Troubleshooting Ubuntu Pro

Frequently Reported Issues

1. Invalid Token error when running command: sudo pro attach $(vmware-rpctool "info-get guestinfo.ut.vss.ubuntu_pro.token")

Solution:

Ensure the virtual machine is running on any of the clusters listed above.

output:

Run the following command through the vss-cli to attach Ubuntu Pro to your virtual machine

output:

Once you receive the confirmation that the Ubuntu Pro token is set up, proceed with updating packages on the desired virtual machine using the following commands:

2. Error: Failed to attach machine. See https://ubuntu.com/pro/dashboard" 

Solution:
Ensure you can connect to the contract url: https://vss-ubuntu-pro.eis.utoronto.ca

Try the following command:

output:

If your output is different, this means that you have a firewall or proxy configuration that is not allowing you to connect to our Ubuntu Pro instance. Feel free to contact us to troubleshoot further this issue.

3. Error when refreshing or updating Ubuntu Pro:

Error connecting to /v1/contracts/cAK_rvDKBntn7BB0ruAJUHrk34967cvhR4KRVUB5CQ08/machine-activity/56b0f2f01cec4317bae42dfa96b5ec9f: 401 {"code":401,"message":"token parsing failed"}

Solution:

1. Before accessing the virtual machine, execute the following vss-cli command to activate Ubuntu Pro environment variables.

   vss-cli --wait compute vm set {vm_id-or-name} ubuntu-pro attach

2. Access the virtual machine via ssh and upgrade to sudo permissions.

   ssh <USER>@<IP_ADDRESS> [-p <PORT>]

3. Download and execute the following script

   #!/bin/bash CONFIG_FILE="/etc/ubuntu-advantage/uaclient.conf" EXPECTED_URL="https://vss-ubuntu-pro.eis.utoronto.ca" CONTRACT_LINE=$(grep "^contract_url:" "$CONFIG_FILE" 2>/dev/null) if [[ "$CONTRACT_LINE" == "contract_url: $EXPECTED_URL" ]]; then # Step 1: Detach Ubuntu Livepatch canonical-livepatch disable if [ $? -ne 0 ]; then echo "Error: Unable to Disable Ubuntu Pro Livepatch. Contact the VSS Team at <vss@eis.utoronto.ca>" exit 1 fi # Step 2: Detach Ubuntu Pro pro detach --assume-yes if [ $? -ne 0 ]; then echo "Error: Unable to detach Ubuntu Pro. Contact the VSS Team at <vss@eis.utoronto.ca>" exit 2 fi # Step 3: Install the new version of Ubuntu Pro Client apt install -y ubuntu-pro-client if [ $? -ne 0 ]; then echo "Error: Unable to install the ubuntu-pro-client package." exit 3 fi # Step 4: Attach Ubuntu Livepatch canonical-livepatch enable $(vmware-rpctool "info-get guestinfo.ut.vss.ubuntu_pro.livepatch.token") if [ $? -ne 0 ]; then echo "Error: Command failed" exit 4 fi # Step 5: Attach Ubuntu Pro pro attach $(vmware-rpctool "info-get guestinfo.ut.vss.ubuntu_pro.token") if [ $? -ne 0 ]; then echo "Error: Unable to Attach Ubuntu Pro. Contact the VSS Team at <vss@eis.utoronto.ca>" exit 5 fi else echo "This virtual machine doesn't run Ubuntu Pro with VSS-Public configuration" exit 10 fi

4. Test the Ubuntu Pro is working properly as admin

   pro refresh

4. Error when refreshing or updating Ubuntu Pro: error executing status: livepatchd error: daemon shutting down

1. Restart the snap.canonical-livepatch.canonical-livepatchd.service service

   systemctl restart snap.canonical-livepatch.canonical-livepatchd.service

    

2. Check the status of the snap.canonical-livepatch.canonical-livepatchd.service service

   systemctl status snap.canonical-livepatch.canonical-livepatchd.service

References

How to check the Livepatch client status | Ubuntu