Send email using postfix
There’s many times when I want to send an email for testing using postfix and I can never remember how to do it. Here is how.This is super useful to make sure your SMTP relay thru AWS/Postmark is working as it should. Then you can tail /var/log/mail.log to see...Access IPMI if IP is not in ACL
If you ever run into a scenario where you have an ACL in place, but can’t get on the IP that’s in the ACL and you have ssh access, the following will work well. You have to do a partial factory reset which resets everything other than the networking. The...Apple cash not verifying
So I finally switched to iPhone and ordered an Apple Credit Card (I love this thing). The cash back is put on you Apple Cash account, if your account can’t be verified than you don’t get the cash back. So I started the process of verifying my account. I...acme.sh/LetsEncrypt with 301 https redirect
This is very useful when you have everything redirected with NGiNX to HTTPS, but acme.sh/LetsEncrypt requires HTTP for verification. server { listen 80; server_name DOMAIN.COM; root HTTP_ROOT; location ^~ /.well-known/acme-challenge/ { try_files $uri =404; } location...Limit email/hour for just one domain on an account (addon, park, or sub domain).
Sometimes you have an email account and you want to edit the email/hour for only one of the domain on the account, here is how to do that. SSH to the server ssh domainHere.com Edit the file /var/cpanel/users/userAccount file Add or Edit a line like this...Create cPanel WHM session from CLI
Sometimes you don’t know or want to change the root password to be able to log into WHM as root (yes I know you shouldn’t log in as root, but sometimes you do). Here’s the command to do that via CLI whmapi1 create_user_session user=root...Multi-Domain SSL Setup with “Subject Alternative Names”
Here’s how to create a cert/csr with more than one domain name. First you’ll want to create the directory. I use NGiNX so I like to put my certs in /etc/nginx/ssl, but you can put yours anywhere So now we will create the directory mkdir...Equalize Pricing Tables Height with Divi
How to make the pricing table height the same. When using the pricing tables module you will see that the height of each table is going to rely on the content you put there, so if you have different content in each table, you will see something like this: This might...Skip/hide Windows update on Windows 10
Since Windows 10 has been released there’s no easy way to skip/hide updates you don’t want installed. In Windows 7 it was super easy. I finaly found a way to skip/hide them. You have to download a troubleshooter from Microsoft. HERE is the link. HERE is a...Printers not working after KB4557957 update
I noticed an issue where after updating Windows 10 2004 with KB4557957 some printers were no longer working. BetaNews did a good writeup HERE about the issue. Microsoft released a couple off-schedule patches to fix it. HERE is the BetaNews article about it. In short...SuperMicro ipmitool shared/dedicated NIC change
Here is how to change the NIC for IPMI to be shared or dedicated. I know this works on SuperMicro I’m not sure about other vendors Make sure you have IPMI tool installed and you’re able to connect via ipmitool To Get Lan Mode ipmitool raw 0x30 0x70 0x0C...Expand PV to expanded disk
This will work if you made the PV your whole disk. If you want to do so with partition follow the link HERE. I use XCP-NG and when adding additional space to an existing disk I scan for the extra space using the command below and the extra space doesn’t appear....Change username for cPanel user
Unfortunately it doesn’t appear cPanel allows you to easily change the username. Most documentation I’ve read says to use the “Rearrange an Account” option, but if you only have one disk that doesn’t seem to get you an option. The...Acme.sh with NGiNX
First you have to install acme.sh. I like using acme.sh because it’s all bash based. As with all posts I take no responsibility for anything and this is more of a quick help instead of a full guide. I have a script that I use to deploy my WordPress sites. The...Fix Domain Trust Issues
There error comes in many forms one of the forms are “The trust relationship between this workstation and the primary domain failed.” If you’re able to log into the machine as a local admin it’s easy, you just do the following. 1. Use a local...Auto Expand last partition using parted
I was having issues finding the correct way to add the remaining free space to the last partition (afraid to do so since it was on a live machine). I was finally able to figure it out. Use this to see free space parted /dev/sdX print free Then this to expand parted...Xiaomi Aqara ZHA Home Assistant
This is how to use the Xiaomi Aqara Wireless Double Button without the Xiaomi Home Hub (A ZIGBEE STICK IS STILL REQUIRED) using ZHA in Home Assistant. Other devices just work without any hard to find IDs. ADD DEVICE TO ZHA 1. Go to “Configuration” 2. Then...Setup Unifi Controller on Debian10 /Buster
Link to original persons blog post The requirements of the Unifi Controller do not allow a direct installation. But with a few manual steps a successful setup is possible! Basic requirements apt install wget gnupg2 ca-certificates apt-transport-https dirmngr gnupg...Bypass PiHole DNS using PiHole DHCP
This works if you’re having PiHole hand out DHCP on your network. nano /etc/dnsmasq.d/05-no-pihole-dhcp.conf Now we need to add the following to the file. You can change 1.1.1.1 to anything you want # Assign alternate DNS for select hosts # Set Specific Clients...SmartOS Tricks
Start smartOS VM from iso that is in /zones/UUID/root/ vmadm start UUID order=cdn,once=d cdrom=/FILE.iso,ide Set static vnc port Do vmadm list to get UUID vmadm update UUID_HERE vnc_port=PORT_#_HERE I love RealVNC. It works well and they have stand-alone executable...Empora Total power usage email report
For this to work you will need to dump a CSV export at least twice a month and then upload the CSVs from the ZIP to nextcloud. This could honestly be from anywhere nextcloud is just easy for me. Here’s links to the files. I try my best to paste them in the blog,...Calculate Emporia Energy usage in Bash
How to calculate data use for specfici month using bash for Emporia Energy device cat FILE.csv | egrep “MonthInNumForm/?[0-9]?[0-9]/2019″ | awk -F”,” ‘{print;x+=$2}END{print “Total ” x}’WP Search-Replace
This is how to use wp-cli to change the domain If using CentOS sudo -u nginx wp search-replace ‘old.domain.com’ ‘newdomain.com’ If using Plesk sudo -u user /opt/plesk/php/7.1/bin/php /usr/local/bin/wp search-replace ‘old.domain.com’...SSH tunnel WSL1
How to use SSL tunneling on WSL and access on local machine. This is super useful when needing to VNC into a smartOS KVM VM. ssh -L 0.0.0.0:PORT:REMOTE_IP:PORT [email protected]
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