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Partial implementation of ZT_MULTIPATH_ACTIVE_BACKUP

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This commit is contained in:
Joseph Henry 2019-08-20 16:19:20 -07:00
parent 963113b86d
commit b0a91c0187
3 changed files with 83 additions and 12 deletions
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18
node/Constants.hpp
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@ -357,16 +357,29 @@
/**
* How much each factor contributes to the "stability" score of a path
*/
#if 0
#define ZT_PATH_CONTRIB_PDV (1.5 / 3.0)
#define ZT_PATH_CONTRIB_LATENCY (0.0 / 3.0)
#define ZT_PATH_CONTRIB_THROUGHPUT_DISTURBANCE (1.5 / 3.0)
#else
#define ZT_PATH_CONTRIB_PDV (1.0 / 3.0)
#define ZT_PATH_CONTRIB_LATENCY (1.0 / 3.0)
#define ZT_PATH_CONTRIB_THROUGHPUT_DISTURBANCE (1.0 / 3.0)
#endif
/**
* How much each factor contributes to the "quality" score of a path
*/
#if 0
#define ZT_PATH_CONTRIB_STABILITY (2.00 / 3.0)
#define ZT_PATH_CONTRIB_THROUGHPUT (0.50 / 3.0)
#define ZT_PATH_CONTRIB_SCOPE (0.50 / 3.0)
#else
#define ZT_PATH_CONTRIB_STABILITY (0.75 / 3.0)
#define ZT_PATH_CONTRIB_THROUGHPUT (1.50 / 3.0)
#define ZT_PATH_CONTRIB_SCOPE (0.75 / 3.0)
#endif
/**
* How often a QoS packet is sent
@ -475,6 +488,11 @@
*/
#define ZT_MULTIPATH_PEER_PING_PERIOD (ZT_PEER_PING_PERIOD / 10)
/**
* How long before we consider a path to be dead in rapid fail-over scenarios
*/
#define ZT_MULTIPATH_ACTIVE_BACKUP_RAPID_FAILOVER_PERIOD 1000
/**
* Paths are considered expired if they have not sent us a real packet in this long
*/