You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
ansible/test/support/windows-integration/plugins/modules/win_copy.ps1

404 lines
17 KiB
PowerShell

#!powershell
# Copyright: (c) 2015, Jon Hawkesworth (@jhawkesworth) <figs@unity.demon.co.uk>
# Copyright: (c) 2017, Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
#Requires -Module Ansible.ModuleUtils.Legacy
#Requires -Module Ansible.ModuleUtils.Backup
$ErrorActionPreference = 'Stop'
$params = Parse-Args -arguments $args -supports_check_mode $true
$check_mode = Get-AnsibleParam -obj $params -name "_ansible_check_mode" -type "bool" -default $false
$diff_mode = Get-AnsibleParam -obj $params -name "_ansible_diff" -type "bool" -default $false
# there are 4 modes to win_copy which are driven by the action plugins:
# explode: src is a zip file which needs to be extracted to dest, for use with multiple files
# query: win_copy action plugin wants to get the state of remote files to check whether it needs to send them
# remote: all copy action is happening remotely (remote_src=True)
# single: a single file has been copied, also used with template
$copy_mode = Get-AnsibleParam -obj $params -name "_copy_mode" -type "str" -default "single" -validateset "explode","query","remote","single"
# used in explode, remote and single mode
$src = Get-AnsibleParam -obj $params -name "src" -type "path" -failifempty ($copy_mode -in @("explode","process","single"))
$dest = Get-AnsibleParam -obj $params -name "dest" -type "path" -failifempty $true
$backup = Get-AnsibleParam -obj $params -name "backup" -type "bool" -default $false
# used in single mode
$original_basename = Get-AnsibleParam -obj $params -name "_original_basename" -type "str"
# used in query and remote mode
$force = Get-AnsibleParam -obj $params -name "force" -type "bool" -default $true
# used in query mode, contains the local files/directories/symlinks that are to be copied
$files = Get-AnsibleParam -obj $params -name "files" -type "list"
$directories = Get-AnsibleParam -obj $params -name "directories" -type "list"
$result = @{
changed = $false
}
if ($diff_mode) {
$result.diff = @{}
}
Function Copy-File($source, $dest) {
$diff = ""
$copy_file = $false
$source_checksum = $null
if ($force) {
$source_checksum = Get-FileChecksum -path $source
}
if (Test-Path -LiteralPath $dest -PathType Container) {
Fail-Json -obj $result -message "cannot copy file from '$source' to '$dest': dest is already a folder"
} elseif (Test-Path -LiteralPath $dest -PathType Leaf) {
if ($force) {
$target_checksum = Get-FileChecksum -path $dest
if ($source_checksum -ne $target_checksum) {
$copy_file = $true
}
}
} else {
$copy_file = $true
}
if ($copy_file) {
$file_dir = [System.IO.Path]::GetDirectoryName($dest)
# validate the parent dir is not a file and that it exists
if (Test-Path -LiteralPath $file_dir -PathType Leaf) {
Fail-Json -obj $result -message "cannot copy file from '$source' to '$dest': object at dest parent dir is not a folder"
} elseif (-not (Test-Path -LiteralPath $file_dir)) {
# directory doesn't exist, need to create
New-Item -Path $file_dir -ItemType Directory -WhatIf:$check_mode | Out-Null
$diff += "+$file_dir\`n"
}
if ($backup) {
$result.backup_file = Backup-File -path $dest -WhatIf:$check_mode
}
if (Test-Path -LiteralPath $dest -PathType Leaf) {
Remove-Item -LiteralPath $dest -Force -Recurse -WhatIf:$check_mode | Out-Null
$diff += "-$dest`n"
}
if (-not $check_mode) {
# cannot run with -WhatIf:$check_mode as if the parent dir didn't
# exist and was created above would still not exist in check mode
Copy-Item -LiteralPath $source -Destination $dest -Force | Out-Null
}
$diff += "+$dest`n"
$result.changed = $true
}
# ugly but to save us from running the checksum twice, let's return it for
# the main code to add it to $result
return ,@{ diff = $diff; checksum = $source_checksum }
}
Function Copy-Folder($source, $dest) {
$diff = ""
if (-not (Test-Path -LiteralPath $dest -PathType Container)) {
$parent_dir = [System.IO.Path]::GetDirectoryName($dest)
if (Test-Path -LiteralPath $parent_dir -PathType Leaf) {
Fail-Json -obj $result -message "cannot copy file from '$source' to '$dest': object at dest parent dir is not a folder"
}
if (Test-Path -LiteralPath $dest -PathType Leaf) {
Fail-Json -obj $result -message "cannot copy folder from '$source' to '$dest': dest is already a file"
}
New-Item -Path $dest -ItemType Container -WhatIf:$check_mode | Out-Null
$diff += "+$dest\`n"
$result.changed = $true
}
$child_items = Get-ChildItem -LiteralPath $source -Force
foreach ($child_item in $child_items) {
$dest_child_path = Join-Path -Path $dest -ChildPath $child_item.Name
if ($child_item.PSIsContainer) {
$diff += (Copy-Folder -source $child_item.Fullname -dest $dest_child_path)
} else {
$diff += (Copy-File -source $child_item.Fullname -dest $dest_child_path).diff
}
}
return $diff
}
Function Get-FileSize($path) {
$file = Get-Item -LiteralPath $path -Force
if ($file.PSIsContainer) {
$size = (Get-ChildItem -Literalpath $file.FullName -Recurse -Force | `
Where-Object { $_.PSObject.Properties.Name -contains 'Length' } | `
Measure-Object -Property Length -Sum).Sum
if ($null -eq $size) {
$size = 0
}
} else {
$size = $file.Length
}
$size
}
Function Extract-Zip($src, $dest) {
$archive = [System.IO.Compression.ZipFile]::Open($src, [System.IO.Compression.ZipArchiveMode]::Read, [System.Text.Encoding]::UTF8)
foreach ($entry in $archive.Entries) {
$archive_name = $entry.FullName
# FullName may be appended with / or \, determine if it is padded and remove it
$padding_length = $archive_name.Length % 4
if ($padding_length -eq 0) {
$is_dir = $false
$base64_name = $archive_name
} elseif ($padding_length -eq 1) {
$is_dir = $true
if ($archive_name.EndsWith("/") -or $archive_name.EndsWith("`\")) {
$base64_name = $archive_name.Substring(0, $archive_name.Length - 1)
} else {
throw "invalid base64 archive name '$archive_name'"
}
} else {
throw "invalid base64 length '$archive_name'"
}
# to handle unicode character, win_copy action plugin has encoded the filename
$decoded_archive_name = [System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($base64_name))
# re-add the / to the entry full name if it was a directory
if ($is_dir) {
$decoded_archive_name = "$decoded_archive_name/"
}
$entry_target_path = [System.IO.Path]::Combine($dest, $decoded_archive_name)
$entry_dir = [System.IO.Path]::GetDirectoryName($entry_target_path)
if (-not (Test-Path -LiteralPath $entry_dir)) {
New-Item -Path $entry_dir -ItemType Directory -WhatIf:$check_mode | Out-Null
}
if ($is_dir -eq $false) {
if (-not $check_mode) {
[System.IO.Compression.ZipFileExtensions]::ExtractToFile($entry, $entry_target_path, $true)
}
}
}
$archive.Dispose() # release the handle of the zip file
}
Function Extract-ZipLegacy($src, $dest) {
if (-not (Test-Path -LiteralPath $dest)) {
New-Item -Path $dest -ItemType Directory -WhatIf:$check_mode | Out-Null
}
$shell = New-Object -ComObject Shell.Application
$zip = $shell.NameSpace($src)
$dest_path = $shell.NameSpace($dest)
foreach ($entry in $zip.Items()) {
$is_dir = $entry.IsFolder
$encoded_archive_entry = $entry.Name
# to handle unicode character, win_copy action plugin has encoded the filename
$decoded_archive_entry = [System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($encoded_archive_entry))
if ($is_dir) {
$decoded_archive_entry = "$decoded_archive_entry/"
}
$entry_target_path = [System.IO.Path]::Combine($dest, $decoded_archive_entry)
$entry_dir = [System.IO.Path]::GetDirectoryName($entry_target_path)
if (-not (Test-Path -LiteralPath $entry_dir)) {
New-Item -Path $entry_dir -ItemType Directory -WhatIf:$check_mode | Out-Null
}
if ($is_dir -eq $false -and (-not $check_mode)) {
# https://msdn.microsoft.com/en-us/library/windows/desktop/bb787866.aspx
# From Folder.CopyHere documentation, 1044 means:
# - 1024: do not display a user interface if an error occurs
# - 16: respond with "yes to all" for any dialog box that is displayed
# - 4: do not display a progress dialog box
$dest_path.CopyHere($entry, 1044)
# once file is extraced, we need to rename it with non base64 name
$combined_encoded_path = [System.IO.Path]::Combine($dest, $encoded_archive_entry)
Move-Item -LiteralPath $combined_encoded_path -Destination $entry_target_path -Force | Out-Null
}
}
}
if ($copy_mode -eq "query") {
# we only return a list of files/directories that need to be copied over
# the source of the local file will be the key used
$changed_files = @()
$changed_directories = @()
$changed_symlinks = @()
foreach ($file in $files) {
$filename = $file.dest
$local_checksum = $file.checksum
$filepath = Join-Path -Path $dest -ChildPath $filename
if (Test-Path -LiteralPath $filepath -PathType Leaf) {
if ($force) {
$checksum = Get-FileChecksum -path $filepath
if ($checksum -ne $local_checksum) {
$changed_files += $file
}
}
} elseif (Test-Path -LiteralPath $filepath -PathType Container) {
Fail-Json -obj $result -message "cannot copy file to dest '$filepath': object at path is already a directory"
} else {
$changed_files += $file
}
}
foreach ($directory in $directories) {
$dirname = $directory.dest
$dirpath = Join-Path -Path $dest -ChildPath $dirname
$parent_dir = [System.IO.Path]::GetDirectoryName($dirpath)
if (Test-Path -LiteralPath $parent_dir -PathType Leaf) {
Fail-Json -obj $result -message "cannot copy folder to dest '$dirpath': object at parent directory path is already a file"
}
if (Test-Path -LiteralPath $dirpath -PathType Leaf) {
Fail-Json -obj $result -message "cannot copy folder to dest '$dirpath': object at path is already a file"
} elseif (-not (Test-Path -LiteralPath $dirpath -PathType Container)) {
$changed_directories += $directory
}
}
# TODO: Handle symlinks
$result.files = $changed_files
$result.directories = $changed_directories
$result.symlinks = $changed_symlinks
} elseif ($copy_mode -eq "explode") {
# a single zip file containing the files and directories needs to be
# expanded this will always result in a change as the calculation is done
# on the win_copy action plugin and is only run if a change needs to occur
if (-not (Test-Path -LiteralPath $src -PathType Leaf)) {
Fail-Json -obj $result -message "Cannot expand src zip file: '$src' as it does not exist"
}
# Detect if the PS zip assemblies are available or whether to use Shell
$use_legacy = $false
try {
Add-Type -AssemblyName System.IO.Compression.FileSystem | Out-Null
Add-Type -AssemblyName System.IO.Compression | Out-Null
} catch {
$use_legacy = $true
}
if ($use_legacy) {
Extract-ZipLegacy -src $src -dest $dest
} else {
Extract-Zip -src $src -dest $dest
}
$result.changed = $true
} elseif ($copy_mode -eq "remote") {
# all copy actions are happening on the remote side (windows host), need
# too copy source and dest using PS code
$result.src = $src
$result.dest = $dest
if (-not (Test-Path -LiteralPath $src)) {
Fail-Json -obj $result -message "Cannot copy src file: '$src' as it does not exist"
}
if (Test-Path -LiteralPath $src -PathType Container) {
# we are copying a directory or the contents of a directory
$result.operation = 'folder_copy'
if ($src.EndsWith("/") -or $src.EndsWith("`\")) {
# copying the folder's contents to dest
$diff = ""
$child_files = Get-ChildItem -LiteralPath $src -Force
foreach ($child_file in $child_files) {
$dest_child_path = Join-Path -Path $dest -ChildPath $child_file.Name
if ($child_file.PSIsContainer) {
$diff += Copy-Folder -source $child_file.FullName -dest $dest_child_path
} else {
$diff += (Copy-File -source $child_file.FullName -dest $dest_child_path).diff
}
}
} else {
# copying the folder and it's contents to dest
$dest = Join-Path -Path $dest -ChildPath (Get-Item -LiteralPath $src -Force).Name
$result.dest = $dest
$diff = Copy-Folder -source $src -dest $dest
}
} else {
# we are just copying a single file to dest
$result.operation = 'file_copy'
$source_basename = (Get-Item -LiteralPath $src -Force).Name
$result.original_basename = $source_basename
if ($dest.EndsWith("/") -or $dest.EndsWith("`\")) {
$dest = Join-Path -Path $dest -ChildPath (Get-Item -LiteralPath $src -Force).Name
$result.dest = $dest
} else {
# check if the parent dir exists, this is only done if src is a
# file and dest if the path to a file (doesn't end with \ or /)
$parent_dir = Split-Path -LiteralPath $dest
if (Test-Path -LiteralPath $parent_dir -PathType Leaf) {
Fail-Json -obj $result -message "object at destination parent dir '$parent_dir' is currently a file"
} elseif (-not (Test-Path -LiteralPath $parent_dir -PathType Container)) {
Fail-Json -obj $result -message "Destination directory '$parent_dir' does not exist"
}
}
$copy_result = Copy-File -source $src -dest $dest
$diff = $copy_result.diff
$result.checksum = $copy_result.checksum
}
# the file might not exist if running in check mode
if (-not $check_mode -or (Test-Path -LiteralPath $dest -PathType Leaf)) {
$result.size = Get-FileSize -path $dest
} else {
$result.size = $null
}
if ($diff_mode) {
$result.diff.prepared = $diff
}
} elseif ($copy_mode -eq "single") {
# a single file is located in src and we need to copy to dest, this will
# always result in a change as the calculation is done on the Ansible side
# before this is run. This should also never run in check mode
if (-not (Test-Path -LiteralPath $src -PathType Leaf)) {
Fail-Json -obj $result -message "Cannot copy src file: '$src' as it does not exist"
}
# the dest parameter is a directory, we need to append original_basename
if ($dest.EndsWith("/") -or $dest.EndsWith("`\") -or (Test-Path -LiteralPath $dest -PathType Container)) {
$remote_dest = Join-Path -Path $dest -ChildPath $original_basename
$parent_dir = Split-Path -LiteralPath $remote_dest
# when dest ends with /, we need to create the destination directories
if (Test-Path -LiteralPath $parent_dir -PathType Leaf) {
Fail-Json -obj $result -message "object at destination parent dir '$parent_dir' is currently a file"
} elseif (-not (Test-Path -LiteralPath $parent_dir -PathType Container)) {
New-Item -Path $parent_dir -ItemType Directory | Out-Null
}
} else {
$remote_dest = $dest
$parent_dir = Split-Path -LiteralPath $remote_dest
# check if the dest parent dirs exist, need to fail if they don't
if (Test-Path -LiteralPath $parent_dir -PathType Leaf) {
Fail-Json -obj $result -message "object at destination parent dir '$parent_dir' is currently a file"
} elseif (-not (Test-Path -LiteralPath $parent_dir -PathType Container)) {
Fail-Json -obj $result -message "Destination directory '$parent_dir' does not exist"
}
}
if ($backup) {
$result.backup_file = Backup-File -path $remote_dest -WhatIf:$check_mode
}
Copy-Item -LiteralPath $src -Destination $remote_dest -Force | Out-Null
$result.changed = $true
}
Exit-Json -obj $result