Zabbix macro regexp. Currently the support macros are {ITEM.

Zabbix macro regexp LLD net. Obviously I spent a lot of time trying May 29, 2013 · If this is your first visit, be sure to check out the FAQ by clicking the link above. It is possible to use user macros in JavaScript code. To start viewing messages, select the forum that you want to visit from the selection below. FSTYPE. 2 Regular expression types. If the regex: prefix is used elsewhere as user macro context, like in a trigger expression, it will be treated as static context. regexr. Even disabled, they do not disappear, from graphs, triggers, items, because they are still discovered. Idea Create a global macro with a human readable time format (for example 09:00-20:00h) Using macros in scripts. There are a lot of functions and preprocessing options available to use nearly any data format as basis for item discovery and extract relevant parameters as LLD-macros. In Zabbix, you can create regular expressions filters on global or item level to filter specific values, such as: Windows service startup state Jun 8, 2023 · LLD is one of Zabbix most powerful mechanisms. See below for an example of what I Feb 19, 2015 · Well global regexp did not play a role here because you can define your macros and regular expressions on all three levels - global, template and host. I have global regex. Dec 14, 2022 · In this post I will explain how user macros and regular expressions are used in LLD for filtering the discovery results. You may manually enter a regular expression in supported places. If a script contains user macros, these macros are resolved by server/proxy before executing specific preprocessing steps. Based on Windows service discovery you may create an item prototype like Oct 21, 2020 · One of the options is to define, that value needs to match a regular expression and, depending on if it matches or not, it can be collected or discarded. Anyhow, it works and it the main thing! Best Regards, The syntax in EXPRESSION is the same as in trigger expressions (see usage limitations below). Currently the support macros are {ITEM. FS. I cannot ignore it in the template discovery filter, because I need to collect data, but I do not want any triggers for these ports. The syntax of a macro function is: where. What is missing is an easy way to process the values extracted from the LLD source data before they are assigned to the LLD macros. MATCHES} to match a specific GLOBAL regular expression but I haven't manage to make it work. 12 Regular expressions Overview. Note that when testing preprocessing steps in the frontend, macro values will not be pulled and need to be entered manually. Perl Compatible Regular Expressions (PCRE, PCRE2) are supported in Zabbix. All regular expressions in Zabbix, whether created with the advanced editor, or entered manually, support POSIX extended regular Nov 12, 2024 · it is regex there ". For instance, you can use regex to match specific log entries that indicate errors or warnings. Sep 7, 2015 · I tried the following regular expressions and they work fine in my regex analyzer and in the built in Zabbix tester, but not when applied to {#SNMPVALUE} macro in my template. ?)". Macro functions are supported with low-level discovery macros (except in low-level discovery rule filter), allowing to extract a certain part of the macro value using a regular expression. На этой странице представлены примеры правильного экранирования при использовании регулярных выражений в различных контекстах. VALUE}, {ITEM. RECOVERY. <func>(<params>)} - macro functions {macro}=regex:<regular expression> For more information see variable description on the scenario level. LASTVALUE} and functions to extract a part of the macro value by using regular expressions (see documentation). Using Zabbix regular expression in triggers allows you to create more precise conditions. Macro functions offer the ability to customize macro values (for example, shorten or extract specific substrings), making them easier to work with. (Note that by using the dropdown menu in the top of that linked page you can select the Zabbix version you are using. All regular expressions in Zabbix, whether created with the advanced editor, or entered manually, support POSIX extended regular User macros and low-level discovery macros can be used; If a value is discarded, it is not saved in the database and Zabbix server has no knowledge that this value was received. use a global macro in several locations; then change the macro value and apply configuration changes to all locations with one click; take advantage of templates with host-specific attributes: passwords, port numbers, file names, regular expressions, etc. *?)" and it works, but regex just get the first match and all the other items get the same result of the first item, and this is not true Aug 1, 2024 · Applying Regular Expressions in Zabbix Using Regex in Triggers Triggers are a vital component of Zabbix, generating alerts based on specified conditions. VALUE<1-9>} and {FUNCTION. 请注意，具有正则表达式上下文的宏只能在用户宏配置。如果 regex: 前缀在其他地方被用作用户宏上下文，就像在触发器表达式中一样，它将被视为静态上下文。 Apr 17, 2019 · This is also easier for my non-technical Zabbix colleagues who find a time format like 09:00-20:00 much easier to work with. so it matches everything. Variables are automatically URL-encoded when used in query fields or form data for post variables, but must be URL-encoded manually when used in raw post or directly in URL. The rest I have manually disabled them. 4. It is useful to discover such service startup types as Automatic (trigger start) , Automatic delayed (trigger start) and Manual (trigger start). ^Ont \d+\/g[2-4]$ ^Ont \d+\/g(2|3|4)$ If I change the regex to just ^Ont, it works fine and ignores every interface beginning with Ont. You need to construct a regex that suits your needs and matches only names that you need. Oct 5, 2012 · Create a template containing discovery and trigger expression using find function and regexp together with context macro, eq: find(/template/key[{#LLDMACRO}],, "regexp" , "{$MACRO:\" {#LLDMACRO}\ "}" )=0 For example, it would be nice to use {HOST. HOST} in regular expression preprocessing, but it would be nice if I could use it also in JavaScript preprocessing calling a method of a class ZabbixMacro like the following: Jan 31, 2017 · A way to customize macro values by applying simple functions was added in Zabbix 3. There are two ways of using regular expressions in Zabbix: manually entering a regular expression; using a global regular expression created in Zabbix; Regular expressions. Using regular expressions. There are other types of macros in Zabbix. VALUE<1-9>} macros can be used to reference function values of the trigger expressions and trigger recovery expressions, for example: This macro is supported since Zabbix 3. Discovery found out (with cisco net template snmpv2) 9k items from which I only use 4k. +" means "one or more of whatever". I'm need to check some very specific filesystem type on a bunch of host, but I don't want to manually edit a regex macro in every host as this will be prone to errors. if. . You may have to REGISTER before you can post. Jun 11, 2022 · Hello, how can I use global regular expressions in the template trigger? I have the template for Mikrotik switch and need to ignore triggers for some switch ports. Zabbix supports the following macros: {MACRO} - built-in macro (see full list) {<macro>. {$MACRO: regex: "regular expression"} Note that a macro with regular expression context can only be defined in user macro configuration. 17. contain closing parentheses or a comma. discovery macro regular expression 13-04-2021, 13:38 I'm trying to remove some interfaces from the LLD discovery used in "Linux network interfaces by Zabbix agent" template. I want to set {$VFS. In this post, I will explain how user macros and regular expressions are used in LLD for filtering the discovery results. Примеры экранирования Обзор. I’m using the Network Generic Device by SNMP template as an example. For example, you may want to extract the customer name and interface number from the following LLD macro for the purposes of event After a regular expression has been created, it can be used everywhere regular expressions are supported by referring to it's name, prefixed with ** @*, for example, @mycustomregexp*. 2. Using macro functions. {FUNCTION. For example: Macro functions are supported for: Jan 20, 2023 · When configuring monitoring and using templates in Zabbix you often see low-level discovery (LLD) used for finding out the monitored components or features of a host. I've tried Y}":"(. regular expression inside the regsub macro function is double-quoted (because of contains closing parenthesis); quotation marks around the regular expression are escaped (because the whole third item parameter is double-quoted); Jan 21, 2022 · It worked (at least on regex101) but my items become disabled because zabbix interpret {#Y} as a LLD macro in the output, and the return is something like: 509":"(. No trigger expressions will be evaluated, as a result, no problems for related triggers will be created/resolved. After a regular expression has been created, it can be used everywhere regular expressions are supported by referring to it's name, prefixed with ** @*, for example, @mycustomregexp*. Oct 18, 2020 · Good evening, I'm monitoring some switches with Zabbix. Jul 24, 2024 · こんにちは。SCSK株式会社の上田です。 今回は、Zabbixの監視で利用できる”正規表現“という機能の使い方を紹介します。正規表現を使うことで、複雑な条件にマッチするログの監視をすることが可能です。 Double-quoting the parameter is not necessary as Zabbix will take care of any ambiguous special symbols, if present in the resolved macro. com does the same as the tool I used - it automatically recognizes both notations and displays as correct even in the mix. zclc enrb jpoiwpoe meqnmy qxfme lgwnuq brivxpgs frfso hwgltz unyxn jikd xgof pwo yjqkc kdcsows