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package pkg_test
//go:generate go build -tags testtool -ldflags "-extldflags='-static'" -o testdata/testtool ./testdata
import (
_ "embed"
"errors"
"log"
"os"
"os/exec"
"testing"
"hakurei.app/container/check"
"hakurei.app/container/stub"
"hakurei.app/hst"
"hakurei.app/internal/pkg"
"hakurei.app/message"
)
// testtoolBin is the container test tool binary made available to the
// execArtifact for testing its curing environment.
//
//go:embed testdata/testtool
var testtoolBin []byte
func TestExec(t *testing.T) {
t.Parallel()
checkWithCache(t, []cacheTestCase{
{"offline", nil, func(t *testing.T, base *check.Absolute, c *pkg.Cache) {
c.SetStrict(true)
testtool, testtoolDestroy := newTesttool()
msg := message.New(log.New(os.Stderr, "container: ", 0))
msg.SwapVerbose(testing.Verbose())
cureMany(t, c, []cureStep{
{"container", pkg.NewExec(
t.Context(),
msg,
0,
check.MustAbs("/work"),
[]string{"HAKUREI_TEST=1"},
check.MustAbs("/opt/bin/testtool"),
[]string{"testtool"},
pkg.MustPath("/file", newStubFile(
pkg.KindHTTPGet,
pkg.ID{0xfe, 0},
nil,
nil, nil,
)),
pkg.MustPath("/.hakurei", stubArtifact{
kind: pkg.KindTar,
params: []byte("empty directory"),
cure: func(c *pkg.CureContext) error {
return os.MkdirAll(c.GetWorkDir().String(), 0700)
},
}),
pkg.MustPath("/opt", testtool),
), ignorePathname, pkg.MustDecode(
"GPa4aBakdSJd7Tz7LYj_VJFoojzyZinmVcG3k6M5xI6CZ821J5sXLhLDDuS47gi9",
), nil},
{"error passthrough", pkg.NewExec(
t.Context(),
msg,
0,
check.MustAbs("/work"),
[]string{"HAKUREI_TEST=1"},
check.MustAbs("/opt/bin/testtool"),
[]string{"testtool"},
pkg.MustPath("/proc/nonexistent", stubArtifact{
kind: pkg.KindTar,
params: []byte("doomed artifact"),
cure: func(c *pkg.CureContext) error {
return stub.UniqueError(0xcafe)
},
}),
), nil, pkg.Checksum{}, errors.Join(stub.UniqueError(0xcafe))},
{"invalid paths", pkg.NewExec(
t.Context(),
msg,
0,
check.MustAbs("/work"),
[]string{"HAKUREI_TEST=1"},
check.MustAbs("/opt/bin/testtool"),
[]string{"testtool"},
pkg.ExecContainerPath{},
), nil, pkg.Checksum{}, os.ErrInvalid},
})
// check init failure passthrough
var exitError *exec.ExitError
if _, _, err := c.Cure(pkg.NewExec(
t.Context(),
msg,
0,
check.MustAbs("/work"),
nil,
check.MustAbs("/opt/bin/testtool"),
[]string{"testtool"},
)); !errors.As(err, &exitError) ||
exitError.ExitCode() != hst.ExitFailure {
t.Fatalf("Cure: error = %v, want init exit status 1", err)
}
testtoolDestroy(t, base, c)
}, pkg.MustDecode("7PoPpWLjFPXIymbuIYLZAzOpCYr-2PN4CZ11jFdO-mDlnZNgFO3JyOtK8HW8Jxvm")},
})
}
// newTesttool returns an [Artifact] that cures into testtoolBin. The returned
// function must be called at the end of the test but not deferred.
func newTesttool() (
testtool pkg.Artifact,
testtoolDestroy func(t *testing.T, base *check.Absolute, c *pkg.Cache),
) {
// testtoolBin is built during go:generate and is not deterministic
testtool = overrideIdent{pkg.ID{0xfe, 0xff}, stubArtifact{
kind: pkg.KindTar,
cure: func(c *pkg.CureContext) error {
work := c.GetWorkDir()
if err := os.MkdirAll(
work.Append("bin").String(),
0700,
); err != nil {
return err
}
return os.WriteFile(c.GetWorkDir().Append(
"bin",
"testtool",
).String(), testtoolBin, 0500)
},
}}
testtoolDestroy = func(t *testing.T, base *check.Absolute, c *pkg.Cache) {
if pathname, checksum, err := c.Cure(testtool); err != nil {
t.Fatalf("Cure: error = %v", err)
} else if err = os.Remove(pathname.String()); err != nil {
t.Fatal(err)
} else {
p := base.Append(
"checksum",
pkg.Encode(checksum),
)
if err = os.Chmod(p.Append("bin").String(), 0700); err != nil {
t.Fatal(err)
}
if err = os.Chmod(p.String(), 0700); err != nil {
t.Fatal(err)
}
if err = os.RemoveAll(p.String()); err != nil {
t.Fatal(err)
}
}
}
return
}
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