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Tons of refactoring, change to desperation algorithm to use max of core or link, porting over core loop code from old Node.cpp to new CAPI version, etc.

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This commit is contained in:
Adam Ierymenko 2015-04-07 19:31:11 -07:00
parent 9e55f882d3
commit 49f031ccb4
14 changed files with 277 additions and 254 deletions
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78
node/Constants.hpp
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@ -140,11 +140,6 @@
*/
#define ZT_ADDRESS_RESERVED_PREFIX 0xff
/**
* Default local port for ZeroTier UDP traffic
*/
#define ZT_DEFAULT_UDP_PORT 9993
/**
* Default payload MTU for UDP packets
*
@ -190,7 +185,12 @@
/**
* How often Topology::clean() and Network::clean() and similar are called, in ms
*/
#define ZT_DB_CLEAN_PERIOD 120000
#define ZT_HOUSEKEEPING_PERIOD 120000
/**
* Overriding granularity for timer tasks to prevent CPU-intensive thrashing on every packet
*/
#define ZT_CORE_TIMER_TASK_GRANULARITY 1000
/**
* How long to remember peer records in RAM if they haven't been used
@ -229,11 +229,6 @@
*/
#define ZT_MULTICAST_LIKE_EXPIRE 600000
/**
* Time between polls of local tap devices for multicast membership changes
*/
#define ZT_MULTICAST_LOCAL_POLL_PERIOD 10000
/**
* Delay between explicit MULTICAST_GATHER requests for a given multicast channel
*/
@ -252,9 +247,20 @@
#define ZT_MULTICAST_DEFAULT_LIMIT 32
/**
* Delay between scans of the topology active peer DB for peers that need ping
* How frequently to send a zero-byte UDP keepalive packet
*
* There are NATs with timeouts as short as 30 seconds, so this turns out
* to be needed.
*/
#define ZT_PING_CHECK_DELAY 10000
#define ZT_NAT_KEEPALIVE_DELAY 25000
/**
* Delay between scans of the topology active peer DB for peers that need ping
*
* This is also how often pings will be retried to upstream peers (supernodes)
* constantly until something is heard.
*/
#define ZT_PING_CHECK_INVERVAL 6250
/**
* Delay between ordinary case pings of direct links
@ -267,39 +273,14 @@
#define ZT_NETWORK_AUTOCONF_DELAY 60000
/**
* Delay in core loop between checks of network autoconf newness
* Increment core desperation after this multiple of ping checks without responses from upstream peers
*/
#define ZT_NETWORK_AUTOCONF_CHECK_DELAY 10000
/**
* Time since a ping was sent to be considered unanswered
*/
#define ZT_PING_UNANSWERED_AFTER 1500
/**
* Try to ping supernodes this often until we get something from them
*/
#define ZT_STARTUP_AGGRO (ZT_PING_UNANSWERED_AFTER * 2)
/**
* How long since last message from an authoritative upstream peer before we increment our desperation level?
*/
#define ZT_DESPERATION_INCREMENT (ZT_STARTUP_AGGRO * 2)
/**
* Interval between "spams" if desperation > 0
*/
#define ZT_DESPERATION_SPAM_INTERVAL 60000
/**
* Maximum delay between runs of the main loop in Node.cpp
*/
#define ZT_MAX_SERVICE_LOOP_INTERVAL ZT_STARTUP_AGGRO
#define ZT_CORE_DESPERATION_INCREMENT 2
/**
* Timeout for overall peer activity (measured from last receive)
*/
#define ZT_PEER_ACTIVITY_TIMEOUT ((ZT_PEER_DIRECT_PING_DELAY * 2) + ZT_PING_CHECK_DELAY)
#define ZT_PEER_ACTIVITY_TIMEOUT ((ZT_PEER_DIRECT_PING_DELAY * 2) + ZT_PING_CHECK_INVERVAL)
/**
* Stop relaying via peers that have not responded to direct sends
@ -312,16 +293,6 @@
*/
#define ZT_PEER_RELAY_CONVERSATION_LATENCY_THRESHOLD 10000
/**
* Delay sleep overshoot for detection of a probable sleep/wake event
*/
#define ZT_SLEEP_WAKE_DETECTION_THRESHOLD 5000
/**
* Time to pause main service loop after sleep/wake detect
*/
#define ZT_SLEEP_WAKE_SETTLE_TIME 5000
/**
* Minimum interval between attempts by relays to unite peers
*
@ -367,11 +338,6 @@
*/
#define ZT_MAX_BRIDGE_SPAM 16
/**
* Timeout for IPC connections (e.g. unix domain sockets) in seconds
*/
#define ZT_IPC_TIMEOUT 600
/**
* A test pseudo-network-ID that can be joined
*