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Glossary
DocumentaçãoCloud Object StorageSDK DocumentationC SDKRemote Disaster RecoveryVersioning

Versioning

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Última atualização: 2025-10-14 10:49:05

Feature Overview

This document provides an overview of APIs and SDK code samples for versioning.
API
Operation
Description
Setting Versioning
Sets the versioning configuration of a bucket
Querying Versioning
Queries the versioning configuration of a bucket

Setting Versioning

Note

This API is used to set the versioning configuration for a bucket.

Method prototype

cos_status_t *cos_put_bucket_versioning(const cos_request_options_t *options,
                                        const cos_string_t *bucket, 
                                        cos_versioning_content_t *versioning, 
                                        cos_table_t **resp_headers);

Description

Parameter name
ParameterDescription
Local Disk Types
options
COS request options
Struct
bucket
The bucket name must follow the naming format: BucketName-APPID.
String
versioning
Versioning request operation parameters
Struct
status
Whether to enable versioning. Enumerated values: Suspended, Enabled
String
resp_headers
Returns the HTTP response headers
Struct

Response description

Response Parameter
Description
Local Disk Types
code
Error Codes
Int
error_code
Error code
String
error_msg
Error code description
String
req_id
Request message ID
String

Sample

Enable Versioning
#include "cos_http_io.h"
#include "cos_api.h"
#include "cos_log.h"
#include <unistd.h>

// endpoint is the COS access domain name. For more information, see https://www.tencentcloud.com/document/product/436/6224.
static char TEST_COS_ENDPOINT[] = "cos.ap-guangzhou.myqcloud.com";
// A developer-owned secret ID/key used for the project. It can be obtained at https://console.tencentcloud.com/cam/capi.
static char *TEST_ACCESS_KEY_ID;                //your secret_id
static char *TEST_ACCESS_KEY_SECRET;            //your secret_key
// The only user-level resource identifier for COS access. It can be obtained at https://console.tencentcloud.com/cam/capi.
static char TEST_APPID[] = "<APPID>";    //your appid
// COS bucket name, in the format of [bucket]-[appid], for example mybucket-1253666666. It can be obtained at https://console.tencentcloud.com/cos5/bucket.
static char TEST_BUCKET_NAME[] = "<bucketname-appid>"; 

void log_status(cos_status_t *s)
{
    cos_warn_log("status->code: %d", s->code);
    if (s->error_code) cos_warn_log("status->error_code: %s", s->error_code);
    if (s->error_msg) cos_warn_log("status->error_msg: %s", s->error_msg);
    if (s->req_id) cos_warn_log("status->req_id: %s", s->req_id);
}

void init_test_config(cos_config_t *config, int is_cname)
{
    cos_str_set(&config->endpoint, TEST_COS_ENDPOINT);
    cos_str_set(&config->access_key_id, TEST_ACCESS_KEY_ID);
    cos_str_set(&config->access_key_secret, TEST_ACCESS_KEY_SECRET);
    cos_str_set(&config->appid, TEST_APPID);
    config->is_cname = is_cname;
}

void init_test_request_options(cos_request_options_t *options, int is_cname)
{
    options->config = cos_config_create(options->pool);
    init_test_config(options->config, is_cname);
    options->ctl = cos_http_controller_create(options->pool, 0);
}

void test_put_versioning()
{
    cos_pool_t *p = NULL;
    int is_cname = 0;
    cos_status_t *s = NULL;
    cos_request_options_t *options = NULL;
    cos_string_t bucket;
    cos_table_t *resp_headers = NULL;

   // Initialize request options
    cos_pool_create(&p, NULL);
    options = cos_request_options_create(p);
    init_test_request_options(options, is_cname);
    cos_str_set(&bucket, TEST_BUCKET_NAME);

    //put bucket versioning
    cos_versioning_content_t *versioning = NULL;
    versioning = cos_create_versioning_content(p);
    cos_str_set(&versioning->status, "Enabled");
    s = cos_put_bucket_versioning(options, &bucket, versioning, &resp_headers);
    if (cos_status_is_ok(s)) {
        printf("put bucket versioning succeeded\\n");
    } else {
        printf("put bucket versioning failed\\n");
    }

    cos_pool_destroy(p);
}

int main(int argc, char *argv[])
{
    // Get SECRETID and SECRETKEY from environment variables
    TEST_ACCESS_KEY_ID     = getenv("COS_SECRETID");
    TEST_ACCESS_KEY_SECRET = getenv("COS_SECRETKEY");

    if (cos_http_io_initialize(NULL, 0) != COSE_OK) {
       exit(1);
    }

    //set log level, default COS_LOG_WARN
    cos_log_set_level(COS_LOG_WARN);

    //set log output, default stderr
    cos_log_set_output(NULL);

    test_put_versioning();

    cos_http_io_deinitialize();

    return 0;
}
Suspend Versioning
#include "cos_http_io.h"
#include "cos_api.h"
#include "cos_log.h"
#include <unistd.h>

// endpoint is the COS access domain name. For more information, see https://www.tencentcloud.com/document/product/436/6224.
static char TEST_COS_ENDPOINT[] = "cos.ap-guangzhou.myqcloud.com";
// A developer-owned secret ID/key used for the project. It can be obtained at https://console.tencentcloud.com/cam/capi.
static char *TEST_ACCESS_KEY_ID;                //your secret_id
static char *TEST_ACCESS_KEY_SECRET;            //your secret_key
// The only user-level resource identifier for COS access. It can be obtained at https://console.tencentcloud.com/cam/capi.
static char TEST_APPID[] = "<APPID>";    //your appid
// COS bucket name, in the format of [bucket]-[appid], for example mybucket-1253666666. It can be obtained at https://console.tencentcloud.com/cos5/bucket.
static char TEST_BUCKET_NAME[] = "<bucketname-appid>"; 

void log_status(cos_status_t *s)
{
    cos_warn_log("status->code: %d", s->code);
    if (s->error_code) cos_warn_log("status->error_code: %s", s->error_code);
    if (s->error_msg) cos_warn_log("status->error_msg: %s", s->error_msg);
    if (s->req_id) cos_warn_log("status->req_id: %s", s->req_id);
}

void init_test_config(cos_config_t *config, int is_cname)
{
    cos_str_set(&config->endpoint, TEST_COS_ENDPOINT);
    cos_str_set(&config->access_key_id, TEST_ACCESS_KEY_ID);
    cos_str_set(&config->access_key_secret, TEST_ACCESS_KEY_SECRET);
    cos_str_set(&config->appid, TEST_APPID);
    config->is_cname = is_cname;
}

void init_test_request_options(cos_request_options_t *options, int is_cname)
{
    options->config = cos_config_create(options->pool);
    init_test_config(options->config, is_cname);
    options->ctl = cos_http_controller_create(options->pool, 0);
}

void test_put_versioning()
{
    cos_pool_t *p = NULL;
    int is_cname = 0;
    cos_status_t *s = NULL;
    cos_request_options_t *options = NULL;
    cos_string_t bucket;
    cos_table_t *resp_headers = NULL;

   // Initialize request options
    cos_pool_create(&p, NULL);
    options = cos_request_options_create(p);
    init_test_request_options(options, is_cname);
    cos_str_set(&bucket, TEST_BUCKET_NAME);

    //put bucket versioning
    cos_versioning_content_t *versioning = NULL;
    versioning = cos_create_versioning_content(p);
    cos_str_set(&versioning->status, "Suspended");
    s = cos_put_bucket_versioning(options, &bucket, versioning, &resp_headers);
    if (cos_status_is_ok(s)) {
        printf("put bucket versioning succeeded\\n");
    } else {
        printf("put bucket versioning failed\\n");
    }

    cos_pool_destroy(p);
}

int main(int argc, char *argv[])
{
    // Get SECRETID and SECRETKEY from environment variables
    TEST_ACCESS_KEY_ID     = getenv("COS_SECRETID");
    TEST_ACCESS_KEY_SECRET = getenv("COS_SECRETKEY");

    if (cos_http_io_initialize(NULL, 0) != COSE_OK) {
       exit(1);
    }

    //set log level, default COS_LOG_WARN
    cos_log_set_level(COS_LOG_WARN);

    //set log output, default stderr
    cos_log_set_output(NULL);

    test_put_versioning();

    cos_http_io_deinitialize();

    return 0;
}

Querying Versioning

Note

This API is used to query the versioning configuration of a bucket.

Method prototype

cos_status_t *cos_get_bucket_versioning(const cos_request_options_t *options,
                                        const cos_string_t *bucket, 
                                        cos_versioning_content_t *versioning, 
                                        cos_table_t **resp_headers);

Description

Parameter name
ParameterDescription
Local Disk Types
options
COS request options
Struct
bucket
The bucket name must follow the naming format: BucketName-APPID.
String
versioning
Versioning request operation parameters
Struct
status
Whether to enable versioning. Enumerated values: Suspended, Enabled
String
resp_headers
Returns the HTTP response headers
Struct

Response description

Response Parameter
Description
Local Disk Types
code
Error Codes
Int
error_code
Error code
String
error_msg
Error code description
String
req_id
Request message ID
String

Sample

#include "cos_http_io.h"
#include "cos_api.h"
#include "cos_log.h"
#include <unistd.h>

// endpoint is the COS access domain name. For more information, see https://www.tencentcloud.com/document/product/436/6224.
static char TEST_COS_ENDPOINT[] = "cos.ap-guangzhou.myqcloud.com";
// A developer-owned secret ID/key used for the project. It can be obtained at https://console.tencentcloud.com/cam/capi.
static char *TEST_ACCESS_KEY_ID;                //your secret_id
static char *TEST_ACCESS_KEY_SECRET;            //your secret_key
// The only user-level resource identifier for COS access. It can be obtained at https://console.tencentcloud.com/cam/capi.
static char TEST_APPID[] = "<APPID>";    //your appid
// COS bucket name, in the format of [bucket]-[appid], for example mybucket-1253666666. It can be obtained at https://console.tencentcloud.com/cos5/bucket.
static char TEST_BUCKET_NAME[] = "<bucketname-appid>"; 

void log_status(cos_status_t *s)
{
    cos_warn_log("status->code: %d", s->code);
    if (s->error_code) cos_warn_log("status->error_code: %s", s->error_code);
    if (s->error_msg) cos_warn_log("status->error_msg: %s", s->error_msg);
    if (s->req_id) cos_warn_log("status->req_id: %s", s->req_id);
}

void init_test_config(cos_config_t *config, int is_cname)
{
    cos_str_set(&config->endpoint, TEST_COS_ENDPOINT);
    cos_str_set(&config->access_key_id, TEST_ACCESS_KEY_ID);
    cos_str_set(&config->access_key_secret, TEST_ACCESS_KEY_SECRET);
    cos_str_set(&config->appid, TEST_APPID);
    config->is_cname = is_cname;
}

void init_test_request_options(cos_request_options_t *options, int is_cname)
{
    options->config = cos_config_create(options->pool);
    init_test_config(options->config, is_cname);
    options->ctl = cos_http_controller_create(options->pool, 0);
}

void test_get_versioning()
{
    cos_pool_t *p = NULL;
    int is_cname = 0;
    cos_status_t *s = NULL;
    cos_request_options_t *options = NULL;
    cos_string_t bucket;
    cos_table_t *resp_headers = NULL;

   // Initialize request options
    cos_pool_create(&p, NULL);
    options = cos_request_options_create(p);
    init_test_request_options(options, is_cname);
    cos_str_set(&bucket, TEST_BUCKET_NAME);

    //get bucket versioning
    cos_versioning_content_t *versioning = NULL;
    versioning = cos_create_versioning_content(p);
    s = cos_get_bucket_versioning(options, &bucket, versioning, &resp_headers);
    if (cos_status_is_ok(s)) {
        printf("put bucket versioning succeeded\\n");
        printf("bucket versioning status: %s\\n", versioning->status.data);
    } else {
        printf("put bucket versioning failed\\n");
    }

    cos_pool_destroy(p);
}

int main(int argc, char *argv[])
{
    // Get SECRETID and SECRETKEY from environment variables
    TEST_ACCESS_KEY_ID     = getenv("COS_SECRETID");
    TEST_ACCESS_KEY_SECRET = getenv("COS_SECRETKEY");

    if (cos_http_io_initialize(NULL, 0) != COSE_OK) {
       exit(1);
    }

    //set log level, default COS_LOG_WARN
    cos_log_set_level(COS_LOG_WARN);

    //set log output, default stderr
    cos_log_set_output(NULL);

    test_get_versioning();

    cos_http_io_deinitialize();

    return 0;
}

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