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|
#!/bin/bash
# NextCloudPi function library
#
# Copyleft 2017 by Ignacio Nunez Hernanz <nacho _a_t_ ownyourbits _d_o_t_ com>
# GPL licensed (see end of file) * Use at your own risk!
#
# More at ownyourbits.com
#
export NCPCFG=${NCPCFG:-/usr/local/etc/ncp.cfg}
export CFGDIR=/usr/local/etc/ncp-config.d
export BINDIR=/usr/local/bin/ncp
export NCDIR=/var/www/nextcloud
export TRUSTED_DOMAINS=(
[ip]=1 [dnsmasq]=2 [nc_domain]=3 [nextcloudpi-local]=5 [docker_overwrite]=6
[nextcloudpi]=7 [nextcloudpi-lan]=8 [public_ip]=11 [letsencrypt_1]=12
[letsencrypt_2]=13 [trusted_domain_1]=20 [trusted_domain_1]=21 [trusted_domain_1]=22)
command -v jq &>/dev/null || {
apt-get update
apt-get install -y --no-install-recommends jq
}
[[ -f "$NCPCFG" ]] && {
NCLATESTVER=$(jq -r .nextcloud_version < "$NCPCFG")
PHPVER=$( jq -r .php_version < "$NCPCFG")
RELEASE=$( jq -r .release < "$NCPCFG")
}
command -v ncc &>/dev/null && NCVER="$(ncc status | grep "version:" | awk '{ print $3 }')"
function configure_app()
{
local ncp_app="$1"
local cfg_file="$CFGDIR/$ncp_app.cfg"
local backtitle="NextCloudPi installer configuration"
local ret=1
# checks
type dialog &>/dev/null || { echo "please, install dialog for interactive configuration"; return 1; }
[[ -f "$cfg_file" ]] || return 0;
local cfg="$( cat "$cfg_file" )"
local len="$(jq '.params | length' <<<"$cfg")"
[[ $len -eq 0 ]] && return
# read cfg parameters
local parameters=()
for (( i = 0 ; i < len ; i++ )); do
local var="$(jq -r ".params[$i].id" <<<"$cfg")"
local val="$(jq -r ".params[$i].value" <<<"$cfg")"
local vars+=("$var")
local vals+=("$val")
local idx=$((i+1))
parameters+=("$var" "$idx" 1 "$val" "$idx" 15 60 120)
done
# dialog
local DIALOG_OK=0
local DIALOG_CANCEL=1
local DIALOG_ERROR=254
local DIALOG_ESC=255
local res=0
while test $res != 1 && test $res != 250; do
local value
value="$( dialog --ok-label "Start" \
--no-lines --backtitle "$backtitle" \
--form "Enter configuration for $ncp_app" \
20 70 0 "${parameters[@]}" \
3>&1 1>&2 2>&3 )"
res=$?
case $res in
$DIALOG_CANCEL)
break
;;
$DIALOG_OK)
while read val; do local ret_vals+=("$val"); done <<<"$value"
for (( i = 0 ; i < len ; i++ )); do
# check for invalid characters
grep -q '[\\&#;'"'"'`|*?~<>^"()[{}$&[:space:]]' <<< "${ret_vals[$i]}" && { echo "Invalid characters in field ${vars[$i]}"; return 1; }
cfg="$(jq ".params[$i].value = \"${ret_vals[$i]}\"" <<<"$cfg")"
done
ret=0
break
;;
$DIALOG_ERROR)
echo "ERROR!$value"
break
;;
$DIALOG_ESC)
echo "ESC pressed."
break
;;
*)
echo "Return code was $res"
break
;;
esac
done
echo "$cfg" > "$cfg_file"
printf '\033[2J' && tput cup 0 0 # clear screen, don't clear scroll, cursor on top
return $ret
}
function set-nc-domain()
{
local domain="${1?}"
domain="$(sed 's|http.\?://||;s|\(/.*\)||' <<<"${domain}")"
if [[ "${domain}" == "" ]] || is_an_ip "${domain}"; then
echo "warning: No domain found. Defaulting to '$(hostname)'"
domain="$(hostname)"
fi
local proto
proto="$(ncc config:system:get overwriteprotocol)" || true
[[ "${proto}" == "" ]] && proto="https"
local url="${proto}://${domain%*/}"
# trusted_domain no 3 will always contain the overwrite domain
[[ "$2" == "--no-trusted-domain" ]] || ncc config:system:set trusted_domains 3 --value="${domain%*/}"
ncc config:system:set overwrite.cli.url --value="${url}/"
if is_ncp_activated && is_app_enabled notify_push; then
ncc config:system:set trusted_proxies 11 --value="127.0.0.1"
ncc config:system:set trusted_proxies 12 --value="::1"
ncc config:system:set trusted_proxies 13 --value="${domain}"
ncc config:system:set trusted_proxies 14 --value="$(dig +short "${domain}")"
sleep 5 # this seems to be required in the VM for some reason. We get `http2 error: protocol error` after ncp-upgrade-nc
ncc notify_push:setup "${url}/push"
fi
}
function start_notify_push
{
pgrep notify_push &>/dev/null && return
if [[ -f /.docker-image ]]; then
local arch
arch="$(uname -m)"
[[ "${arch}" =~ "armv7" ]] && arch="armv7"
sudo -u www-data /var/www/nextcloud/apps/notify_push/bin/"${arch}"/notify_push --allow-self-signed /var/www/nextcloud/config/config.php &>/dev/null &
else
systemctl enable --now notify_push
fi
sleep 5 # apparently we need to make sure we wait until the database is written or something
}
function run_app()
{
local ncp_app=$1
local script="$(find "$BINDIR" -name $ncp_app.sh | head -1)"
[[ -f "$script" ]] || { echo "file $script not found"; return 1; }
run_app_unsafe "$script"
}
function find_app_param_num()
{
local script="${1?}"
local param_id="${2?}"
local ncp_app="$(basename "$script" .sh)"
local cfg_file="$CFGDIR/$ncp_app.cfg"
[[ -f "$cfg_file" ]] && {
local cfg="$( cat "$cfg_file" )"
local len="$(jq '.params | length' <<<"$cfg")"
for (( i = 0 ; i < len ; i++ )); do
local p_id="$(jq -r ".params[$i].id" <<<"$cfg")"
if [[ "${param_id}" == "${p_id}" ]]
then
echo "$i"
return 0
fi
done
}
return 1
}
find_app_param()
{
local script="${1?}"
local param_id="${2?}"
local ncp_app="$(basename "$script" .sh)"
local cfg_file="$CFGDIR/$ncp_app.cfg"
local p_num="$(find_app_param_num "$script" "$param_id")" || return 1
jq -r ".params[$p_num].value" < "$cfg_file"
}
# receives a script file, no security checks
function run_app_unsafe()
{
local script=$1
local ncp_app="$(basename "$script" .sh)"
local cfg_file="$CFGDIR/$ncp_app.cfg"
local log=/var/log/ncp.log
[[ -f "$script" ]] || { echo "file $script not found"; return 1; }
touch $log
chmod 640 $log
chown root:www-data $log
echo "Running $ncp_app"
echo "[ $ncp_app ] ($(date))" >> $log
# read script
unset configure
source "$script"
# read cfg parameters
[[ -f "$cfg_file" ]] && {
local cfg="$( cat "$cfg_file" )"
local len="$(jq '.params | length' <<<"$cfg")"
for (( i = 0 ; i < len ; i++ )); do
local var="$(jq -r ".params[$i].id" <<<"$cfg")"
local val="$(jq -r ".params[$i].value" <<<"$cfg")"
eval "$var=$val"
done
}
# run
configure 2>&1 | tee -a $log
local ret="${PIPESTATUS[0]}"
echo "" >> $log
[[ -f "$cfg_file" ]] && clear_password_fields "$cfg_file"
return "$ret"
}
function is_active_app()
{
local ncp_app=$1
local bin_dir=${2:-.}
local script="$bin_dir/$ncp_app.sh"
local cfg_file="$CFGDIR/$ncp_app.cfg"
[[ -f "$script" ]] || local script="$(find "$BINDIR" -name $ncp_app.sh | head -1)"
[[ -f "$script" ]] || { echo "file $script not found"; return 1; }
# function
unset is_active
source "$script"
[[ $( type -t is_active ) == function ]] && { is_active; return $?; }
# config
[[ -f "$cfg_file" ]] || return 1
local cfg="$( cat "$cfg_file" )"
[[ "$(jq -r ".params[0].id" <<<"$cfg")" == "ACTIVE" ]] && \
[[ "$(jq -r ".params[0].value" <<<"$cfg")" == "yes" ]] && \
return 0
}
# show an info box for a script if the INFO variable is set in the script
function info_app()
{
local ncp_app=$1
local cfg_file="$CFGDIR/$ncp_app.cfg"
local cfg="$( cat "$cfg_file" 2>/dev/null )"
local info=$( jq -r .info <<<"$cfg" )
local infotitle=$( jq -r .infotitle <<<"$cfg" )
[[ "$info" == "" ]] || [[ "$info" == "null" ]] && return 0
[[ "$infotitle" == "" ]] || [[ "$infotitle" == "null" ]] && infotitle="Info"
whiptail --yesno \
--backtitle "NextCloudPi configuration" \
--title "$infotitle" \
--yes-button "I understand" \
--no-button "Go back" \
"$info" 20 90
}
function install_app()
{
local ncp_app=$1
# $1 can be either an installed app name or an app script
if [[ -f "$ncp_app" ]]; then
local script="$ncp_app"
local ncp_app="$(basename "$script" .sh)"
else
local script="$(find "$BINDIR" -name $ncp_app.sh | head -1)"
fi
# do it
unset install
source "$script"
echo "Installing $ncp_app"
(install)
}
function cleanup_script()
{
local script=$1
unset cleanup
source "$script"
if [[ $( type -t cleanup ) == function ]]; then
cleanup
return $?
fi
return 0
}
function persistent_cfg()
{
local SRC="$1"
local DST="${2:-/data/etc/$( basename "$SRC" )}"
test -e /changelog.md && return # trick to disable in dev docker
mkdir -p "$( dirname "$DST" )"
test -e "$DST" || {
echo "Making $SRC persistent ..."
mv "$SRC" "$DST"
}
rm -rf "$SRC"
ln -s "$DST" "$SRC"
}
function is_more_recent_than()
{
local version_A="$1"
local version_B="$2"
local major_a=$( cut -d. -f1 <<<"$version_A" )
local minor_a=$( cut -d. -f2 <<<"$version_A" )
local patch_a=$( cut -d. -f3 <<<"$version_A" )
local major_b=$( cut -d. -f1 <<<"$version_B" )
local minor_b=$( cut -d. -f2 <<<"$version_B" )
local patch_b=$( cut -d. -f3 <<<"$version_B" )
# Compare version A with version B
# Return true if A is more recent than B
if [ "$major_b" -gt "$major_a" ]; then
return 1
elif [ "$major_b" -eq "$major_a" ] && [ "$minor_b" -gt "$minor_a" ]; then
return 1
elif [ "$major_b" -eq "$major_a" ] && [ "$minor_b" -eq "$minor_a" ] && [ "$patch_b" -ge "$patch_a" ]; then
return 1
fi
return 0
}
function is_app_enabled()
{
local app="$1"
ncc app:list | sed '0,/Disabled/!d' | grep -q "${app}"
}
function check_distro()
{
local cfg="${1:-$NCPCFG}"
local supported=$(jq -r .release "$cfg")
grep -q "$supported" <(lsb_release -sc) && return 0
return 1
}
function nc_version()
{
ncc status | grep "version:" | awk '{ print $3 }'
}
function is_an_ip()
{
local ip_or_domain="${1}"
grep -oPq '\d{1,3}(.\d{1,3}){3}' <<<"${ip_or_domain}"
}
function is_ncp_activated()
{
! a2query -s ncp-activation -q
}
function clear_password_fields()
{
local cfg_file="$1"
local cfg="$(cat "$cfg_file")"
local len="$(jq '.params | length' <<<"$cfg")"
for (( i = 0 ; i < len ; i++ )); do
local type="$(jq -r ".params[$i].type" <<<"$cfg")"
local val="$( jq -r ".params[$i].value" <<<"$cfg")"
[[ "$type" == "password" ]] && val=""
cfg="$(jq -r ".params[$i].value=\"$val\"" <<<"$cfg")"
done
echo "$cfg" > "$cfg_file"
}
function apt_install()
{
apt-get update --allow-releaseinfo-change
apt-get install -y --no-install-recommends -o Dpkg::Options::=--force-confdef -o Dpkg::Options::="--force-confold" "$@"
}
function notify_admin()
{
local header="$1"
local msg="$2"
local admin=$(mysql -u root nextcloud -Nse "select uid from oc_group_user where gid='admin' limit 1;")
[[ "${admin}" == "" ]] && { echo "admin user not found" >&2; return 0; }
ncc notification:generate "${admin}" "${header}" -l "${msg}" || true
}
# License
#
# This script is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This script 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this script; if not, write to the
# Free Software Foundation, Inc., 59 Temple Place, Suite 330,
# Boston, MA 02111-1307 USA
|