Nextcloud

Nextcloud

Nextcloud is a suite of client-server software for creating and using file hosting services. It is enterprise-ready with comprehensive support options. Being free and open-source software, anyone is allowed to install and operate it on their own private server devices.

Available solutions




This template is for Zabbix version: 7.0
Also available for: 6.4 6.0

Source: https://git.zabbix.com/projects/ZBX/repos/zabbix/browse/templates/app/nextcloud?at=release/7.0

Nextcloud by HTTP

Overview

This template is designed for monitoring Nextcloud by HTTP via Zabbix, and it works without any external scripts. Nextcloud is a suite of client-server software for creating and using file hosting services. For more information, see the official documentation

Requirements

Zabbix version: 7.0 and higher.

Tested versions

This template has been tested on:

  • Nextcloud ver. 27.0.1

Configuration

Zabbix should be configured according to the instructions in the Templates out of the box section.

Setup

Set macros {$NEXTCLOUD.USER.NAME}, {$NEXTCLOUD.USER.PASSWORD}, {$NEXTCLOUD.ADDRESS}. The user must be included in the Administrators group.

Macros used

Name Description Default
{$NEXTCLOUD.SCHEMA}

HTTP or HTTPS protocol of Nextcloud.

 https
{$NEXTCLOUD.USER.NAME}

Nextcloud username.

 root
{$NEXTCLOUD.USER.PASSWORD}

Nextcloud user password.

 <Put the password here>
{$NEXTCLOUD.ADDRESS}

IP or DNS name of Nextcloud server.

 127.0.0.1
{$NEXTCLOUD.LLD.FILTER.USER.MATCHES}

Filter of discoverable users by name.

 .*
{$NEXTCLOUD.LLD.FILTER.USER.NOT_MATCHES}

Filter to exclude discovered users by name.

 CHANGE_IF_NEEDED
{$NEXTCLOUD.USER.QUOTA.PUSED.MAX}

Storage utilization threshold.

 90
{$NEXTCLOUD.USER.MAX.INACTIVE}

How many days a user can be inactive.

 30
{$NEXTCLOUD.CPU.LOAD.MAX}

CPU load threshold (the number of processes in the system run queue).

 95
{$NEXTCLOUD.MEM.PUSED.MAX}

Memory utilization threshold.

 90
{$NEXTCLOUD.SWAP.PUSED.MAX}

Swap utilization threshold.

 90
{$NEXTCLOUD.PHP.MEM.PUSED.MAX}

PHP memory utilization threshold.

 90
{$NEXTCLOUD.STORAGE.FREE.MIN}

Free space threshold.

 1G
{$NEXTCLOUD.PROXY}

Proxy HTTP(S) address.

Items

Name Description Type Key and additional info
Get server information

This item provides useful server information, such as CPU load, RAM usage, disk usage, number of users, etc.

https://github.com/nextcloud/serverinfo

 HTTP agent nextcloud.serverinfo.get_data

Preprocessing

  • XML to JSON

  • Check for not supported value: any error

    ⛔️Custom on fail: Set value to: <ocs><meta><status>failure</status><statuscode>999</statuscode><message/></meta><data><message>Unknown error</message></data></ocs>
Server information status

Server information API status

 Dependent item nextcloud.serverinfo.status

Preprocessing

  • JSON Path: $.ocs.meta.message

  • Discard unchanged with heartbeat: 1h
Version

Nextcloud service version.

 Dependent item nextcloud.serverinfo.version

Preprocessing

  • JSON Path: $.ocs.data.nextcloud.system.version

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
Free space

The amount of free disk space.

 Dependent item nextcloud.serverinfo.freespace

Preprocessing

  • JSON Path: $.ocs.data.nextcloud.system.freespace

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
CPU load, avg 1m

The average system load (the number of processes in the system run queue), last 1 minute.

 Dependent item nextcloud.serverinfo.cpu.avg.1m

Preprocessing

  • JSON Path: $.ocs.data.nextcloud.system.cpuload.element[0]

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
CPU load, avg 5m

The average system load (the number of processes in the system run queue), last 5 minutes.

 Dependent item nextcloud.serverinfo.cpu.avg.5m

Preprocessing

  • JSON Path: $.ocs.data.nextcloud.system.cpuload.element[1]

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
CPU load, avg 15m

The average system load (the number of processes in the system run queue), last 15 minutes.

 Dependent item nextcloud.serverinfo.cpu.avg.15m

Preprocessing

  • JSON Path: $.ocs.data.nextcloud.system.cpuload.element[2]

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
Memory total

The size of the RAM.

 Dependent item nextcloud.serverinfo.mem.total

Preprocessing

  • JSON Path: $.ocs.data.nextcloud.system.mem_total

    ⛔️Custom on fail: Discard value

  • Custom multiplier: 1024

  • Discard unchanged with heartbeat: 1h
Memory free

The amount of free RAM.

 Dependent item nextcloud.serverinfo.mem.free

Preprocessing

  • JSON Path: $.ocs.data.nextcloud.system.mem_free

    ⛔️Custom on fail: Discard value

  • Custom multiplier: 1024

  • Discard unchanged with heartbeat: 1h
Memory used, in %

RAM usage, in percent.

 Dependent item nextcloud.serverinfo.mem.pused

Preprocessing

  • JavaScript: The text is too long. Please see the template.

  • Discard unchanged with heartbeat: 1h
Swap total

The size of the swap memory.

 Dependent item nextcloud.serverinfo.swap.total

Preprocessing

  • JSON Path: $.ocs.data.nextcloud.system.swap_total

    ⛔️Custom on fail: Discard value

  • Custom multiplier: 1024

  • Discard unchanged with heartbeat: 1h
Swap free

The amount of free swap.

 Dependent item nextcloud.serverinfo.swap.free

Preprocessing

  • JSON Path: $.ocs.data.nextcloud.system.swap_free

    ⛔️Custom on fail: Discard value

  • Custom multiplier: 1024

  • Discard unchanged with heartbeat: 1h
Swap used, in %

Swap usage, in percent.

 Dependent item nextcloud.serverinfo.swap.pused

Preprocessing

  • JavaScript: The text is too long. Please see the template.

  • Discard unchanged with heartbeat: 1h
Apps installed

The number of installed applications.

 Dependent item nextcloud.serverinfo.apps.installed

Preprocessing

  • JSON Path: $.ocs.data.nextcloud.system.apps.num_installed

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
Apps update available

The number of applications for which an update is available.

 Dependent item nextcloud.serverinfo.apps.update

Preprocessing

  • JSON Path: $.ocs.data.nextcloud.system.apps.num_updates_available

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
Web server

Web server description.

 Dependent item nextcloud.serverinfo.apps.webserver

Preprocessing

  • JSON Path: $.ocs.data.server.webserver

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
PHP version

PHP version

 Dependent item nextcloud.serverinfo.php.version

Preprocessing

  • JSON Path: $.ocs.data.server.php.version

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
PHP memory limit

By default, the PHP memory limit is generally set to 128 MB, but it can be customized based on the application's specific needs. The php.ini file is usually the standard location to set the PHP memory limit.

 Dependent item nextcloud.serverinfo.php.memory.limit

Preprocessing

  • JSON Path: $.ocs.data.server.php.memory_limit

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
PHP memory used

PHP memory used

 Dependent item nextcloud.serverinfo.php.memory.used

Preprocessing

  • JSON Path: $.ocs.data.server.php.opcache.memory_usage.used_memory

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
PHP memory free

PHP free memory size.

 Dependent item nextcloud.serverinfo.php.memory.free

Preprocessing

  • JSON Path: $.ocs.data.server.php.opcache.memory_usage.free_memory

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
PHP memory wasted

Memory allocated to the service but not in use.

 Dependent item nextcloud.serverinfo.php.memory.wasted

Preprocessing

  • JSON Path: $.ocs.data.server.php.opcache.memory_usage.wasted_memory

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
PHP memory wasted, in %

Memory allocated to the service but not in use, in percent.

 Dependent item nextcloud.serverinfo.php.memory.wasted_percentage

Preprocessing

  • JSON Path: The text is too long. Please see the template.

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
PHP memory used, in %

PHP memory used percentage

 Dependent item nextcloud.serverinfo.php.memory.pused

Preprocessing

  • JavaScript: The text is too long. Please see the template.

  • Discard unchanged with heartbeat: 1h
PHP maximum execution time

By default, the maximum execution time for PHP scripts is set to 30 seconds. If a script runs for longer than 30 seconds, PHP stops the script and reports an error. You can control the amount of time PHP allows scripts to run by changing the 'max_execution_time' directive in your php.ini file.

 Dependent item nextcloud.serverinfo.php.max_execution_time

Preprocessing

  • JSON Path: $.ocs.data.server.php.max_execution_time

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
PHP maximum upload file size

By default, the maximum upload file size for PHP scripts is set to 128 megabytes. However, you may want to change this limit. For example, you can set a lower limit to prevent users from uploading large files to your site. To do this, change the 'upload_max_filesize' and 'post_max_size' directives.

 Dependent item nextcloud.serverinfo.php.upload_max_filesize

Preprocessing

  • JSON Path: $.ocs.data.server.php.upload_max_filesize

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
Database type

Database type.

 Dependent item nextcloud.serverinfo.db.type

Preprocessing

  • JSON Path: $.ocs.data.server.database.type

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
Database version

Database description.

 Dependent item nextcloud.serverinfo.db.version

Preprocessing

  • JSON Path: $.ocs.data.server.database.version

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
Database size

Size of database.

 Dependent item nextcloud.serverinfo.db.size

Preprocessing

  • JSON Path: $.ocs.data.server.database.size

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
Active users, last 5 minutes

The number of active users in the last 5 minutes.

 Dependent item nextcloud.serverinfo.active_users.last5m

Preprocessing

  • JSON Path: $.ocs.data.activeUsers.last5minutes

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
Active users, last 1 hour

The number of active users in the last 1 hour.

 Dependent item nextcloud.serverinfo.active_users.last1h

Preprocessing

  • JSON Path: $.ocs.data.activeUsers.last1hour

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
Active users, last 24 hours

The number of active users in the last day.

 Dependent item nextcloud.serverinfo.active_users.last24hours

Preprocessing

  • JSON Path: $.ocs.data.activeUsers.last24hours

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h

Triggers

Name Description Expression Severity Dependencies and additional info
Server information unavailable

Failed to get server information.

 last(/Nextcloud by HTTP/nextcloud.serverinfo.status)<>"OK" High
Version has changed

Nextcloud version has changed. Acknowledge to close the problem manually.

 change(/Nextcloud by HTTP/nextcloud.serverinfo.version)=1 and length(last(/Nextcloud by HTTP/nextcloud.serverinfo.version))>0 Info Manual close: Yes
Disk space is low

Condition should be the following:
- the disk free space is less than {$NEXTCLOUD.STORAGE.FREE.MIN};

 last(/Nextcloud by HTTP/nextcloud.serverinfo.freespace)<{$NEXTCLOUD.STORAGE.FREE.MIN} Average Manual close: Yes
CPU load is too high

High CPU load.

 min(/Nextcloud by HTTP/nextcloud.serverinfo.cpu.avg.1m,5m) > {$NEXTCLOUD.CPU.LOAD.MAX} Average
High memory utilization

The system is running out of free memory.

 min(/Nextcloud by HTTP/nextcloud.serverinfo.mem.pused,5m) > {$NEXTCLOUD.MEM.PUSED.MAX} Average
High swap utilization

The system is running out of free swap.

 min(/Nextcloud by HTTP/nextcloud.serverinfo.swap.pused,5m) > {$NEXTCLOUD.SWAP.PUSED.MAX} Average
Number of installed apps has been changed

Applications have been installed or removed.

 change(/Nextcloud by HTTP/nextcloud.serverinfo.apps.installed)<>0 Info Manual close: Yes
Application updates are available

Updates are available for some of the installed applications.

 last(/Nextcloud by HTTP/nextcloud.serverinfo.apps.update)<>0 Warning Manual close: Yes
PHP version has changed

The PHP version has changed. Acknowledge to close the problem manually.

 change(/Nextcloud by HTTP/nextcloud.serverinfo.php.version)=1 and length(last(/Nextcloud by HTTP/nextcloud.serverinfo.php.version))>0 Info Manual close: Yes
High PHP memory utilization

The PHP is running out of free memory.

 min(/Nextcloud by HTTP/nextcloud.serverinfo.php.memory.pused,5m) > {$NEXTCLOUD.PHP.MEM.PUSED.MAX} Average
Database version has changed

The Database version has changed. Acknowledge to close the problem manually.

 change(/Nextcloud by HTTP/nextcloud.serverinfo.db.version)=1 and length(last(/Nextcloud by HTTP/nextcloud.serverinfo.db.version))>0 Info Manual close: Yes

LLD rule Nextcloud: User discovery

Name Description Type Key and additional info
Nextcloud: User discovery

User discovery.

 HTTP agent nextcloud.user.discovery

Preprocessing

  • JSON Path: $.ocs.data.users

    ⛔️Custom on fail: Set value to: []

  • JavaScript: The text is too long. Please see the template.

Item prototypes for Nextcloud: User discovery

Name Description Type Key and additional info
User "{#NEXTCLOUD.USER}": Get data

Get common information about user

 HTTP agent nextcloud.user.get_data[{#NEXTCLOUD.USER}]

Preprocessing

  • XML to JSON

  • Check for not supported value: any error

    ⛔️Custom on fail: Set value to: <ocs><meta><status>failure</status><statuscode>999</statuscode><message/></meta><data><message>Unknown error</message></data></ocs>
User "{#NEXTCLOUD.USER}": Status

User account status.

 Dependent item nextcloud.user.enabled[{#NEXTCLOUD.USER}]

Preprocessing

  • JSON Path: $.ocs.data.enabled

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
User "{#NEXTCLOUD.USER}": Storage location

The location of the user's store.

 Dependent item nextcloud.user.storageLocation[{#NEXTCLOUD.USER}]

Preprocessing

  • JSON Path: $.ocs.data.storageLocation

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
User "{#NEXTCLOUD.USER}": Last login

The time the user has last logged in.

 Dependent item nextcloud.user.lastLogin[{#NEXTCLOUD.USER}]

Preprocessing

  • JSON Path: $.ocs.data.lastLogin

    ⛔️Custom on fail: Discard value

  • Custom multiplier: 0.001

  • Discard unchanged with heartbeat: 1h
User "{#NEXTCLOUD.USER}": Last login, days ago

The number of days since the user has last logged in.

 Dependent item nextcloud.user.inactive[{#NEXTCLOUD.USER}]

Preprocessing

  • JavaScript: The text is too long. Please see the template.

  • Discard unchanged with heartbeat: 1h
User "{#NEXTCLOUD.USER}": Quota free space

The size of the free available space in the user's storage.

 Dependent item nextcloud.user.quota.free[{#NEXTCLOUD.USER}]

Preprocessing

  • JSON Path: $.ocs.data.quota.free

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
User "{#NEXTCLOUD.USER}": Quota used space

The size of the used available space in the user storage.

 Dependent item nextcloud.user.quota.used[{#NEXTCLOUD.USER}]

Preprocessing

  • JSON Path: $.ocs.data.quota.used

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
User "{#NEXTCLOUD.USER}": Quota total space

The size of space available in the user's storage.

 Dependent item nextcloud.user.quota.total[{#NEXTCLOUD.USER}]

Preprocessing

  • JSON Path: $.ocs.data.quota.total

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
User "{#NEXTCLOUD.USER}": Quota used space, in %

Usage of the allocated storage space, in percent.

 Dependent item nextcloud.user.quota.pused[{#NEXTCLOUD.USER}]

Preprocessing

  • JSON Path: $.ocs.data.quota.relative

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
User "{#NEXTCLOUD.USER}": Quota

The size of space available in the user's storage.

 Dependent item nextcloud.user.quota[{#NEXTCLOUD.USER}]

Preprocessing

  • JSON Path: $.ocs.data.quota.quota

    ⛔️Custom on fail: Discard value

  • Replace: none -> -99

  • Discard unchanged with heartbeat: 1h
User "{#NEXTCLOUD.USER}": Display name

User visible name.

 Dependent item nextcloud.user.displayname[{#NEXTCLOUD.USER}]

Preprocessing

  • JSON Path: $.ocs.data.displayname

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h
User "{#NEXTCLOUD.USER}": Language

User language.

 Dependent item nextcloud.user.language[{#NEXTCLOUD.USER}]

Preprocessing

  • JSON Path: $.ocs.data.language

    ⛔️Custom on fail: Discard value

  • Discard unchanged with heartbeat: 1h

Trigger prototypes for Nextcloud: User discovery

Name Description Expression Severity Dependencies and additional info
User "{#NEXTCLOUD.USER}" status changed

User account status has changed.

 change(/Nextcloud by HTTP/nextcloud.user.enabled[{#NEXTCLOUD.USER}]) = 1 Info
User "{#NEXTCLOUD.USER}": inactive

The user has not logged in for more than {$NEXTCLOUD.USER.MAX.INACTIVE:"{#NEXTCLOUD.USER}"} days.

 last(/Nextcloud by HTTP/nextcloud.user.inactive[{#NEXTCLOUD.USER}]) > {$NEXTCLOUD.USER.MAX.INACTIVE:"{#NEXTCLOUD.USER}"} Info
User "{#NEXTCLOUD.USER}": High quota utilization

More than {$NEXTCLOUD.USER.QUOTA.PUSED.MAX:"{#NEXTCLOUD.USER}"} percent of the allocated storage space has been used.

 min(/Nextcloud by HTTP/nextcloud.user.quota.pused[{#NEXTCLOUD.USER}],5m) > {$NEXTCLOUD.USER.QUOTA.PUSED.MAX:"{#NEXTCLOUD.USER}"} Warning

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