Support read_only_api_key in Qdrant config, similar to the api_key co… (#146)

* Support read_only_api_key in Qdrant config, similar to the api_key config value

* Fix updates of secret

* Fix updates of secret

* Fix updates of secret

* Fix updates of secret

charts/qdrant/README.md

@@ -68,7 +68,3 @@ Note: Make sure volume is on the same region and availability zone as where qdra
 Metrics are available through rest api (default port set to 6333) at `/metrics`
 
 Refer to [qdrant metrics configuration](https://qdrant.tech/documentation/telemetry/#metrics) for more information.
-
-### Enable rolling update on configuration change
-
-To enable rolling update on config map modification set `updateConfigurationOnChange` to true.

charts/qdrant/templates/_helpers.tpl

@@ -66,15 +66,33 @@ Create the name of the service account to use
 Create secret
 */}}
 {{- define "qdrant.secret" -}}
+{{- $readOnlyApiKey := false }}
+{{- $apiKey := false }}
 {{- if eq (.Values.apiKey | toJson) "true" -}}
 {{- /* retrieve existing randomly generated api key or create new one */ -}}
 {{- $secretObj := (lookup "v1" "Secret" .Release.Namespace (printf "%s-apikey" (include "qdrant.fullname" . ))) | default dict -}}
 {{- $secretData := (get $secretObj "data") | default dict -}}
-{{- $apiKey := (get $secretData "api-key" | b64dec) | default (randAlphaNum 32) -}}
+{{- $apiKey = (get $secretData "api-key" | b64dec) | default (randAlphaNum 32) -}}
+{{- else if .Values.apiKey -}}
+{{- $apiKey = .Values.apiKey -}}
+{{- end -}}
+{{- if eq (.Values.readOnlyApiKey | toJson) "true" -}}
+{{- /* retrieve existing randomly generated api key or create new one */ -}}
+{{- $secretObj := (lookup "v1" "Secret" .Release.Namespace (printf "%s-apikey" (include "qdrant.fullname" . ))) | default dict -}}
+{{- $secretData := (get $secretObj "data") | default dict -}}
+{{- $readOnlyApiKey = (get $secretData "read-only-api-key" | b64dec) | default (randAlphaNum 32) -}}
+{{- else if .Values.readOnlyApiKey -}}
+{{- $readOnlyApiKey = .Values.readOnlyApiKey -}}
+{{- end -}}
+{{- if and $apiKey $readOnlyApiKey -}}
+api-key: {{ $apiKey | b64enc }}
+read-only-api-key: {{ $readOnlyApiKey | b64enc }}
+local.yaml: {{ printf "service:\n  api_key: %s\n  read_only_api_key: %s" $apiKey $readOnlyApiKey | b64enc }}
+{{- else if $apiKey -}}
 api-key: {{ $apiKey | b64enc }}
 local.yaml: {{ printf "service:\n  api_key: %s" $apiKey | b64enc }}
-{{- else if .Values.apiKey -}}
-api-key: {{ .Values.apiKey | b64enc }}
-local.yaml: {{ printf "service:\n  api_key: %s" .Values.apiKey | b64enc }}
+{{- else if $readOnlyApiKey -}}
+read-only-api-key: {{ $readOnlyApiKey | b64enc }}
+local.yaml: {{ printf "service:\n  read_only_api_key: %s" $readOnlyApiKey | b64enc }}
 {{- end -}}
 {{- end -}}

charts/qdrant/templates/secret.yaml

@@ -1,4 +1,4 @@
-{{- if .Values.apiKey }}
+{{- if or .Values.apiKey .Values.readOnlyApiKey }}
 apiVersion: v1
 kind: Secret
 metadata:

charts/qdrant/templates/servicemonitor.yaml

@@ -30,6 +30,12 @@ spec:
         credentials:
           name: {{ include "qdrant.fullname" . }}-apikey
           key: api-key
+{{- else if .Values.readOnlyApiKey }}
+      authorization:
+        type: Bearer
+        credentials:
+          name: {{ include "qdrant.fullname" . }}-apikey
+          key: read-only-api-key
 {{- end }}
   selector:
     matchLabels:

charts/qdrant/templates/statefulset.yaml

@@ -17,8 +17,9 @@ spec:
   template:
     metadata:
       annotations:
-      {{- if (default .Values.updateConfigurationOnChange false) }}
         checksum/config: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}
+      {{- if or .Values.apiKey .Values.readOnlyApiKey }}
+        checksum/secret: {{ include (print $.Template.BasePath "/secret.yaml") . | sha256sum }}
       {{- end }}
       {{- with .Values.podAnnotations }}
         {{- toYaml . | nindent 8 }}
@@ -171,7 +172,7 @@ spec:
           - name: qdrant-config
             mountPath: /qdrant/config/production.yaml
             subPath: production.yaml
-          {{- if .Values.apiKey }}
+          {{- if or .Values.apiKey .Values.readOnlyApiKey }}
           - name: qdrant-secret
             mountPath: /qdrant/config/local.yaml
             subPath: local.yaml
@@ -219,7 +220,7 @@ spec:
         {{- end }}
         - name: qdrant-init
           emptyDir: {}
-        {{- if .Values.apiKey }}
+        {{- if or .Values.apiKey .Values.readOnlyApiKey }}
         - name: qdrant-secret
           secret:
             secretName: {{ include "qdrant.fullname" . }}-apikey

charts/qdrant/templates/tests/test-db-interaction.yaml

@@ -64,6 +64,8 @@ data:
     API_KEY_HEADER=""
     {{- if .Values.apiKey }}
     API_KEY_HEADER="Api-key: {{ .Values.apiKey }}"
+    {{- else if .Values.readOnlyApiKey }}
+    API_KEY_HEADER="Api-key: {{ .Values.readOnlyApiKey }}"
     {{- end }}
 
     # Delete collection if exists

charts/qdrant/values.yaml

@@ -154,8 +154,6 @@ sidecarContainers: []
 #         memory: 100Mi
 #         cpu: 100m
 
-updateConfigurationOnChange: false
-
 metrics:
   serviceMonitor:
     enabled: false
@@ -190,6 +188,11 @@ podDisruptionBudget:
 # true: an api key will be auto-generated
 # string: the given string will be set as an apikey
 apiKey: false
+# read-only api key for authentication at qdrant
+# false: no read-only api key will be configured
+# true: an read-only api key will be auto-generated
+# string: the given string will be set as a read-only apikey
+readOnlyApiKey: false
 
 additionalVolumes: []
 # - name: volumeName

test/integration/read_only_api_key.bats

@@ -0,0 +1,15 @@
+setup_file() {
+    helm upgrade --install qdrant charts/qdrant --set readOnlyApiKey=barbaz -n qdrant-helm-integration --wait
+    kubectl rollout status statefulset qdrant -n qdrant-helm-integration
+}
+
+@test "read-only api key authentication works" {
+    run kubectl exec -n default curl -- curl -s http://qdrant.qdrant-helm-integration:6333/collections -H 'api-key: barbaz' --fail-with-body
+    [ $status -eq 0 ]
+    [[ "${output}" =~ .*\"status\":\"ok\".* ]]
+}
+
+@test "read-only api key authentication fails with key" {
+    run kubectl exec -n default curl -- curl -s http://qdrant.qdrant-helm-integration:6333/collections
+    [ "${output}" = "Invalid api-key" ]
+}

test/qdrant_api_key_test.go

@@ -144,3 +144,146 @@ func TestNoApiKey(t *testing.T) {
 	require.Equal(t, hasSecretVolumeMount, false)
 	require.Equal(t, hasSecretVolume, false)
 }
+
+func TestStringReadOnlyApiKey(t *testing.T) {
+	t.Parallel()
+
+	helmChartPath, err := filepath.Abs("../charts/qdrant")
+	releaseName := "qdrant"
+	require.NoError(t, err)
+
+	namespaceName := "qdrant-" + strings.ToLower(random.UniqueId())
+	logger.Log(t, "Namespace: %s\n", namespaceName)
+
+	options := &helm.Options{
+		SetJsonValues: map[string]string{
+			"readOnlyApiKey": `"test_api_key"`,
+		},
+		KubectlOptions: k8s.NewKubectlOptions("", "", namespaceName),
+	}
+
+	output := helm.RenderTemplate(t, options, helmChartPath, releaseName, []string{"templates/statefulset.yaml"})
+
+	var statefulSet appsv1.StatefulSet
+	helm.UnmarshalK8SYaml(t, output, &statefulSet)
+
+	output = helm.RenderTemplate(t, options, helmChartPath, releaseName, []string{"templates/secret.yaml"})
+
+	var secret corev1.Secret
+	helm.UnmarshalK8SYaml(t, output, &secret)
+
+	container, _ := lo.Find(statefulSet.Spec.Template.Spec.Containers, func(container corev1.Container) bool {
+		return container.Name == "qdrant"
+	})
+
+	secretVolumeMount, hasSecretVolumeMount := lo.Find(container.VolumeMounts, func(volumeMount corev1.VolumeMount) bool {
+		return volumeMount.Name == "qdrant-secret"
+	})
+
+	_, hasSecretVolume := lo.Find(statefulSet.Spec.Template.Spec.Volumes, func(volume corev1.Volume) bool {
+		return volume.Name == secretVolumeMount.Name
+	})
+
+	require.Equal(t, hasSecretVolumeMount, true)
+	require.Equal(t, hasSecretVolume, true)
+	require.Contains(t, lo.Keys(secret.Data), "local.yaml")
+	require.Contains(t, lo.Keys(secret.Data), "read-only-api-key")
+
+	require.Equal(t, "service:\n  read_only_api_key: test_api_key", string(secret.Data["local.yaml"]))
+}
+
+func TestRandomReadOnlyApiKey(t *testing.T) {
+	t.Parallel()
+
+	helmChartPath, err := filepath.Abs("../charts/qdrant")
+	releaseName := "qdrant"
+	require.NoError(t, err)
+
+	namespaceName := "qdrant-" + strings.ToLower(random.UniqueId())
+	logger.Log(t, "Namespace: %s\n", namespaceName)
+
+	options := &helm.Options{
+		SetJsonValues: map[string]string{
+			"readOnlyApiKey": `true`,
+		},
+		KubectlOptions: k8s.NewKubectlOptions("", "", namespaceName),
+	}
+
+	output := helm.RenderTemplate(t, options, helmChartPath, releaseName, []string{"templates/statefulset.yaml"})
+
+	var statefulSet appsv1.StatefulSet
+	helm.UnmarshalK8SYaml(t, output, &statefulSet)
+
+	output = helm.RenderTemplate(t, options, helmChartPath, releaseName, []string{"templates/secret.yaml"})
+
+	var secret corev1.Secret
+	helm.UnmarshalK8SYaml(t, output, &secret)
+
+	container, _ := lo.Find(statefulSet.Spec.Template.Spec.Containers, func(container corev1.Container) bool {
+		return container.Name == "qdrant"
+	})
+
+	secretVolumeMount, hasSecretVolumeMount := lo.Find(container.VolumeMounts, func(volumeMount corev1.VolumeMount) bool {
+		return volumeMount.Name == "qdrant-secret"
+	})
+
+	_, hasSecretVolume := lo.Find(statefulSet.Spec.Template.Spec.Volumes, func(volume corev1.Volume) bool {
+		return volume.Name == secretVolumeMount.Name
+	})
+
+	require.Equal(t, hasSecretVolumeMount, true)
+	require.Equal(t, hasSecretVolume, true)
+	require.Contains(t, lo.Keys(secret.Data), "local.yaml")
+	require.Contains(t, lo.Keys(secret.Data), "read-only-api-key")
+
+	require.Regexp(t, "^service:\n  read_only_api_key: [a-zA-Z0-9]+$", string(secret.Data["local.yaml"]))
+}
+
+func TestAdminAndReadOnlyApiKey(t *testing.T) {
+	t.Parallel()
+
+	helmChartPath, err := filepath.Abs("../charts/qdrant")
+	releaseName := "qdrant"
+	require.NoError(t, err)
+
+	namespaceName := "qdrant-" + strings.ToLower(random.UniqueId())
+	logger.Log(t, "Namespace: %s\n", namespaceName)
+
+	options := &helm.Options{
+		SetJsonValues: map[string]string{
+			"readOnlyApiKey": `true`,
+			"apiKey":         `true`,
+		},
+		KubectlOptions: k8s.NewKubectlOptions("", "", namespaceName),
+	}
+
+	output := helm.RenderTemplate(t, options, helmChartPath, releaseName, []string{"templates/statefulset.yaml"})
+
+	var statefulSet appsv1.StatefulSet
+	helm.UnmarshalK8SYaml(t, output, &statefulSet)
+
+	output = helm.RenderTemplate(t, options, helmChartPath, releaseName, []string{"templates/secret.yaml"})
+
+	var secret corev1.Secret
+	helm.UnmarshalK8SYaml(t, output, &secret)
+
+	container, _ := lo.Find(statefulSet.Spec.Template.Spec.Containers, func(container corev1.Container) bool {
+		return container.Name == "qdrant"
+	})
+
+	secretVolumeMount, hasSecretVolumeMount := lo.Find(container.VolumeMounts, func(volumeMount corev1.VolumeMount) bool {
+		return volumeMount.Name == "qdrant-secret"
+	})
+
+	_, hasSecretVolume := lo.Find(statefulSet.Spec.Template.Spec.Volumes, func(volume corev1.Volume) bool {
+		return volume.Name == secretVolumeMount.Name
+	})
+
+	require.Equal(t, hasSecretVolumeMount, true)
+	require.Equal(t, hasSecretVolume, true)
+	require.Contains(t, lo.Keys(secret.Data), "local.yaml")
+	require.Contains(t, lo.Keys(secret.Data), "api-key")
+	require.Contains(t, lo.Keys(secret.Data), "read-only-api-key")
+
+	require.Regexp(t, "^service:\n  api_key: [a-zA-Z0-9]+\n  read_only_api_key: [a-zA-Z0-9]+$", string(secret.Data["local.yaml"]))
+}