open-nomad/e2e/e2eutil/consul.go

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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 deregistered from Consul
func RequireConsulDeregistered(require *require.Assertions,
client *capi.Client, serviceName string) {
require.Eventually(func() bool {
services, _, err := client.Health().Service(serviceName, "", false, nil)
require.NoError(err, "expected no error for %q, got %v", serviceName, err)
return len(services) == 0
}, 5*time.Second, time.Second)
}