554 lines
13 KiB
Go
554 lines
13 KiB
Go
package docker
|
|
|
|
import (
|
|
"testing"
|
|
|
|
"github.com/hashicorp/nomad/helper/pluginutils/hclutils"
|
|
"github.com/hashicorp/nomad/plugins/drivers"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func TestConfig_ParseHCL(t *testing.T) {
|
|
cases := []struct {
|
|
name string
|
|
|
|
input string
|
|
expected *TaskConfig
|
|
}{
|
|
{
|
|
"basic image",
|
|
`config {
|
|
image = "redis:3.2"
|
|
}`,
|
|
&TaskConfig{
|
|
Image: "redis:3.2",
|
|
Devices: []DockerDevice{},
|
|
Mounts: []DockerMount{},
|
|
CPUCFSPeriod: 100000,
|
|
},
|
|
},
|
|
}
|
|
|
|
parser := hclutils.NewConfigParser(taskConfigSpec)
|
|
for _, c := range cases {
|
|
c := c
|
|
t.Run(c.name, func(t *testing.T) {
|
|
var tc *TaskConfig
|
|
|
|
parser.ParseHCL(t, c.input, &tc)
|
|
|
|
require.EqualValues(t, c.expected, tc)
|
|
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestConfig_ParseJSON(t *testing.T) {
|
|
cases := []struct {
|
|
name string
|
|
input string
|
|
expected TaskConfig
|
|
}{
|
|
{
|
|
name: "nil values for blocks are safe",
|
|
input: `{"Config": {"image": "bash:3", "mounts": null}}`,
|
|
expected: TaskConfig{
|
|
Image: "bash:3",
|
|
Mounts: []DockerMount{},
|
|
Devices: []DockerDevice{},
|
|
CPUCFSPeriod: 100000,
|
|
},
|
|
},
|
|
{
|
|
name: "nil values for 'volumes' field are safe",
|
|
input: `{"Config": {"image": "bash:3", "volumes": null}}`,
|
|
expected: TaskConfig{
|
|
Image: "bash:3",
|
|
Mounts: []DockerMount{},
|
|
Devices: []DockerDevice{},
|
|
CPUCFSPeriod: 100000,
|
|
},
|
|
},
|
|
{
|
|
name: "nil values for 'args' field are safe",
|
|
input: `{"Config": {"image": "bash:3", "args": null}}`,
|
|
expected: TaskConfig{
|
|
Image: "bash:3",
|
|
Mounts: []DockerMount{},
|
|
Devices: []DockerDevice{},
|
|
CPUCFSPeriod: 100000,
|
|
},
|
|
},
|
|
{
|
|
name: "nil values for string fields are safe",
|
|
input: `{"Config": {"image": "bash:3", "command": null}}`,
|
|
expected: TaskConfig{
|
|
Image: "bash:3",
|
|
Mounts: []DockerMount{},
|
|
Devices: []DockerDevice{},
|
|
CPUCFSPeriod: 100000,
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
c := c
|
|
t.Run(c.name, func(t *testing.T) {
|
|
var tc TaskConfig
|
|
hclutils.NewConfigParser(taskConfigSpec).ParseJson(t, c.input, &tc)
|
|
|
|
require.Equal(t, c.expected, tc)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestConfig_PortMap_Deserialization(t *testing.T) {
|
|
parser := hclutils.NewConfigParser(taskConfigSpec)
|
|
|
|
expectedMap := map[string]int{
|
|
"ssh": 25,
|
|
"http": 80,
|
|
"https": 443,
|
|
}
|
|
|
|
t.Run("parsing hcl block case", func(t *testing.T) {
|
|
validHCL := `
|
|
config {
|
|
image = "redis"
|
|
port_map {
|
|
ssh = 25
|
|
http = 80
|
|
https = 443
|
|
}
|
|
}`
|
|
|
|
var tc *TaskConfig
|
|
parser.ParseHCL(t, validHCL, &tc)
|
|
|
|
require.EqualValues(t, expectedMap, tc.PortMap)
|
|
})
|
|
|
|
t.Run("parsing hcl assignment case", func(t *testing.T) {
|
|
validHCL := `
|
|
config {
|
|
image = "redis"
|
|
port_map = {
|
|
ssh = 25
|
|
http = 80
|
|
https = 443
|
|
}
|
|
}`
|
|
|
|
var tc *TaskConfig
|
|
parser.ParseHCL(t, validHCL, &tc)
|
|
|
|
require.EqualValues(t, expectedMap, tc.PortMap)
|
|
})
|
|
|
|
validJsons := []struct {
|
|
name string
|
|
json string
|
|
}{
|
|
{
|
|
"single map in an array",
|
|
`{"Config": {"image": "redis", "port_map": [{"ssh": 25, "http": 80, "https": 443}]}}`,
|
|
},
|
|
{
|
|
"array of single map entries",
|
|
`{"Config": {"image": "redis", "port_map": [{"ssh": 25}, {"http": 80}, {"https": 443}]}}`,
|
|
},
|
|
{
|
|
"array of maps",
|
|
`{"Config": {"image": "redis", "port_map": [{"ssh": 25, "http": 80}, {"https": 443}]}}`,
|
|
},
|
|
}
|
|
|
|
for _, c := range validJsons {
|
|
t.Run("json:"+c.name, func(t *testing.T) {
|
|
var tc *TaskConfig
|
|
parser.ParseJson(t, c.json, &tc)
|
|
|
|
require.EqualValues(t, expectedMap, tc.PortMap)
|
|
})
|
|
}
|
|
|
|
}
|
|
|
|
func TestConfig_ParseAllHCL(t *testing.T) {
|
|
cfgStr := `
|
|
config {
|
|
image = "redis:3.2"
|
|
advertise_ipv6_address = true
|
|
args = ["command_arg1", "command_arg2"]
|
|
auth {
|
|
username = "myusername"
|
|
password = "mypassword"
|
|
email = "myemail@example.com"
|
|
server_address = "https://example.com"
|
|
}
|
|
|
|
auth_soft_fail = true
|
|
cap_add = ["CAP_SYS_NICE"]
|
|
cap_drop = ["CAP_SYS_ADMIN", "CAP_SYS_TIME"]
|
|
command = "/bin/bash"
|
|
cpu_hard_limit = true
|
|
cpu_cfs_period = 20
|
|
devices = [
|
|
{"host_path"="/dev/null", "container_path"="/tmp/container-null", cgroup_permissions="rwm"},
|
|
{"host_path"="/dev/random", "container_path"="/tmp/container-random"},
|
|
]
|
|
dns_search_domains = ["sub.example.com", "sub2.example.com"]
|
|
dns_options = ["debug", "attempts:10"]
|
|
dns_servers = ["8.8.8.8", "1.1.1.1"]
|
|
entrypoint = ["/bin/bash", "-c"]
|
|
extra_hosts = ["127.0.0.1 localhost.example.com"]
|
|
force_pull = true
|
|
hostname = "self.example.com"
|
|
interactive = true
|
|
ipc_mode = "host"
|
|
ipv4_address = "10.0.2.1"
|
|
ipv6_address = "2601:184:407f:b37c:d834:412e:1f86:7699"
|
|
labels {
|
|
owner = "hashicorp-nomad"
|
|
key = "val"
|
|
}
|
|
load = "/tmp/image.tar.gz"
|
|
logging {
|
|
driver = "json-file-driver"
|
|
type = "json-file"
|
|
config {
|
|
"max-file" = "3"
|
|
"max-size" = "10m"
|
|
}
|
|
}
|
|
mac_address = "02:42:ac:11:00:02"
|
|
mounts = [
|
|
{
|
|
type = "bind"
|
|
target = "/bind-target",
|
|
source = "/bind-source"
|
|
readonly = true
|
|
bind_options {
|
|
propagation = "rshared"
|
|
}
|
|
},
|
|
{
|
|
type = "tmpfs"
|
|
target = "/tmpfs-target",
|
|
readonly = true
|
|
tmpfs_options {
|
|
size = 30000
|
|
mode = 0777
|
|
}
|
|
},
|
|
{
|
|
type = "volume"
|
|
target = "/volume-target"
|
|
source = "/volume-source"
|
|
readonly = true
|
|
volume_options {
|
|
no_copy = true
|
|
labels {
|
|
label_key = "label_value"
|
|
}
|
|
driver_config {
|
|
name = "nfs"
|
|
options {
|
|
option_key = "option_value"
|
|
}
|
|
}
|
|
}
|
|
},
|
|
]
|
|
network_aliases = ["redis"]
|
|
network_mode = "host"
|
|
pids_limit = 2000
|
|
pid_mode = "host"
|
|
port_map {
|
|
http = 80
|
|
redis = 6379
|
|
}
|
|
privileged = true
|
|
readonly_rootfs = true
|
|
security_opt = [
|
|
"credentialspec=file://gmsaUser.json"
|
|
],
|
|
shm_size = 30000
|
|
storage_opt {
|
|
dm.thinpooldev = "dev/mapper/thin-pool"
|
|
dm.use_deferred_deletion = "true"
|
|
dm.use_deferred_removal = "true"
|
|
|
|
}
|
|
sysctl {
|
|
net.core.somaxconn = "16384"
|
|
}
|
|
tty = true
|
|
ulimit {
|
|
nproc = "4242"
|
|
nofile = "2048:4096"
|
|
}
|
|
uts_mode = "host"
|
|
userns_mode = "host"
|
|
volumes = [
|
|
"/host-path:/container-path:rw",
|
|
]
|
|
volume_driver = "host"
|
|
work_dir = "/tmp/workdir"
|
|
}`
|
|
|
|
expected := &TaskConfig{
|
|
Image: "redis:3.2",
|
|
AdvertiseIPv6Addr: true,
|
|
Args: []string{"command_arg1", "command_arg2"},
|
|
Auth: DockerAuth{
|
|
Username: "myusername",
|
|
Password: "mypassword",
|
|
Email: "myemail@example.com",
|
|
ServerAddr: "https://example.com",
|
|
},
|
|
AuthSoftFail: true,
|
|
CapAdd: []string{"CAP_SYS_NICE"},
|
|
CapDrop: []string{"CAP_SYS_ADMIN", "CAP_SYS_TIME"},
|
|
Command: "/bin/bash",
|
|
CPUHardLimit: true,
|
|
CPUCFSPeriod: 20,
|
|
Devices: []DockerDevice{
|
|
{
|
|
HostPath: "/dev/null",
|
|
ContainerPath: "/tmp/container-null",
|
|
CgroupPermissions: "rwm",
|
|
},
|
|
{
|
|
HostPath: "/dev/random",
|
|
ContainerPath: "/tmp/container-random",
|
|
CgroupPermissions: "",
|
|
},
|
|
},
|
|
DNSSearchDomains: []string{"sub.example.com", "sub2.example.com"},
|
|
DNSOptions: []string{"debug", "attempts:10"},
|
|
DNSServers: []string{"8.8.8.8", "1.1.1.1"},
|
|
Entrypoint: []string{"/bin/bash", "-c"},
|
|
ExtraHosts: []string{"127.0.0.1 localhost.example.com"},
|
|
ForcePull: true,
|
|
Hostname: "self.example.com",
|
|
Interactive: true,
|
|
IPCMode: "host",
|
|
IPv4Address: "10.0.2.1",
|
|
IPv6Address: "2601:184:407f:b37c:d834:412e:1f86:7699",
|
|
Labels: map[string]string{
|
|
"owner": "hashicorp-nomad",
|
|
"key": "val",
|
|
},
|
|
LoadImage: "/tmp/image.tar.gz",
|
|
Logging: DockerLogging{
|
|
Driver: "json-file-driver",
|
|
Type: "json-file",
|
|
Config: map[string]string{
|
|
"max-file": "3",
|
|
"max-size": "10m",
|
|
}},
|
|
MacAddress: "02:42:ac:11:00:02",
|
|
Mounts: []DockerMount{
|
|
{
|
|
Type: "bind",
|
|
Target: "/bind-target",
|
|
Source: "/bind-source",
|
|
ReadOnly: true,
|
|
BindOptions: DockerBindOptions{
|
|
Propagation: "rshared",
|
|
},
|
|
},
|
|
{
|
|
Type: "tmpfs",
|
|
Target: "/tmpfs-target",
|
|
Source: "",
|
|
ReadOnly: true,
|
|
TmpfsOptions: DockerTmpfsOptions{
|
|
SizeBytes: 30000,
|
|
Mode: 511,
|
|
},
|
|
},
|
|
{
|
|
Type: "volume",
|
|
Target: "/volume-target",
|
|
Source: "/volume-source",
|
|
ReadOnly: true,
|
|
VolumeOptions: DockerVolumeOptions{
|
|
NoCopy: true,
|
|
Labels: map[string]string{
|
|
"label_key": "label_value",
|
|
},
|
|
DriverConfig: DockerVolumeDriverConfig{
|
|
Name: "nfs",
|
|
Options: map[string]string{
|
|
"option_key": "option_value",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
NetworkAliases: []string{"redis"},
|
|
NetworkMode: "host",
|
|
PidsLimit: 2000,
|
|
PidMode: "host",
|
|
PortMap: map[string]int{
|
|
"http": 80,
|
|
"redis": 6379,
|
|
},
|
|
Privileged: true,
|
|
ReadonlyRootfs: true,
|
|
SecurityOpt: []string{
|
|
"credentialspec=file://gmsaUser.json",
|
|
},
|
|
ShmSize: 30000,
|
|
StorageOpt: map[string]string{
|
|
"dm.thinpooldev": "dev/mapper/thin-pool",
|
|
"dm.use_deferred_deletion": "true",
|
|
"dm.use_deferred_removal": "true",
|
|
},
|
|
Sysctl: map[string]string{
|
|
"net.core.somaxconn": "16384",
|
|
},
|
|
TTY: true,
|
|
Ulimit: map[string]string{
|
|
"nofile": "2048:4096",
|
|
"nproc": "4242",
|
|
},
|
|
UTSMode: "host",
|
|
UsernsMode: "host",
|
|
Volumes: []string{
|
|
"/host-path:/container-path:rw",
|
|
},
|
|
VolumeDriver: "host",
|
|
WorkDir: "/tmp/workdir",
|
|
}
|
|
|
|
var tc *TaskConfig
|
|
hclutils.NewConfigParser(taskConfigSpec).ParseHCL(t, cfgStr, &tc)
|
|
|
|
require.EqualValues(t, expected, tc)
|
|
}
|
|
|
|
// TestConfig_DriverConfig_DanglingContainers asserts that dangling_containers is parsed
|
|
// and populated with defaults as expected
|
|
func TestConfig_DriverConfig_DanglingContainers(t *testing.T) {
|
|
cases := []struct {
|
|
name string
|
|
config string
|
|
expected ContainerGCConfig
|
|
}{
|
|
{
|
|
name: "pure default",
|
|
config: `{}`,
|
|
expected: ContainerGCConfig{Enabled: true, PeriodStr: "5m", CreationGraceStr: "5m"},
|
|
},
|
|
{
|
|
name: "partial gc",
|
|
config: `{ gc { } }`,
|
|
expected: ContainerGCConfig{Enabled: true, PeriodStr: "5m", CreationGraceStr: "5m"},
|
|
},
|
|
{
|
|
name: "partial gc",
|
|
config: `{ gc { dangling_containers { } } }`,
|
|
expected: ContainerGCConfig{Enabled: true, PeriodStr: "5m", CreationGraceStr: "5m"},
|
|
},
|
|
{
|
|
name: "partial dangling_containers",
|
|
config: `{ gc { dangling_containers { enabled = false } } }`,
|
|
expected: ContainerGCConfig{Enabled: false, PeriodStr: "5m", CreationGraceStr: "5m"},
|
|
},
|
|
{
|
|
name: "incomplete dangling_containers 2",
|
|
config: `{ gc { dangling_containers { period = "10m" } } }`,
|
|
expected: ContainerGCConfig{Enabled: true, PeriodStr: "10m", CreationGraceStr: "5m"},
|
|
},
|
|
{
|
|
name: "full default",
|
|
config: `{ gc { dangling_containers {
|
|
enabled = false
|
|
dry_run = true
|
|
period = "10m"
|
|
creation_grace = "20m"
|
|
}}}`,
|
|
expected: ContainerGCConfig{
|
|
Enabled: false,
|
|
DryRun: true,
|
|
PeriodStr: "10m",
|
|
CreationGraceStr: "20m",
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
t.Run(c.name, func(t *testing.T) {
|
|
var tc DriverConfig
|
|
hclutils.NewConfigParser(configSpec).ParseHCL(t, "config "+c.config, &tc)
|
|
require.EqualValues(t, c.expected, tc.GC.DanglingContainers)
|
|
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestConfig_InternalCapabilities(t *testing.T) {
|
|
cases := []struct {
|
|
name string
|
|
config string
|
|
expected drivers.InternalCapabilities
|
|
}{
|
|
{
|
|
name: "pure default",
|
|
config: `{}`,
|
|
expected: drivers.InternalCapabilities{},
|
|
},
|
|
{
|
|
name: "disabled",
|
|
config: `{ disable_log_collection = true }`,
|
|
expected: drivers.InternalCapabilities{DisableLogCollection: true},
|
|
},
|
|
{
|
|
name: "enabled explicitly",
|
|
config: `{ disable_log_collection = false }`,
|
|
expected: drivers.InternalCapabilities{},
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
t.Run(c.name, func(t *testing.T) {
|
|
var tc DriverConfig
|
|
hclutils.NewConfigParser(configSpec).ParseHCL(t, "config "+c.config, &tc)
|
|
|
|
d := &Driver{config: &tc}
|
|
require.Equal(t, c.expected, d.InternalCapabilities())
|
|
})
|
|
}
|
|
|
|
}
|
|
|
|
func TestConfig_DriverConfig_PullActivityTimeout(t *testing.T) {
|
|
cases := []struct {
|
|
name string
|
|
config string
|
|
expected string
|
|
}{
|
|
{
|
|
name: "default",
|
|
config: `{}`,
|
|
expected: "2m",
|
|
},
|
|
{
|
|
name: "set explicitly",
|
|
config: `{ pull_activity_timeout = "5m" }`,
|
|
expected: "5m",
|
|
},
|
|
}
|
|
|
|
for _, c := range cases {
|
|
t.Run(c.name, func(t *testing.T) {
|
|
var tc DriverConfig
|
|
hclutils.NewConfigParser(configSpec).ParseHCL(t, "config "+c.config, &tc)
|
|
require.Equal(t, c.expected, tc.PullActivityTimeout)
|
|
})
|
|
}
|
|
}
|