mirror of https://github.com/ansible/ansible.git
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.
451 lines
12 KiB
PowerShell
451 lines
12 KiB
PowerShell
![]()
5 years ago
|
#!powershell
|
||
|
|
||
|
# 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
|
||
|
|
||
|
function WriteLines($outlines, $path, $linesep, $encodingobj, $validate, $check_mode) {
|
||
|
Try {
|
||
|
$temppath = [System.IO.Path]::GetTempFileName();
|
||
|
}
|
||
|
Catch {
|
||
|
Fail-Json @{} "Cannot create temporary file! ($($_.Exception.Message))";
|
||
|
}
|
||
|
$joined = $outlines -join $linesep;
|
||
|
[System.IO.File]::WriteAllText($temppath, $joined, $encodingobj);
|
||
|
|
||
|
If ($validate) {
|
||
|
|
||
|
If (-not ($validate -like "*%s*")) {
|
||
|
Fail-Json @{} "validate must contain %s: $validate";
|
||
|
}
|
||
|
|
||
|
$validate = $validate.Replace("%s", $temppath);
|
||
|
|
||
|
$parts = [System.Collections.ArrayList] $validate.Split(" ");
|
||
|
$cmdname = $parts[0];
|
||
|
|
||
|
$cmdargs = $validate.Substring($cmdname.Length + 1);
|
||
|
|
||
|
$process = [Diagnostics.Process]::Start($cmdname, $cmdargs);
|
||
|
$process.WaitForExit();
|
||
|
|
||
|
If ($process.ExitCode -ne 0) {
|
||
|
[string] $output = $process.StandardOutput.ReadToEnd();
|
||
|
[string] $error = $process.StandardError.ReadToEnd();
|
||
|
Remove-Item $temppath -force;
|
||
|
Fail-Json @{} "failed to validate $cmdname $cmdargs with error: $output $error";
|
||
|
}
|
||
|
|
||
|
}
|
||
|
|
||
|
# Commit changes to the path
|
||
|
$cleanpath = $path.Replace("/", "\");
|
||
|
Try {
|
||
|
Copy-Item -Path $temppath -Destination $cleanpath -Force -WhatIf:$check_mode;
|
||
|
}
|
||
|
Catch {
|
||
|
Fail-Json @{} "Cannot write to: $cleanpath ($($_.Exception.Message))";
|
||
|
}
|
||
|
|
||
|
Try {
|
||
|
Remove-Item -Path $temppath -Force -WhatIf:$check_mode;
|
||
|
}
|
||
|
Catch {
|
||
|
Fail-Json @{} "Cannot remove temporary file: $temppath ($($_.Exception.Message))";
|
||
|
}
|
||
|
|
||
|
return $joined;
|
||
|
|
||
|
}
|
||
|
|
||
|
|
||
|
# Implement the functionality for state == 'present'
|
||
|
function Present($path, $regex, $line, $insertafter, $insertbefore, $create, $backup, $backrefs, $validate, $encodingobj, $linesep, $check_mode, $diff_support) {
|
||
|
|
||
|
# Note that we have to clean up the path because ansible wants to treat / and \ as
|
||
|
# interchangeable in windows pathnames, but .NET framework internals do not support that.
|
||
|
$cleanpath = $path.Replace("/", "\");
|
||
|
|
||
|
# Check if path exists. If it does not exist, either create it if create == "yes"
|
||
|
# was specified or fail with a reasonable error message.
|
||
|
If (-not (Test-Path -LiteralPath $path)) {
|
||
|
If (-not $create) {
|
||
|
Fail-Json @{} "Path $path does not exist !";
|
||
|
}
|
||
|
# Create new empty file, using the specified encoding to write correct BOM
|
||
|
[System.IO.File]::WriteAllLines($cleanpath, "", $encodingobj);
|
||
|
}
|
||
|
|
||
|
# Initialize result information
|
||
|
$result = @{
|
||
|
backup = "";
|
||
|
changed = $false;
|
||
|
msg = "";
|
||
|
}
|
||
|
|
||
|
# Read the dest file lines using the indicated encoding into a mutable ArrayList.
|
||
|
$before = [System.IO.File]::ReadAllLines($cleanpath, $encodingobj)
|
||
|
If ($null -eq $before) {
|
||
|
$lines = New-Object System.Collections.ArrayList;
|
||
|
}
|
||
|
Else {
|
||
|
$lines = [System.Collections.ArrayList] $before;
|
||
|
}
|
||
|
|
||
|
if ($diff_support) {
|
||
|
$result.diff = @{
|
||
|
before = $before -join $linesep;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
# Compile the regex specified, if provided
|
||
|
$mre = $null;
|
||
|
If ($regex) {
|
||
|
$mre = New-Object Regex $regex, 'Compiled';
|
||
|
}
|
||
|
|
||
|
# Compile the regex for insertafter or insertbefore, if provided
|
||
|
$insre = $null;
|
||
|
If ($insertafter -and $insertafter -ne "BOF" -and $insertafter -ne "EOF") {
|
||
|
$insre = New-Object Regex $insertafter, 'Compiled';
|
||
|
}
|
||
|
ElseIf ($insertbefore -and $insertbefore -ne "BOF") {
|
||
|
$insre = New-Object Regex $insertbefore, 'Compiled';
|
||
|
}
|
||
|
|
||
|
# index[0] is the line num where regex has been found
|
||
|
# index[1] is the line num where insertafter/insertbefore has been found
|
||
|
$index = -1, -1;
|
||
|
$lineno = 0;
|
||
|
|
||
|
# The latest match object and matched line
|
||
|
$matched_line = "";
|
||
|
|
||
|
# Iterate through the lines in the file looking for matches
|
||
|
Foreach ($cur_line in $lines) {
|
||
|
If ($regex) {
|
||
|
$m = $mre.Match($cur_line);
|
||
|
$match_found = $m.Success;
|
||
|
If ($match_found) {
|
||
|
$matched_line = $cur_line;
|
||
|
}
|
||
|
}
|
||
|
Else {
|
||
|
$match_found = $line -ceq $cur_line;
|
||
|
}
|
||
|
If ($match_found) {
|
||
|
$index[0] = $lineno;
|
||
|
}
|
||
|
ElseIf ($insre -and $insre.Match($cur_line).Success) {
|
||
|
If ($insertafter) {
|
||
|
$index[1] = $lineno + 1;
|
||
|
}
|
||
|
If ($insertbefore) {
|
||
|
$index[1] = $lineno;
|
||
|
}
|
||
|
}
|
||
|
$lineno = $lineno + 1;
|
||
|
}
|
||
|
|
||
|
If ($index[0] -ne -1) {
|
||
|
If ($backrefs) {
|
||
|
$new_line = [regex]::Replace($matched_line, $regex, $line);
|
||
|
}
|
||
|
Else {
|
||
|
$new_line = $line;
|
||
|
}
|
||
|
If ($lines[$index[0]] -cne $new_line) {
|
||
|
$lines[$index[0]] = $new_line;
|
||
|
$result.changed = $true;
|
||
|
$result.msg = "line replaced";
|
||
|
}
|
||
|
}
|
||
|
ElseIf ($backrefs) {
|
||
|
# No matches - no-op
|
||
|
}
|
||
|
ElseIf ($insertbefore -eq "BOF" -or $insertafter -eq "BOF") {
|
||
|
$lines.Insert(0, $line);
|
||
|
$result.changed = $true;
|
||
|
$result.msg = "line added";
|
||
|
}
|
||
|
ElseIf ($insertafter -eq "EOF" -or $index[1] -eq -1) {
|
||
|
$lines.Add($line) > $null;
|
||
|
$result.changed = $true;
|
||
|
$result.msg = "line added";
|
||
|
}
|
||
|
Else {
|
||
|
$lines.Insert($index[1], $line);
|
||
|
$result.changed = $true;
|
||
|
$result.msg = "line added";
|
||
|
}
|
||
|
|
||
|
# Write changes to the path if changes were made
|
||
|
If ($result.changed) {
|
||
|
|
||
|
# Write backup file if backup == "yes"
|
||
|
If ($backup) {
|
||
|
$result.backup_file = Backup-File -path $path -WhatIf:$check_mode
|
||
|
# Ensure backward compatibility (deprecate in future)
|
||
|
$result.backup = $result.backup_file
|
||
|
}
|
||
|
|
||
|
$writelines_params = @{
|
||
|
outlines = $lines
|
||
|
path = $path
|
||
|
linesep = $linesep
|
||
|
encodingobj = $encodingobj
|
||
|
validate = $validate
|
||
|
check_mode = $check_mode
|
||
|
}
|
||
|
$after = WriteLines @writelines_params;
|
||
|
|
||
|
if ($diff_support) {
|
||
|
$result.diff.after = $after;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
$result.encoding = $encodingobj.WebName;
|
||
|
|
||
|
Exit-Json $result;
|
||
|
}
|
||
|
|
||
|
|
||
|
# Implement the functionality for state == 'absent'
|
||
|
function Absent($path, $regex, $line, $backup, $validate, $encodingobj, $linesep, $check_mode, $diff_support) {
|
||
|
|
||
|
# Check if path exists. If it does not exist, fail with a reasonable error message.
|
||
|
If (-not (Test-Path -LiteralPath $path)) {
|
||
|
Fail-Json @{} "Path $path does not exist !";
|
||
|
}
|
||
|
|
||
|
# Initialize result information
|
||
|
$result = @{
|
||
|
backup = "";
|
||
|
changed = $false;
|
||
|
msg = "";
|
||
|
}
|
||
|
|
||
|
# Read the dest file lines using the indicated encoding into a mutable ArrayList. Note
|
||
|
# that we have to clean up the path because ansible wants to treat / and \ as
|
||
|
# interchangeable in windows pathnames, but .NET framework internals do not support that.
|
||
|
$cleanpath = $path.Replace("/", "\");
|
||
|
$before = [System.IO.File]::ReadAllLines($cleanpath, $encodingobj);
|
||
|
If ($null -eq $before) {
|
||
|
$lines = New-Object System.Collections.ArrayList;
|
||
|
}
|
||
|
Else {
|
||
|
$lines = [System.Collections.ArrayList] $before;
|
||
|
}
|
||
|
|
||
|
if ($diff_support) {
|
||
|
$result.diff = @{
|
||
|
before = $before -join $linesep;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
# Compile the regex specified, if provided
|
||
|
$cre = $null;
|
||
|
If ($regex) {
|
||
|
$cre = New-Object Regex $regex, 'Compiled';
|
||
|
}
|
||
|
|
||
|
$found = New-Object System.Collections.ArrayList;
|
||
|
$left = New-Object System.Collections.ArrayList;
|
||
|
|
||
|
Foreach ($cur_line in $lines) {
|
||
|
If ($regex) {
|
||
|
$m = $cre.Match($cur_line);
|
||
|
$match_found = $m.Success;
|
||
|
}
|
||
|
Else {
|
||
|
$match_found = $line -ceq $cur_line;
|
||
|
}
|
||
|
If ($match_found) {
|
||
|
$found.Add($cur_line) > $null;
|
||
|
$result.changed = $true;
|
||
|
}
|
||
|
Else {
|
||
|
$left.Add($cur_line) > $null;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
# Write changes to the path if changes were made
|
||
|
If ($result.changed) {
|
||
|
|
||
|
# Write backup file if backup == "yes"
|
||
|
If ($backup) {
|
||
|
$result.backup_file = Backup-File -path $path -WhatIf:$check_mode
|
||
|
# Ensure backward compatibility (deprecate in future)
|
||
|
$result.backup = $result.backup_file
|
||
|
}
|
||
|
|
||
|
$writelines_params = @{
|
||
|
outlines = $left
|
||
|
path = $path
|
||
|
linesep = $linesep
|
||
|
encodingobj = $encodingobj
|
||
|
validate = $validate
|
||
|
check_mode = $check_mode
|
||
|
}
|
||
|
$after = WriteLines @writelines_params;
|
||
|
|
||
|
if ($diff_support) {
|
||
|
$result.diff.after = $after;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
$result.encoding = $encodingobj.WebName;
|
||
|
$result.found = $found.Count;
|
||
|
$result.msg = "$($found.Count) line(s) removed";
|
||
|
|
||
|
Exit-Json $result;
|
||
|
}
|
||
|
|
||
|
|
||
|
# Parse the parameters file dropped by the Ansible machinery
|
||
|
$params = Parse-Args $args -supports_check_mode $true;
|
||
|
$check_mode = Get-AnsibleParam -obj $params -name "_ansible_check_mode" -type "bool" -default $false;
|
||
|
$diff_support = Get-AnsibleParam -obj $params -name "_ansible_diff" -type "bool" -default $false;
|
||
|
|
||
|
# Initialize defaults for input parameters.
|
||
|
$path = Get-AnsibleParam -obj $params -name "path" -type "path" -failifempty $true -aliases "dest","destfile","name";
|
||
|
$regex = Get-AnsibleParam -obj $params -name "regex" -type "str" -aliases "regexp";
|
||
|
$state = Get-AnsibleParam -obj $params -name "state" -type "str" -default "present" -validateset "present","absent";
|
||
|
$line = Get-AnsibleParam -obj $params -name "line" -type "str";
|
||
|
$backrefs = Get-AnsibleParam -obj $params -name "backrefs" -type "bool" -default $false;
|
||
|
$insertafter = Get-AnsibleParam -obj $params -name "insertafter" -type "str";
|
||
|
$insertbefore = Get-AnsibleParam -obj $params -name "insertbefore" -type "str";
|
||
|
$create = Get-AnsibleParam -obj $params -name "create" -type "bool" -default $false;
|
||
|
$backup = Get-AnsibleParam -obj $params -name "backup" -type "bool" -default $false;
|
||
|
$validate = Get-AnsibleParam -obj $params -name "validate" -type "str";
|
||
|
$encoding = Get-AnsibleParam -obj $params -name "encoding" -type "str" -default "auto";
|
||
|
$newline = Get-AnsibleParam -obj $params -name "newline" -type "str" -default "windows" -validateset "unix","windows";
|
||
|
|
||
|
# Fail if the path is not a file
|
||
|
If (Test-Path -LiteralPath $path -PathType "container") {
|
||
|
Fail-Json @{} "Path $path is a directory";
|
||
|
}
|
||
|
|
||
|
# Default to windows line separator - probably most common
|
||
|
$linesep = "`r`n"
|
||
|
If ($newline -eq "unix") {
|
||
|
$linesep = "`n";
|
||
|
}
|
||
|
|
||
|
# Figure out the proper encoding to use for reading / writing the target file.
|
||
|
|
||
|
# The default encoding is UTF-8 without BOM
|
||
|
$encodingobj = [System.Text.UTF8Encoding] $false;
|
||
|
|
||
|
# If an explicit encoding is specified, use that instead
|
||
|
If ($encoding -ne "auto") {
|
||
|
$encodingobj = [System.Text.Encoding]::GetEncoding($encoding);
|
||
|
}
|
||
|
|
||
|
# Otherwise see if we can determine the current encoding of the target file.
|
||
|
# If the file doesn't exist yet (create == 'yes') we use the default or
|
||
|
# explicitly specified encoding set above.
|
||
|
ElseIf (Test-Path -LiteralPath $path) {
|
||
|
|
||
|
# Get a sorted list of encodings with preambles, longest first
|
||
|
$max_preamble_len = 0;
|
||
|
$sortedlist = New-Object System.Collections.SortedList;
|
||
|
Foreach ($encodinginfo in [System.Text.Encoding]::GetEncodings()) {
|
||
|
$encoding = $encodinginfo.GetEncoding();
|
||
|
$plen = $encoding.GetPreamble().Length;
|
||
|
If ($plen -gt $max_preamble_len) {
|
||
|
$max_preamble_len = $plen;
|
||
|
}
|
||
|
If ($plen -gt 0) {
|
||
|
$sortedlist.Add(-($plen * 1000000 + $encoding.CodePage), $encoding) > $null;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
# Get the first N bytes from the file, where N is the max preamble length we saw
|
||
|
[Byte[]]$bom = Get-Content -Encoding Byte -ReadCount $max_preamble_len -TotalCount $max_preamble_len -LiteralPath $path;
|
||
|
|
||
|
# Iterate through the sorted encodings, looking for a full match.
|
||
|
$found = $false;
|
||
|
Foreach ($encoding in $sortedlist.GetValueList()) {
|
||
|
$preamble = $encoding.GetPreamble();
|
||
|
If ($preamble -and $bom) {
|
||
|
Foreach ($i in 0..($preamble.Length - 1)) {
|
||
|
If ($i -ge $bom.Length) {
|
||
|
break;
|
||
|
}
|
||
|
If ($preamble[$i] -ne $bom[$i]) {
|
||
|
break;
|
||
|
}
|
||
|
ElseIf ($i + 1 -eq $preamble.Length) {
|
||
|
$encodingobj = $encoding;
|
||
|
$found = $true;
|
||
|
}
|
||
|
}
|
||
|
If ($found) {
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
|
||
|
# Main dispatch - based on the value of 'state', perform argument validation and
|
||
|
# call the appropriate handler function.
|
||
|
If ($state -eq "present") {
|
||
|
|
||
|
If ($backrefs -and -not $regex) {
|
||
|
Fail-Json @{} "regexp= is required with backrefs=true";
|
||
|
}
|
||
|
|
||
|
If (-not $line) {
|
||
|
Fail-Json @{} "line= is required with state=present";
|
||
|
}
|
||
|
|
||
|
If ($insertbefore -and $insertafter) {
|
||
|
Add-Warning $result "Both insertbefore and insertafter parameters found, ignoring `"insertafter=$insertafter`""
|
||
|
}
|
||
|
|
||
|
If (-not $insertbefore -and -not $insertafter) {
|
||
|
$insertafter = "EOF";
|
||
|
}
|
||
|
|
||
|
$present_params = @{
|
||
|
path = $path
|
||
|
regex = $regex
|
||
|
line = $line
|
||
|
insertafter = $insertafter
|
||
|
insertbefore = $insertbefore
|
||
|
create = $create
|
||
|
backup = $backup
|
||
|
backrefs = $backrefs
|
||
|
validate = $validate
|
||
|
encodingobj = $encodingobj
|
||
|
linesep = $linesep
|
||
|
check_mode = $check_mode
|
||
|
diff_support = $diff_support
|
||
|
}
|
||
|
Present @present_params;
|
||
|
|
||
|
}
|
||
|
ElseIf ($state -eq "absent") {
|
||
|
|
||
|
If (-not $regex -and -not $line) {
|
||
|
Fail-Json @{} "one of line= or regexp= is required with state=absent";
|
||
|
}
|
||
|
|
||
|
$absent_params = @{
|
||
|
path = $path
|
||
|
regex = $regex
|
||
|
line = $line
|
||
|
backup = $backup
|
||
|
validate = $validate
|
||
|
encodingobj = $encodingobj
|
||
|
linesep = $linesep
|
||
|
check_mode = $check_mode
|
||
|
diff_support = $diff_support
|
||
|
}
|
||
|
Absent @absent_params;
|
||
|
}
|