Control: PodTemplate containers argument bind address should be set to 127.0.0.1
Description
This check ensures that the container in the PodTemplate has argument bind address set to 127.0.0.1.
Usage
Run the control in your terminal:
powerpipe control run kubernetes_compliance.control.pod_template_container_argument_bind_address_127_0_0_1
Snapshot and share results via Turbot Pipes:
powerpipe loginpowerpipe control run kubernetes_compliance.control.pod_template_container_argument_bind_address_127_0_0_1 --share
SQL
This control uses a named query:
with container_list as ( select c ->> 'name' as container_name, trim('"' from split_part(co::text, '=', 2)) as value, j.name as pod_template from kubernetes_pod_template as j, jsonb_array_elements(template -> 'spec' -> 'containers') as c, jsonb_array_elements(c -> 'command') as co where (co)::text LIKE '%--bind-address=%'), container_name_with_pod_template_name as ( select j.name as pod_template_name, j.uid as pod_template_uid, j.path as path, j.start_line as start_line, j.end_line as end_line, j.context_name as context_name, j.namespace as namespace, j.source_type as source_type, j.tags as tags, j._ctx as _ctx, c.* from kubernetes_pod_template as j, jsonb_array_elements(template -> 'spec' -> 'containers') as c)select coalesce(j.pod_template_uid, concat(j.path, ':', j.start_line)) as resource, case when (j.value -> 'command') is null or not ((j.value -> 'command') @> '["kube-scheduler"]') then 'ok' when l.container_name is not null and (j.value -> 'command') @> '["kube-scheduler"]' and ((l.value) like '%127.0.0.1%') then 'ok' else 'alarm' end as status, case when (j.value -> 'command') is null then j.value ->> 'name' || ' command not defined.' when not ((j.value -> 'command') @> '["kube-scheduler"]') then j.value ->> 'name' || ' kube-scheduler not defined.' when l.container_name is not null and (j.value -> 'command') @> '["kube-scheduler"]' and ((l.value) like '%127.0.0.1%') then j.value ->> 'name' || ' bind address set to 127.0.0.1.' else j.value ->> 'name' || ' bind address not set to 127.0.0.1.' end as reason, j.pod_template_name as pod_template_name , coalesce(context_name, '') as context_name, namespace, source_type, coalesce(path || ':' || start_line || '-' || end_line, '') as pathfrom container_name_with_pod_template_name as j left join container_list as l on j.value ->> 'name' = l.container_name and j.pod_template_name = l.pod_template;