321 lines
10 KiB
Bash
Executable file
321 lines
10 KiB
Bash
Executable file
#!/bin/bash
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# This is the entry point for configuring the system.
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#####################################################
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source setup/functions.sh # load our functions
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# Check system setup.
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# Are we running as root?
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if [[ $EUID -ne 0 ]]; then
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echo "This script must be run as root. Please re-run like this:"
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echo
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echo "sudo setup/start.sh"
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echo
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exit
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fi
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# Check that we are running on Ubuntu 14.04 LTS (or 14.04.xx).
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if [ "`lsb_release -d | sed 's/.*:\s*//' | sed 's/14\.04\.[0-9]/14.04/' `" != "Ubuntu 14.04 LTS" ]; then
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echo "Mail-in-a-Box only supports being installed on Ubuntu 14.04, sorry. You are running:"
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echo
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lsb_release -d | sed 's/.*:\s*//'
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echo
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echo "We can't write scripts that run on every possible setup, sorry."
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exit
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fi
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# Check that we have enough memory. Skip the check if we appear to be
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# running inside of Vagrant, because that's really just for testing.
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TOTAL_PHYSICAL_MEM=$(free -m | grep ^Mem: | sed "s/^Mem: *\([0-9]*\).*/\1/")
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if [ $TOTAL_PHYSICAL_MEM -lt 768 ]; then
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if [ ! -d /vagrant ]; then
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echo "Your Mail-in-a-Box needs more than $TOTAL_PHYSICAL_MEM MB RAM."
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echo "Please provision a machine with at least 768 MB, 1 GB recommended."
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exit
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fi
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fi
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if [ -t 0 ]; then
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# In an interactive shell...
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echo
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echo "Hello and thanks for deploying a Mail-in-a-Box!"
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echo "-----------------------------------------------"
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echo
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echo "I'm going to ask you a few questions. To change your answers later,"
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echo "later, just re-run this script."
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fi
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# Recall the last settings used if we're running this a second time.
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if [ -f /etc/mailinabox.conf ]; then
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# Run any system migrations before proceeding. Since this is a second run,
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# we assume we have Python already installed.
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echo
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setup/migrate.py --migrate
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# Okay now load the old .conf file to get existing configuration options.
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cat /etc/mailinabox.conf | sed s/^/DEFAULT_/ > /tmp/mailinabox.prev.conf
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source /tmp/mailinabox.prev.conf
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MIGRATIONID=$DEFAULT_MIGRATIONID
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else
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# What migration are we at for new installs?
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MIGRATIONID=$(setup/migrate.py --current)
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fi
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# The box needs a name.
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if [ -z "$PRIMARY_HOSTNAME" ]; then
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if [ -z "$DEFAULT_PRIMARY_HOSTNAME" ]; then
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# This is the first run. Ask the user for his email address so we can
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# provide the best default for the box's hostname.
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echo
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echo "What email address are you setting this box up to manage?"
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echo ""
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echo "The part after the @-sign must be a domain name or subdomain"
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echo "that you control. You can add other email addresses to this"
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echo "box later (including email addresses on other domain names"
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echo "or subdomains you control)."
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echo
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echo "We've guessed an email address. Backspace it and type in what"
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echo "you really want."
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echo
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read -e -i "me@`get_default_hostname`" -p "Email Address: " EMAIL_ADDR
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while ! management/mailconfig.py validate-email "$EMAIL_ADDR"
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do
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echo "That's not a valid email address."
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echo
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read -e -i "$EMAIL_ADDR" -p "Email Address: " EMAIL_ADDR
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done
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# Take the part after the @-sign as the user's domain name, and add
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# 'box.' to the beginning to create a default hostname for this machine.
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DEFAULT_PRIMARY_HOSTNAME=box.$(echo $EMAIL_ADDR | sed 's/.*@//')
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fi
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echo
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echo "This box needs a name, called a 'hostname'. The name will form a part"
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echo "of the box's web address."
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echo
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echo "We recommend that the name be a subdomain of the domain in your email"
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echo "address, so we're suggesting $DEFAULT_PRIMARY_HOSTNAME."
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echo
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echo "You can change it, but we recommend you don't."
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echo
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read -e -i "$DEFAULT_PRIMARY_HOSTNAME" -p "Hostname: " PRIMARY_HOSTNAME
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fi
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# If the machine is behind a NAT, inside a VM, etc., it may not know
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# its IP address on the public network / the Internet. Ask the Internet
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# and possibly confirm with user.
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if [ -z "$PUBLIC_IP" ]; then
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# Ask the Internet.
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GUESSED_IP=$(get_publicip_from_web_service 4)
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# On the first run, if we got an answer from the Internet then don't
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# ask the user.
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if [[ -z "$DEFAULT_PUBLIC_IP" && ! -z "$GUESSED_IP" ]]; then
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PUBLIC_IP=$GUESSED_IP
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# Otherwise on the first run at least provide a default.
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elif [[ -z "$DEFAULT_PUBLIC_IP" ]]; then
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DEFAULT_PUBLIC_IP=$(get_default_privateip 4)
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# On later runs, if the previous value matches the guessed value then
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# don't ask the user either.
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elif [ "$DEFAULT_PUBLIC_IP" == "$GUESSED_IP" ]; then
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PUBLIC_IP=$GUESSED_IP
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fi
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if [ -z "$PUBLIC_IP" ]; then
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echo
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echo "Enter the public IP address of this machine, as given to you by your ISP."
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echo
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read -e -i "$DEFAULT_PUBLIC_IP" -p "Public IP: " PUBLIC_IP
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fi
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fi
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# Same for IPv6. But it's optional. Also, if it looks like the system
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# doesn't have an IPv6, don't ask for one.
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if [ -z "$PUBLIC_IPV6" ]; then
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# Ask the Internet.
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GUESSED_IP=$(get_publicip_from_web_service 6)
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MATCHED=0
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if [[ -z "$DEFAULT_PUBLIC_IPV6" && ! -z "$GUESSED_IP" ]]; then
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PUBLIC_IPV6=$GUESSED_IP
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elif [[ "$DEFAULT_PUBLIC_IPV6" == "$GUESSED_IP" ]]; then
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# No IPv6 entered and machine seems to have none, or what
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# the user entered matches what the Internet tells us.
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PUBLIC_IPV6=$GUESSED_IP
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MATCHED=1
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elif [[ -z "$DEFAULT_PUBLIC_IPV6" ]]; then
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DEFAULT_PUBLIC_IP=$(get_default_privateip 6)
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fi
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if [[ -z "$PUBLIC_IPV6" && $MATCHED == 0 ]]; then
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echo
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echo "Optional:"
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echo "Enter the public IPv6 address of this machine, as given to you by your ISP."
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echo "Leave blank if the machine does not have an IPv6 address."
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echo
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read -e -i "$DEFAULT_PUBLIC_IPV6" -p "Public IPv6: " PUBLIC_IPV6
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fi
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fi
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# Get the IP addresses of the local network interface(s) that are connected
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# to the Internet. We need these when we want to have services bind only to
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# the public network interfaces (not loopback, not tunnel interfaces).
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if [ -z "$PRIVATE_IP" ]; then
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PRIVATE_IP=$(get_default_privateip 4)
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fi
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if [ -z "$PRIVATE_IPV6" ]; then
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PRIVATE_IPV6=$(get_default_privateip 6)
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fi
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if [[ -z "$PRIVATE_IP" && -z "$PRIVATE_IPV6" ]]; then
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echo
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echo "I could not determine the IP or IPv6 address of the network inteface"
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echo "for connecting to the Internet. Setup must stop."
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echo
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hostname -I
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route
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echo
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exit
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fi
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# We need a country code to generate a certificate signing request. However
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# if a CSR already exists then we won't be generating a new one and there's
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# no reason to ask for the country code now. $STORAGE_ROOT has not yet been
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# set so we'll check if $DEFAULT_STORAGE_ROOT and $DEFAULT_CSR_COUNTRY are
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# set (the values from the current mailinabox.conf) and if the CSR exists
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# in the expected location.
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if [ ! -z "$DEFAULT_STORAGE_ROOT" ] && [ ! -z "$DEFAULT_CSR_COUNTRY" ] && [ -f $DEFAULT_STORAGE_ROOT/ssl/ssl_cert_sign_req.csr ]; then
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CSR_COUNTRY=$DEFAULT_CSR_COUNTRY
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fi
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if [ -z "$CSR_COUNTRY" ]; then
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echo
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echo "Enter the two-letter, uppercase country code for where you"
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echo "live or where your organization is based. (This is used to"
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echo "create an SSL certificate.)"
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echo
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#if [ -z "$DEFAULT_CSR_COUNTRY" ]; then
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# # set a default on first run
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# DEFAULT_CSR_COUNTRY=...?
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#fi
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read -e -i "$DEFAULT_CSR_COUNTRY" -p "Country Code: " CSR_COUNTRY
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fi
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# Automatic configuration, e.g. as used in our Vagrant configuration.
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if [ "$PUBLIC_IP" = "auto" ]; then
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# Use a public API to get our public IP address, or fall back to local network configuration.
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PUBLIC_IP=$(get_publicip_from_web_service 4 || get_default_privateip 4)
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fi
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if [ "$PUBLIC_IPV6" = "auto" ]; then
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# Use a public API to get our public IPv6 address, or fall back to local network configuration.
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PUBLIC_IPV6=$(get_publicip_from_web_service 6 || get_default_privateip 6)
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fi
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if [ "$PRIMARY_HOSTNAME" = "auto-easy" ]; then
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# Generate a probably-unique subdomain under our justtesting.email domain.
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PRIMARY_HOSTNAME=`echo $PUBLIC_IP | sha1sum | cut -c1-5`.justtesting.email
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fi
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# Show the configuration, since the user may have not entered it manually.
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echo
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echo "Primary Hostname: $PRIMARY_HOSTNAME"
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echo "Public IP Address: $PUBLIC_IP"
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if [ ! -z "$PUBLIC_IPV6" ]; then
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echo "Public IPv6 Address: $PUBLIC_IPV6"
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fi
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if [ "$PRIVATE_IP" != "$PUBLIC_IP" ]; then
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echo "Private IP Address: $PRIVATE_IP"
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fi
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if [ "$PRIVATE_IPV6" != "$PUBLIC_IPV6" ]; then
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echo "Private IPv6 Address: $PRIVATE_IPV6"
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fi
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echo
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# Run some network checks to make sure setup on this machine makes sense.
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if [ -z "$SKIP_NETWORK_CHECKS" ]; then
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. setup/network-checks.sh
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fi
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# Create the user named "user-data" and store all persistent user
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# data (mailboxes, etc.) in that user's home directory.
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if [ -z "$STORAGE_ROOT" ]; then
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STORAGE_USER=user-data
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if [ ! -d /home/$STORAGE_USER ]; then useradd -m $STORAGE_USER; fi
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STORAGE_ROOT=/home/$STORAGE_USER
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mkdir -p $STORAGE_ROOT
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fi
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# Save the global options in /etc/mailinabox.conf so that standalone
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# tools know where to look for data.
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cat > /etc/mailinabox.conf << EOF;
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STORAGE_USER=$STORAGE_USER
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STORAGE_ROOT=$STORAGE_ROOT
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PRIMARY_HOSTNAME=$PRIMARY_HOSTNAME
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PUBLIC_IP=$PUBLIC_IP
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PUBLIC_IPV6=$PUBLIC_IPV6
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PRIVATE_IP=$PRIVATE_IP
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PRIVATE_IPV6=$PRIVATE_IPV6
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CSR_COUNTRY=$CSR_COUNTRY
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MIGRATIONID=$MIGRATIONID
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EOF
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# Start service configuration.
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. setup/system.sh
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. setup/ssl.sh
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. setup/dns.sh
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. setup/mail-postfix.sh
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. setup/mail-dovecot.sh
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. setup/mail-users.sh
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. setup/dkim.sh
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. setup/spamassassin.sh
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. setup/web.sh
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. setup/webmail.sh
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. setup/zpush.sh
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. setup/management.sh
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# Write the DNS and nginx configuration files.
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sleep 5 # wait for the daemon to start
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curl -s -d POSTDATA --user $(</var/lib/mailinabox/api.key): http://127.0.0.1:10222/dns/update
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curl -s -d POSTDATA --user $(</var/lib/mailinabox/api.key): http://127.0.0.1:10222/web/update
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# If there aren't any mail users yet, create one.
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if [ -z "`tools/mail.py user`" ]; then
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# The outut of "tools/mail.py user" is a list of mail users. If there
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# aren't any yet, it'll be empty.
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# If we didn't ask for an email address at the start, do so now.
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if [ -z "$EMAIL_ADDR" ]; then
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# In an interactive shell, ask the user for an email address.
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if [ -t 0 ]; then
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echo
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echo "Let's create your first mail user."
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read -e -i "user@$PRIMARY_HOSTNAME" -p "Email Address: " EMAIL_ADDR
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# But in a non-interactive shell, just make something up. This
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# is normally for testing.
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else
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# Use me@PRIMARY_HOSTNAME
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EMAIL_ADDR=me@$PRIMARY_HOSTNAME
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EMAIL_PW=1234
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echo
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echo "Creating a new mail account for $EMAIL_ADDR with password $EMAIL_PW."
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echo
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fi
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else
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echo
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echo "Okay. I'm about to set up $EMAIL_ADDR for you."
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fi
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# Create the user's mail account. This will ask for a password if none was given above.
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tools/mail.py user add $EMAIL_ADDR $EMAIL_PW
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# Create an alias to which we'll direct all automatically-created administrative aliases.
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tools/mail.py alias add administrator@$PRIMARY_HOSTNAME $EMAIL_ADDR
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fi
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