mirror of
https://github.com/MacRimi/ProxMenux.git
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MacRimi
297 lines
13 KiB
Python
297 lines
13 KiB
Python
from flask import Blueprint, jsonify, request
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import json
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import os
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import re
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proxmenux_bp = Blueprint('proxmenux', __name__)
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# Tool metadata: description, function name in bash script, and version
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# version: current version of the optimization function
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# function: the bash function name that implements this optimization
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TOOL_METADATA = {
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'subscription_banner': {'name': 'Subscription Banner Removal', 'function': 'remove_subscription_banner', 'version': '1.0'},
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'time_sync': {'name': 'Time Synchronization', 'function': 'configure_time_sync', 'version': '1.0'},
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'apt_languages': {'name': 'APT Language Skip', 'function': 'skip_apt_languages', 'version': '1.0'},
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'journald': {'name': 'Journald Optimization', 'function': 'optimize_journald', 'version': '1.1'},
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'logrotate': {'name': 'Logrotate Optimization', 'function': 'optimize_logrotate', 'version': '1.1'},
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'system_limits': {'name': 'System Limits Increase', 'function': 'increase_system_limits', 'version': '1.1'},
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# entropy removed — modern kernels 5.6+ have built-in entropy generation, haveged no longer needed
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'memory_settings': {'name': 'Memory Settings Optimization', 'function': 'optimize_memory_settings', 'version': '1.1'},
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'kernel_panic': {'name': 'Kernel Panic Configuration', 'function': 'configure_kernel_panic', 'version': '1.0'},
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'apt_ipv4': {'name': 'APT IPv4 Force', 'function': 'force_apt_ipv4', 'version': '1.0'},
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'kexec': {'name': 'kexec for quick reboots', 'function': 'enable_kexec', 'version': '1.0'},
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'network_optimization': {'name': 'Network Optimizations', 'function': 'apply_network_optimizations', 'version': '1.0'},
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'bashrc_custom': {'name': 'Bashrc Customization', 'function': 'customize_bashrc', 'version': '1.0'},
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'figurine': {'name': 'Figurine', 'function': 'configure_figurine', 'version': '1.0'},
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'fastfetch': {'name': 'Fastfetch', 'function': 'configure_fastfetch', 'version': '1.0'},
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'log2ram': {'name': 'Log2ram (SSD Protection)', 'function': 'configure_log2ram', 'version': '1.0'},
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'amd_fixes': {'name': 'AMD CPU (Ryzen/EPYC) fixes', 'function': 'apply_amd_fixes', 'version': '1.0'},
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'persistent_network': {'name': 'Setting persistent network interfaces', 'function': 'setup_persistent_network', 'version': '1.0'},
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'vfio_iommu': {'name': 'VFIO/IOMMU Passthrough', 'function': 'enable_vfio_iommu', 'version': '1.0'},
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'lvm_repair': {'name': 'LVM PV Headers Repair', 'function': 'repair_lvm_headers', 'version': '1.0'},
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'repo_cleanup': {'name': 'Repository Cleanup', 'function': 'cleanup_repos', 'version': '1.0'},
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# ── Legacy / Deprecated entries ──
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# These optimizations were applied by previous ProxMenux versions but are
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# no longer needed or have been removed from the current scripts. We still
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# expose their source code for transparency with existing users.
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'entropy': {'name': 'Entropy Generation (haveged)', 'function': 'configure_entropy', 'version': '1.0', 'deprecated': True},
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}
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# Backward-compatible description mapping (used by get_installed_tools)
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TOOL_DESCRIPTIONS = {k: v['name'] for k, v in TOOL_METADATA.items()}
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# Source code preserved for deprecated/removed optimization functions.
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# When a function is removed from the active bash scripts (because it's
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# no longer needed, e.g. obsoleted by kernel improvements), keep its code
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# here so users who installed it in the past can still inspect what ran.
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DEPRECATED_SOURCES = {
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'configure_entropy': {
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'script': 'customizable_post_install.sh (legacy)',
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'source': '''# ─────────────────────────────────────────────────────────────────
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# NOTE: This optimization has been REMOVED from current ProxMenux versions.
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# Modern Linux kernels (5.6+, shipped with Proxmox VE 7.x and 8.x) include
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# built-in entropy generation via the Jitter RNG and CRNG, making haveged
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# unnecessary. The function below is preserved here for transparency so
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# users who applied it in the past can see exactly what was installed.
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# New ProxMenux installations no longer include this optimization.
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# ─────────────────────────────────────────────────────────────────
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configure_entropy() {
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msg_info2 "$(translate "Configuring entropy generation to prevent slowdowns...")"
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# Install haveged
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msg_info "$(translate "Installing haveged...")"
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/usr/bin/env DEBIAN_FRONTEND=noninteractive apt-get -y -o Dpkg::Options::='--force-confdef' install haveged > /dev/null 2>&1
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msg_ok "$(translate "haveged installed successfully")"
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# Configure haveged
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msg_info "$(translate "Configuring haveged...")"
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cat <<EOF > /etc/default/haveged
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# -w sets low entropy watermark (in bits)
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DAEMON_ARGS="-w 1024"
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EOF
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# Reload systemd daemon
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systemctl daemon-reload > /dev/null 2>&1
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# Enable haveged service
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systemctl enable haveged > /dev/null 2>&1
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msg_ok "$(translate "haveged service enabled successfully")"
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register_tool "entropy" true
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msg_success "$(translate "Entropy generation configuration completed")"
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}
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''',
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},
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}
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# Scripts to search for function source code (in order of preference)
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_SCRIPT_PATHS = [
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'/usr/local/share/proxmenux/scripts/post_install/customizable_post_install.sh',
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'/usr/local/share/proxmenux/scripts/post_install/auto_post_install.sh',
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]
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def _extract_bash_function(function_name: str) -> dict:
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"""Extract a bash function's source code.
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Checks DEPRECATED_SOURCES first (for functions removed from active scripts),
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then searches the live bash scripts for `function_name() {` and captures
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everything until the matching closing `}`, respecting brace nesting.
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Returns {'source': str, 'script': str, 'line_start': int, 'line_end': int}
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or {'source': '', 'error': '...'} on failure.
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"""
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# Check preserved deprecated source code first
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if function_name in DEPRECATED_SOURCES:
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entry = DEPRECATED_SOURCES[function_name]
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source = entry['source']
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return {
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'source': source,
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'script': entry['script'],
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'line_start': 1,
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'line_end': len(source.split('\n')),
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}
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for script_path in _SCRIPT_PATHS:
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if not os.path.isfile(script_path):
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continue
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try:
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with open(script_path, 'r') as f:
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lines = f.readlines()
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# Find function start: "function_name() {" or "function_name () {"
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pattern = re.compile(rf'^{re.escape(function_name)}\s*\(\)\s*\{{')
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start_idx = None
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for i, line in enumerate(lines):
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if pattern.match(line):
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start_idx = i
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break
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if start_idx is None:
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continue # Try next script
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# Capture until the closing } at indent level 0
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brace_depth = 0
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end_idx = start_idx
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for i in range(start_idx, len(lines)):
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brace_depth += lines[i].count('{') - lines[i].count('}')
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if brace_depth <= 0:
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end_idx = i
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break
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source = ''.join(lines[start_idx:end_idx + 1])
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script_name = os.path.basename(script_path)
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return {
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'source': source,
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'script': script_name,
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'line_start': start_idx + 1,
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'line_end': end_idx + 1,
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}
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except Exception:
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continue
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return {'source': '', 'error': 'Function not found in available scripts'}
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@proxmenux_bp.route('/api/proxmenux/update-status', methods=['GET'])
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def get_update_status():
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"""Get ProxMenux update availability status from config.json"""
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config_path = '/usr/local/share/proxmenux/config.json'
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try:
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if not os.path.exists(config_path):
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return jsonify({
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'success': True,
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'update_available': {
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'stable': False,
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'stable_version': '',
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'beta': False,
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'beta_version': ''
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}
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})
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with open(config_path, 'r') as f:
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config = json.load(f)
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update_status = config.get('update_available', {
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'stable': False,
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'stable_version': '',
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'beta': False,
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'beta_version': ''
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})
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return jsonify({
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'success': True,
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'update_available': update_status
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})
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except Exception as e:
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return jsonify({
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'success': False,
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'error': str(e)
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}), 500
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@proxmenux_bp.route('/api/proxmenux/installed-tools', methods=['GET'])
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def get_installed_tools():
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"""Get list of installed ProxMenux tools/optimizations"""
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installed_tools_path = '/usr/local/share/proxmenux/installed_tools.json'
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try:
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if not os.path.exists(installed_tools_path):
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return jsonify({
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'success': True,
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'installed_tools': [],
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'message': 'No ProxMenux optimizations installed yet'
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})
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with open(installed_tools_path, 'r') as f:
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data = json.load(f)
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# Convert to list format with descriptions and version
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tools = []
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for tool_key, enabled in data.items():
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if enabled: # Only include enabled tools
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meta = TOOL_METADATA.get(tool_key, {})
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tools.append({
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'key': tool_key,
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'name': meta.get('name', tool_key.replace('_', ' ').title()),
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'enabled': enabled,
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'version': meta.get('version', '1.0'),
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'has_source': bool(meta.get('function')),
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'deprecated': bool(meta.get('deprecated', False)),
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})
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# Sort alphabetically by name
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tools.sort(key=lambda x: x['name'])
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return jsonify({
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'success': True,
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'installed_tools': tools,
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'total_count': len(tools)
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})
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except json.JSONDecodeError:
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return jsonify({
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'success': False,
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'error': 'Invalid JSON format in installed_tools.json'
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}), 500
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except Exception as e:
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return jsonify({
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'success': False,
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'error': str(e)
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}), 500
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@proxmenux_bp.route('/api/proxmenux/tool-source/<tool_key>', methods=['GET'])
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def get_tool_source(tool_key):
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"""Get the bash source code of a specific optimization function.
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Returns the function body extracted from the post-install scripts,
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so users can see exactly what code was executed on their server.
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"""
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try:
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meta = TOOL_METADATA.get(tool_key)
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if not meta:
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return jsonify({
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'success': False,
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'error': f'Unknown tool: {tool_key}'
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}), 404
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func_name = meta.get('function')
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if not func_name:
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return jsonify({
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'success': False,
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'error': f'No function mapping for {tool_key}'
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}), 404
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result = _extract_bash_function(func_name)
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if not result.get('source'):
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return jsonify({
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'success': False,
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'error': result.get('error', 'Source code not available'),
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'tool': tool_key,
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'function': func_name,
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}), 404
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return jsonify({
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'success': True,
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'tool': tool_key,
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'name': meta['name'],
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'version': meta.get('version', '1.0'),
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'deprecated': bool(meta.get('deprecated', False)),
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'function': func_name,
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'source': result['source'],
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'script': result['script'],
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'line_start': result['line_start'],
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'line_end': result['line_end'],
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})
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except Exception as e:
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return jsonify({
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'success': False,
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'error': str(e)
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}), 500
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