copied consts used by jobspec parsing from structs into api package, to avoid referencing structs package in jobspec (#5663)

api/constraint.go

@@ -1,5 +1,17 @@
 package api
 
+const (
+	ConstraintDistinctProperty  = "distinct_property"
+	ConstraintDistinctHosts     = "distinct_hosts"
+	ConstraintRegex             = "regexp"
+	ConstraintVersion           = "version"
+	ConstraintSetContains       = "set_contains"
+	ConstraintSetContainsAll    = "set_contains_all"
+	ConstraintSetContainsAny    = "set_contains_any"
+	ConstraintAttributeIsSet    = "is_set"
+	ConstraintAttributeIsNotSet = "is_not_set"
+)
+
 // Constraint is used to serialize a job placement constraint.
 type Constraint struct {
 	LTarget string

jobspec/parse.go

@@ -16,7 +16,6 @@ import (
 	"github.com/hashicorp/hcl/hcl/ast"
 	"github.com/hashicorp/nomad/api"
 	"github.com/hashicorp/nomad/helper"
-	"github.com/hashicorp/nomad/nomad/structs"
 	"github.com/mitchellh/mapstructure"
 )
 
@@ -559,26 +558,26 @@ func parseConstraints(result *[]*api.Constraint, list *ast.ObjectList) error {
 
 		// If "version" is provided, set the operand
 		// to "version" and the value to the "RTarget"
-		if constraint, ok := m[structs.ConstraintVersion]; ok {
-			m["Operand"] = structs.ConstraintVersion
+		if constraint, ok := m[api.ConstraintVersion]; ok {
+			m["Operand"] = api.ConstraintVersion
 			m["RTarget"] = constraint
 		}
 
 		// If "regexp" is provided, set the operand
 		// to "regexp" and the value to the "RTarget"
-		if constraint, ok := m[structs.ConstraintRegex]; ok {
-			m["Operand"] = structs.ConstraintRegex
+		if constraint, ok := m[api.ConstraintRegex]; ok {
+			m["Operand"] = api.ConstraintRegex
 			m["RTarget"] = constraint
 		}
 
 		// If "set_contains" is provided, set the operand
 		// to "set_contains" and the value to the "RTarget"
-		if constraint, ok := m[structs.ConstraintSetContains]; ok {
-			m["Operand"] = structs.ConstraintSetContains
+		if constraint, ok := m[api.ConstraintSetContains]; ok {
+			m["Operand"] = api.ConstraintSetContains
 			m["RTarget"] = constraint
 		}
 
-		if value, ok := m[structs.ConstraintDistinctHosts]; ok {
+		if value, ok := m[api.ConstraintDistinctHosts]; ok {
 			enabled, err := parseBool(value)
 			if err != nil {
 				return fmt.Errorf("distinct_hosts should be set to true or false; %v", err)
@@ -589,11 +588,11 @@ func parseConstraints(result *[]*api.Constraint, list *ast.ObjectList) error {
 				continue
 			}
 
-			m["Operand"] = structs.ConstraintDistinctHosts
+			m["Operand"] = api.ConstraintDistinctHosts
 		}
 
-		if property, ok := m[structs.ConstraintDistinctProperty]; ok {
-			m["Operand"] = structs.ConstraintDistinctProperty
+		if property, ok := m[api.ConstraintDistinctProperty]; ok {
+			m["Operand"] = api.ConstraintDistinctProperty
 			m["LTarget"] = property
 		}
 
@@ -641,35 +640,35 @@ func parseAffinities(result *[]*api.Affinity, list *ast.ObjectList) error {
 
 		// If "version" is provided, set the operand
 		// to "version" and the value to the "RTarget"
-		if affinity, ok := m[structs.ConstraintVersion]; ok {
-			m["Operand"] = structs.ConstraintVersion
+		if affinity, ok := m[api.ConstraintVersion]; ok {
+			m["Operand"] = api.ConstraintVersion
 			m["RTarget"] = affinity
 		}
 
 		// If "regexp" is provided, set the operand
 		// to "regexp" and the value to the "RTarget"
-		if affinity, ok := m[structs.ConstraintRegex]; ok {
-			m["Operand"] = structs.ConstraintRegex
+		if affinity, ok := m[api.ConstraintRegex]; ok {
+			m["Operand"] = api.ConstraintRegex
 			m["RTarget"] = affinity
 		}
 
 		// If "set_contains_any" is provided, set the operand
 		// to "set_contains_any" and the value to the "RTarget"
-		if affinity, ok := m[structs.ConstraintSetContainsAny]; ok {
-			m["Operand"] = structs.ConstraintSetContainsAny
+		if affinity, ok := m[api.ConstraintSetContainsAny]; ok {
+			m["Operand"] = api.ConstraintSetContainsAny
 			m["RTarget"] = affinity
 		}
 
 		// If "set_contains_all" is provided, set the operand
 		// to "set_contains_all" and the value to the "RTarget"
-		if affinity, ok := m[structs.ConstraintSetContainsAll]; ok {
-			m["Operand"] = structs.ConstraintSetContainsAll
+		if affinity, ok := m[api.ConstraintSetContainsAll]; ok {
+			m["Operand"] = api.ConstraintSetContainsAll
 			m["RTarget"] = affinity
 		}
 
 		// set_contains is a synonym of set_contains_all
-		if affinity, ok := m[structs.ConstraintSetContains]; ok {
-			m["Operand"] = structs.ConstraintSetContains
+		if affinity, ok := m[api.ConstraintSetContains]; ok {
+			m["Operand"] = api.ConstraintSetContains
 			m["RTarget"] = affinity
 		}
 
@@ -1691,7 +1690,7 @@ func parsePeriodic(result **api.PeriodicConfig, list *ast.ObjectList) error {
 
 	// If "cron" is provided, set the type to "cron" and store the spec.
 	if cron, ok := m["cron"]; ok {
-		m["SpecType"] = structs.PeriodicSpecCron
+		m["SpecType"] = api.PeriodicSpecCron
 		m["Spec"] = cron
 	}