Busk: Created page with "# Join script join-ad.sh ``` #!/bin/bash set -eux DEFAULT_OU="OU=Example,DC=corp,DC=example,DC=com" unjoin_domain() { echo "Unjoining from the current domain..." if..."

2025-02-28T18:25:53Z

Created page with "# Join script join-ad.sh ``` #!/bin/bash set -eux DEFAULT_OU="OU=Example,DC=corp,DC=example,DC=com" unjoin_domain() { echo "Unjoining from the current domain..." if..."

New page

# Join script

join-ad.sh
```
#!/bin/bash
set -eux

DEFAULT_OU="OU=Example,DC=corp,DC=example,DC=com"

unjoin_domain() {
echo "Unjoining from the current domain..."
if sudo realm leave; then
echo "Domain unjoin complete. You may now rejoin the domain."
else
echo "Failed to unjoin domain. Please check your configuration."
fi
}

REALM_OUTPUT=$(realm list 2>/dev/null || true)

if [[ -z "$REALM_OUTPUT" ]]; then
echo "This machine is not joined to any domain."
else
echo "This machine is already joined to a domain."
echo "$REALM_OUTPUT"
read -r -p "Do you want to unjoin the domain before proceeding? (y/n): " UNJOIN_CHOICE || true
if [[ "${UNJOIN_CHOICE:-n}" =~ ^[Yy]$ ]]; then
unjoin_domain
else
echo "Exiting. No changes made."
fi
exit 0
fi

read -p "Enter domain (e.g. example.com): " DOMAIN
read -p "Enter admin username: " ADMIN_USER
echo ""
read -p "Enter computer OU (default: $DEFAULT_OU): " COMPUTER_OU
COMPUTER_OU=${COMPUTER_OU:-"$DEFAULT_OU"}

if grep -qi ubuntu /etc/os-release; then
echo "Detected Ubuntu. Installing required packages..."
sudo apt update && sudo apt install -y realmd sssd adcli samba-common-bin krb5-user packagekit
elif grep -qi -E "rhel|centos|fedora" /etc/os-release; then
echo "Detected Red Hat/CentOS/Fedora. Installing required packages..."
sudo yum install -y realmd sssd adcli samba-common oddjob oddjob-mkhomedir krb5-workstation
else
echo "Unsupported OS. Exiting."
exit 1
fi

realm discover "$DOMAIN"

echo "Will perform join in 10 seconds. ctrl-c to cancel"; sleep 10

sudo realm join --computer-ou="$COMPUTER_OU" --user="$ADMIN_USER" "$DOMAIN"

realm list
# realm leave
```

# Powershell Windows

```
$NewDomain = "corp.example.com"
$OUPath = "OU=Example,DC=corp,DC=example,DC=com"
$NewDomainUser = "internal\<new join account>"
$NewDomainPassword = ConvertTo-SecureString "YourSecurePassword" -AsPlainText -Force
$NewDomainCredential = New-Object System.Management.Automation.PSCredential ($NewDomainUser, $NewDomainPassword)

$UnjoinDomainUser = "extendhealth\svc-domjoin"
$UnjoinDomainPassword = ConvertTo-SecureString "YourSecurePassword" -AsPlainText -Force
$UnjoinDomainCredential = New-Object System.Management.Automation.PSCredential ($UnjoinDomainUser, $UnjoinDomainPassword)

# Remove from current domain and join to new domain
Add-Computer -DomainName $NewDomain `
-Credential $NewDomainCredential `
-OUPath $OUPath `
-UnjoinDomainCredential $UnjoinDomainCredential `
-Force `
-Restart

```

Active Directory Join Linux Windows - Revision history

Busk: Created page with "# Join script join-ad.sh ``` #!/bin/bash set -eux DEFAULT_OU="OU=Example,DC=corp,DC=example,DC=com" unjoin_domain() { echo "Unjoining from the current domain..." if..."