PanchsilScript/panchshilscript.sh at main · mukulktl/PanchsilScript · GitHub

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#!/bin/sh

LOG_FILE="/var/log/tor_modbus_setup.log"
APP_DIR="/data/applications/tor_modbus"

log() {
    echo "$(date '+%Y-%m-%d %H:%M:%S') - $1" | tee -a "$LOG_FILE"
}

exit_on_error() {
    log "ERROR: $1"
    exit 1
}

log "========== Tor Modbus Setup Script Started =========="

# 1️⃣ Check root privileges
if [ "$(id -u)" -ne 0 ]; then
    exit_on_error "Script must be run as root."
fi
log "Root privilege check passed."

# 2️⃣ Check internet connectivity
log "Checking internet connectivity..."
ping -c 3 -W 5 google.com > /dev/null 2>&1
if [ $? -ne 0 ]; then
    exit_on_error "No internet connection. Cannot proceed with package updates."
fi
log "Internet connectivity verified."

# 3️⃣ Update opkg repositories
log "Running opkg update..."
opkg update >> "$LOG_FILE" 2>&1
if [ $? -ne 0 ]; then
    exit_on_error "opkg update failed."
fi
log "opkg update successful."

# 4️⃣ Reinstall tor-modbus
log "Reinstalling tor-modbus package..."
opkg install --force-reinstall tor-modbus >> "$LOG_FILE" 2>&1
if [ $? -ne 0 ]; then
    exit_on_error "tor-modbus installation failed."
fi
log "tor-modbus installed successfully."

# 5️⃣ Reinstall cygmin
log "Reinstalling cygmin package..."
opkg install --force-reinstall cygmin >> "$LOG_FILE" 2>&1
if [ $? -ne 0 ]; then
    exit_on_error "cygmin installation failed."
fi
log "cygmin installed successfully."

# 5️⃣ Reinstall Avahi
log "Reinstalling avahi package..."
opkg install --force-reinstall libnss-mdns libavahi-core libavahi-client libavahi-common avahi avahi-daemon >> "$LOG_FILE" 2>&1
if [ $? -ne 0 ]; then
    exit_on_error "avahi installation failed."
fi
log "avahi installed successfully."

# 5️⃣ Create avahi system user (if not exists)
log "Ensuring avahi system user exists..."

if ! getent group avahi >/dev/null 2>&1; then
    log "Creating avahi group..."
    addgroup -S avahi >> "$LOG_FILE" 2>&1 || exit_on_error "Failed to create avahi group"
else
    log "avahi group already exists."
fi

if ! id avahi >/dev/null 2>&1; then
    log "Creating avahi system user..."
    adduser -S -D -H -G avahi -s /sbin/nologin avahi >> "$LOG_FILE" 2>&1 \
        || exit_on_error "Failed to create avahi user"
else
    log "avahi user already exists."
fi

log "avahi system user verification completed."


# 5️⃣ Reinstall setupdevice
log "Reinstalling setupdevice package..."
opkg install --force-reinstall --force-overwrite setupdevice >> "$LOG_FILE" 2>&1
if [ $? -ne 0 ]; then
    exit_on_error "setupdevice installation failed."
fi
log "setupdevice installed successfully."

# 5️⃣ Reinstall tor-networking
log "Reinstalling tor-networking package..."
opkg install --force-reinstall --force-overwrite tor-networking >> "$LOG_FILE" 2>&1
if [ $? -ne 0 ]; then
    exit_on_error "tor-networking installation failed."
fi
log "tor-networking installed successfully."

# 6️⃣ Remove application directory safely
if [ -d "$APP_DIR" ]; then
    log "Removing existing directory: $APP_DIR"
    rm -rf "$APP_DIR" || exit_on_error "Failed to delete $APP_DIR"
    log "Directory removed successfully."
else
    log "Directory $APP_DIR does not exist. Skipping removal."
fi

log "========== Script Completed Successfully =========="
exit 0