opscli Shell Command Guide
1. Specify Target Hosts
- Single Host
Use the -i flag to specify a single host IP.
-i 1.1.1.1
You can also specify a username and password with the --username and --password flags:
--username <your-username> --password <your-password>
- Batch Hosts
To specify multiple hosts, you can use a file or comma-separated IP addresses.
- From a File (
hosts.txt)
-i hosts.txt
Example content of hosts.txt:
1.1.1.1
2.2.2.2
- Comma-separated IPs
-i 1.1.1.1,2.2.2.2
- All Nodes in a Cluster
-i ~/.kube/config --nodename all
By default, -i points to ~/.kube/config.
- Specific Node in a Cluster
-i ~/.kube/config --nodename node1
Where node1 is the node name.
2. View Cluster Images
- For Single Machine
/usr/local/bin/opscli task -f ~/.ops/tasks/list-podimage.yaml --namespace all
3. Cluster Bulk Operations
- All Nodes
To run a command on all nodes:
opscli shell --content "uname -a" --nodename all
- Specific Node
To run a command on a specific node:
opscli shell --content "uname -a" --nodename node1
- Specify kubeconfig
To specify a custom kubeconfig, use the -i flag:
opscli shell -i ~/Documents/opscli/prod --content "uname -a" --nodename node1