// SupportedProviders returns the table of supported data source providers.
func SupportedProviders() map[string]Provider {
providers := map[string]Provider{
"GCE": &gce.MetadataService{gce.MetadataURL},
"EC2": &ec2.MetadataService{ec2.MetadataURL},
"OpenStack": &openstack.MetadataService{openstack.MetadataURL},
}
// OpenStack Config-Drive overrides OpenStack meta-data service as the data provider.
configdrivePath, err := configdrive.FindMountTarget(sys.DefaultExecutor)
if err == nil {
// TODO(tmrts): Decide whether config-drive should merge or
// override OpenStack meta-data service
providers["OpenStack"] = &configdrive.Mount{configdrivePath}
}
return providers
}
func TestLocatesConfigDriveMountTarget(t *testing.T) {
Convey("Given a mounted device with the label 'config-2'", t, func() {
executor := sys.NewFuncExecutor(func(cmd string, args ...string) (string, error) {
cmd = strings.Join(append([]string{cmd}, args...), " ")
switch cmd {
case "blkid -t LABEL='config-2' -odevice":
return "/dev/cfg", nil
case "findmnt --raw --noheadings --output TARGET /dev/cfg":
return "/mnt/config", nil
}
return "", fmt.Errorf("unrecognized command")
})
Convey("It should locate where the device is mounted", func() {
target, err := configdrive.FindMountTarget(executor)
So(err, ShouldBeNil)
So(target, ShouldEqual, "/mnt/config")
})
})
}