293 lines
7.5 KiB
Go
293 lines
7.5 KiB
Go
package env
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"reflect"
|
|
"sort"
|
|
"strings"
|
|
"testing"
|
|
|
|
"github.com/hashicorp/nomad/nomad/mock"
|
|
"github.com/hashicorp/nomad/nomad/structs"
|
|
)
|
|
|
|
const (
|
|
// Node values that tests can rely on
|
|
metaKey = "instance"
|
|
metaVal = "t2-micro"
|
|
attrKey = "arch"
|
|
attrVal = "amd64"
|
|
nodeName = "test node"
|
|
nodeClass = "test class"
|
|
|
|
// Environment variable values that tests can rely on
|
|
envOneKey = "NOMAD_IP"
|
|
envOneVal = "127.0.0.1"
|
|
envTwoKey = "NOMAD_PORT_WEB"
|
|
envTwoVal = ":80"
|
|
)
|
|
|
|
var (
|
|
// Networks that tests can rely on
|
|
networks = []*structs.NetworkResource{
|
|
&structs.NetworkResource{
|
|
IP: "127.0.0.1",
|
|
ReservedPorts: []structs.Port{{Label: "http", Value: 80}},
|
|
DynamicPorts: []structs.Port{{Label: "https", Value: 8080}},
|
|
},
|
|
}
|
|
portMap = map[string]int{
|
|
"https": 443,
|
|
}
|
|
)
|
|
|
|
func testTaskEnvironment() *TaskEnvironment {
|
|
n := mock.Node()
|
|
n.Attributes = map[string]string{
|
|
attrKey: attrVal,
|
|
}
|
|
n.Meta = map[string]string{
|
|
metaKey: metaVal,
|
|
}
|
|
n.Name = nodeName
|
|
n.NodeClass = nodeClass
|
|
|
|
envVars := map[string]string{
|
|
envOneKey: envOneVal,
|
|
envTwoKey: envTwoVal,
|
|
}
|
|
return NewTaskEnvironment(n).SetEnvvars(envVars).Build()
|
|
}
|
|
|
|
func TestEnvironment_ParseAndReplace_Env(t *testing.T) {
|
|
env := testTaskEnvironment()
|
|
|
|
input := []string{fmt.Sprintf(`"${%v}"!`, envOneKey), fmt.Sprintf("${%s}${%s}", envOneKey, envTwoKey)}
|
|
act := env.ParseAndReplace(input)
|
|
exp := []string{fmt.Sprintf(`"%s"!`, envOneVal), fmt.Sprintf("%s%s", envOneVal, envTwoVal)}
|
|
|
|
if !reflect.DeepEqual(act, exp) {
|
|
t.Fatalf("ParseAndReplace(%v) returned %#v; want %#v", input, act, exp)
|
|
}
|
|
}
|
|
|
|
func TestEnvironment_ParseAndReplace_Meta(t *testing.T) {
|
|
input := []string{fmt.Sprintf("${%v%v}", nodeMetaPrefix, metaKey)}
|
|
exp := []string{metaVal}
|
|
env := testTaskEnvironment()
|
|
act := env.ParseAndReplace(input)
|
|
|
|
if !reflect.DeepEqual(act, exp) {
|
|
t.Fatalf("ParseAndReplace(%v) returned %#v; want %#v", input, act, exp)
|
|
}
|
|
}
|
|
|
|
func TestEnvironment_ParseAndReplace_Attr(t *testing.T) {
|
|
input := []string{fmt.Sprintf("${%v%v}", nodeAttributePrefix, attrKey)}
|
|
exp := []string{attrVal}
|
|
env := testTaskEnvironment()
|
|
act := env.ParseAndReplace(input)
|
|
|
|
if !reflect.DeepEqual(act, exp) {
|
|
t.Fatalf("ParseAndReplace(%v) returned %#v; want %#v", input, act, exp)
|
|
}
|
|
}
|
|
|
|
func TestEnvironment_ParseAndReplace_Node(t *testing.T) {
|
|
input := []string{fmt.Sprintf("${%v}", nodeNameKey), fmt.Sprintf("${%v}", nodeClassKey)}
|
|
exp := []string{nodeName, nodeClass}
|
|
env := testTaskEnvironment()
|
|
act := env.ParseAndReplace(input)
|
|
|
|
if !reflect.DeepEqual(act, exp) {
|
|
t.Fatalf("ParseAndReplace(%v) returned %#v; want %#v", input, act, exp)
|
|
}
|
|
}
|
|
|
|
func TestEnvironment_ParseAndReplace_Mixed(t *testing.T) {
|
|
input := []string{
|
|
fmt.Sprintf("${%v}${%v%v}", nodeNameKey, nodeAttributePrefix, attrKey),
|
|
fmt.Sprintf("${%v}${%v%v}", nodeClassKey, nodeMetaPrefix, metaKey),
|
|
fmt.Sprintf("${%v}${%v}", envTwoKey, nodeClassKey),
|
|
}
|
|
exp := []string{
|
|
fmt.Sprintf("%v%v", nodeName, attrVal),
|
|
fmt.Sprintf("%v%v", nodeClass, metaVal),
|
|
fmt.Sprintf("%v%v", envTwoVal, nodeClass),
|
|
}
|
|
env := testTaskEnvironment()
|
|
act := env.ParseAndReplace(input)
|
|
|
|
if !reflect.DeepEqual(act, exp) {
|
|
t.Fatalf("ParseAndReplace(%v) returned %#v; want %#v", input, act, exp)
|
|
}
|
|
}
|
|
|
|
func TestEnvironment_ReplaceEnv_Mixed(t *testing.T) {
|
|
input := fmt.Sprintf("${%v}${%v%v}", nodeNameKey, nodeAttributePrefix, attrKey)
|
|
exp := fmt.Sprintf("%v%v", nodeName, attrVal)
|
|
env := testTaskEnvironment()
|
|
act := env.ReplaceEnv(input)
|
|
|
|
if act != exp {
|
|
t.Fatalf("ParseAndReplace(%v) returned %#v; want %#v", input, act, exp)
|
|
}
|
|
}
|
|
|
|
func TestEnvironment_AsList(t *testing.T) {
|
|
n := mock.Node()
|
|
a := mock.Alloc()
|
|
a.TaskResources["web"].Networks[0].DynamicPorts[0].Value = 2000
|
|
env := NewTaskEnvironment(n).
|
|
SetNetworks(networks).
|
|
SetPortMap(portMap).
|
|
SetTaskMeta(map[string]string{"foo": "baz"}).
|
|
SetAlloc(a).
|
|
SetTaskName("taskA").Build()
|
|
|
|
act := env.EnvList()
|
|
exp := []string{
|
|
"NOMAD_ADDR_http=127.0.0.1:80",
|
|
"NOMAD_PORT_http=80",
|
|
"NOMAD_IP_http=127.0.0.1",
|
|
"NOMAD_ADDR_https=127.0.0.1:443",
|
|
"NOMAD_PORT_https=443",
|
|
"NOMAD_IP_https=127.0.0.1",
|
|
"NOMAD_HOST_PORT_http=80",
|
|
"NOMAD_HOST_PORT_https=8080",
|
|
"NOMAD_META_FOO=baz",
|
|
"NOMAD_META_foo=baz",
|
|
"NOMAD_ADDR_web_main=192.168.0.100:5000",
|
|
"NOMAD_ADDR_web_http=192.168.0.100:2000",
|
|
"NOMAD_TASK_NAME=taskA",
|
|
}
|
|
allocID := fmt.Sprintf("NOMAD_ALLOC_ID=%s", a.ID)
|
|
exp = append(exp, allocID)
|
|
sort.Strings(act)
|
|
sort.Strings(exp)
|
|
if !reflect.DeepEqual(act, exp) {
|
|
t.Fatalf("env.List() returned %v;\n want %v", act, exp)
|
|
}
|
|
}
|
|
|
|
func TestEnvironment_VaultToken(t *testing.T) {
|
|
n := mock.Node()
|
|
env := NewTaskEnvironment(n).SetVaultToken("123", false).Build()
|
|
|
|
act := env.EnvList()
|
|
if len(act) != 0 {
|
|
t.Fatalf("Unexpected environment variables: %v", act)
|
|
}
|
|
|
|
env = env.SetVaultToken("123", true).Build()
|
|
act = env.EnvList()
|
|
exp := []string{"VAULT_TOKEN=123"}
|
|
if !reflect.DeepEqual(act, exp) {
|
|
t.Fatalf("env.List() returned %v; want %v", act, exp)
|
|
}
|
|
}
|
|
|
|
func TestEnvironment_ClearEnvvars(t *testing.T) {
|
|
n := mock.Node()
|
|
env := NewTaskEnvironment(n).
|
|
SetNetworks(networks).
|
|
SetPortMap(portMap).
|
|
SetEnvvars(map[string]string{"foo": "baz", "bar": "bang"}).Build()
|
|
|
|
act := env.EnvList()
|
|
exp := []string{
|
|
"NOMAD_ADDR_http=127.0.0.1:80",
|
|
"NOMAD_PORT_http=80",
|
|
"NOMAD_IP_http=127.0.0.1",
|
|
"NOMAD_ADDR_https=127.0.0.1:443",
|
|
"NOMAD_PORT_https=443",
|
|
"NOMAD_IP_https=127.0.0.1",
|
|
"NOMAD_HOST_PORT_http=80",
|
|
"NOMAD_HOST_PORT_https=8080",
|
|
"bar=bang",
|
|
"foo=baz",
|
|
}
|
|
sort.Strings(act)
|
|
sort.Strings(exp)
|
|
if !reflect.DeepEqual(act, exp) {
|
|
t.Fatalf("env.List() returned %v; want %v", act, exp)
|
|
}
|
|
|
|
// Clear the environent variables.
|
|
env.ClearEnvvars().Build()
|
|
|
|
act = env.EnvList()
|
|
exp = []string{
|
|
"NOMAD_ADDR_http=127.0.0.1:80",
|
|
"NOMAD_PORT_http=80",
|
|
"NOMAD_IP_http=127.0.0.1",
|
|
"NOMAD_ADDR_https=127.0.0.1:443",
|
|
"NOMAD_PORT_https=443",
|
|
"NOMAD_IP_https=127.0.0.1",
|
|
"NOMAD_HOST_PORT_https=8080",
|
|
"NOMAD_HOST_PORT_http=80",
|
|
}
|
|
sort.Strings(act)
|
|
sort.Strings(exp)
|
|
if !reflect.DeepEqual(act, exp) {
|
|
t.Fatalf("env.List() returned %v; want %v", act, exp)
|
|
}
|
|
}
|
|
|
|
func TestEnvironment_Interprolate(t *testing.T) {
|
|
env := testTaskEnvironment().
|
|
SetEnvvars(map[string]string{"test": "${node.class}", "test2": "${attr.arch}"}).
|
|
Build()
|
|
|
|
act := env.EnvList()
|
|
exp := []string{fmt.Sprintf("test=%s", nodeClass), fmt.Sprintf("test2=%s", attrVal)}
|
|
sort.Strings(act)
|
|
sort.Strings(exp)
|
|
if !reflect.DeepEqual(act, exp) {
|
|
t.Fatalf("env.List() returned %v; want %v", act, exp)
|
|
}
|
|
}
|
|
|
|
func TestEnvironment_AppendHostEnvVars(t *testing.T) {
|
|
host := os.Environ()
|
|
if len(host) < 2 {
|
|
t.Skip("No host environment variables. Can't test")
|
|
}
|
|
skip := strings.Split(host[0], "=")[0]
|
|
env := testTaskEnvironment().
|
|
AppendHostEnvvars([]string{skip}).
|
|
Build()
|
|
|
|
act := env.EnvMap()
|
|
if len(act) < 1 {
|
|
t.Fatalf("Host environment variables not properly set")
|
|
}
|
|
if _, ok := act[skip]; ok {
|
|
t.Fatalf("Didn't filter environment variable %q", skip)
|
|
}
|
|
}
|
|
|
|
// TestEnvironment_DashesInTaskName asserts dashes in port labels are properly
|
|
// converted to underscores in environment variables.
|
|
// See: https://github.com/hashicorp/nomad/issues/2405
|
|
func TestEnvironment_DashesInTaskName(t *testing.T) {
|
|
env := testTaskEnvironment()
|
|
env.SetNetworks([]*structs.NetworkResource{
|
|
{
|
|
Device: "eth0",
|
|
DynamicPorts: []structs.Port{
|
|
{
|
|
Label: "just-some-dashes",
|
|
Value: 9000,
|
|
},
|
|
},
|
|
},
|
|
})
|
|
env.Build()
|
|
|
|
if env.TaskEnv["NOMAD_PORT_just_some_dashes"] != "9000" {
|
|
t.Fatalf("Expected NOMAD_PORT_just_some_dashes=9000 in TaskEnv; found:\n%#v", env.TaskEnv)
|
|
}
|
|
}
|