Infrastructure configuration

Note: If you have changed the configuration or changed the operating status of any component involved in this document while LiCO is running, the following command must be executed to restart LiCO:


systemctl restart lico

The following part of the login configuration in the /etc/lico/lico.ini.d/user.ini should be modified:


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[USER.LOGIN]
# Maximum number of login password error attempts
MAX_CHANCE = 5
# If user login failures exceed MAX_CHANCE,the system will suspend this user for 1 hour
LOCKED_HOURS = 1

Job resource configuration

The following part of the job resource configuration in the /etc/lico/lico.ini.d/job.ini should be modified:


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[JOB.CSRES]
# the port range used by job.
PORT_BEGIN = 25000
PORT_END = 27500

Database configuration

If you database server is not the same as the LiCO management node. Change the instructions in the following configuration file to the ip address of your database server.

/etc/lico/lico.ini


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[DATABASE]
# the ip address where the mariadb installed
HOST = '127.0.0.1'
[INFLUXDB]
# the ip address where the influxdb installed
HOST = '127.0.0.1'

AI Studio configuration

If you need the function of publishing your aistudio model to docker, you must prepare a letrain docker image on a docker registry. The following part of the aistudio configuration in the /etc/lico/lico.ini.d/aistudio.ini should be modified:


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[AISTUDIO]
# Letrain docker image
LETRAIN_DOCKER_IMAGE = ''

Publish configuration

In the publish operation, the /tmp directory is used by default to cache temporary files. If you want to change it,the following part of the Publish configuration in the /etc/lico/lico.ini.d/publish.ini should be modified:


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[PUBLISH]
BUILDAH_TMPDIR = ""

When you need to publish docker. you need to edit the /etc/containers/storage.conf file. modify the mountopt = "nodev,metacopy=on" to mountopt = "nodev,metacopy=off".

Container configuration

If you want to use lico web to build images. the following part of the container configuration in the /etc/lico/lico.ini.d/container.ini should be modified:


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[CONTAINER]
# Singularity will cache SIF container images generated from remote sources, and any OCI/docker layers used to create them.The cache is created at $HOME/.singularity/cache by default. The location of the cache can be changed by setting the SINGULARITY_CACHEDIR environment variable.
SINGULARITY_CACHEDIR = ""
# When building a container, or pulling/running a Singularity container from a Docker/OCI source, a temporary working space is required. You may need to set SINGULARITY_TMPDIR when building a large container on a system which has a small /tmp filesystem
SINGULARITY_TMPDIR = ""

Devtools configuration

If you want to control the time when jupyter is automatically closed. the following part of the devtools configuration in the /etc/lico/lico.ini.d/devtools.ini should be modified:


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[DEVTOOLS]
#Shut down the server after N seconds with no kernels or terminals running and no activity.
SHUTDOWN_NO_ACTIVITY_TIMEOUT=3600
#Timeout (in seconds) after which a kernel is considered idle and ready to be culled.
KERNEL_CULL_IDLE_TIMEOUT=300
#Timeout (in seconds) in which a terminal has been inactive and ready to be culled.
TERMINAL_CULL_INACTIVE_TIMEOUT=300