Trying to run the official Docker container on my Synology DS916. (Hope I got the container names right) Cheers, George. What advantages does it bring for Icinga? Icinga disk space alert when a Docker container is running on an host. Good luck! - core If you are not already storing icinga data in a database then set one up and run the following to enable it: icinga2 feature enable ido-mysql You will also need a table in your database that maps Icinga status values to status names (0 - OK, 1 - WARNING, 2 - CRITICAL, 3 - UNKNOWN). It will be much easier to manage. - ./${FIRSTNAME}-container/log/apache2:/var/log/apache2 build: Thank you all for the useful answers, appreciated. The check comes from the Puppet class base::monitoring::host.It defines a check_disk which process most mounted file systems. In this tutorial, we tried Firefox in our CentOS 7 Docker Image with Firefox installed. Of course, follow the documentation like in a normal installation but execute it inside the container. In general, the development workflow looks like this: 1. This docker container read the docker.sock and can check the state of a container and also state of a process (define in labels var). Installation & Usage: The current version don't need any arguments to be used all you need to do is: Install the Python3 library for the Docker Engine API: pip3 install docker. Running Docker on OSX can be made possible using different methods: Docker Toolbox, more specifically Docker Machine Docker for Mac/Windows (recently announced, private beta) Docker containers require kernel features which are only available in modern Linux kernels. By default, icinga tries to perfom a ssh service check on all hosts running linux. The Icinga Director Icinga Web 2 module is installed and enabled by default. Please check this link To get more information about this lib please check volumes: sql: - ./${FIRSTNAME}-container/cache/icinga2:/var/cache/icinga2 Provided those, together with keys to the appropriate directories. env_file: ./secrets.env LAMP stack is a group of open source software components that are used to deploy PHP based applications. Mostly common is to use reliable and reproducible test environments, put into containers and container clusters (example: GitLab CI). Icinga follows the host/service object approach. However, when you are running icinga in a docker container, there is most probably no active ssh agent running. How? Synthetic website monitoring with Selenium and Docker. Or a deployment via the Icinga Director from the web container to the core container (REST API), Enabling specific features, e.g. Thing is, containers are rather short lived. Maintaining and upgrading this installation will not be an easy task. Assemble your containers and supporting infrastructure into a complete application. I suppose that if you managed to access all docker containers informations from your collectd docker instance, you can also do the same with an icinga2 satellite, so i tend to say yes to that first question. Since my customer project is slowly being completed, I am currently concentrating on the implementation of a multi-master environment. consider your development workflows with CI/CD pipelines, they’ll also need monitoring and reporting. - sql Guessing you have to to add a -e ICINGA2_FEATURE_DIRECTOR=1 in your container command or start script. While developing Docker images for Icinga 2, Icinga Web 2 and Icinga DB we stumbled over OpenShift which doesn’t allow images to run as root by default. Test, share, and deploy your complete containerized application. GitLab.com Thing is, containers are rather short lived. context: ./snmptrap but also containers, Kubernetes clusters, this can become relatively tricky. With leveraging this into a distributed monitoring cluster, a Docker container for the Icinga 2 agent makes sense as a sidecar e.g. Here is a Dockerfile I have written which we are using in production - happy to hear if anyone has any suggestions as I am relatively new to Docker - it runs nginx, php and supervisor acts as a process manager. I arrived at a new employer where the icinga2 and icingaweb have been deployed within a container. Running GUI Apps in a Docker Container is really an awesome experience which will never harm/use your host Filesystem. In cloud native environments, these relations do not necessarily exist. domainname: ${DOMAINNAME} Is there a separated container for every task? Docker Monitoring with Icinga2 (through Icinga2 API) Description. Cortex . Checking a Docker container is a little bit harder, because the command: docker inspect. Closed, Resolved Public. Create and test individual containers for each component of your application by first creating Docker images. web-pnp: I am trying to make Icinga2 work on my Synology (x64 cpu) docker. object Zone "icinga2satellite" {. Since there is a special volume for modules. I have approximately 2500 hosts, all of which Nagios was more than capable of handling. One will be able to seek an integration with the “classic” way of monitoring objects with Icinga, but that’s not an easy task on its own. hostname: ${FIRSTNAME}-sql volumes: For the database container, one can re-use existing mysql:5.7 or mariadb containers for example. # object for icinga2satellite. How is the monitored object configuration being deployed? See my comment at the top of this thread. So: What containers do I need to run the environment? 19 Jan 2016 in Planet Debian Monitoring Icinga OpenSource Docker Icinga2 ~ read. Published on 2020-02-27 and maintained on Github. Debian/Ubuntu: Proceed with the bundlergem installation for all systems (CentOS, Debian, etc.). Demonstration¶. With containers it’s very hard to tell if your setup is following best practices or even supported setup schemes. EDIT: This is also compatible with the Icinga Director daemon - just pop it into the supervisor config as per normal. Grafana Loki. Download the director tar file in icinga-web-pnp-container/webroot_icingaweb2 Icinga is an open-source computer system and network monitoring application. map 1.1.0 Can we see the docker compose file? Great success (that last one took some time to figure out) Next problem: don't have any graphs over 6 hours, in icingaweb. Let’s see what is in that Dockerfile. volumes_from: I ask because on the documentation seems like I need other modules…. the Director installation should be persistent. volumes_from: - core Story doc 2.6.2 Initiating Docker images sharing the workload of web applications, or database backends. GitLab.com, As always, I would keep it as simple as possible. On first attempts it had errors on initial setup, not being able to create CA cert, so I created one manually, and also signed the icinga2 cert with. Actions. Docker_check.py is a nagios compatible plugin to check docker containers stats.. Hi there! (Hope I got the container names right), I only have to download the tar file? settings. - ./${FIRSTNAME}-container/etc/pnp4nagios:/etc/pnp4nagios snmptrap: Latest version is v1.0.1 released on 2020-02-27. - ./${FIRSTNAME}-container/certs:/etc/apache2/ssl:ro - core, This is the file…I don’t know where it comes from, That is a heavily customized version of the original compose file. Grafana. If you are interested, want to join in or maybe shake your head: InfluxDB/Graphite writers via environment variable on-demand. In case you ever wanted to look at Icinga2 , even into distributed features, without messing with installing whole server setups, this might interesting for you. Last time with Icinga is a while ago, so I need a few hints about what changed and what I need to run Icinga2 with IcingaWeb2 and a reporting module. - ./${FIRSTNAME}-container/lib/php5/sessions:/var/lib/php5/sessions Note how the container ID changes as you transition from the container running Docker, to the innermost container! Docker Build Images Group ID: 75 Tools and Docker container for the Icinga Build system. - 80:80 With the rush to containerize all and sundry I have noticed a docker image is available from https://hub.docker.com/r/jordan/icinga2/. In order to run Docker on OSX for example, one needs a virtual machine with a smallish Linux running […] links: Can you share the Dockerfiles? Coming to your initial question - if you plan to use a Docker container just for learning how Icinga works, don’t do that. What’s special in my dind image? - ./${FIRSTNAME}-container/contrib-plugins:/usr/lib/contrib-plugins Kubernetes nodes in containers. In case you ever wanted to look at Icinga2, even into distributed features, without messing with installing whole server setups, this might interesting for you. Mainly because of the “problem” that a host/service config object does not necessarily apply to a container being monitoring, or a group of containers. At this point, it makes sense to look into a container orchestrator which ensures that the container platform is running, the network links between containers are there, and so on. File: /etc/icinga2/zones.d/icinga2masterserver/icinga2satellite.conf. hostname: ${FIRSTNAME}-core Please check out what members of the community shared on hub.docker.com. Monitoring should be the most stable service within your infrastructure. context: ./core build: - ./${FIRSTNAME}-container/mibs:/mibs - ./${FIRSTNAME}-container/run/icinga2:/var/run/icinga2 One thing is to also not re-invent the wheel over and over again, but to integrate existing solutions. Scalable monitoring system for timeseries data. Nginx, PHP and Icinga Web inside. volumes: LAMP is named after the original stack components which are Linux, Apache, MySQL and PHP.. We are already learned how to install LAMP stack on Ubuntu Server 18.04 LTS.But this is now the era of DevOps and it is necessary to explore the creation of a LAMP Stack on the Docker platform. ports: nagvis 1.1.1 Static configuration files need a mapped shared directory root to the outside host. No other things? If you have any questions, wishes or suggestions … always bring it to me! This saves both a lot of disk space and a lot of time, and I think this makes a huge difference when running e.g. You can disable the automatic kickstart when the container starts by setting the DIRECTOR_KICKSTART variable to false. domainname: ${DOMAINNAME} Read more Subgroups and projects Shared projects Archived projects Last created Sort by Name Name, descending Last created Oldest created Last updated Oldest updated Most stars A group is a collection of several projects. Also admins of K8s environments being more permissive by default may decide not to allow running as the superuser. This repository contains the source for the icinga2 dockerimage. I’m running icinga in Docker using jordan/icinga due to the sheer lunacy that is attempting to set up the official containers. Good morning. Specifically, when running multiple instances of Docker side by side, it is possible to “seed” them with a shared set of images. I have to add them to some container? Oh, and if you find one, tell me about it. To customize the kickstart settings, modify the /etc/icingaweb2/modules/director/kickstart.ini . It requires you to have at least Docker v1.6.0+ installed, then fire away and bind port 80 to your host’s port 3080: $ sudo docker run -ti -p 3080:80 icinga/icinga2 Navigate to http://localhost:3080/icingaweb2/ and login using icingaadmin/icinga as credentials. One has to enable that explicitly. If you organize your projects under a group, it works like a folder. - ./${FIRSTNAME}-container/webroot_nagvis:/usr/local/nagvis Even for test i would not recommend it. - 162:162/udp Opinions differ here, so the container build process is basically up to everyone out there. After roughly 8 hours, Icinga will consume all available memory and swap on my 16 GB system until it crashes completely. At the moment these work so far that I use them in a customer project. version: “2” - ./${FIRSTNAME}-container/etc/icingaweb2:/etc/icingaweb2 volumes: docker run -d -ti --name icinga2-api -p 4080:80 -p 4665:5665 icinga/icinga2 After the container is up and running, connect via HTTP to the exposed port using the credentials root:icinga . pnp 1.1.0. How is the container icinga-core started? Docker_check.py is a nagios compatible plugin to check docker containers stats.. - ./${FIRSTNAME}-container/etc/icinga2:/etc/icinga2 The try running docker exec -it icinga-web-pnp bash (or similar) and go to /usr/share/icingaweb2 and follow the steps to complete the installation. Persistence of configuration is done by using volumes, but I agree its not idea and can lead to headaches. From mount: The try running docker exec -it icinga-web-pnp bash (or similar) and go to /usr/share/icingaweb2 and follow the steps to complete the installation. 2. PS: 5 years ago, I wasn’t convinced by the maturity of containers. In order to prevent icinga always showing an error, insert. I looked at the documentation…where I have to add the requested modules for go trough the steps for add Director module? docker_check.py. About; Puppet; Ansible; Search for: PUPPET, DOCKER, ICINGA AND AWS AUTOMATION – DEPLOYING INSTANCES, CONTAINERS AND MONITORING. Icinga2 is a tool for monitoring the status and availability of various services running on remote hosts. This build is automated by push for the git-repo. Highly scalable, multi-tenant, durable, and fast Prometheus implementation. volumes_from: Almost nothing! - ./${FIRSTNAME}-container/log/icinga2:/var/log/icinga2 At first, you need to have a running Docker on your system. A better approach might be to run Rsyslog from your container to forward any logs directly to an endpoint. If you’re planning to not only monitor typical services (ping, … All of them help solve the purpose of running isolated small environments for applications, enable high availability and allow scaling in large environments, e.g. Monitoring the development and build pipelines for lastly deploying to production is a key element with a shifted mindset. monitoring 2.6.2 I have an issue: I have Icinga that runs on 4 Docker containers (icinga-web-pnp, icinga2-snmptrap, icinga2-core, mariadb) and my modules are: company 0.0.0 one main benefit of running applications in containers and layered images is that your base system doesn’t actually install the application, its dependencies, etc. icingaweb, no graphs. in a container cluster such as Kubernetes. There is a variable called ICINGA2_FEATURE_DIRECTOR, if it’s set to zero it disables the module completely. It is like pain Which means that you cant use the solution with the variable and need to be a bit more drastic. Build: The following sql will create it … Example for Docker on OSX (change the IP address to your localhost): This is where metrics and events from an observability stack come to mind, e.g. ports: image: NAMEOFTHECOMPANY/icinga2-snmptrap If you find a good advantage that is worth another layer (in this case the container), then do it, otherwise don’t do it. To monitor the micro-services from outside, you'll need an instance of icinga running … ( Hope I got the container names right ) Cheers, Giulia_Baldusso (Giulia Baldusso) October 29, 2019, 12:01pm #12. This repository is no longer maintained! The dockerhub-repository is located at https://hub.docker.com/r/jordan/icinga2/. There can be so many things be changed that it’s near to impossible to offer support for such a setup. Under /etc/icingaweb2/modules I have only “monitoring” and “translation”. I have received one task recently … services: The try running docker exec -it icinga-web-pnp bash (or similar) and go to /usr/share/icingaweb2 and follow the steps to complete the installation. Installation & Usage: The current version don't need any arguments to be used all you need to do is: Install the Python3 library for the Docker Engine API: pip3 install docker. My personal website dnsmichi.at runs in Docker as well, with Ghost and MySQL containers - https://dnsmichi.at/new-blog/. A project by opsdis in category Plugins. However, when you are running icinga in a docker container, there is most probably no active ssh agent running. So it might well be that an Icinga partner might refuse to offer support for a containerized environment if you ever need professional support. Also I am currently creating ansible roles for icinga2 and icingaweb2. It is fully dependent on your Docker Container. One thing to keep in mind here - each application should be running in its own container, for Icinga this would be: Additional containers would add InfluxDB, Graphite, Elasticsearch, etc. context: ./web-pnp Any checks fired from the main Icinga 2 master instance run towards the agent, which then queries local and remote endpoints. Prometheus scraping application metric endpoints, and collecting data points over time with later generating alerts and reporting. ports: I know of customers who have a fully virtualized infrastructure but their Icinga Servers are hardware boxes which have their own UPS and SMS gateways attached locally. Nowadays, they help me everyday e.g. ignore where (host.address == "127.0.0.1") || … In order to prevent icinga always showing an error, insert It is built with a regular Dockerfile. This generally works fine when you’re doing innocuous things like checking free disk space or if a certain process is running. Please check this link To get more information about this lib please check. Better install Icinga from the package repository into your own VM or server, and learn about the basics, then monitor your first service and later setup distributed monitoring with agents and satellites. When a Docker container is running on a host, there are some ethernet devices being created. image: NAMEOFTHECOMPANY/icinga2-web-pnp If something goes sideways you’re completely blind when monitoring isn’t available. Platform for querying, visualizing, and alerting on metrics and logs wherever they live. - ./${FIRSTNAME}-container/webroot_icingaweb2:/usr/share/icingaweb2 hostname: ${FIRSTNAME}-snmptrap Bodo Schulz / ansible-icingaweb2 3. This repository ships a Dockerfile for demonstrating and/or developing this module (but not for using it in production).. - ./${FIRSTNAME}-container/lib/mysql:/var/lib/mysql Once you feel confident enough, and you e.g. - sql Just crawl it via: So you need to enable the Director variable. domainname: ${DOMAINNAME} Powered by Discourse, best viewed with JavaScript enabled, Add Icinga Director module using Icinga in Docker containers, ./${FIRSTNAME}-container/webroot_icingaweb2:/usr/share/icingaweb2. Icinga2 is a nagios compatible plugin to check Docker containers stats some ethernet devices being created is an pain. Work so far that I use them in a customer project is slowly completed.: this is where metrics and events from an observability stack come to mind, e.g micro-services outside... Setup is following best practices or even supported setup schemes, etc. ) any logs directly to endpoint! And reproducible test environments, these relations do not necessarily exist what containers do I need other modules… agent sense... Add Director module, snmp, etc. ) now that you cant use the solution with the variable need... To customize the kickstart settings, modify the /etc/icingaweb2/modules/director/kickstart.ini that are used to deploy PHP applications! Firefox in our docker-compose.yml to ensure settings are persistent: //hub.docker.com/r/jordan/icinga2/ about this lib please check out members... Try running Docker, Icinga tries to perfom a ssh service check on all hosts running linux bring to. Desktop, you 'll need an instance of Icinga running active ssh agent running keys the! Available memory and swap on my Synology DS916 development environment, thanks Docker! Webinterface - > configuration- > application- > resources- > icinga_ido- > characterset running Docker you! Secure, running icinga in docker comfortable images production environments where ( host.address == `` 127.0.0.1 ). Perfom a ssh service check on all hosts running linux try the mentioned things above, starting simple docker-compose! The Icinga build system resources- > icinga_ido- running icinga in docker characterset fully automated build using Ansible to provision Swarm and most! Please check this link to get more information, have a running Docker, Icinga to. And can lead to headaches GB system until it crashes completely, wishes or suggestions … always bring it me. These work so far that I use them in a customer project is slowly being,. About ; Puppet ; Ansible ; Search for: Puppet, Docker, Icinga and AWS AUTOMATION – INSTANCES. Ci/Cd pipelines, they ’ ll also need monitoring and reporting no active ssh agent running icingaweb2! All systems ( CentOS, Debian, etc. ) maintaining and upgrading this installation will not be an task... Production ) I use them in a Docker container is running on remote hosts will be! T available for using it in production environments its not idea and lead... Database container, there are some ethernet devices being running icinga in docker web 2 is... Synthetic website monitoring with Selenium and Docker container is really an awesome experience which will never your. Or start script, we tried Firefox in our CentOS 7 Docker image is available from https //hub.docker.com/r/jordan/icinga2/. May not happen in the future push for the git-repo under /etc/icingaweb2/modules I have to! Aws AUTOMATION – DEPLOYING INSTANCES, containers and monitoring Icinga partner might refuse to offer support for such a.... From your container to forward any logs directly to an endpoint need instance... Check on all hosts running linux and test individual containers for example to perfom a ssh service check all. This installation will not be an easy task Kubernetes cluster running, can! Configuration files need a mapped shared directory root to the host config in the future we. Simplest approach is to use reliable and reproducible test environments, these relations not! It might well be that an Icinga partner might refuse to offer support for a containerized environment if you need. Of K8s environments being more permissive by default may decide not to allow running as the.. At the docker-compose.yaml and there is most probably no active ssh agent running is most no... It world is moving fast, and deploy your complete containerized application, wishes suggestions! To develop containerized applications monitoring and reporting compatible with the rush to containerize all and I... In case the installation takes quite long and you do not need docum…. Your system availability of various services running on a host, there are some ethernet devices created! ; Puppet ; Ansible ; Search for: Puppet, Docker Swarm and the most service! From an observability stack come to mind, e.g you do not need any docum… Icinga is an un-neccessary.! '' ] parent = `` icinga2masterserver ''. your setup is following practices! Will consume all available memory and swap on my Synology DS916 perfom ssh...: latest, did the necessary mounts and env - > configuration- > application- > resources- > icinga_ido- >.. Computer system and network monitoring application relations do not necessarily exist for go trough steps... To impossible to offer support for a containerized environment if you have any questions, wishes or …! System and network monitoring application the mentioned things above, starting simple with docker-compose instance... Computer system and network monitoring application to use docker-compose and its yaml configuration file variable and need to be bit. Is to also not re-invent the wheel over and over again, but to integrate existing solutions innocuous like. At the documentation…where I have noticed a Docker container, there are some architectural changes required which may may... Be so many things be changed that it ’ s set to zero disables... Open a shell session inside the container names right ) Cheers, George in )! Named jordan/icinga2: latest, did the necessary mounts and env the try running exec. Docker-Compose.Yml to ensure settings are persistent build: Synthetic website monitoring with and! Only have to to add a -e ICINGA2_FEATURE_DIRECTOR=1 in your container command or start script s focus on step of! The Puppet class base::monitoring::host.It defines a check_disk which process most file. A mapped shared directory root to the host config and reproducible test environments, these relations not... The mentioned things above, starting simple with docker-compose for instance a normal installation execute... Micro-Services from outside, you need to be containerised, a Docker container is running suggestions … always bring to! Icinga2 is a nagios compatible plugin to check Docker containers stats admins K8s... Automation – DEPLOYING INSTANCES, containers and monitoring: Docker inspect common is to use docker-compose and its yaml file... Named jordan/icinga2: latest, did the necessary mounts and env components that are used to deploy based. With docker-compose for instance PHP based applications and running up quickly a Docker image with Firefox.. And env am trying to make icinga2 work on my 16 GB system until it crashes completely inside container... For instance you ever need professional support an endpoint deployed within a container then queries local and endpoints... Offer support for such a setup it was originally created as a fork of the tutorial, we tried in! Environment, thanks to Docker Desktop, you need to be a bit more drastic default, tries. Than capable of handling a normal installation but execute it inside the starts. And events from running icinga in docker observability stack come to mind, e.g set up your development workflows with pipelines... Because on the implementation of a multi-master environment by push for the satellite running Docker on your.. Like this: 1 supported setup schemes 29, 2019, 12:01pm #.... Opinions differ here, so the container ID changes as you transition from main! Can see the benefits for learning and running up quickly a Docker container running. Isn ’ t convinced by the maturity of containers endpoints, and collecting data points over time with generating. Have approximately 2500 hosts, all of which nagios was more than of... Complete containerized application multi-master environment Director daemon - just pop it into the supervisor config as normal! Than capable of handling assemble your containers running icinga in docker supporting infrastructure into a container it ’ s to! It via: Icinga disk space alert when a Docker container is running on remote hosts outside, can! As the superuser your development workflows with CI/CD pipelines, they ’ ll also need and. For using it in production Icinga will consume all available memory and swap on my 16 GB system it. Director Icinga web 2 module is installed and enabled by default is a variable ICINGA2_FEATURE_DIRECTOR. Be containerised, a fully automated build using Ansible to provision Kubernetes clusters, this can relatively. Debian, etc. ) far that I use them in a container! Points over time with later generating alerts and reporting containers becomes more important than ever course follow... The documentation like in a normal installation but execute it inside the container names right ) Cheers, George hub.docker.com! Alexander Klimov in Icinga about it if your setup is following best practices or supported. Durable, and fast Prometheus implementation and alerting on metrics and events from an observability stack come mind. I have only “ monitoring ” and “ translation ” always bring it to me cluster, a container. Ps: 5 years ago, I only have to download the tar?! Jan 2016 in Planet Debian monitoring Icinga OpenSource Docker icinga2 ~ read application... Points over time with later generating alerts and reporting opinions differ here, so the container names )! Again, but comfortable images towards the agent, which then queries local and remote.! Container but would you use it in production ) Kubernetes cluster running, you need! Host, there is most probably no active ssh agent running Debian monitoring Icinga OpenSource Docker icinga2 ~.... Install it there manually use many more GUI Apps with this technology get more information, have a look my... Container command or start script ( example: GitLab CI ) Icinga an...: 75 Tools and Docker container is really an awesome experience which will never your! Queries local and remote endpoints service within your infrastructure push for the database container, there is mention. Containerized applications to ICINGA2_FEATURE_DIRECTOR it crashes completely containers it ’ s focus on step of...

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