From cf36ced75094a519682875e0e73571824f34b6ec Mon Sep 17 00:00:00 2001 From: Viacheslav Hletenko Date: Sat, 19 Feb 2022 18:06:27 +0000 Subject: containers: T4249: Allow to connect host device to the container Ability to attach host devices to the container It can be disk, USB device or any device from the directory /dev set container name alp01 device disk source '/dev/vdb1' set container name alp01 device disk destination '/dev/mydisk' --- src/conf_mode/containers.py | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/conf_mode/containers.py b/src/conf_mode/containers.py index 26c50cab6..516671844 100755 --- a/src/conf_mode/containers.py +++ b/src/conf_mode/containers.py @@ -122,6 +122,18 @@ def verify(container): raise ConfigError(f'IP address "{address}" can not be used for a container, '\ 'reserved for the container engine!') + if 'device' in container_config: + for dev, dev_config in container_config['device'].items(): + if 'source' not in dev_config: + raise ConfigError(f'Device "{dev}" has no source path configured!') + + if 'destination' not in dev_config: + raise ConfigError(f'Device "{dev}" has no destination path configured!') + + source = dev_config['source'] + if not os.path.exists(source): + raise ConfigError(f'Device "{dev}" source path "{source}" does not exist!') + if 'environment' in container_config: for var, cfg in container_config['environment'].items(): if 'value' not in cfg: @@ -266,6 +278,14 @@ def apply(container): c = c.replace('-', '_') cap_add += f' --cap-add={c}' + # Add a host device to the container /dev/x:/dev/x + device = '' + if 'device' in container_config: + for dev, dev_config in container_config['device'].items(): + source_dev = dev_config['source'] + dest_dev = dev_config['destination'] + device += f' --device={source_dev}:{dest_dev}' + # Check/set environment options "-e foo=bar" env_opt = '' if 'environment' in container_config: @@ -296,7 +316,7 @@ def apply(container): container_base_cmd = f'podman run --detach --interactive --tty --replace {cap_add} ' \ f'--memory {memory}m --memory-swap 0 --restart {restart} ' \ - f'--name {name} {port} {volume} {env_opt}' + f'--name {name} {device} {port} {volume} {env_opt}' if 'allow_host_networks' in container_config: run(f'{container_base_cmd} --net host {image}') else: -- cgit v1.2.3