Add lxc.ephemeral lxc.ephemeral indicates whether a container will be destroyed on shutdown Can be 0 for non-ephemeral and 1 for ephemeral.

Signed-off-by: Christian Brauner <christianvanbrauner@gmail.com>
Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>
This commit is contained in:
Christian Brauner 2015-09-08 22:37:13 +02:00 committed by Stéphane Graber
parent 186bef0024
commit 8796becf36
2 changed files with 23 additions and 0 deletions

View File

@ -370,6 +370,9 @@ struct lxc_conf {
* should run under when using lxc-execute */
uid_t init_uid;
gid_t init_gid;
/* indicator if the container will be destroyed on shutdown */
int ephemeral;
};
#ifdef HAVE_TLS

View File

@ -108,6 +108,7 @@ static int config_environment(const char *, const char *, struct lxc_conf *);
static int config_init_cmd(const char *, const char *, struct lxc_conf *);
static int config_init_uid(const char *, const char *, struct lxc_conf *);
static int config_init_gid(const char *, const char *, struct lxc_conf *);
static int config_ephemeral(const char *, const char *, struct lxc_conf *);
static struct lxc_config_t config[] = {
@ -176,6 +177,7 @@ static struct lxc_config_t config[] = {
{ "lxc.init_cmd", config_init_cmd },
{ "lxc.init_uid", config_init_uid },
{ "lxc.init_gid", config_init_gid },
{ "lxc.ephemeral", config_ephemeral },
};
struct signame {
@ -2490,6 +2492,8 @@ int lxc_get_config_item(struct lxc_conf *c, const char *key, char *retv,
return lxc_get_conf_int(c, retv, inlen, c->init_uid);
else if (strcmp(key, "lxc.init_gid") == 0)
return lxc_get_conf_int(c, retv, inlen, c->init_gid);
else if (strcmp(key, "lxc.ephemeral") == 0)
return lxc_get_conf_int(c, retv, inlen, c->ephemeral);
else return -1;
if (!v)
@ -2759,3 +2763,19 @@ bool network_new_hwaddrs(struct lxc_conf *conf)
}
return true;
}
static int config_ephemeral(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
int v = atoi(value);
if (v != 0 && v != 1) {
ERROR("Wrong value for lxc.ephemeral. Can only be set to 0 or 1");
return -1;
} else {
lxc_conf->ephemeral = v;
}
return 0;
}