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65 lines
1.8 KiB
65 lines
1.8 KiB
5 months ago
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# 云函数
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## callFunction
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#### 1. 接口描述
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接口功能：执行云函数
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接口声明：`callFunction(object: IFunctionParams, opts: Object): Promise<Object>`
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#### 2. 输入参数
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| 字段 | 类型 | 必填 | 说明 |
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| ------ | --------------- | ---- | ------------------------------------------------------------ |
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| object | IFunctionParams | 是 | 云函数调用请求参数 |
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| opts | Object | 否 | 自定义配置，目前支持 SDK 请求超时时间设置，{timeout: number} |
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##### IFunctionParams
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| 字段 | 类型 | 必填 | 说明 |
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| ---- | ------ | ---- | ---------- |
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| name | string | 是 | 云函数名称 |
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| data | object | 否 | 云函数参数 |
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| qualifier | string | 否 | 云函数版本标识：`$LATEST`(最新版本) `1` `2` `3`，缺省时按平台配置流量比例分配流量|
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#### 3. 返回结果
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| 字段 | 类型 | 必填 | 说明 |
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| --------- | ------ | ---- | ------------------------ |
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| code | string | 否 | 状态码，操作成功则不返回 |
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| message | string | 否 | 错误描述 |
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| result | object | 否 | 云函数执行结果 |
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| requestId | string | 否 | 请求序列号，用于错误排查 |
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#### 4. 示例代码
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```javascript
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// 云函数环境下示例代码
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// 初始化
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const tcb = require('@cloudbase/node-sdk')
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const app = tcb.init({
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env: 'xxx'
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})
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exports.main = async (event, context) => {
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const res = await app.callFunction({
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name: 'test',
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data: { a: 1 }
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})
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console.log(res) // 打印函数调用结果
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const res1 = await app.callFunction(
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{
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name: 'test',
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data: { a: 1 }
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},
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{
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timeout: 5000
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}
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)
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console.log(res1)
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}
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```
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