mirror of
https://github.com/NVIDIA/nvidia-container-toolkit
synced 2025-06-26 18:18:24 +00:00
Remove unneeded files
Signed-off-by: Evan Lezar <elezar@nvidia.com>
This commit is contained in:
Evan Lezar
parent
b8acd7657a
commit
d234077780
@ -1,79 +0,0 @@
|
|||||||
/*
|
|
||||||
# Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
|
|
||||||
#
|
|
||||||
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
||||||
# you may not use this file except in compliance with the License.
|
|
||||||
# You may obtain a copy of the License at
|
|
||||||
#
|
|
||||||
# http://www.apache.org/licenses/LICENSE-2.0
|
|
||||||
#
|
|
||||||
# Unless required by applicable law or agreed to in writing, software
|
|
||||||
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
||||||
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
||||||
# See the License for the specific language governing permissions and
|
|
||||||
# limitations under the License.
|
|
||||||
*/
|
|
||||||
|
|
||||||
package oci
|
|
||||||
|
|
||||||
import (
|
|
||||||
"fmt"
|
|
||||||
"os"
|
|
||||||
"syscall"
|
|
||||||
|
|
||||||
log "github.com/sirupsen/logrus"
|
|
||||||
)
|
|
||||||
|
|
||||||
// SyscallExecRuntime wraps the path that a binary and defines the semanitcs for how to exec into it.
|
|
||||||
// This can be used to wrap an OCI-compliant low-level runtime binary, allowing it to be used through the
|
|
||||||
// Runtime internface.
|
|
||||||
type SyscallExecRuntime struct {
|
|
||||||
logger *log.Logger
|
|
||||||
path string
|
|
||||||
// exec is used for testing. This defaults to syscall.Exec
|
|
||||||
exec func(argv0 string, argv []string, envv []string) error
|
|
||||||
}
|
|
||||||
|
|
||||||
var _ Runtime = (*SyscallExecRuntime)(nil)
|
|
||||||
|
|
||||||
// NewSyscallExecRuntime creates a SyscallExecRuntime for the specified path with the standard logger
|
|
||||||
func NewSyscallExecRuntime(path string) (Runtime, error) {
|
|
||||||
return NewSyscallExecRuntimeWithLogger(log.StandardLogger(), path)
|
|
||||||
}
|
|
||||||
|
|
||||||
// NewSyscallExecRuntimeWithLogger creates a SyscallExecRuntime for the specified logger and path
|
|
||||||
func NewSyscallExecRuntimeWithLogger(logger *log.Logger, path string) (Runtime, error) {
|
|
||||||
info, err := os.Stat(path)
|
|
||||||
if err != nil {
|
|
||||||
return nil, fmt.Errorf("invalid path '%v': %v", path, err)
|
|
||||||
}
|
|
||||||
if info.IsDir() || info.Mode()&0111 == 0 {
|
|
||||||
return nil, fmt.Errorf("specified path '%v' is not an executable file", path)
|
|
||||||
}
|
|
||||||
|
|
||||||
shim := SyscallExecRuntime{
|
|
||||||
logger: logger,
|
|
||||||
path: path,
|
|
||||||
exec: syscall.Exec,
|
|
||||||
}
|
|
||||||
|
|
||||||
return &shim, nil
|
|
||||||
}
|
|
||||||
|
|
||||||
// Exec exces into the binary at the path from the SyscallExecRuntime struct, passing it the supplied arguments
|
|
||||||
// after ensuring that the first argument is the path of the target binary.
|
|
||||||
func (s SyscallExecRuntime) Exec(args []string) error {
|
|
||||||
runtimeArgs := []string{s.path}
|
|
||||||
if len(args) > 1 {
|
|
||||||
runtimeArgs = append(runtimeArgs, args[1:]...)
|
|
||||||
}
|
|
||||||
|
|
||||||
err := s.exec(s.path, runtimeArgs, os.Environ())
|
|
||||||
if err != nil {
|
|
||||||
return fmt.Errorf("could not exec '%v': %v", s.path, err)
|
|
||||||
}
|
|
||||||
|
|
||||||
// syscall.Exec is not expected to return. This is an error state regardless of whether
|
|
||||||
// err is nil or not.
|
|
||||||
return fmt.Errorf("unexpected return from exec '%v'", s.path)
|
|
||||||
}
|
|
||||||
@ -1,100 +0,0 @@
|
|||||||
/*
|
|
||||||
# Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved.
|
|
||||||
#
|
|
||||||
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
||||||
# you may not use this file except in compliance with the License.
|
|
||||||
# You may obtain a copy of the License at
|
|
||||||
#
|
|
||||||
# http://www.apache.org/licenses/LICENSE-2.0
|
|
||||||
#
|
|
||||||
# Unless required by applicable law or agreed to in writing, software
|
|
||||||
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
||||||
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
||||||
# See the License for the specific language governing permissions and
|
|
||||||
# limitations under the License.
|
|
||||||
*/
|
|
||||||
package oci
|
|
||||||
|
|
||||||
import (
|
|
||||||
"fmt"
|
|
||||||
"strings"
|
|
||||||
"testing"
|
|
||||||
|
|
||||||
testlog "github.com/sirupsen/logrus/hooks/test"
|
|
||||||
"github.com/stretchr/testify/require"
|
|
||||||
)
|
|
||||||
|
|
||||||
func TestSyscallExecConstructor(t *testing.T) {
|
|
||||||
r, err := NewSyscallExecRuntime("////an/invalid/path")
|
|
||||||
require.Error(t, err)
|
|
||||||
require.Nil(t, r)
|
|
||||||
|
|
||||||
r, err = NewSyscallExecRuntime("/tmp")
|
|
||||||
require.Error(t, err)
|
|
||||||
require.Nil(t, r)
|
|
||||||
|
|
||||||
r, err = NewSyscallExecRuntime("/dev/null")
|
|
||||||
require.Error(t, err)
|
|
||||||
require.Nil(t, r)
|
|
||||||
|
|
||||||
r, err = NewSyscallExecRuntime("/bin/sh")
|
|
||||||
require.NoError(t, err)
|
|
||||||
|
|
||||||
f, ok := r.(*SyscallExecRuntime)
|
|
||||||
require.True(t, ok)
|
|
||||||
|
|
||||||
require.Equal(t, "/bin/sh", f.path)
|
|
||||||
}
|
|
||||||
|
|
||||||
func TestSyscallExecForwardsArgs(t *testing.T) {
|
|
||||||
logger, _ := testlog.NewNullLogger()
|
|
||||||
f := SyscallExecRuntime{
|
|
||||||
logger: logger,
|
|
||||||
path: "runtime",
|
|
||||||
}
|
|
||||||
|
|
||||||
testCases := []struct {
|
|
||||||
returnError error
|
|
||||||
args []string
|
|
||||||
errorPrefix string
|
|
||||||
}{
|
|
||||||
{
|
|
||||||
returnError: nil,
|
|
||||||
errorPrefix: "unexpected return from exec",
|
|
||||||
},
|
|
||||||
{
|
|
||||||
returnError: fmt.Errorf("error from exec"),
|
|
||||||
errorPrefix: "could not exec",
|
|
||||||
},
|
|
||||||
{
|
|
||||||
returnError: nil,
|
|
||||||
args: []string{"otherargv0"},
|
|
||||||
errorPrefix: "unexpected return from exec",
|
|
||||||
},
|
|
||||||
{
|
|
||||||
returnError: nil,
|
|
||||||
args: []string{"otherargv0", "arg1", "arg2", "arg3"},
|
|
||||||
errorPrefix: "unexpected return from exec",
|
|
||||||
},
|
|
||||||
}
|
|
||||||
|
|
||||||
for i, tc := range testCases {
|
|
||||||
execMock := WithMockExec(f, tc.returnError)
|
|
||||||
|
|
||||||
err := execMock.Exec(tc.args)
|
|
||||||
|
|
||||||
require.Errorf(t, err, "%d: %v", i, tc)
|
|
||||||
require.Truef(t, strings.HasPrefix(err.Error(), tc.errorPrefix), "%d: %v", i, tc)
|
|
||||||
if tc.returnError != nil {
|
|
||||||
require.Truef(t, strings.HasSuffix(err.Error(), tc.returnError.Error()), "%d: %v", i, tc)
|
|
||||||
}
|
|
||||||
|
|
||||||
require.Equalf(t, f.path, execMock.argv0, "%d: %v", i, tc)
|
|
||||||
require.Equalf(t, f.path, execMock.argv[0], "%d: %v", i, tc)
|
|
||||||
|
|
||||||
require.LessOrEqualf(t, len(tc.args), len(execMock.argv), "%d: %v", i, tc)
|
|
||||||
if len(tc.args) > 1 {
|
|
||||||
require.Equalf(t, tc.args[1:], execMock.argv[1:], "%d: %v", i, tc)
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
Loading…
Reference in New Issue
Block a user