Release candidate
...
Local service
Postfix

Linux

10min

Changing a parameters in Passwork

Open Passwork web interface and go to Settings and UsersSystem SettingsNotifications.

Activate the Send email notifications option and in Email service use Local service, specify the sender's email and save the changes:

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Installing Postfix

Install Postfix:

DEB
RPM


During the installation process, select the Internet Site configuration type:

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Specify the FQDN (Fully Qualified Domain Name) of the server:

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Configuring and changing settings in Postfix

Configuring the SMTP sender address

Open or create a file at /etc/postfix/sasl_passwd:

Shell


Add an SMTP address, with the sender's user login and password:

Shell


Example of using a non-standard TCP port:

Shell


Example of using Gmail:

Shell


Create a hashed database for Postfix by executing the following command:

Shell


Afterwards, the Postfix sasl_passwd.db database will be located at /<passwork>/conf/postfix/.

Restrict access to data files

The files created contain SMTP credentials in plain text. For security reasons, access should be restricted so that only the root user can read and write to them.

Assign rights to the owner and set the root user as the owner:

Shell


Configuring Postfix as a server relay

Edit the configuration file at /etc/postfix/main.cf:

Shell


Add and edit the following parameters:

Shell


Save the changes and restart the Postfix service:

Shell




Updated 26 Mar 2025
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