github.com/khulnasoft-lab/defsec@v1.0.5-0.20230827010352-5e9f46893d95/rules/cloud/policies/google/gke/enable_auto_upgrade.go (about)

     1  package gke
     2  
     3  import (
     4  	"github.com/khulnasoft-lab/defsec/internal/rules"
     5  	"github.com/khulnasoft-lab/defsec/pkg/providers"
     6  	"github.com/khulnasoft-lab/defsec/pkg/scan"
     7  	"github.com/khulnasoft-lab/defsec/pkg/severity"
     8  	"github.com/khulnasoft-lab/defsec/pkg/state"
     9  )
    10  
    11  var CheckEnableAutoUpgrade = rules.Register(
    12  	scan.Rule{
    13  		AVDID:       "AVD-GCP-0058",
    14  		Provider:    providers.GoogleProvider,
    15  		Service:     "gke",
    16  		ShortCode:   "enable-auto-upgrade",
    17  		Summary:     "Kubernetes should have 'Automatic upgrade' enabled",
    18  		Impact:      "Nodes will need the cluster master version manually updating",
    19  		Resolution:  "Enable automatic upgrades",
    20  		Explanation: `Automatic updates keep nodes updated with the latest cluster master version.`,
    21  		Links:       []string{},
    22  		Terraform: &scan.EngineMetadata{
    23  			GoodExamples:        terraformEnableAutoUpgradeGoodExamples,
    24  			BadExamples:         terraformEnableAutoUpgradeBadExamples,
    25  			Links:               terraformEnableAutoUpgradeLinks,
    26  			RemediationMarkdown: terraformEnableAutoUpgradeRemediationMarkdown,
    27  		},
    28  		Severity: severity.Low,
    29  	},
    30  	func(s *state.State) (results scan.Results) {
    31  		for _, cluster := range s.Google.GKE.Clusters {
    32  			for _, nodePool := range cluster.NodePools {
    33  				if nodePool.Management.EnableAutoUpgrade.IsFalse() {
    34  					results.Add(
    35  						"Node pool does not have auto-upgraade enabled.",
    36  						nodePool.Management.EnableAutoUpgrade,
    37  					)
    38  				} else {
    39  					results.AddPassed(&nodePool)
    40  				}
    41  
    42  			}
    43  		}
    44  		return
    45  	},
    46  )