#include "fileio.h"
#include "local-addresses.h"
#include "netlink-util.h"
+#include "network-internal.h"
#include "networkd-manager.h"
#include "ordered-set.h"
#include "path-util.h"
#include "set.h"
#include "strv.h"
+#include "sysctl-util.h"
#include "tmpfile-util.h"
#include "virt.h"
/* use 8 MB for receive socket kernel queue. */
#define RCVBUF_SIZE (8*1024*1024)
-const char* const network_dirs[] = {
- "/etc/systemd/network",
- "/run/systemd/network",
- "/usr/lib/systemd/network",
-#if HAVE_SPLIT_USR
- "/lib/systemd/network",
-#endif
- NULL};
-
static int setup_default_address_pool(Manager *m) {
AddressPool *p;
int r;
(void) route_get(link, family, &dst, dst_prefixlen, tos, priority, table, &route);
+ if (DEBUG_LOGGING) {
+ _cleanup_free_ char *buf_dst = NULL, *buf_dst_prefixlen = NULL,
+ *buf_src = NULL, *buf_gw = NULL, *buf_prefsrc = NULL;
+
+ if (!in_addr_is_null(family, &dst)) {
+ (void) in_addr_to_string(family, &dst, &buf_dst);
+ (void) asprintf(&buf_dst_prefixlen, "/%u", dst_prefixlen);
+ }
+ if (!in_addr_is_null(family, &src))
+ (void) in_addr_to_string(family, &src, &buf_src);
+ if (!in_addr_is_null(family, &gw))
+ (void) in_addr_to_string(family, &gw, &buf_gw);
+ if (!in_addr_is_null(family, &prefsrc))
+ (void) in_addr_to_string(family, &prefsrc, &buf_prefsrc);
+
+ log_link_debug(link,
+ "%s route: dst: %s%s, src: %s, gw: %s, prefsrc: %s",
+ type == RTM_DELROUTE ? "Removing" : route ? "Updating" : "Adding",
+ strna(buf_dst), strempty(buf_dst_prefixlen),
+ strna(buf_src), strna(buf_gw), strna(buf_prefsrc));
+ }
+
switch (type) {
case RTM_NEWROUTE:
if (!route) {
return r;
}
-static int ordered_set_put_in4_addrv(OrderedSet *s, const struct in_addr *addresses, unsigned n) {
+static int ordered_set_put_in4_addrv(OrderedSet *s,
+ const struct in_addr *addresses,
+ size_t n,
+ bool (*predicate)(const struct in_addr *addr)) {
int r, c = 0;
- unsigned i;
+ size_t i;
assert(s);
assert(n == 0 || addresses);
for (i = 0; i < n; i++) {
+ if (predicate && !predicate(&addresses[i]))
+ continue;
r = ordered_set_put_in4_addr(s, addresses+i);
if (r < 0)
return r;
return c;
}
-static void print_string_set(FILE *f, const char *field, OrderedSet *s) {
- bool space = false;
- Iterator i;
- char *p;
-
- if (ordered_set_isempty(s))
- return;
-
- fputs(field, f);
-
- ORDERED_SET_FOREACH(p, s, i)
- fputs_with_space(f, p, NULL, &space);
-
- fputc('\n', f);
-}
-
static int manager_save(Manager *m) {
_cleanup_ordered_set_free_free_ OrderedSet *dns = NULL, *ntp = NULL, *search_domains = NULL, *route_domains = NULL;
Link *link;
if (r < 0)
return r;
- r = ordered_set_put_strdupv(search_domains, link->network->search_domains);
+ r = ordered_set_put_string_set(search_domains, link->network->search_domains);
if (r < 0)
return r;
- r = ordered_set_put_strdupv(route_domains, link->network->route_domains);
+ r = ordered_set_put_string_set(route_domains, link->network->route_domains);
if (r < 0)
return r;
r = sd_dhcp_lease_get_dns(link->dhcp_lease, &addresses);
if (r > 0) {
- r = ordered_set_put_in4_addrv(dns, addresses, r);
+ r = ordered_set_put_in4_addrv(dns, addresses, r, in4_addr_is_non_local);
if (r < 0)
return r;
} else if (r < 0 && r != -ENODATA)
r = sd_dhcp_lease_get_ntp(link->dhcp_lease, &addresses);
if (r > 0) {
- r = ordered_set_put_in4_addrv(ntp, addresses, r);
+ r = ordered_set_put_in4_addrv(ntp, addresses, r, in4_addr_is_non_local);
if (r < 0)
return r;
} else if (r < 0 && r != -ENODATA)
"# This is private data. Do not parse.\n"
"OPER_STATE=%s\n", operstate_str);
- print_string_set(f, "DNS=", dns);
- print_string_set(f, "NTP=", ntp);
- print_string_set(f, "DOMAINS=", search_domains);
- print_string_set(f, "ROUTE_DOMAINS=", route_domains);
+ ordered_set_print(f, "DNS=", dns);
+ ordered_set_print(f, "NTP=", ntp);
+ ordered_set_print(f, "DOMAINS=", search_domains);
+ ordered_set_print(f, "ROUTE_DOMAINS=", route_domains);
r = routing_policy_serialize_rules(m->rules, f);
if (r < 0)
if (!m->state_file)
return -ENOMEM;
+ m->sysctl_ipv6_enabled = -1;
+
r = sd_event_default(&m->event);
if (r < 0)
return r;
sd_netlink_unref(m->genl);
sd_resolve_unref(m->resolve);
- while ((network = m->networks))
- network_free(network);
-
while ((link = hashmap_first(m->dhcp6_prefixes)))
manager_dhcp6_prefix_remove_all(m, link);
hashmap_free(m->dhcp6_prefixes);
m->links_requesting_uuid = set_free(m->links_requesting_uuid);
set_free(m->duids_requesting_uuid);
+ while ((network = m->networks))
+ network_free(network);
+
hashmap_free(m->networks_by_name);
m->netdevs = hashmap_free_with_destructor(m->netdevs, netdev_unref);
int r;
/* update timestamp */
- paths_check_timestamp(network_dirs, &m->network_dirs_ts_usec, true);
+ paths_check_timestamp(NETWORK_DIRS, &m->network_dirs_ts_usec, true);
r = netdev_load(m);
if (r < 0)
}
bool manager_should_reload(Manager *m) {
- return paths_check_timestamp(network_dirs, &m->network_dirs_ts_usec, false);
+ return paths_check_timestamp(NETWORK_DIRS, &m->network_dirs_ts_usec, false);
}
int manager_rtnl_enumerate_links(Manager *m) {
return 0;
}
+
+int manager_sysctl_ipv6_enabled(Manager *manager) {
+ _cleanup_free_ char *value = NULL;
+ int r;
+
+ if (manager->sysctl_ipv6_enabled >= 0)
+ return manager->sysctl_ipv6_enabled;
+
+ r = sysctl_read_ip_property(AF_INET6, "all", "disable_ipv6", &value);
+ if (r < 0)
+ return log_warning_errno(r, "Failed to read net.ipv6.conf.all.disable_ipv6 sysctl property: %m");
+
+ manager->sysctl_ipv6_enabled = value[0] == '0';
+ return manager->sysctl_ipv6_enabled;
+}
projects / thirdparty / systemd.git / blobdiff