terraform/builtin/providers/mysql/resource_grant.go

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package mysql
import (
"fmt"
"log"
"strings"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceGrant() *schema.Resource {
return &schema.Resource{
Create: CreateGrant,
Update: nil,
Read: ReadGrant,
Delete: DeleteGrant,
Schema: map[string]*schema.Schema{
"user": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"host": &schema.Schema{
Type: schema.TypeString,
Optional: true,
ForceNew: true,
Default: "localhost",
},
"database": &schema.Schema{
Type: schema.TypeString,
Required: true,
ForceNew: true,
},
"privileges": &schema.Schema{
Type: schema.TypeSet,
Required: true,
ForceNew: true,
Elem: &schema.Schema{Type: schema.TypeString},
Set: schema.HashString,
},
"grant": &schema.Schema{
Type: schema.TypeBool,
Optional: true,
ForceNew: true,
Default: false,
},
},
}
}
func CreateGrant(d *schema.ResourceData, meta interface{}) error {
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conn := meta.(*providerConfiguration).Conn
// create a comma-delimited string of privileges
var privileges string
var privilegesList []string
vL := d.Get("privileges").(*schema.Set).List()
for _, v := range vL {
privilegesList = append(privilegesList, v.(string))
}
privileges = strings.Join(privilegesList, ",")
stmtSQL := fmt.Sprintf("GRANT %s on %s.* TO '%s'@'%s'",
privileges,
d.Get("database").(string),
d.Get("user").(string),
d.Get("host").(string))
if d.Get("grant").(bool) {
stmtSQL = " WITH GRANT OPTION"
}
log.Println("Executing statement:", stmtSQL)
_, _, err := conn.Query(stmtSQL)
if err != nil {
return err
}
user := fmt.Sprintf("%s@%s:%s", d.Get("user").(string), d.Get("host").(string), d.Get("database"))
d.SetId(user)
return ReadGrant(d, meta)
}
func ReadGrant(d *schema.ResourceData, meta interface{}) error {
conn := meta.(*providerConfiguration).Conn
stmtSQL := fmt.Sprintf("SHOW GRANTS FOR '%s'@'%s'",
d.Get("user").(string),
d.Get("host").(string))
log.Println("Executing statement:", stmtSQL)
_, _, err := conn.Query(stmtSQL)
if err != nil {
d.SetId("")
}
return nil
}
func DeleteGrant(d *schema.ResourceData, meta interface{}) error {
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conn := meta.(*providerConfiguration).Conn
stmtSQL := fmt.Sprintf("REVOKE GRANT OPTION ON %s.* FROM '%s'@'%s'",
d.Get("database").(string),
d.Get("user").(string),
d.Get("host").(string))
log.Println("Executing statement:", stmtSQL)
_, _, err := conn.Query(stmtSQL)
if err != nil {
return err
}
stmtSQL = fmt.Sprintf("REVOKE ALL ON %s.* FROM '%s'@'%s'",
d.Get("database").(string),
d.Get("user").(string),
d.Get("host").(string))
log.Println("Executing statement:", stmtSQL)
_, _, err = conn.Query(stmtSQL)
if err != nil {
return err
}
return nil
}