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Diffstat (limited to 'src/network/networkd-manager.c')
-rw-r--r--src/network/networkd-manager.c201
1 files changed, 1 insertions, 200 deletions
diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c
index ad36553f2b..2e3b4bb885 100644
--- a/src/network/networkd-manager.c
+++ b/src/network/networkd-manager.c
@@ -19,7 +19,7 @@
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-#include <resolv.h>
+#include <sys/socket.h>
#include <linux/if.h>
#include <libkmod.h>
@@ -76,95 +76,6 @@ static int setup_signals(Manager *m) {
return 0;
}
-static int set_fallback_dns(Manager *m, const char *string) {
- char *word, *state;
- size_t length;
- int r;
-
- assert(m);
- assert(string);
-
- FOREACH_WORD_QUOTED(word, length, string, state) {
- _cleanup_address_free_ Address *address = NULL;
- Address *tail;
- _cleanup_free_ char *addrstr = NULL;
-
- r = address_new_dynamic(&address);
- if (r < 0)
- return r;
-
- addrstr = strndup(word, length);
- if (!addrstr)
- return -ENOMEM;
-
- r = net_parse_inaddr(addrstr, &address->family, &address->in_addr);
- if (r < 0) {
- log_debug("Ignoring invalid DNS address '%s'", addrstr);
- continue;
- }
-
- LIST_FIND_TAIL(addresses, m->fallback_dns, tail);
- LIST_INSERT_AFTER(addresses, m->fallback_dns, tail, address);
- address = NULL;
- }
-
- return 0;
-}
-
-int config_parse_dnsv(
- const char *unit,
- const char *filename,
- unsigned line,
- const char *section,
- unsigned section_line,
- const char *lvalue,
- int ltype,
- const char *rvalue,
- void *data,
- void *userdata) {
-
- Manager *m = userdata;
- Address *address;
-
- assert(filename);
- assert(lvalue);
- assert(rvalue);
- assert(m);
-
- while ((address = m->fallback_dns)) {
- LIST_REMOVE(addresses, m->fallback_dns, address);
- address_free(address);
- }
-
- set_fallback_dns(m, rvalue);
-
- return 0;
-}
-
-static int manager_parse_config_file(Manager *m) {
- static const char fn[] = "/etc/systemd/networkd.conf";
- _cleanup_fclose_ FILE *f = NULL;
- int r;
-
- assert(m);
-
- f = fopen(fn, "re");
- if (!f) {
- if (errno == ENOENT)
- return 0;
-
- log_warning("Failed to open configuration file %s: %m", fn);
- return -errno;
- }
-
- r = config_parse(NULL, fn, f, "Network\0", config_item_perf_lookup,
- (void*) networkd_gperf_lookup, false, false, m);
- if (r < 0)
- log_warning("Failed to parse configuration file: %s", strerror(-r));
-
- return r;
-}
-
int manager_new(Manager **ret) {
_cleanup_manager_free_ Manager *m = NULL;
int r;
@@ -177,14 +88,6 @@ int manager_new(Manager **ret) {
if (!m->state_file)
return -ENOMEM;
- r = set_fallback_dns(m, DNS_SERVERS);
- if (r < 0)
- return r;
-
- r = manager_parse_config_file(m);
- if (r < 0)
- return r;
-
r = sd_event_default(&m->event);
if (r < 0)
return r;
@@ -241,7 +144,6 @@ void manager_free(Manager *m) {
Network *network;
NetDev *netdev;
Link *link;
- Address *address;
if (!m)
return;
@@ -257,11 +159,6 @@ void manager_free(Manager *m) {
sd_event_source_unref(m->sigint_event_source);
sd_event_unref(m->event);
- while ((address = m->fallback_dns)) {
- LIST_REMOVE(addresses, m->fallback_dns, address);
- address_free(address);
- }
-
while ((link = hashmap_first(m->links)))
link_unref(link);
hashmap_free(m->links);
@@ -522,102 +419,6 @@ int manager_bus_listen(Manager *m) {
return 0;
}
-static void append_dns(FILE *f, struct in_addr *dns, unsigned char family, unsigned *count) {
- char buf[INET6_ADDRSTRLEN];
- const char *address;
-
- address = inet_ntop(family, dns, buf, INET6_ADDRSTRLEN);
- if (!address) {
- log_warning("Invalid DNS address. Ignoring.");
- return;
- }
-
- if (*count == MAXNS)
- fputs("# Too many DNS servers configured, the following entries "
- "will be ignored\n", f);
-
- fprintf(f, "nameserver %s\n", address);
-
- (*count) ++;
-}
-
-int manager_update_resolv_conf(Manager *m) {
- _cleanup_free_ char *temp_path = NULL;
- _cleanup_fclose_ FILE *f = NULL;
- Link *link;
- Iterator i;
- unsigned count = 0;
- const char *domainname = NULL;
- int r;
-
- assert(m);
-
- r = fopen_temporary("/run/systemd/network/resolv.conf", &f, &temp_path);
- if (r < 0)
- return r;
-
- fchmod(fileno(f), 0644);
-
- fputs("# This file is managed by systemd-networkd(8). Do not edit.\n#\n"
- "# Third party programs must not access this file directly, but\n"
- "# only through the symlink at /etc/resolv.conf. To manage\n"
- "# resolv.conf(5) in a different way, replace the symlink by a\n"
- "# static file or a different symlink.\n\n", f);
-
- HASHMAP_FOREACH(link, m->links, i) {
- if (link->dhcp_lease) {
- struct in_addr *nameservers;
- size_t nameservers_size;
-
- if (link->network->dhcp_dns) {
- r = sd_dhcp_lease_get_dns(link->dhcp_lease, &nameservers, &nameservers_size);
- if (r >= 0) {
- unsigned j;
-
- for (j = 0; j < nameservers_size; j++)
- append_dns(f, &nameservers[j], AF_INET, &count);
- }
- }
-
- if (link->network->dhcp_domainname && !domainname) {
- r = sd_dhcp_lease_get_domainname(link->dhcp_lease, &domainname);
- if (r >= 0)
- fprintf(f, "domain %s\n", domainname);
- }
- }
- }
-
- HASHMAP_FOREACH(link, m->links, i) {
- if (link->network && link->network->dns) {
- Address *address;
-
- LIST_FOREACH(addresses, address, link->network->dns) {
- append_dns(f, &address->in_addr.in,
- address->family, &count);
- }
- }
- }
-
- if (!count) {
- Address *address;
-
- LIST_FOREACH(addresses, address, m->fallback_dns)
- append_dns(f, &address->in_addr.in,
- address->family, &count);
- }
-
- fflush(f);
-
- if (ferror(f) || rename(temp_path, "/run/systemd/network/resolv.conf") < 0) {
- r = -errno;
- unlink("/run/systemd/network/resolv.conf");
- unlink(temp_path);
- return r;
- }
-
- return 0;
-}
-
int manager_save(Manager *m) {
Link *link;
Iterator i;
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-04 14:48:36 +0000