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This commit is contained in:
Mateusz Gruszczyński
2025-11-03 11:53:11 +01:00
parent f082495a13
commit 7b49105ba3
1 changed files with 29 additions and 27 deletions
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52
utils/haproxy_config.py
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@@ -93,8 +93,11 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
os.makedirs(os.path.dirname(HAPROXY_CFG), exist_ok=True)
if is_backend_exist(backend_name):
return f"Backend {backend_name} already exists. Cannot add duplicate."
# Generate unique backend name with hostname suffix
unique_backend_name = f"{backend_name}_{sanitize_name(frontend_hostname)}" if frontend_hostname else backend_name
if is_backend_exist(unique_backend_name):
return f"Backend {unique_backend_name} already exists. Cannot add duplicate."
is_no_lb = lb_method == 'no-lb'
if is_no_lb and len(backend_servers) > 1:
@@ -116,19 +119,12 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
haproxy_cfg.write("\n")
# ===== HTTP-REQUEST RULES (BEFORE REDIRECT) =====
if is_no_lb:
haproxy_cfg.write(f" http-request set-header X-Forwarded-For %[src]\n")
if use_ssl:
haproxy_cfg.write(f" http-request set-header X-Forwarded-Proto https\n")
else:
haproxy_cfg.write(f" http-request set-header X-Forwarded-Proto http\n")
# ===== SET HEADERS (RIGHT AFTER BIND/CERT) =====
haproxy_cfg.write(f" http-request set-header X-Forwarded-For %[src]\n")
if use_ssl:
haproxy_cfg.write(f" http-request set-header X-Forwarded-Proto https\n")
else:
haproxy_cfg.write(f" balance {lb_method}\n")
if forward_for:
haproxy_cfg.write(f" option forwardfor\n")
haproxy_cfg.write(f" http-request set-header X-Forwarded-Proto http\n")
# Mode
haproxy_cfg.write(f" mode {protocol}\n")
@@ -139,6 +135,12 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
acl_name_sanitized = f"is_{sanitize_name(frontend_hostname)}"
haproxy_cfg.write(f" acl {acl_name_sanitized} hdr(host) -i {frontend_hostname}\n")
# Balance settings for non-no-lb mode
if not is_no_lb:
haproxy_cfg.write(f" balance {lb_method}\n")
if forward_for:
haproxy_cfg.write(f" option forwardfor\n")
# DOS protection (BEFORE REDIRECT!)
if is_dos:
haproxy_cfg.write(f" stick-table type ip size 1m expire {ban_duration} store http_req_rate(1m)\n")
@@ -200,14 +202,12 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
# ===== 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")
haproxy_cfg.write(f" use_backend {unique_backend_name} if {acl_name_sanitized}\n")
else:
# Default backend
haproxy_cfg.write(f" default_backend {backend_name}\n")
haproxy_cfg.write(f" default_backend {unique_backend_name}\n")
# ===== PRIMARY BACKEND =====
haproxy_cfg.write(f"\nbackend {backend_name}\n")
# ===== PRIMARY BACKEND (WITH UNIQUE NAME) =====
haproxy_cfg.write(f"\nbackend {unique_backend_name}\n")
if not is_no_lb:
haproxy_cfg.write(f" balance {lb_method}\n")
@@ -241,8 +241,10 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
# ===== REDIRECT FRONTEND (HTTP -> HTTPS) =====
if backend_ssl_redirect and 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."
unique_redirect_backend_name = f"{ssl_redirect_backend_name}_{sanitize_name(frontend_hostname)}" if frontend_hostname else ssl_redirect_backend_name
if is_backend_exist(unique_redirect_backend_name):
return f"Redirect backend {unique_redirect_backend_name} already exists. Cannot add duplicate."
# Generate unique name for redirect frontend
redirect_frontend_name = f"redirect_https_{sanitize_name(frontend_hostname)}" if frontend_hostname else f"redirect_https_{frontend_name}"
@@ -255,12 +257,12 @@ def update_haproxy_config(frontend_name, frontend_ip, frontend_port, lb_method,
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")
haproxy_cfg.write(f" use_backend {unique_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 {unique_redirect_backend_name}\n")
# Redirect backend
haproxy_cfg.write(f"\nbackend {ssl_redirect_backend_name}\n")
haproxy_cfg.write(f"\nbackend {unique_redirect_backend_name}\n")
haproxy_cfg.write(f" mode http\n")
haproxy_cfg.write(f" redirect scheme https code 301 if !{{ ssl_fc }}\n")