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freedombonee/src/freedombone-utils-config

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#!/bin/bash
#
# .---. . .
# | | |
# |--- .--. .-. .-. .-.| .-. .--.--. |.-. .-. .--. .-.
# | | (.-' (.-' ( | ( )| | | | )( )| | (.-'
# ' ' --' --' -' - -' ' ' -' -' -' ' - --'
#
# Freedom in the Cloud
#
# Initial reading of the configuration file, typically called freedombone.cfg
#
# License
# =======
#
# Copyright (C) 2014-2016 Bob Mottram <bob@robotics.uk.to>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
configuration_variables=(FRIENDS_MIRRORS_SERVER
FRIENDS_MIRRORS_SSH_PORT
FRIENDS_MIRRORS_PASSWORD
MY_MIRRORS_PASSWORD
SYSTEM_TYPE
SSL_PROTOCOLS
SSL_CIPHERS
SSH_CIPHERS
SSH_MACS
SSH_KEX
SSH_HOST_KEY_ALGORITHMS
SSH_PASSWORDS
REFRESH_GPG_KEYS_HOURS
GPG_KEYSERVER
ENABLE_SOCIAL_KEY_MANAGEMENT
MY_USERNAME
DOMAIN_NAME
DEFAULT_DOMAIN_NAME
DEFAULT_DOMAIN_CODE
NAMESERVER1
NAMESERVER2
GET_IP_ADDRESS_URL
DDNS_PROVIDER
DDNS_USERNAME
DDNS_PASSWORD
LOCAL_NETWORK_STATIC_IP_ADDRESS
ROUTER_IP_ADDRESS
CPU_CORES
WEBSERVER_LOG_LEVEL
ROUTE_THROUGH_TOR
MY_NAME
MY_EMAIL_ADDRESS
INSTALLING_ON_BBB
SSH_PORT
INSTALLED_WITHIN_DOCKER
GPG_ENCRYPT_STORED_EMAIL
MY_GPG_PUBLIC_KEY
MY_GPG_PRIVATE_KEY
MY_GPG_PUBLIC_KEY_ID
USB_DRIVE
MAX_PHP_MEMORY
ONION_ONLY
DEFAULT_LANGUAGE
MINIMAL_INSTALL
LETSENCRYPT_SERVER
WIFI_INTERFACE
WIFI_SSID
WIFI_TYPE
WIFI_PASSPHRASE
WIFI_HOTSPOT
WIFI_NETWORKS_FILE
DEFAULT_SEARCH
SEARCH_ENGINE_PASSWORD
PROJECT_WEBSITE
PROJECT_REPO
GPGIT_REPO
GPGIT_COMMIT
NGINX_ENSITE_REPO
NGINX_ENSITE_REPO
NGINX_ENSITE_COMMIT
CLEANUP_MAILDIR_COMMIT
CLEANUP_MAILDIR_REPO
INADYN_REPO
INADYN_COMMIT
DH_KEYLENGTH
WIFI_CHANNEL
IPV6_NETWORK
HWRNG_TYPE
ENABLE_BATMAN
PUBLIC_MAILING_LIST)
function get_completion_param {
param_name="$1"
if [ ${#param_name} -gt 0 ]; then
if [ $COMPLETION_FILE ]; then
if [ -f $COMPLETION_FILE ]; then
if grep -q "${param_name}:" $COMPLETION_FILE; then
param_value=$(cat $COMPLETION_FILE | grep "${param_name}:" | head -n 1 | awk -F ':' '{print $2}')
echo "$param_value"
return
fi
fi
fi
fi
echo ""
}
function set_completion_param {
param_name="$1"
param_value="$2"
if [ ! $COMPLETION_FILE ]; then
COMPLETION_FILE=$HOME/${PROJECT_NAME}-completed.txt
fi
if [ ${#COMPLETION_FILE} -eq 0 ]; then
COMPLETION_FILE=$HOME/${PROJECT_NAME}-completed.txt
fi
if [ ${#param_name} -gt 0 ]; then
if [ ${#param_value} -gt 0 ]; then
if [ -f $COMPLETION_FILE ]; then
if grep -q "${param_name}:" $COMPLETION_FILE; then
sed -i "s|${param_name}:.*|${param_name}:${param_value}|g" $COMPLETION_FILE
else
echo "${param_name}:${param_value}" >> $COMPLETION_FILE
fi
else
echo "${param_name}:${param_value}" > $COMPLETION_FILE
fi
fi
fi
}
function mark_completed {
param_name="$1"
if [ ! $COMPLETION_FILE ]; then
COMPLETION_FILE=$HOME/${PROJECT_NAME}-completed.txt
fi
if [ ${#COMPLETION_FILE} -eq 0 ]; then
COMPLETION_FILE=$HOME/${PROJECT_NAME}-completed.txt
fi
if [ ${#param_name} -gt 0 ]; then
if [ -f $COMPLETION_FILE ]; then
if ! grep -Fxq "${param_name}" $COMPLETION_FILE; then
echo "${param_name}" >> $COMPLETION_FILE
fi
else
echo "${param_name}" > $COMPLETION_FILE
fi
fi
}
function is_completed {
param_name="$1"
if [ ! $COMPLETION_FILE ]; then
COMPLETION_FILE=$HOME/${PROJECT_NAME}-completed.txt
fi
if [ ${#COMPLETION_FILE} -eq 0 ]; then
COMPLETION_FILE=$HOME/${PROJECT_NAME}-completed.txt
fi
if [ ${#param_name} -gt 0 ]; then
if [ -f $COMPLETION_FILE ]; then
if grep -Fxq "${param_name}" $COMPLETION_FILE; then
echo "1"
return
fi
fi
fi
echo "0"
}
function read_config_param {
param_name="$1"
if [ ${#param_name} -gt 0 ]; then
if [ $CONFIGURATION_FILE ]; then
if [ -f $CONFIGURATION_FILE ]; then
if grep -q "${param_name}=" $CONFIGURATION_FILE; then
param_value=$(cat $CONFIGURATION_FILE | grep "${param_name}=" | head -n 1 | awk -F '=' '{print $2}')
if [[ "${param_value}" != *" "* ]]; then
export ${param_name}=${param_value}
else
export ${param_name}="${param_value}"
fi
fi
fi
fi
fi
}
function write_config_param {
param_name="$1"
param_value="$2"
if [ ! $CONFIGURATION_FILE ]; then
CONFIGURATION_FILE=$HOME/${PROJECT_NAME}.cfg
fi
if [ ${#CONFIGURATION_FILE} -eq 0 ]; then
CONFIGURATION_FILE=$HOME/${PROJECT_NAME}.cfg
fi
if [ ${#param_name} -gt 0 ]; then
if [ ${#param_value} -gt 0 ]; then
if [ -f $CONFIGURATION_FILE ]; then
if grep -q "${param_name}=" $CONFIGURATION_FILE; then
sed -i "s|${param_name}=.*|${param_name}=${param_value}|g" $CONFIGURATION_FILE
else
echo "${param_name}=${param_value}" >> $CONFIGURATION_FILE
fi
else
echo "${param_name}=${param_value}" > $CONFIGURATION_FILE
fi
fi
fi
}
function save_configuration_values {
for v in "${configuration_variables[@]}"
do
write_config_param "$v" "${!v}"
done
}
function read_configuration_values {
# if not installing on a Beaglebone then use sdb as the USB drive by default
if [ ! $INSTALLING_ON_BBB ]; then
if [[ $USB_DRIVE == /dev/sda1 ]]; then
USB_DRIVE=/dev/sdb1
fi
fi
if [ -f $CONFIGURATION_FILE ]; then
read_repo_servers
# Ensure that a copy of the config exists for upgrade purposes
if [[ $CONFIGURATION_FILE != "/root/${PROJECT_NAME}.cfg" ]]; then
cp $CONFIGURATION_FILE /root/${PROJECT_NAME}.cfg
fi
for v in "${configuration_variables[@]}"
do
read_config_param "$v"
done
if grep -q "DEBIAN_REPO" $CONFIGURATION_FILE; then
read_config_param "DEBIAN_REPO"
CHECK_MESSAGE=$"Check your internet connection, /etc/network/interfaces and /etc/resolv.conf, then delete $COMPLETION_FILE, run 'rm -fR /var/lib/apt/lists/* && apt-get update --fix-missing' and run this script again. If hash sum mismatches persist then try setting $DEBIAN_REPO to a different mirror and also change /etc/apt/sources.list."
fi
fi
}
function read_configuration {
if [[ $INSTALLING_FROM_CONFIGURATION_FILE == "yes" ]]; then
if [ ! -f $CONFIGURATION_FILE ]; then
echo $"The configuration file $CONFIGURATION_FILE was not found"
exit 8935
fi
fi
read_configuration_values
}
function check_system_type {
if [ ${#SYSTEM_TYPE} -eq 0 ]; then
echo $'Unknown system type'
exit 763572
fi
echo "System type: $SYSTEM_TYPE"
}
# check that domain names are valid and that they are unique for each app
function check_domains {
specified_domains=$(cat $CONFIGURATION_FILE | grep "_DOMAIN_NAME" | uniq)
domains_array=($specified_domains)
checked_domains=()
for d in "${domains_array[@]}"
do
domain_param=$(echo "$d" | awk -F '=' '{print $1}')
if [[ $domain_param != "DEFAULT_DOMAIN_NAME" ]]; then
domain_value=$(echo "$d" | awk -F '=' '{print $2}')
item_in_array "${domain_value}" "${checked_domains[@]}"
if [[ $? != 0 ]]; then
# test that this is a valid domain name
function_check test_domain_name
test_domain_name "$domain_value"
# add it to the list of domains
checked_domains+=("$domain_value")
else
echo $"Domain ${domain_value} collides with another app. The domain for each app should be unique."
exit 673925
fi
fi
done
}
# NOTE: deliberately no exit 0
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