func NewConfig() *Config {
return &Config{
Debug: DEBUG,
State: StateConfig{
Required: false,
Dev: "LABEL=RANCHER_STATE",
FsType: "auto",
},
BootstrapDocker: DockerConfig{
Args: []string{
"docker",
"-d",
"-s", "overlay",
"-b", "none",
"--restart=false",
"-g", "/var/lib/system-docker",
"-G", "root",
"-H", DOCKER_SYSTEM_HOST,
},
},
SystemDocker: DockerConfig{
Args: []string{
"docker",
"-d",
"--log-driver", "syslog",
"-s", "overlay",
"-b", "docker-sys",
"--fixed-cidr", "172.18.42.1/16",
"--restart=false",
"-g", "/var/lib/system-docker",
"-G", "root",
"-H", DOCKER_SYSTEM_HOST,
},
},
Modules: []string{},
UserDocker: DockerConfig{
TLSArgs: []string{
"--tlsverify",
"--tlscacert=ca.pem",
"--tlscert=server-cert.pem",
"--tlskey=server-key.pem",
"-H=0.0.0.0:2376",
},
Args: []string{
"docker",
"-d",
"-s", "overlay",
"-G", "docker",
"-H", DOCKER_HOST,
},
},
Network: NetworkConfig{
Dns: DnsConfig{
Nameservers: []string{"8.8.8.8", "8.8.4.4"},
},
Interfaces: map[string]InterfaceConfig{
"eth*": {
DHCP: true,
},
"lo": {
Address: "127.0.0.1/8",
},
},
},
CloudInit: CloudInit{
Datasources: []string{"configdrive:/media/config-2"},
},
Upgrade: UpgradeConfig{
Url: "https://releases.rancher.com/os/versions.yml",
Image: "rancher/os",
},
BootstrapContainers: map[string]*project.ServiceConfig{
"udev": {
Net: "host",
Privileged: true,
Labels: project.NewSliceorMap(map[string]string{
DETACH: "false",
SCOPE: SYSTEM,
}),
Volumes: []string{
"/dev:/host/dev",
"/lib/modules:/lib/modules",
"/lib/firmware:/lib/firmware",
},
Image: "udev",
LogDriver: "json-file",
},
},
SystemContainers: map[string]*project.ServiceConfig{
"udev": {
Image: "udev",
Restart: "always",
Net: "host",
Privileged: true,
Labels: project.NewSliceorMap(map[string]string{
DETACH: "true",
SCOPE: SYSTEM,
}),
Environment: project.NewMaporslice([]string{
"DAEMON=true",
}),
VolumesFrom: []string{
"system-volumes",
},
},
"system-volumes": {
Image: "state",
Net: "none",
ReadOnly: true,
Privileged: true,
Labels: project.NewSliceorMap(map[string]string{
CREATE_ONLY: "true",
SCOPE: SYSTEM,
}),
Volumes: []string{
"/dev:/host/dev",
"/var/lib/rancher/conf:/var/lib/rancher/conf",
"/etc/ssl/certs/ca-certificates.crt:/etc/ssl/certs/ca-certificates.crt.rancher",
"/lib/modules:/lib/modules",
"/lib/firmware:/lib/firmware",
"/var/run:/var/run",
"/var/log:/var/log",
},
LogDriver: "json-file",
},
"command-volumes": {
Image: "state",
Net: "none",
ReadOnly: true,
Privileged: true,
Labels: project.NewSliceorMap(map[string]string{
CREATE_ONLY: "true",
SCOPE: SYSTEM,
}),
Volumes: []string{
"/init:/sbin/halt:ro",
"/init:/sbin/poweroff:ro",
"/init:/sbin/reboot:ro",
"/init:/sbin/shutdown:ro",
"/init:/sbin/netconf:ro",
"/init:/usr/bin/cloud-init:ro",
"/init:/usr/bin/rancherctl:ro", // deprecated, use `ros` instead
"/init:/usr/bin/ros:ro",
"/init:/usr/bin/respawn:ro",
"/init:/usr/bin/system-docker:ro",
"/init:/usr/sbin/wait-for-docker:ro",
"/lib/modules:/lib/modules",
"/usr/bin/docker:/usr/bin/docker:ro",
},
LogDriver: "json-file",
},
"user-volumes": {
Image: "state",
Net: "none",
ReadOnly: true,
Privileged: true,
Labels: project.NewSliceorMap(map[string]string{
CREATE_ONLY: "true",
SCOPE: SYSTEM,
}),
Volumes: []string{
"/home:/home",
"/opt:/opt",
},
LogDriver: "json-file",
},
"docker-volumes": {
Image: "state",
Net: "none",
ReadOnly: true,
Privileged: true,
Labels: project.NewSliceorMap(map[string]string{
CREATE_ONLY: "true",
SCOPE: SYSTEM,
}),
Volumes: []string{
"/var/lib/rancher/conf:/var/lib/rancher/conf",
"/var/lib/docker:/var/lib/docker",
"/var/lib/system-docker:/var/lib/system-docker",
},
LogDriver: "json-file",
},
"all-volumes": {
Image: "state",
Net: "none",
ReadOnly: true,
Privileged: true,
Labels: project.NewSliceorMap(map[string]string{
CREATE_ONLY: "true",
SCOPE: SYSTEM,
}),
VolumesFrom: []string{
"docker-volumes",
"command-volumes",
"user-volumes",
"system-volumes",
},
LogDriver: "json-file",
},
"preload-system-images": {
Image: "preload",
Privileged: true,
Labels: project.NewSliceorMap(map[string]string{
DETACH: "false",
SCOPE: SYSTEM,
}),
VolumesFrom: []string{
"command-volumes",
"system-volumes",
},
Volumes: []string{
"/var/run/system-docker.sock:/var/run/docker.sock",
"/var/lib/system-docker/preload:/mnt/preload",
},
},
"cloud-init-pre": {
Image: "cloudinit",
Privileged: true,
Net: "host",
Labels: project.NewSliceorMap(map[string]string{
RELOAD_CONFIG: "true",
DETACH: "false",
SCOPE: SYSTEM,
}),
Environment: project.NewMaporslice([]string{
"CLOUD_INIT_NETWORK=false",
}),
Links: []string{
"preload-system-images",
},
VolumesFrom: []string{
"command-volumes",
"system-volumes",
},
},
"network": {
Image: "network",
Privileged: true,
Net: "host",
Labels: project.NewSliceorMap(map[string]string{
DETACH: "false",
SCOPE: SYSTEM,
}),
Links: []string{
"cloud-init-pre",
},
VolumesFrom: []string{
"command-volumes",
"system-volumes",
},
},
"cloud-init": {
Image: "cloudinit",
Privileged: true,
Labels: project.NewSliceorMap(map[string]string{
RELOAD_CONFIG: "true",
DETACH: "false",
SCOPE: SYSTEM,
}),
Net: "host",
Links: []string{
"preload-user-images",
"cloud-init-pre",
"network",
},
VolumesFrom: []string{
"command-volumes",
"system-volumes",
},
},
"ntp": {
Image: "ntp",
Restart: "always",
Privileged: true,
Net: "host",
Labels: project.NewSliceorMap(map[string]string{
SCOPE: SYSTEM,
}),
Links: []string{
"cloud-init",
"network",
},
},
"syslog": {
Image: "syslog",
Restart: "always",
Privileged: true,
Net: "host",
Labels: project.NewSliceorMap(map[string]string{
SCOPE: SYSTEM,
}),
VolumesFrom: []string{
"system-volumes",
},
LogDriver: "json-file",
},
"docker": {
Image: "docker",
Restart: "always",
Privileged: true,
Pid: "host",
Ipc: "host",
Net: "host",
Labels: project.NewSliceorMap(map[string]string{
SCOPE: SYSTEM,
}),
Links: []string{
"network",
},
VolumesFrom: []string{
"all-volumes",
},
},
"dockerwait": {
Image: "dockerwait",
Net: "host",
Labels: project.NewSliceorMap(map[string]string{
DETACH: "false",
SCOPE: SYSTEM,
}),
Links: []string{
"docker",
},
VolumesFrom: []string{
"all-volumes",
},
},
"preload-user-images": {
Image: "preload",
Privileged: true,
Labels: project.NewSliceorMap(map[string]string{
DETACH: "false",
SCOPE: SYSTEM,
}),
Links: []string{
"dockerwait",
},
VolumesFrom: []string{
"command-volumes",
"system-volumes",
},
Volumes: []string{
"/var/run/docker.sock:/var/run/docker.sock",
"/var/lib/docker/preload:/mnt/preload",
},
},
"console": {
Image: "console",
Privileged: true,
Links: []string{
"cloud-init",
},
Labels: project.NewSliceorMap(map[string]string{
SCOPE: SYSTEM,
}),
VolumesFrom: []string{
"all-volumes",
},
Restart: "always",
Pid: "host",
Ipc: "host",
Net: "host",
},
"acpid": {
Image: "acpid",
Privileged: true,
Labels: project.NewSliceorMap(map[string]string{
SCOPE: SYSTEM,
}),
VolumesFrom: []string{
"command-volumes",
"system-volumes",
},
Net: "host",
},
},
ServicesInclude: map[string]bool{
"ubuntu-console": false,
},
Repositories: map[string]Repository{
"core": Repository{
Url: "https://raw.githubusercontent.com/rancherio/os-services/" + DEFAULT_IMAGE_VERSION,
},
},
Services: map[string]*project.ServiceConfig{},
}
}
func autoformat(cfg *config.Config) error {
if len(cfg.State.Autoformat) == 0 || util.ResolveDevice(cfg.State.Dev) != "" {
return nil
}
var format string
outer:
for _, dev := range cfg.State.Autoformat {
log.Infof("Checking %s to auto-format", dev)
if _, err := os.Stat(dev); os.IsNotExist(err) {
continue
}
f, err := os.Open(dev)
if err != nil {
return err
}
defer f.Close()
buffer := make([]byte, 1048576, 1048576)
c, err := f.Read(buffer)
if err != nil {
return err
}
if c != 1048576 {
log.Infof("%s not right size", dev)
continue
}
boot2docker := false
if strings.HasPrefix(string(buffer[:len(boot2dockerMagic)]), boot2dockerMagic) {
boot2docker = true
}
if boot2docker == false {
for _, b := range buffer {
if b != 0 {
log.Infof("%s not empty", dev)
continue outer
}
}
}
format = dev
break
}
if format != "" {
log.Infof("Auto formatting : %s", format)
// copy
udev := *cfg.BootstrapContainers["udev"]
udev.Links = append(udev.Links, "autoformat")
udev.LogDriver = "json-file"
err := docker.RunServices("autoformat", cfg, map[string]*project.ServiceConfig{
"autoformat": {
Net: "none",
Privileged: true,
Image: "autoformat",
Command: format,
Labels: project.NewSliceorMap(map[string]string{
config.DETACH: "false",
config.SCOPE: config.SYSTEM,
}),
LogDriver: "json-file",
Environment: project.NewMaporslice([]string{
"MAGIC=" + boot2dockerMagic,
}),
},
"udev": &udev,
})
return err
}
return nil
}
func TestHash2(t *testing.T) {
assert := require.New(t)
cfg := &config.ContainerConfig{
Id: "docker-volumes",
Cmd: "",
MigrateVolumes: false,
ReloadConfig: false,
CreateOnly: true,
Service: &project.ServiceConfig{CapAdd: nil, CapDrop: nil, CpuShares: 0, Command: "", Detach: "", Dns: project.NewStringorslice(), DnsSearch: project.NewStringorslice(), DomainName: "", Entrypoint: "", EnvFile: "", Environment: project.NewMaporslice([]string{}), Hostname: "", Image: "state", Labels: project.NewSliceorMap(map[string]string{"io.rancher.os.createonly": "true", "io.rancher.os.scope": "system"}), Links: nil, LogDriver: "json-file", MemLimit: 0, Name: "", Net: "none", Pid: "", Ipc: "", Ports: nil, Privileged: true, Restart: "", ReadOnly: true, StdinOpen: false, Tty: false, User: "", Volumes: []string{"/var/lib/docker:/var/lib/docker", "/var/lib/rancher/conf:/var/lib/rancher/conf", "/var/lib/system-docker:/var/lib/system-docker"}, VolumesFrom: nil, WorkingDir: "", Expose: nil, ExternalLinks: nil},
}
for i := 0; i < 1000; i++ {
assert.Equal(getHash(cfg), getHash(cfg), fmt.Sprintf("Failed at iteration: %v", i))
}
}