diff options
Diffstat (limited to 'docs/configuration/container/index.rst')
| -rw-r--r-- | docs/configuration/container/index.rst | 164 |
1 files changed, 117 insertions, 47 deletions
diff --git a/docs/configuration/container/index.rst b/docs/configuration/container/index.rst index ed510477..c23a6184 100644 --- a/docs/configuration/container/index.rst +++ b/docs/configuration/container/index.rst @@ -1,34 +1,19 @@ -:lastproofread: 2021-06-30 - -.. include:: /_include/need_improvement.txt - -.. _container: +:lastproofread: 2022-06-10 ######### Container ######### +The VyOS container implementation is based on `Podman<https://podman.io/>` as +a deamonless container engine. + ************* Configuration ************* -.. cfgcmd:: set container <name> - - Set a named container. - -.. cfgcmd:: set container network <networkname> - - Creates a named container network - -.. cfgcmd:: set container registry <name> - - Adds registry to list of unqualified-search-registries. By default, for any - image that does not include the registry in the image name, Vyos will use - docker.io as the container registry. - -.. cfgcmd:: set container <name> image +.. cfgcmd:: set container name <name> image - Sets the image name in the hub registry + Sets the image name in the hub registry .. code-block:: none @@ -42,7 +27,7 @@ Configuration set container name mysql-server image quay.io/mysql:8.0 -.. cfgcmd:: set container <name> allow-host-networks +.. cfgcmd:: set container name <name> allow-host-networks Allow host networking in a container. The network stack of the container is not isolated from the host and will use the host IP. @@ -50,50 +35,52 @@ Configuration The following commands translate to "--net host" when the container is created - .. note:: **allow-host-networks** cannot be used with **network** + .. note:: **allow-host-networks** cannot be used with **network** -.. cfgcmd:: set container <name> description <text> +.. cfgcmd:: set container name <name> network <networkname> - Sets the container description + Attaches user-defined network to a container. + Only one network must be specified and must already exist. -.. cfgcmd:: set container <name> environment '<key>' value '<value>' +.. cfgcmd:: set container name <name> network <networkname> address <address> - Add custom environment variables. - Multiple environment variables are allowed. - The following commands translate to "-e key=value" when the container - is created. + Optionally set a specific static IPv4 or IPv6 address for the container. + This address must be within the named network prefix. - .. code-block:: none + .. note:: The first IP in the container network is reserved by the engine and cannot be used - set container name mysql-server environment 'MYSQL_DATABASE' value 'zabbix' - set container name mysql-server environment 'MYSQL_USER' value 'zabbix' - set container name mysql-server environment 'MYSQL_PASSWORD' value 'zabbix_pwd' - set container name mysql-server environment 'MYSQL_ROOT_PASSWORD' value 'root_pwd' +.. cfgcmd:: set container name <name> description <text> -.. cfgcmd:: set container <name> network <networkname> + Set a container description - Attaches user-defined network to a container. - Only one network must be specified and must already exist. +.. cfgcmd:: set container name <name> environment <key> value <value> - Optionally a specific static IPv4 or IPv6 address can be set for - the container. This address must be within the named network. + Add custom environment variables. + Multiple environment variables are allowed. + The following commands translate to "-e key=value" when the container + is created. .. code-block:: none - set container <name> network <networkname> address <address> + set container name mysql-server environment MYSQL_DATABASE value 'zabbix' + set container name mysql-server environment MYSQL_USER value 'zabbix' + set container name mysql-server environment MYSQL_PASSWORD value 'zabbix_pwd' + set container name mysql-server environment MYSQL_ROOT_PASSWORD value 'root_pwd' - .. note:: The first IP in the container network is reserved by the engine and cannot be used +.. cfgcmd:: set container name <name> port <portname> source <portnumber> +.. cfgcmd:: set container name <name> port <portname> destination <portnumber> +.. cfgcmd:: set container name <name> port <portname> protocol <tcp | udp> -.. cfgcmd:: set container <name> port <portname> [source | destination ] <portnumber> - - Publishes a port for the container + Publish a port for the container. .. code-block:: none set container name zabbix-web-nginx-mysql port http source 80 set container name zabbix-web-nginx-mysql port http destination 8080 + set container name zabbix-web-nginx-mysql port http protocol tcp -.. cfgcmd:: set container <name> volume <volumename> [source | destination ] <path> +.. cfgcmd:: set container name <name> volume <volumename> source <path> +.. cfgcmd:: set container name <name> volume <volumename> destination <path> Mount a volume into the container @@ -101,6 +88,89 @@ Configuration set container name coredns volume 'corefile' source /config/coredns/Corefile set container name coredns volume 'corefile' destination /etc/Corefile + +.. cfgcmd:: set container name <name> volume <volumename> mode <ro | rw> + + Volume is either mounted as rw (read-write - default) or ro (read-only) + +.. cfgcmd:: set container name <name> restart [no | on-failure | always] + + Set the restart behavior of the container. + + - **no**: Do not restart containers on exit + - **on-failure**: Restart containers when they exit with a non-zero exit code, retrying indefinitely (default) + - **always**: Restart containers when they exit, regardless of status, retrying indefinitely + +.. cfgcmd:: set container name <name> memory <MB> + + Constrain the memory available to the container. + + Default is 512 MB. Use 0 MB for unlimited memory. + +.. cfgcmd:: set container name <name> device <devicename> source <path> +.. cfgcmd:: set container name <name> device <devicename> destination <path> + + Add a host device to the container. + +.. cfgcmd:: container name <name> cap-add <text> + + Set container capabilities or permissions. + + - **net-admin**: Network operations (interface, firewall, routing tables) + - **net-bind-service**: Bind a socket to privileged ports (port numbers less than 1024) + - **net-raw**: Permission to create raw network sockets + - **setpcap**: Capability sets (from bounded or inherited set) + - **sys-admin**: Administation operations (quotactl, mount, sethostname, setdomainame) + - **sys-time**: Permission to set system clock + +.. cfgcmd:: set container name <name> disable + + Disable a container. + +.. cfgcmd:: set container network <networkname> + + Creates a named container network + +.. cfgcmd:: set container registry <name> + + Adds registry to list of unqualified-search-registries. By default, for any + image that does not include the registry in the image name, Vyos will use + docker.io as the container registry. + + +****************** +Operation Commands +****************** + +.. opcmd:: add container image <containername> + + Pull a new image for container + +.. opcmd:: show container + + Show the list of all active containers. + +.. opcmd:: show container image + + Show the local container images. + +.. opcmd:: show container log <containername> + + Show logs from a given container + +.. opcmd:: show container network + + Show a list available container networks + +.. opcmd:: restart container <containername> + + Restart a given container + +.. opcmd:: update container image <containername> + + Update container image + + ********************* Example Configuration @@ -150,4 +220,4 @@ Example Configuration set container name zabbix-web-nginx-mysql environment 'MYSQL_ROOT_PASSWORD' value 'root_pwd' set container name zabbix-web-nginx-mysql port http source 80 - set container name zabbix-web-nginx-mysql port http destination 8080
\ No newline at end of file + set container name zabbix-web-nginx-mysql port http destination 8080 |