### cloud provider billing collector
query gcp billing by bigquery
query aws billing by athena

### 
[费用计量信息结构体](https://pingcap.feishu.cn/docs/doccnU2xnEEoCuk6Tb8xIxhbP9e)  
[TidbCloud资源计量和成本计费](https://pingcap.feishu.cn/docs/doccnXxrA5SPKePOStXmsBdAIWf)

#### config
Main internal parameters are configured using ini files

#### provider auth
##### gcp

```
GOOGLE_APPLICATION_CREDENTIALS    // enviroment for a json file
```

##### aws credential
```
AWS_ACCESS_KEY_ID
AWS_SECRET_ACCESS_KEY
AWS_DEFAULT_REGION      // region like us-west-2
```