updates

.github/linters/.groovylintrc.json

@@ -0,0 +1,53 @@
+{
+  "extends": "recommended",
+  "rules": {
+    "comments.ClassJavadoc": "off",
+    "formatting.Indentation": {
+      "spacesPerIndentLevel": 4,
+      "severity": "info"
+    },
+    "braces.ElseBlockBraces": {
+      "enabled": false
+    },
+    "braces.ForStatementBraces": {
+      "enabled": false
+    },
+    "braces.IfStatementBraces": {
+      "enabled": false
+    },
+    "braces.WhileStatementBraces": {
+      "enabled": false
+    },
+    "unused.UnusedVariable": {
+      "ignoreVariableNames": "__"
+    },
+    "size.NestedBlockDepth": {
+      "maxNestedBlockDepth": 10
+    },
+    "size.ParameterCount": {
+      "enabled": false
+    },
+    "naming.VariableName": {
+      "enabled": false
+    },
+    "ConsecutiveBlankLines": {
+      "enabled": false
+    },
+    "CatchException": {
+      "enabled": false
+    },
+    "convention.CompileStatic": {
+      "enabled": false
+    },
+    "BlockStartsWithBlankLine": {
+      "enabled": false
+    },
+    "BlockEndsWithBlankLine": {
+      "enabled": false
+    },
+    "DuplicateStringLiteral": {
+      "enabled": false
+    },
+    "UnnecessaryReturnKeyword": "error"
+  }
+}

README.md

@@ -7,14 +7,13 @@
 A tiny infrastructure-ready tools for backup, restore and maintenance your data.
 
 - [**backup_btrfs_filesystem_using_snapshots**](backup/backup_btrfs_using_snapshot/README.md) - example how to backups
-btrfs filesystems using snapshots. 
+btrfs filesystems using snapshots.
 - [**backup_lxc_and_filesystem_path**](backup/backup_lxc_and_filesystem_path/README.md) - backup, encrypt, and restore a
 filesystem path to remote drives with UID/GUI storing (especially for containers) on Linux systems.
 - [**bareos_pool_operations**](backup/bareos_pool_operations/README.md) - batch process to remove and clean-up
 [Bareos](https://www.bareos.com/) volumes in the pool.
 - [**calculate_and_check_md5**](backup/calculate_and_check_md5) - calculate and check md5 of required folder.
-- [**gitlab_dump_and_restore**](backup/gitlab_dump_and_restore/README.md) - create GitLab dump and restore gitlab from 
-a dump.
+- [**gitlab_dump_and_restore**](backup/gitlab_dump_and_restore/README.md) - create GitLab dump and restore gitlab from a dump.
 - [**kvm_vm_backup**](backup/kvm_vm_backup/README.md) - backup running or stopped
 [Kernel Virtual Machine (KVM)](https://www.linux-kvm.org/page/Main_Page) instance(s) on Linux systems.
 - [**mysql_dump**](backup/mysql_dump/README.md) - bash and batch command file examples of MySQL dump.
@@ -23,7 +22,7 @@ a dump.
 
 A set of scripts to benchmarks and performance stats.
 
-- [**filesystems_benchmarks**](benchmark/filesystems_benchmarks/README.md) - a set of filesystem benchmark and 
+- [**filesystems_benchmarks**](benchmark/filesystems_benchmarks/README.md) - a set of filesystem benchmark and
 performance comparison scripts.
 
 ## Network scripts
@@ -33,7 +32,7 @@ Configure and collect network settings and software on operating systems.
 - [**get_dhcp_leases**](network/get_dhcpd_leases/README.md) - get leases info from isc-dhcp server including client expiration and vendor.
 - [**inner_vps_bridge**](network/inner_vps_bridge/README.md) - example how to organize the network inside your VPS by
 linux bridge.
-- [**ixnetwork_related_scripts**](network/ixnetwork_related_scripts/README.md) - 
+- [**ixnetwork_related_scripts**](network/ixnetwork_related_scripts/README.md) -
 [IxNetwork server](https://support.ixiacom.com/version/ixnetwork-916) related scripts: automation, interaction, etc.
 - [**vlan_filtered_bridges**](network/vlan_filtered_bridges/README.md) - systemd unit and script to create bridge with
 VLAN filtering to prevent MAC-table overflow on the host. Actually this is an example how to organize linux bridges by

backup/backup_btrfs_using_snapshot/README.md

@@ -1,10 +1,10 @@
 backup btrfs filesystem using snapshot
 ======================================
 
-**WARNING! Running this file, you accept that you know what you're doing. All actions with this script are at your own 
+**WARNING! Running this file, you accept that you know what you're doing. All actions with this script are at your own
 risk.**
 
-Example of how to 
+Example of how to
 [perform backup of btrfs filesystem using snapshot(s)](https://archive.kernel.org/oldwiki/btrfs.wiki.kernel.org/index.php/Incremental_Backup.html).
 Before you begin to check your kernel version,
 [btrfs status](https://archive.kernel.org/oldwiki/btrfs.wiki.kernel.org/index.php/Status.html) and
@@ -14,6 +14,6 @@ Some old versions may have a non-working functional.
 Variables inside a script:
 
 - **SOURCE_FILESYSTEM_PATH** (e.g. `"/mnt/data/ssd/folder"`): Source btrfs filesystem to create snapshot from.
-- **BACKUP_FILESYSTEM_PATH** (e.g `"/mnt/data/backup"`): Destination filesystem to send created snapshot. In general 
+- **BACKUP_FILESYSTEM_PATH** (e.g `"/mnt/data/backup"`): Destination filesystem to send created snapshot. In general
 this is a backup path.
 - **SNAPSHOTS_PATH** (e.g. `"/mnt/data/ssd/.snapshots"`): Temporary filesystem to create snapshot.

backup/backup_lxc_and_filesystem_path/README.md

@@ -1,24 +1,22 @@
-Backup LXC and filesystem path
-==============================
+# Backup LXC and filesystem path
 
-These scripts perform backing up filesystem path with UID/GID saving using tar and gpg. Possible to save and upload the
-whole containers.
+These scripts perform backing up a filesystem path with UID/GID saving using tar and gpg. Possible to save and upload
+the whole containers.
 
-**WARNING! Running this file you accept that you know what you're doing. All actions with this script are at your own
+**WARNING! Running this file, you accept that you know what you're doing. All actions with this script are at your own
 risk.**
 
-Usage
------
+## Usage
 
 1. Upload this folder content to your Linux system, e.g., inside of `/opt/scripts` folder.
 2. (Optional) Set up your [rclone](https://rclone.org/drive/) to mount destination drive, e.g. Google Drive, Dropbox,
 Amazon Drive, Amazon S3 Compliant Storage Providers (including AWS, Alibaba, Ceph, Digital Ocean, Dreamhost, IBM COS,
 Minio, SeaweedFS, and Tencent COS), Google Cloud Storage, Hadoop distributed file system, Mail.Ru Cloud, Mega,
-Microsoft Azure Blob Storage, Microsoft OneDrive, OpenStack Swift, QingCloud Object Storage, Yandex Disk, Uptobox, Zoho 
+Microsoft Azure Blob Storage, Microsoft OneDrive, OpenStack Swift, QingCloud Object Storage, Yandex Disk, Uptobox, Zoho
 or another connection method(s) like ftp, ssh, sftp, http. Or mount your backup path manually, e.g. `/mnt/backup`.
 3. Fill your `empty_password.txt` with gpg key if you wish to encrypt your files or leave them empty.
-4. Edit `lxc_exclude` list of excluded path.
-5. (Optional) Put your error notification commands to `error_notification.sh` if you would like to recieve error
+4. Edit `lxc_exclude` list of an excluded path.
+5. (Optional) Put your error notification commands to `error_notification.sh` if you would like to receive error
 messages. 
 6. Edit your `backup_container.sh` with appropriate params of rclone mount (optional) and `backup_path_tar_gpg.sh` with
 appropriate backup and path params.
@@ -27,6 +25,7 @@ appropriate backup and path params.
 ```bash
 sudo /./opt/scripts/backup_conatainer.sh -b -p /opt/scripts/empty_password.txt
 ```
+
 with predefined destination path, or:
 
 ```bash
@@ -40,8 +39,7 @@ Restore files:
 sudo /./opt/scripts/backup_conatainer.sh --source /mnt/backup --password-file /opt/scripts/empty_password.txt --restore
 ```
 
-Usage examples
---------------
+## Usage examples
 
 Mount your remote drive to `/mnt/backup`, e.g. rclone pre-configured Google Drive mount. Add to `backup_container.sh`
 the code below before backup block:
@@ -51,11 +49,13 @@ rm -rf /mnt/backup/*
 sync; echo 3 > /proc/sys/vm/drop_caches; sync
 rclone mount googledrive:vps0 /mnt/backup --drive-use-trash=false --daemon --allow-non-empty; sleep 5
 ```
-Optionally remove an old backups, e.g. older than 60 days:
+
+Optionally remove old backups, e.g., older than 60 days:
 
 ```bash
 cd "$BACKUP_DESTINATION" && find . -mtime +60 -exec rm -rf {} \;
 ```
+
 Encrypted and tar.gz packed backup of LXC-container called **container_name** placed in default path should look like:
 
 ```bash
@@ -73,6 +73,7 @@ task_error $? '/var/lib/lxc/container_name'
 # You can also disable compression, but leave encryption enabled. In this way you'll get encrypted gpg file with .enc
 # extension.
 ```
+
 At the end of the script unmount backup path:
 
 ```bash
@@ -81,13 +82,11 @@ sleep 60
 fusermount -uz /mnt/backup
 ```
 
-Advanced usage
---------------
+## Advanced usage
 
 You can use `backup_path_tar_gpg.sh` directly by separate call of each backup path. Run 
 `./backup_path_tar_gpg.sh --help` for the help.
 
-License
--------
+## License
 
 [BSD 3-Clause License](../../LICENSE)

backup/backup_lxc_and_filesystem_path/backup_container.sh

@@ -111,7 +111,7 @@ process_path(){
     ARGS+="--debug"
   fi
   # set your params for chrt command to change process priority.
-  chrt -i 0 "/.$BACKUP_SCRIPT_PATH" $ARGS && return 0 || return 34
+  chrt -i 0 "/.$BACKUP_SCRIPT_PATH" "$ARGS" && return 0 || return 34
 }
 
 BACKUP_MODE=false

backup/calculate_and_check_md5/calculate_md5.sh

@@ -70,7 +70,6 @@ while [[ $# -gt 0 ]]; do
   *)                   # unknown option
     POSITIONAL+=("$1")
     usage_error
-    shift
     ;;
   esac
 done