[lxc-devel] [PATCH 1/6] Add lxc.ephemeral lxc.ephemeral indicates whether a container will be destroyed on shutdown Any integer value > 0 can be used to indicate that a container is ephemeral.

[Christian Brauner]

Signed-off-by: Christian Brauner <christianvanbrau...@gmail.com>

 100.0% src/lxc/
diff --git a/src/lxc/conf.h b/src/lxc/conf.h
index dc5328a..5aebd91 100644
--- a/src/lxc/conf.h
+++ b/src/lxc/conf.h
@@ -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
diff --git a/src/lxc/confile.c b/src/lxc/confile.c
index ca3b8d8..08608d7 100644
--- a/src/lxc/confile.c
+++ b/src/lxc/confile.c
@@ -108,6 +108,8 @@ 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 *key, const char *value,
+                           struct lxc_conf *lxc_conf);
 
 static struct lxc_config_t config[] = {
 
@@ -176,6 +178,7 @@ 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 +2493,8 @@ 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 +2764,14 @@ 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);
+
+       lxc_conf->ephemeral = v;
+
+       return 0;
+}
+
-- 
2.5.1

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