Plugins/DNSimple.ps1
|
function Get-CurrentPluginType { 'dns-01' } function Add-DnsTxt { [CmdletBinding(DefaultParameterSetName='Secure')] param( [Parameter(Mandatory,Position=0)] [string]$RecordName, [Parameter(Mandatory,Position=1)] [string]$TxtValue, [Parameter(ParameterSetName='Secure',Mandatory,Position=2)] [securestring]$DSToken, [Parameter(ParameterSetName='DeprecatedInsecure',Mandatory,Position=2)] [string]$DSTokenInsecure, [Parameter(ValueFromRemainingArguments)] $ExtraParams ) # get the plaintext version of the token if ('Secure' -eq $PSCmdlet.ParameterSetName) { $DSTokenInsecure = [pscredential]::new('a',$DSToken).GetNetworkCredential().Password } $apiRoot = 'https://api.dnsimple.com/v2' $restParams = @{ Headers = @{Authorization="Bearer $DSTokenInsecure"} ContentType = 'application/json' } # get the account ID for our token try { $response = Invoke-RestMethod "$apiRoot/whoami" @restParams @script:UseBasic if (!$response.data.account) { throw "DNSimple account data not found. Wrong token type?" } $acctID = $response.data.account.id.ToString() } catch { throw } Write-Debug "Found account $acctID" # get the zone name for our record $zoneName = Find-DSZone $RecordName $acctID $restParams if ([String]::IsNullOrWhiteSpace($zoneName)) { throw "Unable to find zone for $RecordName in account $acctID" } Write-Debug "Found zone $zoneName" # get all the instances of the record try { $recShort = ($RecordName -ireplace [regex]::Escape($zoneName), [string]::Empty).TrimEnd('.') $recs = (Invoke-RestMethod "$apiRoot/$acctID/zones/$zoneName/records?name=$recShort&type=TXT&per_page=100" ` @restParams @script:UseBasic).data } catch { throw } if ($recs.Count -eq 0 -or $TxtValue -notin $recs.content) { # add new record try { Write-Verbose "Adding a TXT record for $RecordName with value $TxtValue" $bodyJson = @{name=$recShort;type='TXT';content=$TxtValue;ttl=10} | ConvertTo-Json -Compress Invoke-RestMethod "$apiRoot/$acctID/zones/$zoneName/records" -Method Post -Body $bodyJson ` @restParams @script:UseBasic | Out-Null } catch { throw } } else { Write-Debug "Record $RecordName already contains $TxtValue. Nothing to do." } <# .SYNOPSIS Add a DNS TXT record to DNSimple. .DESCRIPTION Add a DNS TXT record to DNSimple. .PARAMETER RecordName The fully qualified name of the TXT record. .PARAMETER TxtValue The value of the TXT record. .PARAMETER DSToken The Account API token for DNSimple. .PARAMETER DSTokenInsecure (DEPRECATED) The Account API token for DNSimple. .PARAMETER ExtraParams This parameter can be ignored and is only used to prevent errors when splatting with more parameters than this function supports. .EXAMPLE $token = Read-Host "DNSimple Token" -AsSecureString PS C:\>Add-DnsTxt '_acme-challenge.example.com' 'txt-value' $token Adds a TXT record for the specified site with the specified value on Windows. #> } function Remove-DnsTxt { [CmdletBinding(DefaultParameterSetName='Secure')] param( [Parameter(Mandatory,Position=0)] [string]$RecordName, [Parameter(Mandatory,Position=1)] [string]$TxtValue, [Parameter(ParameterSetName='Secure',Mandatory,Position=2)] [securestring]$DSToken, [Parameter(ParameterSetName='DeprecatedInsecure',Mandatory,Position=2)] [string]$DSTokenInsecure, [Parameter(ValueFromRemainingArguments)] $ExtraParams ) # get the plaintext version of the token if ('Secure' -eq $PSCmdlet.ParameterSetName) { $DSTokenInsecure = [pscredential]::new('a',$DSToken).GetNetworkCredential().Password } $apiRoot = 'https://api.dnsimple.com/v2' $restParams = @{ Headers = @{Authorization="Bearer $DSTokenInsecure"} ContentType = 'application/json' } # get the account ID for our token try { $response = Invoke-RestMethod "$apiRoot/whoami" @restParams @script:UseBasic if (!$response.data.account) { throw "DNSimple account data not found. Wrong token type?" } $acctID = $response.data.account.id.ToString() } catch { throw } Write-Debug "Found account $acctID" # get the zone name for our record $zoneName = Find-DSZone $RecordName $acctID $restParams if ([String]::IsNullOrWhiteSpace($zoneName)) { throw "Unable to find zone for $RecordName in account $acctID" } Write-Debug "Found zone $zoneName" # get all the instances of the record try { $recShort = ($RecordName -ireplace [regex]::Escape($zoneName), [string]::Empty).TrimEnd('.') $recs = (Invoke-RestMethod "$apiRoot/$acctID/zones/$zoneName/records?name=$recShort&type=TXT&per_page=100" ` @restParams @script:UseBasic).data } catch { throw } if ($recs.Count -eq 0 -or $TxtValue -notin $recs.content) { Write-Debug "Record $RecordName with value $TxtValue doesn't exist. Nothing to do." } else { # delete record try { Write-Verbose "Removing TXT record for $RecordName with value $TxtValue" $recID = ($recs | Where-Object { $_.content -eq $TxtValue }).id Invoke-RestMethod "$apiRoot/$acctID/zones/$zoneName/records/$recID" -Method Delete ` @restParams @script:UseBasic | Out-Null } catch { throw } } <# .SYNOPSIS Remove a DNS TXT record from DNSimple. .DESCRIPTION Remove a DNS TXT record from DNSimple. .PARAMETER RecordName The fully qualified name of the TXT record. .PARAMETER TxtValue The value of the TXT record. .PARAMETER DSToken The Account API token for DNSimple. .PARAMETER DSTokenInsecure (DEPRECATED) The Account API token for DNSimple. .PARAMETER ExtraParams This parameter can be ignored and is only used to prevent errors when splatting with more parameters than this function supports. .EXAMPLE $token = Read-Host "DNSimple Token" -AsSecureString PS C:\>Remove-DnsTxt '_acme-challenge.example.com' 'txt-value' $token Removes a TXT record for the specified site with the specified value on Windows. #> } function Save-DnsTxt { [CmdletBinding()] param( [Parameter(ValueFromRemainingArguments)] $ExtraParams ) <# .SYNOPSIS Not required. .DESCRIPTION This provider does not require calling this function to commit changes to DNS records. .PARAMETER ExtraParams This parameter can be ignored and is only used to prevent errors when splatting with more parameters than this function supports. #> } ############################ # Helper Functions ############################ # API Docs # https://developer.dnsimple.com/v2/ function Find-DSZone { [CmdletBinding()] param( [Parameter(Mandatory,Position=0)] [string]$RecordName, [Parameter(Mandatory,Position=1)] [string]$AcctID, [Parameter(Mandatory,Position=2)] [hashtable]$RestParams ) # setup a module variable to cache the record to zone mapping # so it's quicker to find later if (!$script:DSRecordZones) { $script:DSRecordZones = @{} } # check for the record in the cache if ($script:DSRecordZones.ContainsKey($RecordName)) { return $script:DSRecordZones.$RecordName } $apiRoot = 'https://api.dnsimple.com/v2' # Since the provider could be hosting both apex and sub-zones, we need to find the closest/deepest # sub-zone that would hold the record rather than just adding it to the apex. So for something # like _acme-challenge.site1.sub1.sub2.example.com, we'd look for zone matches in the following # order: # - site1.sub1.sub2.example.com # - sub1.sub2.example.com # - sub2.example.com # - example.com $pieces = $RecordName.Split('.') for ($i=0; $i -lt ($pieces.Count-1); $i++) { $zoneTest = $pieces[$i..($pieces.Count-1)] -join '.' Write-Debug "Checking $zoneTest" try { # if the call succeeds, the zone exists, so we don't care about the actualy response $null = Invoke-RestMethod "$apiRoot/$AcctID/zones/$zoneTest" @RestParams @script:UseBasic $script:DSRecordZones.$RecordName = $zoneTest return $zoneTest } catch { Write-Debug ($_.ToString()) } } return $null } |