Checkmk for Raspberry Pi

On the release page you can find deb packages targeting the following systems:

• Raspberry Pi OS (formerly Raspbian) "Buster" (armhf) on a RPi 3 and 4
• Ubuntu "Impish" (arm64) on a RPi 4 (coming soon ...)
• Ubuntu "Hirsute" (arm64) on a RPi 4
• Ubuntu "Groovy" (arm64) on a RPi 4
• Ubuntu "Focal" (arm64) on a RPi 4

The builds for Focal and Groovy are untested !

If your system is listed you can follow the instructions from section Install Checkmk to your RPi, otherwise please refer to section Build Checkmk from sources to compile a package for your system.

The sources of Checkmk can be found here: https://github.com/tribe29/checkmk

Recommended Configurations

Reduce the number of apache processes

Go to Setup > General > Global settings > Site Management and reduce the number at Apache process tuning to 5.

Install Checkmk to your RPi

The following sections show how to download and install the DEB packages available from this repo. After the installation you could follow the official user guide to set it up and start your monitoring journey.

Raspberry Pi OS Buster (armhf)

curl -LO $(curl -s https://api.github.com/repos/chrisss404/check-mk-arm/releases/tags/2.0.0p16 | grep browser_download_url | cut -d '"' -f 4 | grep buster_armhf.deb) 
dpkg -i check-mk-raw-*.buster_armhf.deb
apt-get install -f

Ubuntu Impish (arm64)

Coming soon ....

Ubuntu Hirsute (arm64)

curl -LO $(curl -s https://api.github.com/repos/chrisss404/check-mk-arm/releases/tags/2.0.0p15 | grep browser_download_url | cut -d '"' -f 4 | grep hirsute_arm64.deb) 
dpkg -i check-mk-raw-*.hirsute_arm64.deb
apt-get install -f

Ubuntu Groovy (arm64)

curl -LO $(curl -s https://api.github.com/repos/chrisss404/check-mk-arm/releases/tags/2.0.0p15 | grep browser_download_url | cut -d '"' -f 4 | grep groovy_arm64.deb) 
dpkg -i check-mk-raw-*.groovy_arm64.deb
apt-get install -f

Ubuntu Focal (arm64)

curl -LO $(curl -s https://api.github.com/repos/chrisss404/check-mk-arm/releases/tags/2.0.0p15 | grep browser_download_url | cut -d '"' -f 4 | grep focal_arm64.deb) 
dpkg -i check-mk-raw-*.focal_arm64.deb
apt-get install -f

Package overview

Raspberry Pi OS (armhf)

• Checkmk 2.0.0 for Raspberry Pi OS Buster: 2.0.0p16
• Checkmk 1.6.0 for Raspberry Pi OS Buster: 1.6.0p22
• Checkmk 1.5.0 for Raspberry Pi OS Buster: 1.5.0p22
• Checkmk 1.5.0 for Raspberry Pi OS Stretch: 1.5.0p20
• Checkmk 1.4.0 for Raspberry Pi OS Stretch: 1.4.0p35

Ubuntu (arm64)

• Checkmk 2.0.0 for Ubuntu 21.04 Hirsute: 2.0.0p15
• Checkmk 2.0.0 for Ubuntu 20.10 Groovy: 2.0.0p15

Version 2.0.0.p15 is the last version for groovy, because of EOL from groovy.

• Checkmk 2.0.0 for Ubuntu 20.04 Focal: 2.0.0p15

Build Checkmk from sources

# build a specific version of Checkmk targeting Buster, e.g.: 2.0.0p1
INSTALL_DEPENDENCIES=1 bash build_check_mk_buster32.sh <version>

# build a specific version of Checkmk targeting Groovy, e.g.: 2.0.0p1
bash build_check_mk_groovy64.sh <version>

Patches

Reduce maximum validity period of site certificates

cp omd/packages/omd/omdlib/certs.py omd/packages/omd/omdlib/certs_v2.py
vim omd/packages/omd/omdlib/certs_v2.py
-CERT_NOT_AFTER = 999 * 365 * 24 * 60 * 60  # 999 years by default
+CERT_NOT_AFTER = 65 * 365 * 24 * 60 * 60  # 65 years by default
diff -u omd/packages/omd/omdlib/certs.py omd/packages/omd/omdlib/certs_v2.py > ../omdlib-reduce-certificate-maximum-validity-period.patch

Remove module navicli

cp omd/Makefile omd/Makefile_v2
vim omd/Makefile_v2
-    navicli \
diff -u omd/Makefile omd/Makefile_v2 > ../omd-Makefile-remove-module-navicli.patch

Enable no-semantic-interposition compiler flag for python build

cp omd/packages/Python3/Python3.make omd/packages/Python3/Python3.make_v2
vim omd/packages/Python3/Python3.make_v2
+                CFLAGS="${CFLAGS} -fno-semantic-interposition" \
-                LDFLAGS="-Wl,--rpath,/omd/versions/xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx/lib $(PACKAGE_OPENSSL_LDFLAGS)"
+                LDFLAGS="-Wl,--rpath,/omd/versions/xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx/lib -fno-semantic-interposition $(PACKAGE_OPENSSL_LDFLAGS)"
diff -u omd/packages/Python3/Python3.make omd/packages/Python3/Python3.make_v2 > ../python-make-add-fno-semantic-interposition.patch

Set system architecture to aarch64 in python build

cp omd/packages/Python3/Python3.make omd/packages/Python3/Python3.make_v2
vim omd/packages/Python3/Python3.make_v2
-            $(PACKAGE_PYTHON3_PYTHONPATH)/_sysconfigdata__linux_x86_64-linux-gnu.py
+            $(PACKAGE_PYTHON3_PYTHONPATH)/_sysconfigdata__linux_aarch64-linux-gnu.py
-            $(PACKAGE_PYTHON3_PYTHONPATH)/_sysconfigdata__linux_x86_64-linux-gnu.py
+            $(PACKAGE_PYTHON3_PYTHONPATH)/_sysconfigdata__linux_aarch64-linux-gnu.py
diff -u omd/packages/Python3/Python3.make omd/packages/Python3/Python3.make_v2 > ../python-make-set-aarch64-architecture.patch

Set system architecture to arm in python build

cp omd/packages/Python3/Python3.make omd/packages/Python3/Python3.make_v2
vim omd/packages/Python3/Python3.make_v2
-            $(PACKAGE_PYTHON3_PYTHONPATH)/_sysconfigdata__linux_x86_64-linux-gnu.py
+            $(PACKAGE_PYTHON3_PYTHONPATH)/_sysconfigdata__linux_arm-linux-gnueabihf.py
-            $(PACKAGE_PYTHON3_PYTHONPATH)/_sysconfigdata__linux_x86_64-linux-gnu.py
+            $(PACKAGE_PYTHON3_PYTHONPATH)/_sysconfigdata__linux_arm-linux-gnueabihf.py
diff -u omd/packages/Python3/Python3.make omd/packages/Python3/Python3.make_v2 > ../python-make-set-arm-architecture.patch