74 lines
3.2 KiB
Bash
74 lines
3.2 KiB
Bash
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#!/usr/bin/env bash
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# Send WETH9/10 cross-chain via CCIP bridge
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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source "$SCRIPT_DIR/../lib/init.sh"
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load_env --file "$SCRIPT_DIR/../../.env" ${ENV_PROFILE:+--profile "$ENV_PROFILE"}
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SCRIPT_NAME="ccip-send.sh"
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SCRIPT_DESC="Approve fee/token and call sendCrossChain for WETH bridge"
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SCRIPT_USAGE="${SCRIPT_NAME} --token {weth9|weth10} --selector <chainSelector> --recipient <address> --amount <wei> --pk <hex> [--rpc <url>] [--help]"
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SCRIPT_OPTIONS="--token <name> Bridge token type (weth9|weth10)\n--selector N Destination chain selector (uint64)\n--recipient ADDR Recipient address on destination chain\n--amount WEI Amount of token to send (wei)\n--pk HEX Deployer private key (0x...)\n--rpc URL RPC URL (default: ETHEREUM_MAINNET_RPC or public)\n--help Show help"
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SCRIPT_REQUIREMENTS="foundry cast, LINK balance for fees, token allowance"
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handle_help "${1:-}"
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ensure_azure_cli >/dev/null 2>&1 || true
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TOKEN=""; SELECTOR=""; RECIPIENT=""; AMOUNT=""; PK=""; RPC_URL="${ETHEREUM_MAINNET_RPC:-https://eth.llamarpc.com}"
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--token) TOKEN="$2"; shift 2;;
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--selector) SELECTOR="$2"; shift 2;;
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--recipient) RECIPIENT="$2"; shift 2;;
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--amount) AMOUNT="$2"; shift 2;;
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--pk) PK="$2"; shift 2;;
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--rpc) RPC_URL="$2"; shift 2;;
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--help) handle_help "--help";;
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*) log_error "Unknown arg: $1"; exit 1;;
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esac
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done
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if [ -z "$TOKEN" ] || [ -z "$SELECTOR" ] || [ -z "$RECIPIENT" ] || [ -z "$AMOUNT" ] || [ -z "$PK" ]; then
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log_error "Missing required args. See --help"
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exit 1
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fi
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case "$TOKEN" in
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weth9)
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BRIDGE_ADDR="${CCIPWETH9_BRIDGE_MAINNET:?set in .env}"
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TOKEN_ADDR="${WETH9_ADDRESS:?set in .env}"
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;;
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weth10)
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BRIDGE_ADDR="${CCIPWETH10_BRIDGE_MAINNET:?set in .env}"
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TOKEN_ADDR="${WETH10_ADDRESS:?set in .env}"
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;;
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*) log_error "Invalid --token: $TOKEN"; exit 1;;
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esac
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FEE_TOKEN="${CCIP_FEE_TOKEN:?LINK address in .env}"
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log_section "CCIP SEND"
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log_info "Bridge: $BRIDGE_ADDR"
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log_info "Token: $TOKEN ($TOKEN_ADDR)"
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log_info "Fee Token: $FEE_TOKEN"
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log_info "Selector: $SELECTOR"
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log_info "Recipient: $RECIPIENT"
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log_info "Amount: $AMOUNT"
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DRY_RUN="${DRY_RUN:-0}"
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run() { if [ "$DRY_RUN" = "1" ]; then echo "[DRY RUN] $*"; else "$@"; fi }
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# Approve LINK fee to router via bridge (bridge approves downstream internally; here user approves bridge to pull fee)
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log_subsection "Approving LINK fee allowance to bridge"
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run cast send --rpc-url "$RPC_URL" --private-key "$PK" "$FEE_TOKEN" "approve(address,uint256)(bool)" "$BRIDGE_ADDR" 0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff >/dev/null
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# Approve WETH to bridge
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log_subsection "Approving token allowance to bridge"
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run cast send --rpc-url "$RPC_URL" --private-key "$PK" "$TOKEN_ADDR" "approve(address,uint256)(bool)" "$BRIDGE_ADDR" "$AMOUNT" >/dev/null
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# Call sendCrossChain
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log_subsection "Calling sendCrossChain"
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TX_HASH=$(run cast send --rpc-url "$RPC_URL" --private-key "$PK" "$BRIDGE_ADDR" "sendCrossChain(uint64,address,uint256)(bytes32)" "$SELECTOR" "$RECIPIENT" "$AMOUNT" | awk '/Transaction/ {print $2}' || true)
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log_success "Submitted. Tx: ${TX_HASH:-(see output)}"
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echo "$TX_HASH"
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