Stackdriver Logging Disabled

• Query id: 4c7ebcb2-eae2-461e-bc83-456ee2d4f694
• Query name: Stackdriver Logging Disabled
• Platform: Terraform
• Severity: Medium
• Category: Observability
• CWE: 778
• URL: Github

Description

Kubernetes Engine Clusters must have Stackdriver Logging enabled, which means the attribute 'logging_service' must be defined and different from 'none'
Documentation

Code samples

Code samples with security vulnerabilities

Positive test num. 1 - tf file

#this is a problematic code where the query should report a result(s)
resource "google_container_cluster" "positive1" {
  name               = "marcellus-wallace"
  location           = "us-central1-a"
  initial_node_count = 3
  logging_service = "none"

  timeouts {
    create = "30m"
    update = "40m"
  }
}

resource "google_container_cluster" "positive2" {
  name               = "marcellus-wallace"
  location           = "us-central1-a"
  initial_node_count = 3
  logging_service = "logging.googleapis.com"

  timeouts {
    create = "30m"
    update = "40m"
  }
}

Code samples without security vulnerabilities

Negative test num. 1 - tf file

#this code is a correct code for which the query should not find any result
resource "google_container_cluster" "negative1" {
  name               = "marcellus-wallace"
  location           = "us-central1-a"
  initial_node_count = 3
  logging_service = "logging.googleapis.com/kubernetes"

  timeouts {
    create = "30m"
    update = "40m"
  }
}

# Logging service defaults to Stackdriver, so it's okay to be undefined
resource "google_container_cluster" "negative2" {
  name               = "marcellus-wallace"
  location           = "us-central1-a"
  initial_node_count = 3

  timeouts {
    create = "30m"
    update = "40m"
  }
}