terraform/builtin/providers/ignition/resource_ignition_systemd_u...

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package ignition
import (
"github.com/coreos/ignition/config/types"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceSystemdUnit() *schema.Resource {
return &schema.Resource{
Create: resourceSystemdUnitCreate,
Delete: resourceSystemdUnitDelete,
Exists: resourceSystemdUnitExists,
Read: resourceSystemdUnitRead,
Schema: map[string]*schema.Schema{
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"enable": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
Default: true,
ForceNew: true,
},
"mask": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
ForceNew: true,
},
"content": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
"dropin": &schema.Schema{
Type: schema.TypeList,
Optional: true,
ForceNew: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
"name": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"content": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
},
},
},
},
},
}
}
func resourceSystemdUnitCreate(d *schema.ResourceData, meta interface{}) error {
id, err := buildSystemdUnit(d, meta.(*cache))
if err != nil {
return err
}
d.SetId(id)
return nil
}
func resourceSystemdUnitDelete(d *schema.ResourceData, meta interface{}) error {
d.SetId("")
return nil
}
func resourceSystemdUnitExists(d *schema.ResourceData, meta interface{}) (bool, error) {
id, err := buildSystemdUnit(d, meta.(*cache))
if err != nil {
return false, err
}
return id == d.Id(), nil
}
func resourceSystemdUnitRead(d *schema.ResourceData, meta interface{}) error {
return nil
}
func buildSystemdUnit(d *schema.ResourceData, c *cache) (string, error) {
var dropins []types.SystemdUnitDropIn
for _, raw := range d.Get("dropin").([]interface{}) {
value := raw.(map[string]interface{})
if err := validateUnitContent(value["content"].(string)); err != nil {
return "", err
}
dropins = append(dropins, types.SystemdUnitDropIn{
Name: types.SystemdUnitDropInName(value["name"].(string)),
Contents: value["content"].(string),
})
}
if err := validateUnitContent(d.Get("content").(string)); err != nil {
if err != errEmptyUnit || (err == errEmptyUnit && len(dropins) == 0) {
return "", err
}
}
return c.addSystemdUnit(&types.SystemdUnit{
Name: types.SystemdUnitName(d.Get("name").(string)),
Contents: d.Get("content").(string),
Enable: d.Get("enable").(bool),
Mask: d.Get("mask").(bool),
DropIns: dropins,
}), nil
}