Embed Envoy Bootstrap File (#233)

zirain · web-flow · commit d99f32feef8d · 2022-08-24T19:16:02.000-07:00
diff --git a/internal/infrastructure/kubernetes/bootstrap.yaml.tpl b/internal/infrastructure/kubernetes/bootstrap.yaml.tpl
@@ -0,0 +1,56 @@
+admin:
+  access_log_path: /dev/null
+  address:
+    socket_address:
+      address: 127.0.0.1
+      port_value: 19000
+dynamic_resources:
+  cds_config:
+    resource_api_version: V3
+    api_config_source:
+      api_type: GRPC
+      transport_api_version: V3
+      grpc_services:
+      - envoy_grpc:
+          cluster_name: xds_cluster
+      set_node_on_first_message_only: true
+  lds_config:
+    resource_api_version: V3
+    api_config_source:
+      api_type: GRPC
+      transport_api_version: V3
+      grpc_services:
+      - envoy_grpc:
+          cluster_name: xds_cluster
+      set_node_on_first_message_only: true
+node:
+  cluster: envoy-gateway-system
+  id: envoy-default
+static_resources:
+  clusters:
+  - connect_timeout: 1s
+    load_assignment:
+      cluster_name: xds_cluster
+      endpoints:
+      - lb_endpoints:
+        - endpoint:
+            address:
+              socket_address:
+                address: {{ .XdsServerAddress }}
+                port_value: 18000
+    http2_protocol_options: {}
+    name: xds_cluster
+    type: STRICT_DNS
+layered_runtime:
+  layers:
+    - name: runtime-0
+      rtds_layer:
+        rtds_config:
+          resource_api_version: V3
+          api_config_source:
+            transport_api_version: V3
+            api_type: GRPC
+            grpc_services:
+              envoy_grpc:
+                cluster_name: xds_cluster
+        name: runtime-0
diff --git a/internal/infrastructure/kubernetes/deployment.go b/internal/infrastructure/kubernetes/deployment.go
@@ -2,6 +2,7 @@ package kubernetes
 
 import (
 	"context"
+	_ "embed"
 	"fmt"
 	"path/filepath"
 	"strings"
@@ -36,64 +37,10 @@ const (
 	envoyHTTPSPort = int32(8443)
 )
 
-var bootstrapTmpl = template.Must(template.New(envoyCfgFileName).Parse(`
-admin:
-  access_log_path: /dev/null
-  address:
-    socket_address:
-      address: 127.0.0.1
-      port_value: 19000
-dynamic_resources:
-  cds_config:
-    resource_api_version: V3
-    api_config_source:
-      api_type: GRPC
-      transport_api_version: V3
-      grpc_services:
-      - envoy_grpc:
-          cluster_name: xds_cluster
-      set_node_on_first_message_only: true
-  lds_config:
-    resource_api_version: V3
-    api_config_source:
-      api_type: GRPC
-      transport_api_version: V3
-      grpc_services:
-      - envoy_grpc:
-          cluster_name: xds_cluster
-      set_node_on_first_message_only: true
-node:
-  cluster: envoy-gateway-system
-  id: envoy-default
-static_resources:
-  clusters:
-  - connect_timeout: 1s
-    load_assignment:
-      cluster_name: xds_cluster
-      endpoints:
-      - lb_endpoints:
-        - endpoint:
-            address:
-              socket_address:
-                address: {{ .XdsServerAddress }}
-                port_value: 18000
-    http2_protocol_options: {}
-    name: xds_cluster
-    type: STRICT_DNS
-layered_runtime:
-  layers:
-    - name: runtime-0
-      rtds_layer:
-        rtds_config:
-          resource_api_version: V3
-          api_config_source:
-            transport_api_version: V3
-            api_type: GRPC
-            grpc_services:
-              envoy_grpc:
-                cluster_name: xds_cluster
-        name: runtime-0
-`))
+//go:embed bootstrap.yaml.tpl
+var bootstrapTmplStr string
+
+var bootstrapTmpl = template.Must(template.New(envoyCfgFileName).Parse(bootstrapTmplStr))
 
 var (
 	// envoyGatewayService is the name of the Envoy Gateway service.
