Initial Commit

setup_cache.sh

@@ -0,0 +1,45 @@
+#!/bin/bash
+
+# LEDMatrix Cache Setup Script
+# This script sets up a persistent cache directory for LEDMatrix
+
+echo "Setting up LEDMatrix persistent cache directory..."
+
+# Create the cache directory
+sudo mkdir -p /var/cache/ledmatrix
+
+# Get the real user (not root when running with sudo)
+REAL_USER=${SUDO_USER:-$USER}
+
+# Set ownership to the real user first
+sudo chown $REAL_USER:$REAL_USER /var/cache/ledmatrix
+
+# Set permissions to 777 to allow daemon user to write
+sudo chmod 777 /var/cache/ledmatrix
+
+echo "Cache directory created: /var/cache/ledmatrix"
+echo "Ownership set to: $REAL_USER"
+echo "Permissions set to: 777 (writable by all users including daemon)"
+
+# Test if the directory is writable by the current user
+if [ -w /var/cache/ledmatrix ]; then
+    echo "✓ Cache directory is writable by current user"
+else
+    echo "✗ Cache directory is not writable by current user"
+    exit 1
+fi
+
+# Test if the directory is writable by daemon user (which the system runs as)
+if sudo -u daemon test -w /var/cache/ledmatrix; then
+    echo "✓ Cache directory is writable by daemon user"
+else
+    echo "✗ Cache directory is not writable by daemon user"
+    echo "This might cause issues when running with sudo"
+fi
+
+echo ""
+echo "Setup complete! LEDMatrix will now use persistent caching."
+echo "The cache will survive system restarts."
+echo ""
+echo "If you see warnings about using temporary cache directory,"
+echo "the system will automatically fall back to /tmp/ledmatrix_cache/"