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This commit is contained in:
Mateusz Gruszczyński
2025-11-03 09:32:23 +01:00
parent 8683af493f
commit e4a3671f90
3 changed files with 54 additions and 21 deletions

View File

@@ -11,6 +11,7 @@ def index():
frontend_name = request.form['frontend_name'] frontend_name = request.form['frontend_name']
frontend_ip = request.form['frontend_ip'] frontend_ip = request.form['frontend_ip']
frontend_port = request.form['frontend_port'] frontend_port = request.form['frontend_port']
frontend_hostname = request.form.get('frontend_hostname', '').strip()
lb_method = request.form['lb_method'] lb_method = request.form['lb_method']
protocol = request.form['protocol'] protocol = request.form['protocol']
backend_name = request.form['backend_name'] backend_name = request.form['backend_name']
@@ -156,7 +157,8 @@ def index():
del_server_header=del_server_header, del_server_header=del_server_header,
backend_ssl_redirect=backend_ssl_redirect, backend_ssl_redirect=backend_ssl_redirect,
ssl_redirect_backend_name=ssl_redirect_backend_name, ssl_redirect_backend_name=ssl_redirect_backend_name,
ssl_redirect_port=ssl_redirect_port ssl_redirect_port=ssl_redirect_port,
frontend_hostname=frontend_hostname
) )
# Determine message type # Determine message type

View File

@@ -101,6 +101,16 @@
</div> </div>
</div> </div>
<div class="row g-3 mb-3">
<div class="col-md-12">
<label for="frontend_hostname" class="form-label">Frontend Hostname (Domain)</label>
<input type="text" class="form-control" id="frontend_hostname" name="frontend_hostname"
placeholder="e.g. hosts.h.linuxiarz.pl" required>
<div class="form-text">Domain name for the ACL rule - traffic will be matched by Host header</div>
</div>
</div>
<!-- SSL Section --> <!-- SSL Section -->
<div class="row g-3 mb-3"> <div class="row g-3 mb-3">
<div class="col-md-12"> <div class="col-md-12">
@@ -116,8 +126,9 @@
<div class="row g-3 mb-3 d-none" id="ssl_fields"> <div class="row g-3 mb-3 d-none" id="ssl_fields">
<div class="col-md-12"> <div class="col-md-12">
<label for="ssl_cert_path" class="form-label">SSL Certificate Path</label> <label for="ssl_cert_path" class="form-label">SSL Certificate Path</label>
<small>Upload certs in /ssl/</small>
<input type="text" class="form-control" id="ssl_cert_path" name="ssl_cert_path" <input type="text" class="form-control" id="ssl_cert_path" name="ssl_cert_path"
value="/etc/haproxy/certs/haproxy.pem"> value="/app/ssl/haproxy-configurator.pem">
<div class="form-text">Full path to .pem file</div> <div class="form-text">Full path to .pem file</div>
</div> </div>
<div class="col-md-12"> <div class="col-md-12">

View File

@@ -75,6 +75,10 @@ def count_frontends_and_backends():
return frontend_count, backend_count, acl_count, layer7_count, layer4_count return frontend_count, backend_count, acl_count, layer7_count, layer4_count
def sanitize_name(name):
"""Convert hostname/name to valid ACL name (replace special chars with underscores)"""
return name.replace('.', '_').replace('-', '_').replace('/', '_').replace(':', '_')
def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method, protocol, backend_name, def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method, protocol, backend_name,
backend_servers, health_check, health_check_tcp, health_check_link, sticky_session, backend_servers, health_check, health_check_tcp, health_check_link, sticky_session,
add_header, header_name, header_value, sticky_session_type, is_acl, acl_name, add_header, header_name, header_value, sticky_session_type, is_acl, acl_name,
@@ -83,7 +87,7 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
allowed_ip, forbidden_path, sql_injection_check, is_xss, is_remote_upload, allowed_ip, forbidden_path, sql_injection_check, is_xss, is_remote_upload,
add_path_based, redirect_domain_name, root_redirect, redirect_to, is_webshells, add_path_based, redirect_domain_name, root_redirect, redirect_to, is_webshells,
del_server_header=False, backend_ssl_redirect=False, ssl_redirect_backend_name='', del_server_header=False, backend_ssl_redirect=False, ssl_redirect_backend_name='',
ssl_redirect_port='80'): ssl_redirect_port='80', frontend_hostname=''):
os.makedirs(os.path.dirname(HAPROXY_CFG), exist_ok=True) os.makedirs(os.path.dirname(HAPROXY_CFG), exist_ok=True)
@@ -93,10 +97,11 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
# Tryb no-lb - prosty frontend→backend z pojedynczym serwerem # Tryb no-lb - prosty frontend→backend z pojedynczym serwerem
is_no_lb = lb_method == 'no-lb' is_no_lb = lb_method == 'no-lb'
if is_no_lb and len(backend_servers) > 1: if is_no_lb and len(backend_servers) > 1:
backend_servers = backend_servers[:1] # Tylko pierwszy serwer backend_servers = backend_servers[:1]
try: try:
with open(HAPROXY_CFG, 'a') as haproxy_cfg: with open(HAPROXY_CFG, 'a') as haproxy_cfg:
# ===== PRIMARY FRONTEND =====
haproxy_cfg.write(f"\nfrontend {frontend_name}\n") haproxy_cfg.write(f"\nfrontend {frontend_name}\n")
if is_frontend_exist(frontend_name, frontend_ip, frontend_port): if is_frontend_exist(frontend_name, frontend_ip, frontend_port):
@@ -110,13 +115,19 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
haproxy_cfg.write("\n") haproxy_cfg.write("\n")
# HTTPS redirect # HTTPS redirect (global)
if https_redirect: if https_redirect:
haproxy_cfg.write(f" redirect scheme https code 301 if !{{ ssl_fc }}\n") haproxy_cfg.write(f" redirect scheme https code 301 if !{{ ssl_fc }}\n")
# Ustaw mode - zawsze dla no-lb (nie ma balance) # Mode
haproxy_cfg.write(f" mode {protocol}\n") haproxy_cfg.write(f" mode {protocol}\n")
# ===== HOSTNAME ACL =====
acl_name_sanitized = None
if frontend_hostname:
acl_name_sanitized = f"is_{sanitize_name(frontend_hostname)}"
haproxy_cfg.write(f" acl {acl_name_sanitized} hdr(host) -i {frontend_hostname}\n")
# W trybie no-lb używamy prostych nagłówków HTTP-request # W trybie no-lb używamy prostych nagłówków HTTP-request
if is_no_lb: if is_no_lb:
haproxy_cfg.write(f" http-request set-header X-Forwarded-For %[src]\n") haproxy_cfg.write(f" http-request set-header X-Forwarded-For %[src]\n")
@@ -125,11 +136,9 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
else: else:
haproxy_cfg.write(f" http-request set-header X-Forwarded-Proto http\n") haproxy_cfg.write(f" http-request set-header X-Forwarded-Proto http\n")
# Opcja ukrycia nagłówka Server
if del_server_header: if del_server_header:
haproxy_cfg.write(f" http-response del-header Server\n") haproxy_cfg.write(f" http-response del-header Server\n")
else: else:
# Standardowy tryb z option forwardfor i balance
haproxy_cfg.write(f" balance {lb_method}\n") haproxy_cfg.write(f" balance {lb_method}\n")
if forward_for: if forward_for:
@@ -138,14 +147,14 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
if del_server_header: if del_server_header:
haproxy_cfg.write(f" http-response del-header Server\n") haproxy_cfg.write(f" http-response del-header Server\n")
# DOS protection - działa w obu trybach # DOS protection
if is_dos: if is_dos:
haproxy_cfg.write(f" stick-table type ip size 1m expire {ban_duration} store http_req_rate(1m)\n") haproxy_cfg.write(f" stick-table type ip size 1m expire {ban_duration} store http_req_rate(1m)\n")
haproxy_cfg.write(f" http-request track-sc0 src\n") haproxy_cfg.write(f" http-request track-sc0 src\n")
haproxy_cfg.write(f" acl abuse sc_http_req_rate(0) gt {limit_requests}\n") haproxy_cfg.write(f" acl abuse sc_http_req_rate(0) gt {limit_requests}\n")
haproxy_cfg.write(f" http-request silent-drop if abuse\n") haproxy_cfg.write(f" http-request silent-drop if abuse\n")
# SQL Injection protection - działa w obu trybach # SQL Injection protection
if sql_injection_check: if sql_injection_check:
haproxy_cfg.write(" acl is_sql_injection urlp_reg -i (union|select|insert|update|delete|drop|@@|1=1|`1)\n") haproxy_cfg.write(" acl is_sql_injection urlp_reg -i (union|select|insert|update|delete|drop|@@|1=1|`1)\n")
haproxy_cfg.write(" acl is_long_uri path_len gt 400\n") haproxy_cfg.write(" acl is_long_uri path_len gt 400\n")
@@ -153,29 +162,34 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
haproxy_cfg.write(" acl is_sql_injection2 urlp_reg -i (;|substring|extract|union\\s+all|order\\s+by)\\s+(\\d+|--\\+)\n") haproxy_cfg.write(" acl is_sql_injection2 urlp_reg -i (;|substring|extract|union\\s+all|order\\s+by)\\s+(\\d+|--\\+)\n")
haproxy_cfg.write(f" http-request deny if is_sql_injection or is_long_uri or semicolon_path or is_sql_injection2\n") haproxy_cfg.write(f" http-request deny if is_sql_injection or is_long_uri or semicolon_path or is_sql_injection2\n")
# XSS protection - działa w obu trybach # XSS protection
if is_xss: if is_xss:
haproxy_cfg.write(" acl is_xss_attack urlp_reg -i (<|>|script|alert|onerror|onload|javascript)\n") haproxy_cfg.write(" acl is_xss_attack urlp_reg -i (<|>|script|alert|onerror|onload|javascript)\n")
haproxy_cfg.write(" acl is_xss_attack_2 urlp_reg -i (<\\s*script\\s*|javascript:|<\\s*img\\s*src\\s*=|<\\s*a\\s*href\\s*=|<\\s*iframe\\s*src\\s*=|\\bon\\w+\\s*=|<\\s*input\\s*[^>]*\\s*value\\s*=|<\\s*form\\s*action\\s*=|<\\s*svg\\s*on\\w+\\s*=)\n") haproxy_cfg.write(" acl is_xss_attack_2 urlp_reg -i (<\\s*script\\s*|javascript:|<\\s*img\\s*src\\s*=|<\\s*a\\s*href\\s*=|<\\s*iframe\\s*src\\s*=|\\bon\\w+\\s*=|<\\s*input\\s*[^>]*\\s*value\\s*=|<\\s*form\\s*action\\s*=|<\\s*svg\\s*on\\w+\\s*=)\n")
haproxy_cfg.write(" acl is_xss_attack_hdr hdr_reg(Cookie|Referer|User-Agent) -i (<|>|script|alert|onerror|onload|javascript)\n") haproxy_cfg.write(" acl is_xss_attack_hdr hdr_reg(Cookie|Referer|User-Agent) -i (<|>|script|alert|onerror|onload|javascript)\n")
haproxy_cfg.write(f" http-request deny if is_xss_attack or is_xss_attack_2 or is_xss_attack_hdr\n") haproxy_cfg.write(f" http-request deny if is_xss_attack or is_xss_attack_2 or is_xss_attack_hdr\n")
# Webshells protection - działa w obu trybach # Webshells protection
if is_webshells: if is_webshells:
haproxy_cfg.write(" acl blocked_webshell path_reg -i /(cmd|shell|backdoor|webshell|phpspy|c99|kacak|b374k|log4j|log4shell|wsos|madspot|malicious|evil).*\\.php.*\n") haproxy_cfg.write(" acl blocked_webshell path_reg -i /(cmd|shell|backdoor|webshell|phpspy|c99|kacak|b374k|log4j|log4shell|wsos|madspot|malicious|evil).*\\.php.*\n")
haproxy_cfg.write(f" http-request deny if blocked_webshell\n") haproxy_cfg.write(f" http-request deny if blocked_webshell\n")
# ===== BACKEND ROUTING =====
if acl_name_sanitized:
# Jeśli jest hostname, routuj z ACL
haproxy_cfg.write(f" use_backend {backend_name} if {acl_name_sanitized}\n")
else:
# Default backend # Default backend
haproxy_cfg.write(f" default_backend {backend_name}\n") haproxy_cfg.write(f" default_backend {backend_name}\n")
# Backend section # ===== PRIMARY BACKEND =====
haproxy_cfg.write(f"\nbackend {backend_name}\n") haproxy_cfg.write(f"\nbackend {backend_name}\n")
# Balance tylko dla standardowego trybu # Balance tylko dla standardowego trybu
if not is_no_lb: if not is_no_lb:
haproxy_cfg.write(f" balance {lb_method}\n") haproxy_cfg.write(f" balance {lb_method}\n")
# Sticky sessions - tylko dla standardowego trybu # Sticky sessions
if sticky_session and not is_no_lb: if sticky_session and not is_no_lb:
if sticky_session_type == "cookie": if sticky_session_type == "cookie":
haproxy_cfg.write(f" cookie SERVERID insert indirect nocache\n") haproxy_cfg.write(f" cookie SERVERID insert indirect nocache\n")
@@ -183,13 +197,13 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
haproxy_cfg.write(f" stick-table type ip size 200k expire 30m\n") haproxy_cfg.write(f" stick-table type ip size 200k expire 30m\n")
haproxy_cfg.write(f" stick on src\n") haproxy_cfg.write(f" stick on src\n")
# Health checks - działa w obu trybach # Health checks
if health_check and protocol == 'http': if health_check and protocol == 'http':
haproxy_cfg.write(f" option httpchk GET {health_check_link}\n") haproxy_cfg.write(f" option httpchk GET {health_check_link}\n")
elif health_check_tcp and protocol == 'tcp': elif health_check_tcp and protocol == 'tcp':
haproxy_cfg.write(f" option tcp-check\n") haproxy_cfg.write(f" option tcp-check\n")
# Custom headers - działa w obu trybach # Custom headers
if add_header: if add_header:
haproxy_cfg.write(f" http-response add-header {header_name} {header_value}\n") haproxy_cfg.write(f" http-response add-header {header_name} {header_value}\n")
@@ -202,15 +216,21 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
else: else:
haproxy_cfg.write(f" server {server_name} {server_ip}:{server_port}{maxconn_str}\n") haproxy_cfg.write(f" server {server_name} {server_ip}:{server_port}{maxconn_str}\n")
# ========== REDIRECT FRONTEND (HTTP -> HTTPS) ========== # ===== REDIRECT FRONTEND (HTTP -> HTTPS) =====
if backend_ssl_redirect and ssl_redirect_backend_name: if backend_ssl_redirect and ssl_redirect_backend_name:
# Sprawdź czy taki backend już istnieje
if is_backend_exist(ssl_redirect_backend_name): if is_backend_exist(ssl_redirect_backend_name):
return f"Redirect backend {ssl_redirect_backend_name} already exists. Cannot add duplicate." return f"Redirect backend {ssl_redirect_backend_name} already exists. Cannot add duplicate."
haproxy_cfg.write(f"\nfrontend redirect_https\n") haproxy_cfg.write(f"\nfrontend redirect_https\n")
haproxy_cfg.write(f" bind {frontend_ip}:{ssl_redirect_port}\n") haproxy_cfg.write(f" bind {frontend_ip}:{ssl_redirect_port}\n")
haproxy_cfg.write(f" mode http\n") haproxy_cfg.write(f" mode http\n")
# ===== HOSTNAME ACL FOR REDIRECT FRONTEND =====
if frontend_hostname:
acl_name_redirect = f"is_{sanitize_name(frontend_hostname)}_redirect"
haproxy_cfg.write(f" acl {acl_name_redirect} hdr(host) -i {frontend_hostname}\n")
haproxy_cfg.write(f" use_backend {ssl_redirect_backend_name} if {acl_name_redirect}\n")
else:
haproxy_cfg.write(f" default_backend {ssl_redirect_backend_name}\n") haproxy_cfg.write(f" default_backend {ssl_redirect_backend_name}\n")
# Redirect backend # Redirect backend