open-nomad/internal/testing/apitests/operator_test.go
Michael Schurter 073893f529 nomad: disable service+batch preemption by default
Enterprise only.

Disable preemption for service and batch jobs by default.

Maintain backward compatibility in a x.y.Z release. Consider switching
the default for new clusters in the future.
2019-06-04 15:54:50 -07:00

95 lines
3.1 KiB
Go

package apitests
import (
"testing"
"github.com/hashicorp/consul/testutil/retry"
"github.com/hashicorp/nomad/api"
"github.com/stretchr/testify/require"
)
func TestAPI_OperatorSchedulerGetSetConfiguration(t *testing.T) {
t.Parallel()
require := require.New(t)
c, s := makeClient(t, nil, nil)
defer s.Stop()
operator := c.Operator()
var config *api.SchedulerConfigurationResponse
retry.Run(t, func(r *retry.R) {
var err error
config, _, err = operator.SchedulerGetConfiguration(nil)
r.Check(err)
})
require.True(config.SchedulerConfig.PreemptionConfig.SystemSchedulerEnabled)
require.False(config.SchedulerConfig.PreemptionConfig.BatchSchedulerEnabled)
require.False(config.SchedulerConfig.PreemptionConfig.ServiceSchedulerEnabled)
// Change a config setting
newConf := &api.SchedulerConfiguration{
PreemptionConfig: api.PreemptionConfig{
SystemSchedulerEnabled: false,
BatchSchedulerEnabled: true,
ServiceSchedulerEnabled: true,
},
}
resp, wm, err := operator.SchedulerSetConfiguration(newConf, nil)
require.Nil(err)
require.NotZero(wm.LastIndex)
require.False(resp.Updated)
config, _, err = operator.SchedulerGetConfiguration(nil)
require.Nil(err)
require.False(config.SchedulerConfig.PreemptionConfig.SystemSchedulerEnabled)
require.True(config.SchedulerConfig.PreemptionConfig.BatchSchedulerEnabled)
require.True(config.SchedulerConfig.PreemptionConfig.ServiceSchedulerEnabled)
}
func TestAPI_OperatorSchedulerCASConfiguration(t *testing.T) {
t.Parallel()
require := require.New(t)
c, s := makeClient(t, nil, nil)
defer s.Stop()
operator := c.Operator()
var config *api.SchedulerConfigurationResponse
retry.Run(t, func(r *retry.R) {
var err error
config, _, err = operator.SchedulerGetConfiguration(nil)
r.Check(err)
})
require.True(config.SchedulerConfig.PreemptionConfig.SystemSchedulerEnabled)
require.False(config.SchedulerConfig.PreemptionConfig.BatchSchedulerEnabled)
require.False(config.SchedulerConfig.PreemptionConfig.ServiceSchedulerEnabled)
// Pass an invalid ModifyIndex
{
newConf := &api.SchedulerConfiguration{
PreemptionConfig: api.PreemptionConfig{SystemSchedulerEnabled: false, BatchSchedulerEnabled: true},
ModifyIndex: config.SchedulerConfig.ModifyIndex - 1,
}
resp, wm, err := operator.SchedulerCASConfiguration(newConf, nil)
require.Nil(err)
require.NotZero(wm.LastIndex)
require.False(resp.Updated)
}
// Pass a valid ModifyIndex
{
newConf := &api.SchedulerConfiguration{
PreemptionConfig: api.PreemptionConfig{SystemSchedulerEnabled: false, BatchSchedulerEnabled: true},
ModifyIndex: config.SchedulerConfig.ModifyIndex,
}
resp, wm, err := operator.SchedulerCASConfiguration(newConf, nil)
require.Nil(err)
require.NotZero(wm.LastIndex)
require.True(resp.Updated)
}
config, _, err := operator.SchedulerGetConfiguration(nil)
require.Nil(err)
require.False(config.SchedulerConfig.PreemptionConfig.SystemSchedulerEnabled)
require.True(config.SchedulerConfig.PreemptionConfig.BatchSchedulerEnabled)
require.False(config.SchedulerConfig.PreemptionConfig.ServiceSchedulerEnabled)
}