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package main
import (
"fmt"
"io/ioutil"
"os"
"path/filepath"
"time"
"github.com/mndrix/tap-go"
rspecs "github.com/opencontainers/runtime-spec/specs-go"
"github.com/opencontainers/runtime-tools/specerror"
"github.com/opencontainers/runtime-tools/validation/util"
uuid "github.com/satori/go.uuid"
)
func main() {
t := tap.New()
t.Header(0)
defer t.AutoPlan()
bundleDir, err := util.PrepareBundle()
if err != nil {
util.Fatal(err)
}
defer os.RemoveAll(bundleDir)
containerID := uuid.NewV4().String()
r, err := util.NewRuntime(util.RuntimeCommand, bundleDir)
if err != nil {
util.Fatal(err)
}
g, err := util.GetDefaultGenerator()
if err != nil {
util.Fatal(err)
}
g.SetProcessArgs([]string{"sh", "-c", fmt.Sprintf("echo 'process called' >> %s", "/output")})
err = r.SetConfig(g)
if err != nil {
util.Fatal(err)
}
output := filepath.Join(bundleDir, g.Spec().Root.Path, "output")
// start without id
err = r.Start()
util.SpecErrorOK(t, err != nil, specerror.NewError(specerror.StartWithoutIDGenError, fmt.Errorf("start` operation MUST generate an error if it is not provided the container ID"), rspecs.Version), err)
// set id for the remaining tests
r.SetID(containerID)
// start a not `created` container - case one: non-exist container
err = r.Start()
util.SpecErrorOK(t, err != nil, specerror.NewError(specerror.StartNotCreatedGenError, fmt.Errorf("attempting to `start` a container that is not `created` MUST generate an error"), rspecs.Version), err)
err = r.Create()
if err != nil {
t.Fail(err.Error())
return
}
_, err = os.Stat(output)
// check the existence of the output file
util.SpecErrorOK(t, err != nil && os.IsNotExist(err), specerror.NewError(specerror.ProcArgsApplyUntilStart, fmt.Errorf("`process.args` MUST NOT be applied until triggered by the start operation"), rspecs.Version), err)
// start a `created` container
err = r.Start()
if err != nil {
util.SpecErrorOK(t, false, specerror.NewError(specerror.StartProcImplement, fmt.Errorf("`start` operation MUST run the user-specified program as specified by `process`"), rspecs.Version), err)
} else {
err = util.WaitingForStatus(r, util.LifecycleStatusStopped, time.Second*10, time.Second*1)
if err != nil {
t.Fail(err.Error())
return
}
outputData, outputErr := ioutil.ReadFile(output)
// check the output
util.SpecErrorOK(t, outputErr == nil && string(outputData) == "process called\n", specerror.NewError(specerror.StartProcImplement, fmt.Errorf("`start` operation MUST run the user-specified program as specified by `process`"), rspecs.Version), outputErr)
}
// start a not `created` container - case two: exist and `stopped`
err = r.Start()
// must generate an error
util.SpecErrorOK(t, err != nil, specerror.NewError(specerror.StartNotCreatedGenError, fmt.Errorf("attempting to `start` a container that is not `created` MUST generate an error"), rspecs.Version), err)
err = util.WaitingForStatus(r, util.LifecycleStatusStopped, time.Second*10, time.Second*1)
if err != nil {
t.Fail(err.Error())
return
}
outputData, outputErr := ioutil.ReadFile(output)
// must have no effect, it will not be something like 'process called\nprocess called\n'
util.SpecErrorOK(t, outputErr == nil && string(outputData) == "process called\n", specerror.NewError(specerror.StartNotCreatedHaveNoEffect, fmt.Errorf("attempting to `start` a container that is not `created` MUST have no effect on the container"), rspecs.Version), outputErr)
err = r.Delete()
if err != nil {
t.Fail(err.Error())
return
}
g.Spec().Process = nil
err = r.SetConfig(g)
if err != nil {
util.Fatal(err)
}
err = r.Create()
if err != nil {
t.Fail(err.Error())
return
}
err = r.Start()
util.SpecErrorOK(t, err == nil, specerror.NewError(specerror.StartWithProcUnsetGenError, fmt.Errorf("`start` operation MUST generate an error if `process` was not set"), rspecs.Version), err)
err = util.WaitingForStatus(r, util.LifecycleStatusStopped, time.Second*10, time.Second*1)
if err == nil {
err = r.Delete()
}
if err != nil {
t.Fail(err.Error())
}
}
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