for (id = 0; id < PROC_MAX; id++) {
246 8a35f56c 2022-07-16 thomas 			what = ps->ps_what[id];
247 8a35f56c 2022-07-16 thomas 
248 8a35f56c 2022-07-16 thomas 			if ((what & CONFIG_SOCKS) == 0 || id == privsep_process)
249 8a35f56c 2022-07-16 thomas 				continue;
250 8a35f56c 2022-07-16 thomas 
251 8a35f56c 2022-07-16 thomas 			s = sock->conf.id;
252 8a35f56c 2022-07-16 thomas 			c = 0;
253 8a35f56c 2022-07-16 thomas 			iov[c].iov_base = &s;
254 8a35f56c 2022-07-16 thomas 			iov[c++].iov_len = sizeof(s);
255 8a35f56c 2022-07-16 thomas 
256 8a35f56c 2022-07-16 thomas 			if (id == PROC_SOCKS) {
257 8a35f56c 2022-07-16 thomas 				/*
258 8a35f56c 2022-07-16 thomas 				 * XXX imsg code will close the fd
259 8a35f56c 2022-07-16 thomas 				 * after 1st call
260 8a35f56c 2022-07-16 thomas 				 */
261 8a35f56c 2022-07-16 thomas 				n = -1;
262 8a35f56c 2022-07-16 thomas 				proc_range(ps, id, &n, &m);
263 8a35f56c 2022-07-16 thomas 				for (n = 0; n < m; n++) {
264 8a35f56c 2022-07-16 thomas 					fd = got_opentempfd();
265 8a35f56c 2022-07-16 thomas 					if (fd == -1)
266 8a35f56c 2022-07-16 thomas 						return 1;
267 8a35f56c 2022-07-16 thomas 					if (proc_composev_imsg(ps, id, n,
268 8a35f56c 2022-07-16 thomas 					    IMSG_CFG_FD, -1, fd, iov, c) != 0) {
269 8a35f56c 2022-07-16 thomas 						log_warn("%s: failed to compose "
270 8a35f56c 2022-07-16 thomas 						    "IMSG_CFG_FD imsg",
271 8a35f56c 2022-07-16 thomas 						    __func__);
272 8a35f56c 2022-07-16 thomas 						return 1;
273 8a35f56c 2022-07-16 thomas 					}
274 8a35f56c 2022-07-16 thomas 					if (proc_flush_imsg(ps, id, n) == -1) {
275 8a35f56c 2022-07-16 thomas 						log_warn("%s: failed to flush "
276 8a35f56c 2022-07-16 thomas 						    "IMSG_CFG_FD imsg",
277 8a35f56c 2022-07-16 thomas 						    __func__);
278 8a35f56c 2022-07-16 thomas 						return 1;
279 8a35f56c 2022-07-16 thomas 					}
280 8a35f56c 2022-07-16 thomas 				}
281 8a35f56c 2022-07-16 thomas 			}
282 8a35f56c 2022-07-16 thomas 		}
283 8a35f56c 2022-07-16 thomas 
284 8a35f56c 2022-07-16 thomas 		/* Close fd early to prevent fd exhaustion in gotwebd. */
285 8a35f56c 2022-07-16 thomas 		if (fd != -1)
286 8a35f56c 2022-07-16 thomas 			close(fd);
287 8a35f56c 2022-07-16 thomas 	}
288 8a35f56c 2022-07-16 thomas 	return 0;
289 8a35f56c 2022-07-16 thomas }
290 8a35f56c 2022-07-16 thomas 
291 8a35f56c 2022-07-16 thomas int
292 8a35f56c 2022-07-16 thomas config_getfd(struct gotwebd *env, struct imsg *imsg)
293 8a35f56c 2022-07-16 thomas {
294 8a35f56c 2022-07-16 thomas 	struct socket *sock;
295 8a35f56c 2022-07-16 thomas 	uint8_t *p = imsg->data;
296 8a35f56c 2022-07-16 thomas 	int sock_id, match = 0, i;
297 8a35f56c 2022-07-16 thomas 
298 8a35f56c 2022-07-16 thomas 	IMSG_SIZE_CHECK(imsg, &sock_id);
299 8a35f56c 2022-07-16 thomas 	memcpy(&sock_id, p, sizeof(sock_id));
300 8a35f56c 2022-07-16 thomas 
301 8a35f56c 2022-07-16 thomas 	TAILQ_FOREACH(sock, env->sockets, entry) {
302 8a35f56c 2022-07-16 thomas 		for (i = 0; i < (GOT_PACK_NUM_TEMPFILES + PRIV_FDS__MAX); i++) {
303 8a35f56c 2022-07-16 thomas 			if (i < PRIV_FDS__MAX && sock->priv_fd[i] == -1) {
304 8a35f56c 2022-07-16 thomas 				log_debug("%s: assigning socket %d priv_fd %d",
305 8a35f56c 2022-07-16 thomas 				    __func__, sock_id, imsg->fd);
306 8a35f56c 2022-07-16 thomas 				sock->priv_fd[i] = imsg->fd;
307 8a35f56c 2022-07-16 thomas 				match = 1;
308 8a35f56c 2022-07-16 thomas 				break;
309 8a35f56c 2022-07-16 thomas 			}
310 8a35f56c 2022-07-16 thomas 			if (sock->pack_fds[i - PRIV_FDS__MAX] == -1) {
311 8a35f56c 2022-07-16 thomas 				log_debug("%s: assigning socket %d pack_fd %d",
312 8a35f56c 2022-07-16 thomas 				    __func__, sock_id, imsg->fd);
313 8a35f56c 2022-07-16 thomas 				sock->pack_fds[i - PRIV_FDS__MAX] = imsg->fd;
314 8a35f56c 2022-07-16 thomas 				match = 1;
315 8a35f56c 2022-07-16 thomas 				break;
316 8a35f56c 2022-07-16 thomas 			}
317 8a35f56c 2022-07-16 thomas 		}
318 8a35f56c 2022-07-16 thomas 	}
319 8a35f56c 2022-07-16 thomas 
320 8a35f56c 2022-07-16 thomas 	if (match)
321 8a35f56c 2022-07-16 thomas 		 return 0;
322 8a35f56c 2022-07-16 thomas 	else
323 8a35f56c 2022-07-16 thomas 		return 1;
324 8a35f56c 2022-07-16 thomas }