Obtain a request ID

import com.aliyun.oss.*;
import com.aliyun.oss.common.auth.*;
import com.aliyun.oss.common.comm.SignVersion;
import com.aliyun.oss.model.PutObjectRequest;
import com.aliyun.oss.model.PutObjectResult;
import java.io.File;

public class Demo {

    public static void main(String[] args) throws Exception {
        // In this example, the endpoint of the China (Hangzhou) region is used. Specify your actual endpoint. 
        String endpoint = "https://oss-cn-hangzhou.aliyuncs.com";
        // Obtain access credentials from environment variables. Before you run the sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are configured. 
        EnvironmentVariableCredentialsProvider credentialsProvider = CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider();
        // Specify the name of the bucket. Example: examplebucket. 
        String bucketName = "examplebucket";
        // Specify the full path of the object. Do not include the bucket name in the full path. Example: exampledir/exampleobject.txt. 
        String objectName = "exampledir/exampleobject.txt";
        // Specify the full path of the local file that you want to upload. Example: D:\\localpath\\examplefile.txt. 
        // By default, if the path of the local file is not specified, the local file is uploaded from the path of the project to which the sample program belongs. 
        String filePath= "D:\\localpath\\examplefile.txt";
        // Specify the region in which the bucket is located. For example, if the bucket is located in the China (Hangzhou) region, set the region to cn-hangzhou.
        String region = "cn-hangzhou";
        
        // Create an OSSClient instance. 
        // Call the shutdown method to release associated resources when the OSSClient is no longer in use.
        ClientBuilderConfiguration clientBuilderConfiguration = new ClientBuilderConfiguration();
        clientBuilderConfiguration.setSignatureVersion(SignVersion.V4);        
        OSS ossClient = OSSClientBuilder.create()
        .endpoint(endpoint)
        .credentialsProvider(credentialsProvider)
        .clientConfiguration(clientBuilderConfiguration)
        .region(region)               
        .build();

        try {
            // Create a PutObjectRequest object. 
            PutObjectRequest putObjectRequest = new PutObjectRequest(bucketName, objectName, new File(filePath));
            // The following sample code provides an example on how to specify the storage class and ACL of an object when you upload the object: 
            // ObjectMetadata metadata = new ObjectMetadata();
            // metadata.setHeader(OSSHeaders.OSS_STORAGE_CLASS, StorageClass.Standard.toString());
            // metadata.setObjectAcl(CannedAccessControlList.Private);
            // putObjectRequest.setMetadata(metadata);
            
            // Upload the local file. 
            PutObjectResult result = ossClient.putObject(putObjectRequest);           
        } catch (OSSException oe) {
            System.out.println("Caught an OSSException, which means your request made it to OSS, "
                    + "but was rejected with an error response for some reason.");
            System.out.println("Error Message:" + oe.getErrorMessage());
            System.out.println("Error Code:" + oe.getErrorCode());
            System.out.println("Request ID:" + oe.getRequestId());
            System.out.println("Host ID:" + oe.getHostId());
        } catch (ClientException ce) {
            System.out.println("Caught an ClientException, which means the client encountered "
                    + "a serious internal problem while trying to communicate with OSS, "
                    + "such as not being able to access the network.");
            System.out.println("Error Message:" + ce.getMessage());
        } finally {
            if (ossClient != null) {
                ossClient.shutdown();
            }
        }
    }
}

<?php
if (is_file(__DIR__ . '/../autoload.php')) {
    require_once __DIR__ . '/../autoload.php';
}
if (is_file(__DIR__ . '/../vendor/autoload.php')) {
    require_once __DIR__ . '/../vendor/autoload.php';
}

use OSS\OssClient;
use OSS\Core\OssException;
use OSS\Model\StyleConfig;
// Obtain access credentials from environment variables. Before you run this sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are set.
$accessKeyId = getenv("OSS_ACCESS_KEY_ID");
$accessKeySecret = getenv("OSS_ACCESS_KEY_SECRET");
// Set yourEndpoint to the endpoint of the region where your bucket is located. For example, if your bucket is in the China (Hangzhou) region, set the endpoint to https://oss-cn-hangzhou.aliyuncs.com.
$endpoint = "yourEndpoint";
// Specify the bucket name.
$bucket= "examplebucket";
try{
    $ossClient = new OssClient($accessKeyId, $accessKeySecret, $endpoint);
    $result = $ossClient->getObject($bucket, "demo.txt");
} catch(OssException $e) {
    printf($e->getMessage() . "\n");
    printf($e->getRequestId() . "\n");
}

const OSS = require('ali-oss')
const path=require("path")

const client = new OSS({
  // Set yourregion to the region where the bucket is located. For example, if the bucket is in the China (Hangzhou) region, set Region to oss-cn-hangzhou.
  region: 'yourregion',
  // Obtain access credentials from environment variables. Before you run this sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are set.
  accessKeyId: process.env.OSS_ACCESS_KEY_ID,
  accessKeySecret: process.env.OSS_ACCESS_KEY_SECRET,
  authorizationV4: true,
  // Specify the bucket name.
  bucket: 'examplebucket',
});

// Custom request headers
const headers = {
  // Specify the storage class of the object.
  'x-oss-storage-class': 'Standard',
  // Specify the access permissions of the object.
  'x-oss-object-acl': 'private',
  // When the file is accessed using its URL, specify that the file is downloaded as an attachment. The downloaded file is named example.txt.
  'Content-Disposition': 'attachment; filename="example.txt"',
  // Set tags for the object. You can set multiple tags at the same time.
  'x-oss-tagging': 'Tag1=1&Tag2=2',
  // Specify whether to overwrite an object that has the same name during a PutObject operation. This parameter is set to true to prevent the object from being overwritten.
  'x-oss-forbid-overwrite': 'true',
};

async function put () {
  try {
    // Specify the full path of the OSS object and the full path of the local file. The full path of the OSS object cannot contain the bucket name.
    // If you do not specify a local path in the full path of the local file, the file is uploaded from the local path of the project to which the sample program belongs.
    const result = await client.put('exampleobject.txt', path.normalize('D:\\localpath\\examplefile.txt')
    // Custom headers
    ,{headers}
    );
    console.log(result);
  } catch (e) {
    console.log(e);
  }
}

put();

# -*- coding: utf-8 -*-
import oss2
from oss2.credentials import EnvironmentVariableCredentialsProvider

# Obtain access credentials from the environment variables. Before you run the sample code, make sure that you have configured environment variables OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET. 
auth = oss2.ProviderAuthV4(EnvironmentVariableCredentialsProvider())

# Specify the endpoint of the region in which the bucket is located. For example, if the bucket is located in the China (Hangzhou) region, set the endpoint to https://oss-cn-hangzhou.aliyuncs.com. 
endpoint = "https://oss-cn-hangzhou.aliyuncs.com"
# Specify the ID of the region that maps to the endpoint. Example: cn-hangzhou. This parameter is required if you use the signature algorithm V4.
region = "cn-hangzhou"

# Specify the name of the bucket.
bucket = oss2.Bucket(auth, endpoint, "examplebucket", region=region)

try:
    # Specify the name of the downloaded object. Example: exampleobject.txt. 
    stream = bucket.get_object('exampleobject.txt')
except oss2.exceptions.NoSuchKey as e:
    print('status={0}, request_id={1}'.format(e.status, e.request_id))            

package main

import (
	"fmt"
	"net/http"
	"os"
	"strings"

	"github.com/aliyun/aliyun-oss-go-sdk/oss"
)

// The error handling function.
func HandleError(err error) {
	fmt.Println("Error:", err)
	os.Exit(-1)
}

func main() {
	// Obtain access credentials from environment variables. Before you run this sample code, make sure that the OSS_ACCESS_KEY_ID and OSS_ACCESS_KEY_SECRET environment variables are set.
	provider, err := oss.NewEnvironmentVariableCredentialsProvider()
	if err != nil {
		fmt.Println("Error:", err)
		os.Exit(-1)
	}
	// Create an OSSClient instance.
	// Set yourEndpoint to the endpoint of the region where your bucket is located. This example uses https://oss-cn-hangzhou.aliyuncs.com, which is the endpoint of the China (Hangzhou) region. Replace it with the actual endpoint.
	// An AccessKey pair from an Alibaba Cloud account has permissions for all API operations. Using these credentials for OSS operations is a high-risk practice. We recommend that you use a RAM user for API calls or routine O&M. To create a RAM user, log on to the RAM console.
	client, err := oss.New("https://oss-cn-hangzhou.aliyuncs.com", "", "", oss.SetCredentialsProvider(&provider))
	if err != nil {
		HandleError(err)
	}
	// Specify the bucket name. Example: examplebucket.
	bucketName := "examplebucket"
	// Specify the object name. Example: exampleobject.txt.
	objectName := "exampleobject.txt"
	bucket, err := client.Bucket(bucketName)
	if err != nil {
		HandleError(err)
	}
	var responseHeader http.Header
	// Upload a string.
	err = bucket.PutObject(objectName, strings.NewReader("Hello OSS"), oss.GetResponseHeader(&responseHeader))
	if err != nil {
		if _, ok := err.(oss.ServiceError); ok {
			// err is an oss.ServiceError.
			fmt.Println("Error Message:", err.(oss.ServiceError).Message)
			fmt.Println("Error Code:", err.(oss.ServiceError).Code)
			fmt.Println("Request ID:", err.(oss.ServiceError).RequestID)
			fmt.Println("Host ID:", err.(oss.ServiceError).HostID)
		} else {
			// err is not an oss.ServiceError.
			fmt.Println("Error:", err)
			os.Exit(-1)
		}
	}

	requestId := oss.GetRequestId(responseHeader)
	fmt.Println("Request ID:", requestId)
}