gfwleak/linxin-coredump-tools
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Merge branch 'bugfix-17492' into 'main'

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🐞 fix: TSG-17492

Closes TSG-17492

See merge request linxin/coredump-tools!7
This commit is contained in:
林鑫
2023-10-25 02:06:36 +00:00
parent 464f215a58 bf5c4749ca
commit b1cd7d3cae
2 changed files with 26 additions and 3 deletions
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24
coredump-handler/coredump-handler.go
View File

@@ -160,7 +160,7 @@ func writeCoreConfig(config types.Coredump_config) error {
}
// write coredump to file
func writeCoreDumpToFile(config types.Coredump_config) error {
func writeCoreDumpToFile(config types.Coredump_config, pipe_config types.Pipeconfig) error {
filename := fmt.Sprintf("%s_%s_%d.coredump", config.Initial_ns_pid, config.Process_ns_pid, config.Timestamp)
file, err := os.Create(filename)
if err != nil {
@@ -168,6 +168,7 @@ func writeCoreDumpToFile(config types.Coredump_config) error {
}
defer file.Close()
buf := make([]byte, 1024*1024)
nums := 0
for {
n, err := os.Stdin.Read(buf)
if err != nil && err != io.EOF {
@@ -180,6 +181,25 @@ func writeCoreDumpToFile(config types.Coredump_config) error {
if err != nil {
return err
}
nums += 1
if nums >= 10 {
flag, err := isDiskSufficient(pipe_config)
if err != nil {
journal.Print(journal.PriErr, "Can't judge disk's space is sufficient or not. "+err.Error())
return err
}
if !flag {
journal.Print(journal.PriErr, "Disk space exceeds limit after write coredump!")
err := os.RemoveAll(pipe_config.Storage)
if err != nil {
journal.Print(journal.PriErr, err.Error())
return err
}
journal.Print(journal.PriInfo, err.Error())
return err
}
nums = 0
}
}
return nil
}
@@ -337,7 +357,7 @@ func main() {
//write coredump file
if !pipe_config.Compress {
if pipe_config.Storage_type == 1 {
err = writeCoreDumpToFile(coredump_config)
err = writeCoreDumpToFile(coredump_config, pipe_config)
if err != nil {
journal.Print(journal.PriErr, err.Error())
}

5
coredump-handler/coredump-handler_test.go
View File

@@ -97,6 +97,9 @@ func TestWriteCoreDumpToFile(t *testing.T) {
Corepipe_config_path: "/tmp/config.yaml",
Timestamp: 12345678,
}
pipe_config := types.Pipeconfig{
Storage: "/tmp",
}
cmd := exec.Command("echo", "test")
cmdReader, err := cmd.StdoutPipe()
if err != nil {
@@ -112,7 +115,7 @@ func TestWriteCoreDumpToFile(t *testing.T) {
if err != nil {
t.Errorf("WriteCoreDumpToFile() error = %v", err)
}
err = writeCoreDumpToFile(config)
err = writeCoreDumpToFile(config, pipe_config)
if err != nil {
t.Errorf("WriteCoreDumpToFile() error = %v", err)
}