Server: requests refractoring

pull/40/head
Chocobozzz 2017-01-17 21:17:07 +01:00
parent da691c46df
commit 1e4b0080ff
2 changed files with 40 additions and 39 deletions

View File

@ -203,7 +203,7 @@ function computeForeignPodsList (host, podsScore, callback) {
else podsScore[foreignPodHost] = 1
})
callback()
return callback()
})
}
@ -212,6 +212,7 @@ function computeWinningPods (hosts, podsScore) {
// Only add a pod if it exists in more than a half base pods
const podsList = []
const baseScore = hosts.length / 2
Object.keys(podsScore).forEach(function (podHost) {
// If the pod is not me and with a good score we add it
if (isMe(podHost) === false && podsScore[podHost] > baseScore) {

View File

@ -118,13 +118,8 @@ function makeRequest (toPod, requestEndpoint, requestsToMake, callback) {
// The function fire some useful callbacks
requests.makeSecureRequest(params, function (err, res) {
if (err || (res.statusCode !== 200 && res.statusCode !== 201 && res.statusCode !== 204)) {
logger.error(
'Error sending secure request to %s pod.',
toPod.host,
{
error: err ? err.message : 'Status code not 20x : ' + res.statusCode
}
)
err = err ? err.message : 'Status code not 20x : ' + res.statusCode
logger.error('Error sending secure request to %s pod.', toPod.host, { error: err })
return callback(false)
}
@ -153,7 +148,51 @@ function makeRequests () {
}
// We want to group requests by destinations pod and endpoint
const requestsToMakeGrouped = buildRequestObjects(requests)
logger.info('Making requests to friends.')
const goodPods = []
const badPods = []
eachLimit(Object.keys(requestsToMakeGrouped), constants.REQUESTS_IN_PARALLEL, function (hashKey, callbackEach) {
const requestToMake = requestsToMakeGrouped[hashKey]
const toPod = requestToMake.toPod
// Maybe the pod is not our friend anymore so simply remove it
if (!toPod) {
const requestIdsToDelete = requestToMake.ids
logger.info('Removing %d requests of unexisting pod %s.', requestIdsToDelete.length, requestToMake.toPod.id)
return RequestToPod.removePodOf(requestIdsToDelete, requestToMake.toPod.id, callbackEach)
}
makeRequest(toPod, requestToMake.endpoint, requestToMake.datas, function (success) {
if (success === false) {
badPods.push(requestToMake.toPod.id)
return callbackEach()
}
logger.debug('Removing requests for pod %s.', requestToMake.toPod.id, { requestsIds: requestToMake.ids })
goodPods.push(requestToMake.toPod.id)
// Remove the pod id of these request ids
RequestToPod.removePodOf(requestToMake.ids, requestToMake.toPod.id, callbackEach)
})
}, function () {
// All the requests were made, we update the pods score
updatePodsScore.call(self, goodPods, badPods)
// Flush requests with no pod
removeWithEmptyTo.call(self, function (err) {
if (err) logger.error('Error when removing requests with no pods.', { error: err })
})
})
})
}
function buildRequestObjects (requests) {
const requestsToMakeGrouped = {}
Object.keys(requests).forEach(function (toPodId) {
requests[toPodId].forEach(function (data) {
const request = data.request
@ -174,46 +213,7 @@ function makeRequests () {
})
})
logger.info('Making requests to friends.')
const goodPods = []
const badPods = []
eachLimit(Object.keys(requestsToMakeGrouped), constants.REQUESTS_IN_PARALLEL, function (hashKey, callbackEach) {
const requestToMake = requestsToMakeGrouped[hashKey]
const toPod = requestToMake.toPod
// Maybe the pod is not our friend anymore so simply remove it
if (!toPod) {
const requestIdsToDelete = requestToMake.ids
logger.info('Removing %d requests of unexisting pod %s.', requestIdsToDelete.length, requestToMake.toPod.id)
RequestToPod.removePodOf.call(self, requestIdsToDelete, requestToMake.toPod.id)
return callbackEach()
}
makeRequest(toPod, requestToMake.endpoint, requestToMake.datas, function (success) {
if (success === true) {
logger.debug('Removing requests for pod %s.', requestToMake.toPod.id, { requestsIds: requestToMake.ids })
goodPods.push(requestToMake.toPod.id)
// Remove the pod id of these request ids
RequestToPod.removePodOf(requestToMake.ids, requestToMake.toPod.id, callbackEach)
} else {
badPods.push(requestToMake.toPod.id)
callbackEach()
}
})
}, function () {
// All the requests were made, we update the pods score
updatePodsScore.call(self, goodPods, badPods)
// Flush requests with no pod
removeWithEmptyTo.call(self, function (err) {
if (err) logger.error('Error when removing requests with no pods.', { error: err })
})
})
})
return requestsToMakeGrouped
}
// Remove pods with a score of 0 (too many requests where they were unreachable)