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authorFlorian Weimer <fweimer@redhat.com>2017-07-03 21:06:23 +0200
committerFlorian Weimer <fweimer@redhat.com>2017-07-03 21:06:23 +0200
commitaef16cc8a4c670036d45590877d411a97f01e0cd (patch)
tree4403f1962170ce92087a6e1af62dbb92e15d27f6 /NEWS
parenta1c4eb8794e789b5055d7ceb13b2b3231abf5e26 (diff)
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resolv: Automatically reload a changed /etc/resolv.conf file [BZ #984]
This commit enhances the stub resolver to reload the configuration in the per-thread _res object if the /etc/resolv.conf file has changed. The resolver checks whether the application has modified _res and will not overwrite the _res object in that case. The struct resolv_context mechanism is used to check the configuration file only once per name lookup.
Diffstat (limited to 'NEWS')
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1 files changed, 4 insertions, 0 deletions
diff --git a/NEWS b/NEWS
index bf2b5df..1f45852 100644
--- a/NEWS
+++ b/NEWS
@@ -245,6 +245,10 @@ Version 2.26
array, which is limited to six entries) will only use the first six search
domains, as before.
+* The glibc DNS stub resolver now automatically reloads /etc/resolv.conf,
+ to pick up changed configuration settings. The new “no-reload”
+ (RES_NORELOAD) resolver option disables this behavior.
+
Security related changes:
* The DNS stub resolver limits the advertised UDP buffer size to 1200 bytes,