minor docs

[distro-setup] / mail-setup

diff --git a/mail-setup b/mail-setup
index d6ba6f7f7b07ef24b90d6e2a16cfdb0b61c6c37d..5ad953ad3af37b540aea2e2e626a70473c1e3fb0 100755 (executable)
--- a/mail-setup
+++ b/mail-setup
@@ -27,6 +27,15 @@ Setup exim4 / postfix / dovecot
 
 The minimal assumption we have is that /etc/mailpass exists
 
+
+I've had problems with postfix on debian:
+on stretch, a startup ordering issue caused all mail to fail.
+postfix changed defaults to only use ipv6 dns, causing all my mail to fail.
+I haven't gotten around to getting a non-debian exim
+setup.
+
+
+
 -h|--help  Print help and exit.
 EOF
     exit $1
@@ -117,6 +126,7 @@ u=$SUDO_USER
 # echo "dmarc dns, name: _dmarc value: v=DMARC1; p=none; rua=mailto:mailauth-reports@$domain"
 
 # # 2017-02 spf policies:
+# # host -t txt lists.fedoraproject.org
 # # google ~all, hotmail -all, yahoo: ?all, fastmail ?all
 # # i include fastmail\'s settings, per their instructions,
 # # and follow their policy. In mail in a box, or similar instructions,
@@ -281,8 +291,9 @@ else # begin exim. has debian specific stuff for now
 
     if [[ -e /p/c/filesystem ]]; then
         # to put the hostname in the known hosts
-        ssh -o StrictHostKeyChecking=no root@li.iankelling.org :
-        /a/exe/vpn-mk-client-cert -b mail -n mail li.iankelling.org
+        :
+        #ssh -o StrictHostKeyChecking=no root@li.iankelling.org :
+        #/a/exe/vpn-mk-client-cert -b mail -n mail li.iankelling.org
     fi
 
     cat >/etc/systemd/system/mailroute.service <<EOF
@@ -306,10 +317,10 @@ EOF
 
     cat >/etc/systemd/system/offlineimapsync.timer <<'EOF'
 [Unit]
-Description=Run offlineimap-sync once every 5 mins
+Description=Run offlineimap-sync once every min
 
 [Timer]
-OnCalendar=*:0/5
+OnCalendar=*:0/1
 
 [Install]
 WantedBy=timers.target
@@ -345,6 +356,12 @@ EOF
 
     # most of these settings get translated into settings
     # in /etc/exim4/update-exim4.conf.conf
+    # how /etc/exim4/update-exim4.conf.conf translates into actual exim settings is
+    # documented in man update-exim4.conf, which outputs to the config that
+    # exim actually reads. except the man page is not perfect, for example,
+    # it doesn't document that it sets
+    # DCconfig_${dc_eximconfig_configtype}" "1"
+    # which is a line from update-exim4.conf, which is a relatively short bash script.
     # mailname setting sets /etc/mailname
 
     debconf-set-selections <<EOF
@@ -399,7 +416,7 @@ OnCalendar=daily
 WantedBy=timers.target
 EOF
     systemctl daemon-reload
-    systemctl start mailcert
+    #systemctl start mailcert
     systemctl restart mailcert.timer
     systemctl enable mailcert.timer
 
@@ -844,6 +861,28 @@ dovecot_lmtp:
         batch_max = 200
 EOF
 
+    cat >/etc/exim4/conf.d/router/190_exim4-config_fsfsmarthost <<'EOF'
+# smarthost for fsf mail
+# ian: copied from /etc/exim4/conf.d/router/200_exim4-config_primary, and added senders = and
+# replaced DCsmarthost with mail.fsf.org
+fsfsmarthost:
+  debug_print = "R: smarthost for $local_part@$domain"
+  driver = manualroute
+  domains = ! +local_domains
+  senders = *@fsf.org
+  transport = remote_smtp_smarthost
+  route_list = * mail.fsf.org byname
+  host_find_failed = ignore
+  same_domain_copy_routing = yes
+  no_more
+EOF
+
+    # https://blog.dhampir.no/content/make-exim4-on-debian-respect-forward-and-etcaliases-when-using-a-smarthost
+    # i only need .forwards, so just doing that one.
+    cd /etc/exim4/conf.d/router
+    b=userforward_higher_priority
+    # replace the router name so it is unique
+    sed -r s/^\\S+:/$b:/ 600_exim4-config_userforward >175_$b
 
     # begin setup passwd.client
     f=/etc/exim4/passwd.client
@@ -855,12 +894,9 @@ EOF
     done
     # end setup passwd.client
 
-    # https://blog.dhampir.no/content/make-exim4-on-debian-respect-forward-and-etcaliases-when-using-a-smarthost
-    # i only need .forwards, so just doing that one.
-    cd /etc/exim4/conf.d/router
-    b=userforward_higher_priority
-    # replace the router name so it is unique
-    sed -r s/^\\S+:/$b:/ 600_exim4-config_userforward >175_$b
+    # by default, only 10 days of logs are kept. increase that.
+    sed -ri 's/^(\s*rotate\s).*/\11000/' /etc/logrotate.d/exim4-base
+
     systemctl restart exim4
 
 fi  #### end if exim4