From 51f400fe598165e99aa4f5d46d470ae3e329461c Mon Sep 17 00:00:00 2001
From: Sebastian <379651+czarly@users.noreply.github.com>
Date: Sun, 3 Nov 2024 08:55:57 +0100
Subject: [PATCH] find me the gateway ips

---
 utils/capture-ips.sh     | 13 +++++++++
 utils/compare_blocks2.py | 63 ++++++++++++++++++++++++++++++++++++++++
 utils/locate-ips.sh      | 27 +++++++++++++++++
 3 files changed, 103 insertions(+)
 create mode 100755 utils/capture-ips.sh
 create mode 100644 utils/compare_blocks2.py
 create mode 100755 utils/locate-ips.sh

diff --git a/utils/capture-ips.sh b/utils/capture-ips.sh
new file mode 100755
index 00000000..fce6d889
--- /dev/null
+++ b/utils/capture-ips.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+
+ip="$(curl -s ipinfo.io/ip)"
+interface="$(ip addr | awk -v ip="$ip" '$1 == "inet" && $2 ~ "^" ip "/" {print $NF}')"
+
+TMPFILE=$(mktemp)
+
+timeout 10 tcpdump -i $interface "port ${1:-3042}" -n -q 2> /dev/null | awk '{print $3}' | cut -d '.' -f1-4 | grep -v "$ip" > $TMPFILE
+RESULT=$(cat $TMPFILE | sort -u | grep -v '^$')
+
+rm "$TMPFILE"
+
+echo "$RESULT"
diff --git a/utils/compare_blocks2.py b/utils/compare_blocks2.py
new file mode 100644
index 00000000..3fcb71f4
--- /dev/null
+++ b/utils/compare_blocks2.py
@@ -0,0 +1,63 @@
+import requests
+import json
+
+def get_block_by_number(endpoint, block_number):
+    hex_block_number = hex(block_number)
+    response = requests.post(
+        endpoint,
+        headers={"Content-Type": "application/json"},
+        data=json.dumps({"jsonrpc": "2.0", "method": "eth_getBlockByNumber", "params": [hex_block_number, False], "id": 1})
+    )
+    response_data = response.json()
+    return response_data['result']
+
+def find_highest_matching_block(endpoint1, endpoint2, start_block):
+    low = 0
+    high = start_block
+    highest_matching_block = None
+    highest_matching_hash = None
+
+    while low <= high:
+        mid = (low + high) // 2
+        
+        block1 = get_block_by_number(endpoint1, mid)
+        block2 = get_block_by_number(endpoint2, mid)
+
+        if block1 is None or block2 is None:
+            print(f"Block {mid} not found in one of the endpoints")
+            high = mid - 1
+            continue
+        
+        if block1['hash'] == block2['hash']:
+            highest_matching_block = mid
+            highest_matching_hash = block1['hash']
+            low = mid + 1
+        else:
+            high = mid - 1
+
+    if highest_matching_block is not None:
+        # Linear search upwards from the highest known matching block to find the highest matching block
+        while True:
+            next_block1 = get_block_by_number(endpoint1, highest_matching_block + 1)
+            next_block2 = get_block_by_number(endpoint2, highest_matching_block + 1)
+            if next_block1 is None or next_block2 is None or next_block1['hash'] != next_block2['hash']:
+                break
+            highest_matching_block += 1
+            highest_matching_hash = next_block1['hash']
+
+        print(f"Matching block found at height {highest_matching_block}")
+        print(f"Matching block hash: {highest_matching_hash}")
+        print("I did it!")
+
+        if next_block1 is not None and next_block2 is not None:
+            print(f"Following block number {highest_matching_block + 1} does not match")
+            print(f"Endpoint1 hash: {next_block1['hash']}")
+            print(f"Endpoint2 hash: {next_block2['hash']}")
+    else:
+        print("No matching blocks found")
+
+if __name__ == "__main__":
+    endpoint1 = "https://rpc-de-15.stakesquid.eu/base"
+    endpoint2 = "https://mainnet.base.org"
+    start_block = 7945476
+    find_highest_matching_block(endpoint1, endpoint2, start_block)
diff --git a/utils/locate-ips.sh b/utils/locate-ips.sh
new file mode 100755
index 00000000..3ecccd26
--- /dev/null
+++ b/utils/locate-ips.sh
@@ -0,0 +1,27 @@
+#!/bin/bash
+
+# Temporary file to store results
+temp_file=$(mktemp)
+
+# Loop through each IP from stdin, fetch geolocation, and append data
+while read -r ip; do
+  # Check if the IP is not empty
+  if [[ -n "$ip" ]]; then
+    # Fetch geolocation data
+    response=$(curl -s "https://ipinfo.io/$ip/json")
+    
+    # Extract country code, city, and hoster (if available)
+    country=$(echo "$response" | jq -r '.country // "Unknown"')                                                                                                                                                      
+    city=$(echo "$response" | jq -r '.city // "Unknown"')
+    hoster=$(echo "$response" | jq -r '.org // "Unknown"')
+
+    # Write the IP and its details to the temp file
+    echo "$ip - $city, $country, $hoster" >> "$temp_file"                                                
+  fi
+done
+
+# Output the results
+cat "$temp_file"                                                                                                                                                                                                     
+
+# Clean up
+rm -f "$temp_file"