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lib.sh
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#!/bin/bash
# shellcheck disable=2034,2059
true
# see https://github.com/koalaman/shellcheck/wiki/Directive
## VARIABLES
# Dirs
SCRIPTS=/var/scripts
NCPATH=/var/www/nextcloud
HTML=/var/www
POOLNAME=ncdata
NCDATA=/mnt/"$POOLNAME"
SNAPDIR=/var/snap/spreedme
GPGDIR=/tmp/gpg
SHA256_DIR=/tmp/shas56
BACKUP=/mnt/NCBACKUP
RORDIR=/opt/es/
NC_APPS_PATH=$NCPATH/apps
VMLOGS=/var/log/nextcloud
# Helper function for generating random passwords
gen_passwd() {
local length=$1
local charset="$2"
local password=""
while [ ${#password} -lt "$length" ]
do
password=$(echo "$password""$(head -c 100 /dev/urandom | LC_ALL=C tr -dc "$charset")" | fold -w "$length" | head -n 1)
done
echo "$password"
}
# Ubuntu OS
DISTRO=$(lsb_release -sr)
KEYBOARD_LAYOUT=$(localectl status | grep "Layout" | awk '{print $3}')
# Hypervisor
# HYPERVISOR=$(dmesg --notime | grep -i hypervisor | cut -d ':' -f2 | head -1 | tr -d ' ') TODO
SYSVENDOR=$(cat /sys/devices/virtual/dmi/id/sys_vendor)
# Network
[ -n "$FIRST_IFACE" ] && IFACE=$(lshw -c network | grep "logical name" | awk '{print $3; exit}')
IFACE2=$(ip -o link show | awk '{print $2,$9}' | grep 'UP' | cut -d ':' -f 1)
REPO=$(grep deb-src /etc/apt/sources.list | grep http | awk '{print $3}' | head -1)
ADDRESS=$(hostname -I | cut -d ' ' -f 1)
# WANIP4=$(dig +short myip.opendns.com @resolver1.opendns.com) # as an alternative
WANIP4=$(curl -s -k -m 5 https://ipv4bot.whatismyipaddress.com)
[ -n "$LOAD_IP6" ] && WANIP6=$(curl -s -k -m 5 https://ipv6bot.whatismyipaddress.com)
INTERFACES="/etc/netplan/01-netcfg.yaml"
GATEWAY=$(ip route | grep default | awk '{print $3}')
# Internet DNS required when a check needs to be made to a server outside the home/SME
INTERNET_DNS="9.9.9.9"
# Default Quad9 DNS servers, overwritten by the systemd global DNS defined servers, if set
DNS1="9.9.9.9"
DNS2="149.112.112.112"
use_global_systemd_dns() {
if [ -f "/etc/systemd/resolved.conf" ]
then
local resolvedDns1
resolvedDns1=$(grep -m 1 -E "^DNS=.+" /etc/systemd/resolved.conf | sed s/^DNS=// | awk '{print $1}')
if [ -n "$resolvedDns1" ]
then
DNS1="$resolvedDns1"
local resolvedDns2
resolvedDns2=$(grep -m 1 -E "^DNS=.+" /etc/systemd/resolved.conf | sed s/^DNS=// | awk '{print $2}')
if [ -n "$resolvedDns2" ]
then
DNS2="$resolvedDns2"
else
DNS2=
fi
fi
fi
}
use_global_systemd_dns
# Repo
GITHUB_REPO="https://raw.githubusercontent.com/nextcloud/vm/master"
STATIC="$GITHUB_REPO/static"
LETS_ENC="$GITHUB_REPO/lets-encrypt"
APP="$GITHUB_REPO/apps"
OLD="$GITHUB_REPO/old"
ADDONS="$GITHUB_REPO/addons"
MENU="$GITHUB_REPO/menu"
DISK="$GITHUB_REPO/disk"
NETWORK="$GITHUB_REPO/network"
VAGRANT_DIR="$GITHUB_REPO/vagrant"
NCREPO="https://download.nextcloud.com/server/releases"
ISSUES="https://github.com/nextcloud/vm/issues"
# User information
NCPASS=nextcloud
NCUSER=ncadmin
UNIXUSER=$SUDO_USER
UNIXUSER_PROFILE="/home/$UNIXUSER/.bash_profile"
ROOT_PROFILE="/root/.bash_profile"
# User for Bitwarden
BITWARDEN_USER=bitwarden
BITWARDEN_HOME=/home/"$BITWARDEN_USER"
# Database
SHUF=$(shuf -i 25-29 -n 1)
PGDB_PASS=$(gen_passwd "$SHUF" "a-zA-Z0-9@#*=")
NEWPGPASS=$(gen_passwd "$SHUF" "a-zA-Z0-9@#*=")
[ -n "$NCDB" ] && NCCONFIGDB=$(grep "dbname" $NCPATH/config/config.php | awk '{print $3}' | sed "s/[',]//g")
[ -n "$NCDBPASS" ] && NCCONFIGDBPASS=$(grep "dbpassword" $NCPATH/config/config.php | awk '{print $3}' | sed "s/[',]//g")
# Path to specific files
SECURE="$SCRIPTS/setup_secure_permissions_nextcloud.sh"
# Nextcloud version
[ -n "$NC_UPDATE" ] && CURRENTVERSION=$(sudo -u www-data php $NCPATH/occ status | grep "versionstring" | awk '{print $3}')
[ -n "$NC_UPDATE" ] && NCVERSION=$(curl -s -m 900 $NCREPO/ | sed --silent 's/.*href="nextcloud-\([^"]\+\).zip.asc".*/\1/p' | sort --version-sort | tail -1)
[ -n "$NC_UPDATE" ] && STABLEVERSION="nextcloud-$NCVERSION"
[ -n "$NC_UPDATE" ] && NCMAJOR="${NCVERSION%%.*}"
[ -n "$NC_UPDATE" ] && NCBAD=$((NCMAJOR-2))
# Set the hour for automatic updates. This would be 18:00 as only the hour is configurable.
AUT_UPDATES_TIME="18"
# Keys
OpenPGP_fingerprint='28806A878AE423A28372792ED75899B9A724937A'
# Collabora Docker URL (collabora.sh
[ -n "$COLLABORA_INSTALL" ] && SUBDOMAIN=$(whiptail --title "T&M Hansson IT - Collabora" --inputbox "Collabora subdomain eg: office.yourdomain.com\n\nNOTE: This domain must be different than your Nextcloud domain. They can however be hosted on the same server, but would require seperate DNS entries." "$WT_HEIGHT" "$WT_WIDTH" 3>&1 1>&2 2>&3)
# Nextcloud Main Domain (collabora.sh)
[ -n "$COLLABORA_INSTALL" ] && NCDOMAIN=$(whiptail --title "T&M Hansson IT - Collabora" --inputbox "Nextcloud domain, make sure it looks like this: cloud\\.yourdomain\\.com" "$WT_HEIGHT" "$WT_WIDTH" cloud\\.yourdomain\\.com 3>&1 1>&2 2>&3)
# Nextcloud Main Domain (activate-tls.sh)
[ -n "$TLS_INSTALL" ] && TLSDOMAIN=$(whiptail --title "T&M Hansson IT - Let's Encrypt" --inputbox "Please enter the domain name you will use for Nextcloud.\n\nMake sure it looks like this:\nyourdomain.com, or cloud.yourdomain.com" "$WT_HEIGHT" "$WT_WIDTH" cloud.yourdomain.com 3>&1 1>&2 2>&3)
# Letsencrypt
SITES_AVAILABLE="/etc/apache2/sites-available"
LETSENCRYPTPATH="/etc/letsencrypt"
CERTFILES="$LETSENCRYPTPATH/live"
DHPARAMS_TLS="$CERTFILES/$TLSDOMAIN/dhparam.pem"
DHPARAMS_SUB="$CERTFILES/$SUBDOMAIN/dhparam.pem"
TLS_CONF="nextcloud_tls_domain_self_signed.conf"
HTTP_CONF="nextcloud_http_domain_self_signed.conf"
# Collabora App
HTTPS_CONF="$SITES_AVAILABLE/$SUBDOMAIN.conf"
HTTP2_CONF="/etc/apache2/mods-available/http2.conf"
# PHP-FPM
PHPVER=7.4
PHP_FPM_DIR=/etc/php/$PHPVER/fpm
PHP_INI=$PHP_FPM_DIR/php.ini
PHP_POOL_DIR=$PHP_FPM_DIR/pool.d
PHP_MODS_DIR=/etc/php/"$PHPVER"/mods-available
# Adminer
ADMINERDIR=/usr/share/adminer
ADMINER_CONF=/etc/apache2/conf-available/adminer.conf
# Redis
REDIS_CONF=/etc/redis/redis.conf
REDIS_SOCK=/var/run/redis/redis-server.sock
RSHUF=$(shuf -i 30-35 -n 1)
REDIS_PASS=$(gen_passwd "$SHUF" "a-zA-Z0-9@#*=")
# Extra security
SPAMHAUS=/etc/spamhaus.wl
ENVASIVE=/etc/apache2/mods-available/mod-evasive.load
APACHE2=/etc/apache2/apache2.conf
# Full text Search
[ -n "$ES_INSTALL" ] && INDEX_USER=$(gen_passwd "$SHUF" '[:lower:]')
[ -n "$ES_INSTALL" ] && ROREST=$(gen_passwd "$SHUF" "A-Za-z0-9")
[ -n "$ES_INSTALL" ] && nc_fts="ark74/nc_fts"
[ -n "$ES_INSTALL" ] && fts_es_name="fts_esror"
# Talk
[ -n "$TURN_INSTALL" ] && TURN_CONF="/etc/turnserver.conf"
[ -n "$TURN_INSTALL" ] && TURN_PORT=3478
[ -n "$TURN_INSTALL" ] && TURN_DOMAIN=$(sudo -u www-data /var/www/nextcloud/occ config:system:get overwrite.cli.url | sed 's#https://##;s#/##')
[ -n "$TURN_INSTALL" ] && SHUF=$(shuf -i 25-29 -n 1)
[ -n "$TURN_INSTALL" ] && TURN_SECRET=$(gen_passwd "$SHUF" "a-zA-Z0-9@#*=")
## FUNCTIONS
# If script is running as root?
#
# Example:
# if is_root
# then
# # do stuff
# else
# print_text_in_color "$IRed" "You are not root..."
# exit 1
# fi
#
is_root() {
if [[ "$EUID" -ne 0 ]]
then
return 1
else
return 0
fi
}
# Check if root
root_check() {
if ! is_root
then
msg_box "Sorry, you are not root. You now have two options:
1. With SUDO directly:
a) :~$ sudo bash $SCRIPTS/name-of-script.sh
2. Become ROOT and then type your command:
a) :~$ sudo -i
b) :~# bash $SCRIPTS/name-of-script.sh
In both cases above you can leave out $SCRIPTS/ if the script
is directly in your PATH.
More information can be found here: https://unix.stackexchange.com/a/3064"
exit 1
fi
}
debug_mode() {
if [ "$DEBUG" -eq 1 ]
then
set -ex
fi
}
ask_yes_or_no() {
read -r -p "$1 ([y]es or [N]o): "
case ${REPLY,,} in
y|yes)
echo "yes"
;;
*)
echo "no"
;;
esac
}
msg_box() {
local PROMPT="$1"
whiptail --title "Nextcloud VM - $(date +"%Y")" --msgbox "${PROMPT}" "$WT_HEIGHT" "$WT_WIDTH"
}
# Check if process is runnnig: is_process_running dpkg
is_process_running() {
PROCESS="$1"
while :
do
RESULT=$(pgrep "${PROCESS}")
if [ "${RESULT:-null}" = null ]; then
break
else
print_text_in_color "$ICyan" "${PROCESS} is running, waiting for it to stop..."
sleep 10
fi
done
}
# Checks if site is reachable with a HTTP 200 status
site_200() {
print_text_in_color "$ICyan" "Checking connection..."
# CURL_STATUS="$(curl -sSL -w "%{http_code}" "${1}" | tail -1)"
CURL_STATUS="$(curl -LI "${1}" -o /dev/null -w '%{http_code}\n' -s)"
if [[ "$CURL_STATUS" = "200" ]]
then
return 0
else
print_text_in_color "$IRed" "curl didn't produce a 200 status, is the site reachable?"
return 1
fi
}
# Do a DNS lookup and compare the WAN address with the A record
domain_check_200() {
print_text_in_color "$ICyan" "Doing a DNS lookup for ${1}..."
install_if_not dnsutils
# Try to resolve the domain with nslookup using $DNS as resolver
if nslookup "${1}" "$INTERNET_DNS" >/dev/null 2>&1
then
print_text_in_color "$IGreen" "DNS seems correct when checking with nslookup!"
else
print_text_in_color "$IRed" "DNS lookup failed with nslookup."
print_text_in_color "$IRed" "Please check your DNS settings! Maybe the domain isn't propagated?"
print_text_in_color "$ICyan" "Please check https://www.whatsmydns.net/#A/${1} if the IP seems correct."
nslookup "${1}" "$INTERNET_DNS"
return 1
fi
# Is the DNS record same as the external IP address of the server?
DIG="$(dig +short "${1}" @resolver1.opendns.com)"
if [[ "$DIG" = "$WANIP4" ]]
then
print_text_in_color "$IGreen" "DNS seems correct when checking with dig!"
elif [[ "$DIG" != "$WANIP4" ]]
then
msg_box "DNS lookup failed with dig. The external IP ($WANIP4) address of this server is not the same as the A-record ($DIG).
Please check your DNS settings! Maybe the domain isn't propagated?
Please check https://www.whatsmydns.net/#A/${1} if the IP seems correct."
msg_box "As you noticed your WAN IP and DNS record doesn't match. This can happen when using DDNS for example, or in some edge cases.
If you feel brave, or are sure that everything is setup correctly, then you can choose to skip this test in the next step.
You can always contact us for further support if you wish: https://shop.hanssonit.se/product/premium-support-per-30-minutes/"
if [[ "no" == $(ask_yes_or_no "Do you feel brave and want to continue?") ]]
then
exit
fi
fi
}
# A function to set the systemd-resolved default DNS servers based on the
# current Internet facing interface. This is needed for docker interfaces
# that might not use the same DNS servers otherwise.
set_systemd_resolved_dns() {
local iface="$1"
local pattern="$iface(?:.|\n)*?DNS Servers: ((?:[0-9a-f.: ]|\n)*?)\s*(?=\n\S|\n.+: |$)"
local dnss
dnss=$( systemd-resolve --status | perl -0777 -ne "if ((\$v) = (/$pattern/)) {\$v=~s/(?:\s|\n)+/ /g;print \"\$v\n\";}" )
if [ -n "$dnss" ]
then
sed -i "s/^#\?DNS=.*$/DNS=${dnss}/" /etc/systemd/resolved.conf
systemctl restart systemd-resolved &>/dev/null
sleep 1
fi
}
# A function to fetch a file with curl to a directory
# 1 = https://example.com
# 2 = name of file
# 3 = directory that the file should end up in
curl_to_dir() {
if [ ! -d "$3" ]
then
mkdir -p "$3"
fi
rm -f "$3"/"$2"
curl -sfL "$1"/"$2" -o "$3"/"$2"
}
start_if_stopped() {
if ! pgrep "$1"
then
print_text_in_color "$ICyan" "Starting $1..."
check_command systemctl start "$1".service
fi
}
# Warn user that HTTP/2 will be disabled if installing app that use Apache2 PHP instead of PHP-FPM
# E.g: http2_warn Modsecurity
http2_warn() {
msg_box "This VM has HTTP/2 enabled by default.
If you continue with installing $1, HTTP/2 will be disabled since it's not compatible with the mpm module used by $1.
This is what Apache will say in the error.log if you enable $1 anyway:
'The mpm module (prefork.c) is not supported by mod_http2.
The mpm determines how things are processed in your server.
HTTP/2 has more demands in this regard and the currently selected mpm will just not do.
This is an advisory warning. Your server will continue to work, but the HTTP/2 protocol will be inactive.'"
if [[ "no" == $(ask_yes_or_no "Do you really want to enable $1 anyway?") ]]
then
exit 1
fi
}
calculate_php_fpm() {
# Get current PHP version
check_php
# Minimum amount of max children (lower than this won't work with 2 GB RAM)
min_max_children=8
# If start servers are lower than this then it's likely that there are room for max_spare_servers
min_start_servers=20
# Maximum amount of children is only set if the min_start_servers value are met
min_max_spare_servers=35
# Calculate the sum of the current values
CURRENT_START="$(grep pm.start_servers "$PHP_POOL_DIR"/nextcloud.conf | awk '{ print $3}')"
CURRENT_MAX="$(grep pm.max_spare_servers "$PHP_POOL_DIR"/nextcloud.conf | awk '{ print $3}')"
CURRENT_MIN="$(grep pm.min_spare_servers "$PHP_POOL_DIR"/nextcloud.conf | awk '{ print $3}')"
CURRENT_SUM="$((CURRENT_START + CURRENT_MAX + CURRENT_MIN))"
# Calculate max_children depending on RAM
# Tends to be between 30-50MB per children
average_php_memory_requirement=50
available_memory=$(awk '/MemAvailable/ {printf "%d", $2/1024}' /proc/meminfo)
PHP_FPM_MAX_CHILDREN=$((available_memory/average_php_memory_requirement))
# Lowest possible value is 8
print_text_in_color "$ICyan" "Automatically configures pm.max_children for php-fpm..."
if [ $PHP_FPM_MAX_CHILDREN -lt $min_max_children ]
then
msg_box "The current max_children value available to set is $PHP_FPM_MAX_CHILDREN, and with that value PHP-FPM won't function properly.
The minimum value is 8, and the value is calculated depening on how much RAM you have left to use in the system.
The absolute minimum amount of RAM required to run the VM is 2 GB, but we recomend 4 GB.
You now have two choices:
1. Import this VM again, raise the amount of RAM with at least 1 GB, and then run this script again,
installing it in the same way as you did before.
2. Import this VM again without raising the RAM, but don't install any of the following apps:
1) Collabora
2) OnlyOffice
3) Full Text Search
This script will now exit.
The installation was not successful, sorry for the inconvenience.
If you think this is a bug, please report it to $ISSUES"
exit 1
else
check_command sed -i "s|pm.max_children.*|pm.max_children = $PHP_FPM_MAX_CHILDREN|g" "$PHP_POOL_DIR"/nextcloud.conf
print_text_in_color "$IGreen" "pm.max_children was set to $PHP_FPM_MAX_CHILDREN"
# Check if the sum of all the current values are more than $PHP_FPM_MAX_CHILDREN and only continue it is
if [ $PHP_FPM_MAX_CHILDREN -gt $CURRENT_SUM ]
then
# Set pm.max_spare_servers
if [ $PHP_FPM_MAX_CHILDREN -ge $min_max_spare_servers ]
then
if [ "$(grep pm.start_servers "$PHP_POOL_DIR"/nextcloud.conf | awk '{ print $3}')" -lt $min_start_servers ]
then
check_command sed -i "s|pm.max_spare_servers.*|pm.max_spare_servers = $((PHP_FPM_MAX_CHILDREN - 30))|g" "$PHP_POOL_DIR"/nextcloud.conf
print_text_in_color "$IGreen" "pm.max_spare_servers was set to $((PHP_FPM_MAX_CHILDREN - 30))"
fi
fi
fi
fi
# If $PHP_FPM_MAX_CHILDREN is lower than the current sum of all values, revert to default settings
if [ $PHP_FPM_MAX_CHILDREN -lt $CURRENT_SUM ]
then
check_command sed -i "s|pm.max_children.*|pm.max_children = $PHP_FPM_MAX_CHILDREN|g" "$PHP_POOL_DIR"/nextcloud.conf
check_command sed -i "s|pm.start_servers.*|pm.start_servers = 3|g" "$PHP_POOL_DIR"/nextcloud.conf
check_command sed -i "s|pm.min_spare_servers.*|pm.min_spare_servers = 2|g" "$PHP_POOL_DIR"/nextcloud.conf
check_command sed -i "s|pm.max_spare_servers.*|pm.max_spare_servers = 3|g" "$PHP_POOL_DIR"/nextcloud.conf
print_text_in_color "$ICyan" "All PHP-INI values were set back to default values as the value for pm.max_children ($PHP_FPM_MAX_CHILDREN) was lower than the sum of all the current values ($CURRENT_SUM)"
print_text_in_color "$ICyan" "Please run this again to set optimal values"
fi
restart_webserver
}
# Compatibility with older VMs
calculate_max_children() {
calculate_php_fpm
}
test_connection() {
version(){
local h t v
[[ $2 = "$1" || $2 = "$3" ]] && return 0
v=$(printf '%s\n' "$@" | sort -V)
h=$(head -n1 <<<"$v")
t=$(tail -n1 <<<"$v")
[[ $2 != "$h" && $2 != "$t" ]]
}
if ! version 18.04 "$DISTRO" 20.04.6
then
print_text_in_color "$IRed" "Your current Ubuntu version is $DISTRO but must be between 18.04 - 20.04.4 to run this script."
print_text_in_color "$ICyan" "Please contact us to get support for upgrading your server:"
print_text_in_color "$ICyan" "https://www.hanssonit.se/#contact"
print_text_in_color "$ICyan" "https://shop.hanssonit.se/"
sleep 300
fi
# Install dnsutils if not existing
if ! dpkg-query -W -f='${Status}' "dnsutils" | grep -q "ok installed"
then
apt update -q4 & spinner_loading && apt install dnsutils -y
fi
# Install net-tools if not existing
if ! dpkg-query -W -f='${Status}' "net-tools" | grep -q "ok installed"
then
apt update -q4 & spinner_loading && apt install net-tools -y
fi
# After applying Netplan settings, try a DNS lookup.
# Restart systemd-networkd if this fails and try again.
# If this second check also fails, consider this a problem.
print_text_in_color "$ICyan" "Checking connection..."
netplan apply
sleep 2
if ! nslookup github.com
then
print_text_in_color "$ICyan" "Trying to restart netplan service..."
check_command systemctl restart systemd-networkd && sleep 2
if ! nslookup github.com
then
msg_box "Network NOT OK. You must have a working network connection to run this script.
If you think that this is a bug, please report it to https://github.com/nextcloud/vm/issues."
return 1
fi
fi
print_text_in_color "$IGreen" "Online!"
return 0
}
# Check that the script can see the external IP (apache fails otherwise), used e.g. in the adminer app script.
check_external_ip() {
if [ -z "$WANIP4" ]
then
print_text_in_color "$IRed" "WANIP4 is an emtpy value, Apache will fail on reboot due to this. Please check your network and try again."
sleep 3
exit 1
fi
}
# Check if Nextcloud is installed with TLS
check_nextcloud_https() {
if ! occ_command_no_check config:system:get overwrite.cli.url | grep -q "https"
then
msg_box "Sorry, but Nextcloud needs to be run on HTTPS which doesn't seem to be the case here.
You easily activate TLS (HTTPS) by running the Let's Encrypt script.
More info here: https://bit.ly/37wRCin
To run this script again, just exectue 'sudo bash $SCRIPTS/menu.sh' and choose:
Additional Apps --> Documentserver --> $1."
exit
fi
}
restart_webserver() {
check_command systemctl restart apache2.service
if is_this_installed php"$PHPVER"-fpm
then
check_command systemctl restart php"$PHPVER"-fpm.service
fi
}
# Install certbot (Let's Encrypt)
install_certbot() {
certbot --version 2> /dev/null
LE_IS_AVAILABLE=$?
if [ $LE_IS_AVAILABLE -eq 0 ]
then
certbot --version 2> /dev/null
else
print_text_in_color "$ICyan" "Installing certbot (Let's Encrypt)..."
install_if_not snapd
snap install certbot --classic
# Update $PATH in current session (login and logout is required otherwise)
check_command hash -r
fi
}
# Generate certs and configure it automatically
# https://certbot.eff.org/docs/using.html#certbot-command-line-options
generate_cert() {
uir_hsts=""
if [ -z "$SUBDOMAIN" ]
then
uir_hsts="--uir --hsts"
fi
a2dissite 000-default.conf
systemctl reload apache2.service
default_le="--rsa-key-size 4096 --renew-by-default --no-eff-email --agree-tos $uir_hsts --server https://acme-v02.api.letsencrypt.org/directory -d $1"
#http-01
local standalone="certbot certonly --standalone --pre-hook \"systemctl stop apache2.service\" --post-hook \"systemctl start apache2.service\" $default_le"
#tls-alpn-01
local tls_alpn_01="certbot certonly --preferred-challenges tls-alpn-01 $default_le"
#dns
local dns="certbot certonly --manual --manual-public-ip-logging-ok --preferred-challenges dns $default_le"
local methods=(standalone dns)
for f in ${methods[*]}
do
print_text_in_color "${ICyan}" "Trying to generate certs and validate them with $f method."
current_method=""
eval current_method="\$$f"
if eval "$current_method"
then
return 0
elif [ "$f" != "${methods[$((${#methods[*]} - 1))]}" ]
then
print_text_in_color "${ICyan}" "It seems like no certs were generated when trying to validate them with the $f method. We will do more tries."
any_key "Press any key to continue..."
else
print_text_in_color "${ICyan}" "It seems like no certs were generated when trying to validate them with the $f method. We have tried all the methods. Please check your DNS and try again."
any_key "Press any key to continue..."
return 1;
fi
done
}
# Last message depending on with script that is being run when using the generate_cert() function
last_fail_tls() {
msg_box "All methods failed. :/
You can run the script again by executing: sudo bash $SCRIPTS/menu.sh
Please try to run it again some other time with other settings.
There are different configs you can try in Let's Encrypt's user guide:
https://letsencrypt.readthedocs.org/en/latest/index.html
Please check the guide for further information on how to enable TLS.
This script is developed on GitHub, feel free to contribute:
https://github.com/nextcloud/vm"
if [ -n "$2" ]
then
print_text_in_color "$ICyan" "The script will now do some cleanup and revert the settings."
any_key "Press any key to start the cleanup..."
# Cleanup
snap remove certbot
rm -f "$SCRIPTS"/test-new-config.sh
fi
# Restart webserver services
restart_webserver
}
# Check if port is open # check_open_port 443 domain.example.com
check_open_port() {
print_text_in_color "$ICyan" "Checking if port ${1} is open with https://www.networkappers.com/tools/open-port-checker..."
install_if_not curl
# WAN Adress
if check_command curl -s -H 'Cache-Control: no-cache' -H 'Referer: https://www.networkappers.com/tools/open-port-checker' "https://networkappers.com/api/port.php?ip=${WANIP4}&port=${1}" | grep -q "open"
then
print_text_in_color "$IGreen" "Port ${1} is open on ${WANIP4}!"
# Domain name
elif check_command curl -s -H 'Cache-Control: no-cache' -H 'Referer: https://www.networkappers.com/tools/open-port-checker' "https://www.networkappers.com/api/port.php?ip=${2}&port=${1}" | grep -q "open"
then
print_text_in_color "$IGreen" "Port ${1} is open on ${2}!"
else
msg_box "It seems like the port ${1} is closed. This could happend when your
ISP has blocked the port, or that the port isn't open.
If you are 100% sure the port ${1} is open you can now choose to
continue. There are no guarantees that it will work anyway though,
since the service depend on that the port ${1} is open and
accessible from outside your network."
if [[ "no" == $(ask_yes_or_no "Are you 100% sure the port ${1} is open?") ]]
then
msg_box "Port $1 is not open on either ${WANIP4} or ${2}.\n\nPlease follow this guide to open ports in your router or firewall:\nhttps://www.techandme.se/open-port-80-443/"
any_key "Press any key to exit..."
exit 1
fi
fi
}
check_distro_version() {
# Check Ubuntu version
if lsb_release -sc | grep -ic "bionic" &> /dev/null || lsb_release -sc | grep -ic "focal" &> /dev/null
then
OS=1
elif lsb_release -i | grep -ic "Ubuntu" &> /dev/null
then
OS=1
elif uname -a | grep -ic "bionic" &> /dev/null || uname -a | grep -ic "focal" &> /dev/null
then
OS=1
elif uname -v | grep -ic "Ubuntu" &> /dev/null
then
OS=1
fi
if [ "$OS" != 1 ]
then
msg_box "Ubuntu Server is required to run this script.
Please install that distro and try again.
You can find the download link here: https://www.ubuntu.com/download/server"
exit 1
fi
if ! version 18.04 "$DISTRO" 20.04.4; then
msg_box "Your current Ubuntu version is $DISTRO but must be between 18.04 - 20.04.4 to run this script."
msg_box "Please contact us to get support for upgrading your server:
https://www.hanssonit.se/#contact
https://shop.hanssonit.se/"
exit 1
fi
}
# Check if program is installed (stop_if_installed apache2)
stop_if_installed() {
if [ "$(dpkg-query -W -f='${Status}' "${1}" 2>/dev/null | grep -c "ok installed")" == "1" ]
then
print_text_in_color "$IRed" "${1} is installed, it must be a clean server."
exit 1
fi
}
# Check if program is installed (is_this_installed apache2)
is_this_installed() {
if dpkg-query -W -f='${Status}' "${1}" | grep -q "ok installed"
then
return 0
else
return 1
fi
}
# Install_if_not program
install_if_not() {
if ! dpkg-query -W -f='${Status}' "${1}" | grep -q "ok installed"
then
apt update -q4 & spinner_loading && apt install "${1}" -y
fi
}
# Test RAM size
# Call it like this: ram_check [amount of min RAM in GB] [for which program]
# Example: ram_check 2 Nextcloud
ram_check() {
install_if_not bc
mem_available="$(awk '/MemTotal/{print $2}' /proc/meminfo)"
mem_available_gb="$(printf '%0.2f\n' "$(echo "scale=3; $mem_available/(1024*1024)" | bc)")"
mem_required="$((${1}*(924*1024)))" # 100MiB/GiB margin and allow 90% to be able to run on physical machines
if [ "${mem_available}" -lt "${mem_required}" ]
then
print_text_in_color "$IRed" "Error: ${1} GB RAM required to install ${2}!" >&2
print_text_in_color "$IRed" "Current RAM is: ($mem_available_gb GB)" >&2
sleep 3
msg_box "** Error: insufficient memory. ${mem_available_gb}GB RAM installed, ${1}GB required.
To bypass this check, comment out (add # before the line) 'ram_check X' in the script that you are trying to run.
In nextcloud_install_production.sh you can find the check somewhere around line #98.
Please note that things may be very slow and not work as expected. YOU HAVE BEEN WARNED!"
exit 1
else
print_text_in_color "$IGreen" "RAM for ${2} OK! ($mem_available_gb GB)"
fi
}
# Test number of CPU
# Call it like this: cpu_check [amount of min CPU] [for which program]
# Example: cpu_check 2 Nextcloud
cpu_check() {
nr_cpu="$(nproc)"
if [ "${nr_cpu}" -lt "${1}" ]
then
print_text_in_color "$IRed" "Error: ${1} CPU required to install ${2}!" >&2
print_text_in_color "$IRed" "Current CPU: ($((nr_cpu)))" >&2
sleep 3
exit 1
else
print_text_in_color "$IGreen" "CPU for ${2} OK! ($((nr_cpu)))"
fi
}
check_command() {
if ! "$@";
then
print_text_in_color "$ICyan" "Sorry but something went wrong. Please report this issue to $ISSUES and include the output of the error message. Thank you!"
print_text_in_color "$IRed" "$* failed"
if occ_command_no_check -V > /dev/null
then
notify_admin_gui \
"Sorry but something went wrong. Please report this issue to $ISSUES and include the output of the error message. Thank you!" \
"$* failed"
fi
exit 1
fi
}
# Example: occ_command 'maintenance:mode --on'
occ_command() {
check_command sudo -u www-data php "$NCPATH"/occ "$@";
}
# Example: occ_command_no_check 'maintenance:mode --on'
occ_command_no_check() {
sudo -u www-data php "$NCPATH"/occ "$@";
}
network_ok() {
version(){
local h t v
[[ $2 = "$1" || $2 = "$3" ]] && return 0
v=$(printf '%s\n' "$@" | sort -V)
h=$(head -n1 <<<"$v")
t=$(tail -n1 <<<"$v")
[[ $2 != "$h" && $2 != "$t" ]]
}
if ! version 18.04 "$DISTRO" 20.04.6
then
print_text_in_color "$IRed" "Your current Ubuntu version is $DISTRO but must be between 18.04 - 20.04.4 to run this script."
print_text_in_color "$ICyan" "Please contact us to get support for upgrading your server:"
print_text_in_color "$ICyan" "https://www.hanssonit.se/#contact"
print_text_in_color "$ICyan" "https://shop.hanssonit.se/"
sleep 300
else
print_text_in_color "$ICyan" "Testing if network is OK..."
if ! netplan apply
then
systemctl restart systemd-networkd > /dev/null
fi
# Check the connention
countdown 'Waiting for network to restart...' 3
if ! site_200 github.com
then
# sleep 40 seconds so that some slow networks have time to restart
countdown 'Not online yet, waiting a bit more...' 40
site_200 github.com
fi
fi
}
# Whiptail auto-size
calc_wt_size() {
WT_HEIGHT=17
WT_WIDTH=$(tput cols)
if [ -z "$WT_WIDTH" ] || [ "$WT_WIDTH" -lt 60 ]; then
WT_WIDTH=80
fi
if [ "$WT_WIDTH" -gt 178 ]; then
WT_WIDTH=120
fi
WT_MENU_HEIGHT=$((WT_HEIGHT-7))
export WT_MENU_HEIGHT
}
# example: is_app_enabled documentserver_community
is_app_enabled() {
if occ_command app:list | sed '/Disabled/,$d' | awk '{print$2}' | tr -d ':' | sed '/^$/d' | grep -q "^$1$"
then
return 0
else
return 1
fi
}
#example: is_app_installed documentserver_community
is_app_installed() {
if [ -d "$NC_APPS_PATH/$1" ]
then
return 0
else
return 1
fi
}
install_and_enable_app() {
# Download and install $1
if ! is_app_installed "$1"
then
print_text_in_color "$ICyan" "Installing $1..."
# occ_command not possible here because it uses check_command and will exit if occ_command fails
installcmd="$(occ_command_no_check app:install "$1")"
if grep 'not compatible' <<< "$installcmd"
then
msg_box "The $1 app could not be installed.
It's probably not compatible with $(occ_command -V).
You can try to install the app manually after the script has finished,
or when a new version of the app is released with the following command:
'sudo -u www-data php ${NCPATH}/occ app:install $1'"
rm -Rf "$NCPATH/apps/$1"
else
# Enable $1
if is_app_installed "$1"
then
occ_command app:enable "$1"
chown -R www-data:www-data "$NC_APPS_PATH"
fi
fi
else
print_text_in_color "$ICyan" "It seems like $1 is installed already, trying to enable it..."
occ_command_no_check app:enable "$1"
fi
}
download_verify_nextcloud_stable() {
# Check the current Nextcloud version
while [ -z "$NCVERSION" ]
do
print_text_in_color "$ICyan" "Fetching the latest Nextcloud version..."
NCVERSION=$(curl -s -m 900 $NCREPO/ | sed --silent 's/.*href="nextcloud-\([^"]\+\).zip.asc".*/\1/p' | sort --version-sort | tail -1)
STABLEVERSION="nextcloud-$NCVERSION"
print_text_in_color "$IGreen" "$NCVERSION"
done
# Download the file
rm -f "$HTML/$STABLEVERSION.tar.bz2"
cd $HTML
print_text_in_color "$ICyan" "Downloading $STABLEVERSION..."
if network_ok
then
curl -fSLO --retry 3 "$NCREPO"/"$STABLEVERSION".tar.bz2
else
msg_box "There seems to be an issue with your network, please try again later.\nThis script will exit."
exit 1
fi
# Checksum of the downloaded file
print_text_in_color "$ICyan" "Checking SHA256 checksum..."
mkdir -p "$SHA256_DIR"
curl_to_dir "$NCREPO" "$STABLEVERSION.tar.bz2.sha256" "$SHA256_DIR"
SHA256SUM="$(tail "$SHA256_DIR"/"$STABLEVERSION".tar.bz2.sha256 | awk '{print$1}')"
if ! echo "$SHA256SUM" "$STABLEVERSION.tar.bz2" | sha256sum -c
then
msg_box "The SHA256 checksums of $STABLEVERSION.tar.bz2 didn't match, please try again."
exit 1
fi
# integrity of the downloaded file
print_text_in_color "$ICyan" "Checking GPG integrity..."
install_if_not gnupg
mkdir -p "$GPGDIR"
curl_to_dir "$NCREPO" "$STABLEVERSION.tar.bz2.asc" "$GPGDIR"
chmod -R 600 "$GPGDIR"
gpg --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys "$OpenPGP_fingerprint"
gpg --verify "$GPGDIR/$STABLEVERSION.tar.bz2.asc" "$HTML/$STABLEVERSION.tar.bz2"
rm -r "$SHA256_DIR"
rm -r "$GPGDIR"
rm -f releases
}
# call like: download_script folder_variable name_of_script
# e.g. download_script MENU additional_apps
# Use it for functions like download_static_script
download_script() {
rm -f "${SCRIPTS}/${2}.sh" "${SCRIPTS}/${2}.php" "${SCRIPTS}/${2}.py"
if ! { curl_to_dir "${!1}" "${2}.sh" "$SCRIPTS" || curl_to_dir "${!1}" "${2}.php" "$SCRIPTS" || curl_to_dir "${!1}" "${2}.py" "$SCRIPTS"; }
then
print_text_in_color "$IRed" "{$2} failed to download. Please run: 'sudo curl -sLO ${!1}/${2}.sh|.php|.py' again."
print_text_in_color "$ICyan" "If you get this error when running the nextcloud-startup-script then just re-run it with:"
print_text_in_color "$ICyan" "'sudo bash $SCRIPTS/nextcloud-startup-script.sh' and all the scripts will be downloaded again"
exit 1
fi
}
# call like: run_script folder_variable name_of_script
# e.g. run_script MENU additional_apps
# Use it for functions like run_script STATIC
run_script() {
rm -f "${SCRIPTS}/${2}.sh" "${SCRIPTS}/${2}.php" "${SCRIPTS}/${2}.py"
if download_script "${1}" "${2}"
then
if [ -f "${SCRIPTS}/${2}".sh ]
then
bash "${SCRIPTS}/${2}.sh"
rm -f "${SCRIPTS}/${2}.sh"
elif [ -f "${SCRIPTS}/${2}".php ]
then
php "${SCRIPTS}/${2}.php"
rm -f "${SCRIPTS}/${2}.php"
elif [ -f "${SCRIPTS}/${2}".py ]
then
install_if_not python3
python3 "${SCRIPTS}/${2}.py"
rm -f "${SCRIPTS}/${2}.py"
fi
else
print_text_in_color "$IRed" "Running ${2} failed"
print_text_in_color "$ICyan" "Script failed to execute. Please run: 'sudo curl -sLO ${!1}/${2}.sh|php|py' and try again."
exit 1
fi
}
# Initial download of script in ../static
# call like: download_static_script name_of_script
download_static_script() {
download_script STATIC "${1}"
}
# Initial download of script in ../lets-encrypt
# call like: download_le_script name_of_script
download_le_script() {
download_script LETS_ENC "${1}"
}
# Run any script in ../master
# call like: run_main_script name_of_script
run_main_script() {
run_script GITHUB_REPO "${1}"
}
# Run any script in ../static
# call like: run_static_script name_of_script
run_static_script() {
run_script STATIC "${1}"
}
# Run any script in ../apps
# call like: run_app_script collabora|nextant|passman|spreedme|contacts|calendar|webmin|previewgenerator
run_app_script() {
run_script APP "${1}"
}
version(){
local h t v
[[ $2 = "$1" || $2 = "$3" ]] && return 0
v=$(printf '%s\n' "$@" | sort -V)
h=$(head -n1 <<<"$v")
t=$(tail -n1 <<<"$v")
[[ $2 != "$h" && $2 != "$t" ]]
}
version_gt() {
local v1 v2 IFS=.
read -ra v1 <<< "$1"
read -ra v2 <<< "$2"
printf -v v1 %03d "${v1[@]}"
printf -v v2 %03d "${v2[@]}"
[[ $v1 > $v2 ]]
}