Querying Details About an Image with a Specific Tag
Function
Query the details about an image with a specified tag in an image repository.
Calling Method
For details, see Calling APIs.
Authorization Information
Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.
- If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.
- If you are using identity policy-based authorization, the following identity policy-based permissions are required.
Action
Access Level
Resource Type (*: required)
Condition Key
Alias
Dependencies
swr:repo:getRepoTag
Read
repo *
-
-
-
URI
GET /v2/manage/namespaces/{namespace}/repos/{repository}/tags/{tag}
| Parameter | Mandatory | Type | Description |
|---|---|---|---|
| namespace | Yes | String | Organization name Enter 1 to 64 characters, starting with a lowercase letter and ending with a lowercase letter or digit. Only lowercase letters, digits, periods (.), underscores (_), and hyphens (-) are allowed. Periods, underscores, and hyphens cannot be placed next to each other. A maximum of two consecutive underscores are allowed. |
| repository | Yes | String | Image repository name. The name contains 1 to 128 characters, starting and ending with a lowercase letter or digit. Only lowercase letters, digits, periods (.), slashes (/), underscores (_), and hyphens (-) are allowed. Periods, slashes, underscores, and hyphens cannot be placed next to each other. A maximum of two consecutive underscores are allowed. If the parameter value contains a slash (/), replace it with a dollar sign ($) before sending the request. |
| tag | Yes | String | Label name |
Request Parameters
| Parameter | Mandatory | Type | Description |
|---|---|---|---|
| Content-Type | Yes | String | Message body type (format). The value can be: application/json;charset=utf-8 application/json |
| X-Auth-Token | Yes | String | User token. You can obtain the token by calling the IAM API used to obtain a user token. |
Response Parameters
Status code: 200
| Parameter | Type | Description |
|---|---|---|
| id | Integer | Tag ID. |
| repo_id | Integer | Repository ID. |
| tag | String | Image tag name. |
| image_id | String | Image ID. |
| manifest | String | Image manifest. |
| digest | String | Hash value of an image. |
| schema | Integer | Docker protocol version, which can be 1 or 2. |
| path | String | Image pull path. The format is swr.example.com/namespace/repository:tag. |
| internal_path | String | Image pull path within a CCE cluster, for example, 10.125.0.198:20202/namespace/repository:tag. |
| size | Integer | Image size, ranging from 0 to 9,223,372,036,854,775,807. |
| is_trusted | Boolean | By default, the value is false. |
| created | String | Time when an image was created. It is the UTC standard time. You need to calculate the offset based on the local time, for example, UTC+8:00 for the East 8th Time Zone. |
| updated | String | Time when an image was updated. It is the UTC standard time. You need to calculate the offset based on the local time, for example, UTC+8:00 for the East 8th Time Zone. |
| domain_id | String | Account ID. |
| tag_type | Integer | The value 0 indicates a manifest, and 1 indicates the manifest list. |
Example Requests
None
Example Responses
Status code: 200
{
"id" : 0,
"repo_id" : 0,
"tag" : "latest",
"image_id" : "741f24a795d6d93d7c6edd11780d63c13e16c39615dd9d223378a57a836f2ee6",
"manifest" : "{\"schemaVersion\":2,\"mediaType\":\"application/vnd.docker.distribution.manifest.v2+json\",\"config\":{\"mediaType\":\"application/vnd.docker.container.image.v1+json\",\"size\":1862,\"digest\":\"sha256:741f24a795d6d93d7c6edd11780d63c13e16c39615dd9d223378a57a836f2ee6\"},\"layers\":[{\"mediaType\":\"application/vnd.docker.image.rootfs.diff.tar.gzip\",\"size\":1292800,\"digest\":\"sha256:8ac8bfaff55af948c796026ee867448c5b5b5d9dd3549f4006d9759b25d4a893\"},{\"mediaType\":\"application/vnd.docker.image.rootfs.diff.tar.gzip\",\"size\":10240,\"digest\":\"sha256:77ddbf3a9fe11e81761a0f9df43a28e3e6f29bbb53c0c8cf71cd7efa69729aed\"}]}",
"digest" : "sha256:57b605845a6367c34bfb6ea6477f16852f59aa1861a2b51d10ab77ae0a1dc9c3",
"schema" : 2,
"path" : "swr.example.com/namespace/busybox:latest",
"internal_path" : "10.125.0.198:20202/namespace/busybox:latest",
"size" : 1304902,
"is_trusted" : false,
"created" : "2018-07-06T06:18:55Z",
"updated" : "2018-07-06T06:18:55Z",
"domain_id" : "050*****************6d70a960",
"tag_type" : 0
} SDK Sample Code
The SDK sample code is as follows.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.swr.v2.region.SwrRegion; import com.huaweicloud.sdk.swr.v2.*; import com.huaweicloud.sdk.swr.v2.model.*; public class ShowRepoTagSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); ICredential auth = new BasicCredentials() .withAk(ak) .withSk(sk); SwrClient client = SwrClient.newBuilder() .withCredential(auth) .withRegion(SwrRegion.valueOf("<YOUR REGION>")) .build(); ShowRepoTagRequest request = new ShowRepoTagRequest(); request.withNamespace("{namespace}"); request.withRepository("{repository}"); request.withTag("{tag}"); try { ShowRepoTagResponse response = client.showRepoTag(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } } |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 | # coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkswr.v2.region.swr_region import SwrRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkswr.v2 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] credentials = BasicCredentials(ak, sk) client = SwrClient.new_builder() \ .with_credentials(credentials) \ .with_region(SwrRegion.value_of("<YOUR REGION>")) \ .build() try: request = ShowRepoTagRequest() request.namespace = "{namespace}" request.repository = "{repository}" request.tag = "{tag}" response = client.show_repo_tag(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" swr "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/v2/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") auth, err := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). SafeBuild() if err != nil { fmt.Println(err) return } hcClient, err := swr.SwrClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). SafeBuild() if err != nil { fmt.Println(err) return } client := swr.NewSwrClient(hcClient) request := &model.ShowRepoTagRequest{} request.Namespace = "{namespace}" request.Repository = "{repository}" request.Tag = "{tag}" response, err := client.ShowRepoTag(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } } |
For SDK sample code of more programming languages, see the Sample Code tab in API Explorer. SDK sample code can be automatically generated.
Status Codes
| Status Code | Description |
|---|---|
| 200 | The details of the image with a specified tag have been queried. |
| 400 | Request error. |
| 401 | Authorization failed. |
| 403 | Access denied. |
| 404 | Resource not found. |
| 500 | Internal error. |
Error Codes
See Error Codes.
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