Kaapana

https://kaapana.readthedocs.io/en/stable/
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### Server Installation Script Example

Source: https://kaapana.readthedocs.io/en/stable/glossary.html

This script is used to install dependencies on the server. It is deprecated and replaced by kaapanactl.

```bash
./kaapana/server-installation/server_installation.sh
```

--------------------------------

### Install Poetry and Project Dependencies

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/build.html

Installs Poetry and then installs project dependencies using Poetry. This is a one-time setup step.

```bash
# Install Poetry
pip install poetry

# Create and activate the environment (only needed once)
poetry install
```

--------------------------------

### Install Pipenv and Project Dependencies

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/build.html

Installs Pipenv and then installs project dependencies using Pipenv. This is a one-time setup step.

```bash
# Install pipenv
pip install pipenv

# Create and activate the environment (only needed once)
pipenv install
```

--------------------------------

### Install Docker on Ubuntu

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/build.rst.txt

Install Docker on Ubuntu using snap. A reboot is required after installation.

```bash
sudo apt install -y snapd
```

--------------------------------

### Install Docker using Snap

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/build.rst.txt

Install the Docker package using snap. This command installs the classic Docker version.

```bash
sudo snap install docker --classic --channel=latest/stable
```

--------------------------------

### Download New Installation Script 0.4.0

Source: https://kaapana.readthedocs.io/en/stable/migration_guide/migration_guide_0.4.html

Download the server installation script for the new platform version 0.4.0. This script is used to install the MicroK8s cluster.

```bash
curl https://codebase.helmholtz.cloud/kaapana/kaapana/-/raw/0.4.0/server-installation/server_installation.sh -o server-installation-0.4.0.sh
```

--------------------------------

### Test Docker Installation

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/build.html

Runs a simple 'hello-world' container to verify that Docker is installed and functioning correctly, especially for non-root users.

```bash
docker run hello-world
```

--------------------------------

### Install Server Dependencies (Online)

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/server_installation.html

Execute the kaapanactl.sh script with sudo to install server dependencies. This command assumes an online installation.

```bash
sudo ./kaapanactl.sh install
```

--------------------------------

### Install Docker on AlmaLinux

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/build.rst.txt

Install Docker on AlmaLinux using snap. This involves installing EPEL release first. A reboot is required after installation.

```bash
sudo dnf install -y epel-release && sudo dnf install -y snapd
```

--------------------------------

### Download and Install MicroK8s Cluster 0.4.0

Source: https://kaapana.readthedocs.io/en/stable/_sources/migration_guide/migration_guide_0.4.rst.txt

Download the installation script for version 0.4.0 and then use it to install the MicroK8s cluster. This sets up the environment for the new platform version.

```shell
curl https://codebase.helmholtz.cloud/kaapana/kaapana/-/raw/0.4.0/server-installation/server_installation.sh -o server-installation-0.4.0.sh
```

```shell
sudo ./server-installation-0.4.0.sh
```

--------------------------------

### Install Longhorn via Helm

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/kaapana_storage.rst.txt

Installs Longhorn using Helm, adding the repository, updating it, and performing the installation in the 'longhorn-system' namespace. Ensure to use the correct kubelet root directory for your microk8s setup.

```bash
helm repo add longhorn https://charts.longhorn.io
helm repo update
helm install longhorn longhorn/longhorn \
  --namespace longhorn-system \
  --create-namespace \
  --version 1.10.1 \
  --set csi.kubeletRootDir="/var/snap/microk8s/common/var/lib/kubelet"
```

--------------------------------

### Install Helm Chart

Source: https://kaapana.readthedocs.io/en/stable/_sources/development_guide/application_dev_guide.rst.txt

Installs a Helm chart from a local TGZ file. Use this for direct deployment.

```bash
helm install hello-world-chart hello-world-chart-0.1.0.tgz
```

--------------------------------

### Install Helm using Snap

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/build.rst.txt

Install the Helm package manager using snap. This command installs the classic Helm version.

```bash
sudo snap install helm --classic --channel=latest/stable
```

--------------------------------

### Install Dependencies on Ubuntu

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/build.html

Installs essential build dependencies on Ubuntu systems using apt.

```bash
sudo apt update && sudo apt install -y nano curl git python3 python3-pip
```

--------------------------------

### Install Black Formatter

Source: https://kaapana.readthedocs.io/en/stable/_sources/development_guide/black_formatter.rst.txt

Install Black using pip. It requires Python 3.8+.

```bash
pip install black
```

--------------------------------

### Install Kaapana Server (Online)

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/server_installation.rst.txt

Execute the kaapanactl.sh script with the 'install' command to set up Kaapana and its dependencies when an internet connection is available.

```bash
sudo ./kaapanactl.sh install
```

--------------------------------

### Install Black and Pre-commit Hook

Source: https://kaapana.readthedocs.io/en/stable/development_guide/black_formatter.html

Install the pre-commit package and then run it to set up the pre-commit hook for code formatting checks.

```bash
pip install pre-commit && pre-commit

```

--------------------------------

### Install Ubuntu Dependencies

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/build.rst.txt

Installs essential packages for building Kaapana on Ubuntu systems. Run this before cloning the repository.

```bash
sudo apt update && sudo apt install -y nano curl git python3 python3-pip
```

--------------------------------

### Install Docker via Snap

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/build.html

Installs the Docker engine using snap, ensuring the classic confinement and the latest stable channel.

```bash
sudo snap install docker --classic --channel=latest/stable
```

--------------------------------

### Install Snapd on Ubuntu

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/build.html

Installs the snapd package manager on Ubuntu systems if it is not already installed. A reboot is required after installation.

```bash
sudo apt install -y snapd
```

--------------------------------

### Start New Container with Update Scripts Mounted

Source: https://kaapana.readthedocs.io/en/stable/migration_guide/migration_guide_0.3.html

Starts a new database container, mounting the update scripts directory as a volume.

```bash
docker run --name db \
            -it --rm \
            -p 5432:5432 \
            -e POSTGRES_DB=pacsdb \
            -e POSTGRES_USER=pacs \
            -e POSTGRES_PASSWORD=pacs \
            -v ${FAST_DATA_DIR}/postgres-dcm4che9.6:/var/lib/postgresql/data \
            -v /path/to/repository/dcm4chee-arc-light/dcm4chee-arc-entity/src/main/resources/sql/psql:/update \
            -d <image-dcm4che-postgres:0.2.x>
```

--------------------------------

### Download Server Installation Script 0.3.5

Source: https://kaapana.readthedocs.io/en/stable/migration_guide/migration_guide_0.4.html

Download the server installation script for version 0.3.5. This script is used for uninstalling the MicroK8s cluster.

```bash
curl https://codebase.helmholtz.cloud/kaapana/kaapana/-/raw/0.3.5/server-installation/server_installation.sh -o server-installation-0.3.5.sh
```

--------------------------------

### Install Helm Chart Locally

Source: https://kaapana.readthedocs.io/en/stable/development_guide/application_dev_guide.html

Install a packaged Helm chart onto your Kubernetes cluster.

```bash
helm install hello-world-chart hello-world-chart-0.1.0.tgz

```

--------------------------------

### Install Helm Chart with Private Registry

Source: https://kaapana.readthedocs.io/en/stable/development_guide/application_dev_guide.html

Install a Helm chart, specifying details for a private container registry.

```bash
helm install --set-string global.registry_url=<private-registry> --set-string global.credentials_registry_username=<username> --set-string global.credentials_registry_password=<password>  hello-world-chart hello-world-chart-0.1.0.tgz

```

--------------------------------

### Install AlmaLinux Dependencies

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/build.rst.txt

Installs essential packages for building Kaapana on AlmaLinux systems. Run this before cloning the repository.

```bash
sudo dnf update && sudo dnf install -y nano curl git python3 python3-pip
```

--------------------------------

### Install Dependencies on AlmaLinux

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/build.html

Installs essential build dependencies on AlmaLinux systems using dnf.

```bash
sudo dnf update && sudo dnf install -y nano curl git python3 python3-pip
```

--------------------------------

### Example seg_info.json for NIfTI Segmentations

Source: https://kaapana.readthedocs.io/en/stable/_sources/user_guide/workflow_management_system/data_upload.rst.txt

Minimal example of seg_info.json for providing segmentation metadata, including algorithm name and label information.

```json
{
    "algorithm": "Ground truth",
    "seg_info": [
        {
            "label_name": "prostate",
            "label_int": "1"
        }
    ]   
}
```

--------------------------------

### Start Existing dcm4che-Postgres Container (v0.2.x)

Source: https://kaapana.readthedocs.io/en/stable/_sources/migration_guide/migration_guide_0.3.rst.txt

Starts a dcm4che-Postgres container for version 0.2.x. Ensure it accesses the correct database but does not interact with dcm4che.

```shell
docker run --name db \
                    -it --rm \
                    -p 5432:5432 \
                    -e POSTGRES_DB=pacsdb \
                    -e POSTGRES_USER=pacs \
                    -e POSTGRES_PASSWORD=pacs \
                    -v ${SLOW_DATA_DIR}/postgres-dcm4che:/var/lib/postgresql/data \
                    -d <image-dcm4che-postgres:0.2.x>
```

--------------------------------

### Test Docker Installation

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/build.rst.txt

Run a test container to verify that Docker is installed and functioning correctly, especially after configuring non-root user access.

```bash
docker run hello-world
```

--------------------------------

### Start Local Docker Registry

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/build.rst.txt

Start a local Docker registry container with basic authentication enabled. This registry is persistent as long as the container is running.

```bash
docker run -d -p 5000:5000 --restart unless-stopped --name registry -v "$(pwd)"/auth:/auth -e "REGISTRY_AUTH=htpasswd" -e "REGISTRY_AUTH_HTPASSWD_REALM=Registry Realm" REGISTRY_AUTH_HTPASSWD_PATH=/auth/htpasswd registry:2.8.3
```

--------------------------------

### Start New Container with Update Scripts

Source: https://kaapana.readthedocs.io/en/stable/_sources/migration_guide/migration_guide_0.3.rst.txt

Starts a new PostgreSQL container, mounting the data directory and the dcm4che update scripts volume.

```shell
docker run --name db \
                    -it --rm \
                    -p 5432:5432 \
                    -e POSTGRES_DB=pacsdb \
                    -e POSTGRES_USER=pacs \
                    -e POSTGRES_PASSWORD=pacs \
                    -v ${FAST_DATA_DIR}/postgres-dcm4che9.6:/var/lib/postgresql/data \
                    -v /path/to/repository/dcm4chee-arc-light/dcm4chee-arc-entity/src/main/resources/sql/psql:/update \
                    -d <image-dcm4che-postgres:0.2.x>
```

--------------------------------

### Install Task API CLI

Source: https://kaapana.readthedocs.io/en/stable/development_guide/processing_container_dev_guide.html

Install the task-api package from the Kaapana repository using pip. This command is used to set up the CLI for local development.

```bash
python3 -m pip install "task-api@git+https://codebase.helmholtz.cloud/kaapana/kaapana.git@develop#subdirectory=lib/task_api"
```

--------------------------------

### Pull and Install Helm Chart from Repository

Source: https://kaapana.readthedocs.io/en/stable/_sources/development_guide/application_dev_guide.rst.txt

Pulls a Helm chart from an OCI repository and then installs it. Useful for deploying charts hosted remotely.

```bash
helm pull oci://<registry><repository>/hello-world-chart --version 0.1.0
helm install hello-world-chart hello-world-chart-0.1.0.tgz
```

--------------------------------

### Install and Use Pre-commit Hook

Source: https://kaapana.readthedocs.io/en/stable/_sources/development_guide/black_formatter.rst.txt

Install the pre-commit hook to automatically check and format files before committing. This ensures adherence to Black's formatting standards.

```bash
pip install pre-commit && pre-commit
```

--------------------------------

### Add Sleep Command to Installation Script

Source: https://kaapana.readthedocs.io/en/stable/faq/server_installation_issues.html

Insert a 'sleep 60' command into the installation script immediately after 'snap install microk8s' and 'microk8s start' to provide additional time for microk8s to initialize, potentially preventing installation failures.

```bash
sleep 60

```

--------------------------------

### Start Kaapana Build Process

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/advanced_build_system.html

Execute the main build script for Kaapana. Replace placeholders with your registry username and password.

```bash
python3 build-scripts/start_build.py -u <registriy_username> -p <registry_password>
```

--------------------------------

### Help for Build Script

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/build.rst.txt

Run this command to view all available options for the build script, which can be useful for customizing the build process.

```bash
python3 build-scripts/cli --help
```

--------------------------------

### Get Kubernetes Pods

Source: https://kaapana.readthedocs.io/en/stable/development_guide/application_dev_guide.html

Lists all pods running in the Kubernetes cluster across all namespaces. Useful for verifying if your application pod has started successfully.

```bash
kubectl get pods -A

```

--------------------------------

### Example Kaapana Dockerfile for a Workflow

Source: https://kaapana.readthedocs.io/en/stable/_sources/development_guide/how_to_Dockerfile.rst.txt

This Dockerfile sets up a Python environment, installs dependencies using a constraints file, copies the workflow script, and defines the execution command. It includes labels for organization.

```docker
# Dockerfile
# Base Image - Using a slim and small-sized Python base image
FROM python:3.9.16-slim

# LABELS - To organize Kaapana Docker images
LABEL REGISTRY="example-registry"
LABEL IMAGE="example-dockerfile-workflow"
LABEL VERSION="0.1.0"
LABEL BUILD_IGNORE="False"

# Setting up the working directory
WORKDIR /app

# Update pip first and install the necessary Python packages using constraints file
COPY files/requirements.txt .
RUN pip install --upgrade pip && \
    pip install -c https://codebase.helmholtz.cloud/kaapana/constraints/-/raw/0.4.0/constraints.txt -r requirements.txt

# Copy only the necessary script to be executed
COPY files/example-workflow.py .

# Define the command to execute the script
CMD ["python3","-u","example-workflow.py"]
```

--------------------------------

### Install Snapd on AlmaLinux

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/build.html

Installs the snapd package manager on AlmaLinux systems if it is not already installed. A reboot is required after installation.

```bash
sudo dnf install -y epel-release && sudo dnf install -y snapd
```

--------------------------------

### Initialize Kaapana Development Environment

Source: https://kaapana.readthedocs.io/en/stable/_sources/user_guide/extensions.rst.txt

Run this script to build base images and push them to the local registry. It also copies an example pyradiomics extractor DAG.

```bash
cd /kaapana/app
./init.sh
```

--------------------------------

### Build Offline Installer

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/build.rst.txt

Execute this command to build the offline installer for the Kubernetes cluster. The installer and tarball will be generated in specified directories.

```bash
python3 build-scripts/cli.py --build-only --create-offline-installation --default-registry offline
```

--------------------------------

### Install MicroK8s Cluster 0.4.0

Source: https://kaapana.readthedocs.io/en/stable/migration_guide/migration_guide_0.4.html

Install the MicroK8s cluster using the downloaded server installation script for version 0.4.0. Requires root permissions.

```bash
sudo ./server-installation-0.4.0.sh
```

--------------------------------

### Install Python Requirements

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/build.html

Installs Python dependencies required for building Kaapana.

```bash
python3 -m pip install -r kaapana/build-scripts/requirements.txt
```

--------------------------------

### Build and Push DAG Installer Image

Source: https://kaapana.readthedocs.io/en/stable/_sources/development_guide/workflow_extension_with_custom_registry.rst.txt

Builds and pushes the DAG installer image containing the Airflow code to your custom registry. The version `0.0.0` is required to match the default in the DAG installer chart.

```bash
docker build -t <registry>:<port>/<repository>/dag-otsus-method:0.0.0 .
docker push <registry>:<port>/<repository>/dag-otsus-method:0.0.0
```

--------------------------------

### Build Base Images Locally

Source: https://kaapana.readthedocs.io/en/stable/_sources/development_guide/workflow_dev_guide.rst.txt

Builds the base images for CPU, GPU, and installer components using Docker or Podman. Ensure you are in the Kaapana repository root directory.

```bash
docker/podman build -t local-only/base-python-cpu:latest data-processing/base-images/base-python-cpu
```

```bash
docker/podman build -t  local-only/base-python-gpu:latest data-processing/base-images/base-python-gpu
```

```bash
docker/podman build -t local-only/base-installer:latest services/utils/base-installer
```

--------------------------------

### Example Processing Container Configuration

Source: https://kaapana.readthedocs.io/en/stable/_sources/development_guide/processing_container_dev_guide.rst.txt

A sample JSON configuration for a processing container, including its name, description, templates, environment variables, and command.

```json
{
  "name": "my_algorithm",
  "description": "Example processing-container for demonstration",
  "templates": [
    {
      "identifier": "default",
      "description": "Performs example data processing.",
      "inputs": [],
      "outputs": [
        {"name": "channel1", "mounted_path": "/home/channel1"},
        {"name": "channel2", "mounted_path": "/home/channel2"}
      ],
      "env": [
        {
          "name": "TIME_SLEEP",
          "value": "5",
          "type": "int",
          "description": "Number of seconds to sleep before finishing.",
          "adjustable": true
        }
      ],
      "command": ["python3", "-u", "start.py"]
    }
  ]
}
```

--------------------------------

### Install Python Dependencies

Source: https://kaapana.readthedocs.io/en/stable/development_guide/application_dev_guide.html

Installs the necessary Python packages for the Flask application. Ensure requirements.txt is present.

```bash
pip install -r requirements.txt

```

--------------------------------

### Build and Push Extension Images with EDK

Source: https://kaapana.readthedocs.io/en/stable/development_guide/workflow_dev_guide.html

Uses EDK scripts to build all base images and push them to the local registry. This method is recommended for local development.

```bash
./init.sh
```

```bash
./build_extension.sh --dir /kaapana/app/dag/<path-to-extension>
```

--------------------------------

### Run Database Migration Script

Source: https://kaapana.readthedocs.io/en/stable/_sources/migration_guide/migration_guide_0.4.rst.txt

Make the migration script executable and then run it with root permissions. This script backs up existing databases and prepares for the new version.

```shell
sudo chmod +x ./migration_0.3.x-0.4.x.sh
```

```shell
sudo ./migration_0.3.x-0.4.x.sh
```

--------------------------------

### Transfer Data to New Kaapana Installation

Source: https://kaapana.readthedocs.io/en/stable/_sources/migration_guide/migration_guide_0.2.rst.txt

After deploying the new Kaapana version, transfer data from the old installation's PACS and Minio directories to the new ones. Ensure to remove existing empty directories in the new installation before copying.

```shell
sudo rm -rf /home/kaapana/dcm4che
sudo rm -rf /home/kaapana/postgres-dcm4che
sudo rm -rf /home/kaapana/minio
sudo cp -r /home/kaapana_0.1.3/dcm4che /home/kaapana/dcm4che
sudo cp -r /home/kaapana_0.1.3/postgres-dcm4che /home/kaapana/postgres-dcm4che
sudo cp -r /home/kaapana_0.1.3/minio /home/kaapana/minio
```

--------------------------------

### Build Base Images Separately

Source: https://kaapana.readthedocs.io/en/stable/development_guide/workflow_dev_guide.html

Builds individual base images for CPU, GPU, and installer components. Ensure you are in the Kaapana repository root directory.

```bash
cd <path-to-kaapana-repo>
docker/podman build -t local-only/base-python-cpu:latest data-processing/base-images/base-python-cpu
```

```bash
docker/podman build -t local-only/base-python-gpu:latest data-processing/base-images/base-python-gpu
```

```bash
docker/podman build -t local-only/base-installer:latest services/utils/base-installer
```

--------------------------------

### Example DAG with KaapanaBaseOperator

Source: https://kaapana.readthedocs.io/en/stable/_sources/development_guide/processing_container_dev_guide.rst.txt

Illustrates a basic DAG structure using the legacy KaapanaBaseOperator, showing how workflow directories and environment variables were automatically mounted.

```python
dag = DAG(dag_id="my_dag")

get_input = GetInputOperator(dag=dag)
my_algorithm = MyAlgorithmOperator(dag=dag, input_operator=get_input)

get_input >> my_algorithm
```

--------------------------------

### Check Microk8s Status

Source: https://kaapana.readthedocs.io/en/stable/_sources/faq/server_installation_issues.rst.txt

This conditional check can be used before re-running an installation script if it was terminated after Microk8s installation but before configuration.

```bash
# if microk8s status > /dev/null
if false
```

--------------------------------

### Task JSON Example

Source: https://kaapana.readthedocs.io/en/stable/development_guide/processing_container_dev_guide.html

A minimal `task.json` example for local execution. It defines task name, API version, Docker image, task template, input/output bindings, and environment variables.

```json
{
  "name": "example-task",
  "api_version": 1,
  "image": "kaapana/example:latest",
  "taskTemplate": "example",
  "inputs": [
    {"name": "channel1", "input": {"host_path": "./data/input1"}},
    {"name": "channel2", "input": {"host_path": "./data/input2"}}
  ],
  "outputs": [
    {"name": "results", "input": {"host_path": "./data/output"}}
  ],
  "env": [
    {"name": "DUMMY", "value": "5"}
  ]
}
```

--------------------------------

### Build with Remote Registry

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/build.html

Use this command to build the project when a remote registry is available. Replace placeholders with your registry URL, username, and password or access token. Ensure the username/access token does not contain spaces.

```bash
python3 build-scripts/cli.py --default-registry <registry-url> registry-username --registry-pw <registry-password>
```

--------------------------------

### Install Flask Requirements

Source: https://kaapana.readthedocs.io/en/stable/_sources/development_guide/application_dev_guide.rst.txt

Installs the necessary Python packages for a Flask application. Run this command in your project directory.

```bash
pip install -r requirements.txt
```

--------------------------------

### Verify Longhorn Installation

Source: https://kaapana.readthedocs.io/en/stable/installation_guide/kaapana_storage.html

Checks the status of Longhorn pods and lists available storage classes to confirm a successful installation.

```bash
kubectl get pods -n longhorn-system -o wide
```

```bash
kubectl get storageclass
```

--------------------------------

### Pull and Install Helm Chart from OCI Repository

Source: https://kaapana.readthedocs.io/en/stable/development_guide/application_dev_guide.html

Pull a Helm chart from an OCI repository and then install it onto your cluster.

```bash
helm pull oci://<registry><repository>/hello-world-chart --version 0.1.0
helm install hello-world-chart hello-world-chart-0.1.0.tgz

```

--------------------------------

### Minimal Example Task JSON

Source: https://kaapana.readthedocs.io/en/stable/_sources/development_guide/processing_container_dev_guide.rst.txt

A basic task.json configuration for local execution. It defines task name, image, inputs, outputs, and environment variables.

```json
{
  "name": "example-task",
  "api_version": 1,
  "image": "kaapana/example:latest",
  "taskTemplate": "example",
  "inputs": [
    {"name": "channel1", "input": {"host_path": "./data/input1"}},
    {"name": "channel2", "input": {"host_path": "./data/input2"}}
  ],
  "outputs": [
    {"name": "results", "input": {"host_path": "./data/output"}}
  ],
  "env": [
    {"name": "DUMMY", "value": "5"}
  ]
}
```

--------------------------------

### Install Python Requirements

Source: https://kaapana.readthedocs.io/en/stable/_sources/installation_guide/build.rst.txt

Installs the Python dependencies required for building Kaapana. It's recommended to do this within a virtual environment.

```bash
python3 -m pip install -r kaapana/build-scripts/requirements.txt
```

--------------------------------

### Verify GPU Driver Installation

Source: https://kaapana.readthedocs.io/en/stable/_sources/faq/microk8s_gpu_issues.rst.txt

Run this command to check if your NVIDIA GPU drivers are correctly installed and recognized by the system.

```bash
nvidia-smi
```
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