AVAILIGHT

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Avail Light Client - Goldberg network

Official documentation:

• https://github.com/availproject/avail

Explorer:

• https://telemetry.avail.tools

• https://kate.avail.tools/

Fill form for Avail Light client:

• https://docs.google.com/forms/d/e/1FAIpQLSeL6aXqz6vBbYEgD1cZKaQ4vwbN2o3Rxys-wKTuKySVR-oS8g/viewform

Recommended Hardware Requirements

Minimum

• 4GB RAM

• 2core CPU (amd64/x86 architecture)

• 20-40 GB Storage (SSD)

Recommended

• 8GB RAM

• 4core CPU (amd64/x86 architecture)

• 200-300 GB Storage (SSD)

Set up your Avail Light Node

Option 1 (automatic)

You can setup your avail light node in few minutes by using automated script below.

wget -O avail-light.sh https://raw.githubusercontent.com/thenhthang/vinnodes/main/Avail/avail-light.sh && chmod +x avail-light.sh && ./avail-light.sh

Option 2 (manual)

Update packages

sudo apt update && sudo apt upgrade -y

Install dependencies

sudo apt install curl tar wget clang pkg-config protobuf-compiler libssl-dev jq build-essential protobuf-compiler bsdmainutils git make ncdu gcc git jq chrony liblz4-tool -y

Install Rust

curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh
source ~/.cargo/env
rustup default stable
rustup update
rustup update nightly
rustup target add wasm32-unknown-unknown --toolchain nightly

Download and build binaries

git clone https://github.com/availproject/avail-light.git
cd avail-light
wget -O config.yaml https://raw.githubusercontent.com/thenhthang/vinnodes/main/Avail/config.yaml
git checkout v1.7.3
cargo build --release
cp -r target/release/avail-light /usr/local/bin

Create service

sudo tee /etc/systemd/system/availightd.service > /dev/null <<EOF
[Unit]
Description=Avail Light Client
After=network-online.target

[Service]
User=$USER
ExecStart=$(which avail-light) --config $HOME/avail-light/config.yaml --network goldberg
Restart=on-failure
RestartSec=3
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
EOF

Register and start service

sudo systemctl daemon-reload
sudo systemctl enable availightd
sudo systemctl restart availightd

Logs and Monitor

View the logs from the running service:

journalctl -f -u availightd.service

Fetching the number of the latest block processed by light client

curl "http://localhost:7000/v1/latest_block"

Fetching the confidence for given block

curl "http://localhost:7000/v1/confidence/1"

Fetching decoded application data for given block

curl "http://localhost:7000/v1/appdata/1?decode=true"

Get the status of a latest block

curl "localhost:7000/v1/status"

Get the latest block

curl "localhost:7000/v1/latest_block"

Health check

curl -I "localhost:7000/health"

More

• https://github.com/availproject/avail-light#configuration-reference