DevFW-CICD/ingress-nginx-helm
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add per minute rate limiting

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This commit is contained in:
Seth Pollack 2017-08-01 23:24:48 -04:00
parent d5f11007bb
commit 40a9a54082
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GPG key ID: 0BD21A8B536BBEBC
5 changed files with 50 additions and 11 deletions
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19
controllers/nginx/pkg/template/template.go
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@ -349,6 +349,17 @@ func buildRateLimitZones(variable string, input interface{}) []string {
}
}
if loc.RateLimit.RPM.Limit > 0 {
zone := fmt.Sprintf("limit_req_zone %v zone=%v:%vm rate=%vr/m;",
variable,
loc.RateLimit.RPM.Name,
loc.RateLimit.RPM.SharedSize,
loc.RateLimit.RPM.Limit)
if !zones.Has(zone) {
zones.Insert(zone)
}
}
if loc.RateLimit.RPS.Limit > 0 {
zone := fmt.Sprintf("limit_req_zone %v zone=%v:%vm rate=%vr/s;",
variable,
@ -366,7 +377,7 @@ func buildRateLimitZones(variable string, input interface{}) []string {
}
// buildRateLimit produces an array of limit_req to be used inside the Path of
// Ingress rules. The order: connections by IP first and RPS next.
// Ingress rules. The order: connections by IP first, then RPS, and RPM last.
func buildRateLimit(input interface{}) []string {
limits := []string{}
@ -387,6 +398,12 @@ func buildRateLimit(input interface{}) []string {
limits = append(limits, limit)
}
if loc.RateLimit.RPM.Limit > 0 {
limit := fmt.Sprintf("limit_req zone=%v burst=%v nodelay;",
loc.RateLimit.RPM.Name, loc.RateLimit.RPM.Burst)
limits = append(limits, limit)
}
return limits
}