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Merge pull request #215 from feross/upgradereq

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Delete `socket.upgradeReq` when it is no longer needed to reduce memory usage
This commit is contained in:
Feross Aboukhadijeh 2017-03-08 01:32:57 -08:00 committed by GitHub
commit 0c973661d2
1 changed files with 19 additions and 7 deletions
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26
lib/server/parse-websocket.js
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@ -52,15 +52,27 @@ function parseWebSocketRequest (socket, opts, params) {
throw new Error('invalid action in WS request: ' + params.action)
}
params.ip = opts.trustProxy
? socket.upgradeReq.headers['x-forwarded-for'] || socket.upgradeReq.connection.remoteAddress
: socket.upgradeReq.connection.remoteAddress.replace(common.REMOVE_IPV4_MAPPED_IPV6_RE, '') // force ipv4
params.port = socket.upgradeReq.connection.remotePort
if (params.port) {
params.addr = (common.IPV6_RE.test(params.ip) ? '[' + params.ip + ']' : params.ip) + ':' + params.port
// On first parse, save important data from `socket.upgradeReq` and delete it
// to reduce memory usage.
if (socket.upgradeReq) {
socket.ip = opts.trustProxy
? socket.upgradeReq.headers['x-forwarded-for'] || socket.upgradeReq.connection.remoteAddress
: socket.upgradeReq.connection.remoteAddress.replace(common.REMOVE_IPV4_MAPPED_IPV6_RE, '') // force ipv4
socket.port = socket.upgradeReq.connection.remotePort
if (socket.port) {
socket.addr = (common.IPV6_RE.test(socket.ip) ? '[' + socket.ip + ']' : socket.ip) + ':' + socket.port
}
socket.headers = socket.upgradeReq.headers
// Delete `socket.upgradeReq` when it is no longer needed to reduce memory usage
socket.upgradeReq = null
}
params.headers = socket.upgradeReq.headers
params.ip = socket.ip
params.port = socket.port
params.addr = socket.addr
params.headers = socket.headers
return params
}