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Add dns config (#1698)

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* Add dnsconfig

* Update templates

* Add dns configuration values

* readme
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Volodymyr Stoiko 2025-01-24 19:14:08 +02:00 committed by GitHub
parent 0e3f137a69
commit ad10212ba5
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12
config/configStructs/tapConfig.go
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@ -111,6 +111,17 @@ type DockerConfig struct {
OverrideTag OverrideTagConfig `yaml:"overrideTag" json:"overrideTag"`
}
type DnsConfig struct {
Nameservers []string `yaml:"nameservers" json:"nameservers" default:"[]"`
Searches []string `yaml:"searches" json:"searches" default:"[]"`
Options []DnsConfigOption `yaml:"options" json:"options" default:"[]"`
}
type DnsConfigOption struct {
Name string `yaml:"name" json:"name"`
Value string `yaml:"value" json:"value"`
}
type ResourcesConfig struct {
Hub ResourceRequirementsHub `yaml:"hub" json:"hub"`
Sniffer ResourceRequirementsWorker `yaml:"sniffer" json:"sniffer"`
@ -244,6 +255,7 @@ type TapConfig struct {
StorageLimit string `yaml:"storageLimit" json:"storageLimit" default:"5000Mi"`
StorageClass string `yaml:"storageClass" json:"storageClass" default:"standard"`
DryRun bool `yaml:"dryRun" json:"dryRun" default:"false"`
DnsConfig DnsConfig `yaml:"dns" json:"dns"`
Resources ResourcesConfig `yaml:"resources" json:"resources"`
Probes ProbesConfig `yaml:"probes" json:"probes"`
ServiceMesh bool `yaml:"serviceMesh" json:"serviceMesh" default:"true"`

3
helm-chart/README.md
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@ -148,6 +148,9 @@ Example for overriding image names:
| `tap.storageLimit` | Limit of either the `emptyDir` or `persistentVolumeClaim` | `500Mi` |
| `tap.storageClass` | Storage class of the `PersistentVolumeClaim` | `standard` |
| `tap.dryRun` | Preview of all pods matching the regex, without tapping them | `false` |
| `tap.dnsConfig.nameservers` | Nameservers to use for DNS resolution | `[]` |
| `tap.dnsConfig.searches` | Search domains to use for DNS resolution | `[]` |
| `tap.dnsConfig.options` | DNS options to use for DNS resolution | `[]` |
| `tap.resources.hub.limits.cpu` | CPU limit for hub | `""` (no limit) |
| `tap.resources.hub.limits.memory` | Memory limit for hub | `5Gi` |
| `tap.resources.hub.requests.cpu` | CPU request for hub | `50m` |

24
helm-chart/templates/04-hub-deployment.yaml
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@ -104,6 +104,30 @@ spec:
nodeSelectorTerms:
{{- toYaml .Values.tap.nodeSelectorTerms.hub | nindent 12 }}
{{- end }}
{{- if or .Values.tap.dns.nameservers .Values.tap.dns.searches .Values.tap.dns.options }}
dnsConfig:
{{- if .Values.tap.dns.nameservers }}
nameservers:
{{- range .Values.tap.dns.nameservers }}
- {{ . | quote }}
{{- end }}
{{- end }}
{{- if .Values.tap.dns.searches }}
searches:
{{- range .Values.tap.dns.searches }}
- {{ . | quote }}
{{- end }}
{{- end }}
{{- if .Values.tap.dns.options }}
options:
{{- range .Values.tap.dns.options }}
- name: {{ .name | quote }}
{{- if .value }}
value: {{ .value | quote }}
{{- end }}
{{- end }}
{{- end }}
{{- end }}
volumes:
- name: saml-x509-volume
projected:

24
helm-chart/templates/06-front-deployment.yaml
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@ -115,6 +115,30 @@ spec:
nodeSelectorTerms:
{{- toYaml .Values.tap.nodeSelectorTerms.front | nindent 12 }}
{{- end }}
{{- if or .Values.tap.dns.nameservers .Values.tap.dns.searches .Values.tap.dns.options }}
dnsConfig:
{{- if .Values.tap.dns.nameservers }}
nameservers:
{{- range .Values.tap.dns.nameservers }}
- {{ . | quote }}
{{- end }}
{{- end }}
{{- if .Values.tap.dns.searches }}
searches:
{{- range .Values.tap.dns.searches }}
- {{ . | quote }}
{{- end }}
{{- end }}
{{- if .Values.tap.dns.options }}
options:
{{- range .Values.tap.dns.options }}
- name: {{ .name | quote }}
{{- if .value }}
value: {{ .value | quote }}
{{- end }}
{{- end }}
{{- end }}
{{- end }}
volumes:
- name: nginx-config
configMap:

24
helm-chart/templates/09-worker-daemon-set.yaml
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@ -293,6 +293,30 @@ spec:
nodeSelectorTerms:
{{- toYaml .Values.tap.nodeSelectorTerms.workers | nindent 12 }}
{{- end }}
{{- if or .Values.tap.dns.nameservers .Values.tap.dns.searches .Values.tap.dns.options }}
dnsConfig:
{{- if .Values.tap.dns.nameservers }}
nameservers:
{{- range .Values.tap.dns.nameservers }}
- {{ . | quote }}
{{- end }}
{{- end }}
{{- if .Values.tap.dns.searches }}
searches:
{{- range .Values.tap.dns.searches }}
- {{ . | quote }}
{{- end }}
{{- end }}
{{- if .Values.tap.dns.options }}
options:
{{- range .Values.tap.dns.options }}
- name: {{ .name | quote }}
{{- if .value }}
value: {{ .value | quote }}
{{- end }}
{{- end }}
{{- end }}
{{- end }}
volumes:
- hostPath:
path: /proc

7
helm-chart/values.yaml
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@ -37,6 +37,12 @@ tap:
storageLimit: 5000Mi
storageClass: standard
dryRun: false
dns:
nameservers: []
searches: []
options:
- name: ndots
value: "2"
resources:
hub:
limits:
@ -159,6 +165,7 @@ tap:
- ws
- ldap
- radius
- diameter
customMacros:
https: tls and (http or http2)
metrics: