allow ignoring users

README.md

@@ -52,6 +52,7 @@ You need to set the following environment variables:
 
 - `SLACK_TOKEN`: This is your Slack token, which you can obtain [here](https://api.slack.com/authentication/basics).
 - `DEFAULT_SLACK_EMAIL`: This is the default email address to be notified when the author cannot be identified.
+- `IGNORE_USERS`: A comma-separated list of usernames to ignore.
 
 ### Build Your Own Image
 
@@ -69,5 +70,6 @@ To run the Docker container:
 docker run -v ./author_mapping.yml:/config/author_mapping.yml \
            -e SLACK_TOKEN=your_slack_token \
            -e DEFAULT_SLACK_EMAIL=your_default_email \
+           -e IGNORE_USERS="some[bot],another[bot]" \
            -p 8080:8080 -d failedkite
 ```

config.py

@@ -5,8 +5,10 @@
 
 class Config:
     def __init__(self):
-        self.slack_token = self._get_env_variable('SLACK_TOKEN')
-        self.default_slack_email = self._get_env_variable('DEFAULT_SLACK_EMAIL')
+        self.slack_token: str = self._get_env_variable('SLACK_TOKEN')
+        self.default_slack_email: str = self._get_env_variable('DEFAULT_SLACK_EMAIL')
+        ignore_users: str | None = self._get_optional_env_variable('IGNORE_USERS')
+        self.ignore_users: list[str] | None = ignore_users.split(',') if ignore_users else None
         self.author_mapping = self._load_author_mapping('/config/author_mapping.yml')
 
     @staticmethod
@@ -16,6 +18,10 @@ def _get_env_variable(name):
             raise ValueError(f"{name} environment variable not set")
         return value
 
+    @staticmethod
+    def _get_optional_env_variable(name, default=None):
+        return os.environ.get(name, default)
+
     @staticmethod
     def _load_author_mapping(file_path):
         with open(file_path, 'r') as mapping_file:

notification_service.py

@@ -30,6 +30,12 @@ def notify(self, build):
             email = build_creator.get("email")
         elif build_author:
             username = build_author.get("username")
+
+            ignore_users: list[str] | None = self.config.ignore_users
+            if ignore_users and username in ignore_users:
+                build_user_message = f"The username={username} was ignored for the failing build url={build_web_url}"
+                return build_user_message, 200
+
             slack_email = self.config.author_mapping.get(username)
 
             if slack_email: