github.com/khulnasoft-lab/defsec@v1.0.5-0.20230827010352-5e9f46893d95/rules/cloud/policies/nifcloud/computing/add_security_group_to_instance.go (about)

     1  package computing
     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 CheckAddSecurityGroupToInstance = rules.Register(
    12  	scan.Rule{
    13  		AVDID:       "AVD-NIF-0004",
    14  		Aliases:     []string{"nifcloud-computing-add-security-group-to-instance"},
    15  		Provider:    providers.NifcloudProvider,
    16  		Service:     "computing",
    17  		ShortCode:   "add-security-group-to-instance",
    18  		Summary:     "Missing security group for instance.",
    19  		Impact:      "A security group controls the traffic that is allowed to reach and leave the resources that it is associated with.",
    20  		Resolution:  "Add security group for all instances",
    21  		Explanation: "Need to add a security group to your instance.",
    22  		Links: []string{
    23  			"https://pfs.nifcloud.com/help/server/change_fw.htm",
    24  		},
    25  		Terraform: &scan.EngineMetadata{
    26  			GoodExamples:        terraformAddSecurityGroupToInstanceGoodExamples,
    27  			BadExamples:         terraformAddSecurityGroupToInstanceBadExamples,
    28  			Links:               terraformAddSecurityGroupToInstanceLinks,
    29  			RemediationMarkdown: terraformAddSecurityGroupToInstanceRemediationMarkdown,
    30  		},
    31  		Severity: severity.Critical,
    32  	},
    33  	func(s *state.State) (results scan.Results) {
    34  		for _, instance := range s.Nifcloud.Computing.Instances {
    35  			if instance.Metadata.IsUnmanaged() {
    36  				continue
    37  			}
    38  			if instance.SecurityGroup.IsEmpty() {
    39  				results.Add(
    40  					"Instance does not have a securiy group.",
    41  					instance.SecurityGroup,
    42  				)
    43  			} else {
    44  				results.AddPassed(&instance)
    45  			}
    46  		}
    47  		return
    48  	},
    49  )