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Commit | Line | Data |
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0ad19a3f | 1 | /* |
2 | * lxc: linux Container library | |
3 | * | |
4 | * (C) Copyright IBM Corp. 2007, 2008 | |
5 | * | |
6 | * Authors: | |
9afe19d6 | 7 | * Daniel Lezcano <daniel.lezcano at free.fr> |
0ad19a3f | 8 | * |
9 | * This library is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU Lesser General Public | |
11 | * License as published by the Free Software Foundation; either | |
12 | * version 2.1 of the License, or (at your option) any later version. | |
13 | * | |
14 | * This library is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | * Lesser General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU Lesser General Public | |
20 | * License along with this library; if not, write to the Free Software | |
250b1eec | 21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
0ad19a3f | 22 | */ |
f1a4a029 ÇO |
23 | #ifndef __LXC_CONF_H |
24 | #define __LXC_CONF_H | |
0ad19a3f | 25 | |
f424fa8f SG |
26 | #include "config.h" |
27 | ||
9fc7f8c0 | 28 | #include <stdio.h> |
0ad19a3f | 29 | #include <netinet/in.h> |
74a2b586 | 30 | #include <net/if.h> |
b0a33c1e | 31 | #include <sys/param.h> |
8173e600 | 32 | #include <sys/types.h> |
c6d09e15 WB |
33 | #if HAVE_SYS_RESOURCE_H |
34 | #include <sys/resource.h> | |
35 | #endif | |
19a26f82 | 36 | #include <stdbool.h> |
0ad19a3f | 37 | |
f2363e38 ÇO |
38 | #include "list.h" |
39 | #include "start.h" /* for lxc_handler */ | |
e3b4c4c4 | 40 | |
769872f9 SH |
41 | #if HAVE_SCMP_FILTER_CTX |
42 | typedef void * scmp_filter_ctx; | |
43 | #endif | |
44 | ||
97e9cfa0 SH |
45 | /* worth moving to configure.ac? */ |
46 | #define subuidfile "/etc/subuid" | |
47 | #define subgidfile "/etc/subgid" | |
48 | ||
13954cce | 49 | enum { |
24654103 DL |
50 | LXC_NET_EMPTY, |
51 | LXC_NET_VETH, | |
52 | LXC_NET_MACVLAN, | |
53 | LXC_NET_PHYS, | |
54 | LXC_NET_VLAN, | |
26b797f3 | 55 | LXC_NET_NONE, |
24654103 | 56 | LXC_NET_MAXCONFTYPE, |
0ad19a3f | 57 | }; |
58 | ||
59 | /* | |
60 | * Defines the structure to configure an ipv4 address | |
61 | * @address : ipv4 address | |
62 | * @broadcast : ipv4 broadcast address | |
63 | * @mask : network mask | |
64 | */ | |
65 | struct lxc_inetdev { | |
66 | struct in_addr addr; | |
67 | struct in_addr bcast; | |
1c633398 | 68 | unsigned int prefix; |
0ad19a3f | 69 | }; |
70 | ||
71 | struct lxc_route { | |
72 | struct in_addr addr; | |
73 | }; | |
74 | ||
75 | /* | |
76 | * Defines the structure to configure an ipv6 address | |
77 | * @flags : set the address up | |
78 | * @address : ipv6 address | |
79 | * @broadcast : ipv6 broadcast address | |
80 | * @mask : network mask | |
81 | */ | |
82 | struct lxc_inet6dev { | |
83 | struct in6_addr addr; | |
0093bb8c | 84 | struct in6_addr mcast; |
0ad19a3f | 85 | struct in6_addr acast; |
1c633398 | 86 | unsigned int prefix; |
0ad19a3f | 87 | }; |
88 | ||
89 | struct lxc_route6 { | |
90 | struct in6_addr addr; | |
91 | }; | |
26c39028 | 92 | |
e892973e DL |
93 | struct ifla_veth { |
94 | char *pair; /* pair name */ | |
74a2b586 | 95 | char veth1[IFNAMSIZ]; /* needed for deconf */ |
e892973e DL |
96 | }; |
97 | ||
26c39028 | 98 | struct ifla_vlan { |
85dce4a5 NC |
99 | unsigned int flags; |
100 | unsigned int fmask; | |
7c11d57a SG |
101 | unsigned short vid; |
102 | unsigned short pad; | |
26c39028 JHS |
103 | }; |
104 | ||
e892973e | 105 | struct ifla_macvlan { |
99854161 | 106 | int mode; /* private, vepa, bridge, passthru */ |
e892973e DL |
107 | }; |
108 | ||
f6cc1de1 | 109 | union netdev_p { |
e892973e | 110 | struct ifla_veth veth_attr; |
f6cc1de1 | 111 | struct ifla_vlan vlan_attr; |
e892973e | 112 | struct ifla_macvlan macvlan_attr; |
f6cc1de1 JHS |
113 | }; |
114 | ||
0ad19a3f | 115 | /* |
116 | * Defines a structure to configure a network device | |
7fa3f2e9 | 117 | * @link : lxc.net.[i].link, name of bridge or host iface to attach if any |
118 | * @name : lxc.net.[i].name, name of iface on the container side | |
e3b4c4c4 ST |
119 | * @flags : flag of the network device (IFF_UP, ... ) |
120 | * @ipv4 : a list of ipv4 addresses to be set on the network device | |
121 | * @ipv6 : a list of ipv6 addresses to be set on the network device | |
122 | * @upscript : a script filename to be executed during interface configuration | |
74a2b586 | 123 | * @downscript : a script filename to be executed during interface destruction |
5c35a8f1 | 124 | * @idx : network counter |
0ad19a3f | 125 | */ |
126 | struct lxc_netdev { | |
c302b476 | 127 | ssize_t idx; |
5f4535a3 | 128 | int type; |
0ad19a3f | 129 | int flags; |
82d5ae15 | 130 | int ifindex; |
9d083402 MT |
131 | char *link; |
132 | char *name; | |
0ad19a3f | 133 | char *hwaddr; |
442cbbe6 | 134 | char *mtu; |
f6cc1de1 | 135 | union netdev_p priv; |
0ad19a3f | 136 | struct lxc_list ipv4; |
137 | struct lxc_list ipv6; | |
f8fee0e2 | 138 | struct in_addr *ipv4_gateway; |
19a26f82 | 139 | bool ipv4_gateway_auto; |
f8fee0e2 | 140 | struct in6_addr *ipv6_gateway; |
19a26f82 | 141 | bool ipv6_gateway_auto; |
e3b4c4c4 | 142 | char *upscript; |
74a2b586 | 143 | char *downscript; |
0ad19a3f | 144 | }; |
145 | ||
146 | /* | |
576f946d | 147 | * Defines a generic struct to configure the control group. |
148 | * It is up to the programmer to specify the right subsystem. | |
ec64264d | 149 | * @subsystem : the targeted subsystem |
576f946d | 150 | * @value : the value to set |
0ad19a3f | 151 | */ |
152 | struct lxc_cgroup { | |
576f946d | 153 | char *subsystem; |
154 | char *value; | |
0ad19a3f | 155 | }; |
156 | ||
c6d09e15 WB |
157 | #if !HAVE_SYS_RESOURCE_H |
158 | # define RLIM_INFINITY ((unsigned long)-1) | |
159 | struct rlimit { | |
160 | unsigned long rlim_cur; | |
161 | unsigned long rlim_max; | |
162 | }; | |
163 | #endif | |
164 | /* | |
165 | * Defines a structure to configure resource limits to set via setrlimit(). | |
166 | * @resource : the resource name in lowercase without the RLIMIT_ prefix | |
167 | * @limit : the limit to set | |
168 | */ | |
169 | struct lxc_limit { | |
170 | char *resource; | |
171 | struct rlimit limit; | |
172 | }; | |
173 | ||
f6d3e3e4 SH |
174 | enum idtype { |
175 | ID_TYPE_UID, | |
176 | ID_TYPE_GID | |
177 | }; | |
178 | ||
179 | /* | |
180 | * id_map is an id map entry. Form in confile is: | |
251d0d2a DE |
181 | * lxc.id_map = u 0 9800 100 |
182 | * lxc.id_map = u 1000 9900 100 | |
183 | * lxc.id_map = g 0 9800 100 | |
184 | * lxc.id_map = g 1000 9900 100 | |
185 | * meaning the container can use uids and gids 0-99 and 1000-1099, | |
186 | * with [ug]id 0 mapping to [ug]id 9800 on the host, and [ug]id 1000 to | |
187 | * [ug]id 9900 on the host. | |
f6d3e3e4 SH |
188 | */ |
189 | struct id_map { | |
190 | enum idtype idtype; | |
251d0d2a | 191 | unsigned long hostid, nsid, range; |
f6d3e3e4 SH |
192 | }; |
193 | ||
b0a33c1e | 194 | /* |
195 | * Defines a structure containing a pty information for | |
196 | * virtualizing a tty | |
197 | * @name : the path name of the slave pty side | |
198 | * @master : the file descriptor of the master | |
199 | * @slave : the file descriptor of the slave | |
200 | */ | |
201 | struct lxc_pty_info { | |
202 | char name[MAXPATHLEN]; | |
203 | int master; | |
204 | int slave; | |
205 | int busy; | |
206 | }; | |
207 | ||
208 | /* | |
209 | * Defines the number of tty configured and contains the | |
a589434e | 210 | * instantiated ptys |
b0a33c1e | 211 | * @nbtty = number of configured ttys |
212 | */ | |
213 | struct lxc_tty_info { | |
214 | int nbtty; | |
215 | struct lxc_pty_info *pty_info; | |
216 | }; | |
217 | ||
b5159817 DE |
218 | struct lxc_tty_state; |
219 | ||
63376d7d DL |
220 | /* |
221 | * Defines the structure to store the console information | |
222 | * @peer : the file descriptor put/get console traffic | |
223 | * @name : the file name of the slave pty | |
224 | */ | |
225 | struct lxc_console { | |
226 | int slave; | |
227 | int master; | |
228 | int peer; | |
b5159817 DE |
229 | struct lxc_pty_info peerpty; |
230 | struct lxc_epoll_descr *descr; | |
28a4b0e5 | 231 | char *path; |
596a818d DE |
232 | char *log_path; |
233 | int log_fd; | |
63376d7d | 234 | char name[MAXPATHLEN]; |
e0dc0de7 | 235 | struct termios *tios; |
b5159817 | 236 | struct lxc_tty_state *tty_state; |
63376d7d DL |
237 | }; |
238 | ||
33fcb7a0 DL |
239 | /* |
240 | * Defines a structure to store the rootfs location, the | |
241 | * optionals pivot_root, rootfs mount paths | |
59bb8698 SH |
242 | * @path : the rootfs source (directory or device) |
243 | * @mount : where it is mounted | |
244 | * @options : mount options | |
b3b8c97f | 245 | * @bev_type : optional backing store type |
33fcb7a0 DL |
246 | */ |
247 | struct lxc_rootfs { | |
248 | char *path; | |
23b7ea69 | 249 | char *mount; |
a17b1e65 | 250 | char *options; |
b3b8c97f | 251 | char *bdev_type; |
33fcb7a0 DL |
252 | }; |
253 | ||
368bbc02 CS |
254 | /* |
255 | * Automatic mounts for LXC to perform inside the container | |
256 | */ | |
257 | enum { | |
b06b8511 CS |
258 | LXC_AUTO_PROC_RW = 0x001, /* /proc read-write */ |
259 | LXC_AUTO_PROC_MIXED = 0x002, /* /proc/sys and /proc/sysrq-trigger read-only */ | |
260 | LXC_AUTO_PROC_MASK = 0x003, | |
261 | ||
262 | LXC_AUTO_SYS_RW = 0x004, /* /sys */ | |
263 | LXC_AUTO_SYS_RO = 0x008, /* /sys read-only */ | |
f24a52d5 | 264 | LXC_AUTO_SYS_MIXED = 0x00C, /* /sys read-only and /sys/class/net read-write */ |
b06b8511 CS |
265 | LXC_AUTO_SYS_MASK = 0x00C, |
266 | ||
267 | LXC_AUTO_CGROUP_RO = 0x010, /* /sys/fs/cgroup (partial mount, read-only) */ | |
268 | LXC_AUTO_CGROUP_RW = 0x020, /* /sys/fs/cgroup (partial mount, read-write) */ | |
269 | LXC_AUTO_CGROUP_MIXED = 0x030, /* /sys/fs/cgroup (partial mount, paths r/o, cgroup r/w) */ | |
270 | LXC_AUTO_CGROUP_FULL_RO = 0x040, /* /sys/fs/cgroup (full mount, read-only) */ | |
271 | LXC_AUTO_CGROUP_FULL_RW = 0x050, /* /sys/fs/cgroup (full mount, read-write) */ | |
272 | LXC_AUTO_CGROUP_FULL_MIXED = 0x060, /* /sys/fs/cgroup (full mount, parent r/o, own r/w) */ | |
0769b82a CS |
273 | /* These are defined in such a way as to retain |
274 | * binary compatibility with earlier versions of | |
275 | * this code. If the previous mask is applied, | |
276 | * both of these will default back to the _MIXED | |
277 | * variants, which is safe. */ | |
278 | LXC_AUTO_CGROUP_NOSPEC = 0x0B0, /* /sys/fs/cgroup (partial mount, r/w or mixed, depending on caps) */ | |
279 | LXC_AUTO_CGROUP_FULL_NOSPEC = 0x0E0, /* /sys/fs/cgroup (full mount, r/w or mixed, depending on caps) */ | |
280 | LXC_AUTO_CGROUP_MASK = 0x0F0, | |
b06b8511 | 281 | |
0769b82a | 282 | LXC_AUTO_ALL_MASK = 0x0FF, /* all known settings */ |
368bbc02 CS |
283 | }; |
284 | ||
571e6ec8 DL |
285 | /* |
286 | * Defines the global container configuration | |
63376d7d | 287 | * @rootfs : root directory to run the container |
63376d7d DL |
288 | * @mount : list of mount points |
289 | * @tty : numbers of tty | |
290 | * @pts : new pts instance | |
291 | * @mount_list : list of mount point (alternative to fstab file) | |
292 | * @network : network configuration | |
293 | * @utsname : container utsname | |
294 | * @fstab : path to a fstab file format | |
1fb86a7c SH |
295 | * @caps : list of the capabilities to drop |
296 | * @keepcaps : list of the capabilities to keep | |
63376d7d DL |
297 | * @tty_info : tty data |
298 | * @console : console data | |
7c6ef2a2 | 299 | * @ttydir : directory (under /dev) in which to create console and ttys |
fe4de9a6 DE |
300 | * @lsm_aa_profile : apparmor profile to switch to or NULL |
301 | * @lsm_se_context : selinux type to switch to or NULL | |
571e6ec8 | 302 | */ |
26ddeedd | 303 | enum lxchooks { |
f7bee6c6 | 304 | LXCHOOK_PRESTART, LXCHOOK_PREMOUNT, LXCHOOK_MOUNT, LXCHOOK_AUTODEV, |
52492063 | 305 | LXCHOOK_START, LXCHOOK_STOP, LXCHOOK_POSTSTOP, LXCHOOK_CLONE, LXCHOOK_DESTROY, |
37cf711b | 306 | NUM_LXC_HOOKS}; |
72d0e1cb SG |
307 | extern char *lxchook_names[NUM_LXC_HOOKS]; |
308 | ||
7b35f3d6 SH |
309 | struct saved_nic { |
310 | int ifindex; | |
311 | char *orig_name; | |
312 | }; | |
313 | ||
571e6ec8 | 314 | struct lxc_conf { |
37903589 | 315 | int is_execute; |
571e6ec8 | 316 | char *fstab; |
1c30b4ad | 317 | unsigned int tty; |
17919969 | 318 | unsigned int pts; |
91480a0f | 319 | int reboot; |
828695d9 | 320 | int need_utmp_watch; |
9b8e3c96 | 321 | signed long personality; |
571e6ec8 DL |
322 | struct utsname *utsname; |
323 | struct lxc_list cgroup; | |
f6d3e3e4 | 324 | struct lxc_list id_map; |
5f4535a3 | 325 | struct lxc_list network; |
7b35f3d6 SH |
326 | struct saved_nic *saved_nics; |
327 | int num_savednics; | |
368bbc02 | 328 | int auto_mounts; |
e7938e9e | 329 | struct lxc_list mount_list; |
81810dd1 | 330 | struct lxc_list caps; |
1fb86a7c | 331 | struct lxc_list keepcaps; |
571e6ec8 | 332 | struct lxc_tty_info tty_info; |
fe1c5887 CB |
333 | /* Comma-separated list of lxc.tty.max pty names. */ |
334 | char *pty_names; | |
63376d7d | 335 | struct lxc_console console; |
33fcb7a0 | 336 | struct lxc_rootfs rootfs; |
7c6ef2a2 | 337 | char *ttydir; |
b119f362 | 338 | int close_all_fds; |
26ddeedd | 339 | struct lxc_list hooks[NUM_LXC_HOOKS]; |
4a85ce2a | 340 | |
fe4de9a6 | 341 | char *lsm_aa_profile; |
a56e2df9 | 342 | unsigned int lsm_aa_allow_incomplete; |
fe4de9a6 | 343 | char *lsm_se_context; |
5112cd70 | 344 | int tmp_umount_proc; |
8f2c3a70 | 345 | char *seccomp; // filename with the seccomp rules |
769872f9 | 346 | #if HAVE_SCMP_FILTER_CTX |
d58c6ad0 | 347 | scmp_filter_ctx seccomp_ctx; |
769872f9 | 348 | #endif |
72d0e1cb | 349 | int maincmd_fd; |
ff6cb4ed | 350 | unsigned int autodev; // if 1, mount and fill a /dev at start |
f0f1d8c0 | 351 | int haltsignal; // signal used to halt container |
dd267776 | 352 | int rebootsignal; // signal used to reboot container |
f0f1d8c0 | 353 | int stopsignal; // signal used to hard stop container |
f7bee6c6 | 354 | char *rcfile; // Copy of the top level rcfile we read |
b40a606e SH |
355 | |
356 | // Logfile and logleve can be set in a container config file. | |
357 | // Those function as defaults. The defaults can be overriden | |
358 | // by command line. However we don't want the command line | |
359 | // specified values to be saved on c->save_config(). So we | |
360 | // store the config file specified values here. | |
361 | char *logfile; // the logfile as specifed in config | |
362 | int loglevel; // loglevel as specifed in config (if any) | |
858377e4 | 363 | int logfd; |
9f30a190 MM |
364 | |
365 | int inherit_ns_fd[LXC_NS_MAX]; | |
ee1e7aa0 | 366 | |
3590152f CB |
367 | unsigned int start_auto; |
368 | unsigned int start_delay; | |
ee1e7aa0 SG |
369 | int start_order; |
370 | struct lxc_list groups; | |
76a26f55 | 371 | int nbd_idx; |
35120d9c | 372 | |
a8dfe4e0 | 373 | /* unshare the mount namespace in the monitor */ |
226dc30e | 374 | unsigned int monitor_unshare; |
a8dfe4e0 | 375 | |
35120d9c SH |
376 | /* set to true when rootfs has been setup */ |
377 | bool rootfs_setup; | |
f979ac15 SH |
378 | |
379 | /* list of included files */ | |
380 | struct lxc_list includes; | |
4184c3e1 SH |
381 | /* config entries which are not "lxc.*" are aliens */ |
382 | struct lxc_list aliens; | |
7c661726 MP |
383 | |
384 | /* list of environment variables we'll add to the container when | |
385 | * started */ | |
386 | struct lxc_list environment; | |
6b0d5538 SH |
387 | |
388 | /* text representation of the config file */ | |
389 | char *unexpanded_config; | |
390 | size_t unexpanded_len, unexpanded_alloced; | |
67c660d0 SG |
391 | |
392 | /* init command */ | |
393 | char *init_cmd; | |
56f8ff00 | 394 | |
72bb04e4 PT |
395 | /* if running in a new user namespace, the UID/GID that init and COMMAND |
396 | * should run under when using lxc-execute */ | |
c5cd20ce PT |
397 | uid_t init_uid; |
398 | gid_t init_gid; | |
8796becf CB |
399 | |
400 | /* indicator if the container will be destroyed on shutdown */ | |
66ffdb1a | 401 | unsigned int ephemeral; |
76d0127f CB |
402 | |
403 | /* The facility to pass to syslog. Let's users establish as what type of | |
404 | * program liblxc is supposed to write to the syslog. */ | |
405 | char *syslog; | |
5a46f283 CB |
406 | |
407 | /* Whether PR_SET_NO_NEW_PRIVS will be set for the container. */ | |
408 | bool no_new_privs; | |
c6d09e15 WB |
409 | |
410 | /* RLIMIT_* limits */ | |
411 | struct lxc_list limits; | |
571e6ec8 DL |
412 | }; |
413 | ||
858377e4 SH |
414 | #ifdef HAVE_TLS |
415 | extern __thread struct lxc_conf *current_config; | |
416 | #else | |
417 | extern struct lxc_conf *current_config; | |
418 | #endif | |
419 | ||
283678ed SH |
420 | int run_lxc_hooks(const char *name, char *hook, struct lxc_conf *conf, |
421 | const char *lxcpath, char *argv[]); | |
26ddeedd | 422 | |
cc28d0b0 SH |
423 | extern int detect_shared_rootfs(void); |
424 | ||
089cd8b8 DL |
425 | /* |
426 | * Initialize the lxc configuration structure | |
427 | */ | |
7b379ab3 | 428 | extern struct lxc_conf *lxc_conf_init(void); |
8eb5694b | 429 | extern void lxc_conf_free(struct lxc_conf *conf); |
089cd8b8 | 430 | |
0c547523 SH |
431 | extern int pin_rootfs(const char *rootfs); |
432 | ||
26b797f3 | 433 | extern int lxc_requests_empty_network(struct lxc_handler *handler); |
e337179a | 434 | extern int lxc_setup_networks_in_parent_namespaces(struct lxc_handler *handler); |
358daf49 | 435 | extern bool lxc_delete_network(struct lxc_handler *handler); |
c43cbc04 SH |
436 | extern int lxc_assign_network(const char *lxcpath, char *lxcname, |
437 | struct lxc_list *networks, pid_t pid); | |
f6d3e3e4 | 438 | extern int lxc_map_ids(struct lxc_list *idmap, pid_t pid); |
19a26f82 | 439 | extern int lxc_find_gateway_addresses(struct lxc_handler *handler); |
0ad19a3f | 440 | |
5e4a62bf | 441 | extern int lxc_create_tty(const char *name, struct lxc_conf *conf); |
b0a33c1e | 442 | extern void lxc_delete_tty(struct lxc_tty_info *tty_info); |
443 | ||
72d0e1cb | 444 | extern int lxc_clear_config_caps(struct lxc_conf *c); |
1fb86a7c | 445 | extern int lxc_clear_config_keepcaps(struct lxc_conf *c); |
12a50cc6 | 446 | extern int lxc_clear_cgroups(struct lxc_conf *c, const char *key); |
72d0e1cb | 447 | extern int lxc_clear_mount_entries(struct lxc_conf *c); |
b099e9e9 | 448 | extern int lxc_clear_automounts(struct lxc_conf *c); |
12a50cc6 | 449 | extern int lxc_clear_hooks(struct lxc_conf *c, const char *key); |
7d0eb87e | 450 | extern int lxc_clear_idmaps(struct lxc_conf *c); |
ee1e7aa0 | 451 | extern int lxc_clear_groups(struct lxc_conf *c); |
ab799c0b | 452 | extern int lxc_clear_environment(struct lxc_conf *c); |
c6d09e15 | 453 | extern int lxc_clear_limits(struct lxc_conf *c, const char *key); |
f0d02950 | 454 | extern int lxc_delete_autodev(struct lxc_handler *handler); |
c7b15d1e | 455 | extern void lxc_clear_includes(struct lxc_conf *conf); |
72d0e1cb | 456 | |
35120d9c SH |
457 | extern int do_rootfs_setup(struct lxc_conf *conf, const char *name, |
458 | const char *lxcpath); | |
459 | ||
0ad19a3f | 460 | /* |
461 | * Configure the container from inside | |
462 | */ | |
88d5514d | 463 | |
368bbc02 | 464 | struct cgroup_process_info; |
d4ef7c50 | 465 | extern int lxc_setup(struct lxc_handler *handler); |
7b35f3d6 | 466 | |
c6d09e15 WB |
467 | extern int setup_resource_limits(struct lxc_list *limits, pid_t pid); |
468 | ||
5610055a | 469 | extern void lxc_restore_phys_nics_to_netns(int netnsfd, struct lxc_conf *conf); |
cf3ef16d | 470 | |
339efad9 | 471 | extern int find_unmapped_nsid(struct lxc_conf *conf, enum idtype idtype); |
2133f58c | 472 | extern int mapped_hostid(unsigned id, struct lxc_conf *conf, enum idtype idtype); |
c4d10a05 | 473 | extern int chown_mapped_root(char *path, struct lxc_conf *conf); |
54117de5 | 474 | extern int lxc_ttys_shift_ids(struct lxc_conf *c); |
c9b7c33e CB |
475 | extern int userns_exec_1(struct lxc_conf *conf, int (*fn)(void *), void *data, |
476 | const char *fn_name); | |
a17b1e65 SG |
477 | extern int parse_mntopts(const char *mntopts, unsigned long *mntflags, |
478 | char **mntdata); | |
5112cd70 | 479 | extern void tmp_proc_unmount(struct lxc_conf *lxc_conf); |
6a0c909a | 480 | void remount_all_slave(void); |
97e9cfa0 | 481 | extern void suggest_default_idmap(void); |
5ef5c9a3 | 482 | FILE *make_anonymous_mount_file(struct lxc_list *mount); |
aaf26830 | 483 | struct lxc_list *sort_cgroup_settings(struct lxc_list* cgroup_settings); |
0ad19a3f | 484 | #endif |