DnsPlugins/ClouDNS.ps1
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function Add-DnsTxtClouDNS { [CmdletBinding(DefaultParameterSetName='Secure')] param( [Parameter(Mandatory,Position=0)] [string]$RecordName, [Parameter(Mandatory,Position=1)] [string]$TxtValue, [Parameter(Mandatory,Position=2)] [ValidateSet('auth-id','sub-auth-id','sub-auth-user')] [string]$CDUserType, [Parameter(Mandatory,Position=3)] [string]$CDUsername, [Parameter(ParameterSetName='Secure',Mandatory,Position=4)] [securestring]$CDPassword, [Parameter(ParameterSetName='Insecure',Mandatory,Position=4)] [string]$CDPasswordInsecure, [Parameter(ValueFromRemainingArguments)] $ExtraParams ) # get our auth body parameters try { $body = Get-CDCommonBody @PSBoundParameters } catch { throw } # find the zone for this record try { $zoneName = Find-CDZone $RecordName $body } catch { throw } Write-Debug "Found zone $zoneName" $recShort = $RecordName -ireplace [regex]::Escape(".$zoneName"), [string]::Empty # search for an existing record try { $rec = Get-CDTxtRecord $recShort $TxtValue $zoneName $body } catch { throw } if ($rec) { Write-Debug "Record $RecordName already contains $TxtValue. Nothing to do." } else { Write-Verbose "Adding a TXT record for $RecordName with value $TxtValue" $querystring = "/add-record.json?domain-name=$zoneName&host=$recShort&record=$TxtValue&record-type=TXT&ttl=60" Invoke-CDAPI $body $querystring -Method Post | Out-Null } <# .SYNOPSIS Add a DNS TXT record to ClouDNS .DESCRIPTION Add a DNS TXT record to ClouDNS .PARAMETER RecordName The fully qualified name of the TXT record. .PARAMETER TxtValue The value of the TXT record. .PARAMETER CDUserType The type of user you're logging in as. This can be 'auth-id', 'sub-auth-id', or 'sub-auth-user'. .PARAMETER CDUsername The username or id for the account logging in. .PARAMETER CDPassword The password associated with your username. This SecureString version should only be used on Windows. .PARAMETER CDPasswordInsecure The password associated with your username. This standard String version should be used on non-Windows OSes. .PARAMETER ExtraParams This parameter can be ignored and is only used to prevent errors when splatting with more parameters than this function supports. .EXAMPLE $pass = Read-Host "Password" -AsSecureString PS C:\>Add-DnsTxtClouDNS '_acme-challenge.site1.example.com' 'asdfqwer12345678' 'auth-id' '12345' $pass Adds a TXT record using a securestring object for CDPassword. (Only works on Windows) .EXAMPLE Add-DnsTxtClouDNS '_acme-challenge.site1.example.com' 'asdfqwer12345678' 'auth-id' '12345' 'xxxxxxxx' Adds a TXT record using a standard string object for CDPasswordInsecure. (Use this on non-Windows) #> } function Remove-DnsTxtClouDNS { [CmdletBinding()] param( [Parameter(Mandatory,Position=0)] [string]$RecordName, [Parameter(Mandatory,Position=1)] [string]$TxtValue, [Parameter(Mandatory,Position=2)] [ValidateSet('auth-id','sub-auth-id','sub-auth-user')] [string]$CDUserType, [Parameter(Mandatory,Position=3)] [string]$CDUsername, [Parameter(ParameterSetName='Secure',Mandatory,Position=4)] [securestring]$CDPassword, [Parameter(ParameterSetName='Insecure',Mandatory,Position=4)] [string]$CDPasswordInsecure, [Parameter(ValueFromRemainingArguments)] $ExtraParams ) # get our auth body parameters try { $body = Get-CDCommonBody @PSBoundParameters } catch { throw } # find the zone for this record try { $zoneName = Find-CDZone $RecordName $body } catch { throw } Write-Debug "Found zone $zoneName" $recShort = $RecordName -ireplace [regex]::Escape(".$zoneName"), [string]::Empty # search for an existing record try { $rec = Get-CDTxtRecord $recShort $TxtValue $zoneName $body } catch { throw } if ($rec) { Write-Verbose "Removing TXT record for $RecordName with value $TxtValue" $querystring = "/delete-record.json?domain-name=$zoneName&record-id=$($rec.id)" Invoke-CDAPI $body $querystring -Method Post | Out-Null } else { Write-Debug "Record $RecordName with value $TxtValue doesn't exist. Nothing to do." } <# .SYNOPSIS Remove a DNS TXT record from ClouDNS .DESCRIPTION Remove a DNS TXT record from ClouDNS .PARAMETER RecordName The fully qualified name of the TXT record. .PARAMETER TxtValue The value of the TXT record. .PARAMETER CDUserType The type of user you're logging in as. This can be 'auth-id', 'sub-auth-id', or 'sub-auth-user'. .PARAMETER CDUsername The username or id for the account logging in. .PARAMETER CDPassword The password associated with your username. This SecureString version should only be used on Windows. .PARAMETER CDPasswordInsecure The password associated with your username. This standard String version should be used on non-Windows OSes. .PARAMETER ExtraParams This parameter can be ignored and is only used to prevent errors when splatting with more parameters than this function supports. .EXAMPLE $pass = Read-Host "Password" -AsSecureString PS C:\>Remove-DnsTxtClouDNS '_acme-challenge.site1.example.com' 'asdfqwer12345678' 'auth-id' '12345' $pass Removes a TXT record using a securestring object for CDPassword. (Only works on Windows) .EXAMPLE Remove-DnsTxtClouDNS '_acme-challenge.site1.example.com' 'asdfqwer12345678' 'auth-id' '12345' 'xxxxxxxx' Removes a TXT record using a standard string object for CDPasswordInsecure. (Use this on non-Windows) #> } function Save-DnsTxtClouDNS { [CmdletBinding()] param( [Parameter(ValueFromRemainingArguments)] $ExtraParams ) <# .SYNOPSIS Not required. .DESCRIPTION This provider does not require calling this function to commit changes to DNS records. .PARAMETER ExtraParams This parameter can be ignored and is only used to prevent errors when splatting with more parameters than this function supports. #> } ############################ # Helper Functions ############################ # API Docs # https://www.cloudns.net/wiki/article/42/ function Get-CDCommonBody { [CmdletBinding(DefaultParameterSetName='Secure')] param( [Parameter(Mandatory,Position=0)] [ValidateSet('auth-id','sub-auth-id','sub-auth-user')] [string]$CDUserType, [Parameter(Mandatory,Position=1)] [string]$CDUsername, [Parameter(ParameterSetName='Secure',Mandatory,Position=2)] [securestring]$CDPassword, [Parameter(ParameterSetName='Insecure',Mandatory,Position=2)] [string]$CDPasswordInsecure, [Parameter(ValueFromRemainingArguments)] $ExtraConnectParams ) # decrypt the secure password so we can add it to the querystring if ('Secure' -eq $PSCmdlet.ParameterSetName) { $CDPasswordInsecure = (New-Object PSCredential "user",$CDPassword).GetNetworkCredential().Password } $body = @{ $CDUserType = $CDUsername 'auth-password' = $CDPasswordInsecure } return $body } function Find-CDZone { [CmdletBinding()] param( [Parameter(Mandatory,Position=0)] [string]$RecordName, [Parameter(Mandatory,Position=1)] [hashtable]$CommonBody ) # setup a module variable to cache the record to zone ID mapping # so it's quicker to find later if (!$script:CDRecordZones) { $script:CDRecordZones = @{} } # check for the record in the cache if ($script:CDRecordZones.ContainsKey($RecordName)) { return $script:CDRecordZones.$RecordName } $querystring = "/list-zones.json?page=1&rows-per-page=10" # Search for the zone from longest to shortest set of FQDN pieces. $pieces = $RecordName.Split('.') for ($i=1; $i -lt ($pieces.Count-1); $i++) { $zoneTest = "$( $pieces[$i..($pieces.Count-1)] -join '.' )" Write-Debug "Checking $zoneTest" try { $response = Invoke-CDAPI $CommonBody "$querystring&search=$zoneTest" # check for results if ($response) { $script:CDRecordZones.$RecordName = $response[0].name return $response[0].name } } catch { throw } } throw "No zone found for $RecordName" } function Get-CDTxtRecord { [CmdletBinding()] param( [Parameter(Mandatory,Position=0)] [string]$RecordShortName, [Parameter(Mandatory,Position=1)] [string]$TxtValue, [Parameter(Mandatory,Position=2)] [string]$ZoneName, [Parameter(Mandatory,Position=3)] [hashtable]$CommonBody ) try { Write-Debug "Fetching TXT records for $RecordShortName in $ZoneName" $response = Invoke-CDAPI $CommonBody "/records.json?domain-name=$ZoneName&type=TXT&host=$RecordShortName" # ClouDNS made some weird choices here for how they return data vs an empty result. # The docs claim the response will be an array with records or presumably an empty # array if there are no results. However, an array is *only* returned when there are # no results. When there are results, it's returned as a dictionary of dictionaries # instead of an array of dictionaries. Here's an example. # # { # "131173240": {"id":"131173240","type":"TXT","host":"test","record":"asdf"}, # "131173243": {"id":"131173243","type":"TXT","host":"test","record":"qwer"} # } if (-not $response -or $response -is [array]) { return $null } else { # pull out all of the inner results $recs = $response | Get-Member -MemberType NoteProperty | ForEach-Object { $response.($_.name) } # return only the record that matches the value we're looking for # which will return an empty set if not found Write-Debug "Checking for $TxtValue in the results" return ($recs | Where-Object { $_.record -eq $TxtValue }) } } catch { throw } } function Invoke-CDAPI { [CmdletBinding()] param( [Parameter(Mandatory,Position=0)] [hashtable]$body, [Parameter(Position=1)] [string]$QueryAdditions, [Microsoft.PowerShell.Commands.WebRequestMethod]$Method=([Microsoft.PowerShell.Commands.WebRequestMethod]::Get) ) # ClouDNS's API is one that always returns HTTP 200 even on failure. So we're going to wrap it # and throw errors when we get a JSON error response. $apiBase = 'https://api.cloudns.net/dns' if ($QueryAdditions) { $apiBase += $QueryAdditions } $response = Invoke-RestMethod $apiBase -Body $body -Method $Method @script:UseBasic -EA Stop if ($response.status -and $response.status -eq 'failed') { throw "ClouDNS API Error: $($response.statusDescription)" } return $response } |