Pihole high availability Both are running Buster and I'm thinking it might be time to get them more up to date. The Local DNS has taken over the primary position in the DNS servers from the current ISP and A simple Python script that synchronizes PiHole configuration files from Docker using SSH. 25. Home PiHole on Docker and Kubernetes (I almost gave up) Post. Wrap-up. High Pihole load Your post title implies that the load is due to Pi-hole. Setup Pi-Hole (not covered here). The second should give NOERROR plus an IP address. It's annoying. Change the listening ip on the pihole file in the first one from 127. To see all available qualifiers, see our documentation. DNS 1 is filtering perfectly. You can use any preferred text editor, I used nano. I thought this setup would ensure that even if 2 of the pi-holes go down everything would still work. These indications are quite misleading but many systems adopted it this way. I have set the DNS on my routers as follows: DNS1 - static IP of wired Rpi 4. 4. 8. This configuration contacts the DNS root servers directly, please read the Pi-Hole docs on Pi Given a choice and availability of an ethernet connection, I would go that route. However, my thought had been to make my current pihole high availability since it currently goes down on occasion. It keeps our network safe from malware and other unwanted domains. Pihole intelligently shifts between the fastest and most reliable of them. MustangMatt: I expect round robin DNS like normal ### Short description of the app Orbital Sync synchronizes multiple Pi-hole ins tances for high availability (HA) using the built-in "teleporter". " Below is a link with instructions This repo has 2 different docker-compose configs-- choose your favorite. Pi-Hole High Availability . r/pihole "The Pi-hole® is a DNS sinkhole that protects your devices from unwanted content" Please read the rules before posting, thanks! DHCP high availability, running two piholes (perhaps one on docker and one physical (pi)), perhaps an active/standby type of setup and share the DHCP client database between each This issue is about config synchronization, which is a blocker to running multiple instances of AdGuard for High Availability. vrrp_instance PIHOLE { state BACKUP #The secondary Pi-Hole is set as BACKUP interface eth0 #This is the interface name of the second Pi-Hole server virtual_router_id 69 #The VHID must match with the primary server. If you are searching for pihole problems, add "pihole" as a keyword. ). Mqtt and pihole would be up and running again, the conbee stick would require a manual hardware change anyway Contribute to MoJo2600/pihole-kubernetes development by creating an account on GitHub. Just keywords and be specific, like "pihole not resolving DNS" instead of "why my pihole is not working". If I'm away from home and the Unraid box has a problem, then clients will just go to Google DNS until I can fix it. This has had some previous discussion, e. I already figured out to set up a secondary pihole and use the main pihole as it's DNS. 3 released with a security fix Edit: Completely forgot about running PiHole in a VM that but generally not a recommended use case since your network will have no connectivity while the VM is down/off. I'm interested in contributing here because I think AdGuard's code quality is leagues ahead of PiHole. The web UI will be accessible through Ingress controller (If you don't want that just use a NodePort service in pihole-ui-svc). 06" in a network with +-20 devices. Running Rancher server in High Availability (HA) is as easy as running Rancher server using an external database, exposing an additional port, and adding in an additional argument to the command so that the servers can find each other. I have one Raspi 3b that for some reason the network keeps disconnecting within 5 minutes of re-plugging the network cable. Yeah this is pretty much what I want, the secondary pihole to essentially act as a backup for the The K3s cluster was setup in part 1. Gravity-Sync is a tool that can keep multiple Pi-Hole in sync with each If you are like me and want to have a high available forwarder for your pfsense firewall, there is more to do. The two PiHole instances will be synced with each other using gravity-sync, High Availability: IP: 192. I had a complete failure of all my OSDs (very weird) on one node but the LXCs continued running on that node, did not migrate, as the needed data was available from the Assuming you only have one network, and if your secondary Pi-hole doesn't know about the internal domain name, I think you'd only need the last two lines in the file on the secondary, substituting your domain name and the IP address of the primary pihole/DHCP server on the first, and again with your subnet and pihole/DHCP on the second. 1 to 0. Why multiple Pi-holes and keeping them in sync. 11. Here's the meaning of the other values: Ready: the node is recognized by the manager and can participate in the cluster. Unubtu VMs include a DNS caching server on port 53, which prevents Pihole from being deployed. Reload to refresh your session. Cancel. ovpn file. Follow the step by step guide with screenshots and code examples. pfSense, which pfBlockerNG runs on top of, has an HA configuration for high-availability; pfSense has fully supported hardware devices from Netgate that can be purchased commercially; A while back, scrolling through YouTube, I stumbled across a video titled "High Availability Pi-Hole? Yes Please!", which I thought was interesting Secondary PiHole host - like the primary PiHole host, this is the server that's running docker that the PiHole image runs on. As I understand it, this would Meanwhile I take my virtualization server down quite often, either because of Proxmox updates or for some hardware tinkering. A simple Python script that synchronizes PiHole configuration files from Docker using SSH. 1 is the router's IP. but my pihole on the docker does not have Unbound and not at HA, this means that on the router I put the Raspberry pi as primary DNS and the docker as secondary, and this means that halve of my requests are somewhat slow due the non caching of the pi Although not really a setting on the high availability setup page, it’s a crucial part of high available setups. pihole-w is the Web deployment (RW) and pihole-r is Unfortunately no, neither is an sqlite drop-in replacement, one is a library which would have to be integrated into pi-hole, the other uses sqlite as a storage engine (with some caveats) but only allows access via an HTTP API. 8/8. AdGuard Home is a network-wide DNS lookup program (DNS server) primarily utilizing a DNS sink approach to: remove ads from web-browsing, block known trackers, and reduce the time it takes to load a web page. Dnsmasq. Double check high availability setups for redundancy. Setup NFS Share Link to heading In OMV setup the NFS share and create the shared directory. Hardware: List of components used: Name Part Number Quantity Link raspbery pi single board computers (with cases and SD card) 3 USB A male to micro usb cables 3 https://amzn. If you just want to manually check you can always scan your network using This will be different for all routers. docker raspberry-pi ansible sync In my setup, I’m running my primary Pi-hole server on a Raspberry Pi 4 and my secondary on a virtual machine. htop gave a much lower figure. I run I also want the secondary, passive OPNsense box to spoof the WAN MAC address of the master, as otherwise my Internet provider may balk at assigning an external IP address to the new box. Background is, that pihole does currently not allow to use an external database or to share the database between instances. Helm; Kubernetes cluster, my homelab is using k3s-cluster. Installation. And after a good time of using all 3 you could look at Piholes stats and see which ones have been used the most/least so far and maybe remove Setting up a secondary Pi-Hole on my home network February 06, 2024 • Tagged: linux series:project-logs pihole. sh" to create file 3. Although I get 95+% of my traffic going through my primary Pi-hole, sometimes feels liek the secondary doesn't have much to do except pick up the overflow of DNS redirects from hard-coded devices on my network (smarthome devices, Google Home minis, Chromecast, Roku, Additionally, Orbital Sync was built with Docker in mind, though it can also be run directly using Node. You can get yet another device to handle just DHCP. 2 AdminLTE: v5. - Issues · CreepPork/python-pihole-high-availability-sync The first command should give a status report of SERVFAIL and no IP address. Now it’s time to configure our Rancher server for High Availability. You could of course use the same order as with the other Pihole, its up to you. We will use I have one TF project for infrastructure (e. That means you can surf the web without having to look at ads on every page. ; In the next section of this Gravity Sync is not developed by or affiliated with the Pi-hole project. There's no need to sync anything in this arrangement, as In this tutorial I will use the following configuration, alter this to match your setup. To do this, go to the Shell in Proxmox from any Here's the view from the Pi-Hole dashboard, which shows this load, and indeed it looks a lot higher than I remember seeing it (when load is something like 0. Members Online. Hello folks, I've been noticing random bursts of high load on the Pi-hole setup (on a Pi Zero W): \"Load\" goes above 1 in \"red\" When I run htop on the Pi, during these times I see CPU utilization consistently in 90% (70 - 95%). 5 years. Learn how to install and configure Pi-hole in a high availability environment using keepalived and VRRP. Running two raspberry pi4's with high availability virtual ip and gravity sync to keep both piholes synced. The second PiHole would need remote access to the first Pihole, and a script to periodically check for changes to certain configuration files or settings; and if-changed, import those settings. It doesn't have to be the pihole though. Of course 192. Doe Building resilient DNS services in the home lab environment is essential to ensure your Domain Name resolution is highly available in case there are failures Home PiHole on Docker and Kubernetes (I almost gave up) Post. This may be the case, but Pi-hole is only software that operates on a host OS, and the load shown on the dashboard comes from the OS report of system load. The old pihole install is an RPi 4 running Raspbian, the new one is a Radxa RockPi S running Ubuntu 20. Loading balancing and increasing service availability with two Raspberry Pi and Cloudflare DNS records. I have set up RancherOS on proxmox at home, and moved my pihole from my physical raspberry pi to the container, and now I lost all visibility over the pihole traffic - the container host is doing SNAT to all of the traffic and all the queries seem to be originating from the host (which is sharing its IP with the container) The Pi-hole® is a DNS sinkhole that protects your devices from unwanted content without installing any client-side software. edit PIHOLE2 and HAUSER to I am currently running two pi hole servers in high availability. Ubuntu Port 53 Fix. Your workstation connects through an Azure load balancer with a public IP address of 20. keepalived is a framework for both load balancing and high availability that i You signed in with another tab or window. org etc - but these are coming from a different 'device' to my default phone client name. (A new tag for docker image will arrive in due course. Scheduled Block List Updates Saved searches Use saved searches to filter your results more quickly Note that High Availability really isn't necessary with Pihole. The two-container config may work better on Synology due to usage of macvlan networking which helps prevent port conflicts with the host. Pi-Hole Helm Repository The issue I am facing: My system is still working, but the disk is over 90% full (3 GB on a 4GB SD card). Virtual IPs of the type CARP (Virtual IPs) are required for this feature. Cancel Create saved search Sign in Sign up Reseting focus. Posted: Sat Apr 11, 2020 9:53 Post subject: PiHole Client Names & HA (HIgh Availabilty) setup plus l: Hello To see my current settings please see attachments (High Availability) in DD-WRT details [url][/url] Back to top: Sponsor: blkt DD-WRT Guru Joined: 20 Jan 2019 Posts: 5867: Pi-hole is an awesome solution to run in your home network to keep your Internet free of ads, malicous traffic, and tracking data. Dhcp. r/pihole "The Pi-hole® is a DNS sinkhole that protects your devices from unwanted content" Please read the rules before posting, thanks! [Question] 2x Pi-hole servers in HA (High Availability)? I would like to run a second Pi-hole server for HA. I'm not concerned with a secondary PiHole instance, it's not a critical service. Having a single DNS server for your network is very stressful; it’s a single point of failure, so even routine maintenance 📺 Watch Video. For example, in hospitals and data centers, users depend on high availability solutions to perform many routine, daily functions. I have successfully created a service/swarm and the two containers are working as expected in relation to providing DNS to the network, fail over etc. There is also gravity-sync and keepalived you could setup for synchonization and high availability. Introduction #. On both servers, install the required Install k3s w/ etcd to support high-availability. The swarm runs on VMs from the infra project so I couldn’t use the docker provider in the same config due to a chicken/egg problem. Preqre. This manifest A simple Python script that synchronizes PiHole configuration files from Docker using SSH. Do not delete 01-pihole. How to install a pihole cluster Setup is as follows: 1st PI IP: 192. 144. The bad phrasing is supported especially by how Windows Gravity Sync is not developed by or affiliated with the Pi-hole project. A while back, scrolling through YouTube, I stumbled across a video titled "High Availability Pi-Hole? Yes Please!", which I thought was interesting Secondary PiHole host - like the primary PiHole host, this is the server that's running Need to deploy multiple/distributed instances of pi-hole. This project aims to provide fast configuration and deployment of the Pihole service. However as this is not the case I was looking around for some solution to make the setup high-availability (which to my limited understanding is having If the primary already has configuration but the secondary is a fresh install you will want to ensure that the first sync is a one-way sync from the primary to the secondary. 1 on the public Internet, accessing an internal web application, which has an IP address of 10. I have 2 ubuntu 20 servers with docker I found at that my config and backup are placed at ~/docker/pihole/pihole (primary) and ~/pihole/etc-pihole/ (secondary). But, don't hesitate to go the WiFi route if that works best for your layout. [EDIT: This did not work] I think it would work to add the following to the . Pass brings a higher level of security with battle-tested end-to-end encryption of all data and metadata, plus hide-my-email alias support. 0/8 allow access-control: 127. Aurora automatically handles replicating all data and updates from the primary AWS Region to each of the I set PiHole as my primary, and Google DNS as the secondary. 01) Login to the machine A possible solution is to manually edit the /etc/pihole/setupVars. The second Implementing High Availability with Docker Swarm. If users can’t access a system for any reason, it is deemed Hi, I have been using Pihole on Docker with great success for about 6 months and decided to graduate to swarms. It’s helpful for when you’re messing with or doing maintenance on one, and you don’t This repo has 2 different docker-compose configs-- choose your favorite. Hello Guys, I'm trying to get Pi-Hole HA working on my Pi Model 3B+, and 4B. Whenever the primary is down (reboot, update etc), the secondary handles everything as you'd expect: no delays, no need to do anything. High Availability: IP: 192. 9. 0 installations in High Availability configuration I currently have two instances of Pihole set up with haproxy running on both and using these instructions to rsync the gravity lists between both instances. " [3] Threats and challenges for services can range from simple misconfiguration over large scale natural disasters to targeted attacks. Follow. It runs basically two main services. Assuming you only have one network, and if your secondary Pi-hole doesn't know about the internal domain name, I think you'd only need the last two lines in the file on the secondary, substituting your domain name and the IP address of the primary pihole/DHCP server on the first, and again with your subnet and pihole/DHCP on the second. I have a high availability set up so one DNS is always available and they're self updating Secondary PiHole - How to Keep in Sync? Solved! I have my main Pi-Hole running on Synology as a container. 100. Each Aurora global database spans multiple AWS Regions, enabling low latency global reads and disaster recovery from outages across an AWS Region. ; Leader: the node is a manager node and is also the cluster's leader. In my case, this is my Debian server. 0/16 allow I believe what you want is "High Availability" with "Gravity Syncing. While we love what is there so far, please add a feature to your core product to I have been running a Local DNS server ( in my HomeLab ) with AdGuard + Unbound DNS on Raspberry Pi 4. This is project an unofficial, community effort, that seeks to implement replication (which is currently not a part of the core Pi-hole product) in a way that provides stability and value to Pi-hole users. Setup Two Raspberry Pi as DNS Servers for High(er) Availability. FWIW I have been using a single Pi4 on my network for my PiHole and have never had it go down. Code Issues Pull requests Discussions Bootstrap a Raspberry Pi with Ansible and install Docker + Pi-hole. - Milestones - CreepPork/python-pihole-high-availability-sync The fourth node uses Ceph storage for its own LXCs over the 1gb with no issues (pihole, Jellyfin). Kubernetes while much more complex comparing to Swarm, provides many more functions out of the box. The primary Pi-hole server is running in Proxmox and secondary is running on Raspberry Pi. High Availability HAProxy auto configuration and auto service discovery for Kubernetes. Out of the box, making a change on one Pi-hole means logging into the other Pi-hole and making the same change, so the Pi-Hole instances return the same results. Over that timespan, I've had a lot more devices join my home network and I want to manage the devices better. Everyone should have at least two, m'right?Networks need primary and secondary name servers. I would like to push out primary and secondary DNS servers in my DHCP I have set up RancherOS on proxmox at home, and moved my pihole from my physical raspberry pi to the container, and now I lost all visibility over the pihole traffic - the container host is doing SNAT to all of the traffic and all the queries seem to be originating from the host (which is sharing its IP with the container) Same. Can Kubernetes provide high availability for docker containers in a homelab? Help I'm looking to learn Kubernetes and was thinking about setting up a 4-node rPI4 cluster with some common docker containers for homelab use (things like Organizr, BitWarden, PiHole, etc. The Pi-hole® is a DNS sinkhole that protects your devices from unwanted content without installing any client-side software. ; In the next section of this Join me as we walk through stalling Rancher on an existing high availability k3s cluster in this step-by-step tutorial. I've tried pihole using docker, but as I am using the ZFS file system, its just too hard and creates too many disk corruptions. However, when deciding which to use, one should consider other criteria. I setup my UDM Pro to point to the pihole as the primary DNS and in case it goes down for what ever reason, the secondary is set to an OpenDNS server. Reply If you want leak-free high-availability you need firewall rules, forwarding, and two pihole a. per device, while acting as the DHCP server and blocking unwanted Pi-hole is a fantastic tool that blocks DNS requests to ad servers. I'd like to explore a potential solution which I think would give AdGuard a edge against competitors: webhooks. 04) Paste the script into the pihole-gemini script file. 4 as my DNS It doesn't really have anything to do with the use of pihole, but simply the distributed nature of google's services. If you are frustrated after hours of research and trying many solutions but did not work, a reboot usually helps. In this guide we will cover how to create a High Availability pihole setup with Gravity Sync, so next time one of your pihole is not reachable, your DNS requests are still resolving over the fallback pihole instance. I have a high availability set up so one DNS is always available and they're self updating High Availability Pi-Hole? Yes please! Dec 12, 2020 ; PiHole on Docker and Kubernetes (I almost gave up) May 30, 2020 . You signed out in another tab or window. Just set them as primary dns and secondary dns on my udm. It just keeps pings a host every 30 seconds and when it doesn’t get a ping it runs the commands to bring down the Wireguard server, change the config file to utilize the backup configuration and then just runs the commands to being the server back up. helm add repo. but better visualization of the traffic, software etc. For example, using just 8. I came across a few posts that deal with issues surrounding multiple Pi-hole instances that my high availability implementation seem to resolve. with keepalived (google for more info. That way you will only need to admin a single Pihole but still got redundancy. It just means "one DNS to use" and "another one". I’ve found this a dead simple, effective, and powerful way to start at home. Pi-Hole in Kubernetes. Cheers One detail you should be aware of with a double Pihole setup is this: Providing so called primary and secondary DNS servers (usually through DHCP) typically does not refer to any failover mechanic. I also configured OpenDNS servers for DNS inside of pihole. Lets get started! The * next to the node ID indicates that you're currently connected to this node. This is especially important as you shouldn't setup a secondary DNS server beside yours Piholes at your machines, as this would bypass any blocking rules Pihole applies. 171 NAME: pihole02 Clustered IP: IP: 192. kubernetes haproxy keepalived reload-haproxy Updated Apr 9, 2017; Go; shaderecker / ansible-pihole Star 133. Pi-Hole Unbound Helm Repository For high availability across multiple AWS Regions, you can set up Aurora global databases. So a Pi2 should really be no problem, the only thin I can think of is the sd card or OS. The Run 2 Pi-hole servers in HA (High Availability) & in-sync - kodlz/Pi-hole_in_High_Availability Adguard Home's Github Wiki Full Of Helpful Articles. This configuration contacts the DNS root servers directly, please read the Pi-Hole docs on Pi One way to workaround these issues is to have a floating virtual IP that is always available on one of the working nodes. All you have to do is set the IP of your secondary Pi-hole as the secondary DNS server. We will use mojo2600/pihole helm repo in ArtifactHub. Contribute to MoJo2600/pihole-kubernetes development by creating an account on GitHub. These redundancy increased the I wanted to create a high-availability Pi-hole instance, but was unsure whether to do it via the former or deploy 2 instances via docker separately, then utilise Gravity to sync the necessary settings up. Pi-hole should be the only DNS server available. I point DNS1 to PIHOLE1 and then DNS2 to PIHOLE2 and that's that. Proton Pass is a free and open-source password manager from the scientists behind Proton Mail, the world's largest encrypted email service. Make a pihole deployment with 2 The * next to the node ID indicates that you're currently connected to this node. Reply Network-wide ad blocking via your own Linux hardware. Role: Backup or You can sync piholes using gravity, setup this as High Availability i. 20. If you are running a single pihole and have that pihole listed as the only DNS entry in your Pihole Pihole (as you probably already know) is a dns add blocker. If the primary Phiole stops responding (dietpi crapped out a few times a long time ago) the secondary DNS is in play just like any run of the mill provider. Meet netboot xyz - Network Boot Any Operating System; I am running PiHole on a Rpi 4 and have also set up PiHole on a secondary Rpi Zero W. Learn how to set up two Pi-hole servers in high availability mode, using keepalived and rsync, to ensure DNS resolution continuity and blocklist sync. These instructions assume use of debian/ubuntu or derivatives and 2 or more Pi-Hole VMs. Hi all, is it possible to add a secondary DNS Server to the DHCP configuration of PiHole as fallback? Scenario: If Pi-Hole is not reachable, the clients in the network should fallback to the router's DNS server. Maybe something to do with how Wifi Calls are handled over Versions Pi-hole: v5. It is much simpler than attempting to deploy Kubernetes HA cluster. 21 FTL: v5. In a standard installation, Kubernetes is first installed on three nodes that are hosted in an infrastructure provider such as Amazon's EC2 or Google Compute Engine. Is all the above possible through pfSync/XMLRPC sync, without having to use a full-on CARP implementation? A simple Python script that synchronizes PiHole configuration files from Docker using SSH. The set up appears to be working fine. In simple words, if a virtual machine (VM) is configured as HA and the physical host fails, the VM is automatically restarted on one of the remaining Proxmox VE Cluster nodes. Using 3 nodes with replication of the important lxcs to the two other nodes and Auto migration. This includes all running processes on the host OS, of which Pi-hole is one. There is already a PR for this, but it is currently on hold. Something like a cron watching the modified date vs the last reload of dnsmasq or a PHP modification that SSH's to the 2nd pi-hole and runs the pihole reload at the same A high availability Pi-Hole setup takes redundancy to the next level, through the use of Gravity Sync and Keepalived. Was trying to get the second one spun up as a Docker instance on the Synology NAS, but Orbital Sync. That is correct on both parts. I'll take a look at gravity sync thanks! 1 Like. 1. - Releases · CreepPork/python-pihole-high-availability-sync I'd like to run Pihole and a few other lightweight services via Docker containers and Portainer for a home lab setup. It provides ad and nuisance blocking for a subset of the systems in the house. Like Pihole, pfBlockerNG can use lists that contain lists that can be used to block unwanted tracking, ads, malicious sites, etc. ; Active: the node is used as a worker also to run Docker containers. DNSfilter ON - Global = Custom 1 - Pihole IP address This time use the IP's in reverse, so we give out Pihole #2 as the first DNS and Pihole #1 becomes secondary. Reboot usually solves most of the problems. Since it's just Yeah, its just like primary/secondary DNS in your router. Pi-hole 2. Proxmox VMs, PiHole, nginx) and another for my Docker swarm services. Secondary DNS server is crucial! The diagram shows your local workstation, with an IP address of 198. Nov 29, 2023. In other words, it performs a “backup” in the Pi-hole admin interface of your primary Pi-hole instance, and then “restores” that backup to any number of “secondary” Pi-holes also via their admin interface. This post covers building the Helm Chart for PiHole and installing it. This manifest Most mature cloud providers should guarantee high availability for the core network services and you usually don’t have to worry about it. 1, and and all that jazz. to/2x9OdK6 6" Ethernet patch Join me as we walk through stalling Rancher on an existing high availability k3s cluster in this step-by-step tutorial. DNS 2 - static IP of wired Rpi Zero W. Pihole only list the DNS servers as primary and secondary, because this is what the providers write on their pages. ) Update 2023-01-25: Core v5. High Deploy PiHole with Cloudflare Tunnel in Docker. I found some support online that suggested running pihole flush and setting MAXDBDAYS=14, which I've done. PiHole on kubernetes. conf file and to change the IP addresses to the one of the load balancer. In other words, it performs a You need to distinguish the two deployements (app = pihole-w and app = pihole-r) to avoid confusion between the services. Setting up Docker Swarm HA for production is an easy job. e. 1#5335 as the Custom DNS (IPv4): (don't forget to hit Return or click on Save). ☄️ The easiest way to bootstrap a robust Pi-hole Highly Available cluster using Ansible with Keepalived for failover management, Gravity Sync for nodes synchronization, and Unbound as a recursive D To see all available qualifiers, see our documentation. For a short while I tried these steps for running them both in High Availability mode, About. This is a protocol that you see on some routers and has been implemented in keepalived. 03 0. Considerations would need to be made if RP1 is configured as a DHCP server (i. 01 0. 15. I am looking for something like Safing or Adguard etc. Do you guys think this would be possible and could this be done? (CronJob, Sidecar). Since it's just a small network setup (2 people using it), I figured the Pi Zero W would be sufficient to take the load (based on blogs I read to set it up). so only 1 pihole would be active at the time) or simply leave Learn how to use Gravity Sync to keep multiple Pi-Hole servers in sync and provide high availability DNS to your network. So the instructions we are going to follow use scripting to fetch a container, then fetch the distribution of Pihole and then deploy it. If you don’t do this, the script may detect the A NAS mount point for /etc/pihole would accomplish this, reloading dnsmasq on your secondary PH when the first PH modifies the nas whitelist would be tricky but it is do-able. Running two Pihole v5. g. You are looking for a setting that allows you to configure your primary and secondary DHCP Name Server (DNS) addresses. Pi-hole is a DNS service that can be deployed to your network to block ads and malicous websites. 18. the Docker image doesn't have vi or nano installed and "service X restart" doesn't work within the containers either. Here's how it went. A small (about 10MB) block device needs to be shared from a third computer to the two Proxmox nodes. conf entry for unbound (Required for Debian The Pi-hole® is a DNS sinkhole that protects your devices from unwanted content without installing any client-side software. Please follow the below template, it will help us to help you! Expected Behaviour: I am running a Threadripper 3960X server with 128GB of RAM. On that note, I actually had a twin-RPI:s some years ago for high availability pihole. 1 Platform OS and version: Ubuntu 22. But it's easier to use the pihole. In other words, it performs a "backup" in the Pi-hole admin interface of your primary Pi-hole instance, and then "restores" that backup to any number of "secondary" Pi-holes also via their admin interface. It Now our Pi-hole instances are in sync, we can configure IP failover to direct traffic towards the primary when it is available and switch over to the secondary if the primary ever fails. Hostname: pihole-dns-01. e, to avoid having 2 active DHCP servers). So I Pihole Pihole (as you probably already know) is a dns add blocker. One difference now on the Pihole GUI is the "clients" are only showing The primary (an ancient Banana Pi) gets roughly 10× the traffic of the secondary (Docker image on my NAS). Instead of hijacking the posts, which I already tried to do, I figured I'd create a new one for my solution. Howdy, great video. When it comes to a secondary DNS there is nothing like a primary and secondary DNS server. ha Runs great as a container via Container Station on a QNAP NAS. Like Cloudflare says use 1. Had been running a single Pi-Hole for a long while, but I would always have to wait until after C & J were abed before I could update it. 42. 04 Platform: Docker Expected behavior DSN resolution should work all the time Actual behavior / bug On very high disk I/O DNS resolution simply sto A PLATINUM High Speed microSDHC Karte 8GB Class 10 UHS-I U1 and an Aukru power adapter. I like to run an upgrade on the secondary pihole and wait a few days before upgrading the primary. Reply reply About. Hyperv host is on 24/7 anyways, might aswell throw in a secondary pihole vm incase rpi does and I'm out of town I have one TF project for infrastructure (e. Orbital Sync synchronizes multiple Pi-hole instances for high availability (HA) using the built-in “teleporter”. rsync. Techno Tim also shows how to use keepalived In this guide we will cover how to create a High Availability pihole setup with Gravity Sync, so next time one of your pihole is not reachable, your DNS requests are still I've got two pi's running in high availability. cut and paste all information in this code snippet 4. IP: 192. 3 released to address an issue with the PHP config for the admin page: Change lighttpd options min_procs value to 1 by @rdwebdesign in #5149 Web v5. Easy-to-install: our dialogs walk you through the simple installation process in less than ten minutes; Resolute: content is blocked in non-browser locations, such as ad-laden mobile apps and The issue I am facing: I get the following warnings at the Pihole web interface: no address range available for DHCPv6 request via eth0 Details about my system: I am running Pihole with Unbound in one docker container according to this guide on top of a RPI 4B with Ubuntu Server 20. Back when Buster was new I followed this tutorial to set I came across a few posts that deal with issues surrounding multiple Pi-hole instances that my high availability implementation seem to resolve. 04 with Radxa's custom 4. Available for free at home-assistant. I would prefer if it's light weight, can work with 1-2 GB of RAM, is easy to config, and have a sync faction master-master, so no matter which instance I add/remove records, it will propagate to the other instances. 04 Focal, arm64 and amd64 respectively. This is a high maintenance list you will spend a lot of time manually unblocking things. The only configuration change in High Availability HAProxy auto configuration and auto service discovery for Kubernetes. It creates a Virtual IP (or VIP, or floating IP) that acts as a gateway to route traffic to all Furthermore, DNS is high availability by design and the secondary\tertiary DNS always receives some portion of the DNS traffic and if configured with a public DNS IP, your devices will be bypassing the safety of pihole blocking. Hi, for various reasons I run 3 pi-hole's and the router assigns these 3 pi-holes correctly as dns servers via dhcp. If you want to see hostnames in the Pihole query log as well you might want to consider using network mode host, and use your Pihole as DHCP instead of your router. High availability of IT systems is particularly important in industries where critical applications rely on having little or no system downtime. I use When it comes to a secondary DNS there is nothing like a primary and secondary DNS server. In my home lab I run a three node Kubernetes cluster using the RKE2 distribution from Rancher Labs. I have attempted to install Gravity-Sync but keep running into issues where it randomly fails at doing local or remote database backup. In order to ensure that there are no permissions issues for the share, you will need to add the following NFS But after digging a bit, I found out that Pi Hole was resolving to servers with high ping time. Using CARP type virtual addresses, the secondary firewall will take over without user intervention and minimal interruption when the primary becomes unavailable. 0. Anyway, that's not what this post is about. sudo nano pihole-gemini. If that all sounds like a foreign language, have a look at the FAQ below where I break down what Also if a web panel is available it's a plus, as a way to check the records or add/remove them would be great. 3): Dashboard showing load But I am confused, because I don't see what could be causing this load. Gravity Sync is not developed by or affiliated with the Pi-hole project. Pi-hole 1. 51. Hi all, I saw this video on youtube about gravity sync to sync between different pihole instances. Secondary DNS Server for DHCP & Can the Pi-Hole DHCP send out a second DNS Pi-hole Userspace I think of this as a small first step towards High availability (HA) for Pi-hole (running two Pi-hole's) yubiuser December 8, 2021, 8:53pm 2. My systems are heavily embedded with pushover notifications and hence this code, does that too (via an external command). Follow the step-by-step tutorial with scripts, configs and tips. While we love what is there so far, please add a feature to your core product to Hey All, I ran into this great thread in the Feature Request section that talks about using lsyncd to have a redundant Pi-hole deployment, which I can't seem to reply to with my own deployment details: In deploying this setup, I realized that it was messing up the statistics because I had some devices that were using the DNS resolvers in a round-robin fashion. - GitHub - CreepPork/python-pihole-high-availability-sync: A simple Python script that synchronizes PiHole I also run 2 pi's in high availability mode thanks to the post below https: (9. 170 NAME: pihole01 2nd PI IP: 192. 1. I tried to edit the . 1 and 1. I'm trying to set up a second pihole for redundancy but would like to be able to access the admin interface for both. We install Rancher, configure a load balancer, install and configure helm, install cert-manager, configure Rancher, walk through the GUI, scale up our cluster, and set up a health check and liveness check! A small (about 10MB) block device needs to be shared from a third computer to the two Proxmox nodes. - GitHub - CreepPork/python-pihole-high-availability-sync: A simple Python script that synchronizes PiHole But I have the Merlin VPN setup using different ports and a different DDNS for high availability. We need a virtual ip that automatically switchs the host. 4 kernel for the hardware. Pi-Hole High Availability High Availability Pi-Hole? Yes please! Dec 12, 2020 ; PiHole on Docker and Kubernetes (I almost gave up) May 30, 2020 . Let’s start by cloning repo Additionally, Orbital Sync was built with Docker in mind, though it can also be run directly using Node. For redundancy, I run two Pi-hole instances on two different hardware devices. I have a similar one I wrote on my Wireguard server. Configure Pi-hole¶. You can achieve that with keepalived. This is the main issue I believe; it is always causing high CPU usage and moreover, additional instances of this process with different PID are appearing over time causing CPU load to be maxed out Once padd. you will also need to setup access permissions access-control: 10. Proxmox VE High Availability Cluster (Proxmox VE HA Cluster) enables the definition of high available virtual machines. 2. Running a second (or third!) Pi-hole prevents your whole network from going “down” in the event the server running your Pi-hole ever goes offline. PostgresSQL Clustering the hard way I tried the HexOS Beta. A very aggressive blocklist for PiHole. 22 is the pihole's IP address and the 192. 16. Great Raspberry Pi - Pi-Hole Servers! Raspberry Pi Zero W Kit - https://amzn. Periodically "/usr/bin/pihole-FTL" is jumping to the top. Orbital Sync synchronizes multiple Pi-hole instances for high availability (HA) using the built-in "teleporter". The DNS protocol was designed with the idea that the client can easily fail over to another server if the one it's trying doesn't answer. 11) all together in Pihole as upstreams. Introduction. to/3qOl9yS Raspberry Pi 4 Kit - https://amzn. 1 and so here is what that looks like on my router. 20 Tutorial part 1 - create a sync between the 2 Pi-hole machines: All of the 11 steps below need to be taken on both Pi-hole machines. . In essence, any one of your three devices will be able to be down at a given time, one of your two nodes, or your block device. High availability is a property of network resilience, the ability to "provide and maintain an acceptable level of service in the face of faults and challenges to normal operation. io. This is called a high-availability Kubernetes installation because increased availability is achieved by running Rancher on multiple nodes. we need to do is make sure all the available containers are up to date. . conf from the backup Pi-hole as that will render the instance unusable. Only handing out the virtual ip via dhcp, if the primary goes down, the secondary kicks in. Naturally I can keep my original PiHole virtual machine as a secondary DNS server for high availability. Thanks in advance! As always, please read through the changelog before updating with pihole -up. You signed in with another tab or window. The Cloudkey my primary Pihole runs on was still up and doing other things. 1 kicks in ive Hey guys! So a lot of us already know about projects like Gravity Sync and Orbital Sync, plus a few others, and they seem to work great for syncing lists across multiple Pi Holes for people who aren't like me and need to run the DoT-DoH version of Pi Hole for Cloudflare's DNS as a docker container on unRAID 🤣. We install Rancher, configure a load balancer, install and configure helm, install cert-manager, configure Rancher, walk through the GUI, scale up our cluster, and set up a health check and liveness check! I offer a potential solution to the reliability challenge; using the well known and free hypervisor, Proxmox and some old unused PC hardware I had lying around, I have built a High availability cluster that will allow you to maintain virtually continuous operation of Home assistant with minimal downtime. I run Pi-Hole as the DNS server for my home network. 0/8 allow access-control: 192. Would you like to learn ho I've been using PiHole on my Pi Zero for 1-1. Currently, it is configured so that if the first one goes down, it switches automatically to the second one. The bad phrasing is supported especially by how Windows In my quest to make my services highly available I decided to use keepalived. You signed in with another tab In my setup, I’m running my primary Pi-hole server on a Raspberry Pi 4 and my secondary on a virtual machine. In my case, I am using a Ubiquiti UDM Pro and my primary Pihole address is 172,16,1,6 and my backup Pihole address is 172. deHakkelaar June 11, 2023, 6:10pm 6. 100 to your DHCP and/or DNS client configuration, and you're good to go! Though defining a secondary DNS server is best Instructions and configuration examples to use keepalived with Pi-Hole to ensure high availability DNS at a single IP. Like I said, High Availability seems to be working perfectly. So according to pihole, every DNS request comes from the router. I had my pihole go down and every time it does while on TV watching YouTube it kicks me out of DNS. This is the one service that is mission-critical, and makes it impossible to run updates without scheduled (or unscheduled 🙀) downtime. In my quest to make my services highly available I decided to use keepalived. Finally, configure Pi-hole to use your recursive DNS server by specifying 127. The 1st pihole usually gets 95% of the traffic Reply reply Reply reply DIY_CHRIS • I run High Availability so that the secondary automatically takes over from the primary when it goes down. Configure I have an example dnsproxy service here that I use for high availability (one-to-many) distribution and providing encrypted transport. Pihole is my first attempt. Tutorial part 1 - create a sync between the 2 Pi-hole machines: Create a script file, named pihole-gemini, and edit this file. I'm this case primary really means 'the one serving dhcp', and it's mostly because of the structure - pihole 2 and 3 (which was really 1 and 2) are running on the Proxmox cluster which has about two minutes of battery power, while pihole 1 (but actually 3) is running on an actual pi in the network rack which has about two hours of battery power. I use this for testing/experimentation, running my Unifi wifi-controller, and most importantly a network-wide ad-blocking service called Pi-hole. conf at the secondary, but I still get I'm using Pihole on a Docker, not a VM, It is less resource intensive, and works just as fine. sh is not running anymore the issue disappears. one-container (new) - Install Unbound directly into the Pi-Hole container . We are going to deploy modified version of this pihole helm chart. I am running pihole on a raspberry pi W with loads "0. Having a second Pi-Hole server running was key. The container also runs Unbound and so far is working great, however there are times when I have to reboot Synology meaning every device on the network is unable to access the internet due to having no DNS. keepalived is a framework for both load balancing and high availability that implements VRRP. This way, if ADG fails, pihole kicks in, if adg and pihole fails, 1. How do I set up all three devices for high availability? Just wondering if I can simply put the three identical containers/devices behind nginx or something similar, or if HA needs to be configured at an app level. docker raspberry-pi ansible sync The fourth node uses Ceph storage for its own LXCs over the 1gb with no issues (pihole, Jellyfin). But it's been several hours and I’m still over 90% full. Just wanted to let you know that to make the High Availability even better would be to use the tool keepalived to maintain that 100% uptime. This is a quick write up for the hardware and software config for the high availability Pi-hole cluster with Nginx load balancing. In this case the entire WDBlue directory is being shared. Be sure that port 9345 is open Run 2 Pi-hole servers in HA (High Availability) & in-sync - kodlz/Pi-hole_in_High_Availability Furthermore, DNS is load balanced high availability by design and the secondary\tertiary DNS always receives 10%-20% some portion of the DNS traffic and if configured with a public DNS IP, your devices will be bypassing the safety of pihole blocking. I had a complete failure of all my OSDs (very weird) on one node but the LXCs continued running on that node, did not migrate, as the needed data was available from the To see all available qualifiers, see our documentation. [4]As such, network resilience touches a very wide range of topics. Just wondered if there may be some side effects of skipping that step out if Gravity Sync High Availability in Docker Hi, I'm trying to set up Gravity Sync so I can manage 2 piholes in my network. Both running Ubuntu 20. I use Docker Swarm to replicate the Pi-hole service and MACVLAN routing to ensure proper communication between 📺 Watch Video. Load it up fresh and slot it in, if it works, replicate your process on the first pi and run them in a high availability (HA) mode! Reply reply Pihole logs then show requests to 3gppnetwork. High availability (HA) for Pi-hole (running two Pi-hole's) Go to pihole r/pihole. High Availability----1. PiHole on Docker and Kubernetes (I almost gave up) High Availability Pi-Hole? Yes please! Dear Pi-Hole, We love your product. We will setup two PiHole instances in an active/passive failover setup using Keepalived. 4, within an isolated VNet. So I was looking to downsize the amount of random devices I have sitting around, and I tried installing my pihole on my truenas scale, but it simply won’t work or connect. But assuming that #1 goes down and more clients get their IP from #2 then, i would want them to also use #2 as their primary DNS. Loading balancing and increasing service availability with two Raspberry Pi and Cloudflare DNS records Last time, I brought up the DNS servers in two Raspberry Pi 4. To fix this, run the commands at this link on the host Ubuntu VM before installing the Pihole and Cloudflare Tunnel containers. to/3nophDm If you’re looking to have your PiHole instances failover automatically, be sure to check out the documentation on keepalived. This is the base of what I intend to do, but I do also want to add unbound and a VPN of sorts later on. A high availability Pi-Hole setup takes redundancy to the next level, through the use of Gravity Sync and Keepalived. 10. The only thing left is to add your new top-layer VIP 10. Meet keepalived - High Availability and Load Balancing in One I could probably do high availability of the LXC running pihole itself but it seemed simpler to simply have two of them running and if one goes down the other handles the requests. I’ve tried charts and the regular version. I am running PiHole on a Rpi 4 and have also set up PiHole on a secondary Rpi Zero W. We will be removing Traefik so our pihole-tcp service can use port 80 on the node instead. 168. Meet keepalived - High Availability and Load Balancing in One Create a pihole High Availability setup with 2 pihole instances on Proxmox and Gravity Sync. The only way around this it to let the pihole(s) also be the DHCP server. 172 NAME: pihole On Both: All done as "root", if not add a leading sudo Install Raspbian Strech Install additional Packages: apt-get install keepalived apt-get install libipset3 apt-get install ntp Setup pihole on Actually a few minutes downtime are maybe not highest availability, but for my usecase with home automation sufficient. Plex and PiHole. Two is best practice for several reasons. Recently Updated. 211, which routes the connection to one of your WireGuard servers (in this case Pi-Hole Helm Repository Go to pihole r/pihole. Role: Master or Active server. Run pihole -g afterwards and all ads will point to the changed Containerized Pihole on Kubernetes to provide highly available DNS and DNS-based ad blocking. In order to configure Pihole and make accessible in our LAN network we need to configure a LoadBalancer service in 53/tcp-udp that binds in the local host. Meet netboot xyz - Network Boot Any Operating System; This shouldn’t be too hard with a simple script. Instead of hijacking the ### Short description of the app Orbital Sync synchronizes multiple Pi-hole ins tances for high availability (HA) using the built-in "teleporter". I would eventually like to make this new pihole the sole DHCP server and DNS resolver on the network, and then later add a second similarly-configured pihole for high availability. You switched accounts on another tab or window. I use it as an Unraid docker. 04 LTS What I have changed since installing Pi-hole: I've made some Router not available, Pi-Hole throwing errors "Maximum number of concurrent DNS queries reached (max: NUMBER)" The first time my internet must have been down for a while because neither my primary or secondary Pihole servers could recover after getting 4 or 5 of these errors and needed a complete restart to start taking requests. I also found another thread that said doing that should purge the logs after some time. Disable resolvconf. It is not necessary that this third computer provide a highly available device, simply mostly available would be good. lalg iqhypl sqfjknfk elnjn injqckqf vnkrq xkov alovkip xcuje ffxh