cloudflared-mirror/cmd/cloudflared/config/manager_test.go

81 lines
1.9 KiB
Go

package config
import (
"bufio"
"os"
"testing"
"time"
"github.com/cloudflare/cloudflared/log"
"github.com/cloudflare/cloudflared/watcher"
"github.com/stretchr/testify/assert"
"gopkg.in/yaml.v2"
)
type mockNotifier struct {
configs []Root
}
func (n *mockNotifier) ConfigDidUpdate(c Root) {
n.configs = append(n.configs, c)
}
func writeConfig(t *testing.T, f *os.File, c *Root) {
f.Sync()
b, err := yaml.Marshal(c)
assert.NoError(t, err)
w := bufio.NewWriter(f)
_, err = w.Write(b)
assert.NoError(t, err)
err = w.Flush()
assert.NoError(t, err)
}
func TestConfigChanged(t *testing.T) {
filePath := "config.yaml"
f, err := os.Create(filePath)
assert.NoError(t, err)
defer func() {
f.Close()
os.Remove(filePath)
}()
c := &Root{
OrgKey: "abcd",
ConfigType: "mytype",
CheckinInterval: 1,
Forwarders: []Forwarder{
{
URL: "test.daltoniam.com",
Listener: "127.0.0.1:8080",
},
},
}
writeConfig(t, f, c)
w, err := watcher.NewFile()
assert.NoError(t, err)
logger := log.CreateLogger()
service, err := NewFileManager(w, filePath, logger)
assert.NoError(t, err)
n := &mockNotifier{}
go service.Start(n)
c.Forwarders = append(c.Forwarders, Forwarder{URL: "add.daltoniam.com", Listener: "127.0.0.1:8081"})
writeConfig(t, f, c)
// give it time to trigger
time.Sleep(10 * time.Millisecond)
service.Shutdown()
assert.Len(t, n.configs, 2, "did not get 2 config updates as expected")
assert.Len(t, n.configs[0].Forwarders, 1, "not the amount of forwarders expected")
assert.Len(t, n.configs[1].Forwarders, 2, "not the amount of forwarders expected")
assert.Equal(t, n.configs[0].Forwarders[0].Hash(), c.Forwarders[0].Hash(), "forwarder hashes don't match")
assert.Equal(t, n.configs[1].Forwarders[0].Hash(), c.Forwarders[0].Hash(), "forwarder hashes don't match")
assert.Equal(t, n.configs[1].Forwarders[1].Hash(), c.Forwarders[1].Hash(), "forwarder hashes don't match")
}