install: improve paths we show the user when enabling/disabling

[elogind.git] / src / network / networkd-manager.c

diff --git a/src/network/networkd-manager.c b/src/network/networkd-manager.c
index d4b05bb98710e6ca06e50eabc27cdf9afadd0325..2a0d5342daeb4672f84bc9aa3fda69e71d0cc2ea 100644 (file)
--- a/src/network/networkd-manager.c
+++ b/src/network/networkd-manager.c
@@ -19,11 +19,13 @@
   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  ***/
 
-#include <resolv.h>
+#include <sys/socket.h>
 #include <linux/if.h>
 
+#include "conf-parser.h"
 #include "path-util.h"
 #include "networkd.h"
+#include "network-internal.h"
 #include "libudev-private.h"
 #include "udev-util.h"
 #include "rtnl-util.h"
@@ -81,7 +83,7 @@ int manager_new(Manager **ret) {
         if (!m)
                 return -ENOMEM;
 
-        m->state_file = strdup("/run/systemd/network/state");
+        m->state_file = strdup("/run/systemd/netif/state");
         if (!m->state_file)
                 return -ENOMEM;
 
@@ -91,7 +93,8 @@ int manager_new(Manager **ret) {
 
         sd_event_set_watchdog(m->event, true);
 
-        r = sd_rtnl_open(&m->rtnl, RTMGRP_LINK | RTMGRP_IPV4_IFADDR);
+        r = sd_rtnl_open(&m->rtnl, 3, RTNLGRP_LINK, RTNLGRP_IPV4_IFADDR,
+                         RTNLGRP_IPV6_IFADDR);
         if (r < 0)
                 return r;
 
@@ -384,6 +387,14 @@ int manager_rtnl_listen(Manager *m) {
         if (r < 0)
                 return r;
 
+        r = sd_rtnl_add_match(m->rtnl, RTM_NEWADDR, &link_rtnl_process_address, m);
+        if (r < 0)
+                return r;
+
+        r = sd_rtnl_add_match(m->rtnl, RTM_DELADDR, &link_rtnl_process_address, m);
+        if (r < 0)
+                return r;
+
         return 0;
 }
 
@@ -402,102 +413,13 @@ 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;
-                        Iterator j;
-
-                        SET_FOREACH(address, link->network->dns, j) {
-                                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;
         _cleanup_free_ char *temp_path = NULL;
         _cleanup_fclose_ FILE *f = NULL;
-        const char *oper_state = "unknown";
-        bool dormant, carrier;
+        LinkOperationalState operstate = LINK_OPERSTATE_UNKNOWN;
+        const char *operstate_str;
         int r;
 
         assert(m);
@@ -507,16 +429,12 @@ int manager_save(Manager *m) {
                 if (link->flags & IFF_LOOPBACK)
                         continue;
 
-                if (link_has_carrier(link->flags, link->operstate))
-                        carrier = true;
-                else if (link->operstate == IF_OPER_DORMANT)
-                        dormant = true;
+                if (link->operstate > operstate)
+                        operstate = link->operstate;
         }
 
-        if (carrier)
-                oper_state = "carrier";
-        else if (dormant)
-                oper_state = "dormant";
+        operstate_str = link_operstate_to_string(operstate);
+        assert(operstate_str);
 
         r = fopen_temporary(m->state_file, &f, &temp_path);
         if (r < 0)
@@ -526,7 +444,7 @@ int manager_save(Manager *m) {
 
         fprintf(f,
                 "# This is private data. Do not parse.\n"
-                "OPER_STATE=%s\n", oper_state);
+                "OPER_STATE=%s\n", operstate_str);
 
         fflush(f);