nginx-le.sh: don't use conf name as domain name (always use server_name)

certs/nginx-le.sh

 #!/bin/sh -x
 
-DOMAIN=$1
-shift
+# run with domain or path to conf file (preferable)
 
-[ -n "$DOMAIN" ] || exit
+INTHOST=host03.eterhost.ru
+NCONF=$1
+shift
 
-if [ -r "$DOMAIN" ] ; then
-    NCONF="$DOMAIN"
-    DOMAIN=$(basename "$DOMAIN" .conf)
+[ -n "$NCONF" ] || exit
+
+if [ -r "$NCONF" ] ; then
+    DOMAIN=""
+
+    DOMAINARG=""
+    for i in $(grep server_name $NCONF | sed -e "s|;||") ; do
+        echo "$i" | grep -q "server_name" && continue
+        echo "$i" | grep -q "$INTHOST" && continue
+        [ -n "$DOMAIN" ] || DOMAIN="$i"
+        DOMAINARG="$DOMAINARG -d $i"
+    done
+else
+    DOMAIN="$NCONF"
+    DOMAINARG="-d $DOMAIN"
+    NCONF=/etc/nginx/sites-enabled.d/$DOMAIN.conf
 fi
 
+# depends on a system
 DIR=/var/spool/nginx/tmp/client
 [ -d "$DIR" ] || DIR=/var/lib/nginx/tmp/client
 
@@ -18,9 +33,8 @@ DIR=/var/spool/nginx/tmp/client
 
 serv nginx reload || exit
 
-letsencrypt certonly --webroot -w$DIR -d $DOMAIN $@ || exit
+letsencrypt certonly --webroot -w$DIR $DOMAINARG $@ || exit
 
-[ -n "$NCONF" ] || NCONF=/etc/nginx/sites-enabled.d/$DOMAIN.conf
 KEY=/etc/letsencrypt/live/$DOMAIN/privkey.pem
 PEM=/etc/letsencrypt/live/$DOMAIN/fullchain.pem
 CHAIN=/etc/letsencrypt/live/$DOMAIN/chain.pem