aliyun-oss-react-native/script/sts-app-server-node/policy/bucket_read_policy.txt

{
  "Statement": [
    {
      "Action": [
        "oss:GetObject",
        "oss:ListObjects"
      ],
      "Effect": "Allow",
      "Resource": ["acs:oss:*:*:$BUCKET_NAME/*", "acs:oss:*:*:$BUCKET_NAME"]
    }
  ],
  "Version": "1"
}