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chore: set GODEBUG=netdns=go in most environments #4015

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chore: set GODEBUG=netdns=go in most environments #4015

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6da1306
chore: set GODEBUG=netdns=go in Chart.yaml
echlebek Oct 15, 2025
732eb16
appease prettier
echlebek Oct 15, 2025
cbb0f7f
set GODEBUG=netdns=go for most environments
echlebek Oct 28, 2025
50564ce
fix typo
echlebek Oct 28, 2025
04ec569
adjust goldenfiles
echlebek Oct 29, 2025
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9 changes: 9 additions & 0 deletions deploy/helm/sumologic/templates/_helpers/_common.tpl
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Expand Up @@ -479,6 +479,15 @@ Example:
{{- end -}}
{{- end -}}

{{/*
GODEBUG environment variable, currently set to force netdns=go
so that the cgo DNS resolver is not used.
*/}}
{{- define "godebug-env-variable" -}}
- name: GODEBUG
value: "netdns=go"
{{- end -}}

{{/*
Environment variables used to configure the HTTP proxy for programs using
Go's net/http. See: https://pkg.go.dev/net/http#RoundTripper
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1 change: 1 addition & 0 deletions deploy/helm/sumologic/templates/cleanup/job.yaml
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Expand Up @@ -68,6 +68,7 @@ spec:
value: "{{ .Chart.Version }}"
- name: SUMOLOGIC_SECRET_NAME
value: "{{ template "terraform.secret.name" }}"
{{- include "godebug-env-variable" . | nindent 10 }}
{{- include "proxy-env-variables" . | nindent 10 }}
securityContext:
runAsUser: 1000
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1 change: 1 addition & 0 deletions deploy/helm/sumologic/templates/events/otelcol/statefulset.yaml
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Expand Up @@ -120,6 +120,7 @@ spec:
{{- $ctx := .Values -}}
{{- include "kubernetes.sources.envs" (dict "Context" $ctx "Type" "events") | nindent 8 -}}
{{- include "proxy-env-variables" . | nindent 8 -}}
{{- include "godebug-env-variable" . | nindent 8 -}}
{{- include "pod-ip" . | nindent 8 -}}
{{- if .Values.otelevents.statefulset.extraEnvVars }}
{{ toYaml .Values.otelevents.statefulset.extraEnvVars | nindent 8 }}
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1 change: 1 addition & 0 deletions deploy/helm/sumologic/templates/instrumentation/traces-gateway/deployment.yaml
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Expand Up @@ -72,6 +72,7 @@ spec:
- name: GOGC
value: "80"
{{- $ctx := .Values -}}
{{- include "godebug-env-variable" . | nindent 8 -}}
{{- include "kubernetes.sources.envs" (dict "Context" $ctx "Type" "traces") | nindent 8 -}}
{{- include "kubernetes.sources.env" (dict "Context" $ctx "Type" "metrics" "Name" "default" ) | nindent 8 }}
{{- include "proxy-env-variables" . | nindent 8 -}}
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1 change: 1 addition & 0 deletions deploy/helm/sumologic/templates/instrumentation/traces-sampler/deployment.yaml
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Expand Up @@ -64,6 +64,7 @@ spec:
- name: GOGC
value: "80"
{{- $ctx := .Values -}}
{{- include "godebug-env-variable" . | nindent 8 -}}
{{- include "kubernetes.sources.envs" (dict "Context" $ctx "Type" "traces") | nindent 8 -}}
{{- include "proxy-env-variables" . | nindent 8 -}}
{{- include "pod-ip" . | nindent 8 -}}
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1 change: 1 addition & 0 deletions deploy/helm/sumologic/templates/logs/otelcol/statefulset.yaml
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Expand Up @@ -144,6 +144,7 @@ spec:
{{- if or .Values.sumologic.collector.sources .Values.metadata.logs.statefulset.extraEnvVars }}
env:
{{- $ctx := .Values -}}
{{- include "godebug-env-variable" . | nindent 8 -}}
{{- include "kubernetes.sources.envs" (dict "Context" $ctx "Type" "logs") | nindent 8 -}}
{{- include "proxy-env-variables" . | nindent 8 -}}
{{- include "pod-ip" . | nindent 8 -}}
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1 change: 1 addition & 0 deletions deploy/helm/sumologic/templates/setup/job.yaml
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Expand Up @@ -108,6 +108,7 @@ spec:
{{- end }}
- name: SUMOLOGIC_DASHBOARDS_ENABLED
value: "{{ .Values.sumologic.setup.dashboards.enabled }}"
{{- include "godebug-env-variable" . | nindent 8 -}}
{{- include "proxy-env-variables" . | nindent 8 -}}
{{- if .Values.sumologic.setup.debug }}
- name: DEBUG_MODE
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/cleanup/basic.output.yaml
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Expand Up @@ -64,6 +64,8 @@ spec:
- name: SUMOLOGIC_SECRET_NAME
value: "sumologic"

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
securityContext:
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/cleanup/sumologic-mock-no-secret.output.yaml
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Expand Up @@ -64,6 +64,8 @@ spec:
- name: SUMOLOGIC_SECRET_NAME
value: "sumologic"

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
securityContext:
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/cleanup/sumologic-mock.output.yaml
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Expand Up @@ -64,6 +64,8 @@ spec:
- name: SUMOLOGIC_SECRET_NAME
value: "sumologic"

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
securityContext:
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/events_otc_statefulset/basic.output.yaml
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Expand Up @@ -133,6 +133,8 @@ spec:
name: sumologic
key: endpoint-events-otlp

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
- name: MY_POD_IP
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/events_otc_statefulset/common.output.yaml
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Expand Up @@ -131,6 +131,8 @@ spec:
name: sumologic
key: endpoint-events-otlp

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
- name: MY_POD_IP
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/events_otc_statefulset/custom.output.yaml
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Expand Up @@ -117,6 +117,8 @@ spec:
name: sumologic
key: endpoint-events

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
- name: MY_POD_IP
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/events_otc_statefulset/proxy.output.yaml
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Expand Up @@ -118,6 +118,8 @@ spec:
name: sumologic
key: endpoint-events-otlp

- name: GODEBUG
value: "netdns=go"
- name: HTTP_PROXY
value: http://proxy.internal
- name: HTTPS_PROXY
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/metadata_logs_otc_statefulset/basic.output.yaml
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Expand Up @@ -105,6 +105,8 @@ spec:
name: sumologic
key: endpoint-logs-otlp

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
- name: MY_POD_IP
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/metadata_logs_otc_statefulset/custom.output.yaml
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Expand Up @@ -124,6 +124,8 @@ spec:
name: sumologic
key: endpoint-logs

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
- name: MY_POD_IP
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/metadata_logs_otc_statefulset/pvcpolicyenabled.output.yaml
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Expand Up @@ -121,6 +121,8 @@ spec:
name: sumologic
key: endpoint-logs

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
- name: MY_POD_IP
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/setup/basic.output.yaml
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Expand Up @@ -82,6 +82,8 @@ spec:
- name: SUMOLOGIC_DASHBOARDS_ENABLED
value: "true"

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
securityContext:
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/setup/monitors_with_email_notifications.output.yaml
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Expand Up @@ -85,6 +85,8 @@ spec:
- name: SUMOLOGIC_DASHBOARDS_ENABLED
value: "true"

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
securityContext:
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/setup/monitors_with_single_email.output.yaml
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Expand Up @@ -85,6 +85,8 @@ spec:
- name: SUMOLOGIC_DASHBOARDS_ENABLED
value: "true"

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
securityContext:
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/setup/restart-policy.output.yaml
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Expand Up @@ -82,6 +82,8 @@ spec:
- name: SUMOLOGIC_DASHBOARDS_ENABLED
value: "true"

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
securityContext:
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/setup/sumologic-mock-no-secret.output.yaml
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Expand Up @@ -82,6 +82,8 @@ spec:
- name: SUMOLOGIC_DASHBOARDS_ENABLED
value: "true"

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
securityContext:
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/setup/sumologic-mock.output.yaml
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Expand Up @@ -82,6 +82,8 @@ spec:
- name: SUMOLOGIC_DASHBOARDS_ENABLED
value: "true"

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
securityContext:
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/traces-gateway-deployment/basic.output.yaml
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Expand Up @@ -61,6 +61,8 @@ spec:
name: sumologic
key: endpoint-metrics

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
- name: MY_POD_IP
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/traces-gateway-deployment/custom.output.yaml
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Expand Up @@ -43,6 +43,8 @@ spec:
args:
- "--config=/conf/traces.gateway.conf.yaml"
env:
- name: GODEBUG
value: "netdns=go"
- name: GOGC
value: "80"
- name: SUMO_ENDPOINT_DEFAULT_TRACES_SOURCE
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/traces-sampler-deployment/basic.output.yaml
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Expand Up @@ -50,6 +50,8 @@ spec:
name: sumologic
key: endpoint-traces-otlp

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
- name: MY_POD_IP
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2 changes: 2 additions & 0 deletions tests/helm/testdata/goldenfile/traces-sampler-deployment/persistence-enabled.output.yaml
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Expand Up @@ -50,6 +50,8 @@ spec:
name: sumologic
key: endpoint-traces-otlp

- name: GODEBUG
value: "netdns=go"
- name: NO_PROXY
value: kubernetes.default.svc
- name: MY_POD_IP
Expand Down
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