v4.4.2.0

Changelog: https://haproxy-wi.org/changelog.py#4_4_2

app/overview.py

@@ -72,7 +72,7 @@ try:
 
 	cmd = "ps ax |grep metrics_master |grep -v grep |wc -l"
 	metrics_master, stderr = funct.subprocess_execute(cmd)
-	cmd = "ps ax |grep checker_mas |grep -v grep |wc -l"
+	cmd = "systemctl status checker_haproxy |grep Act |awk  '{print $2}'"
 	checker_master, stderr = funct.subprocess_execute(cmd)
 	cmd = "ps ax |grep -e 'keep_alive.py' |grep -v grep |wc -l"
 	keep_alive, stderr = funct.subprocess_execute(cmd)

app/templates/ovw.html

@@ -101,11 +101,8 @@
 			{% endif %}
 		</td>
 		<td class="third-collumn-wi">
-			{% if checker_master|int() >= 1 %}
+			{% if checker_master == 'active' %}
 				<span title="running {{ checker_master }} master processes"><span class="serverUp server-status"></span></span>
-			{% else %}
-				<span class="serverDown server-status"></span> 
-			{% endif %}
 				{% if role <= 1 %}
 				<a href="/app/viewlogs.py?viewlogs={{checker_log_id}}&rows=10&grep=&hour=00&minut=00&hour1=24&minut1=00" title="View checker master's logs" class="logs_link">
 					<span>Checker master</span>
@@ -113,6 +110,19 @@
 				{% else %}
 				<span>Checker master</span>
 				{% endif %}
+			{% else %}
+				{% if checker_master == 'inactive' or checker_master == 'failed' %}
+					<span title="Checker is stopped"><span class="serverDown server-status"></span></span>
+					<a href="/app/users.py#services" title="Start Checker - HAProxy-WI service" class="logs_link">
+						Checker master
+					</a>
+				{% else %}
+					<span title="Backends checker is not installed"><span class="serverNone server-status"></span></span>
+					<a href="https://haproxy-wi.org/services.py?service=checker#installation" title="Backends checker installation" target="_blank" class="logs_link">
+						Checker master
+					</a>
+				{% endif %}
+			{% endif %}
 		</td>
 		<td class="third-collumn-wi">
 			{% if keep_alive|int() >= 1 %}
@@ -182,7 +192,7 @@
 				</a>
 			{% else %}
 				{% if smon == 'inactive' or smon== 'failed' %}
-					<span title="SMON is stoped"><span class="serverDown server-status"></span></span>
+					<span title="SMON is stopped"><span class="serverDown server-status"></span></span>
 					<a href="/app/users.py#services" title="Start SMON - HAProxy-WI service" class="logs_link">
 						SMON
 					</a>

app/tools/checker_master.py

@@ -1,79 +0,0 @@
-#!/usr/bin/env python3
-import subprocess
-import time
-import argparse
-import os, sys
-sys.path.append(os.path.join(sys.path[0], os.path.dirname(os.getcwd())))
-sys.path.append(os.path.join(sys.path[0], os.getcwd()))
-import funct
-import sql
-import signal
-
-class GracefulKiller:
-	kill_now = False
-	def __init__(self):
-		signal.signal(signal.SIGINT, self.exit_gracefully)
-		signal.signal(signal.SIGTERM, self.exit_gracefully)
-	
-	def exit_gracefully(self,signum, frame):
-		self.kill_now = True
-
-def main():
-	servers = sql.select_alert()
-	started_workers = get_worker()
-	servers_list = []
-	
-	for serv in servers:
-		servers_list.append(serv[0])
-			
-	need_kill=list(set(started_workers) - set(servers_list))
-	need_start=list(set(servers_list) - set(started_workers))
-	
-	if need_kill:
-		for serv in need_kill:
-			kill_worker(serv)
-			
-	if need_start:
-		for serv in need_start:
-			start_worker(serv)
-	
-def start_worker(serv):
-	port = sql.get_setting('haproxy_sock_port')
-	cmd = "tools/checker_worker.py %s --port %s &" % (serv, port)
-	os.system(cmd)
-	funct.logging("localhost", " Master started new worker for: "+serv, alerting=1)
-	
-def kill_worker(serv):
-	cmd = "ps ax |grep 'tools/checker_worker.py %s'|grep -v grep |awk '{print $1}' |xargs kill" % serv
-	output, stderr = funct.subprocess_execute(cmd)
-	funct.logging("localhost", " Master killed worker for: "+serv, alerting=1)
-	if stderr:
-		funct.logging("localhost", stderr, alerting=1)
-
-def kill_all_workers():
-	cmd = "ps ax |grep 'tools/checker_worker.py' |grep -v grep |awk '{print $1}' |xargs kill"
-	output, stderr = funct.subprocess_execute(cmd)
-	funct.logging("localhost", " Master killing all workers", alerting=1)
-	if stderr:
-		funct.logging("localhost", stderr, alerting=1)
-		
-def get_worker():
-	cmd = "ps ax |grep 'tools/checker_worker.py' |grep -v grep |awk '{print $7}'"
-	output, stderr = funct.subprocess_execute(cmd)
-	if stderr:
-		funct.logging("localhost", stderr, alerting=1)
-	return output
-	
-if __name__ == "__main__":
-	funct.logging("localhost", " Checker master started", alerting=1)
-	killer = GracefulKiller()
-	
-	while True:
-		main()
-		time.sleep(20)
-		
-		if killer.kill_now:
-			break
-			
-	kill_all_workers()
-	funct.logging("localhost", " Checker master shutdown", alerting=1)

app/tools/checker_worker.py

@@ -1,106 +0,0 @@
-#!/usr/bin/env python3
-import subprocess
-from subprocess import check_output, CalledProcessError
-import time
-import argparse
-import os
-import sys
-sys.path.append(os.path.join(sys.path[0], os.path.dirname(os.getcwd())))
-sys.path.append(os.path.join(sys.path[0], os.getcwd()))
-import funct
-import signal
-
-class GracefulKiller:
-	kill_now = False
-	def __init__(self):
-		signal.signal(signal.SIGINT, self.exit_gracefully)
-		signal.signal(signal.SIGTERM, self.exit_gracefully)
-	
-	def exit_gracefully(self,signum, frame):
-		self.kill_now = True
-
-def main(serv, port):
-	port = str(port)
-	firstrun = True
-	currentstat = []
-	oldstat = []
-	readstats = ""
-	killer = GracefulKiller()
-	old_stat_service = ""
-	
-	while True:
-		try:			
-			readstats = subprocess.check_output(["echo show stat | nc "+serv+" "+port], shell=True)
-		except CalledProcessError as e:
-			if firstrun == False:	
-				cur_stat_service = "error"
-				if old_stat_service != cur_stat_service:
-					alert = "Can't connect to HAProxy service at " + serv
-					funct.telegram_send_mess(str(alert), ip=serv)
-					funct.logging("localhost", " "+alert, alerting=1)
-
-			firstrun = False				
-			old_stat_service = cur_stat_service
-			time.sleep(60)	
-			continue
-		except OSError as e:
-			print(e)
-			sys.exit()
-		else:
-			cur_stat_service = "Ok"
-			if firstrun == False:	
-				if old_stat_service != cur_stat_service:
-					alert = "Now UP HAProxy service at " + serv
-					funct.telegram_send_mess(str(alert), ip=serv)
-					funct.logging("localhost", " "+alert, alerting=1)
-					firstrun = True
-					time.sleep(5)	
-			old_stat_service = cur_stat_service
-			
-		vips = readstats.splitlines()
-
-		for i in range(0,len(vips)):
-			if "UP" in str(vips[i]):		
-				currentstat.append("UP")
-			elif "DOWN" in str(vips[i]):
-				currentstat.append("DOWN")
-			elif "MAINT" in str(vips[i]):
-				currentstat.append("MAINT")
-			else:
-				currentstat.append("none")
-
-			if firstrun == False:
-				if (currentstat[i] != oldstat[i] and currentstat[i]!="none") and ("FRONTEND" not in str(vips[i]) and "BACKEND" not in str(vips[i])):
-					servername = str(vips[i])
-					servername = servername.split(",")
-					realserver = servername[0]
-					server = servername[1]
-					alert = "Backend: "+realserver[2:]+", server: "+server+"  has changed status to "+ currentstat[i] + " on " + serv + " HAProxy"
-					funct.telegram_send_mess(str(alert), ip=serv)
-					funct.logging("localhost", " "+alert, alerting=1)
-		firstrun = False
-		oldstat = currentstat
-		currentstat = []
-		time.sleep(60)	
-				
-		if killer.kill_now:
-			break
-	
-	funct.logging("localhost", " Worker shutdown for: "+serv, alerting=1)
-
-if __name__ == "__main__":
-	parser = argparse.ArgumentParser(description='Check HAProxy servers state.', prog='check_haproxy.py', formatter_class=argparse.ArgumentDefaultsHelpFormatter)
-	
-	parser.add_argument('IP', help='Start check HAProxy server state at this ip', nargs='?', type=str)
-	parser.add_argument('--port', help='Start check HAProxy server state at this port', nargs='?', default=1999, type=int)
-					
-	args = parser.parse_args()
-	if args.IP is None:
-		parser.print_help()
-		import sys
-		sys.exit()
-	else: 
-		try:
-			main(args.IP, args.port)
-		except KeyboardInterrupt:
-			pass

app/users.py

@@ -18,7 +18,7 @@ try:
 	ldap_enable = sql.get_setting('ldap_enable')
 	grafana, stderr = funct.subprocess_execute("service grafana-server status |grep Active |awk '{print $1}'")
 	services = []
-	services_name = {"checker_haproxy":"Master checker service", 
+	services_name = {"checker_haproxy":"Master backends checker service",
 					"keep_alive":"Auto start service", 
 					"metrics_haproxy":"Master metrics service", 
 					"prometheus":"Prometheus service", 

config_other/logrotate/checker

@@ -1,9 +0,0 @@
-/var/www/haproxy-wi/log/checker-error.log {
-    daily
-    rotate 10
-    missingok
-    notifempty
-	create 0644 apache apache
-	dateext
-    sharedscripts
-}

config_other/syslog/checker.conf

@@ -1,2 +0,0 @@
-if $programname startswith 'checker' then /var/www/haproxy-wi/log/checker-error.log
-& stop

config_other/systemd/checker_haproxy.service

@@ -1,19 +0,0 @@
-[Unit]
-Description=Haproxy backends state checker
-After=syslog.target network.target
-
-[Service]
-Type=simple
-WorkingDirectory=/var/www/haproxy-wi/app/
-ExecStart=/var/www/haproxy-wi/app/tools/checker_master.py
-
-StandardOutput=syslog
-StandardError=syslog
-SyslogIdentifier=checker
-
-RestartSec=2s
-Restart=on-failure
-TimeoutStopSec=1s
-
-[Install]
-WantedBy=multi-user.target