OpenShift Security Operations
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Internal
List All Cluster Role Bindings
oc get clusterrolebindings
List Role Bindings for a Specific Role
oc get clusterrolebindings/cluster-admins
List All Project Role Bindings
oc get rolebindings [-n <target-project-name>]
Alternative:
oc describe policyBindings
Can I?
oc policy can-i
Who Can?
oc policy who-can
Make a User a Cluster Administrator
This command can be used to make regular users cluster administrators:
oadm policy add-cluster-role-to-user cluster-admin ovidiu
Assign a Cluster Role to an User
oadm policy add-cluster-role-to-user cluster-reader nodev
Enable system:admin Remote Access
OAuth Client Operations
List all OAuth clients:
oc get oauthclients
List one:
oc get oauthclient kibana-proxy
oc edit oauthclient kibana-proxy
'Secret' Operations
List Secrets
List all secrets:
oc get secrets
Create a Secret
echo "..." > ./some-data.txt oc secret new some-secret key_1=some-data.txt
.gitconfig File-Based
oc secret new <secret-name> .gitconfig=path/to/.gitconfig
Basic Authentication
oc secrets new-basicauth <secret-name> --username=<user-name> --password=<password>
SSK Key
oc secrets new-sshauth <secret-name> --ssh-privatekey=$HOME/.ssh/id_rsa
Secrets can be combined.
Link the Secret to a Service Account
oc secrets link <service-account-name> <secret-name>
More service account operations, below Service Account Operations.
Extract Data from a Secret
Extract data from a given secret:
cd ~/tmp oc extract secret/logging-kibana-proxy [--keys=oauth-secret] --confirm
Expose as Environment Variable
oc env <target-object> --from=secret/<secret-name> --prefix=DB_
Expose as a Mounted Volume
oc set volume <target-object> --add --overwrite --name=<some-name> --mount-path /some-path --secret-name=<secret-name>
Service Account Operations
Query Service Accounts for a Project
oc get sa
oc get serviceaccount [service-account-name]
List the Secrets associated with a Service Account
oc get sa -o yaml <service-account-name>
apiVersion: v1 kind: ServiceAccount ... imagePullSecrets: - name: builder-dockercfg-pgcfb secrets: - name: builder-token-04jmh - name: builder-dockercfg-pgcfb
Link the Secret to a Service Account
Create a New Service Account
Service accounts can be created as follows:
echo '{"kind":"ServiceAccount","apiVersion":"v1","metadata":{"name":"registry"}}' | oc create -n default -f -
Security Context Constraints Operations
Aslo see
Get All SCCs
Return all cluster-wide available SCCs. The cluster administrators can execute the command:
oc get scc
Get a SCC
oc get -o yaml scc/<scc-name>