4.3.1.0

Changelog: https://haproxy-wi.org/changelog.py#4_3_1

README.md

@@ -16,6 +16,7 @@ Web interface(user-friendly web GUI, alerting, monitoring and secure) for managi
 1.  Installation and updating Grafana, Prometheus servers with HAProxy-WI
 1.  Installation and updating HAProxy and Nginx exporters with HAProxy-WI
 2.	Configure HAProxy, Nginx and Keepalived In a jiffy with HAProxy-WI
+3.	Dynamic change of Maxconn, backend's IP address and port with saving changes to the config file
 3.	View and analyse Status of all Frontend/backend server via HAProxy-WI from a single control panel.
 4.	Enable/disable servers through stats page without rebooting HAProxy
 5.	View/Analyse HAproxy, Nginx logs straight from the HAProxy-WI web interface

app/funct.py

@@ -380,8 +380,59 @@ def rewrite_section(start_line, end_line, config, section):
 			return_config += line
 		
 	return return_config
+	
+	
+def get_backends_from_config(serv, backends='', **kwargs):
+	configs_dir = get_config_var('configs', 'haproxy_save_configs_dir')
+	format = 'cfg'
+	record = False
+	
+	try:
+		cfg = configs_dir+get_files(dir=configs_dir, format=format)[0]
+	except Exception as e:
+		logging('localhost', str(e), haproxywi=1)
+		try:
+			cfg = configs_dir + serv + "-" + get_data('config') + '.'+format
+		except:
+			logging('localhost', ' Cannot generate cfg path', haproxywi=1)
+		try:
+			error = get_config(serv, cfg)
+		except:
+			logging('localhost', ' Cannot download config', haproxywi=1)
+			print('error: Cannot get backends')
+			sys.exit()
+
+	with open(cfg, 'r') as f:
+		for line in f:	
+			if backends == 'frontend':
+				if (line.startswith('listen') or line.startswith('frontend')) and 'stats' not in line:
+					line = line.strip()
+					print(line.split(' ')[1], end="<br>")
+	
 
+def get_all_stick_table():
+	import sql
+	haproxy_sock_port = sql.get_setting('haproxy_sock_port')
+	cmd='echo "show table"|nc %s %s |awk \'{print $3}\' | tr -d \'\n\' | tr -d \'[:space:]\'' % (serv, haproxy_sock_port)
+	output, stderr = subprocess_execute(cmd)
+	return output[0]
+						
+def get_stick_table(table):
+	import sql
+	haproxy_sock_port = sql.get_setting('haproxy_sock_port')
+	cmd='echo "show table %s"|nc %s %s |awk -F"#" \'{print $2}\' |head -1 | tr -d \'\n\'' % (table, serv, haproxy_sock_port)
+	output, stderr = subprocess_execute(cmd)
+	tables_head = []
+	for i in output[0].split(','):
+		i = i.split(':')[1]
+		tables_head.append(i)
+			
+	cmd='echo "show table %s"|nc %s %s |grep -v "#"' % (table, serv, haproxy_sock_port)
+	output, stderr = subprocess_execute(cmd)
+	
+	return tables_head, output
 	
+
 def install_haproxy(serv, **kwargs):
 	import sql
 	script = "install_haproxy.sh"

app/options.py

@@ -8,11 +8,13 @@ form = funct.form
 serv = form.getvalue('serv')
 act = form.getvalue('act')
 
+
 if form.getvalue('new_metrics') or form.getvalue('new_waf_metrics') or form.getvalue('metrics_hapwi_ram') or form.getvalue('metrics_hapwi_cpu'):
 	print('Content-type: application/json\n')
 else:
 	print('Content-type: text/html\n')
 
+
 if act == "checkrestart":
 	servers = sql.get_dick_permit(ip=serv)
 	for server in servers:
@@ -90,6 +92,150 @@ if form.getvalue('backend') is not None:
 	funct.show_backends(serv)
 	
 	
+if form.getvalue('ip_select') is not None:
+	funct.show_backends(serv)
+
+
+if form.getvalue('ipbackend') is not None and form.getvalue('backend_server') is None:
+	import sql
+	haproxy_sock_port = sql.get_setting('haproxy_sock_port')
+	backend = form.getvalue('ipbackend')
+	cmd='echo "show servers state"|nc %s %s |grep "%s" |awk \'{print $4}\'' % (serv, haproxy_sock_port, backend)
+	output, stderr = funct.subprocess_execute(cmd)
+	for i in output:
+		if i == ' ':
+			continue
+		i = i.strip()
+		print(i+'<br>')
+
+
+if form.getvalue('ipbackend') is not None and form.getvalue('backend_server') is not None:
+	import sql
+	haproxy_sock_port = sql.get_setting('haproxy_sock_port')
+	backend = form.getvalue('ipbackend')
+	backend_server = form.getvalue('backend_server')
+	cmd='echo "show servers state"|nc %s %s |grep "%s" |grep "%s" |awk \'{print $5":"$19}\' |head -1' % (serv, haproxy_sock_port, backend, backend_server)
+	output, stderr = funct.subprocess_execute(cmd)
+	print(output[0])
+	
+	
+if form.getvalue('backend_ip') is not None:	
+	import sql
+	backend_backend = form.getvalue('backend_backend')
+	backend_server = form.getvalue('backend_server')
+	backend_ip = form.getvalue('backend_ip')
+	backend_port = form.getvalue('backend_port')
+	if form.getvalue('backend_ip') is None:
+		print('error: Backend IP must be IP and not 0')
+		sys.exit()
+	
+	if form.getvalue('backend_port') is None:
+		print('error: Backend port must be integer and not 0')
+		sys.exit()
+		
+	haproxy_sock_port = sql.get_setting('haproxy_sock_port')
+	
+	MASTERS = sql.is_master(serv)
+	for master in MASTERS:
+		if master[0] != None:
+			cmd='echo "set server %s/%s addr %s port %s check-port %s" |nc %s %s' % (backend_backend, backend_server, backend_ip, backend_port, backend_port, master[0], haproxy_sock_port)
+			output, stderr = funct.subprocess_execute(cmd)
+			print(output[0])
+			
+	cmd='echo "set server %s/%s addr %s port %s check-port %s" |nc %s %s' % (backend_backend, backend_server, backend_ip, backend_port, backend_port, serv, haproxy_sock_port)
+	output, stderr = funct.subprocess_execute(cmd)
+	
+	if stderr != '':
+		print('error: '+stderr[0])
+	else:
+		print(output[0])
+		configs_dir = funct.get_config_var('configs', 'haproxy_save_configs_dir')
+		cfg = configs_dir + serv + "-" + funct.get_data('config') + ".cfg"
+		
+		error = funct.get_config(serv, cfg)
+		cmd = 'string=`grep %s %s -n -A25 |grep "server %s" |head -1|awk -F"-" \'{print $1}\'` && sed -Ei "$( echo $string)s/((1?[0-9][0-9]?|2[0-4][0-9]|25[0-5])\.){3}(1?[0-9][0-9]?|2[0-4][0-9]|25[0-5]):[0-9]+/%s:%s/g" %s' % (backend_backend, cfg, backend_server, backend_ip, backend_port, cfg)
+		output, stderr = funct.subprocess_execute(cmd)
+		stderr = funct.master_slave_upload_and_restart(serv, cfg, just_save='save')
+		
+	
+	
+if form.getvalue('maxconn_select') is not None:
+	serv = form.getvalue('maxconn_select')
+	funct.get_backends_from_config(serv, backends='frontend')
+	
+
+if form.getvalue('maxconn_frontend') is not None:	
+	import sql
+	frontend = form.getvalue('maxconn_frontend')
+	maxconn = form.getvalue('maxconn_int')
+	if form.getvalue('maxconn_int') is None:
+		print('error: Maxconn must be integer and not 0')
+		sys.exit()
+		
+	haproxy_sock_port = sql.get_setting('haproxy_sock_port')
+	
+	MASTERS = sql.is_master(serv)
+	for master in MASTERS:
+		if master[0] != None:
+			if frontend == 'global':
+				cmd='echo "set maxconn %s %s" |nc %s %s' % (frontend, maxconn, master[0], haproxy_sock_port)
+			else:	
+				cmd='echo "set maxconn frontend %s %s" |nc %s %s' % (frontend, maxconn, master[0], haproxy_sock_port)
+			output, stderr = funct.subprocess_execute(cmd)
+			
+	if frontend == 'global':
+		cmd='echo "set maxconn %s %s" |nc %s %s' % (frontend, maxconn, serv, haproxy_sock_port)
+	else:	
+		cmd='echo "set maxconn frontend %s %s" |nc %s %s' % (frontend, maxconn, serv, haproxy_sock_port)
+	output, stderr = funct.subprocess_execute(cmd)
+	
+	if stderr != '':
+		print(stderr[0])
+	elif output[0] == '':
+		configs_dir = funct.get_config_var('configs', 'haproxy_save_configs_dir')
+		cfg = configs_dir + serv + "-" + funct.get_data('config') + ".cfg"
+		
+		error = funct.get_config(serv, cfg)
+		cmd = 'string=`grep %s %s -n -A5 |grep maxcon -n |awk -F":" \'{print $2}\'|awk -F"-" \'{print $1}\'` && sed -Ei "$( echo $string)s/[0-9]+/%s/g" %s' % (frontend, cfg, maxconn, cfg)
+		output, stderr = funct.subprocess_execute(cmd)
+		stderr = funct.master_slave_upload_and_restart(serv, cfg, just_save='save')
+		print('Maxconn for %s has been set to %s ' % (frontend, maxconn))
+	else:
+		print('error: '+output[0])	
+	
+
+if form.getvalue('table_serv_select') is not None:
+	print(funct.get_all_stick_table())
+	
+	
+if form.getvalue('table_select') is not None:
+	from jinja2 import Environment, FileSystemLoader
+	env = Environment(loader=FileSystemLoader('templates/ajax'), autoescape=True,extensions=['jinja2.ext.loopcontrols', 'jinja2.ext.do'], trim_blocks=True, lstrip_blocks=True)
+	table = form.getvalue('table_select')
+	
+	if table == 'All':		
+		template = env.get_template('/stick_tables.html')
+		tables = funct.get_all_stick_table()
+		table = []
+		for t in tables.split(','):
+			if t != '':
+				id = []
+				tables_head = []
+				
+				tables_head1, table1 = funct.get_stick_table(t)
+				id.append(tables_head1)
+				id.append(table1)
+				table.append(id)
+			
+		template = template.render(table=table)
+	else:
+		template = env.get_template('/stick_table.html')
+		tables_head, table = funct.get_stick_table(table)
+		template = template.render(tables_head=tables_head, table=table)
+		
+	print(template)
+	
+	
 if form.getvalue('change_pos') is not None:
 	import sql
 	pos = form.getvalue('change_pos')

app/templates/hapservers.html

@@ -111,13 +111,13 @@
 					{% else %}
 						{% set action_service = 'hap' %}
 					{% endif %}
-					<a id="start-{{ s.2 }}" class="start" title="Start {{service}} service">
+					<a id="start-{{ s.2 }}" class="start" title="Start {{service}} service" style="padding-right: 4px;">
 						<span class="service-start" onclick="confirmAjaxAction('start', '{{action_service}}', '{{s.2}}')"></span>
 					</a>
-					<a id="reload-{{ s.2 }}" class="reload" title="Reload {{service}} service">
+					<a id="reload-{{ s.2 }}" class="reload" title="Reload {{service}} service" style="padding-right: 4px;">
 						<span class="service-reload" onclick="confirmAjaxAction('reload', '{{action_service}}', '{{s.2}}', '{{s.1}}')"></span>
 					</a>
-					<a id="restart-{{ s.2 }}" class="restart" title="Restart {{service}} service">
+					<a id="restart-{{ s.2 }}" class="restart" title="Restart {{service}} service" style="padding-right: 4px;">
 						<span class="service-reload service-restart" onclick="confirmAjaxAction('restart', '{{action_service}}', '{{s.2}}')"></span>
 					</a>
 					<a id="stop-{{ s.2 }}" class="stop" title="Stop {{service}} service">