add args for retries

Signed-off-by: Fedor Dikarev <fedor.dikarev@gmail.com>

README.md

@@ -148,7 +148,7 @@ jobs:
 > Google Container Registry. As a fully-managed service with support for both
 > container images and non-container artifacts. If you currently use Google
 > Container Registry, use the information [on this page](https://cloud.google.com/artifact-registry/docs/transition/transition-from-gcr)
-> to learn about transitioning to Google Artifact Registry. 
+> to learn about transitioning to Google Artifact Registry.
 
 You can authenticate with workload identity federation or a service account.
 
@@ -421,7 +421,7 @@ must be placed in format `<tenancy>/<username>` (in case of federated tenancy us
 
 For password [create an auth token](https://www.oracle.com/webfolder/technetwork/tutorials/obe/oci/registry/index.html#GetanAuthToken).
 Save username and token [as a secrets](https://docs.github.com/en/actions/configuring-and-managing-workflows/creating-and-storing-encrypted-secrets#creating-encrypted-secrets-for-a-repository)
-in your GitHub repo. 
+in your GitHub repo.
 
 ```yaml
 name: ci
@@ -507,6 +507,9 @@ The following inputs can be used as `step.with` keys:
 | `password` | String |         | Password or personal access token for authenticating the Docker registry      |
 | `ecr`      | String | `auto`  | Specifies whether the given registry is ECR (`auto`, `true` or `false`)       |
 | `logout`   | Bool   | `true`  | Log out from the Docker registry at the end of a job                          |
+| `http_errors_to_retry` | String | `408,500,502,504` | Comma separated list of HTTP error codes we want to retry |
+| `max_attempts` | String | `1` | Overall maximum number of attempts we will make trying to login (1 means no retries) |
+| `retry_timeout` | String | `15` | Timeout between retries, in seconds |
 
 ## Contributing
 

action.yml

@@ -24,6 +24,17 @@ inputs:
     description: 'Log out from the Docker registry at the end of a job'
     default: 'true'
     required: false
+  http_errors_to_retry:
+    description: 'Comma separated list of HTTP error codes we want to retry'
+    default: '408,500,502,504'
+  max_attempts:
+    description: 'Overall maximum number of attempts we will make trying to login'
+    default: '1'
+    required: false
+  retry_timeout:
+    description: 'Timeout between retries, in seconds'
+    default: '15'
+    required: false
 
 runs:
   using: 'node20'

src/context.ts

@@ -6,6 +6,9 @@ export interface Inputs {
   password: string;
   ecr: string;
   logout: boolean;
+  http_errors_to_retry: string[];
+  max_attempts: number;
+  retry_timeout: number;
 }
 
 export function getInputs(): Inputs {
@@ -14,6 +17,9 @@ export function getInputs(): Inputs {
     username: core.getInput('username'),
     password: core.getInput('password'),
     ecr: core.getInput('ecr'),
-    logout: core.getBooleanInput('logout')
+    logout: core.getBooleanInput('logout'),
+    http_errors_to_retry: core.getInput('http_errors_to_retry').split(','),
+    max_attempts: Number.parseInt(core.getInput('max_attempts')),
+    retry_timeout: Number.parseInt(core.getInput('retry_timeout'))
   };
 }