diff options
Diffstat (limited to 'kubernetes/common/common/templates/_ingress.tpl')
| -rw-r--r-- | kubernetes/common/common/templates/_ingress.tpl | 204 |
1 files changed, 141 insertions, 63 deletions
diff --git a/kubernetes/common/common/templates/_ingress.tpl b/kubernetes/common/common/templates/_ingress.tpl index 4fc2e4b1c9..d8a944712a 100644 --- a/kubernetes/common/common/templates/_ingress.tpl +++ b/kubernetes/common/common/templates/_ingress.tpl @@ -14,13 +14,56 @@ # See the License for the specific language governing permissions and # limitations under the License. */}} +{{/* + Create the hostname as concatination <baseaddr>.<baseurl> + - baseaddr: from component values: ingress.service.baseaddr + - baseurl: from values: global.ingress.virtualhost.baseurl + which van be overwritten in the component via: ingress.baseurlOverride +*/}} {{- define "ingress.config.host" -}} {{- $dot := default . .dot -}} {{- $baseaddr := (required "'baseaddr' param, set to the specific part of the fqdn, is required." .baseaddr) -}} {{- $burl := (required "'baseurl' param, set to the generic part of the fqdn, is required." $dot.Values.global.ingress.virtualhost.baseurl) -}} +{{- $burl := include "common.ingress._overrideIfDefined" (dict "currVal" $burl "parent" (default (dict) $dot.Values.ingress) "var" "baseurlOverride") -}} {{ printf "%s.%s" $baseaddr $burl }} {{- end -}} +{{/* + Helper function to add the tls route +*/}} +{{- define "ingress.config.tls" -}} +{{- $dot := default . .dot -}} +{{- $baseaddr := (required "'baseaddr' param, set to the specific part of the fqdn, is required." .baseaddr) -}} +{{- if $dot.Values.global.ingress.config }} +{{- if $dot.Values.global.ingress.config.ssl }} +{{- if eq $dot.Values.global.ingress.config.ssl "redirect" }} + tls: + httpsRedirect: true + - port: + number: 443 + name: https + protocol: HTTPS + tls: +{{- if $dot.Values.global.ingress.config }} +{{- if $dot.Values.global.ingress.config.tls }} + credentialName: {{ default "ingress-tls-secret" $dot.Values.global.ingress.config.tls.secret }} +{{- else }} + credentialName: "ingress-tls-secret" +{{- end }} +{{- else }} + credentialName: "ingress-tls-secret" +{{- end }} + mode: SIMPLE + hosts: + - {{ include "ingress.config.host" (dict "dot" $dot "baseaddr" $baseaddr) }} +{{- end }} +{{- end }} +{{- end }} +{{- end -}} + +{{/* + Helper function to add the route to the service +*/}} {{- define "ingress.config.port" -}} {{- $dot := default . .dot -}} {{ range .Values.ingress.service }} @@ -44,9 +87,11 @@ {{- end }} {{- end -}} +{{/* + Helper function to add the route to the service +*/}} {{- define "istio.config.route" -}} {{- $dot := default . .dot -}} -{{ range .Values.ingress.service }} http: - route: - destination: @@ -66,8 +111,10 @@ {{- end }} host: {{ .name }} {{- end -}} -{{- end -}} +{{/* + Helper function to add ssl annotations +*/}} {{- define "ingress.config.annotations.ssl" -}} {{- if .Values.ingress.config -}} {{- if .Values.ingress.config.ssl -}} @@ -85,6 +132,9 @@ nginx.ingress.kubernetes.io/ssl-redirect: "false" {{- end -}} +{{/* + Helper function to add annotations +*/}} {{- define "ingress.config.annotations" -}} {{- if .Values.ingress -}} {{- if .Values.ingress.annotations -}} @@ -94,6 +144,9 @@ nginx.ingress.kubernetes.io/ssl-redirect: "false" {{ include "ingress.config.annotations.ssl" . | indent 4 | trim }} {{- end -}} +{{/* + Helper function to check the existance of an override value +*/}} {{- define "common.ingress._overrideIfDefined" -}} {{- $currValue := .currVal }} {{- $parent := .parent }} @@ -109,20 +162,38 @@ nginx.ingress.kubernetes.io/ssl-redirect: "false" {{- end -}} {{- end -}} -{{- define "common.ingress" -}} +{{/* + Helper function to check, if Ingress is enabled +*/}} +{{- define "common.ingress._enabled" -}} {{- $dot := default . .dot -}} -{{- if .Values.ingress -}} - {{- $ingressEnabled := default false .Values.ingress.enabled -}} - {{- $ingressEnabled := include "common.ingress._overrideIfDefined" (dict "currVal" $ingressEnabled "parent" (default (dict) .Values.global.ingress) "var" "enabled") }} - {{- $ingressEnabled := include "common.ingress._overrideIfDefined" (dict "currVal" $ingressEnabled "parent" .Values.ingress "var" "enabledOverride") }} -{{- if $ingressEnabled }} -{{- if (include "common.onServiceMesh" .) }} -{{- if eq (default "istio" .Values.global.serviceMesh.engine) "istio" }} - {{- $dot := default . .dot -}} +{{- if $dot.Values.ingress -}} +{{- if $dot.Values.global.ingress -}} +{{- if (default false $dot.Values.global.ingress.enabled) -}} +{{- if (default false $dot.Values.global.ingress.enable_all) -}} +true +{{- else -}} +{{- if $dot.Values.ingress.enabled -}} +true +{{- end -}} +{{- end -}} +{{- end -}} +{{- end -}} +{{- end -}} +{{- end -}} + +{{/* + Create Istio Ingress resources per defined service +*/}} +{{- define "common.istioIngress" -}} +{{- $dot := default . .dot -}} +{{ range $dot.Values.ingress.service }} +{{- $baseaddr := (required "'baseaddr' param, set to the specific part of the fqdn, is required." .baseaddr) }} +--- apiVersion: networking.istio.io/v1beta1 kind: Gateway metadata: - name: {{ include "common.fullname" . }}-gateway + name: {{ $baseaddr }}-gateway spec: selector: istio: ingressgateway # use Istio default gateway implementation @@ -132,80 +203,87 @@ spec: name: http protocol: HTTP hosts: - {{- range .Values.ingress.service }}{{ $baseaddr := required "baseaddr" .baseaddr }} - - {{ include "ingress.config.host" (dict "dot" $dot "baseaddr" $baseaddr) }} - {{- end }} -{{- if .Values.global.ingress.config }} -{{- if .Values.global.ingress.config.ssl }} -{{- if eq .Values.global.ingress.config.ssl "redirect" }} - tls: - httpsRedirect: true - - port: - number: 443 - name: https - protocol: HTTPS - tls: -{{- if .Values.global.ingress.config }} -{{- if .Values.global.ingress.config.tls }} - credentialName: {{ default "ingress-tls-secret" .Values.global.ingress.config.tls.secret }} -{{- else }} - credentialName: "ingress-tls-secret" -{{- end }} -{{- else }} - credentialName: "ingress-tls-secret" -{{- end }} - mode: SIMPLE - hosts: - {{- range .Values.ingress.service }}{{ $baseaddr := required "baseaddr" .baseaddr }} - {{ include "ingress.config.host" (dict "dot" $dot "baseaddr" $baseaddr) }} - {{- end }} -{{- end }} -{{- end }} -{{- end }} + {{ include "ingress.config.tls" (dict "dot" $dot "baseaddr" $baseaddr) }} --- apiVersion: networking.istio.io/v1beta1 kind: VirtualService metadata: - name: {{ include "common.fullname" . }}-service + name: {{ $baseaddr }}-service spec: hosts: - {{- range .Values.ingress.service }}{{ $baseaddr := required "baseaddr" .baseaddr }} - {{ include "ingress.config.host" (dict "dot" $dot "baseaddr" $baseaddr) }} - {{- end }} gateways: - - {{ include "common.fullname" . }}-gateway + - {{ $baseaddr }}-gateway {{ include "istio.config.route" . | trim }} +{{- end -}} {{- end -}} -{{- else -}} + +{{/* + Create default Ingress resource +*/}} +{{- define "common.nginxIngress" -}} +{{- $dot := default . .dot -}} apiVersion: networking.k8s.io/v1 kind: Ingress metadata: - name: {{ include "common.fullname" . }}-ingress + name: {{ include "common.fullname" $dot }}-ingress annotations: - {{ include "ingress.config.annotations" . }} + {{ include "ingress.config.annotations" $dot }} labels: - app: {{ .Chart.Name }} - chart: {{ .Chart.Name }}-{{ .Chart.Version | replace "+" "_" }} - release: {{ include "common.release" . }} - heritage: {{ .Release.Service }} + app: {{ $dot.Chart.Name }} + chart: {{ $dot.Chart.Name }}-{{ $dot.Chart.Version | replace "+" "_" }} + release: {{ include "common.release" $dot }} + heritage: {{ $dot.Release.Service }} spec: rules: - {{ include "ingress.config.port" . | trim }} -{{- if .Values.ingress.tls }} + {{ include "ingress.config.port" $dot | trim }} +{{- if $dot.Values.ingress.tls }} tls: -{{ toYaml .Values.ingress.tls | indent 4 }} +{{ toYaml $dot.Values.ingress.tls | indent 4 }} {{- end -}} -{{- if .Values.ingress.config -}} -{{- if .Values.ingress.config.tls -}} +{{- if $dot.Values.ingress.config -}} +{{- if $dot.Values.ingress.config.tls -}} tls: - hosts: - {{- range .Values.ingress.service }}{{ $baseaddr := required "baseaddr" .baseaddr }} + {{- range $dot.Values.ingress.service }}{{ $baseaddr := required "baseaddr" .baseaddr }} - {{ include "ingress.config.host" (dict "dot" $dot "baseaddr" $baseaddr) }} - {{- end }} - secretName: {{ required "secret" (tpl (default "" .Values.ingress.config.tls.secret) $dot) }} -{{- end -}} -{{- end -}} -{{- end -}} + {{- end }} + secretName: {{ required "secret" (tpl (default "" $dot.Values.ingress.config.tls.secret) $dot) }} +{{- end -}} {{- end -}} {{- end -}} + +{{/* + Create ingress template + Will create ingress template depending on the following values: + - .Values.global.ingress.enabled : enables Ingress globally + - .Values.global.ingress.enable_all : override default Ingress for all charts + - .Values.ingress.enabled : sets Ingress per chart basis + + | global.ingress.enabled | global.ingress.enable_all |ingress.enabled | result | + |------------------------|---------------------------|----------------|------------| + | false | any | any | no ingress | + | true | false | false | no ingress | + | true | true | any | ingress | + | true | false | true | ingress | + + If ServiceMesh (Istio) is enabled the respective resources are created: + - Gateway + - VirtualService + + If ServiceMesh is disabled the standard Ingress resource is creates: + - Ingress +*/}} +{{- define "common.ingress" -}} +{{- $dot := default . .dot -}} +{{- if (include "common.ingress._enabled" (dict "dot" $dot)) }} +{{- if (include "common.onServiceMesh" .) }} +{{- if eq (default "istio" .Values.global.serviceMesh.engine) "istio" }} +{{ include "common.istioIngress" (dict "dot" $dot) }} +{{- end -}} +{{- else -}} +{{ include "common.nginxIngress" (dict "dot" $dot) }} +{{- end -}} +{{- end -}} {{- end -}} |