Erik wrote: > I am doing an unattended install of Debian Buster with postfix being > added using apt-install in the preseed/late_command. > > Without a postfix preseed definition in my preeseed file, I get the expected > question about what kind of mail configuration I would like. > When I select "No configuration", installation continues as expected and I > end up with a postfix installation without main.cf and without master.cf. > > But when I preseed postfix with "d-i postfix/main_mailer_type select No > configuration" > as both debconf-get-selections and > https://preseed.debian.net/debian-preseed/buster/amd64-main-full.txt > confirm I should do, I get an extra question asking me about the system mail > name. > Clearly, this question is out of place for a "No configuration" install. > And as a result I end up with a main.cf and a master.cf, which contradicts > the "No configuration". > > So something is going wrong. Apparently the preseeded selection for > configuration type is accepted, as that question is not asked, but it > is not interpreted as "No configuration".
If you don't want any configuration, you must be supplying configuration later on -- so why don't you refrain from installing postfix via the preseed, and install it later when you are ready to configure it? -dsr-