Add setting for OTEL_EXPORTER_OTLP_ENDPOINT to proxy

OpenTelemetry tracing support was added to proxy in neondatabase/neon#3458
neondatabase · Apr 24, 2023 · 4bc788f · 4bc788f
1 parent 45b4de3
commit 4bc788f
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diff --git a/charts/neon-proxy/README.md b/charts/neon-proxy/README.md
@@ -67,6 +67,7 @@ Kubernetes: `^1.18.x-x`
 | settings.extraDomains | list | `[]` | domains used in extra TLS certs for client postgres connections |
 | settings.metricCollectionEndpoint | string | `""` | (url) endpoint used to send metrics to. If null, metrics will not be sent. |
 | settings.metricCollectionInterval | string | `""` | (string) how often metrics should be sent. |
+| settings.otelExporterOtlpEndpoint | string | `""` | OpenTelemetry collector URL (will be converted into `OTEL_EXPORTER_OTLP_ENDPOINT` environment variable) |
 | settings.sentryEnvironment | string | `"development"` | "development" or "production". It will be visible in sentry in order to filter issues |
 | settings.sentryUrl | string | `""` | url (will be converted into `SENTRY_DSN` environment variable) used by sentry to collect error/panic events in neon-proxy |
 | settings.uri | string | `""` |  |

diff --git a/charts/neon-proxy/templates/deployment.yaml b/charts/neon-proxy/templates/deployment.yaml
@@ -93,6 +93,10 @@ spec:
             {{- end }}
           {{- if .Values.settings }}
           env:
+            {{- with .Values.settings.otelExporterOtlpEndpoint }}
+            - name: OTEL_EXPORTER_OTLP_ENDPOINT
+              value: {{ . }}
+            {{- end }}
             {{- with .Values.settings.sentryUrl }}
             - name: SENTRY_DSN
               value: {{ . }}

diff --git a/charts/neon-proxy/values.yaml b/charts/neon-proxy/values.yaml
@@ -39,6 +39,8 @@ settings:
   domain: ""
   # settings.extraDomains -- domains used in extra TLS certs for client postgres connections
   extraDomains: []
+  # settings.otelExporterOtlpEndpoint -- OpenTelemetry collector URL (will be converted into `OTEL_EXPORTER_OTLP_ENDPOINT` environment variable)
+  otelExporterOtlpEndpoint: ""
   # settings.sentryUrl -- url (will be converted into `SENTRY_DSN` environment variable) used by sentry to collect error/panic events in neon-proxy
   sentryUrl: ""
   # settings.sentryEnvironment -- "development" or "production". It will be visible in sentry in order to filter issues