Manage ClickHouse® allow list

In this article, you can learn how to add, edit, delete allow list entries and control system services access to the data on your cluster.

Add an allow list entry

  1. Go to the Clusters overview page in the console.

  2. Select the cluster whose allow list you want to configure.

  3. Click the Allow List tab.

  4. Enter a single IP address or a CIDR in the IP address or CIDR textbox:

    • CIDR range notation looks like this: <IP address>/<Netmask>.

      Check the Netmask value with an external subnet calculator. For example, CIDR Subnet calculator .

    • Single IP address: enter the IP Address you want to add to the list.

    Note

    If you are going to give open access to your cluster, add 0.0.0.0/0 to your allow list - this will open the cluster to connections via IPv4. To allow IPv6 access, add ::/0.

  5. Type a description of the CIDR or the IP address you want to add to your allow list.

  6. Click Add.

Edit an allow list entry

  1. Go to the Clusters overview page in the console.

  2. Select the cluster whose allow list you want to configure.

  3. Click the Allow List tab.

  4. Select the entry you want to edit, click Edit.

  5. In the Edit Allow List Entry dialog:

    1. Edit an IP address or a CIDR in the IP address or CIDR textbox:

      If needed, check the Netmask value with an external subnet calculator. For example, CIDR Subnet calculator .

    2. Edit the Description field.

    3. Click Save.

Delete an allow list entry

  1. Go to the Clusters overview page in the console.

  2. Select the cluster the allow list of which you want to delete an entry from.

  3. Click the Allow List tab.

  4. Select the entry you want to remove, click Delete.

Control system services access to your cluster

  1. Go to the Clusters overview page in the console.

  2. Select the cluster the allow list of which you want to edit.

  3. Click the Allow List tab.

  4. Under SYSTEM SERVICES ACCESS, Allow or Block access of a system service to the data on your cluster.

See also