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Improve: check uid on process search & fix typo (#824)

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Kr328 2020-07-22 20:22:34 +08:00 • committed by GitHub
parent 4f73410618
commit 6521acf8f1
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1 changed files with 7 additions and 3 deletions
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10
rules/process_linux.go
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@ -36,7 +36,7 @@ type ProcessNameResolver func(inode, uid int) (name string, err error)
// export for android
var (
DefaultSocketResolver SocketResolver = resolveSocketByNetlink
DefaultProcessNameResolver ProcessNameResolver = resolveProcessNameByProcSeach
DefaultProcessNameResolver ProcessNameResolver = resolveProcessNameByProcSearch
)
type Process struct {
@ -225,7 +225,7 @@ func unpackSocketDiagResponse(msg *syscall.NetlinkMessage) (inode, uid uint32) {
return
}
func resolveProcessNameByProcSeach(inode, _ int) (string, error) {
func resolveProcessNameByProcSearch(inode, uid int) (string, error) {
files, err := ioutil.ReadDir(pathProc)
if err != nil {
return "", err
@ -235,7 +235,11 @@ func resolveProcessNameByProcSeach(inode, _ int) (string, error) {
socket := []byte(fmt.Sprintf("socket:[%d]", inode))
for _, f := range files {
if !isPid(f.Name()) {
if !f.IsDir() || !isPid(f.Name()) {
continue
}
if f.Sys().(*syscall.Stat_t).Uid != uint32(uid) {
continue
}