Upgpkg: 1.8.9-2

Restore backups easily with the delivered bash script
Human readable naming schema for backups
Backed up directories are now relative
Group has write permission (g+ws) to SERVER_ROOT
Proper quotation of variables which might contain spaces
This commit is contained in:
Gordian Edenhofer 2016-01-23 12:45:46 +01:00
parent fc5a4e085d
commit b94e3db3db
5 changed files with 119 additions and 36 deletions

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@ -1,7 +1,9 @@
# Generated by mksrcinfo v8
# Sat Jan 23 11:45:46 UTC 2016
pkgbase = minecraft-server
pkgdesc = Minecraft server unit files, script, and jar
pkgver = 1.8.9
pkgrel = 1
pkgrel = 2
url = http://minecraft.net/
install = minecraft-server.install
arch = any
@ -26,8 +28,8 @@ pkgbase = minecraft-server
md5sums = 2cf6cdf65e0ed6aa6d452943b1e84357
md5sums = c644abdf293c2f98033a64d732a4945c
md5sums = 5ed78e366146e47f8498347e93ad5423
md5sums = d4656f27716fd78ab64344a517b07443
md5sums = 2a54c072bb414eb6a14867efabfc163a
md5sums = 8088e2b05ef4d85049dea41585a9070d
md5sums = 36962e5da95c9f8a2beb910f312f96c6
pkgname = minecraft-server

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@ -3,7 +3,7 @@
pkgname=minecraft-server
pkgver=1.8.9
pkgrel=1
pkgrel=2
pkgdesc="Minecraft server unit files, script, and jar"
arch=('any')
url="http://minecraft.net/"
@ -25,8 +25,8 @@ md5sums=('3acbaef956308c805e8e2d0a03a737e9'
'2cf6cdf65e0ed6aa6d452943b1e84357'
'c644abdf293c2f98033a64d732a4945c'
'5ed78e366146e47f8498347e93ad5423'
'd4656f27716fd78ab64344a517b07443'
'2a54c072bb414eb6a14867efabfc163a')
'8088e2b05ef4d85049dea41585a9070d'
'36962e5da95c9f8a2beb910f312f96c6')
package() {
install -Dm644 minecraftd.conf "${pkgdir}/etc/conf.d/minecraft"
@ -37,6 +37,10 @@ package() {
install -Dm644 minecraft_server.${pkgver}.jar "${pkgdir}/srv/minecraft/minecraft_server.${pkgver}.jar"
ln -s "minecraft_server.${pkgver}.jar" "${pkgdir}/srv/minecraft/minecraft_server.jar"
# Link the log files
mkdir -p "${pkgdir}/var/log/"
ln -s "/srv/minecraft/logs" "${pkgdir}/var/log/minecraft" #&>/dev/null
# Give the group write permissions and set user or group ID on execution
chmod g+ws "${pkgdir}/srv/minecraft"
}

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@ -1,7 +1,7 @@
USER="minecraft"
SERVER_ROOT="/srv/minecraft"
_update() {
post_install() {
getent group "${USER}" &>/dev/null
if [ $? -ne 0 ]; then
echo -e "\e[34;1m==>\e[39;1m Adding ${USER} system group... \e[0m"
@ -24,12 +24,13 @@ _update() {
echo -e "\e[34;1m==>\e[39;1m which is generated after the first server start. \e[0m"
}
post_install() {
_update
}
post_upgrade() {
_update
chown -R ${USER}:${USER} "${SERVER_ROOT}"
if [[ -f /etc/conf.d/minecraft.pacnew ]]; then
echo -e "\e[34;1m==>\e[39;1m NOTE: There was a new change on how backup files are handled! Please merge the new \e[0m"
echo -e "\e[34;1m==>\e[39;1m configuration file into /etc/conf.d/minecraft by e.g. pacdiff. \e[0m"
fi
}
pre_remove() {
@ -50,6 +51,6 @@ post_remove() {
fi
# Notifying the user of kept dirs
[ -d ${SERVER_ROOT} ] && chown root:root ${SERVER_ROOT} && echo -e "\e[34;1m==>\e[39;1m NOTE: Game saves in ${SERVER_ROOT} were kept on your system.\e[0m"
[ -d /etc/conf.d/minecraft ] && echo -e "\e[34;1m==>\e[39;1m NOTE: Your configuration file /etc/conf.d/minecraft was kept on your system.\e[0m"
[[ -d "${SERVER_ROOT}" ]] && chown -R root:root "${SERVER_ROOT}" && echo -e "\e[34;1m==>\e[39;1m NOTE: Game saves in ${SERVER_ROOT} were kept on your system.\e[0m"
[[ -f "/etc/conf.d/minecraft" ]] && echo -e "\e[34;1m==>\e[39;1m NOTE: Your configuration file /etc/conf.d/minecraft was kept on your system.\e[0m"
}

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@ -4,7 +4,7 @@
SERVER_ROOT="/srv/minecraft"
BACKUPPATH="/srv/minecraft/backup"
LOGPATH="/srv/minecraft/logs"
WORLDPATHS="/srv/minecraft/world" # World paths separated by spaces
WORLDPATHS="world" # World paths separated by spaces relative to SERVER_ROOT
KEEP_BACKUPS="10"
MC_USER="minecraft"
MAIN_JAR="minecraft_server.jar"

View File

@ -6,7 +6,7 @@ source /etc/conf.d/minecraft || echo "Could not source /etc/conf.d/minecraft"
SERVER_ROOT="${SERVER_ROOT:-/srv/minecraft}"
BACKUPPATH="${BACKUPPATH:-/srv/minecraft/backup}"
LOGPATH="${LOGPATH:-/srv/minecraft/logs}"
WORLDPATHS="${WORLDPATHS:-/srv/minecraft/world}"
WORLDPATHS="${WORLDPATHS:-world}"
KEEP_BACKUPS="${KEEP_BACKUPS:-10}"
MC_USER="${MC_USER:-minecraft}"
MAIN_JAR="${MAIN_JAR:-minecraft_server.jar}"
@ -26,30 +26,29 @@ fi
# Pipe any given argument to the minecraft server console
mc_command() {
sudo -u ${MC_USER} screen -S ${SESSION_NAME} -X stuff "`printf \"$*\r\"`"
sudo -u "${MC_USER}" screen -S "${SESSION_NAME}" -X stuff "`printf \"$*\r\"`"
}
# Start the server if it is not already running
server_start() {
sudo -u ${MC_USER} screen -S ${SESSION_NAME} -Q select . > /dev/null
sudo -u "${MC_USER}" screen -S "${SESSION_NAME}" -Q select . > /dev/null
if [ $? -eq 0 ]; then
echo "A screen ${SESSION_NAME} session is already running. Please close it first."
else
echo -en "Starting server... "
sudo -u ${MC_USER} screen -dmS ${SESSION_NAME} /bin/bash -c "cd ${SERVER_ROOT}; java ${JAVA_PARMS} -jar ${SERVER_ROOT}/${MAIN_JAR} nogui"
sudo -u "${MC_USER}" screen -dmS "${SESSION_NAME}" /bin/bash -c "cd '${SERVER_ROOT}'; java ${JAVA_PARMS} -jar '${SERVER_ROOT}/${MAIN_JAR}' nogui"
echo -e "\e[39;1m done\e[0m"
fi
}
# Stop the server gracefully by saving everything prior and warning the users
server_stop() {
sudo -u ${MC_USER} screen -S ${SESSION_NAME} -Q select . > /dev/null
sudo -u "${MC_USER}" screen -S "${SESSION_NAME}" -Q select . > /dev/null
if [ $? -eq 0 ]; then
mc_command save-all
mc_command say "Server is going down in 10 seconds! HURRY UP WITH WATHEVER YOU ARE DOING!" # Warning the users
echo -en "Server is going down in... "
for i in $(seq 1 10);
do
for i in $(seq 1 10); do
mc_command say "down in... $(expr 10 - $i)"
echo -n " $(expr 10 - $i)"
sleep 1
@ -63,12 +62,12 @@ server_stop() {
# Print whether the server is running and if so give some information about memory usage and threads
server_status() {
sudo -u ${MC_USER} screen -S ${SESSION_NAME} -Q select . > /dev/null
sudo -u "${MC_USER}" screen -S "${SESSION_NAME}" -Q select . > /dev/null
if [ $? -eq 0 ]; then
echo -e "Status:\e[39;1m running\e[0m"
# Calculating memory usage
for p in $(sudo -u ${MC_USER} pgrep -f ${MAIN_JAR}); do
for p in $(sudo -u "${MC_USER}" pgrep -f "${MAIN_JAR}"); do
ps -p$p -O rss | tail -n1;
done | gawk '{ count ++; sum += $2 }; END {count --; print "Number of processes =", count, "(screen, bash,", count-2, "x java)"; print "Total memory usage =", sum/1024, "MB" ;};'
else
@ -78,7 +77,7 @@ server_status() {
# Restart the complete server by shutting it down and starting it again
server_restart() {
sudo -u ${MC_USER} screen -S ${SESSION_NAME} -Q select . > /dev/null
sudo -u "${MC_USER}" screen -S "${SESSION_NAME}" -Q select . > /dev/null
if [ $? -eq 0 ]; then
server_stop
sleep 0.1
@ -90,6 +89,7 @@ server_restart() {
# Backup the directories specified in $WORLDPATHS
backup_files() {
# Check for the availability of the tar binaries
which tar &> /dev/null
if [ $? -ne 0 ]; then
echo "The tar binaries are needed for a backup."
@ -97,30 +97,101 @@ backup_files() {
fi
echo "Starting backup..."
FILE="`date +%Y%m%d%H%M%S`.tar.gz"
sudo -u ${MC_USER} mkdir -p ${BACKUPPATH}
sudo -u ${MC_USER} screen -S ${SESSION_NAME} -Q select . > /dev/null
FILE="$(date +%Y_%m_%d_%H.%M.%S).tar.gz"
sudo -u "${MC_USER}" mkdir -p "${BACKUPPATH}"
sudo -u "${MC_USER}" screen -S "${SESSION_NAME}" -Q select . > /dev/null
if [ $? -eq 0 ]; then
mc_command save-off
mc_command save-all
sync && wait
sudo -u ${MC_USER} tar -czf ${BACKUPPATH}/${FILE} --totals ${WORLDPATHS} 2>&1 | grep -v "tar: Removing leading "
sudo -u "${MC_USER}" tar -C "${SERVER_ROOT}" -czf "${BACKUPPATH}/${FILE}" --totals "${WORLDPATHS}" 2>&1 | grep -v "tar: Removing leading "
mc_command save-on
else
sudo -u ${MC_USER} tar -czf ${BACKUPPATH}/${FILE} --totals ${WORLDPATHS} 2>&1 | grep -v "tar: Removing leading "
sudo -u "${MC_USER}" tar -C "${SERVER_ROOT}" -czf "${BACKUPPATH}/${FILE}" --totals "${WORLDPATHS}" 2>&1 | grep -v "tar: Removing leading "
fi
echo -e "\e[39;1mbackup completed\e[0m\n"
echo -n "Only keeping the last ${KEEP_BACKUPS} backups and removing the other ones..."
BACKUP_COUNT=$(for f in ${BACKUPPATH}/[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]*; do echo $f; done | wc -l)
BACKUP_COUNT=$(for f in "${BACKUPPATH}"/[0-9_.]*; do echo $f; done | wc -l)
if [ $(expr ${BACKUP_COUNT} - ${KEEP_BACKUPS}) -gt 0 ]; then
sudo -u ${MC_USER} rm $(for f in ${BACKUPPATH}/[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]*; do echo $f; done | head -n$(expr ${BACKUP_COUNT} - ${KEEP_BACKUPS}))
sudo -u "${MC_USER}" rm $(for f in "${BACKUPPATH}"/[0-9_.]*; do echo $f; done | head -n$(expr ${BACKUP_COUNT} - ${KEEP_BACKUPS}))
echo -e "\e[39;1m done\e[0m ($(expr ${BACKUP_COUNT} - ${KEEP_BACKUPS}) backup(s) pruned)"
else
echo -e "\e[39;1m done\e[0m (no backups pruned)"
fi
}
# Restore backup
backup_restore() {
# Check for the availability of the tar binaries
which tar &> /dev/null
if [ $? -ne 0 ]; then
echo "The tar binaries are needed for a backup."
exit 2
fi
# Only allow the user to restore a backup if the server is down
sudo -u "${MC_USER}" screen -S "${SESSION_NAME}" -Q select . > /dev/null
if [ $? -eq 0 ]; then
echo -e "The \e[39;1mserver should be down\e[0m in order to restore the world data."
exit 3
fi
# Either let the user choose a backup or expect one as an argument
if [ $# -lt 1 ]; then
echo "Please enter the corresponding number for the backup to be restored: "
i=1
for f in "${BACKUPPATH}"/[0-9_.]*; do
echo -e " \e[39;1m$i)\e[0m\t$f"
i=$((i+1))
done
echo -en "Restore backup number: "
# Read in user input
read USER_CHOICE
# Interpeting the input
if [[ $USER_CHOICE =~ ^-?[0-9]+$ ]]; then
n=1
for f in "${BACKUPPATH}"/[0-9_.]*; do
[[ $n -eq $USER_CHOICE ]] && FILE="$f"
n=$((n+1))
done
if [[ -z $FILE ]]; then
echo -e "\e[39;1mFailed\e[0m to interpret your input. Please enter the digit of the presented options."
exit 5
fi
else
echo -e "\e[39;1mFailed\e[0m to interpret your input. Please enter a valid digit for one of the presented options."
exit 6
fi
elif [[ $# -eq 1 ]]; then
# Check for the existance of the specified file
if [ -f "$1" ]; then
FILE="$1"
else
if [ -f "${BACKUPPATH}"/"$1" ]; then
FILE="${BACKUPPATH}"/"$1"
else
echo -e "Sorry, but '$1', is \e[39;1mnot a valid file\e[0m, neither in your current directory nor in the backup folder."
exit 4
fi
fi
elif [[ $# -gt 1 ]]; then
echo -e "\e[39;1mToo many arguments.\e[0m Please pass only the filename for the world data as an argument."
echo "Or alternatively no arguments at all to chose from a list of available backups."
exit 1
fi
echo "Restoring backup..."
sudo -u "${MC_USER}" tar -xf "${FILE}" -C "${SERVER_ROOT}" 2>&1
if [[ $? -eq 0 ]]; then
echo -e "\e[39;1mRestoration completed\e[0m"
else
echo -e "\e[39;1mFailed to restore backup.\e[0m"
fi
}
# Run the given comman at the minecraft server console
server_command() {
if [ $# -lt 1 ]; then
@ -128,12 +199,12 @@ server_command() {
exit 1
fi
sudo -u ${MC_USER} screen -S ${SESSION_NAME} -Q select . > /dev/null
sudo -u "${MC_USER}" screen -S "${SESSION_NAME}" -Q select . > /dev/null
if [ $? -eq 0 ]; then
sleep 0.1s &
SLEEP_PID=$!
mc_command "$@" &
tail -f --pid=${SLEEP_PID} -n 0 ${LOGPATH}/latest.log
tail -f --pid=${SLEEP_PID} -n 0 "${LOGPATH}/latest.log"
else
echo "There is no ${SESSION_NAME} session to connect to."
fi
@ -141,9 +212,9 @@ server_command() {
# Enter the screen minecraft session
server_console() {
sudo -u ${MC_USER} screen -S ${SESSION_NAME} -Q select . > /dev/null
sudo -u "${MC_USER}" screen -S "${SESSION_NAME}" -Q select . > /dev/null
if [ $? -eq 0 ]; then
sudo -u ${MC_USER} screen -S ${SESSION_NAME} -rx
sudo -u "${MC_USER}" screen -S "${SESSION_NAME}" -rx
else
echo "There is no ${SESSION_NAME} session to connect to."
fi
@ -161,6 +232,7 @@ help() {
restart Restart the minecraft server
status Print some status information
backup Backup the world data
restore [filename] Restore the world data from a backup
command <command> Run the given comman at the minecraft server console
console Enter the server console through a screen session
@ -197,6 +269,10 @@ case "$1" in
backup_files
;;
restore)
backup_restore "${@:2}"
;;
*|-h|--help)
help
esac