feat: add provision config drain mode support and related tests

- Add drain mode support in provision config implementation
- Implement disable/enable function invocation for fast scale-to-zero
- Add E2E test files for provision drain mode verification
- Update dependencies (@alicloud/fc20230330 and ts-jest)
- Add test case in CI script for nodejs provision config mode=drain

Author: rsonghuster

__tests__/e2e/ci-mac-linux.sh

@@ -77,30 +77,38 @@ s remove -y -t ./go/s.yaml
 rm -rf ./go/code/target
 cd ..
 
-echo "test nodejs runtime with auto ..."
+
+echo "test nodejs runtime with provision config mode=drain  ..."
 cd nodejs
-export fc_component_function_name=nodejs18-$(uname)-$(uname -m)-$RANDSTR
+export fc_component_function_name=nodejs18-provision-drain-$(uname)-$(uname -m)-$RANDSTR
+s deploy -y -t s_provision_drain.yaml
+s invoke -e '{"hello":"fc nodejs provision config mode=drain"}' -t s_provision_drain.yaml
+s info -y -t s_provision_drain.yaml
+s remove -y -t s_provision_drain.yaml
+
+echo "test nodejs runtime with auto ..."
+export fc_component_function_name=nodejs18-nas-auto-$(uname)-$(uname -m)-$RANDSTR
 s deploy -y -t s_auto.yaml
 s invoke -e '{"hello":"fc nodejs with auto"}' -t s_auto.yaml
 s info -y -t s_auto.yaml
 s remove -y -t s_auto.yaml
 
 echo "test nodejs runtime with oss config auto ..."
-export fc_component_function_name=nodejs18-$(uname)-$(uname -m)-$RANDSTR
+export fc_component_function_name=nodejs18-oss-auto-$(uname)-$(uname -m)-$RANDSTR
 s deploy -y -t ./s_oss_config_auto.yaml
 s invoke -e '{"hello":"fc nodejs with oss config auto"}' -t ./s_oss_config_auto.yaml
 s info -y -t ./s_oss_config_auto.yaml
 s remove -y -t ./s_oss_config_auto.yaml
 
 echo "test nodejs runtime with more vpc and nas auto ..."
-export fc_component_function_name=nodejs16-$(uname)-$(uname -m)-$RANDSTR
+export fc_component_function_name=nodejs16-multi-nas-auto-$(uname)-$(uname -m)-$RANDSTR
 s deploy -y -t ./s_lock_auto.yaml
 s invoke -e '{"hello":"fc nodejs with more vpc and nas auto"}' -t ./s_lock_auto.yaml
 s info -y -t ./s_lock_auto.yaml
 s remove -y -t ./s_lock_auto.yaml
 
 echo "test nodejs runtime with tags ..."
-export fc_component_function_name=nodejs16-$(uname)-$(uname -m)-$RANDSTR
+export fc_component_function_name=nodejs16-tags-$(uname)-$(uname -m)-$RANDSTR
 s deploy -y -t ./s_tags.yaml
 s deploy -y -t ./s_tags2.yaml
 s deploy -y -t ./s_tags3.yaml

__tests__/e2e/nodejs/hello-code/index.js

@@ -0,0 +1,4 @@
+exports.handler = async function (event, context) {
+  console.log('event: \n' + event);
+  return 'Hello World!';
+};

__tests__/e2e/nodejs/s_provision_drain.yaml

@@ -0,0 +1,22 @@
+edition: 3.0.0
+name: test-node-app
+access: quanxi
+
+vars: 
+  region: ${env('REGION', 'cn-hongkong')}
+
+resources:
+  fcDemo: # 业务名称/模块名称
+    component: ${env('fc_component_version', path('../../../'))}
+    props: # 组件的属性值
+      region: ${vars.region}
+      functionName: fc3-event-test-drain-${env('fc_component_function_name', 'nodejs18')}
+      runtime: ${env('fc_component_runtime', 'nodejs18')}
+      code: ./hello-code
+      handler: index.handler
+      memorySize: 128
+      timeout: 60
+
+      provisionConfig:
+        defaultTarget: 0
+        mode: drain

package-lock.json

@@ -24,7 +24,7 @@
   "dependencies": {
     "@alicloud/devs20230714": "^2.4.6-alpha.2",
     "@alicloud/fc2": "^2.6.6",
-    "@alicloud/fc20230330": "4.6.0",
+    "@alicloud/fc20230330": "4.6.2",
     "@alicloud/pop-core": "^1.8.0",
     "@serverless-cd/srm-aliyun-pop-core": "^0.0.8-beta.1",
     "@serverless-cd/srm-aliyun-ram20150501": "^0.0.2-beta.9",
@@ -68,7 +68,7 @@
     "patch-package": "^8.0.0",
     "postinstall-prepare": "^2.0.0",
     "prettier": "^3.6.2",
-    "ts-jest": "^29.4.4",
+    "ts-jest": "^29.4.5",
     "ts-node": "^10.9.2",
     "typescript": "^4.4.2",
     "typescript-json-schema": "^0.65.1"

package.json

@@ -48,6 +48,7 @@ import FCClient, {
   PutScalingConfigInput,
   GetScalingConfigRequest,
   DeleteScalingConfigRequest,
+  DisableFunctionInvocationRequest,
 } from '@alicloud/fc20230330';
 import { ICredentials } from '@serverless-devs/component-interface';
 import { RuntimeOptions } from '@alicloud/tea-util';
@@ -639,4 +640,25 @@ export default class FC_Client {
     );
     return body;
   }
+
+  async disableFunctionInvocation(
+    functionName: string,
+    abortOngoingRequest: boolean,
+    reason: string,
+  ) {
+    const request = new DisableFunctionInvocationRequest({
+      reason,
+      abortOngoingRequest,
+    });
+    const result = await this.fc20230330Client.disableFunctionInvocation(functionName, request);
+    const { body } = result.toMap();
+    logger.debug(`DisableFunction ${functionName} result body: ${JSON.stringify(body)}`);
+    return body;
+  }
+  async enableFunctionInvocation(functionName: string) {
+    const result = await this.fc20230330Client.enableFunctionInvocation(functionName);
+    const { body } = result.toMap();
+    logger.debug(`EnableFunction ${functionName} result body: ${JSON.stringify(body)}`);
+    return body;
+  }
 }

src/resources/fc/impl/client.ts

@@ -493,6 +493,10 @@ export default class FC extends FC_Client {
       _.unset(body, 'ossMountConfig');
     }
 
+    if (_.isEmpty(body.polarFsConfig?.mountPoints)) {
+      _.unset(body, 'polarFsConfig');
+    }
+
     if (_.isEmpty(body.tracingConfig)) {
       _.unset(body, 'tracingConfig');
     }

src/resources/fc/index.ts

@@ -48,7 +48,7 @@ export default class ProvisionConfig extends Base {
       if (this.needDeploy) {
         await this.fcSdk.putFunctionProvisionConfig(this.functionName, qualifier, localConfig);
 
-        if (this.ProvisionMode === 'sync') {
+        if (this.ProvisionMode === 'sync' || this.ProvisionMode === 'drain') {
           await this.waitForProvisionReady(qualifier, localConfig);
         } else {
           logger.info(
@@ -86,7 +86,16 @@ export default class ProvisionConfig extends Base {
 
     // 如果没有目标值或目标值为0，则无需等待
     if (!realTarget || realTarget <= 0) {
-      return;
+      if (this.ProvisionMode !== 'drain') {
+        return;
+      } else {
+        logger.info(`disableFunctionInvocation ${this.functionName} ...`);
+        await this.fcSdk.disableFunctionInvocation(this.functionName, true, 'Fast scale-to-zero');
+        await sleep(5);
+        logger.info(`enableFunctionInvocation ${this.functionName} ...`);
+        await this.fcSdk.enableFunctionInvocation(this.functionName);
+        return;
+      }
     }
 
     let getCurrentErrorCount = 0;
@@ -143,7 +152,6 @@ export default class ProvisionConfig extends Base {
       // eslint-disable-next-line no-await-in-loop
       await sleep(5);
     }
-
     logger.warn(
       `Timeout waiting for provisionConfig of ${this.functionName}/${qualifier} to be ready`,
     );