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Controller performance tweaks.

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This commit is contained in:
Adam Ierymenko 2017-03-13 13:58:29 -07:00
parent 37629aaf87
commit 8f592ff6e8
2 changed files with 11 additions and 11 deletions
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20
controller/EmbeddedNetworkController.cpp
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@ -53,7 +53,7 @@ using json = nlohmann::json;
#define ZT_NETCONF_CONTROLLER_API_VERSION 3
// Number of requests to remember in member history
#define ZT_NETCONF_DB_MEMBER_HISTORY_LENGTH 24
#define ZT_NETCONF_DB_MEMBER_HISTORY_LENGTH 2
// Min duration between requests for an address/nwid combo to prevent floods
#define ZT_NETCONF_MIN_REQUEST_PERIOD 1000
@ -62,7 +62,7 @@ using json = nlohmann::json;
#define ZT_NETCONF_NODE_ACTIVE_THRESHOLD (ZT_NETWORK_AUTOCONF_DELAY * 2)
// Timeout for disk read cache (ms)
#define ZT_NETCONF_DB_CACHE_TTL 5000
#define ZT_NETCONF_DB_CACHE_TTL 60000
namespace ZeroTier {
@ -503,7 +503,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpGET(
json network;
{
Mutex::Lock _l(_db_m);
network = _db.get("network",nwids,0);
network = _db.get("network",nwids,ZT_NETCONF_DB_CACHE_TTL);
}
if (!network.size())
return 404;
@ -518,7 +518,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpGET(
json member;
{
Mutex::Lock _l(_db_m);
member = _db.get("network",nwids,"member",Address(address).toString(),0);
member = _db.get("network",nwids,"member",Address(address).toString(),ZT_NETCONF_DB_CACHE_TTL);
}
if (!member.size())
return 404;
@ -534,7 +534,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpGET(
responseBody = "{";
std::string pfx(std::string("network/") + nwids + "member/");
_db.filter(pfx,120000,[&responseBody](const std::string &n,const json &member) {
_db.filter(pfx,ZT_NETCONF_DB_CACHE_TTL,[&responseBody](const std::string &n,const json &member) {
if (member.size() > 0) {
responseBody.append((responseBody.length() == 1) ? "\"" : ",\"");
responseBody.append(OSUtils::jsonString(member["id"],""));
@ -642,7 +642,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpPOST(
json member;
{
Mutex::Lock _l(_db_m);
member = _db.get("network",nwids,"member",Address(address).toString(),0);
member = _db.get("network",nwids,"member",Address(address).toString(),ZT_NETCONF_DB_CACHE_TTL);
}
json origMember(member); // for detecting changes
_initMember(member);
@ -825,7 +825,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpPOST(
uint64_t tryNwid = nwidPrefix | (nwidPostfix & 0xffffffULL);
if ((tryNwid & 0xffffffULL) == 0ULL) tryNwid |= 1ULL;
Utils::snprintf(nwids,sizeof(nwids),"%.16llx",(unsigned long long)tryNwid);
if (_db.get("network",nwids,120000).size() <= 0) {
if (_db.get("network",nwids,ZT_NETCONF_DB_CACHE_TTL).size() <= 0) {
nwid = tryNwid;
break;
}
@ -834,7 +834,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpPOST(
return 503;
}
network = _db.get("network",nwids,0);
network = _db.get("network",nwids,ZT_NETCONF_DB_CACHE_TTL);
}
json origNetwork(network); // for detecting changes
_initNetwork(network);
@ -1096,7 +1096,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpDELETE(
json network;
{
Mutex::Lock _l(_db_m);
network = _db.get("network",nwids,0);
network = _db.get("network",nwids,ZT_NETCONF_DB_CACHE_TTL);
}
if (!network.size())
return 404;
@ -1107,7 +1107,7 @@ unsigned int EmbeddedNetworkController::handleControlPlaneHttpDELETE(
Mutex::Lock _l(_db_m);
json member = _db.get("network",nwids,"member",Address(address).toString(),0);
json member = _db.get("network",nwids,"member",Address(address).toString(),ZT_NETCONF_DB_CACHE_TTL);
_db.erase("network",nwids,"member",Address(address).toString());
if (!member.size())

2
controller/EmbeddedNetworkController.hpp
View File

@ -44,7 +44,7 @@
#include "JSONDB.hpp"
// Number of background threads to start -- not actually started until needed
#define ZT_EMBEDDEDNETWORKCONTROLLER_BACKGROUND_THREAD_COUNT 2
#define ZT_EMBEDDEDNETWORKCONTROLLER_BACKGROUND_THREAD_COUNT 4
// TTL for circuit tests
#define ZT_EMBEDDEDNETWORKCONTROLLER_CIRCUIT_TEST_EXPIRATION 120000