Cutlery/caddy
1
0
Fork 0
mirror of https://github.com/caddyserver/caddy.git synced 2025-10-31 10:37:24 -04:00
Code Issues Actions Packages Projects Releases Wiki Activity

reverseproxy: Optimize base case for least_conn and random_choose policies (#5487)

Browse Source 
When only a single request has the least amount of requests, there's no need to compute a random number, because the modulo of 1 will always be 0 anyways.
This commit is contained in:
Francis Lavoie 2023-05-05 22:53:48 -04:00 committed by GitHub
parent 335cd2e8a4
commit b19946f6af
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
modules/caddyhttp/reverseproxy/selectionpolicies.go
View File

@ -187,7 +187,7 @@ func (LeastConnSelection) Select(pool UpstreamPool, _ *http.Request, _ http.Resp
// sample: https://en.wikipedia.org/wiki/Reservoir_sampling
if numReqs == leastReqs {
count++
if (weakrand.Int() % count) == 0 { //nolint:gosec
if count > 1 || (weakrand.Int()%count) == 0 { //nolint:gosec
bestHost = host
}
}
@ -707,6 +707,9 @@ func leastRequests(upstreams []*Upstream) *Upstream {
if len(best) == 0 {
return nil
}
if len(best) == 1 {
return best[0]
}
return best[weakrand.Intn(len(best))] //nolint:gosec
}