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computers / alt.os.linux.mageia / Re: Mageia 9 - Certificate for sending email

SubjectAuthor
* Mageia 9 - Certificate for sending emailGilberto F da Silva
`* Re: Mageia 9 - Certificate for sending emailDavid W. Hodgins
 +- Re: Mageia 9 - Certificate for sending emailGilberto F da Silva
 `- Re: Mageia 9 - Certificate for sending emailGilberto F da Silva

1
Mageia 9 - Certificate for sending email

<tv5nh9$2ne4v$1@dont-email.me>

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https://www.novabbs.com/computers/article-flat.php?id=5508&group=alt.os.linux.mageia#5508

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Path: i2pn2.org!i2pn.org!eternal-september.org!reader01.eternal-september.org!.POSTED!not-for-mail
From: gfs1...@gmx.net (Gilberto F da Silva)
Newsgroups: alt.os.linux.mageia
Subject: Mageia 9 - Certificate for sending email
Date: Sat, 18 Mar 2023 22:12:06 -0300
Organization: Hejmo
Lines: 1130
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 by: Gilberto F da Silva - Sun, 19 Mar 2023 01:12 UTC
Attachments: "0.png" (image/png)

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

MSMTP needs a certificate to be able to send emails but it is not
available in Mageia 9 repositories.

- --

Abraços

Gilberto F da Silva
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Attachments:  
Re: Mageia 9 - Certificate for sending email

<op.110938nca3w0dxdave@hodgins.homeip.net>

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https://www.novabbs.com/computers/article-flat.php?id=5509&group=alt.os.linux.mageia#5509

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Path: i2pn2.org!i2pn.org!eternal-september.org!reader01.eternal-september.org!.POSTED!not-for-mail
From: dwhodg...@nomail.afraid.org (David W. Hodgins)
Newsgroups: alt.os.linux.mageia
Subject: Re: Mageia 9 - Certificate for sending email
Date: Sat, 18 Mar 2023 23:17:58 -0400
Organization: A noiseless patient Spider
Lines: 25
Message-ID: <op.110938nca3w0dxdave@hodgins.homeip.net>
References: <tv5nh9$2ne4v$1@dont-email.me>
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 by: David W. Hodgins - Sun, 19 Mar 2023 03:17 UTC

On Sat, 18 Mar 2023 21:12:06 -0400, Gilberto F da Silva <gfs1989@gmx.net> wrote:
> MSMTP needs a certificate to be able to send emails but it is not
> available in Mageia 9 repositories.

The msmtp is provided as it comes from the author. I use postfix instead which
includes an install scriptlet in the rpm package that creates the cert.

Before installing postfix, make sure the hostname is a valid dns name, not
localhost or localhost.localdomain.

Once installed modify /etc/postfix/aliases to have your loginid in place of
root where the comment says "# CHANGE THIS LINE to an account of a HUMAN",
then start it's deamon.

You could continue using msmtp, but you'd have to create a cert and ensure
it gets started at boot. It's much easier to just use postfix instead.

If you want to create a cert, the easiest way would be (after ensuring
the $HOSTNAME is a real dns valid hostname) run
/usr/share/rpm-helper/create-ssl-certificate msmtp 1 msmtp

Starting /usr/bin/msmtpd at boot would require either writing a systemd
config file or creating/modifying an initd script.

Regards, Dave Hodgins

Re: Mageia 9 - Certificate for sending email

<tv74ic$31c3p$1@dont-email.me>

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https://www.novabbs.com/computers/article-flat.php?id=5510&group=alt.os.linux.mageia#5510

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Path: i2pn2.org!i2pn.org!eternal-september.org!reader01.eternal-september.org!.POSTED!not-for-mail
From: gfs1...@gmx.net (Gilberto F da Silva)
Newsgroups: alt.os.linux.mageia
Subject: Re: Mageia 9 - Certificate for sending email
Date: Sun, 19 Mar 2023 11:00:44 -0300
Organization: Hejmo
Lines: 50
Message-ID: <tv74ic$31c3p$1@dont-email.me>
References: <tv5nh9$2ne4v$1@dont-email.me>
<op.110938nca3w0dxdave@hodgins.homeip.net>
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 by: Gilberto F da Silva - Sun, 19 Mar 2023 14:00 UTC

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

David W. Hodgins escreveu:
> On Sat, 18 Mar 2023 21:12:06 -0400, Gilberto F da Silva
> <gfs1989@gmx.net> wrote:
>> MSMTP needs a certificate to be able to send emails but it is
>> not available in Mageia 9 repositories.
>
> The msmtp is provided as it comes from the author. I use postfix
> instead which includes an install scriptlet in the rpm package that
> creates the cert.
>
> Before installing postfix, make sure the hostname is a valid dns
> name, not localhost or localhost.localdomain.
>
> Once installed modify /etc/postfix/aliases to have your loginid in
> place of root where the comment says "# CHANGE THIS LINE to an
> account of a HUMAN", then start it's deamon.
>
> You could continue using msmtp, but you'd have to create a cert and
> ensure it gets started at boot. It's much easier to just use
> postfix instead.
>
> If you want to create a cert, the easiest way would be (after
> ensuring the $HOSTNAME is a real dns valid hostname) run
> /usr/share/rpm-helper/create-ssl-certificate msmtp 1 msmtp
>
> Starting /usr/bin/msmtpd at boot would require either writing a
> systemd config file or creating/modifying an initd script.

I don't like switching programs unless absolutely necessary. msmtp is
working fine on the other distributions that are installed. One of
them doesn't use systemd. I would certainly have a lot of difficulty
adapting this solution in this case.

- --

Abraços

Gilberto F da Silva
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Re: Mageia 9 - Certificate for sending email

<tv75ft$31ibk$1@dont-email.me>

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https://www.novabbs.com/computers/article-flat.php?id=5511&group=alt.os.linux.mageia#5511

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Path: i2pn2.org!i2pn.org!eternal-september.org!reader01.eternal-september.org!.POSTED!not-for-mail
From: gfs1...@gmx.net (Gilberto F da Silva)
Newsgroups: alt.os.linux.mageia
Subject: Re: Mageia 9 - Certificate for sending email
Date: Sun, 19 Mar 2023 11:16:24 -0300
Organization: Hejmo
Lines: 66
Message-ID: <tv75ft$31ibk$1@dont-email.me>
References: <tv5nh9$2ne4v$1@dont-email.me>
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 by: Gilberto F da Silva - Sun, 19 Mar 2023 14:16 UTC

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

David W. Hodgins escreveu:
> On Sat, 18 Mar 2023 21:12:06 -0400, Gilberto F da Silva
> <gfs1989@gmx.net> wrote:
>> MSMTP needs a certificate to be able to send emails but it is
>> not available in Mageia 9 repositories.
>
> The msmtp is provided as it comes from the author. I use postfix
> instead which includes an install scriptlet in the rpm package that
> creates the cert.
>
> Before installing postfix, make sure the hostname is a valid dns
> name, not localhost or localhost.localdomain.
>
> Once installed modify /etc/postfix/aliases to have your loginid in
> place of root where the comment says "# CHANGE THIS LINE to an
> account of a HUMAN", then start it's deamon.
>
> You could continue using msmtp, but you'd have to create a cert and
> ensure it gets started at boot. It's much easier to just use
> postfix instead.
>
> If you want to create a cert, the easiest way would be (after
> ensuring the $HOSTNAME is a real dns valid hostname) run
> /usr/share/rpm-helper/create-ssl-certificate msmtp 1 msmtp
>
> Starting /usr/bin/msmtpd at boot would require either writing a
> systemd config file or creating/modifying an initd script.

ChatGPT provided the solution. It showed me how to get the
certificates with the command:

openssl s_client -connect smtp.gmail.com:465 -showcerts

Once shown the path, I got the certificates for yahoo as well. I
copied parts from:
- -----BEGIN CERTIFICATE-----
MIIFYjCCBEqgAwIBAgIQd70NbNs2+RrqIQ/E8FjTDTANBgkqhkiG9w0BAQsFADBX ...

Until
....
d0lIKO2d1xozclOzgjXPYovJJIultzkMu34qQb9Sz/yilrbCgj8=
- -----END CERTIFICATE-----

in a file with each certificate after the other without leaving any
blank spaces between them. I renamed the file as expected by msmtp and
placed it in the path also expected by msmtp.

- --

Abraços

Gilberto F da Silva
-----BEGIN PGP SIGNATURE-----
Comment: +-----------------------------------------------------+
Comment: ! https://t.me/Gilberto_F_da_Silva !
Comment: +-----------------------------------------------------+

iF0EARECAB0WIQR6BybJIKBLy3+8xXcnG6Ba0yEbDgUCZBcZNwAKCRAnG6Ba0yEb
DijaAKDOCzW18hkitBBmtuglhoJe9ZH2HgCg0zN+NAeUbYkjyFJNTd6D/bzulmU=
=a1MW
-----END PGP SIGNATURE-----

1
server_pubkey.txt

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