func createRktGarbageService(fsc *fs.FsClient, useOverlay bool) error {
opts := rktOptions{
UseOverlay: useOverlay,
}
b, err := templates.Render(rktGarbageServiceTemplate, opts)
if err != nil {
return maskAny(err)
}
if err := fsc.Write(rktSystemdPath+rktGarbageServiceName, b.Bytes(), unitFileMode); err != nil {
return maskAny(err)
}
rktGarbageTimer, err := templates.Asset(rktGarbageTimerTemplate)
if err != nil {
return maskAny(err)
}
if err := fsc.Write(rktSystemdPath+rktGarbageTimerName, rktGarbageTimer, unitFileMode); err != nil {
return maskAny(err)
}
return nil
}
func RenderRulesFromTemplate() ([]byte, error) {
opts := ip6tablesOptions{}
b, err := templates.Render(rulesTemplate, opts)
if err != nil {
return nil, maskAny(err)
}
return b.Bytes(), nil
}
func RenderRulesFromTemplate(subnet, dockerSubnet, gateway string, useDockerRules bool) ([]byte, error) {
opts := iptablesOptions{
Subnet: subnet,
DockerSubnet: dockerSubnet,
Gateway: gateway,
UseDockerRules: useDockerRules,
}
b, err := templates.Render(rulesTemplate, opts)
if err != nil {
return nil, maskAny(err)
}
return b.Bytes(), nil
}
func createFleetService(fsc *fs.FsClient, useOverlay bool) error {
opts := fleetOptions{
UseOverlay: useOverlay,
}
b, err := templates.Render(fleetServiceTemplate, opts)
if err != nil {
return maskAny(err)
}
if err := fsc.Write(fleetServicePath, b.Bytes(), fileMode); err != nil {
return maskAny(err)
}
return nil
}
func createDockerService(fsc *fs.FsClient, dockerVersion string, privateRegistry []string, useIPTables bool, useOverlay bool) error {
opts := dockerOptions{
PrivateRegistry: privateRegistry,
StorageEngine: getStorageEngine(dockerFolder),
UseIPTables: useIPTables,
UseOverlay: useOverlay,
DockerExecArgs: make([]string, 0),
}
options := addVersionSpecificArguments(&opts, dockerVersion)
opts = *options
b, err := templates.Render(serviceTemplate, opts)
if err != nil {
return maskAny(err)
}
if err := fsc.Write(servicePath, b.Bytes(), fileMode); err != nil {
return maskAny(err)
}
return nil
}
func Setup(fsc *fs.FsClient, sc *systemd.SystemdClient, distributionPath, overlayWorkdir, overlayMountPoint string) error {
vLogger("\n# call overlay.Setup()")
if err := fsc.MkdirAll(overlayWorkdir, fileMode); err != nil {
return maskAny(err)
}
opts := struct {
OverlayUpperdir string
OverlayWorkdir string
MountPoint string
}{
distributionPath,
overlayWorkdir,
overlayMountPoint,
}
b, err := templates.Render(overlayMountTemplate, opts)
if err != nil {
return maskAny(err)
}
if err := fsc.Write(overlayMountPath, b.Bytes(), fileMode); err != nil {
return maskAny(err)
}
if err := sc.Reload(); err != nil {
return maskAny(err)
}
if err := sc.Start(overlayMount); err != nil {
return maskAny(err)
}
return nil
}