Private/General.ps1
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Function Test-Initialized { <# .SYNOPSIS Checks if Set-DatabricksEnvironment was executed before any other command of the module. .DESCRIPTION Checks if Set-DatabricksEnvironment was executed before any other command of the module. .EXAMPLE Test-Initialized #> [CmdletBinding()] param () Write-Verbose "Checking if Databricks environment has been initialized yet ..." if($script:dbInitialized -eq $false) { Write-Error "Databricks environment has not been initialized yet! Please run Set-DatabricksEnvironment before any other cmdlet!" } Write-Verbose "Databricks environment already initialized." } function Join-Parts { <# .SYNOPSIS Join strings with a specified separator. .DESCRIPTION Join strings with a specified separator. This strips out null values and any duplicate separator characters. See examples for clarification. .PARAMETER Separator Separator to join with .PARAMETER Parts Strings to join .EXAMPLE Join-Parts -Separator "/" this //should $Null /work/ /well # Output: this/should/work/well .EXAMPLE Join-Parts -Parts http://this.com, should, /work/, /wel # Output: http://this.com/should/work/wel .EXAMPLE Join-Parts -Separator "?" this ?should work ???well # Output: this?should?work?well .EXAMPLE $CouldBeOneOrMore = @( "JustOne" ) Join-Parts -Separator ? -Parts CouldBeOneOrMore # Output JustOne # If you have an arbitrary count of parts coming in, # Unnecessary separators will not be added .NOTES Credit to Rob C. and Michael S. from this post: http://stackoverflow.com/questions/9593535/best-way-to-join-parts-with-a-separator-in-powershell #> [CmdletBinding()] param ( [Parameter(Mandatory = $true, Position = 1)] [string] $Separator, [Parameter(Mandatory = $false, Position = 2, ValueFromRemainingArguments=$true)] [string[]]$Parts = $null ) return ( $Parts | Where-Object { $_ } | Foreach-Object { ( [string]$_ ).trim($Separator) } | Where-Object { $_ } ) -join $Separator } Function Get-RequestHeader { <# .SYNOPSIS Returns the HTTP header for the Databricks API including authentication etc. .DESCRIPTION Returns the HTTP header for the Databricks API including authentication etc. .EXAMPLE Get-RequestHeader #> [CmdletBinding()] param () Write-Verbose "Getting Headers for Databricks API call ..." return @{ Authorization = "Bearer $script:dbAccessToken" "Content-Type" = "application/json" } } Function Get-ApiUrl { <# .SYNOPSIS Returns the HTTP header for the Databricks API including authentication etc. .DESCRIPTION Returns the HTTP header for the Databricks API including authentication etc. .EXAMPLE Get-ApiUrl -ApiEndPoint "/2.0/secrets/scopes/list" #> [CmdletBinding()] param ( [Parameter(Mandatory = $true, Position = 1)] [string] $ApiEndpoint ) Write-Verbose "Getting Headers for Databricks API call ..." $result = Join-Parts -Separator "/" -Parts $script:dbApiRootUrl, $ApiEndpoint return $result } Function Add-Property { <# .SYNOPSIS Returns the HTTP header for the Databricks API including authentication etc. .DESCRIPTION Returns the HTTP header for the Databricks API including authentication etc. .EXAMPLE Get-DbRequestHeader #> [CmdletBinding()] param ( [Parameter(Mandatory = $true, Position = 1, ValueFromPipeline = $true)] [hashtable] $Hashtable, [Parameter(Mandatory = $true, Position = 2)] [string] $Name, [Parameter(Mandatory = $true, Position = 3)] [object][AllowNull()] $Value, [Parameter(Mandatory = $false, Position = 4)] [bool] $AllowEmptyValue = $false, [Parameter(Mandatory = $false, Position = 5)] [object] $NullValue = $null ) if($Value -eq $null -or $Value -eq $NullValue) { Write-Verbose "Found a null-Value to add ..." if($AllowEmptyValue) { Write-Verbose "Adding null-value ..." $Hashtable | Add-PropertyIfNotExists -Name $Name -Value $Value } else { Write-Verbose "null-value is omitted." # do nothing as we do not add Empty values } } elseif($Value.GetType().Name -eq 'Object[]') # array { Write-Verbose "Found an Array to add ..." if($Value.Count -gt 0 -or $AllowEmptyValue) { $Hashtable | Add-PropertyIfNotExists -Name $Name -Value $Value } } elseif($Value.GetType().Name -eq 'Hashtable') # hashtable { Write-Verbose "Found a Hashtable to add ..." if($Value.Count -gt 0 -or $AllowEmptyValue) { $Hashtable | Add-PropertyIfNotExists -Name $Name -Value $Value } } elseif($Value.GetType().Name -eq 'String') # String { Write-Verbose "Found a String to add ..." if(-not [string]::IsNullOrEmpty($Value) -or $AllowEmptyValue) { $Hashtable | Add-PropertyIfNotExists -Name $Name -Value $Value } } elseif($Value.GetType().Name -eq 'Boolean') # Boolean { Write-Verbose "Found a Boolean to add ..." $Hashtable | Add-PropertyIfNotExists -Name $Name -Value $Value.ToString().ToLower() } else { Write-Verbose "Found a $($Value.GetType().Name) to add ..." $Hashtable | Add-PropertyIfNotExists -Name $Name -Value $Value } } Function Add-PropertyIfNotExists { [CmdletBinding()] param ( [Parameter(Mandatory = $true, Position = 1, ValueFromPipeline = $true)] [hashtable] $Hashtable, [Parameter(Mandatory = $true, Position = 2)] [string] $Name, [Parameter(Mandatory = $true, Position = 3)][AllowNull()] [object] $Value, [Parameter(Mandatory = $false, Position = 4)] [switch] $Force ) # if the property does not exist or -Force is specified, we set/overwrite the value if(($Hashtable.Keys -notcontains $Name) -or $Force) { $Hashtable[$Name] = $Value } else { raise "Property $Name already exists! Use -Force parameter to overwrite it!" } } # Original Code from https://www.powershellgallery.com/packages/Carbon/2.1.0/Content/Functions%5CConvertTo-Base64.ps1 # Copied into here to avoid unnecessary dependencies function ConvertTo-Base64 { <# .SYNOPSIS Converts a value to base-64 encoding. .DESCRIPTION For some reason. .NET makes encoding a string a two-step process. This function makes it a one-step process. You're actually allowed to pass in `$null` and an empty string. If you do, you'll get `$null` and an empty string back. .PARAMETER Value The value to encode as Base64 string. Also allows pipelined input! .PARAMETER Encoding The encoding to use to convert the Base64 bytes to a string. Default is [Text.Encoding]::UTF8 .LINK ConvertFrom-Base64 .EXAMPLE ConvertTo-Base64 -Value 'Encode me, please!' Encodes `Encode me, please!` into a base-64 string. .EXAMPLE ConvertTo-Base64 -Value 'Encode me, please!' -Encoding ([Text.Encoding]::ASCII) Shows how to specify a custom encoding in case your string isn't in Unicode text encoding. .EXAMPLE 'Encode me!' | ConvertTo-Base64 Converts `Encode me!` into a base-64 string. #> [CmdletBinding()] param( [Parameter(Mandatory=$true,ValueFromPipeline=$true)] [AllowNull()] [AllowEmptyString()] [string[]] # The value to base-64 encoding. $Value, [Text.Encoding] $Encoding = ([Text.Encoding]::UTF8) ) begin { #Set-StrictMode -Version 'Latest' #Use-CallerPreference -Cmdlet $PSCmdlet -Session $ExecutionContext.SessionState } process { $Value | ForEach-Object { if( $_ -eq $null ) { return $null } $bytes = $Encoding.GetBytes($_) [Convert]::ToBase64String($bytes) } } } # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # Original Code from https://www.powershellgallery.com/packages/Carbon/2.1.0/Content/Functions%5CConvertFrom-Base64.ps1 # Copied into here to avoid unnecessary dependencies function ConvertFrom-Base64 { <# .SYNOPSIS Converts a base-64 encoded string back into its original string. .DESCRIPTION For some reason. .NET makes encoding a string a two-step process. This function makes it a one-step process. You're actually allowed to pass in `$null` and an empty string. If you do, you'll get `$null` and an empty string back. .PARAMETER Value The Base64 value to decode to a string. Also allows pipelined input! .PARAMETER Encoding The encoding to use to convert the Base64 bytes to a string. Default is [Text.Encoding]::UTF8 .LINK ConvertTo-Base64 .EXAMPLE ConvertFrom-Base64 -Value 'RW5jb2RlIG1lLCBwbGVhc2Uh' Decodes `RW5jb2RlIG1lLCBwbGVhc2Uh` back into its original string. .EXAMPLE ConvertFrom-Base64 -Value 'RW5jb2RlIG1lLCBwbGVhc2Uh' -Encoding ([Text.Encoding]::ASCII) Shows how to specify a custom encoding in case your string isn't in Unicode text encoding. .EXAMPLE 'RW5jb2RlIG1lIQ==' | ConvertTo-Base64 Shows how you can pipeline input into `ConvertFrom-Base64`. #> [CmdletBinding()] param( [Parameter(Mandatory=$true,ValueFromPipeline=$true)] [AllowNull()] [AllowEmptyString()] [string[]] # The base-64 string to convert. $Value, [Text.Encoding] # The encoding to use. Default is Unicode. $Encoding = ([Text.Encoding]::UTF8) ) begin { #Set-StrictMode -Version 'Latest' #Use-CallerPreference -Cmdlet $PSCmdlet -Session $ExecutionContext.SessionState } process { $Value | ForEach-Object { if( $_ -eq $null ) { return $null } $bytes = [Convert]::FromBase64String($_) $Encoding.GetString($bytes) } } } # TRY/CATCH with proper Error message on APIs #try { Invoke-RestMethod -Uri $Uri -Headers $Headers } #catch { ([System.IO.StreamReader]$_.Exception.Response.GetResponseStream()).ReadToEnd() } |