Add update_host command (#242)

CHANGELOG

@@ -19,6 +19,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Application now automatically assigns deprecated config options to their new equivalents internally.
 - New command `update_config` to update an outdated configuration file with new options, as well as any currently applied overrides.
 - `show_config --secrets <hide|mask|plain>` option for controlling the display mode of sensitive information in the configuration file. Defaults to `mask`.
+- New command `update_host` to update basic information about a host.
 
 ### Changed
 

zabbix_cli/commands/host.py

@@ -159,6 +159,48 @@ def create_host(
     render_result(Result(message=f"Created host {host_name!r} ({host_id})"))
 
 
+@app.command(name="update_host", rich_help_panel=HELP_PANEL)
+def update_host(
+    ctx: typer.Context,
+    hostname_or_ip: str = typer.Argument(
+        help="Hostname or IP",
+        show_default=False,
+    ),
+    name: Optional[str] = typer.Option(
+        None,
+        "--name",
+        help="Visible name of the host.",
+    ),
+    description: Optional[str] = typer.Option(
+        None,
+        "--description",
+        help="Description of the host.",
+    ),
+) -> None:
+    """Update basic information about a host.
+
+    Other notable commands to update a host:
+
+    - [command]update_host_inventory[/]
+    - [command]create_host_interface[/]
+    - [command]update_host_interface[/]
+    - [command]monitor_host[/]
+    - [command]add_host_to_hostgroup[/]
+    - [command]remove_host_from_hostgroup[/]
+    """
+    from zabbix_cli.models import Result
+
+    check_at_least_one_option_set(ctx)
+
+    host = app.state.client.get_host(hostname_or_ip)
+    app.state.client.update_host(
+        host,
+        name=name,
+        description=description,
+    )
+    render_result(Result(message=f"Updated host {host}."))
+
+
 @app.command(
     name="create_host_interface",
     rich_help_panel=HELP_PANEL,

zabbix_cli/output/console.py

@@ -108,8 +108,7 @@ def error(
 
 
 def print_help(ctx: typer.Context) -> None:
-    console.print(ctx.command.get_help(ctx))
-    raise SystemExit(1)
+    console.print(ctx.get_help())
 
 
 def exit_ok(message: Optional[str] = None, code: int = 0, **kwargs: Any) -> NoReturn:

zabbix_cli/pyzabbix/client.py

@@ -958,6 +958,25 @@ def create_host(
             )
         return str(resp["hostids"][0])
 
+    def update_host(
+        self,
+        host: Host,
+        name: Optional[str] = None,
+        description: Optional[str] = None,
+    ) -> None:
+        """Updates basic information about a host."""
+        params: ParamsType = {
+            "hostid": host.hostid,
+        }
+        if name:
+            params["host"] = name
+        if description:
+            params["description"] = description
+        try:
+            self.host.update(**params)
+        except ZabbixAPIException as e:
+            raise ZabbixAPICallError(f"Failed to update host {host.host!r}") from e
+
     def delete_host(self, host_id: str) -> None:
         """Deletes a host."""
         try: