initial commit

grin-cancel.py

@@ -0,0 +1,65 @@
+import subprocess
+import re
+import os
+import pwd
+import grp
+
+def run_command(command):
+    """Run a shell command and return the output."""
+    result = subprocess.run(command, shell=True, capture_output=True, text=True)
+    return result.stdout
+
+def set_file_ownership(file_path, user, group):
+    """Set the ownership of the file to the specified user and group."""
+    uid = pwd.getpwnam(user).pw_uid
+    gid = grp.getgrnam(group).gr_gid
+    os.chown(file_path, uid, gid)
+
+def cancel_transactions(password):
+    # Step 1: Get the transactions
+    command = f"echo '{password}' | grin-wallet txs"
+    output = run_command(command)
+
+    # Step 2: Write the output to a file
+    file_path = 'transactions.txt'
+    with open(file_path, 'w') as file:
+        file.write(output)
+
+    # Step 3: Set the ownership of the file to user 'grin' and group 'grin'
+    set_file_ownership(file_path, 'grin', 'grin')
+
+    # Step 4: Read the file and process transactions
+    with open(file_path, 'r') as file:
+        lines = file.readlines()
+
+    canceled_count = 0
+    skipped_count = 0
+
+    # Step 5: Find unconfirmed transactions that are not canceled
+    for line in lines:
+        # Match the transaction line with regex, accounting for varying spaces
+        match = re.match(r'^\s*(\d+)\s+\w+\s+\w+\s+(\S+)\s+.*?\s+(false)\s+.*?\s+(\S+)\s*$', line)
+        if match:
+            transaction_id = match.group(2)
+            confirmed = match.group(3)
+            canceled = '-Cancelled' in line
+
+            if confirmed == 'false' and not canceled:
+                # Step 6: Cancel the transaction
+                cancel_command = f"echo '{password}' | grin-wallet cancel -t {transaction_id}"
+                print(f"Cancelling transaction {transaction_id}...")
+                cancel_output = run_command(cancel_command)
+                print(cancel_output)
+                canceled_count += 1
+            else:
+                skipped_count += 1
+
+    # Step 7: Output the summary
+    print(f"\nSummary:")
+    print(f"Total transactions canceled: {canceled_count}")
+    print(f"Total transactions skipped: {skipped_count}")
+
+if __name__ == "__main__":
+    # Replace '<password>' with your actual password
+    password = 'Pw%HK3PHfaUlti'
+    cancel_transactions(password)