terraform-provider-decort/decort/resource_bservice_group.go

/*
Copyright (c) 2019-2022 Digital Energy Cloud Solutions LLC. All Rights Reserved.
Author: Stanislav Solovev, <spsolovev@digitalenergy.online>

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

/*
This file is part of Terraform (by Hashicorp) provider for Digital Energy Cloud Orchestration
Technology platfom.

Visit https://github.com/rudecs/terraform-provider-decort for full source code package and updates.
*/

package decort

import (
	"errors"
	"net/url"
	"strconv"
	"strings"

	"github.com/google/uuid"
	"github.com/hashicorp/terraform-plugin-sdk/helper/schema"
	"github.com/hashicorp/terraform-plugin-sdk/helper/validation"
	log "github.com/sirupsen/logrus"
)

func resourceBasicServiceGroupCreate(d *schema.ResourceData, m interface{}) error {
	log.Debugf("resourceBasicServiceGroupCreate")

	if compgroupId, ok := d.GetOk("compgroup_id"); ok {
		if _, ok := d.GetOk("service_id"); ok {
			if exists, err := resourceBasicServiceGroupExists(d, m); exists {
				if err != nil {
					return err
				}
				id := uuid.New()
				d.SetId(strconv.Itoa(compgroupId.(int)))
				d.Set("compgroup_id", strconv.Itoa(compgroupId.(int)))
				err = resourceBasicServiceGroupRead(d, m)
				if err != nil {
					return err
				}
				d.SetId(id.String())
				return nil
			}
			return errors.New("provided compgroup id does not exist")
		}
	}

	controller := m.(*ControllerCfg)
	urlValues := &url.Values{}

	urlValues.Add("serviceId", strconv.Itoa(d.Get("service_id").(int)))
	urlValues.Add("name", d.Get("compgroup_name").(string))

	urlValues.Add("count", strconv.Itoa(d.Get("comp_count").(int)))
	urlValues.Add("cpu", strconv.Itoa(d.Get("cpu").(int)))
	urlValues.Add("ram", strconv.Itoa(d.Get("ram").(int)))
	urlValues.Add("disk", strconv.Itoa(d.Get("disk").(int)))
	urlValues.Add("imageId", strconv.Itoa(d.Get("image_id").(int)))
	urlValues.Add("driver", strings.ToUpper(d.Get("driver").(string)))

	if role, ok := d.GetOk("role"); ok {
		urlValues.Add("role", role.(string))
	}

	if timeoutStart, ok := d.GetOk("timeout_start"); ok {
		urlValues.Add("timeoutStart", strconv.Itoa(timeoutStart.(int)))
	}

	if vinses, ok := d.GetOk("vinses"); ok {
		vs := vinses.([]interface{})
		temp := ""
		l := len(vs)
		for i, v := range vs {
			s := strconv.Itoa(v.(int))
			if i != (l - 1) {
				s += ","
			}
			temp = temp + s
		}
		temp = "[" + temp + "]"
		urlValues.Add("vinses", temp)
	}
	if extnets, ok := d.GetOk("extnets"); ok {
		es := extnets.([]interface{})
		temp := ""
		l := len(es)
		for i, e := range es {
			s := strconv.Itoa(e.(int))
			if i != (l - 1) {
				s += ","
			}
			temp = temp + s
		}
		temp = "[" + temp + "]"
		urlValues.Add("extnets", temp)
	}

	compgroupId, err := controller.decortAPICall("POST", bserviceGroupAddAPI, urlValues)
	if err != nil {
		return err
	}

	id := uuid.New()
	d.SetId(compgroupId)
	d.Set("compgroup_id", compgroupId)

	err = resourceBasicServiceGroupRead(d, m)
	if err != nil {
		return err
	}

	d.SetId(id.String())

	return nil
}

func resourceBasicServiceGroupRead(d *schema.ResourceData, m interface{}) error {
	log.Debugf("resourceBasicServiceGroupRead")

	bsg, err := utilityBasicServiceGroupCheckPresence(d, m)
	if bsg == nil {
		d.SetId("")
		return err
	}

	d.Set("account_id", bsg.AccountId)
	d.Set("account_name", bsg.AccountName)
	d.Set("computes", flattenBSGroupComputes(bsg.Computes))
	d.Set("consistency", bsg.Consistency)
	d.Set("cpu", bsg.CPU)
	d.Set("created_by", bsg.CreatedBy)
	d.Set("created_time", bsg.CreatedTime)
	d.Set("deleted_by", bsg.DeletedBy)
	d.Set("deleted_time", bsg.DeletedTime)
	d.Set("disk", bsg.Disk)
	d.Set("driver", bsg.Driver)
	d.Set("extnets", bsg.Extnets)
	d.Set("gid", bsg.GID)
	d.Set("guid", bsg.GUID)
	d.Set("image_id", bsg.ImageId)
	d.Set("milestones", bsg.Milestones)
	d.Set("compgroup_name", bsg.Name)
	d.Set("compgroup_id", bsg.ID)
	d.Set("parents", bsg.Parents)
	d.Set("ram", bsg.RAM)
	d.Set("rg_id", bsg.RGID)
	d.Set("rg_name", bsg.RGName)
	d.Set("role", bsg.Role)
	d.Set("sep_id", bsg.SepId)
	d.Set("seq_no", bsg.SeqNo)
	d.Set("status", bsg.Status)
	d.Set("tech_status", bsg.TechStatus)
	d.Set("timeout_start", bsg.TimeoutStart)
	d.Set("updated_by", bsg.UpdatedBy)
	d.Set("updated_time", bsg.UpdatedTime)
	d.Set("vinses", bsg.Vinses)

	return nil
}

func resourceBasicServiceGroupDelete(d *schema.ResourceData, m interface{}) error {
	log.Debugf("resourceBasicServiceGroupDelete")

	bsg, err := utilityBasicServiceGroupCheckPresence(d, m)
	if bsg == nil {
		if err != nil {
			return err
		}
		return nil
	}

	controller := m.(*ControllerCfg)
	urlValues := &url.Values{}
	urlValues.Add("serviceId", strconv.Itoa(d.Get("service_id").(int)))
	urlValues.Add("compgroupId", strconv.Itoa(d.Get("compgroup_id").(int)))

	_, err = controller.decortAPICall("POST", bserviceGroupRemoveAPI, urlValues)
	if err != nil {
		return err
	}
	d.SetId("")

	return nil
}

func resourceBasicServiceGroupExists(d *schema.ResourceData, m interface{}) (bool, error) {
	log.Debugf("resourceBasicServiceGroupExists")

	bserviceGroup, err := utilityBasicServiceGroupCheckPresence(d, m)
	if bserviceGroup == nil {
		if err != nil {
			return false, err
		}
		return false, nil
	}

	return true, nil
}

func resourceBasicServiceGroupEdit(d *schema.ResourceData, m interface{}) error {
	log.Debugf("resourceBasicServiceGroupEdit")
	c := m.(*ControllerCfg)

	urlValues := &url.Values{}

	if d.HasChange("comp_count") {
		urlValues.Add("serviceId", strconv.Itoa(d.Get("service_id").(int)))
		urlValues.Add("compgroupId", strconv.Itoa(d.Get("compgroup_id").(int)))
		urlValues.Add("count", strconv.Itoa(d.Get("comp_count").(int)))
		urlValues.Add("mode", strings.ToUpper(d.Get("mode").(string)))
		_, err := c.decortAPICall("POST", bserviceGroupResizeAPI, urlValues)
		if err != nil {
			return err
		}

		urlValues = &url.Values{}
	}

	if d.HasChange("start") {
		api := bserviceGroupStopAPI
		start := d.Get("start").(bool)
		if start {
			api = bserviceGroupStartAPI
		} else {
			urlValues.Add("force", strconv.FormatBool(d.Get("force_stop").(bool)))
		}
		urlValues.Add("serviceId", strconv.Itoa(d.Get("service_id").(int)))
		urlValues.Add("compgroupId", strconv.Itoa(d.Get("compgroup_id").(int)))

		_, err := c.decortAPICall("POST", api, urlValues)
		if err != nil {
			return err
		}

		urlValues = &url.Values{}
	}

	if d.HasChanges("compgroup_name", "ram", "cpu", "disk", "role") {
		urlValues.Add("name", d.Get("compgroup_name").(string))
		urlValues.Add("cpu", strconv.Itoa(d.Get("cpu").(int)))
		urlValues.Add("ram", strconv.Itoa(d.Get("ram").(int)))
		urlValues.Add("disk", strconv.Itoa(d.Get("disk").(int)))
		urlValues.Add("role", d.Get("role").(string))
		urlValues.Add("force", strconv.FormatBool(d.Get("force_update").(bool)))

		urlValues.Add("serviceId", strconv.Itoa(d.Get("service_id").(int)))
		urlValues.Add("compgroupId", strconv.Itoa(d.Get("compgroup_id").(int)))

		_, err := c.decortAPICall("POST", bserviceGroupUpdateAPI, urlValues)
		if err != nil {
			return err
		}

		urlValues = &url.Values{}
	}

	if d.HasChange("extnets") {
		extnets := d.Get("extnets").([]interface{})
		temp := ""
		l := len(extnets)
		for i, e := range extnets {
			s := strconv.Itoa(e.(int))
			if i != (l - 1) {
				s += ",\n"
			} else {
				s += "\n"
			}
			temp = temp + s
		}
		temp = "[" + temp + "]"

		urlValues.Add("serviceId", strconv.Itoa(d.Get("service_id").(int)))
		urlValues.Add("compgroupId", strconv.Itoa(d.Get("compgroup_id").(int)))
		urlValues.Add("extnets", temp)
		_, err := c.decortAPICall("POST", bserviceGroupUpdateExtnetAPI, urlValues)
		if err != nil {
			return err
		}

		urlValues = &url.Values{}
	}

	if d.HasChange("vinses") {
		vinses := d.Get("vinses").([]interface{})
		temp := ""
		l := len(vinses)
		for i, v := range vinses {
			s := strconv.Itoa(v.(int))
			if i != (l - 1) {
				s += ",\n"
			} else {
				s += "\n"
			}
			temp = temp + s
		}
		temp = "[" + temp + "]"

		urlValues.Add("serviceId", strconv.Itoa(d.Get("service_id").(int)))
		urlValues.Add("compgroupId", strconv.Itoa(d.Get("compgroup_id").(int)))
		urlValues.Add("vinses", temp)
		_, err := c.decortAPICall("POST", bserviceGroupUpdateVinsAPI, urlValues)
		if err != nil {
			return err
		}

		urlValues = &url.Values{}
	}

	if d.HasChange("parents") {
		deletedParents := make([]interface{}, 0)
		addedParents := make([]interface{}, 0)

		old, new := d.GetChange("parents")
		oldConv := old.([]interface{})
		newConv := new.([]interface{})
		for _, el := range oldConv {
			if !isContainsParent(newConv, el) {
				deletedParents = append(deletedParents, el)
			}
		}
		for _, el := range newConv {
			if !isContainsParent(oldConv, el) {
				addedParents = append(addedParents, el)
			}
		}

		if len(deletedParents) > 0 {
			for _, parent := range deletedParents {
				parentConv := parent.(int)

				urlValues.Add("serviceId", strconv.Itoa(d.Get("service_id").(int)))
				urlValues.Add("compgroupId", strconv.Itoa(d.Get("compgroup_id").(int)))
				urlValues.Add("parentId", strconv.Itoa(parentConv))

				_, err := c.decortAPICall("POST", bserviceGroupParentRemoveAPI, urlValues)
				if err != nil {
					return err
				}

				urlValues = &url.Values{}
			}
		}

		if len(addedParents) > 0 {
			for _, parent := range addedParents {
				parentConv := parent.(int)
				urlValues.Add("serviceId", strconv.Itoa(d.Get("service_id").(int)))
				urlValues.Add("compgroupId", strconv.Itoa(d.Get("compgroup_id").(int)))
				urlValues.Add("parentId", strconv.Itoa(parentConv))
				_, err := c.decortAPICall("POST", bserviceGroupParentAddAPI, urlValues)
				if err != nil {
					return err
				}

				urlValues = &url.Values{}
			}
		}
	}

	if d.HasChange("remove_computes") {
		rcs := d.Get("remove_computes").([]interface{})
		if len(rcs) > 0 {
			for _, rc := range rcs {
				urlValues.Add("serviceId", strconv.Itoa(d.Get("service_id").(int)))
				urlValues.Add("compgroupId", strconv.Itoa(d.Get("compgroup_id").(int)))
				urlValues.Add("computeId", strconv.Itoa(rc.(int)))

				_, err := c.decortAPICall("POST", bserviceGroupComputeRemoveAPI, urlValues)
				if err != nil {
					return err
				}

				urlValues = &url.Values{}
			}
		}
	}

	return nil
}

func isContainsParent(els []interface{}, el interface{}) bool {
	for _, elOld := range els {
		elOldConv := elOld.(int)
		elConv := el.(int)
		if elOldConv == elConv {
			return true
		}
	}
	return false
}

func resourceBasicServiceGroupSchemaMake() map[string]*schema.Schema {
	return map[string]*schema.Schema{
		"service_id": {
			Type:        schema.TypeInt,
			Required:    true,
			Description: "ID of the Basic Service to add a group to",
		},
		"compgroup_name": {
			Type:        schema.TypeString,
			Required:    true,
			Description: "name of the Compute Group to add",
		},
		"comp_count": {
			Type:        schema.TypeInt,
			Required:    true,
			Description: "computes number. Defines how many computes must be there in the group",
		},
		"cpu": {
			Type:        schema.TypeInt,
			Required:    true,
			Description: "compute CPU number. All computes in the group have the same CPU count",
		},
		"ram": {
			Type:        schema.TypeInt,
			Required:    true,
			Description: "compute RAM volume in MB. All computes in the group have the same RAM volume",
		},
		"disk": {
			Type:        schema.TypeInt,
			Required:    true,
			Description: "compute boot disk size in GB",
		},
		"image_id": {
			Type:        schema.TypeInt,
			Required:    true,
			Description: "OS image ID to create computes from",
		},
		"driver": {
			Type:        schema.TypeString,
			Required:    true,
			Description: "compute driver like a KVM_X86, KVM_PPC, etc.",
		},
		"role": {
			Type:        schema.TypeString,
			Optional:    true,
			Computed:    true,
			Description: "group role tag. Can be empty string, does not have to be unique",
		},
		"timeout_start": {
			Type:        schema.TypeInt,
			Optional:    true,
			Computed:    true,
			Description: "time of Compute Group readiness",
		},
		"extnets": {
			Type:     schema.TypeList,
			Optional: true,
			Computed: true,
			Elem: &schema.Schema{
				Type: schema.TypeInt,
			},
			Description: "list of external networks to connect computes to",
		},
		"vinses": {
			Type:     schema.TypeList,
			Optional: true,
			Computed: true,
			Elem: &schema.Schema{
				Type: schema.TypeInt,
			},
			Description: "list of ViNSes to connect computes to",
		},
		"mode": {
			Type:         schema.TypeString,
			Optional:     true,
			Default:      "RELATIVE",
			ValidateFunc: validation.StringInSlice([]string{"RELATIVE", "ABSOLUTE"}, false),
			Description:  "(RELATIVE;ABSOLUTE) either delta or absolute value of computes",
		},
		"start": {
			Type:        schema.TypeBool,
			Optional:    true,
			Default:     false,
			Description: "Start the specified Compute Group within BasicService",
		},
		"force_stop": {
			Type:        schema.TypeBool,
			Optional:    true,
			Default:     false,
			Description: "force stop Compute Group",
		},
		"force_update": {
			Type:        schema.TypeBool,
			Optional:    true,
			Default:     false,
			Description: "force resize Compute Group",
		},
		"parents": {
			Type:     schema.TypeList,
			Optional: true,
			Computed: true,
			Elem: &schema.Schema{
				Type: schema.TypeInt,
			},
		},
		"remove_computes": {
			Type:     schema.TypeList,
			Optional: true,
			Elem: &schema.Schema{
				Type: schema.TypeInt,
			},
		},
		"compgroup_id": {
			Type:     schema.TypeInt,
			Optional: true,
			Computed: true,
		},
		"account_id": {
			Type:     schema.TypeInt,
			Computed: true,
		},
		"account_name": {
			Type:     schema.TypeString,
			Computed: true,
		},
		"computes": {
			Type:     schema.TypeList,
			Computed: true,
			Elem: &schema.Resource{
				Schema: map[string]*schema.Schema{
					"id": {
						Type:     schema.TypeInt,
						Computed: true,
					},
					"ip_addresses": {
						Type:     schema.TypeList,
						Computed: true,
						Elem: &schema.Schema{
							Type: schema.TypeString,
						},
					},
					"name": {
						Type:     schema.TypeString,
						Computed: true,
					},
					"os_users": {
						Type:     schema.TypeList,
						Computed: true,
						Elem: &schema.Resource{
							Schema: map[string]*schema.Schema{
								"login": {
									Type:     schema.TypeString,
									Computed: true,
								},
								"password": {
									Type:     schema.TypeString,
									Computed: true,
								},
							},
						},
					},
				},
			},
		},
		"consistency": {
			Type:     schema.TypeBool,
			Computed: true,
		},
		"created_by": {
			Type:     schema.TypeString,
			Computed: true,
		},
		"created_time": {
			Type:     schema.TypeInt,
			Computed: true,
		},
		"deleted_by": {
			Type:     schema.TypeString,
			Computed: true,
		},
		"deleted_time": {
			Type:     schema.TypeInt,
			Computed: true,
		},
		"gid": {
			Type:     schema.TypeInt,
			Computed: true,
		},
		"guid": {
			Type:     schema.TypeInt,
			Computed: true,
		},
		"milestones": {
			Type:     schema.TypeInt,
			Computed: true,
		},
		"rg_id": {
			Type:     schema.TypeInt,
			Computed: true,
		},
		"rg_name": {
			Type:     schema.TypeString,
			Computed: true,
		},
		"sep_id": {
			Type:     schema.TypeInt,
			Computed: true,
		},
		"seq_no": {
			Type:     schema.TypeInt,
			Computed: true,
		},
		"status": {
			Type:     schema.TypeString,
			Computed: true,
		},
		"tech_status": {
			Type:     schema.TypeString,
			Computed: true,
		},
		"updated_by": {
			Type:     schema.TypeString,
			Computed: true,
		},
		"updated_time": {
			Type:     schema.TypeInt,
			Computed: true,
		},
	}
}

func resourceBasicServiceGroup() *schema.Resource {
	return &schema.Resource{
		SchemaVersion: 1,

		Create: resourceBasicServiceGroupCreate,
		Read:   resourceBasicServiceGroupRead,
		Update: resourceBasicServiceGroupEdit,
		Delete: resourceBasicServiceGroupDelete,
		Exists: resourceBasicServiceGroupExists,

		Importer: &schema.ResourceImporter{
			State: schema.ImportStatePassthrough,
		},

		Timeouts: &schema.ResourceTimeout{
			Create:  &Timeout60s,
			Read:    &Timeout30s,
			Update:  &Timeout60s,
			Delete:  &Timeout60s,
			Default: &Timeout60s,
		},

		Schema: resourceBasicServiceGroupSchemaMake(),
	}
}