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#!/bin/bash
# This script is called after the cryfs .deb package is installed.
# It sets up the package source so the user gets automatic updates for cryfs.
# DEVELOPER WARNING: There is a lot of redundancy between this file and the install.sh script in the cryfs-web repository. Please port modifications to there!
set -e
DEBIAN_VERSIONS="jessie"
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UBUNTU_VERSIONS="precise trusty vivid wily xenial"
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DEBIAN_REPO_URL="http://apt.cryfs.org/debian"
UBUNTU_REPO_URL="http://apt.cryfs.org/ubuntu"
DISTRIBUTION=`lsb_release -s -i`
DISTRIBUTION_VERSION=`lsb_release -s -c`
containsElement () {
local e
for e in "${@:2}"; do [[ "$e" == "$1" ]] && return 0; done
return 1
}
get_repo_url () {
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if [[ "$DISTRIBUTION" == "Debian" ]] || [[ "$DISTRIBUTION" == "Devuan" ]]; then
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if ! containsElement $DISTRIBUTION_VERSION $DEBIAN_VERSIONS; then
echo Unsupported Debian Version: $DISTRIBUTION_VERSION 1>&2
exit 1
fi
echo $DEBIAN_REPO_URL
elif [[ "$DISTRIBUTION" == "Ubuntu" ]]; then
if ! containsElement $DISTRIBUTION_VERSION $UBUNTU_VERSIONS; then
echo Unsupported Ubuntu Version: $DISTRIBUTION_VERSION 1>&2
exit 1
fi
echo $UBUNTU_REPO_URL
else
echo Unsupported Operating System: $DISTRIBUTION 1>&2
exit 1
fi
}
get_apt_config () {
apt-config dump|grep "$1 "|sed -e "s/^$1\ \"\([^\"]*\)\"\;/\1/g"
}
sources_list_dir () {
root=$(get_apt_config "Dir")
etc=$(get_apt_config "Dir::Etc")
sourceparts=$(get_apt_config "Dir::Etc::sourceparts")
echo $root$etc$sourceparts
}
add_repository () {
dir=$(sources_list_dir)
repo_url=$(get_repo_url)
echo "deb $repo_url $DISTRIBUTION_VERSION main" > $dir/cryfs.list
}
install_key () {
# Key from http://www.cryfs.org/apt.key
apt-key add - > /dev/null <<KEYEND
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=l3s3
-----END PGP PUBLIC KEY BLOCK-----
KEYEND
}
case "$1" in
configure)
install_key
add_repository
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument '$1'" >&2
exit 1
;;
esac
set +e
exit 0
