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* feature: support nsexec Signed-off-by: tiny-x <xf.yefei@gmail.com> * fix: ingore container flag Signed-off-by: tiny-x <xf.yefei@gmail.com> * fix: network exp Signed-off-by: tiny-x <xf.yefei@gmail.com> * feature: adapte cgroup root path flag Signed-off-by: tiny-x <xf.yefei@gmail.com> * feature: improvement exec in container Signed-off-by: tiny-x <xf.yefei@gmail.com> * fix: linux exec Signed-off-by: tiny-x <xf.yefei@gmail.com> * feature: update version to 1.6.0 & fix cgroup default value Signed-off-by: tiny-x <xf.yefei@gmail.com> * chore: update version to 1.6.0 Signed-off-by: tiny-x <xf.yefei@gmail.com> * feature: optimization of the log Signed-off-by: tiny-x <xf.yefei@gmail.com> * fix: set timeout flag Signed-off-by: tiny-x <xf.yefei@gmail.com> * feature: improvement comand exec Signed-off-by: tiny-x <xf.yefei@gmail.com> * Merge remote-tracking branch 'origin/main' into 1.6.0-dev Signed-off-by: tiny-x <xf.yefei@gmail.com> Merge remote-tracking branch 'origin/main' into 1.6.0-dev Signed-off-by: tiny-x <xf.yefei@gmail.com> * fix: network timeout Signed-off-by: tiny-x <xf.yefei@gmail.com> * fix: container jvm exec Signed-off-by: tiny-x <xf.yefei@gmail.com>
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/* | ||
* Copyright 1999-2020 Alibaba Group Holding Ltd. | ||
* | ||
* 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 container | ||
|
||
import ( | ||
"bytes" | ||
"context" | ||
"errors" | ||
"fmt" | ||
"github.com/chaosblade-io/chaosblade-spec-go/log" | ||
"github.com/chaosblade-io/chaosblade-spec-go/spec" | ||
"github.com/chaosblade-io/chaosblade-spec-go/util" | ||
"os" | ||
"os/exec" | ||
"path" | ||
"strings" | ||
) | ||
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func CopyToContainer(ctx context.Context, pid uint32, srcFile, dstPath, extractDirName string, override bool) error { | ||
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args := fmt.Sprintf("-t %d -p -m -- /bin/sh -c", pid) | ||
argsArray := strings.Split(args, " ") | ||
nsbin := path.Join(util.GetProgramPath(), "bin", spec.NSExecBin) | ||
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command := fmt.Sprintf("cat > %s", path.Join(dstPath, path.Base(srcFile))) | ||
log.Infof(ctx, "run copy cmd: ", nsbin, args, command) | ||
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cmd := exec.Command(nsbin, append(argsArray, command)...) | ||
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var outMsg bytes.Buffer | ||
var errMsg bytes.Buffer | ||
cmd.Stdout = &outMsg | ||
cmd.Stderr = &errMsg | ||
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open, err := os.Open(srcFile) | ||
defer open.Close() | ||
if err != nil { | ||
return err | ||
} | ||
cmd.Stdin = open | ||
if err := cmd.Start(); err != nil { | ||
return err | ||
} | ||
if err := cmd.Wait(); err != nil { | ||
return err | ||
} | ||
log.Debugf(ctx, "Command Result, output: %s, errMsg: %s", outMsg.String(), errMsg.String()) | ||
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if errMsg.Len() != 0 { | ||
return errors.New(errMsg.String()) | ||
} | ||
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// tar -zxf | ||
command = fmt.Sprintf("-t %d -p -m -- tar -zxf %s -C %s", pid, path.Join(dstPath, path.Base(srcFile)), dstPath) | ||
log.Infof(ctx, "run tar cmd: %s %s", nsbin, command) | ||
cmd = exec.Command(nsbin, strings.Split(command, " ")...) | ||
// | ||
var outMsg2 bytes.Buffer | ||
var errMsg2 bytes.Buffer | ||
cmd.Stdout = &outMsg2 | ||
cmd.Stderr = &errMsg2 | ||
err = cmd.Run() | ||
log.Debugf(ctx, "Tar Command Result, output: %s, errMsg: %s, err: %v", outMsg.String(), errMsg.String(), err) | ||
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if err != nil { | ||
return err | ||
} | ||
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if errMsg2.Len() != 0 { | ||
return errors.New(errMsg.String()) | ||
} | ||
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return nil | ||
} | ||
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func ExecContainer(ctx context.Context, pid int32, command string) (output string, err error) { | ||
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args := fmt.Sprintf("-t %d -p -m -n -- /bin/sh -c", pid) | ||
argsArray := strings.Split(args, " ") | ||
nsbin := path.Join(util.GetProgramPath(), "bin", spec.NSExecBin) | ||
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log.Infof(ctx, "cxec container cmd: %s %s %s", nsbin, args, command) | ||
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cmd := exec.Command(nsbin, append(argsArray, command)...) | ||
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var outMsg bytes.Buffer | ||
var errMsg bytes.Buffer | ||
cmd.Stdout = &outMsg | ||
cmd.Stderr = &errMsg | ||
err = cmd.Run() | ||
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log.Debugf(ctx, "Command Result, output: %s, errMsg: %s, err: %v", outMsg.String(), errMsg.String(), err) | ||
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if err != nil { | ||
return "", err | ||
} | ||
if errMsg.Len() > 0 { | ||
return errMsg.String(), nil | ||
} | ||
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return outMsg.String(), nil | ||
} |
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