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IPv6 NDP emulation flag in NetworkConfig, and implement Docker-friendly

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(and other host friendly) IPv6 /80 magic subnetting to allow massive
multicast-free NDP emulated IPv6 networks where each host can have a
/48 worth of IPv6 IPs for internal containers, VMs, etc.

Alan Kay, thou art avenged.

https://ivanovivan.wordpress.com/2010/09/13/alan-kay-quotes/
This commit is contained in:
Adam Ierymenko
2016-06-23 22:41:14 -07:00
parent a5a05e454e
commit 38dfebad8c
3 changed files with 81 additions and 49 deletions
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10
node/NetworkConfig.hpp
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@ -47,6 +47,11 @@
*/
#define ZT_NETWORKCONFIG_FLAG_ENABLE_BROADCAST 0x0000000000000002ULL
/**
* Flag: enable IPv6 NDP emulation for certain V6 address patterns
*/
#define ZT_NETWORKCONFIG_FLAG_ENABLE_IPV6_NDP_EMULATION 0x0000000000000004ULL
/**
* Device is a network preferred relay
*/
@ -257,6 +262,11 @@ public:
*/
inline bool enableBroadcast() const throw() { return ((this->flags & ZT_NETWORKCONFIG_FLAG_ENABLE_BROADCAST) != 0); }
/**
* @return True if IPv6 NDP emulation should be allowed for certain "magic" IPv6 address patterns
*/
inline bool ndpEmulation() const throw() { return ((this->flags & ZT_NETWORKCONFIG_FLAG_ENABLE_IPV6_NDP_EMULATION) != 0); }
/**
* @return Network type is public (no access control)
*/