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https://github.com/mail-in-a-box/mailinabox.git
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d349150dd0
# Conflicts: # .gitignore # management/auth.py # management/daemon.py # management/mail_log.py # management/mailconfig.py # management/mfa.py # management/ssl_certificates.py # management/status_checks.py # management/utils.py # management/web_update.py # setup/mail-postfix.sh # setup/migrate.py # setup/preflight.sh # setup/webmail.sh # tests/test_mail.py # tools/editconf.py
77 lines
2.6 KiB
Bash
77 lines
2.6 KiB
Bash
#!/bin/bash
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#####
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##### This file is part of Mail-in-a-Box-LDAP which is released under the
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##### terms of the GNU Affero General Public License as published by the
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##### Free Software Foundation, either version 3 of the License, or (at
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##### your option) any later version. See file LICENSE or go to
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##### https://github.com/downtownallday/mailinabox-ldap for full license
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##### details.
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#####
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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 $0"
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echo
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exit 1
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fi
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# Check that we are running on Ubuntu 22.04 LTS (or 22.04.xx).
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if [ "$( lsb_release --id --short )" != "Ubuntu" ] || [ "$( lsb_release --release --short )" != "22.04" ]; then
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echo "Mail-in-a-Box only supports being installed on Ubuntu 22.04, sorry. You are running:"
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echo
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lsb_release --description --short
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echo
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echo "We can't write scripts that run on every possible setup, sorry."
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exit 1
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fi
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# Check that we have enough memory.
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#
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# /proc/meminfo reports free memory in kibibytes. Our baseline will be 512 MB,
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# which is 500000 kibibytes.
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#
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# We will display a warning if the memory is below 768 MB which is 750000 kibibytes
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#
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# Skip the check if we appear to be running inside of Vagrant, because that's really just for testing.
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TOTAL_PHYSICAL_MEM=$(head -n 1 /proc/meminfo | awk '{print $2}')
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if [ "$TOTAL_PHYSICAL_MEM" -lt 490000 ]; then
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if [ ! -d /vagrant ]; then
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TOTAL_PHYSICAL_MEM=$(( TOTAL_PHYSICAL_MEM * 1024 / 1000 / 1000 ))
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echo "Your Mail-in-a-Box needs more memory (RAM) to function properly."
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echo "Please provision a machine with at least 512 MB, 1 GB recommended."
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echo "This machine has $TOTAL_PHYSICAL_MEM MB memory."
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exit
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fi
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fi
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if [ "$TOTAL_PHYSICAL_MEM" -lt 750000 ]; then
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echo "WARNING: Your Mail-in-a-Box has less than 768 MB of memory."
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echo " It might run unreliably when under heavy load."
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fi
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# Check that tempfs is mounted with exec
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MOUNTED_TMP_AS_NO_EXEC=$(grep "/tmp.*noexec" /proc/mounts || /bin/true)
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if [ -n "$MOUNTED_TMP_AS_NO_EXEC" ]; then
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echo "Mail-in-a-Box has to have exec rights on /tmp, please mount /tmp with exec"
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exit
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fi
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# Check that no .wgetrc exists
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if [ -e ~/.wgetrc ]; then
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echo "Mail-in-a-Box expects no overrides to wget defaults, ~/.wgetrc exists"
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exit
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fi
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# Check that we are running on x86_64 or i686 architecture, which are the only
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# ones we support / test.
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ARCHITECTURE=$(uname -m)
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if [ "$ARCHITECTURE" != "x86_64" ] && [ "$ARCHITECTURE" != "i686" ]; then
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echo
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echo "WARNING:"
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echo "Mail-in-a-Box has only been tested on x86_64 and i686 platform"
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echo "architectures. Your architecture, $ARCHITECTURE, may not work."
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echo "You are on your own."
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echo
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fi
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