GetProcessPIDs was renamed to IsProcessRuns and now finds just first occurance of a process.
This commit is contained in:
parent
cb8f6b797a
commit
ef99d71a1a
@ -5,36 +5,28 @@ package main
|
|||||||
|
|
||||||
import (
|
import (
|
||||||
"os"
|
"os"
|
||||||
"strconv"
|
|
||||||
"strings"
|
"strings"
|
||||||
)
|
)
|
||||||
|
|
||||||
// GetProcessPIDs returns a list of PIDs found for a process.
|
// IsProcessRuns returns true if there is a process with a given name in cmdline.
|
||||||
func GetProcessPIDs(name string) (pids []int, err error) {
|
func IsProcessRuns(name string) (bool, error) {
|
||||||
dir, err := os.ReadDir("/proc/")
|
dir, err := os.ReadDir("/proc/")
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return nil, err
|
return false, err
|
||||||
}
|
}
|
||||||
|
|
||||||
for _, entry := range dir {
|
for _, entry := range dir {
|
||||||
// This line demands a little clarification. Here we are making sure
|
|
||||||
// that the first character of a directory name is numeric. In ASCII
|
|
||||||
// all numerals are laying within 0x30-0x39 range.
|
|
||||||
if entry.IsDir() && entry.Name()[0]>>0x4&0xf == 0x3 {
|
if entry.IsDir() && entry.Name()[0]>>0x4&0xf == 0x3 {
|
||||||
cmdline, err := os.ReadFile("/proc/" + entry.Name() + "/cmdline")
|
cmdline, err := os.ReadFile("/proc/" + entry.Name() + "/cmdline")
|
||||||
if err != nil {
|
if err != nil {
|
||||||
return nil, err
|
return false, err
|
||||||
}
|
}
|
||||||
|
|
||||||
if strings.Contains(string(cmdline), name) {
|
if strings.Contains(string(cmdline), name) {
|
||||||
pid, err := strconv.Atoi(entry.Name())
|
return true, nil
|
||||||
if err != nil {
|
|
||||||
continue
|
|
||||||
}
|
|
||||||
pids = append(pids, pid)
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
return pids, nil
|
return false, nil
|
||||||
}
|
}
|
||||||
|
Loading…
Reference in New Issue
Block a user