Harden miner wrapper: kill old processes, force API flags

miner_wrapper.sh

@@ -1,10 +1,17 @@
 #!/bin/bash
 # Wrapper script to start cgminer with correct flags based on selected mode
 
+# Ensure we are in the script directory
+cd "$(dirname "$0")"
+
 MODE_FILE="mining_mode.conf"
 CONF_FILE="cgminer.conf"
 LOG_FILE="cgminer.log"
 
+# Kill any existing instances that might block the port/device
+killall -9 cgminer 2>/dev/null
+sleep 1
+
 # Default mode
 MODE="sha256"
 
@@ -17,20 +24,12 @@ FLAGS=""
 if [ "$MODE" == "scrypt" ]; then
     FLAGS="--scrypt"
 elif [ "$MODE" == "dual" ]; then
-    # Dual mode usually implies scrypt flag + gridseed options, but purely depends on cgminer version behavior.
-    # Often dual mode is default if scrypt is enabled? 
-    # Actually for gridseed: 
-    # SHA256 only: no --scrypt
-    # Scrypt only: --scrypt --gridseed-options=scrypt
-    # Dual: --scrypt --gridseed-options=... (default)
-    # Let's assume:
-    # SHA256: (no scrypt flag)
-    # Scrypt: --scrypt
     FLAGS="--scrypt"
 fi
 
-echo "Starting miner in mode: $MODE with flags: $FLAGS" > "$LOG_FILE"
+echo "[$(date)] Starting miner in mode: $MODE with flags: $FLAGS" >> "$LOG_FILE"
 
 # Execute cgminer
-# Note: we use exec to replace the shell process
+# Forced API listening via command line args to ensure it's active
-exec /usr/local/bin/cgminer $FLAGS --gridseed-options freq=850 -c "$CONF_FILE" >> "$LOG_FILE" 2>&1
+# Added --api-allow W:127.0.0.1 explicitly just in case config is ignored
+exec /usr/local/bin/cgminer $FLAGS --gridseed-options freq=850 --api-listen --api-allow W:127.0.0.1 -c "$CONF_FILE" >> "$LOG_FILE" 2>&1