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resource_datadog_timeboard.go
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resource_datadog_timeboard.go
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package datadog
import (
"fmt"
"log"
"strconv"
"strings"
"github.com/hashicorp/terraform/helper/schema"
"github.com/zorkian/go-datadog-api"
)
func resourceDatadogTimeboard() *schema.Resource {
request := &schema.Schema{
Type: schema.TypeList,
Required: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"q": &schema.Schema{
Type: schema.TypeString,
Required: true,
},
"stacked": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: false,
},
"type": &schema.Schema{
Type: schema.TypeString,
Optional: true,
Default: "line",
},
"style": &schema.Schema{
Type: schema.TypeMap,
Optional: true,
},
},
},
}
graph := &schema.Schema{
Type: schema.TypeList,
Required: true,
Description: "A list of graph definitions.",
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"title": &schema.Schema{
Type: schema.TypeString,
Required: true,
Description: "The name of the graph.",
},
"viz": &schema.Schema{
Type: schema.TypeString,
Required: true,
},
"request": request,
},
},
}
template_variable := &schema.Schema{
Type: schema.TypeList,
Optional: true,
Description: "A list of template variables for using Dashboard templating.",
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
Description: "The name of the variable.",
},
"prefix": &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "The tag prefix associated with the variable. Only tags with this prefix will appear in the variable dropdown.",
},
"default": &schema.Schema{
Type: schema.TypeString,
Optional: true,
Description: "The default value for the template variable on dashboard load.",
},
},
},
}
return &schema.Resource{
Create: resourceDatadogTimeboardCreate,
Update: resourceDatadogTimeboardUpdate,
Read: resourceDatadogTimeboardRead,
Delete: resourceDatadogTimeboardDelete,
Exists: resourceDatadogTimeboardExists,
Schema: map[string]*schema.Schema{
"title": &schema.Schema{
Type: schema.TypeString,
Required: true,
Description: "The name of the dashboard.",
},
"description": &schema.Schema{
Type: schema.TypeString,
Required: true,
Description: "A description of the dashboard's content.",
},
"read_only": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: false,
},
"graph": graph,
"template_variable": template_variable,
},
}
}
func buildTemplateVariables(terraformTemplateVariables *[]interface{}) *[]datadog.TemplateVariable {
datadogTemplateVariables := make([]datadog.TemplateVariable, len(*terraformTemplateVariables))
for i, t_ := range *terraformTemplateVariables {
t := t_.(map[string]interface{})
datadogTemplateVariables[i] = datadog.TemplateVariable{
Name: t["name"].(string),
Prefix: t["prefix"].(string),
Default: t["default"].(string)}
}
return &datadogTemplateVariables
}
func appendRequests(datadogGraph *datadog.Graph, terraformRequests *[]interface{}) {
for _, t_ := range *terraformRequests {
t := t_.(map[string]interface{})
d := datadog.GraphDefinitionRequest{
Query: t["q"].(string),
Type: t["type"].(string),
}
if stacked, ok := t["stacked"]; ok {
d.Stacked = stacked.(bool)
}
if style, ok := t["style"]; ok {
s, _ := style.(map[string]interface{})
if palette, ok := s["palette"]; ok {
d.Style.Palette = palette.(string)
}
}
datadogGraph.Definition.Requests = append(datadogGraph.Definition.Requests, d)
}
}
func buildGraphs(terraformGraphs *[]interface{}) *[]datadog.Graph {
datadogGraphs := make([]datadog.Graph, len(*terraformGraphs))
for i, t_ := range *terraformGraphs {
t := t_.(map[string]interface{})
datadogGraphs[i] = datadog.Graph{Title: t["title"].(string)}
d := &datadogGraphs[i]
d.Definition.Viz = t["viz"].(string)
terraformRequests := t["request"].([]interface{})
appendRequests(d, &terraformRequests)
}
return &datadogGraphs
}
func buildTimeboard(d *schema.ResourceData) (*datadog.Dashboard, error) {
var id int
if d.Id() != "" {
var err error
id, err = strconv.Atoi(d.Id())
if err != nil {
return nil, err
}
}
terraformGraphs := d.Get("graph").([]interface{})
terraformTemplateVariables := d.Get("template_variable").([]interface{})
return &datadog.Dashboard{
Id: id,
Title: d.Get("title").(string),
Description: d.Get("description").(string),
ReadOnly: d.Get("read_only").(bool),
Graphs: *buildGraphs(&terraformGraphs),
TemplateVariables: *buildTemplateVariables(&terraformTemplateVariables),
}, nil
}
func resourceDatadogTimeboardCreate(d *schema.ResourceData, meta interface{}) error {
timeboard, err := buildTimeboard(d)
if err != nil {
return fmt.Errorf("Failed to parse resource configuration: %s", err.Error())
}
timeboard, err = meta.(*datadog.Client).CreateDashboard(timeboard)
if err != nil {
return fmt.Errorf("Failed to create timeboard using Datadog API: %s", err.Error())
}
d.SetId(strconv.Itoa(timeboard.Id))
return nil
}
func resourceDatadogTimeboardUpdate(d *schema.ResourceData, meta interface{}) error {
timeboard, err := buildTimeboard(d)
if err != nil {
return fmt.Errorf("Failed to parse resource configuration: %s", err.Error())
}
if err = meta.(*datadog.Client).UpdateDashboard(timeboard); err != nil {
return fmt.Errorf("Failed to update timeboard using Datadog API: %s", err.Error())
}
return resourceDatadogTimeboardRead(d, meta)
}
func resourceDatadogTimeboardRead(d *schema.ResourceData, meta interface{}) error {
id, err := strconv.Atoi(d.Id())
if err != nil {
return err
}
timeboard, err := meta.(*datadog.Client).GetDashboard(id)
if err != nil {
return err
}
log.Printf("[DEBUG] timeboard: %v", timeboard)
d.Set("title", timeboard.Title)
d.Set("description", timeboard.Description)
d.Set("graphs", timeboard.Graphs)
d.Set("template_variables", timeboard.TemplateVariables)
return nil
}
func resourceDatadogTimeboardDelete(d *schema.ResourceData, meta interface{}) error {
id, err := strconv.Atoi(d.Id())
if err != nil {
return err
}
if err = meta.(*datadog.Client).DeleteDashboard(id); err != nil {
return err
}
return nil
}
func resourceDatadogTimeboardExists(d *schema.ResourceData, meta interface{}) (b bool, e error) {
id, err := strconv.Atoi(d.Id())
if err != nil {
return false, err
}
if _, err = meta.(*datadog.Client).GetDashboard(id); err != nil {
if strings.Contains(err.Error(), "404 Not Found") {
return false, nil
}
return false, err
}
return true, nil
}