emailwiz

Script for setting up an email server automatically
Log | Files | Refs | README

commit 1ab9f432df8912e26677935e4d4a26cf278f6a6c
parent c93deff4c290d3e271d434285f7bde0e2d5a0a31
Author: Luke Smith <luke@lukesmith.xyz>
Date:   Sat, 14 Nov 2020 14:18:50 -0500

log in with full email addr instead of username
documentation changes

Diffstat:
MREADME.md | 42+++++++++++++++++-------------------------
Memailwiz.sh | 2+-
2 files changed, 18 insertions(+), 26 deletions(-)

diff --git a/README.md b/README.md @@ -1,6 +1,6 @@ # Email server setup script -I wrote this script during the gruelling process of installing and setting up +I wrote this script during the grueling process of installing and setting up an email server. It perfectly reproduces my successful steps to ensure the same setup time and time again. @@ -14,14 +14,10 @@ curl -LO lukesmith.xyz/emailwiz.sh When prompted by a dialog menu at the beginning, select "Internet Site", then give your full domain without any subdomain, i.e. `lukesmith.xyz`. -Read this readme and peruse the script's comments before running it. Expect it -to fail and you have to do bug testing and you will be very happy when it -actually works perfectly. - ## This script installs - **Postfix** to send and receive mail. -- **Dovecot** to get mail to your email client (mutt, Thunderbird, etc). +- **Dovecot** to get mail to your email client (mutt, Thunderbird, etc.). - Config files that unique the two above securely with native log-ins. - **Spamassassin** to prevent spam and allow you to make custom filters. - **OpenDKIM** to validate you so you can send to Gmail and other big sites. @@ -50,19 +46,19 @@ actually works perfectly. server: (1) an **MX record** pointing to your own main domain/IP and (2) a **CNAME record** for your `mail.` subdomain. 4. **A Reverse DNS entry for your site.** Go to your VPS settings and add an - entry for your IPV4 Reverse DNS that goes from your IP address to - `<yourdomain.com>` (not mail subdomain). If you would like IPV6, you can do + entry for your IPv4 Reverse DNS that goes from your IP address to + `<yourdomain.com>` (not mail subdomain). If you would like IPv6, you can do the same for that. This has been tested on Vultr, and all decent VPS hosts - will have a section on their instance settings page to add a reverse DNS PTR + will have a section on their instance settings page to add a reverse DNS PTR entry. You can use the 'Test Email Server' or ':smtp' tool on [mxtoolbox](https://mxtoolbox.com/SuperTool.aspx) to test if you set up a reverse DNS correctly. This step is not required for everyone, but some - big email services like gmail will stop emails coming from mail servers + big email services like Gmail will stop emails coming from mail servers with no/invalid rDNS lookups. This means your email will fail to even - make it to the receipients spam folder; it will never make it to them. + make it to the recipients spam folder; it will never make it to them. 5. `apt purge` all your previous (failed) attempts to install and configure a - mailserver. Get rid of _all_ your system settings for Postfix, Dovecot, + mail server. Get rid of _all_ your system settings for Postfix, Dovecot, OpenDKIM and everything else. This script builds off of a fresh install. 6. Some VPS providers block port 25 (used to send mail). You may need to request that this port be opened to send mail successfully. Although I have @@ -105,27 +101,23 @@ email program. For my domain, the server information will be as follows: - SMTP port: 587 - IMAP server: `mail.lukesmith.xyz` - IMAP port: 993 -- Username `luke` (I.e. *not* `luke@lukesmith.xyz`) - -The last point is important. Many email systems use a full email address on -login. Since we just simply use local PAM logins, only the user's name is used -(this makes a difference if you're using my -[mutt-wizard](https://github.com/lukesmithxyz/mutt-wizard), etc.). - -## Tweaking things - -You're a big boy now if you have your own mail server! -You can tweak Postfix (sending mail +In previous versions of emailwiz, you also had to log on with *only* your +username (i.e. `luke`) rather than your whole email address (i.e. +`luke@lukesmith.xyz`), which caused some confusion. This is no longer the +case. ## Benefited from this? -If this script or documentation has saved you some frustration, you can donate -to support me at [lukesmith.xyz/donate](https://lukesmith.xyz/donate.html). +I am always glad to hear this script is still making life easy for people! If +this script or documentation has saved you some frustration, you can donate to +support me at [lukesmith.xyz/donate](https://lukesmith.xyz/donate.html). ## Troubleshooting -- Can't send mail? - Always check `journalctl -xe` to see the specific problem. +- Check with your VPS host and ask them to enable mail ports. Some providers + disable them by default. It shouldn't take any time. - Go to [this site](https://appmaildev.com/en/dkim) to test your TXT records. If your DKIM, SPF or DMARC tests fail you probably copied in the TXT records incorrectly. diff --git a/emailwiz.sh b/emailwiz.sh @@ -130,6 +130,7 @@ ssl_key = <$certdir/privkey.pem ssl_dh = </usr/share/dovecot/dh.pem # Plaintext login. This is safe and easy thanks to SSL. auth_mechanisms = plain login +auth_username_format = %n protocols = \$protocols imap @@ -286,7 +287,6 @@ $dmarcentry $spfentry" > "$HOME/dns_emailwizard" echo " - _ _ | \ | | _____ ___ | \| |/ _ \ \ /\ / (_)