feat(ext-proxy): enhance configmap support (#261)

Signed-off-by: Ales Verbic <verbotenj@blinklabs.io>

Author: verbotenj

charts/ext-proxy/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v2
 name: ext-proxy
 description: A Helm chart for managing different proxy configurations for https://github.com/demeter-run
-version: 0.0.3
+version: 0.0.4
 appVersion: "0.0.1"
 
 maintainers:

charts/ext-proxy/templates/configmap.yaml

@@ -8,9 +8,14 @@ data:
     {{- range $tier := .Values.proxyConfig.tiers }}
     [[tiers]]
     name = "{{ $tier.name }}"
-      {{- range $rate := $tier.rates }}
+    {{- if $tier.maxConnections }}
+    max_connections = {{ $tier.maxConnections }}
+    {{- end }}
+    {{- if $tier.rates }}
+    {{- range $rate := $tier.rates }}
     [[tiers.rates]]
     interval = "{{ $rate.interval }}"
     limit = {{ div $rate.limitPerReplica $.Values.proxy.replicas }}
-      {{- end }}
+    {{- end }}
+    {{- end }}
     {{- end }}

charts/ext-proxy/values.yaml

@@ -55,6 +55,8 @@ podMonitor:
 proxyConfig:
   tiers:
   - name: "0"
+    # Optional depends on ext-proxy version
+    maxConnections: 100
     rates:
       - interval: "1m"
         limitPerReplica: 1