charts: Fix XHR calls so they return 401 if not auth (#654)

Previously it would do a redirect to the OIDC provider, which the UI did
not present in a way that made sense for the user.

Author: cypres

deployments/charts/router/templates/_sidecar-helpers.tpl

@@ -112,6 +112,7 @@ OAuth2 Proxy sidecar container
     - --redirect-url=https://{{ .Values.sidecars.envoy.service.hostname }}/oauth2/callback
     - --silence-ping-logging=true
     - --skip-provider-button=true
+    - --api-route=/api/.+
     {{- range .Values.sidecars.oauth2Proxy.extraArgs }}
     - {{ . }}
     {{- end }}

deployments/charts/service/templates/_sidecar-helpers.tpl

@@ -238,6 +238,7 @@ OAuth2 Proxy sidecar container
     - --redirect-url=https://{{ .Values.sidecars.envoy.service.hostname }}/oauth2/callback
     - --silence-ping-logging=true
     - --skip-provider-button=true
+    - --api-route=/api/.+
     {{- range .Values.sidecars.oauth2Proxy.extraArgs }}
     - {{ . }}
     {{- end }}

deployments/charts/web-ui/templates/_sidecar-helpers.tpl

@@ -162,6 +162,7 @@ OAuth2 Proxy sidecar container
     - --redirect-url=https://{{ .Values.sidecars.envoy.service.hostname }}/oauth2/callback
     - --silence-ping-logging=true
     - --skip-provider-button=true
+    - --api-route=/api/.+
     {{- range .Values.sidecars.oauth2Proxy.extraArgs }}
     - {{ . }}
     {{- end }}