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Add ufw defaults, configure hostname on the running system, make /etc/defaults non group writable

This commit is contained in:
Michael Kroes 2016-03-12 16:42:34 +01:00
parent 65add24e2a
commit 9e6a8fcb14
1 changed files with 22 additions and 0 deletions
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22
setup/system.sh
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@ -4,6 +4,25 @@ source setup/functions.sh # load our functions
# Basic System Configuration
# -------------------------
# ### Ensure system defaults access rights are correctly configured
# If the /etc/default directory has group write rights, the installer will
# display a lot of warnings during setup
chmod g-w /etc/default
# ### Set hostname of the box
# If the hostname is not resolvable sudo can't be used. This will result in
# errors during the install
#
# First the hostname in the configuration file, the activate the setting
# Also make sure that loopback device resolves to the hostname
echo $PRIMARY_HOSTNAME > /etc/hostname
hostname $PRIMARY_HOSTNAME
sed -i "s/127\.0\.1\.1.*/127.0.1.1\t$PRIMARY_HOSTNAME/" /etc/hosts
# ### Add Mail-in-a-Box's PPA.
# We've built several .deb packages on our own that we want to include.
@ -164,6 +183,9 @@ if [ -z "$DISABLE_FIREWALL" ]; then
# Install `ufw` which provides a simple firewall configuration.
apt_install ufw
# Make sure the system has a default policy to accept incoming connections
sed -i "s/DEFAULT_INPUT_POLICY.*/DEFAULT_INPUT_POLICY=\"ACCEPT\"/" /etc/default/ufw
# Allow incoming connections to SSH.
ufw_allow ssh;