open-nomad/e2e/e2eutil/consul.go
2021-01-05 08:48:12 -06:00

48 lines
1.8 KiB
Go

package e2eutil
import (
"time"
capi "github.com/hashicorp/consul/api"
"github.com/stretchr/testify/require"
)
// RequireConsulStatus asserts the aggregate health of the service converges to the expected status.
func RequireConsulStatus(require *require.Assertions, client *capi.Client, serviceName, expectedStatus string) {
require.Eventually(func() bool {
_, status := serviceStatus(require, client, serviceName)
return status == expectedStatus
}, 30*time.Second, time.Second, // needs a long time for killing tasks/clients
"timed out expecting %q to become %q",
serviceName, expectedStatus,
)
}
// serviceStatus gets the aggregate health of the service and returns the []ServiceEntry for further checking.
func serviceStatus(require *require.Assertions, client *capi.Client, serviceName string) ([]*capi.ServiceEntry, string) {
services, _, err := client.Health().Service(serviceName, "", false, nil)
require.NoError(err, "expected no error for %q, got %v", serviceName, err)
if len(services) > 0 {
return services, services[0].Checks.AggregatedStatus()
}
return nil, "(unknown status)"
}
// RequireConsulDeregistered asserts that the service eventually is de-registered from Consul.
func RequireConsulDeregistered(require *require.Assertions, client *capi.Client, service string) {
require.Eventually(func() bool {
services, _, err := client.Health().Service(service, "", false, nil)
require.NoError(err)
return len(services) == 0
}, 5*time.Second, time.Second)
}
// RequireConsulRegistered assert that the service is registered in Consul.
func RequireConsulRegistered(require *require.Assertions, client *capi.Client, service string, count int) {
require.Eventually(func() bool {
services, _, err := client.Catalog().Service(service, "", nil)
require.NoError(err)
return len(services) == count
}, 5*time.Second, time.Second)
}