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--- сервис_zabbix [2022/02/14 11:29]
val [Простые проверки]
+++ сервис_zabbix [2023/10/03 16:11]
val [Мониторинг по протоколу SNMP]
@@ Line 26: / Line 26: @@
 # less /usr/share/doc/zabbix-server-mysql/README.Debian
-</code>
-  * В Debian10 потребуется [[Сервис MySQL#Управление параметрами сервера]] MySQL innodb_strict_mode=OFF
-<code>
 # cat zabbix.sql
 </code><code>
 #drop database zabbix;
 create database zabbix character set utf8 collate utf8_bin;
-grant all privileges on zabbix.* to zabbix@localhost identified by 'zabbix';
+#debian11
+#grant all privileges on zabbix.* to zabbix@localhost identified by 'zabbix';
+#ubuntu20
+#create  USER zabbix@localhost identified by 'zabbix';
+#grant all privileges on zabbix.* to zabbix@localhost;
 </code><code>
 # mysql < zabbix.sql
@@ Line 41: / Line 43: @@
 # zcat /usr/share/zabbix-server-mysql/{schema,images,data}.sql.gz | mysql -uzabbix -pzabbix zabbix
-# cat /etc/zabbix/zabbix_server.conf
+# cat /etc/zabbix/zabbix_server.conf.d/corpX.conf
 </code><code>
-...
 DBHost=localhost
 DBName=zabbix
@@ Line 89: / Line 90: @@
 http://server.corpX.un/zabbix/setup.php
+!!! После работы визарда рекомендуется
+# mv /usr/share/zabbix/setup.php /usr/share/zabbix/setup.php_stop
+что бы никто его не повторил)
 </code><code>
 # less /etc/zabbix/zabbix.conf.php
@@ Line 127: / Line 133: @@
 # mkdir /var/lib/zabbix
+# В 6-й версии не нужно, БД будет создана автоматически
 # zcat /usr/share/doc/zabbix-proxy-sqlite3/schema.sql.gz | sqlite3 /var/lib/zabbix/zabbix.db
 </code>
@@ Line 141: / Line 148: @@
 # chown -R zabbix:zabbix /var/lib/zabbix
-# vim /etc/zabbix/zabbix_proxy.conf
+# cat /etc/zabbix/zabbix_proxy.conf
 </code><code>
 ...
@@ Line 194: / Line 201: @@
 ===== Обновление Zabbix =====
-  * [[https://www.zabbix.com/documentation/current/manual/installation/upgrade/packages/debian_ubuntu#Steps required for a successful upgrade Zabbix]]
+  * [[https://bestmonitoringtools.com/upgrade-zabbix-to-the-latest-version/|Upgrade Zabbix (5.0, 5.2, 5.4) to 6.0 like a Pro (+6.0 to 6.4 guide)]]
-  * [[https://www.zabbix.com/documentation/current/ru/manual/installation/upgrade/packages/debian_ubuntu#Обновление с Zabbix]]
+  * [[https://www.zabbix.com/documentation/current/manual/installation/upgrade/packages/debian_ubuntu|Steps required for a successful upgrade Zabbix]]
+  * [[https://www.zabbix.com/documentation/current/ru/manual/installation/upgrade/packages/debian_ubuntu|Требуемые шаги для успешного обновления Zabbix]]
+  * [[https://www.zabbix.com/documentation/current/en/manual/installation/upgrade|Zabbix Documentation Upgrade procedure]]
 ===== Настройка мониторинга =====
-  * [[https://www.zabbix.com/documentation/4.0/ru/manual/quickstart|Zabbix Documentation 4.0. Быстрый старт]]
+  * !!! Однажды Setup не заработал в firefox !!!
+  * [[https://www.zabbix.com/documentation/current/ru/manual/quickstart|Zabbix Documentation. Быстрый старт]]
   * Login: Admin; Pass: zabbix
 <code>
-http://server.corpX.un/zabbix/
+http://192.168.X.10/zabbix/
 </code>
 ==== Настройка уведомлений о событиях ====
@@ Line 368: / Line 379: @@
 {ITEM.NAME1} ({HOST.NAME1}:{ITEM.KEY1}):
-Current:
+==CURRENT==
 {ITEM.VALUE1}
-Previous:
+==PREVIOUS==
 {{HOSTNAME}:{TRIGGER.KEY}.last(#2)}
@@ Line 392: / Line 403: @@
 {{HOSTNAME}:{TRIGGER.KEY}.last(#2)}
 </code>
+Zabbix 6
+  * [[https://www.zabbix.com/forum/zabbix-help/445808-display-an-items-previous-value|Display an items previous value...does not work...]]
 ==== Простые проверки ====
@@ Line 484: / Line 499: @@
 speedtest-cli --csv $A | cut -d',' -f $F
+</code><code>
+# /etc/zabbix/externalscripts/speedtest.sh upload
+# /etc/zabbix/externalscripts/speedtest.sh download
 </code><code>
 Cofiguration->Hosts->server.corpX.un
@@ Line 492: / Line 511: @@
     Type of information: Numeric (float)
     Units: Бит/сек
+    Update interval: 30m
 ...
     Name: speedtest upload
@@ Line 585: / Line 606: @@
     Key:  speedtest.download
     Type of information: Numeric (float) или Numeric (unsigned)
-    Units: Бит/сек
+    Units: бит/с  или  bit/s
     Allowed hosts: 127.0.0.1
   Preprocessing    может понадобиться
@@ Line 669: / Line 690: @@
   * [[https://www.zabbix.com/documentation/4.0/ru/manual/web_monitoring/example|Сценарий из реальной жизни]]
+  * [[https://stackoverflow.com/questions/58641673/zabbix-web-scenario-debug|Zabbix web scenario debug]]
 === Исследование приложения ===
+  * !!! [[https://stackoverflow.com/questions/15603561/how-can-i-debug-a-http-post-in-chrome|How can I debug a HTTP POST in Chrome?]]
 <code>
 Шаг 1.
@@ Line 728: / Line 753: @@
   Variables
     {token1} regex:name="_token" value="([0-9A-Za-z]{32})"
+Можно проще:
-Попробовать:
     {token1} regex:name="_token" value="(.{32})"
-  Required string: Roundcube Webmail
+  Required string: rcmloginsubmit
   Required status codes: 200
@@ Line 747: / Line 771: @@
   Variables
-    {token2}: regex:name="_token" value="([0-9A-Za-z]{32})"
+    {token2}: regex:name="_token" value="(.{32})"
   Follow redirects: YES
@@ Line 762: / Line 786: @@
     _token: {token2}
-  Required string: Roundcube Webmail
+  Required string: rcmloginsubmit
   Required status codes: 200
 </code>
 ==== Настройка триггеров ====
+  * [[https://www.zabbix.com/documentation/current/en/manual/config/triggers/trigger|Configuring a trigger]]
 === Примеры простых целочисленных триггеров ===
@@ Line 772: / Line 798: @@
 Host: server.corpX.un
     Name: gate.isp.un is unreachable
-    Expression: {server.corpX.un:icmpping[gate.isp.un].last()}=0
+    Expression: {server.corpX.un:icmpping[gate.isp.un].last()}=0    Zabbix < 5.4
+    Expression: last(/server.corpX.un/icmpping[gate.isp.un])=0     Zabbix >= 5.4
     Severity: High
     Name: RDP service on host is not available
     Expression: {server.corpX.un:net.tcp.service[tcp,192.168.X.5,3389].last()}=0
+    Expression: last(/server.corpX.un/net.tcp.service[tcp,192.168.X.29,3389])=0
     Severity: Warning
 Host: ya.ru
     Name: HTTPS service on {HOST.NAME} is not available
-    Expression: {ya.ru:net.tcp.service.perf[https].last(#2)}=0
+    Expression: {ya.ru:net.tcp.service.perf[https].max(#2)}=0
+    Expression: max(/ya.ru/net.tcp.service.perf[https],#2)=0
     Dependencies: Zabbix server: gate.isp.un is unreachable
@@ Line 793: / Line 822: @@
 Host: ya.ru
     Name: HTTP service on {HOST.NAME} is slow
+    Значение подобрать на основе графика
+    Expression: {ya.ru:my.avg.perf.http.last()}>0.4
     Expression: {ya.ru:net.tcp.service.perf[https].avg(5m)}>0.4
+    Expression: avg(/ya.ru/net.tcp.service.perf[https],5m)>0.4
-    Expression: {ya.ru:my.avg.perf.http.last()}>0.4
-    Значение подобрать на основе графика
     Severity: Warning
 </code>
 === Пример с макросами и Recovery expression ===
+!!! Добавить в поле "Operational data" информацию о текущем и максимальном количестве адресов
 <code>
     Name: On {HOST.NAME} dhcp subnet is full
@@ Line 813: / Line 846: @@
 === Пример с текстовым элементом ===
+Zabbix 5
 <code>
 Name: Host {HOST.NAME} nmap change
@@ Line 820: / Line 854: @@
   или
 Expression: {val.bmstu.ru:my.nmap.diff()}=1
+</code>
+Zabbix 6
+<code>
+Name: installed soft on host {HOST.NAME} change
+Severity: Warning
+Expression: (last(/Template OS Windows list installed soft Active/listinstalledsoft,#1)<>last(/Template OS Windows list installed soft Active/listinstalledsoft,#2))=1
 </code>
@@ Line 830: / Line 871: @@
 Severity: Hight
 Expression: {server.corpX.un:web.test.fail[mail corpX].last()}>0
+Expression: last(/server.corpX.un/web.test.fail[mail corpX])>0
 </code>
@@ Line 927: / Line 969: @@
 <code>
 Configuration - Actions - Auto registration
-  Name: Add windows clients
+  Name: Add Windows clients                                          # or Add Linux clients
-  Conditions: Host name contains CLIENT
+  Conditions: Host name contains CLIENT                              # or client (lowercase) for linux
-  Action operations: Add to host groups: windows clients
+  Action operations:
-  Link to templates: Template OS Windows by Zabbix agent active
+    Add to host groups: Windows clients                              # or Linux clients
-                     Template OS Windows list installed soft Active
+    Link to templates: Windows by Zabbix agent active                # or Linux by Zabbix agent active
+                     Template OS Windows list installed soft Active  # work in linux too))
   Set host inventory mode: Automatic
 </code>
@@ Line 943: / Line 986: @@
 StartAgents=0
 ServerActive=server
-Hostname=CLIENTN
+#Hostname=CLIENTN
 </code>
 === Использование UserParameter ===
-  * Пример для Linux/Unix
+== Примеры для Linux ==
   * [[Сервис DHCP#Статистика DHCP сервера]]
@@ Line 960: / Line 1004: @@
 </code>
-  * Windows examples
+  * [[Управление ПО в Linux#Список desktop приложений]]
-  * [[PowerShell#Список установленного ПО]]  !!! Попробовать вариант с форматированием
+<code>
+linclient2:~# cat /etc/zabbix/zabbix_agentd.conf.d/listinstalledsoft.conf
+</code><code>
+UserParameter=listinstalledsoft,ls /usr/share/applications | awk -F '.desktop' ' { print $1}' -
+# UserParameter=listinstalledsoft,ls /usr/share/applications /usr/local/share/applications | awk -F '.desktop' ' { print $1}' -
+</code>
+== Примеры для Windows ==
+  * [[PowerShell#Список установленного ПО]]
 <code>
@@ Line 969: / Line 1023: @@
 Timeout=30
-UserParameter=listinstalledsoft,powershell -Command Get-ChildItem HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall; powershell -Command Get-ChildItem HKLM:\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall
+#UserParameter=listinstalledsoft,powershell -Command Get-ChildItem HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall; powershell -Command Get-ChildItem HKLM:\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall
+UserParameter=listinstalledsoft,C:\bin\listinstalledsoft.bat | findstr /v "^$"
 UnsafeUserParameters=1
@@ Line 975: / Line 1031: @@
 UserParameter=runcommand[*],$1
 UserParameter=lmstat[*],C:\Progra~1\PTC\flexnet\bin\lmutil lmstat -a -c $1
+</code><code>
+C:\>notepad C:\bin\listinstalledsoft.bat
+</code><code>
+@echo off
+powershell -command "Get-ItemProperty HKLM:\Software\Microsoft\Windows\CurrentVersion\Uninstall\* | Get-ItemProperty | Where-Object 'DisplayName' | Sort-Object -Property DisplayName | Select-Object -Property DisplayName | Format-Table -AutoSize -HideTableHeaders"
+powershell -command "Get-ItemProperty HKLM:\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Uninstall\* | Get-ItemProperty | Where-Object 'DisplayName' | Sort-Object -Property DisplayName | Select-Object -Property DisplayName | Format-Table -AutoSize -HideTableHeaders"
 </code>
 ==== Мониторинг по протоколу SNMP ====
-  * Необходима [[Сервис SNMP#Установка snmp консоли]]
+  * Была необходима [[Сервис SNMP#Установка snmp консоли]]
 <code>
 # service zabbix-server restart
 </code>
 === Автоматическое добавление ===
@@ Line 990: / Line 1055: @@
 Configuration->Discovery
 Discovery rules
-  Name: Local network
+  Name: Local network    или    Cisco Router Discovery
   IP range: 172.16.1.190-199, 192.168.X.51-60
   Checks:
@@ Line 997: / Line 1062: @@
     SNMP OID .1.3.6.1.2.1.1.5.0
       или
-             SNMPv2-MIB::sysName.0
+             SNMPv2-MIB::sysName.0       !!! Требуется установка MIB
     Add
-  Update interval: 5m
+  Update interval: 3m
-  Device uniqueness criteria: IP address
+  Host name: SNMPv2 agent ...            !!! Остальные варианты требуют PTR записи
   Enabled: yes
@@ Line 1011: / Line 1078: @@
       Add
     Operations:
-      Add to host groups: Discovered hosts
+      Add to host groups: Cisco devices             !!! В Discovered hosts добавится автоматически !!!
       Link to templates:
 .XX Template SNMP Device
 .XX Template Module Generic SNMPv2
 .XX Template Module Interfaces Simple SNMPv2
-.XX Template Net Cisco IOS SNMP                  !!!! Уменьшить период Discovery !!!!
+.XX Template Net Cisco IOS SNMP       !!! Уменьшить период Network interfaces discovery !!!
+.XX Cisco IOS by SNMP
       Set host inventory mode: Automatic
     Add
 </code>
+=== SNMPv3 ===
+  * [[https://blog.zabbix.com/monitoring-network-hardware-with-snmpv3-in-zabbix/10093/|Monitoring network hardware with SNMPv3 in Zabbix]]
 ==== Проверки через SSH ====
@@ Line 1029: / Line 1101: @@
   * [[https://www.zabbix.com/documentation/3.0/ru/manual/config/items/itemtypes/snmptrap|Zabbix Documentation SNMP трапы]]
   * [[https://gist.github.com/jpawlowski/152abb4951f39ce1cfa0b1c5220b8635|SNMPTT installation on CentOS 7 for Zabbix integration]]
+  * [[https://programmersought.com/article/39768892920/|How to deploy SNMP Traps in Centos8]]
   * [[https://www.zabbix.com/forum/zabbix-help/28463-catch-all-snmp-traps-with-general-event|catch all snmp traps with general event]]
+  * [[https://blog.zabbix.com/snmp-traps-in-zabbix/8210/|SNMP Traps in Zabbix]]
+  * [[https://youtu.be/fVK2YWdTalQ|youtube SNMP Traps in Zabbix Tutorial]]
 <code>
@@ Line 1079: / Line 1154: @@
 Configuration
   Templates
-    Template App SSH Service
+    Template App SSH Service/SSH Service
   Full Clone
-    Template App SSH Port Service
+    Template App SSH Port Service/SSH Port Service
   Add
   Templates
-    Template App SSH Port Service
+    Template App SSH Port Service/SSH Port Service
       Items
         SSH service is running
@@ Line 1099: / Line 1174: @@
   * [[https://www.zabbix.com/forum/in-russian/44171-perl-script-%D0%90%D0%B2%D1%82%D0%BE%D1%80%D0%B8%D1%81%D0%BE%D0%B2%D0%B0%D0%BD%D0%B8%D1%8F-%D1%82%D0%BE%D0%BF%D0%BE%D0%BB%D0%BE%D0%B3%D0%B8%D0%B8-%D1%81%D0%B5%D1%82%D0%B8-%D0%B2-zabbix|Perl script Авторисования топологии сети в Zabbix]]
   * [[https://youtu.be/MEdVvZU18ek|Видеоурок - Самый простой, но очень полезный пример использования низкоуровнего обнаружения (LLD) в Zabbix]]
-  * [[Утилита jq]]
 === Штатные примеры ===
 <code>
-server# zabbix_get -s gate -k vfs.fs.discovery | jq
+server# zabbix_get -s gate -k vfs.fs.discovery
-...
+</code>
+  * [[Утилита jq]]
+<code>
 server# zabbix_get -s gate -k vfs.fs.size[/,free]
 server# zabbix_get -s gate -k vfs.fs.size[/,total]
@@ Line 1163: / Line 1239: @@
   * Пример разработки собственного скрипта для LLD
   * [[Обработка XML файлов]]
+  * [[https://stackoverflow.com/questions/12524437/output-json-from-bash-script|Output JSON from Bash script]]
 <code>
@@ Line 1246: / Line 1323: @@
     Trigger prototypes
       Name: On {HOST.NAME} in the DHCP pool {#POOLNAME}
+или
+      Name: On {HOST.NAME} in the DHCP pool {#POOLNAME} used more {$DHCP.POOLS.MAX.PERCENT} percent
       Expression: {Template App DHCP Pools:dhcp.pools.shared-network[{#POOLNAME},used].last()}/{Template App DHCP Pools:dhcp.pools.shared-network[{#POOLNAME},defined].last()}*100 > {$DHCP.POOLS.MAX.PERCENT}
+                  last(/Template App DHCP Pools/dhcp.pools.shared-network[{#POOLNAME},used])/last(/Template App DHCP Pools/dhcp.pools.shared-network[{#POOLNAME},defined])*100 > {$DHCP.POOLS.MAX.PERCENT}
       Severity: Warning
 </code>
@@ Line 1261: / Line 1343: @@
 ===== API =====
-  * [[https://ru.wikipedia.org/wiki/JSON|Материал из Википедии. JSON]]
+  * [[Формат JSON]]
   * [[https://www.zabbix.com/documentation/1.8/ru/api/getting_started|Zabbix Documentation Начало работы с Zabbix API]]
@@ Line 1366: / Line 1448: @@
 Список имен узлов
-server:~# /root/zab_get_hosts.sh | jq '.result | .[] | { host: .host} | tostring' | tr -d '{}\\' | tr '"' ' ' | cut -d ' ' -f5
+server:~# /root/zab_get_hosts.sh | jq '.result | .[] | .name'
 </code>
 ==== Получение списка карт и их элементов из Zabbix ====
 <code>
-server.corp1.un:~# cat /root/zab_get_maps.sh
+server.corpX.un:~# cat /root/zab_get_maps.sh
 </code><code>
 #!/bin/sh
@@ Line 1385: / Line 1467: @@
     \"auth\": \"${AUTH}\",
     \"id\": 2
-} " http://127.0.0.1/zabbix/api_jsonrpc.php | jq
+} " http://127.0.0.1/zabbix/api_jsonrpc.php
+</code><code>
+server.corpX.un:~# /root/zab_get_maps.sh | jq -c '.result | .[] | {name: .name, id: .sysmapid}'
 </code>
 ==== Пример изменения конфигурации через Zabbix API ====
 <code>
@@ Line 1409: / Line 1492: @@
 } " http://127.0.0.1/zabbix/api_jsonrpc.php
 </code><code>
-server.corp1.un:~# /root/zab_set_map_name.sh 2 "Super MAP"
+server.corp1.un:~# /root/zab_set_map_name.sh 2 "ISP1"
 </code>

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