Scripts for Docker (on Windows)

!README.md

Scripts

• optimizeDocker.ps1: Powershell Script to optimize Docker Data File. Gets location from configuration file.
• moveDocker.cmd: Script to move Docker Data File (out of default directory). Use as moveDockerData.cmd D:\DockerData. Permissions of the target directory should be set to allow access to the wsl process.

Note: The shebang is for cygwin.

License

You can republish/modify these scripts as long as you reference this Gist URL in the scripts: https://gist.github.com/4688d833d41d992a644f4e176386ae2e

.pre-commit-config.yaml

---
files: ^(.*\.(py|json|md|sh|yaml|cfg|txt))$
exclude: ^(\.[^/]*cache/.*|.*/_user.py)$
repos:
  - repo: https://github.com/executablebooks/mdformat
    # Do this before other tools "fixing" the line endings
    rev: 0.7.16
    hooks:
      - id: mdformat
        name: Format Markdown
        entry: mdformat  # Executable to run, with fixed options
        language: python
        types: [markdown]
        args: [--wrap, '75', --number]
        additional_dependencies:
          - mdformat-toc
          - mdformat-beautysh
          # -mdformat-shfmt
          # -mdformat-tables
          - mdformat-config
          - mdformat-black
          - mdformat-web
          - mdformat-gfm
  - repo: https://github.com/pre-commit/pre-commit-hooks
    rev: v4.4.0
    hooks:
      # - id: no-commit-to-branch
      #   args: [--branch, main]
      - id: check-yaml
        args: [--unsafe]
      - id: debug-statements
      - id: end-of-file-fixer
      - id: trailing-whitespace
      - id: check-json
      - id: mixed-line-ending
      - id: check-builtin-literals
      - id: check-ast
      - id: check-merge-conflict
      - id: check-executables-have-shebangs
      - id: check-shebang-scripts-are-executable
      - id: check-docstring-first
      - id: fix-byte-order-marker
      - id: check-case-conflict
      # - id: check-toml
  - repo: https://github.com/adrienverge/yamllint.git
    rev: v1.32.0
    hooks:
      - id: yamllint
        args:
          - --no-warnings
          - -d
          - '{extends: relaxed, rules: {line-length: {max: 90}}}'
  - repo: https://github.com/lovesegfault/beautysh.git
    rev: v6.2.1
    hooks:
      - id: beautysh
  - repo: https://github.com/codespell-project/codespell
    rev: v2.2.5
    hooks:
      - id: codespell
        args:
          # - --builtin=clear,rare,informal,usage,code,names,en-GB_to_en-US
          - --builtin=clear,rare,informal,usage,code,names
          - --ignore-words-list=hass,master
          - --skip="./.*"
          - --quiet-level=2

optimizeDocker.ps1

#!/usr/bin/env powershell

# License:
#  Free to modify and reuse at your own risks.
#  Keep link to original location:
#    https://gist.github.com/4688d833d41d992a644f4e176386ae2e

# Set the distribution name to search for
$DISTRIBUTION_NAME = "docker-desktop-data"

# Use PowerShell to query the registry and find the distribution information
$basePath = ""
Get-ItemProperty -Path "HKCU:\Software\Microsoft\Windows\CurrentVersion\Lxss\*" | ForEach-Object {
    if ($_.DistributionName -eq $DISTRIBUTION_NAME) {
        $basePath = $_.BasePath
    }
}

# Remove "\\?" prefix from the base path if present
$basePath = $basePath -replace "^\\\\\?\\", ""

# Remove trailing backslash if present
$basePath = $basePath -replace "\\$", ""

# Print data location
Write-Host "Current Docker Data Location: $basePath"

# Rest of your optimization script...
# Make sure to use $basePath in your script for diskpart

# Generate a unique temporary filename
$tempScript = [System.IO.Path]::GetTempFileName()

# Create script content
$scriptContent = @"
select vdisk file="$basePath\ext4.vhdx"
attach vdisk readonly
compact vdisk
detach vdisk
"@

# Write script content to temp file
$scriptContent | Set-Content -Path $tempScript

wsl --shutdown

# Run diskpart script
diskpart /s "$tempScript"

# Clean up temp file
Remove-Item -Path $tempScript -Force

Read-Host "Press enter to exit"