cb47cce074
- Organized 252 files across project - Root directory: 187 → 2 files (98.9% reduction) - Moved configuration guides to docs/04-configuration/ - Moved troubleshooting guides to docs/09-troubleshooting/ - Moved quick start guides to docs/01-getting-started/ - Moved reports to reports/ directory - Archived temporary files - Generated comprehensive reports and documentation - Created maintenance scripts and guides All files organized according to established standards.
98 lines
3.3 KiB
Bash
Executable File
98 lines
3.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Fee management and optimization for bridge operations
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# Usage: ./fee-management.sh [check|estimate|alert]
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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SOURCE_PROJECT="/home/intlc/projects/smom-dbis-138"
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source "$SOURCE_PROJECT/.env" 2>/dev/null || true
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RPC_URL="${RPC_URL_138:-http://192.168.11.250:8545}"
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WETH9_BRIDGE="${CCIPWETH9_BRIDGE_CHAIN138:-0x89dd12025bfCD38A168455A44B400e913ED33BE2}"
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LINK_TOKEN="${LINK_TOKEN_CHAIN138:-0x326C977E6efc84E512bB9C30f76E30c160eD06FB}"
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ALERT_THRESHOLD=1.0 # Alert if fees exceed 1 ETH equivalent
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ACTION="${1:-check}"
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# Check LINK token balance
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check_link_balance() {
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DEPLOYER=$(cast wallet address --private-key "$PRIVATE_KEY" 2>/dev/null || echo "")
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if [ -z "$DEPLOYER" ]; then
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echo "ERROR: Cannot determine deployer address"
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return 1
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fi
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LINK_BAL=$(cast call "$LINK_TOKEN" "balanceOf(address)" "$DEPLOYER" --rpc-url "$RPC_URL" 2>/dev/null || echo "0")
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LINK_BAL_ETH=$(echo "scale=6; $LINK_BAL / 1000000000000000000" | bc 2>/dev/null || echo "0")
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echo "LINK Balance: $LINK_BAL_ETH LINK"
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if (( $(echo "$LINK_BAL_ETH < 0.1" | bc -l 2>/dev/null || echo 1) )); then
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echo "⚠️ WARNING: Low LINK balance. May need to add more for fees."
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fi
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}
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# Estimate fees for all chains
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estimate_fees() {
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local amount_wei="${1:-1000000000000000000}" # 1 ETH default
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echo "=== Fee Estimation ==="
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echo "Amount: $(echo "scale=4; $amount_wei / 1000000000000000000" | bc) ETH"
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echo ""
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declare -A CHAINS=(
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["BSC"]="11344663589394136015"
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["Polygon"]="4051577828743386545"
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["Avalanche"]="6433500567565415381"
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["Base"]="15971525489660198786"
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["Arbitrum"]="4949039107694359620"
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["Optimism"]="3734403246176062136"
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["Ethereum"]="5009297550715157269"
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)
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local total_fees=0
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for chain in "${!CHAINS[@]}"; do
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selector="${CHAINS[$chain]}"
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fee=$(cast call "$WETH9_BRIDGE" "calculateFee(uint64,uint256)" "$selector" "$amount_wei" --rpc-url "$RPC_URL" 2>/dev/null || echo "0")
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if [ "$fee" != "0" ]; then
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fee_eth=$(echo "scale=6; $fee / 1000000000000000000" | bc 2>/dev/null || echo "0")
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echo "$chain: $fee_eth ETH"
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total_fees=$(echo "$total_fees + $fee" | bc)
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fi
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done
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total_fees_eth=$(echo "scale=6; $total_fees / 1000000000000000000" | bc 2>/dev/null || echo "0")
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echo ""
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echo "Total Fees (all chains): $total_fees_eth ETH"
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}
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# Check fees and alert if high
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check_fees() {
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check_link_balance
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echo ""
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estimate_fees
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# Check if fees exceed threshold
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local test_amount=$(cast --to-wei 1.0 ether 2>/dev/null)
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local bsc_fee=$(cast call "$WETH9_BRIDGE" "calculateFee(uint64,uint256)" "11344663589394136015" "$test_amount" --rpc-url "$RPC_URL" 2>/dev/null || echo "0")
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local bsc_fee_eth=$(echo "scale=6; $bsc_fee / 1000000000000000000" | bc 2>/dev/null || echo "0")
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if (( $(echo "$bsc_fee_eth > $ALERT_THRESHOLD" | bc -l 2>/dev/null || echo 0) )); then
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echo ""
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echo "⚠️ ALERT: Fees exceed threshold ($ALERT_THRESHOLD ETH)"
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fi
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}
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case "$ACTION" in
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check) check_fees ;;
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estimate) estimate_fees "${2:-1000000000000000000}" ;;
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alert) check_fees ;;
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*)
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echo "Usage: $0 [check|estimate|alert]"
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exit 1
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;;
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esac
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