Add scripts for starting testnet and funding an address

Author: palas

scripts-demo/fund.sh

@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+export CARDANO_NODE_SOCKET_PATH=./testnet-data/socket/node1/sock
+export CARDANO_NODE_NETWORK_ID=42
+SRC_ADDR=$(cat testnet-data/utxo-keys/utxo1/utxo.addr)
+SRC_UTXO=$(cabal run cardano-cli -- latest query utxo --address $SRC_ADDR | jq -r 'keys'[0])
+cabal run cardano-cli -- latest transaction build --tx-in $SRC_UTXO --tx-out $1+$2 --change-address $SRC_ADDR --out-file funding.txbody
+cabal run cardano-cli -- latest transaction sign --tx-body-file funding.txbody --signing-key-file testnet-data/utxo-keys/utxo1/utxo.skey --out-file funding.tx
+cabal run cardano-cli -- latest transaction submit --tx-file funding.tx
+rm -f funding.txbody funding.tx

scripts-demo/start-testnet.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+rm -fr ./testnet-data
+rm -fr ../cardano-api/rpc.socket
+cabal build cardano-node cardano-cli cardano-testnet
+(
+  tries=0
+  while [ $tries -lt 60 ]; do
+    if [ -S ./testnet-data/socket/node1/rpc.sock ]; then
+      break
+    fi
+    sleep 1
+    tries=$((tries + 1))
+  done
+
+  if [ $tries -eq 60 ]; then
+    echo "Timeout: Socket not found in 60 seconds." >&2
+    exit 1
+  fi
+
+  ln -sf ./testnet-data/socket/node1/rpc.sock ../cardano-api/rpc.socket
+) & cabal run cardano-testnet -- cardano --testnet-magic 42 --enable-grpc --output-dir ./testnet-data