github.com/jpreese/tflint@v0.19.2-0.20200908152133-b01686250fb6/rules/awsrules/aws_spot_fleet_request_invalid_excess_capacity_termination_policy.go (about)

     1  package awsrules
     2  
     3  import (
     4  	"fmt"
     5  	"log"
     6  
     7  	hcl "github.com/hashicorp/hcl/v2"
     8  	"github.com/terraform-linters/tflint/tflint"
     9  )
    10  
    11  // AwsSpotFleetRequestInvalidExcessCapacityTerminationPolicyRule checks the pattern is valid
    12  type AwsSpotFleetRequestInvalidExcessCapacityTerminationPolicyRule struct {
    13  	resourceType  string
    14  	attributeName string
    15  	enum          []string
    16  }
    17  
    18  // NewAwsSpotFleetRequestInvalidExcessCapacityTerminationPolicyRule returns new rule with default attributes
    19  func NewAwsSpotFleetRequestInvalidExcessCapacityTerminationPolicyRule() *AwsSpotFleetRequestInvalidExcessCapacityTerminationPolicyRule {
    20  	return &AwsSpotFleetRequestInvalidExcessCapacityTerminationPolicyRule{
    21  		resourceType:  "aws_spot_fleet_request",
    22  		attributeName: "excess_capacity_termination_policy",
    23  		enum: []string{
    24  			"Default",
    25  			"NoTermination",
    26  		},
    27  	}
    28  }
    29  
    30  // Name returns the rule name
    31  func (r *AwsSpotFleetRequestInvalidExcessCapacityTerminationPolicyRule) Name() string {
    32  	return "aws_spot_fleet_request_invalid_excess_capacity_termination_policy"
    33  }
    34  
    35  // Enabled returns whether the rule is enabled by default
    36  func (r *AwsSpotFleetRequestInvalidExcessCapacityTerminationPolicyRule) Enabled() bool {
    37  	return true
    38  }
    39  
    40  // Severity returns the rule severity
    41  func (r *AwsSpotFleetRequestInvalidExcessCapacityTerminationPolicyRule) Severity() string {
    42  	return tflint.ERROR
    43  }
    44  
    45  // Link returns the rule reference link
    46  func (r *AwsSpotFleetRequestInvalidExcessCapacityTerminationPolicyRule) Link() string {
    47  	return ""
    48  }
    49  
    50  // Check checks the pattern is valid
    51  func (r *AwsSpotFleetRequestInvalidExcessCapacityTerminationPolicyRule) Check(runner *tflint.Runner) error {
    52  	log.Printf("[TRACE] Check `%s` rule for `%s` runner", r.Name(), runner.TFConfigPath())
    53  
    54  	return runner.WalkResourceAttributes(r.resourceType, r.attributeName, func(attribute *hcl.Attribute) error {
    55  		var val string
    56  		err := runner.EvaluateExpr(attribute.Expr, &val)
    57  
    58  		return runner.EnsureNoError(err, func() error {
    59  			found := false
    60  			for _, item := range r.enum {
    61  				if item == val {
    62  					found = true
    63  				}
    64  			}
    65  			if !found {
    66  				runner.EmitIssue(
    67  					r,
    68  					fmt.Sprintf(`"%s" is an invalid value as excess_capacity_termination_policy`, val),
    69  					attribute.Expr.Range(),
    70  				)
    71  			}
    72  			return nil
    73  		})
    74  	})
    75  }