diff options
author | Dan Williams <dcbw@redhat.com> | 2015-01-14 17:03:22 -0600 |
---|---|---|
committer | Dan Williams <dcbw@redhat.com> | 2015-03-27 16:17:10 -0500 |
commit | cc8d9f778c2237b3e9e6815a2e0cc5635328edab (patch) | |
tree | 7a53eb40a16f333345351a7032d8f9f160bcd9a1 | |
parent | 452c224656ca6129d4ae34eee86e6ecea02fa8c2 (diff) | |
download | NetworkManager-cc8d9f778c2237b3e9e6815a2e0cc5635328edab.tar.gz |
dns: refactor building IP config lists for plugins (bgo #728342)
Don't bother building the lists if no DNS plugins are enabled.
https://bugzilla.gnome.org/show_bug.cgi?id=728342
-rw-r--r-- | src/dns-manager/nm-dns-manager.c | 70 |
1 files changed, 43 insertions, 27 deletions
diff --git a/src/dns-manager/nm-dns-manager.c b/src/dns-manager/nm-dns-manager.c index f9a4fd44ae..05f2457824 100644 --- a/src/dns-manager/nm-dns-manager.c +++ b/src/dns-manager/nm-dns-manager.c @@ -585,6 +585,42 @@ compute_hash (NMDnsManager *self, guint8 buffer[HASH_LEN]) g_checksum_free (sum); } +static void +build_plugin_config_lists (NMDnsManager *self, + GSList **out_vpn_configs, + GSList **out_dev_configs, + GSList **out_other_configs) +{ + NMDnsManagerPrivate *priv = NM_DNS_MANAGER_GET_PRIVATE (self); + GSList *iter; + + g_return_if_fail (out_vpn_configs && !*out_vpn_configs); + g_return_if_fail (out_dev_configs && !*out_dev_configs); + g_return_if_fail (out_other_configs && !*out_other_configs); + + /* Build up config lists for plugins; we use the raw configs here, not the + * merged information that we write to resolv.conf so that the plugins can + * still use the domain information in each config to provide split DNS if + * they want to. + */ + if (priv->ip4_vpn_config) + *out_vpn_configs = g_slist_append (*out_vpn_configs, priv->ip4_vpn_config); + if (priv->ip6_vpn_config) + *out_vpn_configs = g_slist_append (*out_vpn_configs, priv->ip6_vpn_config); + if (priv->ip4_device_config) + *out_dev_configs = g_slist_append (*out_dev_configs, priv->ip4_device_config); + if (priv->ip6_device_config) + *out_dev_configs = g_slist_append (*out_dev_configs, priv->ip6_device_config); + + for (iter = priv->configs; iter; iter = g_slist_next (iter)) { + if ( (iter->data != priv->ip4_vpn_config) + && (iter->data != priv->ip4_device_config) + && (iter->data != priv->ip6_vpn_config) + && (iter->data != priv->ip6_device_config)) + *out_other_configs = g_slist_append (*out_other_configs, iter->data); + } +} + static gboolean update_dns (NMDnsManager *self, gboolean no_caching, @@ -592,7 +628,7 @@ update_dns (NMDnsManager *self, { NMDnsManagerPrivate *priv; NMResolvConfData rc; - GSList *iter, *vpn_configs = NULL, *dev_configs = NULL, *other_configs = NULL; + GSList *iter; const char *nis_domain = NULL; char **searches = NULL; char **nameservers = NULL; @@ -698,32 +734,11 @@ update_dns (NMDnsManager *self, nis_domain = rc.nis_domain; - /* Build up config lists for plugins; we use the raw configs here, not the - * merged information that we write to resolv.conf so that the plugins can - * still use the domain information in each config to provide split DNS if - * they want to. - */ - if (priv->ip4_vpn_config) - vpn_configs = g_slist_append (vpn_configs, priv->ip4_vpn_config); - if (priv->ip6_vpn_config) - vpn_configs = g_slist_append (vpn_configs, priv->ip6_vpn_config); - if (priv->ip4_device_config) - dev_configs = g_slist_append (dev_configs, priv->ip4_device_config); - if (priv->ip6_device_config) - dev_configs = g_slist_append (dev_configs, priv->ip6_device_config); - - for (iter = priv->configs; iter; iter = g_slist_next (iter)) { - if ( (iter->data != priv->ip4_vpn_config) - && (iter->data != priv->ip4_device_config) - && (iter->data != priv->ip6_vpn_config) - && (iter->data != priv->ip6_device_config)) - other_configs = g_slist_append (other_configs, iter->data); - } - /* Let any plugins do their thing first */ if (priv->plugin) { NMDnsPlugin *plugin = priv->plugin; const char *plugin_name = nm_dns_plugin_get_name (plugin); + GSList *vpn_configs = NULL, *dev_configs = NULL, *other_configs = NULL; if (nm_dns_plugin_is_caching (plugin)) { if (no_caching) { @@ -734,6 +749,8 @@ update_dns (NMDnsManager *self, caching = TRUE; } + build_plugin_config_lists (self, &vpn_configs, &dev_configs, &other_configs); + nm_log_dbg (LOGD_DNS, "DNS: updating plugin %s", plugin_name); if (!nm_dns_plugin_update (plugin, vpn_configs, @@ -747,15 +764,14 @@ update_dns (NMDnsManager *self, */ caching = FALSE; } + g_slist_free (vpn_configs); + g_slist_free (dev_configs); + g_slist_free (other_configs); skip: ; } - g_slist_free (vpn_configs); - g_slist_free (dev_configs); - g_slist_free (other_configs); - /* If caching was successful, we only send 127.0.0.1 to /etc/resolv.conf * to ensure that the glibc resolver doesn't try to round-robin nameservers, * but only uses the local caching nameserver. |