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DNS Update fix. A misconfigured server could crash during DNS update

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processing if the configuration included overlapping pools or
multiple fixed-address entries for a single address.  This issue
affected both IPv4 and IPv6. The fix allows a server to detect such
conditions, provides the user with extra information and recommended
steps to fix the problem.  If the user enables the appropriate option
in site.h then server will be terminated
This commit is contained in:
Shawn Routhier
2011-07-08 22:49:11 +00:00
parent 355fb647bc
commit beaed73f00
6 changed files with 338 additions and 30 deletions
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4
includes/site.h
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@@ -217,6 +217,10 @@
but is only included for backwards compatibility. */
/* #define REPLY_TO_SOURCE_PORT */
/* Define this if you want to enable strict checks in DNS Updates mechanism.
Do not enable this unless are DHCP developer. */
/* #define DNS_UPDATES_MEMORY_CHECKS */
/* Define this if you want to allow domain list in domain-name option.
RFC2132 does not allow that behavior, but it is somewhat used due
to historic reasons. Note that it may be removed some time in the