LXC
attach_options.h
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1 
25 #ifndef __LXC_ATTACH_OPTIONS_H
26 #define __LXC_ATTACH_OPTIONS_H
27 
28 #include <sys/types.h>
29 
30 #ifdef __cplusplus
31 extern "C" {
32 #endif
33 
41 
42 enum {
43  /* the following are on by default: */
47  LXC_ATTACH_LSM_EXEC = 0x00000008,
48 
49  /* the following are off by default */
51  LXC_ATTACH_LSM_NOW = 0x00020000,
52 
53  /* we have 16 bits for things that are on by default
54  * and 16 bits that are off by default, that should
55  * be sufficient to keep binary compatibility for
56  * a while
57  */
58  LXC_ATTACH_DEFAULT = 0x0000FFFF
59 };
60 
62 #define LXC_ATTACH_LSM (LXC_ATTACH_LSM_EXEC | LXC_ATTACH_LSM_NOW)
63 
72 typedef int (*lxc_attach_exec_t)(void* payload);
73 
77 typedef struct lxc_attach_options_t {
80 
83 
88 
93  char* initial_cwd;
94 
100  uid_t uid;
101 
107  gid_t gid;
108 
111 
114 
119 
128  int stdin_fd;
129  int stdout_fd;
130  int stderr_fd;
133 
135 #define LXC_ATTACH_OPTIONS_DEFAULT \
136  { \
137  /* .attach_flags = */ LXC_ATTACH_DEFAULT, \
138  /* .namespaces = */ -1, \
139  /* .personality = */ -1, \
140  /* .initial_cwd = */ NULL, \
141  /* .uid = */ (uid_t)-1, \
142  /* .gid = */ (gid_t)-1, \
143  /* .env_policy = */ LXC_ATTACH_KEEP_ENV, \
144  /* .extra_env_vars = */ NULL, \
145  /* .extra_keep_env = */ NULL, \
146  /* .stdin_fd = */ 0, 1, 2 \
147  }
148 
152 typedef struct lxc_attach_command_t {
153  char* program;
154  char** argv;
156 
164 extern int lxc_attach_run_command(void* payload);
165 
173 extern int lxc_attach_run_shell(void* payload);
174 
175 #ifdef __cplusplus
176 }
177 #endif
178 
179 #endif
lxc_attach_options_t::gid
gid_t gid
Definition: attach_options.h:107
lxc_attach_env_policy_t
lxc_attach_env_policy_t
Definition: attach_options.h:37
LXC_ATTACH_DROP_CAPABILITIES
@ LXC_ATTACH_DROP_CAPABILITIES
Drop capabilities.
Definition: attach_options.h:45
LXC_ATTACH_DEFAULT
@ LXC_ATTACH_DEFAULT
Mask of flags to apply by default.
Definition: attach_options.h:58
LXC_ATTACH_CLEAR_ENV
@ LXC_ATTACH_CLEAR_ENV
Clear the environment.
Definition: attach_options.h:39
LXC_ATTACH_MOVE_TO_CGROUP
@ LXC_ATTACH_MOVE_TO_CGROUP
Move to cgroup.
Definition: attach_options.h:44
lxc_attach_options_t::personality
long personality
Definition: attach_options.h:87
lxc_attach_exec_t
int(* lxc_attach_exec_t)(void *payload)
Definition: attach_options.h:72
LXC_ATTACH_SET_PERSONALITY
@ LXC_ATTACH_SET_PERSONALITY
Set personality.
Definition: attach_options.h:46
lxc_attach_options_t::initial_cwd
char * initial_cwd
Definition: attach_options.h:93
lxc_attach_options_t::stdout_fd
int stdout_fd
Definition: attach_options.h:129
lxc_attach_options_t::env_policy
lxc_attach_env_policy_t env_policy
Definition: attach_options.h:110
lxc_attach_options_t::namespaces
int namespaces
Definition: attach_options.h:82
lxc_attach_command_t
Definition: attach_options.h:152
lxc_attach_options_t::stdin_fd
int stdin_fd
Definition: attach_options.h:128
lxc_attach_run_shell
int lxc_attach_run_shell(void *payload)
Run a shell command in the container.
lxc_attach_options_t
Definition: attach_options.h:77
lxc_attach_options_t
struct lxc_attach_options_t lxc_attach_options_t
lxc_attach_options_t::uid
uid_t uid
Definition: attach_options.h:100
lxc_attach_options_t::extra_env_vars
char ** extra_env_vars
Definition: attach_options.h:113
lxc_attach_command_t::argv
char ** argv
Definition: attach_options.h:154
lxc_attach_run_command
int lxc_attach_run_command(void *payload)
Run a command in the container.
lxc_attach_options_t::extra_keep_env
char ** extra_keep_env
Definition: attach_options.h:118
LXC_ATTACH_REMOUNT_PROC_SYS
@ LXC_ATTACH_REMOUNT_PROC_SYS
Remount /proc filesystem.
Definition: attach_options.h:50
lxc_attach_command_t
struct lxc_attach_command_t lxc_attach_command_t
lxc_attach_options_t::attach_flags
int attach_flags
Definition: attach_options.h:79
LXC_ATTACH_LSM_EXEC
@ LXC_ATTACH_LSM_EXEC
Execute under a Linux Security Module.
Definition: attach_options.h:47
lxc_attach_options_t::stderr_fd
int stderr_fd
Definition: attach_options.h:130
LXC_ATTACH_LSM_NOW
@ LXC_ATTACH_LSM_NOW
FIXME: unknown.
Definition: attach_options.h:51
LXC_ATTACH_KEEP_ENV
@ LXC_ATTACH_KEEP_ENV
Retain the environment.
Definition: attach_options.h:38
lxc_attach_command_t::program
char * program
Definition: attach_options.h:153