Add Rule Get API Methods, fix Create and Update

internal/api/firewall/destination_nat_rules.go

@@ -7,6 +7,24 @@ import (
 	"nfsense.net/nfsense/internal/definitions/firewall"
 )
 
+type GetDestinationNATRuleParameters struct {
+	ID uint
+}
+
+type GetDestinationNATRuleResult struct {
+	firewall.DestinationNATRule
+}
+
+func (f *Firewall) GetDestinationNATRule(ctx context.Context, params GetDestinationNATRuleParameters) (GetDestinationNATRuleResult, error) {
+	if int(params.ID) >= len(f.ConfigManager.GetPendingConfig().Firewall.DestinationNATRules) {
+		return GetDestinationNATRuleResult{}, fmt.Errorf("DestinationNATRule does not Exist")
+	}
+
+	return GetDestinationNATRuleResult{
+		DestinationNATRule: f.ConfigManager.GetPendingConfig().Firewall.DestinationNATRules[params.ID],
+	}, nil
+}
+
 type GetDestinationNATRulesResult struct {
 	DestinationNATRules []firewall.DestinationNATRule `json:"destination_nat_rules"`
 }
@@ -18,7 +36,7 @@ func (f *Firewall) GetDestinationNATRules(ctx context.Context, params struct{})
 }
 
 type CreateDestinationNATRuleParameters struct {
-	DestinationNATRule firewall.DestinationNATRule `json:"destination_nat_rule"`
+	firewall.DestinationNATRule
 }
 
 func (f *Firewall) CreateDestinationNATRule(ctx context.Context, params CreateDestinationNATRuleParameters) (struct{}, error) {
@@ -30,8 +48,8 @@ func (f *Firewall) CreateDestinationNATRule(ctx context.Context, params CreateDe
 }
 
 type UpdateDestinationNATRuleParameters struct {
-	Index              uint64                      `json:"index"`
+	Index uint64 `json:"index"`
-	DestinationNATRule firewall.DestinationNATRule `json:"destination_nat_rule"`
+	firewall.DestinationNATRule
 }
 
 func (f *Firewall) UpdateDestinationNATRule(ctx context.Context, params UpdateDestinationNATRuleParameters) (struct{}, error) {

internal/api/firewall/forward_rules.go

@@ -7,6 +7,24 @@ import (
 	"nfsense.net/nfsense/internal/definitions/firewall"
 )
 
+type GetForwardRuleParameters struct {
+	ID uint
+}
+
+type GetForwardRuleResult struct {
+	firewall.ForwardRule
+}
+
+func (f *Firewall) GetForwardRule(ctx context.Context, params GetForwardRuleParameters) (GetForwardRuleResult, error) {
+	if int(params.ID) >= len(f.ConfigManager.GetPendingConfig().Firewall.ForwardRules) {
+		return GetForwardRuleResult{}, fmt.Errorf("ForwardRule does not Exist")
+	}
+
+	return GetForwardRuleResult{
+		ForwardRule: f.ConfigManager.GetPendingConfig().Firewall.ForwardRules[params.ID],
+	}, nil
+}
+
 type GetForwardRulesResult struct {
 	ForwardRules []firewall.ForwardRule `json:"forward_rules"`
 }
@@ -18,7 +36,7 @@ func (f *Firewall) GetForwardRules(ctx context.Context, params struct{}) (GetFor
 }
 
 type CreateForwardRuleParameters struct {
-	ForwardRule firewall.ForwardRule `json:"forward_rule"`
+	firewall.ForwardRule
 }
 
 func (f *Firewall) CreateForwardRule(ctx context.Context, params CreateForwardRuleParameters) (struct{}, error) {
@@ -30,8 +48,8 @@ func (f *Firewall) CreateForwardRule(ctx context.Context, params CreateForwardRu
 }
 
 type UpdateForwardRuleParameters struct {
-	Index       uint64               `json:"index"`
+	Index uint64 `json:"index"`
-	ForwardRule firewall.ForwardRule `json:"forward_rule"`
+	firewall.ForwardRule
 }
 
 func (f *Firewall) UpdateForwardRule(ctx context.Context, params UpdateForwardRuleParameters) (struct{}, error) {

internal/api/firewall/source_nat_rules.go

@@ -7,6 +7,24 @@ import (
 	"nfsense.net/nfsense/internal/definitions/firewall"
 )
 
+type GetSourceNATRuleParameters struct {
+	ID uint
+}
+
+type GetSourceNATRuleResult struct {
+	firewall.SourceNATRule
+}
+
+func (f *Firewall) GetSourceNATRule(ctx context.Context, params GetSourceNATRuleParameters) (GetSourceNATRuleResult, error) {
+	if int(params.ID) >= len(f.ConfigManager.GetPendingConfig().Firewall.SourceNATRules) {
+		return GetSourceNATRuleResult{}, fmt.Errorf("SourceNATRule does not Exist")
+	}
+
+	return GetSourceNATRuleResult{
+		SourceNATRule: f.ConfigManager.GetPendingConfig().Firewall.SourceNATRules[params.ID],
+	}, nil
+}
+
 type GetSourceNATRulesResult struct {
 	SourceNATRules []firewall.SourceNATRule `json:"source_nat_rules"`
 }
@@ -18,7 +36,7 @@ func (f *Firewall) GetSourceNATRules(ctx context.Context, params struct{}) (GetS
 }
 
 type CreateSourceNATRuleParameters struct {
-	SourceNATRule firewall.SourceNATRule `json:"source_nat_rule"`
+	firewall.SourceNATRule
 }
 
 func (f *Firewall) CreateSourceNATRule(ctx context.Context, params CreateSourceNATRuleParameters) (struct{}, error) {
@@ -30,8 +48,8 @@ func (f *Firewall) CreateSourceNATRule(ctx context.Context, params CreateSourceN
 }
 
 type UpdateSourceNATRuleParameters struct {
-	Index         uint64                 `json:"index"`
+	Index uint64 `json:"index"`
-	SourceNATRule firewall.SourceNATRule `json:"source_nat_rule"`
+	firewall.SourceNATRule
 }
 
 func (f *Firewall) UpdateSourceNATRule(ctx context.Context, params UpdateSourceNATRuleParameters) (struct{}, error) {