diff options
Diffstat (limited to 'src/conf_mode/container.py')
| -rwxr-xr-x | src/conf_mode/container.py | 47 |
1 files changed, 42 insertions, 5 deletions
diff --git a/src/conf_mode/container.py b/src/conf_mode/container.py index 594de3eb0..4ec9b8849 100755 --- a/src/conf_mode/container.py +++ b/src/conf_mode/container.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2021-2024 VyOS maintainers and contributors +# Copyright VyOS maintainers and contributors <maintainers@vyos.io> # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License version 2 or later as @@ -22,6 +22,7 @@ from ipaddress import ip_address from ipaddress import ip_network from json import dumps as json_write +import psutil from vyos.base import Warning from vyos.config import Config from vyos.configdict import dict_merge @@ -223,6 +224,21 @@ def verify(container): if not os.path.exists(source): raise ConfigError(f'Volume "{volume}" source path "{source}" does not exist!') + if 'tmpfs' in container_config: + for tmpfs, tmpfs_config in container_config['tmpfs'].items(): + if 'destination' not in tmpfs_config: + raise ConfigError(f'tmpfs "{tmpfs}" has no destination path configured!') + if 'size' in tmpfs_config: + free_mem_mb: int = psutil.virtual_memory().available / 1024 / 1024 + if int(tmpfs_config['size']) > free_mem_mb: + Warning(f'tmpfs "{tmpfs}" size is greater than the current free memory!') + + total_mem_mb: int = (psutil.virtual_memory().total / 1024 / 1024) / 2 + if int(tmpfs_config['size']) > total_mem_mb: + raise ConfigError(f'tmpfs "{tmpfs}" size should not be more than 50% of total system memory!') + else: + raise ConfigError(f'tmpfs "{tmpfs}" has no size configured!') + if 'port' in container_config: for tmp in container_config['port']: if not {'source', 'destination'} <= set(container_config['port'][tmp]): @@ -273,6 +289,13 @@ def verify(container): if 'registry' in container: for registry, registry_config in container['registry'].items(): + if 'mirror' in registry_config: + if 'host_name' in registry_config['mirror'] and 'address' in registry_config['mirror']: + raise ConfigError(f'Container registry mirror address/host-name are mutually exclusive!') + + if 'path' in registry_config['mirror'] and not registry_config['mirror']['path'].startswith('/'): + raise ConfigError('Container registry mirror path must start with "/"!') + if 'authentication' not in registry_config: continue if not {'username', 'password'} <= set(registry_config['authentication']): @@ -287,12 +310,13 @@ def generate_run_arguments(name, container_config): memory = container_config['memory'] shared_memory = container_config['shared_memory'] restart = container_config['restart'] + log_driver = container_config['log_driver'] # Add sysctl options sysctl_opt = '' if 'sysctl' in container_config and 'parameter' in container_config['sysctl']: for k, v in container_config['sysctl']['parameter'].items(): - sysctl_opt += f" --sysctl {k}={v['value']}" + sysctl_opt += f" --sysctl \"{k}={v['value']}\"" # Add capability options. Should be in uppercase capabilities = '' @@ -301,6 +325,11 @@ def generate_run_arguments(name, container_config): cap = cap.upper().replace('-', '_') capabilities += f' --cap-add={cap}' + # Grant root capabilities to the container + privileged = '' + if 'privileged' in container_config: + privileged = '--privileged' + # Add a host device to the container /dev/x:/dev/x device = '' if 'device' in container_config: @@ -362,6 +391,14 @@ def generate_run_arguments(name, container_config): prop = vol_config['propagation'] volume += f' --volume {svol}:{dvol}:{mode},{prop}' + # Mount tmpfs + tmpfs = '' + if 'tmpfs' in container_config: + for tmpfs_config in container_config['tmpfs'].values(): + dest = tmpfs_config['destination'] + size = tmpfs_config['size'] + tmpfs += f' --mount=type=tmpfs,tmpfs-size={size}M,destination={dest}' + host_pid = '' if 'allow_host_pid' in container_config: host_pid = '--pid host' @@ -371,9 +408,9 @@ def generate_run_arguments(name, container_config): for ns in container_config['name_server']: name_server += f'--dns {ns}' - container_base_cmd = f'--detach --interactive --tty --replace {capabilities} --cpus {cpu_quota} {sysctl_opt} ' \ - f'--memory {memory}m --shm-size {shared_memory}m --memory-swap 0 --restart {restart} ' \ - f'--name {name} {hostname} {device} {port} {name_server} {volume} {env_opt} {label} {uid} {host_pid}' + container_base_cmd = f'--detach --interactive --tty --replace {capabilities} {privileged} --cpus {cpu_quota} {sysctl_opt} ' \ + f'--memory {memory}m --shm-size {shared_memory}m --memory-swap 0 --restart {restart} --log-driver={log_driver} ' \ + f'--name {name} {hostname} {device} {port} {name_server} {volume} {tmpfs} {env_opt} {label} {uid} {host_pid}' entrypoint = '' if 'entrypoint' in container_config: |