DSCResources/MSFT_xCertificateImport/MSFT_xCertificateImport.psm1

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
#Requires -Version 4.0

$modulePath = Join-Path -Path (Split-Path -Path (Split-Path -Path $PSScriptRoot -Parent) -Parent) -ChildPath 'Modules'

# Import the Certificate Common Modules
Import-Module -Name (Join-Path -Path $modulePath `
        -ChildPath (Join-Path -Path 'CertificateDsc.Common' `
            -ChildPath 'CertificateDsc.Common.psm1'))

# Import the Certificate Resource Helper Module
Import-Module -Name (Join-Path -Path $modulePath `
        -ChildPath (Join-Path -Path 'CertificateDsc.ResourceHelper' `
            -ChildPath 'CertificateDsc.ResourceHelper.psm1'))

# Import Localization Strings
$localizedData = Get-LocalizedData `
    -ResourceName 'MSFT_xCertificateImport' `
    -ResourcePath (Split-Path -Parent $Script:MyInvocation.MyCommand.Path)

<#
    .SYNOPSIS
    Returns the current state of the CER Certificte file that should be imported.
 
    .PARAMETER Thumbprint
    The thumbprint (unique identifier) of the certificate you're importing.
 
    .PARAMETER Path
    The path to the CER file you want to import.
 
    .PARAMETER Location
    The Windows Certificate Store Location to import the certificate to.
 
    .PARAMETER Store
    The Windows Certificate Store Name to import the certificate to.
 
    .PARAMETER Ensure
    Specifies whether the certificate should be present or absent.
#>

function Get-TargetResource
{
    [CmdletBinding()]
    [OutputType([Hashtable])]
    param
    (
        [Parameter(Mandatory = $true)]
        [ValidateScript( { $_ | Test-Thumbprint } )]
        [System.String]
        $Thumbprint,

        [Parameter(Mandatory = $true)]
        [ValidateScript( { $_ | Test-CertificatePath } )]
        [System.String]
        $Path,

        [Parameter(Mandatory = $true)]
        [ValidateSet('CurrentUser', 'LocalMachine')]
        [System.String]
        $Location,

        [Parameter(Mandatory = $true)]
        [ValidateNotNullOrEmpty()]
        [System.String]
        $Store,

        [Parameter()]
        [ValidateSet('Present', 'Absent')]
        [System.String]
        $Ensure = 'Present'
    )

    $certificateStore = 'Cert:' |
        Join-Path -ChildPath $Location |
        Join-Path -ChildPath $Store

    Write-Verbose -Message ( @(
            "$($MyInvocation.MyCommand): "
            $($LocalizedData.GettingCertificateStatusMessage -f $Thumbprint,$certificateStore)
        ) -join '' )

    if ((Test-Path $certificateStore) -eq $false)
    {
        New-InvalidArgumentException `
            -Message ($LocalizedData.CertificateStoreNotFoundError -f $certificateStore) `
            -ArgumentName 'Store'
    }

    $checkEnsure = [Bool] (
        $certificateStore |
        Get-ChildItem |
        Where-Object -FilterScript { $_.Thumbprint -ieq $Thumbprint }
    )
    if ($checkEnsure)
    {
        $Ensure = 'Present'
    }
    else
    {
        $Ensure = 'Absent'
    }

    @{
        Thumbprint = $Thumbprint
        Path       = $Path
        Location   = $Location
        Store      = $Store
        Ensure     = $Ensure
    }
} # end function Get-TargetResource

<#
    .SYNOPSIS
    Tests if the CER Certificate file needs to be imported or removed.
 
    .PARAMETER Thumbprint
    The thumbprint (unique identifier) of the certificate you're importing.
 
    .PARAMETER Path
    The path to the CER file you want to import.
 
    .PARAMETER Location
    The Windows Certificate Store Location to import the certificate to.
 
    .PARAMETER Store
    The Windows Certificate Store Name to import the certificate to.
 
    .PARAMETER Ensure
    Specifies whether the certificate should be present or absent.
#>

function Test-TargetResource
{
    [CmdletBinding()]
    [OutputType([Boolean])]
    param
    (
        [Parameter(Mandatory = $true)]
        [ValidateScript( { $_ | Test-Thumbprint } )]
        [System.String]
        $Thumbprint,

        [Parameter(Mandatory = $true)]
        [ValidateScript( { $_ | Test-CertificatePath } )]
        [System.String]
        $Path,

        [Parameter(Mandatory = $true)]
        [ValidateSet('CurrentUser', 'LocalMachine')]
        [System.String]
        $Location,

        [Parameter(Mandatory = $true)]
        [ValidateNotNullOrEmpty()]
        [System.String]
        $Store,

        [Parameter()]
        [ValidateSet('Present', 'Absent')]
        [System.String]
        $Ensure = 'Present'
    )

    $result = @(Get-TargetResource @PSBoundParameters)

    $certificateStore = 'Cert:' |
        Join-Path -ChildPath $Location |
        Join-Path -ChildPath $Store

    Write-Verbose -Message ( @(
            "$($MyInvocation.MyCommand): "
            $($LocalizedData.TestingCertificateStatusMessage -f $Thumbprint,$CertificateStore)
        ) -join '' )

    if ($Ensure -ne $result.Ensure)
    {
        return $false
    }
    return $true
} # end function Test-TargetResource

<#
    .SYNOPSIS
    Imports or removes the specified CER Certifiicate file.
 
    .PARAMETER Thumbprint
    The thumbprint (unique identifier) of the certificate you're importing.
 
    .PARAMETER Path
    The path to the CER file you want to import.
 
    .PARAMETER Location
    The Windows Certificate Store Location to import the certificate to.
 
    .PARAMETER Store
    The Windows Certificate Store Name to import the certificate to.
 
    .PARAMETER Ensure
    Specifies whether the certificate should be present or absent.
#>

function Set-TargetResource
{
    [CmdletBinding(SupportsShouldProcess)]
    param
    (
        [Parameter(Mandatory = $true)]
        [ValidateScript( { $_ | Test-Thumbprint } )]
        [System.String]
        $Thumbprint,

        [Parameter(Mandatory = $true)]
        [ValidateScript( { $_ | Test-CertificatePath } )]
        [System.String]
        $Path,

        [Parameter(Mandatory = $true)]
        [ValidateSet('CurrentUser', 'LocalMachine')]
        [System.String]
        $Location,

        [Parameter(Mandatory = $true)]
        [ValidateNotNullOrEmpty()]
        [System.String]
        $Store,

        [Parameter()]
        [ValidateSet('Present', 'Absent')]
        [System.String]
        $Ensure = 'Present'
    )

    $certificateStore = 'Cert:' |
        Join-Path -ChildPath $Location |
        Join-Path -ChildPath $Store

    Write-Verbose -Message ( @(
            "$($MyInvocation.MyCommand): "
            $($LocalizedData.SettingCertificateStatusMessage -f $Thumbprint,$certificateStore)
        ) -join '' )

    if ($Ensure -ieq 'Present')
    {
        if ($PSCmdlet.ShouldProcess(($LocalizedData.ImportingCertificateShould `
            -f $Path,$certificateStore)))
        {
            # Import the certificate into the Store
            Write-Verbose -Message ( @(
                    "$($MyInvocation.MyCommand): "
                    $($LocalizedData.ImportingCertficateMessage -f $Path,$certificateStore)
                ) -join '' )

            $importCertificateParameters = @{
                CertStoreLocation = $certificateStore
                FilePath          = $Path
                Verbose           = $VerbosePreference
            }

            # If the built in PKI cmdlet exists then use that, otherwise command in Common module.
            if (Test-CommandExists -Name 'Import-Certificate')
            {
                Import-Certificate @importCertificateParameters
            }
            else
            {
                Import-CertificateEx @importCertificateParameters
            }
        }
    }
    elseif ($Ensure -ieq 'Absent')
    {
        # Remove the certificate from the Store
        Write-Verbose -Message ( @(
                "$($MyInvocation.MyCommand): "
                $($LocalizedData.RemovingCertficateMessage -f $Thumbprint,$certificateStore)
            ) -join '' )

        Get-ChildItem -Path $certificateStore |
            Where-Object { $_.Thumbprint -ieq $Thumbprint } |
            Remove-Item -Force
    }
}  # end function Test-TargetResource

Export-ModuleMember -Function *-TargetResource