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minikube
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refactor provision

pull/6487/head
Medya Gh 2020-02-03 22:29:27 -08:00
parent a2f2df9f81
commit 92eeb3c10b
4 changed files with 472 additions and 208 deletions
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11
pkg/minikube/machine/client.go
View File

@ -36,6 +36,7 @@ import (
"github.com/docker/machine/libmachine/host"
"github.com/docker/machine/libmachine/mcnutils"
"github.com/docker/machine/libmachine/persist"
lib_provision "github.com/docker/machine/libmachine/provision"
"github.com/docker/machine/libmachine/ssh"
"github.com/docker/machine/libmachine/state"
"github.com/docker/machine/libmachine/swarm"
@ -207,10 +208,16 @@ func (api *LocalClient) Create(h *host.Host) error {
{
"provisioning",
func() error {
if driver.BareMetal(h.Driver.DriverName()) || driver.IsKIC(h.Driver.DriverName()) {
if driver.BareMetal(h.Driver.DriverName()) {
return nil
}
pv := provision.NewBuildrootProvisioner(h.Driver)
var pv lib_provision.Provisioner
if driver.IsKIC(h.Driver.DriverName()) {
pv = provision.NewUbuntuProvisioner(h.Driver)
fmt.Println("choosing ubuntu provisioner")
} else {
pv = provision.NewBuildrootProvisioner(h.Driver)
}
return pv.Provision(*h.HostOptions.SwarmOptions, *h.HostOptions.AuthOptions, *h.HostOptions.EngineOptions)
},
},

207
pkg/provision/buildroot.go
View File

@ -19,29 +19,18 @@ package provision
import (
"bytes"
"fmt"
"os/exec"
"path"
"path/filepath"
"strings"
"text/template"
"time"
"github.com/docker/machine/libmachine/auth"
"github.com/docker/machine/libmachine/cert"
"github.com/docker/machine/libmachine/drivers"
"github.com/docker/machine/libmachine/engine"
"github.com/docker/machine/libmachine/log"
"github.com/docker/machine/libmachine/mcnutils"
"github.com/docker/machine/libmachine/provision"
"github.com/docker/machine/libmachine/provision/pkgaction"
"github.com/docker/machine/libmachine/provision/serviceaction"
"github.com/docker/machine/libmachine/swarm"
"github.com/pkg/errors"
"k8s.io/minikube/pkg/minikube/assets"
"k8s.io/minikube/pkg/minikube/command"
"k8s.io/minikube/pkg/minikube/config"
"k8s.io/minikube/pkg/minikube/sshutil"
"k8s.io/minikube/pkg/util"
"k8s.io/minikube/pkg/util/retry"
)
@ -50,15 +39,6 @@ type BuildrootProvisioner struct {
provision.SystemdProvisioner
}
// for escaping systemd template specifiers (e.g. '%i'), which are not supported by minikube
var systemdSpecifierEscaper = strings.NewReplacer("%", "%%")
func init() {
provision.Register("Buildroot", &provision.RegisteredProvisioner{
New: NewBuildrootProvisioner,
})
}
// NewBuildrootProvisioner creates a new BuildrootProvisioner
func NewBuildrootProvisioner(d drivers.Driver) provision.Provisioner {
return &BuildrootProvisioner{
@ -75,17 +55,6 @@ func (p *BuildrootProvisioner) CompatibleWithHost() bool {
return p.OsReleaseInfo.ID == "buildroot"
}
// escapeSystemdDirectives escapes special characters in the input variables used to create the
// systemd unit file, which would otherwise be interpreted as systemd directives. An example
// are template specifiers (e.g. '%i') which are predefined variables that get evaluated dynamically
// (see systemd man pages for more info). This is not supported by minikube, thus needs to be escaped.
func escapeSystemdDirectives(engineConfigContext *provision.EngineConfigContext) {
// escape '%' in Environment option so that it does not evaluate into a template specifier
engineConfigContext.EngineOptions.Env = util.ReplaceChars(engineConfigContext.EngineOptions.Env, systemdSpecifierEscaper)
// input might contain whitespaces, wrap it in quotes
engineConfigContext.EngineOptions.Env = util.ConcatStrings(engineConfigContext.EngineOptions.Env, "\"", "\"")
}
// GenerateDockerOptions generates the *provision.DockerOptions for this provisioner
func (p *BuildrootProvisioner) GenerateDockerOptions(dockerPort int) (*provision.DockerOptions, error) {
var engineCfg bytes.Buffer
@ -192,14 +161,6 @@ WantedBy=multi-user.target
return dockerCfg, nil
}
func rootFileSystemType(p *BuildrootProvisioner) (string, error) {
fs, err := p.SSHCommand("df --output=fstype / | tail -n 1")
if err != nil {
return "", err
}
return strings.TrimSpace(fs), nil
}
// Package installs a package
func (p *BuildrootProvisioner) Package(name string, action pkgaction.PackageAction) error {
return nil
@ -235,176 +196,10 @@ func (p *BuildrootProvisioner) Provision(swarmOptions swarm.Options, authOptions
}
log.Debugf("setting minikube options for container-runtime")
if err := setContainerRuntimeOptions(p); err != nil {
if err := setContainerRuntimeOptions(p.Driver.GetMachineName(), p); err != nil {
log.Debugf("Error setting container-runtime options during provisioning %v", err)
return err
}
return nil
}
func setRemoteAuthOptions(p provision.Provisioner) auth.Options {
dockerDir := p.GetDockerOptionsDir()
authOptions := p.GetAuthOptions()
// due to windows clients, we cannot use filepath.Join as the paths
// will be mucked on the linux hosts
authOptions.CaCertRemotePath = path.Join(dockerDir, "ca.pem")
authOptions.ServerCertRemotePath = path.Join(dockerDir, "server.pem")
authOptions.ServerKeyRemotePath = path.Join(dockerDir, "server-key.pem")
return authOptions
}
func setContainerRuntimeOptions(p *BuildrootProvisioner) error {
c, err := config.Load(p.Driver.GetMachineName())
if err != nil {
return errors.Wrap(err, "getting cluster config")
}
switch c.KubernetesConfig.ContainerRuntime {
case "crio", "cri-o":
return p.setCrioOptions()
case "containerd":
return nil
default:
_, err := p.GenerateDockerOptions(engine.DefaultPort)
return err
}
}
func (p *BuildrootProvisioner) setCrioOptions() error {
// pass through --insecure-registry
var (
crioOptsTmpl = `
CRIO_MINIKUBE_OPTIONS='{{ range .EngineOptions.InsecureRegistry }}--insecure-registry {{.}} {{ end }}'
`
crioOptsPath = "/etc/sysconfig/crio.minikube"
)
t, err := template.New("crioOpts").Parse(crioOptsTmpl)
if err != nil {
return err
}
var crioOptsBuf bytes.Buffer
if err := t.Execute(&crioOptsBuf, p); err != nil {
return err
}
if _, err = p.SSHCommand(fmt.Sprintf("sudo mkdir -p %s && printf %%s \"%s\" | sudo tee %s", path.Dir(crioOptsPath), crioOptsBuf.String(), crioOptsPath)); err != nil {
return err
}
return nil
}
func configureAuth(p *BuildrootProvisioner) error {
log.Infof("configureAuth start")
start := time.Now()
defer func() {
log.Infof("configureAuth took %s", time.Since(start))
}()
driver := p.GetDriver()
machineName := driver.GetMachineName()
authOptions := p.GetAuthOptions()
org := mcnutils.GetUsername() + "." + machineName
bits := 2048
ip, err := driver.GetIP()
if err != nil {
return errors.Wrap(err, "error getting ip during provisioning")
}
if err := copyHostCerts(authOptions); err != nil {
return err
}
// The Host IP is always added to the certificate's SANs list
hosts := append(authOptions.ServerCertSANs, ip, "localhost")
log.Debugf("generating server cert: %s ca-key=%s private-key=%s org=%s san=%s",
authOptions.ServerCertPath,
authOptions.CaCertPath,
authOptions.CaPrivateKeyPath,
org,
hosts,
)
err = cert.GenerateCert(&cert.Options{
Hosts: hosts,
CertFile: authOptions.ServerCertPath,
KeyFile: authOptions.ServerKeyPath,
CAFile: authOptions.CaCertPath,
CAKeyFile: authOptions.CaPrivateKeyPath,
Org: org,
Bits: bits,
})
if err != nil {
return fmt.Errorf("error generating server cert: %v", err)
}
return copyRemoteCerts(authOptions, driver)
}
func copyHostCerts(authOptions auth.Options) error {
log.Infof("copyHostCerts")
execRunner := &command.ExecRunner{}
hostCerts := map[string]string{
authOptions.CaCertPath: path.Join(authOptions.StorePath, "ca.pem"),
authOptions.ClientCertPath: path.Join(authOptions.StorePath, "cert.pem"),
authOptions.ClientKeyPath: path.Join(authOptions.StorePath, "key.pem"),
}
if _, err := execRunner.RunCmd(exec.Command("mkdir", "-p", authOptions.StorePath)); err != nil {
return err
}
for src, dst := range hostCerts {
f, err := assets.NewFileAsset(src, path.Dir(dst), filepath.Base(dst), "0777")
if err != nil {
return errors.Wrapf(err, "open cert file: %s", src)
}
if err := execRunner.Copy(f); err != nil {
return errors.Wrapf(err, "transferring file: %+v", f)
}
}
return nil
}
func copyRemoteCerts(authOptions auth.Options, driver drivers.Driver) error {
log.Infof("copyRemoteCerts")
remoteCerts := map[string]string{
authOptions.CaCertPath: authOptions.CaCertRemotePath,
authOptions.ServerCertPath: authOptions.ServerCertRemotePath,
authOptions.ServerKeyPath: authOptions.ServerKeyRemotePath,
}
sshClient, err := sshutil.NewSSHClient(driver)
if err != nil {
return errors.Wrap(err, "provisioning: error getting ssh client")
}
sshRunner := command.NewSSHRunner(sshClient)
dirs := []string{}
for _, dst := range remoteCerts {
dirs = append(dirs, path.Dir(dst))
}
args := append([]string{"mkdir", "-p"}, dirs...)
if _, err = sshRunner.RunCmd(exec.Command("sudo", args...)); err != nil {
return err
}
for src, dst := range remoteCerts {
f, err := assets.NewFileAsset(src, path.Dir(dst), filepath.Base(dst), "0640")
if err != nil {
return errors.Wrapf(err, "error copying %s to %s", src, dst)
}
if err := sshRunner.Copy(f); err != nil {
return errors.Wrapf(err, "transferring file to machine %v", f)
}
}
return nil
}

252
pkg/provision/provision.go Normal file
View File

@ -0,0 +1,252 @@
/*
Copyright 2019 The Kubernetes Authors All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package provision
import (
"bytes"
"fmt"
"os/exec"
"path"
"path/filepath"
"strings"
"text/template"
"time"
"github.com/docker/machine/libmachine/auth"
"github.com/docker/machine/libmachine/cert"
"github.com/docker/machine/libmachine/drivers"
"github.com/docker/machine/libmachine/engine"
"github.com/docker/machine/libmachine/log"
"github.com/docker/machine/libmachine/mcnutils"
"github.com/docker/machine/libmachine/provision"
"github.com/docker/machine/libmachine/swarm"
"github.com/pkg/errors"
"k8s.io/minikube/pkg/minikube/assets"
"k8s.io/minikube/pkg/minikube/command"
"k8s.io/minikube/pkg/minikube/config"
"k8s.io/minikube/pkg/minikube/sshutil"
"k8s.io/minikube/pkg/util"
)
// generic interface for minikube provisioner
type miniProvisioner interface {
String() string
CompatibleWithHost() bool
GenerateDockerOptions(int) (*provision.DockerOptions, error)
Provision(swarmOptions swarm.Options, authOptions auth.Options, engineOptions engine.Options) error
GetDriver() drivers.Driver
GetAuthOptions() auth.Options
SSHCommand(string) (string, error)
}
// for escaping systemd template specifiers (e.g. '%i'), which are not supported by minikube
var systemdSpecifierEscaper = strings.NewReplacer("%", "%%")
func init() {
provision.Register("Buildroot", &provision.RegisteredProvisioner{
New: NewBuildrootProvisioner,
})
provision.Register("Ubuntu", &provision.RegisteredProvisioner{
New: NewUbuntuProvisioner,
})
}
func configureAuth(p miniProvisioner) error {
log.Infof("configureAuth start")
start := time.Now()
defer func() {
log.Infof("configureAuth took %s", time.Since(start))
}()
driver := p.GetDriver()
machineName := driver.GetMachineName()
authOptions := p.GetAuthOptions()
org := mcnutils.GetUsername() + "." + machineName
bits := 2048
ip, err := driver.GetIP()
if err != nil {
return errors.Wrap(err, "error getting ip during provisioning")
}
if err := copyHostCerts(authOptions); err != nil {
return err
}
// The Host IP is always added to the certificate's SANs list
hosts := append(authOptions.ServerCertSANs, ip, "localhost", "127.0.0.1")
log.Debugf("generating server cert: %s ca-key=%s private-key=%s org=%s san=%s",
authOptions.ServerCertPath,
authOptions.CaCertPath,
authOptions.CaPrivateKeyPath,
org,
hosts,
)
err = cert.GenerateCert(&cert.Options{
Hosts: hosts,
CertFile: authOptions.ServerCertPath,
KeyFile: authOptions.ServerKeyPath,
CAFile: authOptions.CaCertPath,
CAKeyFile: authOptions.CaPrivateKeyPath,
Org: org,
Bits: bits,
})
if err != nil {
return fmt.Errorf("error generating server cert: %v", err)
}
return copyRemoteCerts(authOptions, driver)
}
func copyHostCerts(authOptions auth.Options) error {
log.Infof("copyHostCerts")
execRunner := &command.ExecRunner{}
hostCerts := map[string]string{
authOptions.CaCertPath: path.Join(authOptions.StorePath, "ca.pem"),
authOptions.ClientCertPath: path.Join(authOptions.StorePath, "cert.pem"),
authOptions.ClientKeyPath: path.Join(authOptions.StorePath, "key.pem"),
}
if _, err := execRunner.RunCmd(exec.Command("mkdir", "-p", authOptions.StorePath)); err != nil {
return err
}
for src, dst := range hostCerts {
f, err := assets.NewFileAsset(src, path.Dir(dst), filepath.Base(dst), "0777")
if err != nil {
return errors.Wrapf(err, "open cert file: %s", src)
}
if err := execRunner.Copy(f); err != nil {
return errors.Wrapf(err, "transferring file: %+v", f)
}
}
return nil
}
func copyRemoteCerts(authOptions auth.Options, driver drivers.Driver) error {
log.Infof("copyRemoteCerts")
remoteCerts := map[string]string{
authOptions.CaCertPath: authOptions.CaCertRemotePath,
authOptions.ServerCertPath: authOptions.ServerCertRemotePath,
authOptions.ServerKeyPath: authOptions.ServerKeyRemotePath,
}
sshClient, err := sshutil.NewSSHClient(driver)
if err != nil {
return errors.Wrap(err, "provisioning: error getting ssh client")
}
sshRunner := command.NewSSHRunner(sshClient)
dirs := []string{}
for _, dst := range remoteCerts {
dirs = append(dirs, path.Dir(dst))
}
args := append([]string{"mkdir", "-p"}, dirs...)
if _, err = sshRunner.RunCmd(exec.Command("sudo", args...)); err != nil {
return err
}
for src, dst := range remoteCerts {
f, err := assets.NewFileAsset(src, path.Dir(dst), filepath.Base(dst), "0640")
if err != nil {
return errors.Wrapf(err, "error copying %s to %s", src, dst)
}
if err := sshRunner.Copy(f); err != nil {
return errors.Wrapf(err, "transferring file to machine %v", f)
}
}
return nil
}
func setRemoteAuthOptions(p provision.Provisioner) auth.Options {
dockerDir := p.GetDockerOptionsDir()
authOptions := p.GetAuthOptions()
// due to windows clients, we cannot use filepath.Join as the paths
// will be mucked on the linux hosts
authOptions.CaCertRemotePath = path.Join(dockerDir, "ca.pem")
authOptions.ServerCertRemotePath = path.Join(dockerDir, "server.pem")
authOptions.ServerKeyRemotePath = path.Join(dockerDir, "server-key.pem")
return authOptions
}
func setContainerRuntimeOptions(name string, p miniProvisioner) error {
c, err := config.Load(name)
if err != nil {
return errors.Wrap(err, "getting cluster config")
}
switch c.KubernetesConfig.ContainerRuntime {
case "crio", "cri-o":
return setCrioOptions(p)
case "containerd":
return nil
default:
_, err := p.GenerateDockerOptions(engine.DefaultPort)
return err
}
}
func setCrioOptions(p provision.SSHCommander) error {
// pass through --insecure-registry
var (
crioOptsTmpl = `
CRIO_MINIKUBE_OPTIONS='{{ range .EngineOptions.InsecureRegistry }}--insecure-registry {{.}} {{ end }}'
`
crioOptsPath = "/etc/sysconfig/crio.minikube"
)
t, err := template.New("crioOpts").Parse(crioOptsTmpl)
if err != nil {
return err
}
var crioOptsBuf bytes.Buffer
if err := t.Execute(&crioOptsBuf, p); err != nil {
return err
}
if _, err = p.SSHCommand(fmt.Sprintf("sudo mkdir -p %s && printf %%s \"%s\" | sudo tee %s", path.Dir(crioOptsPath), crioOptsBuf.String(), crioOptsPath)); err != nil {
return err
}
return nil
}
func rootFileSystemType(p provision.SSHCommander) (string, error) {
fs, err := p.SSHCommand("df --output=fstype / | tail -n 1")
if err != nil {
return "", err
}
return strings.TrimSpace(fs), nil
}
// escapeSystemdDirectives escapes special characters in the input variables used to create the
// systemd unit file, which would otherwise be interpreted as systemd directives. An example
// are template specifiers (e.g. '%i') which are predefined variables that get evaluated dynamically
// (see systemd man pages for more info). This is not supported by minikube, thus needs to be escaped.
func escapeSystemdDirectives(engineConfigContext *provision.EngineConfigContext) {
// escape '%' in Environment option so that it does not evaluate into a template specifier
engineConfigContext.EngineOptions.Env = util.ReplaceChars(engineConfigContext.EngineOptions.Env, systemdSpecifierEscaper)
// input might contain whitespaces, wrap it in quotes
engineConfigContext.EngineOptions.Env = util.ConcatStrings(engineConfigContext.EngineOptions.Env, "\"", "\"")
}

210
pkg/provision/ubuntu.go Normal file
View File

@ -0,0 +1,210 @@
/*
Copyright 2019 The Kubernetes Authors All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package provision
import (
"bytes"
"fmt"
"path"
"text/template"
"time"
"github.com/docker/machine/libmachine/auth"
"github.com/docker/machine/libmachine/drivers"
"github.com/docker/machine/libmachine/engine"
"github.com/docker/machine/libmachine/log"
"github.com/docker/machine/libmachine/provision"
"github.com/docker/machine/libmachine/provision/pkgaction"
"github.com/docker/machine/libmachine/provision/serviceaction"
"github.com/docker/machine/libmachine/swarm"
"k8s.io/minikube/pkg/util/retry"
)
// UbuntuProvisioner provisions the ubuntu
type UbuntuProvisioner struct {
BuildrootProvisioner
}
// NewUbuntuProvisioner creates a new UbuntuProvisioner
func NewUbuntuProvisioner(d drivers.Driver) provision.Provisioner {
return &UbuntuProvisioner{
BuildrootProvisioner{
provision.NewSystemdProvisioner("ubuntu", d),
},
}
}
func (p *UbuntuProvisioner) String() string {
return "ubuntu"
}
// CompatibleWithHost checks if provisioner is compatible with host
func (p *UbuntuProvisioner) CompatibleWithHost() bool {
return p.OsReleaseInfo.ID == "ubuntu"
}
// GenerateDockerOptions generates the *provision.DockerOptions for this provisioner
func (p *UbuntuProvisioner) GenerateDockerOptions(dockerPort int) (*provision.DockerOptions, error) {
var engineCfg bytes.Buffer
drvLabel := fmt.Sprintf("provider=%s", p.Driver.DriverName())
p.EngineOptions.Labels = append(p.EngineOptions.Labels, drvLabel)
noPivot := true
// Using pivot_root is not supported on fstype rootfs
if fstype, err := rootFileSystemType(p); err == nil {
log.Debugf("root file system type: %s", fstype)
noPivot = fstype == "rootfs"
}
engineConfigTmpl := `[Unit]
Description=Docker Application Container Engine
Documentation=https://docs.docker.com
BindsTo=containerd.service
After=network-online.target firewalld.service containerd.service
Wants=network-online.target
Requires=docker.socket
[Service]
Type=notify
`
if noPivot {
log.Warn("Using fundamentally insecure --no-pivot option")
engineConfigTmpl += `
# DOCKER_RAMDISK disables pivot_root in Docker, using MS_MOVE instead.
Environment=DOCKER_RAMDISK=yes
`
}
engineConfigTmpl += `
{{range .EngineOptions.Env}}Environment={{.}}
{{end}}
# This file is a systemd drop-in unit that inherits from the base dockerd configuration.
# The base configuration already specifies an 'ExecStart=...' command. The first directive
# here is to clear out that command inherited from the base configuration. Without this,
# the command from the base configuration and the command specified here are treated as
# a sequence of commands, which is not the desired behavior, nor is it valid -- systemd
# will catch this invalid input and refuse to start the service with an error like:
# Service has more than one ExecStart= setting, which is only allowed for Type=oneshot services.
# NOTE: default-ulimit=nofile is set to an arbitrary number for consistency with other
# container runtimes. If left unlimited, it may result in OOM issues with MySQL.
ExecStart=
ExecStart=/usr/bin/dockerd -H tcp://0.0.0.0:{{.DockerPort}} -H unix:///var/run/docker.sock --default-ulimit=nofile=1048576:1048576 --tlsverify --tlscacert {{.AuthOptions.CaCertRemotePath}} --tlscert {{.AuthOptions.ServerCertRemotePath}} --tlskey {{.AuthOptions.ServerKeyRemotePath}} {{ range .EngineOptions.Labels }}--label {{.}} {{ end }}{{ range .EngineOptions.InsecureRegistry }}--insecure-registry {{.}} {{ end }}{{ range .EngineOptions.RegistryMirror }}--registry-mirror {{.}} {{ end }}{{ range .EngineOptions.ArbitraryFlags }}--{{.}} {{ end }}
ExecReload=/bin/kill -s HUP $MAINPID
# Having non-zero Limit*s causes performance problems due to accounting overhead
# in the kernel. We recommend using cgroups to do container-local accounting.
LimitNOFILE=infinity
LimitNPROC=infinity
LimitCORE=infinity
# Uncomment TasksMax if your systemd version supports it.
# Only systemd 226 and above support this version.
TasksMax=infinity
TimeoutStartSec=0
# set delegate yes so that systemd does not reset the cgroups of docker containers
Delegate=yes
# kill only the docker process, not all processes in the cgroup
KillMode=process
[Install]
WantedBy=multi-user.target
`
t, err := template.New("engineConfig").Parse(engineConfigTmpl)
if err != nil {
return nil, err
}
engineConfigContext := provision.EngineConfigContext{
DockerPort: dockerPort,
AuthOptions: p.AuthOptions,
EngineOptions: p.EngineOptions,
}
escapeSystemdDirectives(&engineConfigContext)
if err := t.Execute(&engineCfg, engineConfigContext); err != nil {
return nil, err
}
dockerCfg := &provision.DockerOptions{
EngineOptions: engineCfg.String(),
EngineOptionsPath: "/lib/systemd/system/docker.service",
}
log.Info("Setting Docker configuration on the remote daemon...")
if _, err = p.SSHCommand(fmt.Sprintf("sudo mkdir -p %s && printf %%s \"%s\" | sudo tee %s", path.Dir(dockerCfg.EngineOptionsPath), dockerCfg.EngineOptions, dockerCfg.EngineOptionsPath)); err != nil {
return nil, err
}
if err := p.Service("docker", serviceaction.Enable); err != nil {
return nil, err
}
if err := p.Service("docker", serviceaction.Restart); err != nil {
return nil, err
}
return dockerCfg, nil
}
// Package installs a package
func (p *UbuntuProvisioner) Package(name string, action pkgaction.PackageAction) error {
return nil
}
// Provision does the provisioning
func (p *UbuntuProvisioner) Provision(swarmOptions swarm.Options, authOptions auth.Options, engineOptions engine.Options) error {
fmt.Println("************ INSISDE ******* PRVOVISION ******************")
p.SwarmOptions = swarmOptions
p.AuthOptions = authOptions
p.EngineOptions = engineOptions
log.Infof("provisioning hostname %q", p.Driver.GetMachineName())
if err := p.SetHostname(p.Driver.GetMachineName()); err != nil {
return err
}
p.AuthOptions = setRemoteAuthOptions(p)
log.Debugf("set auth options %+v", p.AuthOptions)
log.Debugf("setting up certificates")
configAuth := func() error {
if err := configureAuth(p); err != nil {
log.Warnf("configureAuth failed: %v", err)
return &retry.RetriableError{Err: err}
}
return nil
}
err := retry.Expo(configAuth, time.Second, 2*time.Minute)
if err != nil {
log.Debugf("Error configuring auth during provisioning %v", err)
return err
}
log.Debugf("setting minikube options for container-runtime")
if err := setContainerRuntimeOptions(p.Driver.GetMachineName(), p); err != nil {
log.Debugf("Error setting container-runtime options during provisioning %v", err)
return err
}
return nil
}