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Unverified Commit 663e9916 by Christian Brauner
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network: mv config_value_empty() to confile_utils

and rename it to lxc_config_value_empty() Signed-off-by: 's avatarChristian Brauner <christian.brauner@ubuntu.com>
parent 192f5e7b
Showing with 54 additions and 48 deletions
src/lxc/confile.c
......@@ -467,19 +467,11 @@ int lxc_listconfigs(char *retv, int inlen)
return fulllen;
}
static inline bool config_value_empty(const char *value)
{
if (value && strlen(value) > 0)
return false;
return true;
}
static int set_config_string_item(char **conf_item, const char *value)
{
char *new_value;
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
free(*conf_item);
*conf_item = NULL;
return 0;
......@@ -557,7 +549,7 @@ out:
static int set_config_network(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
if (!config_value_empty(value)) {
if (!lxc_config_value_empty(value)) {
ERROR("lxc.network must not have a value");
return -1;
}
......@@ -574,7 +566,7 @@ static int set_config_network_type(const char *key, const char *value,
struct lxc_netdev *netdev;
struct lxc_list *list;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return lxc_clear_config_network(lxc_conf);
netdev = malloc(sizeof(*netdev));
......@@ -990,7 +982,7 @@ static int set_config_network_hwaddr(const char *key, const char *value,
return -1;
};
if (config_value_empty(new_value)) {
if (lxc_config_value_empty(new_value)) {
free(new_value);
netdev->hwaddr = NULL;
return 0;
......@@ -1041,7 +1033,7 @@ static int set_config_network_ipv4(const char *key, const char *value,
char *cursor, *slash;
char *addr = NULL, *bcast = NULL, *prefix = NULL;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return clr_config_network_item(key, lxc_conf);
netdev = network_netdev(key, value, &lxc_conf->network);
......@@ -1135,7 +1127,7 @@ static int set_config_network_ipv4_gateway(const char *key, const char *value,
free(netdev->ipv4_gateway);
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
netdev->ipv4_gateway = NULL;
} else if (!strcmp(value, "auto")) {
netdev->ipv4_gateway = NULL;
......@@ -1170,7 +1162,7 @@ static int set_config_network_ipv6(const char *key, const char *value,
struct lxc_list *list;
char *slash, *valdup, *netmask;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return clr_config_network_item(key, lxc_conf);
netdev = network_netdev(key, value, &lxc_conf->network);
......@@ -1236,7 +1228,7 @@ static int set_config_network_ipv6_gateway(const char *key, const char *value,
free(netdev->ipv6_gateway);
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
netdev->ipv6_gateway = NULL;
} else if (!strcmp(value, "auto")) {
netdev->ipv6_gateway = NULL;
......@@ -1320,7 +1312,7 @@ static int set_config_init_uid(const char *key, const char *value,
unsigned int init_uid;
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->init_uid = 0;
return 0;
}
......@@ -1339,7 +1331,7 @@ static int set_config_init_gid(const char *key, const char *value,
unsigned int init_gid;
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->init_gid = 0;
return 0;
}
......@@ -1357,7 +1349,7 @@ static int set_config_hooks(const char *key, const char *value,
{
char *copy;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return lxc_clear_hooks(lxc_conf, key);
if (strcmp(key + 4, "hook") == 0) {
......@@ -1411,7 +1403,7 @@ static int set_config_pts(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->pts = 0;
return 0;
}
......@@ -1433,7 +1425,7 @@ static int set_config_start(const char *key, const char *value,
{
bool is_empty;
is_empty = config_value_empty(value);
is_empty = lxc_config_value_empty(value);
if (*(key + 10) == 'a') { /* lxc.start.auto */
/* Set config value to default. */
......@@ -1478,7 +1470,7 @@ static int set_config_monitor(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->monitor_unshare = 0;
return 0;
}
......@@ -1498,7 +1490,7 @@ static int set_config_group(const char *key, const char *value,
struct lxc_list *grouplist;
int ret = -1;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return lxc_clear_groups(lxc_conf);
groups = strdup(value);
......@@ -1542,7 +1534,7 @@ static int set_config_environment(const char *key, const char *value,
{
struct lxc_list *list_item = NULL;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return lxc_clear_environment(lxc_conf);
list_item = malloc(sizeof(*list_item));
......@@ -1567,7 +1559,7 @@ static int set_config_tty(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->tty = 0;
return 0;
}
......@@ -1587,7 +1579,7 @@ static int set_config_kmsg(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->kmsg = 0;
return 0;
}
......@@ -1612,7 +1604,7 @@ static int set_config_lsm_aa_incomplete(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->lsm_aa_allow_incomplete = 0;
return 0;
}
......@@ -1641,7 +1633,7 @@ static int set_config_logfile(const char *key, const char *value,
{
int ret;
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
free(c->logfile);
c->logfile = NULL;
return 0;
......@@ -1662,7 +1654,7 @@ static int set_config_loglevel(const char *key, const char *value,
int newlevel;
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->loglevel = LXC_LOG_LEVEL_NOTSET;
return 0;
}
......@@ -1686,7 +1678,7 @@ static int set_config_autodev(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->autodev = 0;
return 0;
}
......@@ -1758,7 +1750,7 @@ static int set_config_haltsignal(const char *key, const char *value,
int sig_n;
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->haltsignal = 0;
return 0;
}
......@@ -1779,7 +1771,7 @@ static int set_config_rebootsignal(const char *key, const char *value,
int sig_n;
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->rebootsignal = 0;
return 0;
}
......@@ -1799,7 +1791,7 @@ static int set_config_stopsignal(const char *key, const char *value,
int sig_n;
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->stopsignal = 0;
return 0;
}
......@@ -1821,7 +1813,7 @@ static int set_config_cgroup(const char *key, const char *value,
struct lxc_list *cglist = NULL;
struct lxc_cgroup *cgelem = NULL;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return lxc_clear_cgroups(lxc_conf, key);
subkey = strstr(key, token);
......@@ -1899,7 +1891,7 @@ static int set_config_limit(const char *key, const char *value,
struct lxc_list *limlist = NULL;
struct lxc_limit *limelem = NULL;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return lxc_clear_limits(lxc_conf, key);
if (strncmp(key, "lxc.limit.", sizeof("lxc.limit.") - 1) != 0)
......@@ -1990,7 +1982,7 @@ static int set_config_idmaps(const char *key, const char *value,
struct lxc_list *idmaplist = NULL;
struct id_map *idmap = NULL;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return lxc_clear_idmaps(lxc_conf);
idmaplist = malloc(sizeof(*idmaplist));
......@@ -2033,7 +2025,7 @@ on_error:
static int set_config_fstab(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
clr_config_fstab(key, lxc_conf);
return -1;
}
......@@ -2074,7 +2066,7 @@ static int set_config_mount_auto(const char *key, const char *value,
{ NULL, 0, 0 }
};
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->auto_mounts = 0;
return 0;
}
......@@ -2116,7 +2108,7 @@ static int set_config_mount(const char *key, const char *value,
char *mntelem;
struct lxc_list *mntlist;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return lxc_clear_mount_entries(lxc_conf);
mntlist = malloc(sizeof(*mntlist));
......@@ -2142,7 +2134,7 @@ static int set_config_cap_keep(const char *key, const char *value,
struct lxc_list *keeplist;
int ret = -1;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return lxc_clear_config_keepcaps(lxc_conf);
keepcaps = strdup(value);
......@@ -2192,7 +2184,7 @@ static int set_config_cap_drop(const char *key, const char *value,
struct lxc_list *droplist;
int ret = -1;
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return lxc_clear_config_caps(lxc_conf);
dropcaps = strdup(value);
......@@ -2357,7 +2349,7 @@ static int set_config_includefiles(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
clr_config_includefiles(key, lxc_conf);
return 0;
}
......@@ -2390,7 +2382,7 @@ static int set_config_rootfs_options(const char *key, const char *value,
static int set_config_rootfs_backend(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
free(lxc_conf->rootfs.bdev_type);
lxc_conf->rootfs.bdev_type = NULL;
return 0;
......@@ -2416,7 +2408,7 @@ static int set_config_utsname(const char *key, const char *value,
{
struct utsname *utsname;
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
clr_config_utsname(key, lxc_conf);
return 0;
}
......@@ -2701,7 +2693,7 @@ bool do_append_unexp_config_line(struct lxc_conf *conf, const char *key,
len = strlen(key) + strlen(v) + 4;
tmp = alloca(len);
if (config_value_empty(v))
if (lxc_config_value_empty(v))
ret = snprintf(tmp, len, "%s =", key);
else
ret = snprintf(tmp, len, "%s = %s", key, v);
......@@ -3056,7 +3048,7 @@ static int set_config_ephemeral(const char *key, const char *value,
struct lxc_conf *lxc_conf)
{
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->ephemeral = 0;
return 0;
}
......@@ -3086,7 +3078,7 @@ static int set_config_syslog(const char *key, const char *value,
}
/* Check if value is empty. */
if (config_value_empty(value))
if (lxc_config_value_empty(value))
return 0;
/* Parse value. */
......@@ -3106,7 +3098,7 @@ static int set_config_no_new_privs(const char *key, const char *value,
unsigned int v;
/* Set config value to default. */
if (config_value_empty(value)) {
if (lxc_config_value_empty(value)) {
lxc_conf->no_new_privs = false;
return 0;
}
......
src/lxc/confile_utils.c
......@@ -20,6 +20,8 @@
#include <stdio.h>
#include <string.h>
#include "conf.h"
#include "log.h"
#include "utils.h"
int parse_idmaps(const char *idmap, char *type, unsigned long *nsid,
......@@ -146,3 +148,11 @@ on_error:
return ret;
}
bool lxc_config_value_empty(const char *value)
{
if (value && strlen(value) > 0)
return false;
return true;
}
src/lxc/confile_utils.h
......@@ -20,7 +20,11 @@
#ifndef __LXC_CONFILE_UTILS_H
#define __LXC_CONFILE_UTILS_H
#include <stdbool.h>
extern int parse_idmaps(const char *idmap, char *type, unsigned long *nsid,
unsigned long *hostid, unsigned long *range);
extern bool lxc_config_value_empty(const char *value);
#endif /* __LXC_CONFILE_UTILS_H */
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