💾Node Installation

Composable Testnet guide

EXPLORER

• Approximate hardware requirements:

Node Type	CPU	RAM	Storage
Testnet	8	16GB	250GB

1) Auto_install script

wget -O compost4 https://raw.githubusercontent.com/111STAVR111/props/main/Composable/Testnet/compost4 && chmod +x compost4 && ./compost4

2) Manual installation

Preparing the server

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

GO 1.22.2

ver="1.22.2"
wget "https://golang.org/dl/go$ver.linux-amd64.tar.gz"
sudo rm -rf /usr/local/go
sudo tar -C /usr/local -xzf "go$ver.linux-amd64.tar.gz"
rm "go$ver.linux-amd64.tar.gz"
echo "export PATH=$PATH:/usr/local/go/bin:$HOME/go/bin" >> $HOME/.bash_profile
source $HOME/.bash_profile
go version

Build 12.06.24

cd $HOME && mkdir -p go/bin/
git clone https://github.com/ComposableFi/composable-cosmos
cd $HOME/composable-cosmos
git checkout v7.0.3
make install

picad version --long | grep -e commit -e version

• version: v7.0.3

• commit: febf4998c4ceb4cb9a84804f16e461c43da4c5ad

Initiation

picad init STAVR_guide --chain-id=banksy-testnet-5
picad config chain-id banksy-testnet-5

Create/recover wallet

picad keys add <walletname>
           OR
picad keys add <walletname> --recover

Download Genesis

wget "https://raw.githubusercontent.com/111STAVR111/props/main/Composable/Testnet/genesis.json" -O $HOME/.banksy/config/genesis.json

sha256sum $HOME/.banksy/config/genesis.json

• 5fbcc1a2d40de313977d8861e3f775d290ec013d7a63cc73432139950f0c4ce7

Set up the minimum gas price and Peers/Seeds/Filter peers/MaxPeers

sed -i.bak -e "s/^minimum-gas-prices *=.*/minimum-gas-prices = \"0ppica\"/;" ~/.banksy/config/app.toml
external_address=$(wget -qO- eth0.me) 
sed -i.bak -e "s/^external_address *=.*/external_address = \"$external_address:26656\"/" $HOME/.banksy/config/config.toml
peers=""
sed -i.bak -e "s/^persistent_peers *=.*/persistent_peers = \"$peers\"/" $HOME/.banksy/config/config.toml
seeds=""
sed -i.bak -e "s/^seeds =.*/seeds = \"$seeds\"/" $HOME/.banksy/config/config.toml
sed -i 's/max_num_inbound_peers =.*/max_num_inbound_peers = 50/g' $HOME/.banksy/config/config.toml
sed -i 's/max_num_outbound_peers =.*/max_num_outbound_peers = 50/g' $HOME/.banksy/config/config.toml

Pruning (optional)

pruning="custom"
pruning_keep_recent="1000"
pruning_keep_every="0"
pruning_interval="10"
sed -i -e "s/^pruning *=.*/pruning = \"$pruning\"/" $HOME/.banksy/config/app.toml
sed -i -e "s/^pruning-keep-recent *=.*/pruning-keep-recent = \"$pruning_keep_recent\"/" $HOME/.banksy/config/app.toml
sed -i -e "s/^pruning-keep-every *=.*/pruning-keep-every = \"$pruning_keep_every\"/" $HOME/.banksy/config/app.toml
sed -i -e "s/^pruning-interval *=.*/pruning-interval = \"$pruning_interval\"/" $HOME/.banksy/config/app.toml

Indexer (optional)

indexer="null" &&
sed -i -e "s/^indexer *=.*/indexer = \"$indexer\"/" $HOME/.banksy/config/config.toml

Download addrbook

wget -O $HOME/.banksy/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Composable/Testnet/addrbook.json"

Create a service file

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

[Service]
User=$USER
ExecStart=$(which picad) start
Restart=on-failure
RestartSec=3
LimitNOFILE=65535

[Install]
WantedBy=multi-user.target
EOF

StateSync Composable Testnet

SNAP_RPC=https://composable.rpc.t.stavr.tech:443
LATEST_HEIGHT=$(curl -s $SNAP_RPC/block | jq -r .result.block.header.height); \
BLOCK_HEIGHT=$((LATEST_HEIGHT - 1000)); \
TRUST_HASH=$(curl -s "$SNAP_RPC/block?height=$BLOCK_HEIGHT" | jq -r .result.block_id.hash)

echo $LATEST_HEIGHT $BLOCK_HEIGHT $TRUST_HASH

sed -i.bak -E "s|^(enable[[:space:]]+=[[:space:]]+).*$|\1true| ; \
s|^(rpc_servers[[:space:]]+=[[:space:]]+).*$|\1\"$SNAP_RPC,$SNAP_RPC\"| ; \
s|^(trust_height[[:space:]]+=[[:space:]]+).*$|\1$BLOCK_HEIGHT| ; \
s|^(trust_hash[[:space:]]+=[[:space:]]+).*$|\1\"$TRUST_HASH\"| ; \
s|^(seeds[[:space:]]+=[[:space:]]+).*$|\1\"\"|" $HOME/.banksy/config/config.toml
picad tendermint unsafe-reset-all --home /root/.banksy
wget -O $HOME/.banksy/config/addrbook.json "https://raw.githubusercontent.com/111STAVR111/props/main/Composable/Testnet/addrbook.json"
curl -o - -L https://composable.wasmt4.stavr.tech/wasm-composable.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.banksy --strip-components 2
systemctl restart picad && journalctl -fu picad -o cat

SnapShot Testnet (12.02.25)

https://server-6.stavr.tech/Testnet/Picasso/

cd $HOME
apt install lz4
sudo systemctl stop picad
cp $HOME/.banksy/data/priv_validator_state.json $HOME/.banksy/priv_validator_state.json.backup
rm -rf $HOME/.banksy/data
LATEST_SNAPSHOT=$(curl -s https://server-6.stavr.tech/Testnet/Picasso/ | grep -oE 'pica-snap-[0-9]+\.tar\.lz4' | while read SNAPSHOT; do HEIGHT=$(curl -s "https://server-6.stavr.tech/Testnet/Picasso/${SNAPSHOT%.tar.lz4}-info.txt" | awk '/Block height:/ {print $3}'); echo "$SNAPSHOT $HEIGHT"; done | sort -k2 -nr | head -n 1 | awk '{print $1}')
curl -o - -L https://server-6.stavr.tech/Testnet/Picasso/$LATEST_SNAPSHOT | lz4 -c -d - | tar -x -C $HOME/.banksy
curl -o - -L https://server-6.stavr.tech/Testnet/Picasso/wasm-picasso.tar.lz4 | lz4 -c -d - | tar -x -C $HOME/.banksy
mv $HOME/.banksy/priv_validator_state.json.backup $HOME/.banksy/data/priv_validator_state.json
wget -O $HOME/.banksy/config/addrbook.json "https://server-6.stavr.tech/Testnet/Picasso/addrbook.json"
sudo systemctl restart picad && journalctl -fu picad -n100 -ocat

Start

sudo systemctl daemon-reload
sudo systemctl enable picad
sudo systemctl restart picad && sudo journalctl -fu picad -o cat

Create validator

picad tx staking create-validator \
--commission-rate 0.1 \
--commission-max-rate 1 \
--commission-max-change-rate 1 \
--min-self-delegation "1" \
--amount 1000000ppica \
--pubkey $(picad tendermint show-validator) \
--from <wallet> \
--moniker="STAVR_guide" \
--chain-id banksy-testnet-5 \
--gas 350000 \
--identity="" \
--website="" \
--details="" -y

🧩Services and Tools🧩

Monitoring

You can set up your node status alarm here - Monitoring

Security

You can create secure management of your wallet and your node by following this links.

TMKMS Wallet Security

Delete node

sudo systemctl stop picad
sudo systemctl disable picad
rm /etc/systemd/system/picad.service
sudo systemctl daemon-reload
cd $HOME
rm -rf composable-cosmos
rm -rf .banksy
rm -rf $(which picad)