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Update casper image #367

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b3e36ad
Fix: update casperlabs flist for Ubuntu 22.04 and Casper 2.0.4
zaelgohary Oct 19, 2025
c929830
Fix node logs
zaelgohary Oct 20, 2025
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5 changes: 4 additions & 1 deletion tfgrid3/casper/Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
FROM ubuntu:20.04
FROM ubuntu:22.04
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LABEL maintainer="abdul@incubaid.com"
WORKDIR /opt
Expand Down Expand Up @@ -49,6 +49,9 @@ RUN wget -O /sbin/zinit https://github.com/threefoldtech/zinit/releases/download
&& chmod +x /sbin/zinit \
&& mkdir -p /etc/zinit

# Fix SSH - create sshd directory
RUN mkdir -p /run/sshd && chmod 0755 /run/sshd

COPY scripts /etc/zinit

# Set up Casper
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11 changes: 6 additions & 5 deletions tfgrid3/casper/README.md
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@@ -1,16 +1,17 @@
# Casper

* Protocol version "1.1.0"
* Image for flist = ```docker pull arrajput/casper-flist:1.0```
* flist = ```https://hub.grid.tf/arehman/arrajput-casper-flist-1.0.flist```
* Protocol version "2.0.4"
* Base Image: Ubuntu 22.04 LTS
* Image for flist = ```docker build -t casper:2.0.4 .```
* flist = ```https://hub.grid.tf/tf-official-apps/casperlabs-latest.flist```

This image will start a Casper full node

### Hardware requirements

* 4 Cores
* 16 GB Ram
* 1 TB disk
* 32 GB Ram
* 500 TB disk

### How to build from the Dockerfile ?

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44 changes: 8 additions & 36 deletions tfgrid3/casper/scripts/install_casper
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@@ -1,43 +1,15 @@
#!/usr/bin/env bash
set -ex

## Set version and network
CASPER_VERSION=1_0_0
CASPER_VERSION=2_0_4
CASPER_NETWORK=casper

### Install Casper node
echo "deb https://repo.casper.network/releases" bionic main | sudo tee -a /etc/apt/sources.list.d/casper.list
curl -O https://repo.casper.network/casper-repo-pubkey.asc
sudo apt-key add casper-repo-pubkey.asc
### Add Casper repository and install packages
echo "deb [arch=amd64] https://repo.casper.network/releases $(lsb_release -sc) main" | sudo tee /etc/apt/sources.list.d/casper.list
curl -fsSL https://repo.casper.network/casper-repo-pubkey.asc | sudo gpg --dearmor -o /etc/apt/trusted.gpg.d/casper.gpg
sudo apt update
sudo apt install casper-node-launcher casper-client -y
sudo apt install -y casper-node-launcher casper-client

### Install pre-requisites for building smart contracts
cd ~
wget -O - https://apt.kitware.com/keys/kitware-archive-latest.asc 2>/dev/null | gpg --dearmor - | sudo tee /etc/apt/trusted.gpg.d/kitware.gpg >/dev/null
sudo apt-add-repository 'deb https://apt.kitware.com/ubuntu/ focal main'
sudo apt update

curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
. /$HOME/.cargo/env


BRANCH="1.0.20" \
&& git clone --branch ${BRANCH} https://github.com/WebAssembly/wabt.git "wabt-${BRANCH}" \
&& cd "wabt-${BRANCH}" \
&& git submodule update --init \
&& cd - \
&& cmake -S "wabt-${BRANCH}" -B "wabt-${BRANCH}/build" \
&& cmake --build "wabt-${BRANCH}/build" --parallel 8 \
&& sudo cmake --install "wabt-${BRANCH}/build" --prefix /usr --strip -v \
&& rm -rf "wabt-${BRANCH}"

### Build smart contracts
cd ~

git clone https://github.com/casper-network/casper-node.git
cd casper-node/

git checkout release-1.4.4

make setup-rs
make build-client-contracts -j
### Create casper user if it doesn't exist
id -u casper &>/dev/null || sudo useradd -m -d /etc/casper casper
21 changes: 11 additions & 10 deletions tfgrid3/casper/scripts/start_casper
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@@ -1,6 +1,6 @@
#!/usr/bin/env bash
set -ex
CASPER_VERSION=1_5_8
CASPER_VERSION=2_0_4
CASPER_NETWORK=casper

# Frontend
Expand All @@ -15,10 +15,11 @@ fi
/etc/init.d/cron start
chmod 777 /tmp/*

### Generate node keys
rm /etc/casper/validator_keys/*
### Generate node keys (only if they don't exist)
cd /etc/casper/validator_keys
sudo -u casper casper-client keygen .
if [ ! -f secret_key.pem ]; then
sudo -u casper casper-client keygen .
fi


### Set up configuration
Expand All @@ -42,12 +43,12 @@ done
# Check knownvalidator ip was found and set
if [ -z ${KNOWN_VALIDATOR_IP} ]; then exit 1; fi

# Get trusted_hash into config.toml
TRUSTED_HASH=$(casper-client get-block --node-address http://$KNOWN_VALIDATOR_IP:7777 | jq -r .result.block.hash | tr -d '\n')
if [ "$TRUSTED_HASH" != "null" ]; then sudo -u casper sed -i "7c\trusted_hash = '$TRUSTED_HASH'" /etc/casper/$CASPER_VERSION/config.toml; fi


# Get trusted_hash into config.toml (only if valid)
TRUSTED_HASH=$(casper-client get-block --node-address http://$KNOWN_VALIDATOR_IP:7777 -b 4494833 | jq -r .result.block.hash | tr -d '\n')
if [ -n "$TRUSTED_HASH" ] && [ "$TRUSTED_HASH" != "null" ]; then
sudo -u casper sed -i "/trusted_hash =/c\trusted_hash = '$TRUSTED_HASH'" /etc/casper/$CASPER_VERSION/config.toml
fi

### Start the node
sudo /etc/casper/node_util.py rotate_logs
exec casper-node-launcher -f 1.5.8
exec casper-node-launcher > /var/www/html/node.log 2>&1
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