X-Git-Url: https://plomlompom.com/repos/?a=blobdiff_plain;f=setup_opendkim.sh;h=ce1e3d5a4790871297064ddcb1a470c4bc4f6d5f;hb=45ad72f3c2b3037e826a285aa443d421ec7f8669;hp=cee5ce805a653cdc0dca2e2bd110506620cf1774;hpb=258962e9d3b4f113ea5ba69379c7aeca30875842;p=config

diff --git a/setup_opendkim.sh b/setup_opendkim.sh
index cee5ce8..ce1e3d5 100755
--- a/setup_opendkim.sh
+++ b/setup_opendkim.sh
@@ -1,45 +1,65 @@
 #!/bin/sh
-set -x
 set -e
 selector=$1
 file=$2
 
-if [ ! "$(id -u)" -eq "0" ]; then
-    echo "Must be run as root."
+if [ ! -n "$selector" ]; then
+    cat << EOF
+Usage: $0 SELECTOR [KEYFILE] - set up DKIM system and configuration
+
+If existing KEYFILE is given, set up DKIM to use SELECTOR and apply key from
+KEYFILE.
+
+If existing KEYFILE is not given, generate KEYFILE and DNS TXT file for
+SELECTOR.
+EOF
     exit
 fi
 
-apt-get -y install opendkim opendkim-tools
-cp ~/config/systemfiles/opendkim.conf /etc/opendkim.conf
-
-if [ -f /etc/opendkim/dkim.key ]; then
-    cp /etc/opendkim/dkim.key /etc/opendkim/dkim.key~
+if [ ! "$(id -u)" -eq "0" ]; then
+    echo "Must be run as root."
+    exit 1
 fi
 
-sed -r -i 's/^#Selector .*$/Selector '$selector'/' /etc/opendkim.conf
+set -x
+apt-get -y install opendkim
 
-mkdir -p /etc/opendkim
-if [ -n $file ] || [ ! -f $file ]; then
+if [ ! -n "$file" ]; then
+    apt-get -y install opendkim-tools
     opendkim-genkey -d plomlompom.com -s $selector
-    mv "$selector".private /etc/opendkim/dkim.key
+    apt-get -y --purge autoremove opendkim-tools
+    set +x
+    echo
+    echo 'Generated key file at '$selector'.private.'
+    echo 'Also generated '$selector'.txt, APPLY its content below to your DNS' \
+         'record.'
+    echo 'AFTER the waiting time for DNS propagation RERUN this script with' \
+          'the key file as SECOND parameter (still use selector as first one).'
+    echo
+    cat $selector.txt
 else
+    if [ ! -f "$file" ]; then
+        set +x
+        echo
+        echo "Keyfile $file does not exist."
+        exit 1
+    fi
+    cp ~/config/systemfiles/opendkim.conf /etc/opendkim.conf
+    sed -r -i 's/^#Selector .*$/Selector '$selector'/' /etc/opendkim.conf
+    mkdir -p /etc/opendkim
+    if [ -f /etc/opendkim/dkim.key ]; then
+        cp /etc/opendkim/dkim.key /etc/opendkim/dkim.key~
+    fi
     cp $file /etc/opendkim/dkim.key
-fi
-
-cp ~/config/systemfiles/main.cf /etc/postfix/main.cf
-cat >> /etc/postfix/main.cf << EOF
+    cp ~/config/systemfiles/main.cf /etc/postfix/main.cf
+    cat >> /etc/postfix/main.cf << EOF
 
 # Use opendkim at given port as mail filter.
 non_smtpd_milters = inet:localhost:12301
-smtpd_milters = inet:localhost:12301
 EOF
-service postfix restart
-service opendkim restart
-
-echo 'TAKE NOTE:'
-if [ -f $selector.txt ]; then
-    echo 'Apply the content of '$selector'.txt to your DNS record!'
-    cat $selector.txt 
-else
-    echo 'Make sure the DKIM TXT entry in your DNS record matches!'
+    service opendkim restart
+    service postfix restart
+    set +x
+    echo
+    echo 'Ensure the DKIM TXT entry in your DNS record matches!'
 fi