DSCResources/TYConsulting_cPowerShellRepository/TYConsulting_cPowerShellRepository.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
Function Get-TargetResource
{
    [CmdletBinding()]
    [OutputType([System.Collections.Hashtable])]
    param(
      [ValidateSet("Present","Absent")]
  [System.String]
  $Ensure = "Present",

  [parameter(Mandatory = $true)]
      [ValidateNotNullOrEmpty()]
  [System.String]
  $Name,

      [ValidateSet("Trusted","Untrusted")]
  [System.String]
  $InstallationPolicy = "Untrusted",

  [parameter(Mandatory = $true)]
      [ValidateNotNullOrEmpty()]
  [System.String]
  $SourceLocation,

  [parameter(Mandatory = $false)]
      [ValidateNotNullOrEmpty()]
  [System.String]
  $PublishLocation,

  [parameter(Mandatory = $false)]
  [System.String]
  $PackageManagementProvider = 'NuGet'
    )
    #Set-StrictMode -Off
    Write-Verbose "Checking if PowerShellGet module is imported."
    if (Get-Module -Name PowerShellGet)
    {
      Write-Verbose "PowerShellGet module already imported."
    } else {
      Write-Verbose "PowerShellGetModule not imported. importing now"
      Write-Verbose "PS Module Path: '$env:PSModulePath'"
      If (Get-Module -Name PowerShellGet -ListAvailable)
      {
        Import-Module PowerShellGet -Global -Force
      } else {
        Write-Verbose "Unable to find PowerShellGet module."
      }
    }
    Write-Verbose "Checking if PS Repository '$Name' exists."
    $PSRepository = PowerShellGet\Get-PSRepository -Name $Name -ErrorVariable ev1 -ErrorAction SilentlyContinue
    If ($null -eq $ev1 -or $ev1.count -eq 0)
    {
      Write-Verbose "PS Repository '$Name' is Present."
      $Ensure = 'Present'
    } else {
    Write-Verbose "PS Repository '$Name' is Absent."
      $Ensure = 'Absent'
    }
    
    $GetTargetResourceResult = $null
    $GetTargetResourceResult = @{
      Name = $Name
      Ensure = $Ensure
      InstallationPolicy = $PSRepository.InstallationPolicy
      SourceLocation = $PSRepository.SourceLocation
      PublishLocation = $PSRepository.PublishLocation
      PackageManagementProvider = $PSRepository.PackageManagementProvider
    }
    $GetTargetResourceResult
}

Function Set-TargetResource
{
    [CmdletBinding()]
    param(
      [ValidateSet("Present","Absent")]
  [System.String]
  $Ensure = "Present",

  [parameter(Mandatory = $true)]
      [ValidateNotNullOrEmpty()]
  [System.String]
  $Name,

      [ValidateSet("Trusted","Untrusted")]
  [System.String]
  $InstallationPolicy = "Untrusted",

  [parameter(Mandatory = $true)]
      [ValidateNotNullOrEmpty()]
  [System.String]
  $SourceLocation,

  [parameter(Mandatory = $false)]
      [ValidateNotNullOrEmpty()]
  [System.String]
  $PublishLocation,

  [parameter(Mandatory = $false)]
  [System.String]
  $PackageManagementProvider = 'NuGet'
    )
    #Set-StrictMode -Off
    Write-Verbose "Checking if PowerShellGet module is imported."
    if (Get-Module -Name PowerShellGet)
    {
      Write-Verbose "PowerShellGet module already imported."
    } else {
      Write-Verbose "PowerShellGetModule not imported. importing now"
      Write-Verbose "PS Module Path: '$env:PSModulePath'"
      If (Get-Module -Name PowerShellGet -ListAvailable)
      {
        Import-Module PowerShellGet -Global -Force
      } else {
        Write-Verbose "Unable to find PowerShellGet module."
      }
    }
    #$PSRepository = Get-PSRepository | Where-Object {$_.Name -ieq $Name}
    Write-Verbose "Ensure PS Repository '$Name' is '$Ensure'."
    $PSRepository = PowerShellGet\Get-PSRepository -Name $Name -ErrorVariable ev2 -ErrorAction SilentlyContinue
    Switch ($Ensure)
    {
      'Present'
      {
        If ($null -eq $ev2 -or $ev2.count -eq 0)
        {
          Write-Verbose "PS Repository '$Name' already exist. Configuring it with configured parameters."
          $Parms = @{
            Name = $Name
            InstallationPolicy = $InstallationPolicy
            SourceLocation = $SourceLocation
            PublishLocation = $PublishLocation
            PackageManagementProvider = $PackageManagementProvider
          }
          $SetPSRepository = PowerShellGet\Set-PSRepository @Parms 
        } else {
          Write-Verbose "PS Repository '$Name' does not exist. creating it now."
          $Parms = @{
            Name = $Name
            InstallationPolicy = $InstallationPolicy
            SourceLocation = $SourceLocation
            PublishLocation = $PublishLocation
            PackageManagementProvider = $PackageManagementProvider
          }
          $NewPSRepository = PowerShellGet\Register-PSRepository @Parms -ErrorAction SilentlyContinue
        }
      }
      'Absent'
      {
        If ($null -eq $ev2 -or $ev2.count -eq 0)
        {
          Write-Verbose "PS Repository '$Name' exists, removing it now."
          $RemovePSRepository = PowerShellGet\Unregister-PSRepository -Name $Name
        } else {
          Write-Verbose "PS Repository '$Name' does not exist. No need to remove it."
        }
      }
    }
    if(!(Test-TargetResource @PSBoundParameters))
    {
        throw "Set-TargetResouce failed"
    }
}

Function Test-TargetResource
{
    [CmdletBinding()]
    [OutputType([System.Boolean])]
    param(
      [ValidateSet("Present","Absent")]
  [System.String]
  $Ensure = "Present",

  [parameter(Mandatory = $true)]
      [ValidateNotNullOrEmpty()]
  [System.String]
  $Name,

      [ValidateSet("Trusted","Untrusted")]
  [System.String]
  $InstallationPolicy = "Untrusted",

  [parameter(Mandatory = $true)]
      [ValidateNotNullOrEmpty()]
  [System.String]
  $SourceLocation,

  [parameter(Mandatory = $false)]
      [ValidateNotNullOrEmpty()]
  [System.String]
  $PublishLocation,

  [parameter(Mandatory = $false)]
  [System.String]
  $PackageManagementProvider = 'NuGet'
    )
    #Set-StrictMode -Off
    $PSRepository = Get-TargetResource @PSBoundParameters
    $Result = ($PSRepository.Ensure -eq $Ensure)
    #If test result is $true and Ensure = "Present", then check PS repository configurations
    If ($Result -eq $true -and $Ensure -ieq "Present")
    {
      if ($InstallationPolicy -ine $PSRepository.InstallationPolicy)
      {
        Write-Verbose "PS Repository '$Name' InstallationPolicy is not configured as defined in the configuration. Desired Value: '$InstallationPolicy', Current Configuration: '$($PSRepository.InstallationPolicy)'"
        $Result = $false
      }
      if ($SourceLocation -ine $PSRepository.SourceLocation)
      {
        Write-Verbose "PS Repository '$Name' SourceLocation is not configured as defined in the configuration. Desired Value: '$SourceLocation', Current Configuration: '$($PSRepository.SourceLocation)'"
        $Result = $false
      }
      if ($PublishLocation -ine $PSRepository.PublishLocation)
      {
        Write-Verbose "PS Repository '$Name' PublishLocation is not configured as defined in the configuration. Desired Value: '$PublishLocation', Current Configuration: '$($PSRepository.PublishLocation)'"
        $Result = $false
      }
      if ($PackageManagementProvider -ine $PSRepository.PackageManagementProvider)
      {
        Write-Verbose "PS Repository '$Name' PackageManagementProvider is not configured as defined in the configuration. Desired Value: '$PackageManagementProvider', Current Configuration: '$($PSRepository.PackageManagementProvider)'"
        $Result = $false
      }
    }
    Write-Verbose "Test Result: $Result"
    $Result
}

Export-ModuleMember -Function *-TargetResource