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use the configuration to check if a resource is enabled

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Remove the usage of the directory config for the setup and use the
configuration structure instead.

Signed-off-by: Daniel Lezcano <dlezcano@fr.ibm.com>
This commit is contained in:
Daniel Lezcano
2009-10-09 11:38:38 +02:00
parent df83bf6f97
commit ecb0e51b0c
1 changed files with 8 additions and 56 deletions
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64
src/lxc/conf.c
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@@ -1806,60 +1806,12 @@ void lxc_delete_tty(struct lxc_tty_info *tty_info)
tty_info->nbtty = 0;
}
enum { utsname, network, cgroup, fstab, console, tty, rootfs, pts };
static int conf_is_set(long flags, int subsystem)
{
return flags & (1 << subsystem);
}
static void conf_set_flag(long *flags, int subsystem)
{
*flags |= 1 << subsystem;
}
static long make_conf_flagset(const char *name, const char *cons,
const struct lxc_tty_info *tty_info)
{
long flags = 0;
if (conf_has_utsname(name))
conf_set_flag(&flags, utsname);
if (conf_has_network(name))
conf_set_flag(&flags, network);
if (conf_has_cgroup(name))
conf_set_flag(&flags, cgroup);
if (conf_has_fstab(name))
conf_set_flag(&flags, fstab);
if (conf_has_rootfs(name))
conf_set_flag(&flags, rootfs);
if (conf_has_pts(name))
conf_set_flag(&flags, pts);
if (tty_info->nbtty)
conf_set_flag(&flags, tty);
if (cons[0])
conf_set_flag(&flags, console);
return flags;
}
extern int lxc_config_read(const char *file, struct lxc_conf *conf);
int lxc_setup(const char *name, const char *cons,
const struct lxc_tty_info *tty_info)
{
/* store the conf flags set otherwise conf_has will not
* work after chrooting */
long flags = make_conf_flagset(name, cons, tty_info);
struct lxc_conf lxc_conf;
char path[MAXPATHLEN];
@@ -1878,42 +1830,42 @@ int lxc_setup(const char *name, const char *cons,
}
}
if (conf_is_set(flags, utsname) && setup_utsname(name)) {
if (lxc_conf.utsname && setup_utsname(name)) {
ERROR("failed to setup the utsname for '%s'", name);
return -1;
}
if (conf_is_set(flags, network) && setup_network(name)) {
if (!lxc_list_empty(&lxc_conf.networks) && setup_network(name)) {
ERROR("failed to setup the network for '%s'", name);
return -1;
}
if (conf_is_set(flags, cgroup) && setup_cgroup(name)) {
if (!lxc_list_empty(&lxc_conf.cgroup) && setup_cgroup(name)) {
ERROR("failed to setup the cgroups for '%s'", name);
return -1;
}
if (conf_is_set(flags, fstab) && setup_mount(name)) {
if (lxc_conf.fstab && setup_mount(name)) {
ERROR("failed to setup the mounts for '%s'", name);
return -1;
}
if (conf_is_set(flags, console) && setup_console(name, cons)) {
if (cons[0] && setup_console(name, cons)) {
ERROR("failed to setup the console for '%s'", name);
return -1;
}
if (conf_is_set(flags, tty) && setup_tty(name, tty_info)) {
if (lxc_conf.tty && setup_tty(name, tty_info)) {
ERROR("failed to setup the ttys for '%s'", name);
return -1;
}
if (conf_is_set(flags, rootfs) && setup_rootfs(name)) {
if (lxc_conf.rootfs && setup_rootfs(name)) {
ERROR("failed to set rootfs for '%s'", name);
return -1;
}
if (conf_is_set(flags, pts) && setup_pts(name)) {
if (lxc_conf.pts && setup_pts(name)) {
ERROR("failed to setup the new pts instance");
return -1;
}