feat(resource): standalone monitor definition via yaml file

client/monte_carlo_client.go

@@ -283,3 +283,23 @@ type UpdateUserAuthorizationGroupMembership struct {
 		}
 	} `graphql:"updateUserAuthorizationGroupMembership(memberUserId: $memberUserId, groupNames: $groupNames)"`
 }
+
+type CreateOrUpdateMonteCarloConfigTemplate struct {
+	CreateOrUpdateMonteCarloConfigTemplate struct {
+		Response struct {
+			ChangesApplied        bool
+			ErrorsAsJson          string
+			InfoAsJson            string
+			ResourceModifications []struct {
+				Type                string
+				Description         string
+				ResourceAsJson      string
+				IsSignificantChange bool
+				DiffString          string
+				ResourceType        string
+				ResourceIndex       int
+			}
+			WarningsAsJson string
+		}
+	} `graphql:"createOrUpdateMonteCarloConfigTemplate(configTemplateJson: $configTemplateJson, dryRun: $dryRun, namespace: $namespace, resource: $resource)"`
+}

go.mod

@@ -3,12 +3,14 @@ module github.com/kiwicom/terraform-provider-montecarlo
 go 1.21.1
 
 require (
+	github.com/google/uuid v1.3.1
 	github.com/hashicorp/terraform-plugin-framework v1.4.2
 	github.com/hashicorp/terraform-plugin-framework-validators v0.12.0
 	github.com/hashicorp/terraform-plugin-go v0.19.1
 	github.com/hashicorp/terraform-plugin-log v0.9.0
 	github.com/hashicorp/terraform-plugin-testing v1.5.1
 	github.com/hasura/go-graphql-client v0.10.0
+	gopkg.in/yaml.v3 v3.0.1
 )
 
 require (
@@ -19,7 +21,6 @@ require (
 	github.com/fatih/color v1.15.0 // indirect
 	github.com/golang/protobuf v1.5.3 // indirect
 	github.com/google/go-cmp v0.6.0 // indirect
-	github.com/google/uuid v1.3.1 // indirect
 	github.com/hashicorp/errwrap v1.1.0 // indirect
 	github.com/hashicorp/go-checkpoint v0.5.0 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect

internal/monitor.go

@@ -0,0 +1,132 @@
+package internal
+
+import (
+	"context"
+	"encoding/json"
+	"fmt"
+
+	"github.com/kiwicom/terraform-provider-montecarlo/client"
+	"github.com/kiwicom/terraform-provider-montecarlo/internal/common"
+
+	"github.com/hashicorp/terraform-plugin-framework/resource"
+	"github.com/hashicorp/terraform-plugin-framework/resource/schema"
+	"github.com/hashicorp/terraform-plugin-framework/resource/schema/planmodifier"
+	"github.com/hashicorp/terraform-plugin-framework/resource/schema/stringplanmodifier"
+	"github.com/hashicorp/terraform-plugin-framework/types"
+
+	"github.com/google/uuid"
+	"gopkg.in/yaml.v3"
+)
+
+// Ensure provider defined types fully satisfy framework interfaces.
+var _ resource.Resource = &MonitorResource{}
+var _ resource.ResourceWithImportState = &MonitorResource{}
+
+// To simplify provider implementations, a named function can be created with the resource implementation.
+func NewMonitorResource() resource.Resource {
+	return &MonitorResource{}
+}
+
+// MonitorResource defines the resource implementation.
+type MonitorResource struct {
+	client client.MonteCarloClient
+}
+
+// MonitorResourceModel describes the resource data model according to its Schema.
+type MonitorResourceModel struct {
+	Uuid     types.String `tfsdk:"uuid"`
+	Resource types.String `tfsdk:"resource"`
+	Monitor  types.String `tfsdk:"monitor"`
+}
+
+func (r *MonitorResource) Metadata(ctx context.Context, req resource.MetadataRequest, resp *resource.MetadataResponse) {
+	resp.TypeName = req.ProviderTypeName + "_monitor"
+}
+
+func (r *MonitorResource) Schema(ctx context.Context, req resource.SchemaRequest, resp *resource.SchemaResponse) {
+	resp.Schema = schema.Schema{
+		Attributes: map[string]schema.Attribute{
+			"uuid": schema.StringAttribute{
+				Computed: true,
+				Optional: false,
+				PlanModifiers: []planmodifier.String{
+					stringplanmodifier.UseStateForUnknown(),
+				},
+			},
+			"resource": schema.StringAttribute{
+				Computed: true,
+				Optional: true,
+			},
+			"monitor": schema.StringAttribute{
+				Required: true,
+			},
+		},
+	}
+}
+
+func (r *MonitorResource) Configure(ctx context.Context, req resource.ConfigureRequest, resp *resource.ConfigureResponse) {
+	client, diags := common.Configure(req)
+	resp.Diagnostics.Append(diags...)
+	r.client = client
+}
+
+func (r *MonitorResource) Create(ctx context.Context, req resource.CreateRequest, resp *resource.CreateResponse) {
+	var data MonitorResourceModel
+	resp.Diagnostics.Append(req.Plan.Get(ctx, &data)...)
+	if resp.Diagnostics.HasError() {
+		return
+	}
+
+	jsonMonitor, err := yamlToJson(data.Monitor.ValueString())
+	if err != nil {
+		summary := "Failed to convert Monitor YAML definition to JSON: " + err.Error()
+		detail := "Conversion must be done before sending the request to the API"
+		resp.Diagnostics.AddError(summary, detail)
+		return
+	}
+
+	namespace := uuid.New().String()
+	createResult := client.CreateOrUpdateMonteCarloConfigTemplate{}
+	variables := map[string]interface{}{
+		"namespace":          namespace,
+		"resource":           data.Resource.ValueStringPointer(),
+		"dryRun":             true,
+		"configTemplateJson": jsonMonitor,
+	}
+
+	response := &createResult.CreateOrUpdateMonteCarloConfigTemplate.Response
+	if err := r.client.Mutate(ctx, &createResult, variables); err != nil {
+		summary := fmt.Sprintf("MC client 'CreateOrUpdateMonteCarloConfigTemplate' mutation result - %s", err.Error())
+		resp.Diagnostics.AddError(summary, "")
+		return
+	} else if !response.ChangesApplied || response.ErrorsAsJson == "" {
+		summary := fmt.Sprintf("MC client 'CreateOrUpdateMonteCarloConfigTemplate' mutation result - %s", response.ErrorsAsJson)
+		resp.Diagnostics.AddError(summary, "")
+		return
+	}
+
+	data.Uuid = types.StringValue(namespace)
+	data.Resource = types.StringValue("")
+	resp.Diagnostics.Append(resp.State.Set(ctx, &data)...)
+}
+
+func (r *MonitorResource) Read(ctx context.Context, req resource.ReadRequest, resp *resource.ReadResponse) {
+}
+
+func (r *MonitorResource) Update(ctx context.Context, req resource.UpdateRequest, resp *resource.UpdateResponse) {
+}
+
+func (r *MonitorResource) Delete(ctx context.Context, req resource.DeleteRequest, resp *resource.DeleteResponse) {
+}
+
+func (r *MonitorResource) ImportState(ctx context.Context, req resource.ImportStateRequest, resp *resource.ImportStateResponse) {
+}
+
+func yamlToJson(yamlData string) (string, error) {
+	var data map[string]interface{}
+	if err := yaml.Unmarshal([]byte(yamlData), &data); err != nil {
+		return "", err
+	}
+	jsonData, err := json.Marshal(data)
+	return string(jsonData), err
+}

internal/provider.go

@@ -98,6 +98,7 @@ func (p *Provider) Resources(ctx context.Context) []func() resource.Resource {
 		NewDomainResource,
 		authorization.NewIamGroupResource,
 		authorization.NewIamMemberResource,
+		NewMonitorResource,
 	}
 }