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-rwxr-xr-xscripts/system-backup101
-rwxr-xr-xscripts/system-restore134
-rw-r--r--src/main/java/org/openslx/taskmanager/tasks/BackupRestore.java58
3 files changed, 234 insertions, 59 deletions
diff --git a/scripts/system-backup b/scripts/system-backup
index 9d65cd2..52422bb 100755
--- a/scripts/system-backup
+++ b/scripts/system-backup
@@ -1,11 +1,31 @@
#!/bin/bash
+encrypt=
+destination=
+while (( $# > 0 )); do
+ case "$1" in
+ --encrypt)
+ encrypt="$2"
+ shift
+ ;;
+ --destination)
+ destination="$2"
+ shift
+ ;;
+ *)
+ echo "Unknown option, '$1'"
+ exit 1
+ ;;
+ esac
+ shift
+done
+
if [ "$(whoami)" != "root" ]; then
echo "Must be running as root!"
exit 1
fi
-DIR="/root/backup/$(date +%s)"
+DIR="/tmp/bwlp-backup-$(date +%s)"
if [ -d "$DIR" ]; then
echo "Backup already running!?"
@@ -15,48 +35,85 @@ fi
mkdir -p "$DIR"
cd "$DIR" || exit 1
-mysqldump --defaults-extra-file=/etc/mysql/debian.cnf --add-locks --add-drop-database --default-character-set=utf8 --databases openslx > openslx.sql
+trap 'rm -rf -- "$DIR"' EXIT
+
+mysqldump --defaults-extra-file=/etc/mysql/debian.cnf --add-locks --add-drop-database --default-character-set=utf8mb4 --databases openslx > openslx.sql
RET1=$?
-mysqldump --defaults-extra-file=/etc/mysql/debian.cnf --add-locks --add-drop-database --default-character-set=utf8 --databases sat > sat.sql
+mysqldump --defaults-extra-file=/etc/mysql/debian.cnf --add-locks --add-drop-database --default-character-set=utf8mb4 --databases sat > sat.sql
RET2=$?
-if [ $RET1 -ne 0 ] || [ $RET2 -ne 0 ]; then
+if (( RET1 != 0 || RET2 != 0 )); then
echo "Database dump failed with exit code $RET1/$RET2"
exit 1
fi
-FILELIST="
- /opt/openslx/configs
- /etc/lighttpd/server.pem
- /etc/lighttpd/chain.pem
- /etc/lighttpd/pub-cert.pem
-"
+FILELIST=(
+ "/opt/openslx/configs"
+ "/etc/lighttpd/server.pem"
+ "/etc/lighttpd/chain.pem"
+ "/etc/lighttpd/pub-cert.pem"
+)
-tar --ignore-failed-read -k -c -p -z -f files.tgz $FILELIST # no quotes here!
+tar --ignore-failed-read -k -c -p -z -f "files.tgz" "${FILELIST[@]}"
RET=$?
-if [ $RET -ne 0 ]; then
+if (( RET != 0 )); then
echo "WARNING: filesystem-tar exited with code $RET - backup might be incomplete!"
fi
-tar -k -c -z -f backup.tgz files.tgz openslx.sql sat.sql
+ext="tgz"
+tmpfile="/tmp/bwlp-${RANDOM}-$(date +%s)-backup.${ext}"
+tar -k -c -z -f "backup.tgz" "files.tgz" "openslx.sql" "sat.sql"
RET=$?
-if [ ! -f backup.tgz ]; then
+if ! [ -f "backup.tgz" ]; then
echo "Creating backup.tgz failed!"
exit 1
fi
-if [ $RET -ne 0 ]; then
+if (( RET != 0 )); then
echo "WARNING: final tar exited with code $RET - backup might be incomplete!"
fi
-chown www-data backup.tgz
-chmod 0600 backup.tgz
-
-FILE="/tmp/bwlp-backup-$(date +%s)-${RANDOM}.tgz"
-if ! mv backup.tgz "$FILE"; then
- echo "moving backup to $FILE failed."
+chmod 0600 "backup.tgz"
+if ! mv "backup.tgz" "$tmpfile"; then
+ echo "ERROR: Could not move backup.tgz to $tmpfile"
exit 1
fi
-rm -rf -- /root/backup/1*
+if [ -n "$encrypt" ]; then
+ if ! openssl enc -aes-256-cbc -pbkdf2 -pass "env:$encrypt" -in "${tmpfile}" -out "${tmpfile}.aes" \
+ && ! openssl enc -aes-256-cbc -pass "env:$encrypt" -in "${tmpfile}" -out "${tmpfile}.aes"; then
+ rm -f -- "$tmpfile"
+ echo "Error encrypting backup with openssl"
+ exit 1
+ fi
+ rm -f -- "$tmpfile"
+ ext="${ext}.aes"
+ tmpfile="${tmpfile}.aes"
+fi
+
+if [ -z "$destination" ]; then
+ # No destination given, as this is for download, give www-data user access to file
+ FILE="${tmpfile}"
+ chown www-data "${tmpfile}"
+else
+ FILE="${destination}.${ext}"
+ dir="${destination%/*}"
+ for usr in "" "dmsd" "dnbd3" "FAIL"; do
+ [ "$usr" = "FAIL" ] && break
+ if [ -z "$usr" ]; then
+ mkdir -p "$dir"
+ mv "$tmpfile" "$FILE" && break
+ else
+ chown "$usr:$(id -g "$usr")" "$tmpfile"
+ sudo -n -u "$usr" mkdir -p "$dir"
+ sudo -n -u "$usr" cp "$tmpfile" "$FILE" && break
+ fi
+ done
+ if [ "$usr" = "FAIL" ] || ! [ -s "$FILE" ]; then
+ echo "Moving backup to '$FILE' failed."
+ exit 1
+ fi
+fi
+
+chmod 0600 "$FILE"
echo "Location: $FILE"
exit 0
diff --git a/scripts/system-restore b/scripts/system-restore
index d65460e..0a9d02e 100755
--- a/scripts/system-restore
+++ b/scripts/system-restore
@@ -1,5 +1,7 @@
#!/bin/bash
+# $0 [--decrypt <pass>] <backup_file> [openslx] [dozmod]
+
TMDIR="/opt/taskmanager"
BACKUP="$1"
@@ -11,6 +13,8 @@ shift
RES_OPENSLX=0
RES_SAT=0
+decrypt=
+mode=
while [ $# -gt 0 ]; do
case "$1" in
openslx)
@@ -21,6 +25,17 @@ while [ $# -gt 0 ]; do
RES_SAT=1
echo "Restoring VM and lecture db"
;;
+ --decrypt)
+ decrypt="$2"
+ echo "Expecting AES encrypted archive"
+ shift
+ ;;
+ --restore)
+ mode="restore"
+ ;;
+ --test)
+ mode="test"
+ ;;
*)
echo "Error: Restore mode params must be one of openslx, dozmod (Got $1)"
exit 1
@@ -29,6 +44,41 @@ while [ $# -gt 0 ]; do
shift
done
+decryptor() {
+ if ! openssl enc -d -aes-256-cbc -pbkdf2 -pass "env:$decrypt" -in "$1" -out "$2" \
+ && ! openssl enc -d -aes-256-cbc -pass "env:$decrypt" -in "$1" -out "$2"; then
+ echo "- - - - - - - - - - - - - - - - -"
+ echo "- Could not decrypt backup"
+ echo "- Wrong password?"
+ echo "- - - - - - - - - - - - - - - - -"
+ rm -f -- "$2"
+ exit 1
+ fi
+}
+
+if [ -z "$mode" ]; then
+ echo "No mode given"
+ exit 1
+elif [ "$mode" = "test" ]; then
+ # test
+ if [ -n "$decrypt" ]; then
+ out="/tmp/bwlp-test-${RANDOM}-$$.tgz"
+ decryptor "$BACKUP" "$out"
+ echo "- Decrypted backup successfully"
+ rm -f -- "$BACKUP"
+ BACKUP="$out"
+ fi
+ num=$( tar tf "$BACKUP" | grep -c -x -F -e "files.tgz" -e "sat.sql" -e "openslx.sql" -e "db.sql" )
+ rm -f -- "$BACKUP"
+ if (( num < 2 )); then
+ echo "- - -"
+ echo "- This does not look like a .tar.gz containing a Satellite Server backup"
+ exit 1
+ fi
+ exit 0
+ # End test
+fi
+
[ "$RES_OPENSLX$RES_SAT" = "00" ] && exit 1
if [ "$(whoami)" != "root" ]; then
@@ -36,6 +86,19 @@ if [ "$(whoami)" != "root" ]; then
exit 1
fi
+slxsql() {
+ mysql --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8mb4 "$@"
+}
+
+slxsqldump() {
+ mysqldump --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8mb4 "$@"
+}
+
+cleanup_hook() {
+ rm -rf -- "$DIR"
+ rm -f -- "$BACKUP"
+}
+
DIR="/root/restore/$(date +%s)"
if [ -d "$DIR" ]; then
@@ -43,14 +106,26 @@ if [ -d "$DIR" ]; then
exit 1
fi
+trap cleanup_hook EXIT
+
mkdir -p "$DIR"
if ! cd "$DIR"; then
echo "Could not cd to $DIR"
exit 1
fi
+# Decrypt
+if [ -n "$decrypt" ]; then
+ out="${BACKUP%.aes}"
+ [ "$out" = "$BACKUP" ] && out="${BACKUP}.tgz"
+ decryptor "$BACKUP" "$out"
+ rm -f -- "$BACKUP"
+ BACKUP="$out"
+fi
+
if ! tar --ignore-failed-read -x -f "$BACKUP"; then
- echo "Could not extract $BACKUP - make sure it's a valid .tar.gz / .tgz"
+ echo "Could not extract $BACKUP - make sure it's a valid .tar.gz[.aes] / .tgz[.aes]"
+ echo "And that you provide the password in case of .aes"
exit 1
fi
@@ -63,69 +138,69 @@ else
exit 1
fi
-if [ $RES_SAT -eq 1 -a $DB_OLD -eq 0 -a ! -f sat.sql ]; then
- echo "Error: this backup does not contain the DozMod database"
+if (( RES_SAT == 1 && DB_OLD == 0 )) && ! [ -f sat.sql ]; then
+ echo "Error: this backup does not contain the dmsd database"
echo "Error: cannot restore VM/lecture information"
exit 1
fi
-if [ $RES_OPENSLX -eq 1 -a $DB_OLD -eq 0 -a ! -f openslx.sql ]; then
+if (( RES_OPENSLX == 1 && DB_OLD == 0 )) && ! [ -f openslx.sql ]; then
echo "Error: this backup does not contain the OpenSLX database"
echo "Error: cannot restore satellite configuration"
exit 1
fi
-if [ $RES_OPENSLX -eq 1 -a ! -f files.tgz ]; then
+if (( RES_OPENSLX == 1 )) && ! [ -f files.tgz ]; then
echo "Error: files.tgz not found in backup - are your sure this is a valid backup?"
exit 1
fi
echo "-- Restoring Database"
-if [ $DB_OLD -eq 1 ]; then
+if (( DB_OLD == 1 )); then
echo "--- Importing legacy database dump"
# Restoring from dozmod v1.0 db
- mysql --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8 < db.sql
+ slxsql < db.sql
RET=$?
- if [ $RES_SAT -eq 1 ]; then
+ if (( RES_SAT == 1 )); then
echo "--- Trying to convert dozmod data (this might not work too well...)"
- mysql --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8 < "${TMDIR}/data/dozmod-upgrade.sql"
+ slxsql < "${TMDIR}/data/dozmod-upgrade.sql"
else
- echo "DROP DATABASE bwLehrpool" | mysql --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8
+ echo "DROP DATABASE bwLehrpool" | slxsql
fi
else
# Restoring from v1.1+ db
RET=0
- if [ $RES_SAT -eq 1 ]; then
+ if (( RES_SAT == 1 )); then
echo "--- Importing dozmod database (vms/lectures meta data)"
- mysql --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8 < sat.sql
+ slxsql < sat.sql
RET=$?
fi
- if [ $RET -eq 0 -a $RES_OPENSLX -eq 1 ]; then
+ if (( RET == 0 && RES_OPENSLX == 1 )); then
echo "--- Importing system configuration"
# Backup and restore minilinux metadata -- doesn't make sense to import this from the backup
mtmp="$( mktemp )"
- mysqldump --defaults-extra-file=/etc/mysql/debian.cnf --add-locks --default-character-set=utf8 openslx minilinux_source minilinux_branch minilinux_version > "${mtmp}" 2> /dev/null
+ slxsqldump --add-locks openslx minilinux_source minilinux_branch minilinux_version > "${mtmp}" 2> /dev/null
mlret=$?
- mysql --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8 < openslx.sql
+ slxsql < openslx.sql
RET=$?
- if [ "$mlret" = 0 ]; then
- mysql --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8 --database=openslx -e "DROP TABLE IF EXISTS minilinux_version, minilinux_branch, minilinux_source"
- mysql --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8 --database=openslx < "${mtmp}"
+ if (( mlret == 0 )); then
+ slxsql --database=openslx -e "DROP TABLE IF EXISTS minilinux_version, minilinux_branch, minilinux_source"
+ slxsql --database=openslx < "${mtmp}"
fi
rm -f -- "$mtmp"
fi
fi
-if [ $RET -ne 0 ]; then
+if (( RET != 0 )); then
echo "Error: Restoring database contents failed with exit code $RET"
exit 1
fi
-if [ $RES_OPENSLX -eq 1 ]; then
+if (( RES_OPENSLX == 1 )); then
echo "-- Restoring system files"
# Since we came that far we'll delete some old configs (if existent)
rm -rf /opt/ldadp/{configs,pid,logs}/* /opt/openslx/configs/* /srv/openslx/www/boot/default/config.tgz 2> /dev/null
# Force triggering IP detection/setting, which should in turn regenerate ldadp configs and launch ldadp instances if applicable
- mysql --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8 -e "UPDATE openslx.property SET value = 'invalid' WHERE name = 'server-ip' LIMIT 1"
+ slxsql -e "UPDATE openslx.property SET value = 'invalid' WHERE name = 'server-ip' LIMIT 1"
tar --ignore-failed-read -x -f files.tgz -C /
RET=$?
@@ -138,23 +213,22 @@ if [ $RES_OPENSLX -eq 1 ]; then
# Try to update the db (if required)
(
- cd /srv/openslx/www/slx-admin
- ./install-all
+ cd /srv/openslx/www/slx-admin && ./install-all
)
- # config.tgz symlink -> db entry
- if [ -L /srv/openslx/www/boot/default/config.tgz ]; then
- CONFTGZ=$(readlink /srv/openslx/www/boot/default/config.tgz | sed "s/'/\\\'/g")
+ # legacy config.tgz symlink -> db entry
+ if [ -L "/srv/openslx/www/boot/default/config.tgz" ]; then
+ CONFTGZ=$( readlink /srv/openslx/www/boot/default/config.tgz | sed "s/\\\\/\\\\\\\\/g;s/'/\\\'/g" )
echo "Config.tgz links to '$CONFTGZ'"
- mysql --defaults-extra-file=/etc/mysql/debian.cnf --default-character-set=utf8 -e "INSERT IGNORE INTO openslx.configtgz_location (locationid, configid) SELECT 0, configid FROM openslx.configtgz WHERE filepath = '$CONFTGZ' LIMIT 1" \
+ slxsql -e "INSERT IGNORE INTO openslx.configtgz_location (locationid, configid) SELECT 0, configid FROM openslx.configtgz WHERE filepath = '$CONFTGZ' LIMIT 1" \
|| echo "Could not convert default config.tgz setting - do so manually"
rm -f -- /srv/openslx/www/boot/default/config.tgz
fi
sleep 0.5
for i in 1 1 1 1 1 2 2 3 4 END; do
- CB=$(sudo -u www-data -n php /srv/openslx/www/slx-admin/api.php cb)
- [ "x$CB" != "xTrue" ] && break
+ CB=$( sudo -u www-data -n php /srv/openslx/www/slx-admin/api.php cb )
+ [ "$CB" != "True" ] && break
[ "$i" = "END" ] && break
sleep $i
done
@@ -170,8 +244,6 @@ for i in /opt/openslx/restore.d/*/init.sh; do
"$i" || echo "ERROR running post-restore script $i: $?"
done
-rm -rf -- "$DIR"
-rm -f -- "$BACKUP"
echo "Success."
diff --git a/src/main/java/org/openslx/taskmanager/tasks/BackupRestore.java b/src/main/java/org/openslx/taskmanager/tasks/BackupRestore.java
index 32a5beb..7c05b91 100644
--- a/src/main/java/org/openslx/taskmanager/tasks/BackupRestore.java
+++ b/src/main/java/org/openslx/taskmanager/tasks/BackupRestore.java
@@ -1,7 +1,9 @@
package org.openslx.taskmanager.tasks;
+import java.io.File;
import java.util.ArrayList;
import java.util.List;
+import java.util.Map;
import java.util.concurrent.atomic.AtomicBoolean;
import org.openslx.satserver.util.Constants;
@@ -19,6 +21,10 @@ public class BackupRestore extends SystemCommandTask
private boolean restoreOpenslx;
@Expose
private boolean restoreDozmod;
+ @Expose
+ private String password;
+ @Expose
+ private String destination;
private Output status = new Output();
@@ -29,15 +35,15 @@ public class BackupRestore extends SystemCommandTask
{
this.setStatusObject( this.status );
if ( mode == null ) {
- status.addMessage( "Mode given." );
+ status.addMessage( "No mode given." );
return false;
}
- if ( !mode.equals( "backup" ) && !mode.equals( "restore" ) ) {
+ if ( !mode.equals( "backup" ) && !mode.equals( "restore" ) && !mode.equals( "test" ) ) {
status.addMessage( "Invalid mode: " + mode );
return false;
}
- if ( mode.equals( "restore" ) && backupFile == null ) {
- status.addMessage( "No backup file given to restore!" );
+ if ( backupFile == null && ( mode.equals( "restore" ) || mode.equals( "test" ) ) ) {
+ status.addMessage( "No backup file given to restore/test!" );
return false;
}
this.timeoutSeconds = 180;
@@ -56,8 +62,9 @@ public class BackupRestore extends SystemCommandTask
args.add( "-n" );
args.add( "-u" );
args.add( "root" );
- args.add( Constants.BASEDIR + "/scripts/system-" + mode );
if ( mode.equals( "restore" ) ) {
+ // Restore
+ args.add( Constants.BASEDIR + "/scripts/system-restore" );
if ( backupFile != null ) {
args.add( backupFile );
}
@@ -67,15 +74,54 @@ public class BackupRestore extends SystemCommandTask
if ( restoreOpenslx ) {
args.add( "openslx" );
}
+ args.add( "--restore" );
+ if ( password != null ) {
+ args.add( "--decrypt" );
+ args.add( "TM_PW_ENV_VAR" );
+ }
+ } else if ( mode.equals( "test" ) ) {
+ // Test archive encryption / archive format
+ args.add( Constants.BASEDIR + "/scripts/system-restore" );
+ args.add( backupFile );
+ args.add( "--test" );
+ if ( password != null ) {
+ args.add( "--decrypt" );
+ args.add( "TM_PW_ENV_VAR" );
+ }
+ } else {
+ // Backup
+ args.add( Constants.BASEDIR + "/scripts/system-backup" );
+ if ( password != null ) {
+ args.add( "--encrypt" );
+ args.add( "TM_PW_ENV_VAR" );
+ }
+ if ( destination != null ) {
+ args.add( "--destination" );
+ args.add( destination );
+ }
}
return args.toArray( new String[ args.size() ] );
}
@Override
+ protected void initEnvironment( Map<String, String> environment )
+ {
+ if ( password != null ) {
+ environment.put( "TM_PW_ENV_VAR", password );
+ }
+ }
+
+ @Override
protected boolean processEnded( int exitCode )
{
+ if ( backupFile != null ) {
+ try {
+ new File( backupFile ).delete();
+ } catch ( Exception e ) {
+ }
+ }
isRunning.set( false );
- return exitCode == 0 && ( mode.equals( "restore" ) || status.backupFile != null );
+ return exitCode == 0 && ( mode.equals( "test" ) || mode.equals( "restore" ) || status.backupFile != null );
}
@Override
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-11-21 14:24:41 +0100