func Teardown(fsc *fs.FsClient, sc *systemd.SystemdClient, distributionPath string, stopDaemon bool) error {
vLogger("\n# call rkt.Teardown()")
for _, u := range units {
exists, err := sc.Exists(u)
if err != nil {
return maskAny(err)
}
if !exists || !stopDaemon {
continue
}
if err := sc.Stop(u); err != nil {
return maskAny(err)
}
if err := fsc.Remove(rktSystemdPath + u); err != nil {
return maskAny(err)
}
}
// reload unit files, that is, `systemctl daemon-reload`
if err := sc.Reload(); err != nil {
return maskAny(err)
}
if err := fsc.Remove(distributionPath + "/rkt"); err != nil {
return maskAny(err)
}
return nil
}
func Teardown(fsc *fs.FsClient, sc *systemd.SystemdClient) error {
vLogger("\n# call iptables.Teardown()")
for _, s := range services {
exists, err := sc.Exists(s)
if err != nil {
return maskAny(err)
}
if !exists {
continue
}
if err := sc.Stop(s); err != nil {
return maskAny(err)
}
}
for _, p := range paths {
if err := fsc.Remove(p); err != nil {
return maskAny(err)
}
}
if err := sc.Reload(); err != nil {
return maskAny(err)
}
return nil
}
func Teardown(fsc *fs.FsClient, sc *systemd.SystemdClient, distributionPath, overlayWorkdir, overlayMountPoint string) error {
vLogger("\n# call overlay.Teardown()")
exists, err := sc.Exists(overlayMount)
if err != nil {
return maskAny(err)
}
if exists {
if err := sc.Stop(overlayMount); err != nil {
return maskAny(err)
}
}
if err := fsc.Remove(overlayMountPath); err != nil && !fs.IsNotExist(err) {
return maskAny(err)
}
if err := sc.Reload(); err != nil {
return maskAny(err)
}
if err := fsc.Remove(overlayWorkdir); err != nil && !fs.IsNotExist(err) {
return maskAny(err)
}
return nil
}
func Teardown(fsc *fs.FsClient, sc *systemd.SystemdClient, stopDaemon bool) error {
vLogger("\n# call docker.Teardown()")
for _, s := range services {
exists, err := sc.Exists(s)
if err != nil {
return maskAny(err)
}
if !exists || !stopDaemon {
continue
}
if err := sc.Stop(s); err != nil {
return maskAny(err)
}
}
for _, p := range paths {
if err := fsc.Remove(p); err != nil {
return maskAny(err)
}
}
// reload unit files, that is, `systemctl daemon-reload`
if err := sc.Reload(); err != nil {
return maskAny(err)
}
return nil
}
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 Teardown(fsc *fs.FsClient, distributionPath string) error {
vLogger("\n# call distribution.Teardown()")
if err := fsc.Remove(distributionPath); err != nil {
return maskAny(err)
}
return nil
}
func Setup(fsc *fs.FsClient, distributionPath string) error {
vLogger("\n# call distribution.Setup()")
if err := fsc.MkdirAll(distributionPath, fileMode); err != nil {
return maskAny(err)
}
return nil
}
func setupRules(fsc *fs.FsClient, subnet, dockerSubnet, gateway string, useDockerRules bool) error {
rulesBytes, err := RenderRulesFromTemplate(subnet, dockerSubnet, gateway, useDockerRules)
if err != nil {
return maskAny(err)
}
if err := fsc.Write(rulesPath, rulesBytes, fileMode); err != nil {
return maskAny(err)
}
return nil
}
func setupRules(fsClient *fs.FsClient) error {
rulesBytes, err := RenderRulesFromTemplate()
if err != nil {
return maskAny(err)
}
if err := fsClient.Write(rulesPath, rulesBytes, fileMode); err != nil {
return maskAny(err)
}
return nil
}
func setupService(fsc *fs.FsClient) error {
iptablesService, err := templates.Asset(serviceTemplate)
if err != nil {
return maskAny(err)
}
if err := fsc.Write(servicePath, iptablesService, fileMode); err != nil {
return maskAny(err)
}
return nil
}
func setupNetfilter(fsc *fs.FsClient) error {
netfilterService, err := templates.Asset(netfilterTemplate)
if err != nil {
return maskAny(err)
}
if err := fsc.Write(netfilterPath, netfilterService, fileMode); err != nil {
return maskAny(err)
}
return nil
}
func Setup(fsc *fs.FsClient, fc fetchclient.FetchClient, distributionPath, k8sVersion string) error {
vLogger("\n# call k8s.Setup()")
k8sRaw, err := fc.Get("k8s/" + k8sVersion + "/kubectl")
if err != nil {
return maskAny(err)
}
if err := fsc.Write(distributionPath+"/kubectl", k8sRaw, fileMode); err != nil {
return maskAny(err)
}
return 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 Teardown(fsc *fs.FsClient, sc *systemd.SystemdClient, distributionPath string, stopDaemon bool) error {
vLogger("\n# call fleet.Teardown()")
exists, err := sc.Exists(fleetServiceName)
if err != nil {
return maskAny(err)
}
if exists && stopDaemon {
if err := sc.Stop(fleetServiceName); err != nil {
return maskAny(err)
}
}
if err := fsc.Remove(distributionPath + "/fleet"); err != nil {
return maskAny(err)
}
if err := fsc.Remove(distributionPath + "/fleetd"); err != nil {
return maskAny(err)
}
if err := fsc.Remove(distributionPath + "/fleetctl"); err != nil {
return maskAny(err)
}
if err := sc.Reload(); err != nil {
return maskAny(err)
}
return nil
}
func Setup(fsc *fs.FsClient, sc *systemd.SystemdClient, fc fetchclient.FetchClient, distributionPath, etcdVersion string, startDaemon bool, useOverlay bool) error {
vLogger("\n# call etcd.Setup()")
etcdRaw, err := fc.Get("etcd/" + etcdVersion + "/etcd")
if err != nil {
return maskAny(err)
}
if err := fsc.Write(distributionPath+"/etcd2", etcdRaw, fileMode); err != nil {
return maskAny(err)
}
etcdctlRaw, err := fc.Get("etcd/" + etcdVersion + "/etcdctl")
if err != nil {
return maskAny(err)
}
if err := fsc.Write(distributionPath+"/etcdctl", etcdctlRaw, fileMode); err != nil {
return maskAny(err)
}
err = createEtcdService(fsc, useOverlay)
if err != nil {
return maskAny(err)
}
if err := sc.Reload(); err != nil {
return maskAny(err)
}
if startDaemon {
if err := sc.Start(etcdServiceName); 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, fc fetchclient.FetchClient, distributionPath, rktVersion string, startDaemon, useOverlay bool) error {
vLogger("\n# call rkt.Setup()")
rktRaw, err := fc.Get("rkt/" + rktVersion + "/rkt")
if err != nil {
return maskAny(err)
}
if err := fsc.Write(distributionPath+"/rkt", rktRaw, binaryFileMode); err != nil {
return maskAny(err)
}
err = createRktGarbageService(fsc, useOverlay)
if err != nil {
return maskAny(err)
}
err = createRktMetadataService(fsc, useOverlay)
if err != nil {
return maskAny(err)
}
if err := sc.Reload(); err != nil {
return maskAny(err)
}
if startDaemon {
if err := sc.Start(rktGarbageTimerName); err != nil {
return maskAny(err)
}
if err := sc.Start(rktMetadataServiceName); 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
}
func Setup(fsc *fs.FsClient, sc *systemd.SystemdClient, fc fetchclient.FetchClient, distributionPath, fleetVersion string, startDaemon bool, useOverlay bool) error {
vLogger("\n# call fleet.Setup()")
fleetdRaw, err := fc.Get("fleet/" + fleetVersion + "/fleetd")
if err != nil {
return maskAny(err)
}
if err := fsc.Write(distributionPath+"/fleet", fleetdRaw, fileMode); err != nil {
return maskAny(err)
}
if err := fsc.Symlink(distributionPath+"/fleet", distributionPath+"/fleetd"); err != nil {
return maskAny(err)
}
fleetctlRaw, err := fc.Get("fleet/" + fleetVersion + "/fleetctl")
if err != nil {
return maskAny(err)
}
if err := fsc.Write(distributionPath+"/fleetctl", fleetctlRaw, fileMode); err != nil {
return maskAny(err)
}
err = createFleetService(fsc, useOverlay)
if err != nil {
return maskAny(err)
}
if err := sc.Reload(); err != nil {
return maskAny(err)
}
if startDaemon {
if err := sc.Start(fleetServiceName); err != nil {
return maskAny(err)
}
}
return nil
}
func Setup(fsc *fs.FsClient, sc *systemd.SystemdClient, fc fetchclient.FetchClient, distributionPath, dockerVersion string, privateRegistry []string, useIPTables, restartDaemon bool, useOverlay bool) error {
vLogger("\n# call docker.Setup()")
// This is the version where Docker split into multiple binaries.
dockerMultipleBinariesVersion, _ := semver.NewVersion("1.11.0")
semverDockerVersion, err := semver.NewVersion(dockerVersion)
if err != nil {
return maskAny(err)
}
dockerBinariesToGetAndWrite := []string{}
if semverDockerVersion.LessThan(*dockerMultipleBinariesVersion) {
dockerBinariesToGetAndWrite = []string{"docker"}
} else {
dockerBinariesToGetAndWrite = []string{
"docker",
"docker-containerd",
"docker-containerd-ctr",
"docker-containerd-shim",
"docker-runc",
}
}
for _, dockerBinaryName := range dockerBinariesToGetAndWrite {
dockerRaw, err := fc.Get("docker/" + dockerVersion + "/" + dockerBinaryName)
if err != nil {
return maskAny(err)
}
if err := fsc.Write(distributionPath+"/"+dockerBinaryName, dockerRaw, fileMode); err != nil {
return maskAny(err)
}
}
err = createDockerService(fsc, dockerVersion, privateRegistry, useIPTables, useOverlay)
if err != nil {
return maskAny(err)
}
dockerTcpSocket, err := templates.Asset(socketTemplate)
if err != nil {
return maskAny(err)
}
// write docker-tcp.socket unit to host
if err := fsc.Write(socketPath, dockerTcpSocket, fileMode); err != nil {
return maskAny(err)
}
// reload unit files, that is, `systemctl daemon-reload`
if err := sc.Reload(); err != nil {
return maskAny(err)
}
if restartDaemon {
// start docker-tcp.socket unit
if err := sc.Start(socketName); err != nil {
return maskAny(err)
}
// start docker.service unit
if err := sc.Start(serviceName); err != nil {
// If there is a dependency error, we just log it. This only happens in case
// the provisioner is restarted. Then systemd throws an error when starting
// docker, even though the only dependency (docker-tcp.socket) does not
// fail.
if systemd.IsJobDependency(err) {
vLogger(err.Error())
} else {
return maskAny(err)
}
}
}
return nil
}