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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package util
import (
"os"
"os/user"
"path/filepath"
"strconv"
"testing"
"github.com/stretchr/testify/assert"
"github.com/vespa-engine/vespa/client/go/internal/admin/trace"
)
func setup(t *testing.T) string {
tt := t.TempDir()
tmpDir, _ := filepath.EvalSymlinks(tt)
err := os.MkdirAll(tmpDir+"/a", 0755)
assert.Nil(t, err)
err = os.MkdirAll(tmpDir+"/a/bad", 0)
assert.Nil(t, err)
err = os.WriteFile(tmpDir+"/a/f1", []byte{10}, 0644)
assert.Nil(t, err)
err = os.WriteFile(tmpDir+"/a/f2", []byte{10}, 0111)
return tmpDir
}
func testFixSpec(t *testing.T, spec FixSpec) {
tmpDir := setup(t)
spec.FixDir(tmpDir + "/a")
spec.FixDir(tmpDir + "/b")
spec.FixDir(tmpDir + "/a/bad")
spec.FixDir(tmpDir + "/a/bad/ok")
spec.FixFile(tmpDir + "/a/f1")
spec.FixFile(tmpDir + "/a/f2")
spec.FixFile(tmpDir + "/a/f3")
spec.FixFile(tmpDir + "/b/f4")
spec.FixFile(tmpDir + "/a/bad/f5")
assert.Equal(t, true, IsDirectory(tmpDir+"/a"))
assert.Equal(t, true, IsDirectory(tmpDir+"/b"))
assert.Equal(t, true, IsDirectory(tmpDir+"/a/bad"))
assert.Equal(t, true, IsDirectory(tmpDir+"/a/bad/ok"))
assert.Equal(t, true, IsRegularFile(tmpDir+"/a/f1"))
assert.Equal(t, true, IsRegularFile(tmpDir+"/a/f2"))
assert.Equal(t, false, IsRegularFile(tmpDir+"/a/f3"))
assert.Equal(t, false, IsRegularFile(tmpDir+"/b/f4"))
assert.Equal(t, false, IsRegularFile(tmpDir+"/a/bad/f5"))
info, err := os.Stat(tmpDir + "/a")
assert.Nil(t, err)
assert.Equal(t, true, info.IsDir())
assert.Equal(t, 0755, int(info.Mode())&0777)
info, err = os.Stat(tmpDir + "/b")
assert.Nil(t, err)
assert.Equal(t, true, info.IsDir())
assert.Equal(t, 0755, int(info.Mode())&0777)
info, err = os.Stat(tmpDir + "/a/bad")
assert.Nil(t, err)
assert.Equal(t, true, info.IsDir())
assert.Equal(t, 0755, int(info.Mode())&0777)
info, err = os.Stat(tmpDir + "/a/bad/ok")
assert.Nil(t, err)
assert.Equal(t, true, info.IsDir())
assert.Equal(t, 0755, int(info.Mode())&0777)
info, err = os.Stat(tmpDir + "/a/f1")
assert.Nil(t, err)
assert.Equal(t, false, info.IsDir())
assert.Equal(t, 0644, int(info.Mode())&0777)
info, err = os.Stat(tmpDir + "/a/f2")
assert.Nil(t, err)
assert.Equal(t, false, info.IsDir())
assert.Equal(t, 0644, int(info.Mode())&0777)
}
func TestSimpleFixes(t *testing.T) {
testFixSpec(t, NewFixSpec())
}
func TestSuperUserOnly(t *testing.T) {
trace.AdjustVerbosity(0)
var userId int = -1
var groupId int = -1
if os.Getuid() != 0 {
trace.Trace("skip TestSuperUserOnly, uid != 0")
return
}
u, err := user.Current()
if u.Username != "root" {
trace.Trace("skip TestSuperUserOnly, user != root")
return
}
u, err = user.Lookup("nobody")
if err != nil {
trace.Trace("skip TestSuperUserOnly, user nobody was not found")
return
}
userId, err = strconv.Atoi(u.Uid)
if err != nil || userId < 1 {
trace.Trace("skip TestSuperUserOnly, user ID of nobody was not found")
return
}
g, err := user.LookupGroup("users")
if err == nil {
groupId, _ = strconv.Atoi(g.Gid)
}
fixSpec := NewFixSpec()
fixSpec.UserId = userId
if groupId > 0 {
fixSpec.GroupId = groupId
}
testFixSpec(t, fixSpec)
}
func expectSimplePanic() {
if r := recover(); r != nil {
if jee, ok := r.(*JustExitError); ok {
trace.Trace("got as expected:", jee)
return
}
panic(r)
}
}
func TestFailedFixdir(t *testing.T) {
tmpDir := setup(t)
spec := NewFixSpec()
defer expectSimplePanic()
spec.FixDir(tmpDir + "/a/f1")
assert.Equal(t, "", "should not be reached")
}
func TestFailedFixfile(t *testing.T) {
tmpDir := setup(t)
spec := NewFixSpec()
defer expectSimplePanic()
spec.FixFile(tmpDir + "/a")
assert.Equal(t, "", "should not be reached")
}
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