Msmtp: Difference between revisions

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VisualWikitext

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-[https://marlam.de/msmtp/ msmtp] is a basic email sender client. It is easy to configure but lacks some features like queuing when offline.
+[https://marlam.de/msmtp/ msmtp] is an easy to configure basic email sender client with fairly complete sendmail compatibility.
 == Installation ==
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 <syntaxhighlight lang="console">
-# sendmail john.doe@mail.com
+# echo -e "Content-Type: text/plain\r\nSubject: Test\r\n\r\nHello World" | sendmail john.doe@mail.com
-Subject: Test Send Mail
-Hello World
-control d (this key combination of control key and d will finish the email.)
 </syntaxhighlight>
-A mail with the subject ''Test Send Mail'' will be send to the recipient ''john.doe@mail.com'' including the body text ''Hello World''.
+A mail with the subject ''Test'' will be sent to the recipient ''john.doe@mail.com'' including the body text ''Hello World''. A Mime-Header is added to the mail content for better compatibility.
 == Configuration ==
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 <syntaxhighlight lang="nix">
-programs.msmtp = {
+{
-   enable = true;
+  age.secrets.msmtp = {
-   accounts = {
+    file = "${inputs.self.outPath}/secrets/msmtp.age";
-     default = {
+   };
-       auth = true;
-       tls = true;
+  # for zed enableMail, enable sendmailSetuidWrapper
-       from = "<from address here>";
+  services.mail.sendmailSetuidWrapper.enable = true;
-       host = "<hostname here>";
-       user = "<username here>";
+   programs.msmtp = {
-       passwordeval = "cat /secrets/smtp_password.txt";
+     enable = true;
+    setSendmail = true;
+    defaults = {
+       aliases = "/etc/aliases";
+       port = 587;
+       auth = "plain";
+       tls = "on";
+       tls_starttls = "on";
+    };
+    accounts = {
+       default = {
+        host = "smtp.mail.example.com";
+        passwordeval = "cat ${config.age.secrets.msmtp.path}";
+        user = "myname@example.com";
+        from = "myname@example.com";
+      };
      };
    };
-};
+}
 </syntaxhighlight>
@@ Line 58: / Line 70: @@
 === Aliases ===
-Example:
+Then, configure an alias for root account. With this alias configured, all mails sent to root, such as cron job results and failed sudo login events, will be redirected to the configured email account.
 <syntaxhighlight lang="nix">
-programs.msmtp.defaults = {
+{
-   aliases = "/etc/aliases";
+   environment.etc.aliases.text = ''
-};
+    root: admin@example.com
+  '';
-environment.etc = {
+}
-  "aliases" = {
-    text = ''
-      root: me@example.com
-    '';
-    mode = "0644";
-  };
-};
 </syntaxhighlight>