TP2

scripts/dhcp_config.ps1

@@ -0,0 +1,43 @@
+if (-not ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
+    Write-Error "Exécutez ce script en tant qu'administrateur."
+    exit 1
+}
+
+$ScopeName = 'LAN_EntrepriseXYZ'
+$StartIP = '192.168.147.200'
+$EndIP = '192.168.147.220'
+$SubnetMask = '255.255.255.0'
+$ScopeId = '192.168.147.0'
+$DnsServer = '192.168.147.10'
+$Router = '192.168.147.1'
+$Domain = 'entreprisexyz.local'
+$ResName = 'Admin-PC'
+$ResIP = '192.168.147.201'
+$ResMac = '00-11-22-33-44-55'
+
+# Install DHCP Role if not present
+$dhcpFeature = Get-WindowsFeature -Name 'DHCP'
+if (-not $dhcpFeature.Installed) {
+    Write-Host "Installation du rôle DHCP..."
+    Install-WindowsFeature -Name 'DHCP' -IncludeManagementTools -ErrorAction Stop | Out-Null
+    Write-Host "Rôle DHCP installé." -ForegroundColor Green
+}
+
+try {
+    if (-not (Get-DhcpServerv4Scope -ScopeId $ScopeId -ErrorAction SilentlyContinue)) {
+        Add-DhcpServerv4Scope -Name $ScopeName -StartRange $StartIP -EndRange $EndIP -SubnetMask $SubnetMask -State Active -LeaseDuration (New-TimeSpan -Days 8) -ErrorAction Stop
+        Write-Host "Étendue '$ScopeName' créée : $StartIP - $EndIP"
+    }
+    else {
+        Write-Host "Étendue '$ScopeName' existe déjà."
+    }
+
+    Set-DhcpServerv4OptionValue -ScopeId $ScopeId -DnsServer $DnsServer -Router $Router -DnsDomain $Domain -ErrorAction Stop
+    Write-Host "Options DHCP configurées : DNS=$DnsServer, Passerelle=$Router, Domaine=$Domain"
+
+    Add-DhcpServerv4Reservation -ScopeId $ScopeId -IPAddress $ResIP -ClientId $ResMac -Name $ResName -Description 'Réservation poste administratif' -ErrorAction Stop
+    Write-Host "Réservation ajoutée : $ResName -> $ResIP ($ResMac)"
+}
+catch {
+    Write-Warning "Opération échouée : $_"
+}

scripts/dns_config.ps1

@@ -0,0 +1,32 @@
+if (-not ([Security.Principal.WindowsPrincipal] [Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
+    Write-Error "Exécutez ce script en tant qu'administrateur."
+    exit 1
+}
+
+Import-Module DnsServer -ErrorAction Stop
+
+$zoneName    = 'entreprisexyz.local'
+$aName       = 'srv-dc1'
+$aIP         = '192.168.147.10'
+$forwarders  = @('8.8.8.8','8.8.4.4')
+
+if (-not (Get-DnsServerZone -Name $zoneName -ErrorAction SilentlyContinue)) {
+    Add-DnsServerPrimaryZone -Name $zoneName -ZoneFile "$zoneName.dns" -DynamicUpdate None -ErrorAction Stop
+    Write-Host "Zone primaire '$zoneName' créée."
+} else {
+    Write-Host "Zone '$zoneName' existe déjà."
+}
+
+if (-not (Get-DnsServerResourceRecord -ZoneName $zoneName -Name $aName -RRType 'A' -ErrorAction SilentlyContinue)) {
+    Add-DnsServerResourceRecordA -Name $aName -ZoneName $zoneName -IPv4Address $aIP -TimeToLive ([TimeSpan]::FromHours(1)) -ErrorAction Stop
+    Write-Host "Enregistrement A ajouté : $aName.$zoneName -> $aIP"
+} else {
+    Write-Host "Enregistrement A $aName.$zoneName existe déjà."
+}
+
+try {
+    Set-DnsServerForwarder -IPAddress $forwarders -ErrorAction Stop
+    Write-Host "Redirecteurs DNS configurés : $($forwarders -join ', ')"
+} catch {
+    Write-Warning "Échec configuration redirecteurs : $_"
+}