Add error handling

src/modules/stack/install/mail/ee_mod_setup_dovecot.sh

@@ -2,34 +2,41 @@
 
 function ee_mod_setup_dovecot()
 {
-	ee_lib_echo "Configuring Dovecot, please wait..."
+	ee_lib_echo "Setting up Dovecot, please wait..."
 	# Adding mail user with GID 5000 and UID 5000
-	groupadd -g 5000 vmail
-	useradd -g vmail -u 5000 vmail -d /var/vmail -m
+	groupadd -g 5000 vmail &&	useradd -g vmail -u 5000 vmail -d /var/vmail -m \
+	|| ee_lib_error "Unable to setup vmail user/group = " $?
 
 	# Configuring dovecot.conf
-	sed -i "s/*.protocol/*.protocol\\nprotocols = imap pop3 lmtp sieve/" /etc/dovecot/dovecot.conf
+	sed -i "s/*.protocol/*.protocol\\nprotocols = imap pop3 lmtp sieve/" /etc/dovecot/dovecot.conf \
+	|| ee_lib_error "Unable to configure Dovecot protocol, exit status = " $?
 
 	# Configuring 10-mail.conf
-	sed -i "s/mail_location = mbox:~\/mail:INBOX=\/var\/mail\/%u/mail_location = maildir:\/var\/vmail\/%d\/%n/" /etc/dovecot/conf.d/10-mail.conf
+	sed -i "s/mail_location = mbox:~\/mail:INBOX=\/var\/mail\/%u/mail_location = maildir:\/var\/vmail\/%d\/%n/" /etc/dovecot/conf.d/10-mail.conf \
+	|| ee_lib_error "Unable to configure Dovecot mail_location, exit status = " $?
 	
 	# Configuring 10-auth.conf
-	sed -i "s/auth_mechanisms = plain/auth_mechanisms = plain login/" /etc/dovecot/conf.d/10-auth.conf
-	sed -i "s/\!include auth-system.conf.ext/#\!include auth-system.conf.ext/" /etc/dovecot/conf.d/10-auth.conf
-	sed -i "s/#\!include auth-sql.conf.ext/\!include auth-sql.conf.ext/" /etc/dovecot/conf.d/10-auth.conf
+	sed -i "s/auth_mechanisms = plain/auth_mechanisms = plain login/" /etc/dovecot/conf.d/10-auth.conf && \
+	sed -i "s/\!include auth-system.conf.ext/#\!include auth-system.conf.ext/" /etc/dovecot/conf.d/10-auth.conf && \
+	sed -i "s/#\!include auth-sql.conf.ext/\!include auth-sql.conf.ext/" /etc/dovecot/conf.d/10-auth.conf \
+	|| ee_lib_error "Unable to setup 10-auth.conf file, exit status = " $?
 
 	# Configuring dovecot-sql.conf.ext
-	cat /usr/share/easyengine/mail/dovecot-sql.conf.ext >> /etc/dovecot/dovecot-sql.conf.ext
+	cp -v /usr/share/easyengine/mail/dovecot-sql.conf.ext /etc/dovecot/dovecot-sql.conf.ext \
+	|| ee_lib_error "Unable to copy dovecot-sql.conf.ext, exit status = " $?
 
 	# Configuring auth-sql.conf.ext
-	sed -i "s/#userdb {/userdb {/" /etc/dovecot/conf.d/auth-sql.conf.ext
-	sed -i "s/#  driver = prefetch/  driver = prefetch\n}/" /etc/dovecot/conf.d/auth-sql.conf.ext
+	sed -i "s/#userdb {/userdb {/" /etc/dovecot/conf.d/auth-sql.conf.ext && \
+	sed -i "s/#  driver = prefetch/  driver = prefetch\n}/" /etc/dovecot/conf.d/auth-sql.conf.ext \
+	|| ee_lib_error "Unable to setup auth-sql.conf.ext, exit status = " $?
 
 
 	# Configuring 10-master.conf
-	cp -av /etc/dovecot/conf.d/10-master.conf /etc/dovecot/conf.d/10-master.conf.bak
-	cp -av /usr/share/easyengine/mail/10-master.conf /etc/dovecot/conf.d/10-master.conf
+	cp -v /etc/dovecot/conf.d/10-master.conf /etc/dovecot/conf.d/10-master.conf.bak 
+	cp -v /usr/share/easyengine/mail/10-master.conf /etc/dovecot/conf.d/10-master.conf \
+	|| ee_lib_error "Unable to setup 10-master.conf, exit status = " $?
 
 	# Change Dovecot log location
-	sed -i "s/#log_path = syslog/log_path = \/var\/log\/dovecot.log/" /etc/dovecot/conf.d/10-logging.conf
+	sed -i "s/#log_path = syslog/log_path = \/var\/log\/dovecot.log/" /etc/dovecot/conf.d/10-logging.conf \
+	|| ee_lib_error "Unable to setup Dovecot log_path, exit status = " $?
 }