82 lines
2.3 KiB
GDScript3
82 lines
2.3 KiB
GDScript3
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extends RefCounted
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class_name ProcessTree
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class ProcessInfo:
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extends RefCounted
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## Class representing a shallow base of Process information for a process running on the system.
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## User ID that ran this process
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var uid: int
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## ID for the System processs
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var pid: int
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## Parent process that executed this ID.
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var ppid: int
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## Executable that was used to run this process.
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var executable: String
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func _init(_user: String, _pid: String, _ppid: String, name: String) -> void:
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uid = _user.to_int()
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pid = _pid.to_int()
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ppid = _ppid.to_int()
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executable = name
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func _to_string() -> String:
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return "<ProcessInfo: pid:%d, ppid:%d, user:%d, exec:%s>" % [pid, ppid, uid, executable]
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## Returns true/false if the process is currently running
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func is_running() -> bool:
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return OS.is_process_running(pid)
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## Kills the process on the system.
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func kill() -> Error:
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return OS.kill(pid)
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## Kills the parent process that ran this process. (NOTE: May kill this process, or leave this process in a Zombie State)
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func kill_parent() -> Error:
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return OS.kill(ppid)
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var processes: Array[ProcessInfo] = []
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func _init() -> void:
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refresh()
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func refresh() -> void:
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processes.clear()
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var output := []
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OS.execute("/usr/bin/ps", ["-eo", "uid,pid,ppid,exe"], output)
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var lines: PackedStringArray = output[0].split("\n")
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for line in lines:
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var parts = line.split(" ",false,4)
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if parts.is_empty(): continue
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if parts[0] == "UID":
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continue
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if parts[3] == "-":
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continue
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var proc: ProcessInfo = ProcessInfo.new(parts[0],parts[1],parts[2],parts[3])
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processes.append(proc)
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func has_process_id(id: int) -> bool:
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return processes.any(func(x: ProcessInfo): return x.pid == id)
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func has_process_name(name: String) -> bool:
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return processes.any(func(x: ProcessInfo): return x.executable == name or name in x.executable)
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func get_process(id: int) -> ProcessInfo:
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for proc: ProcessInfo in processes:
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if proc.pid == id:
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return proc
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return null
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func get_process_by_name(name: String) -> ProcessInfo:
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for proc: ProcessInfo in processes:
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if proc.executable == name or name in proc.executable:
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return proc
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return null
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func get_all_processes_by_name(name: String) -> Array[ProcessInfo]:
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var procs: Array[ProcessInfo] = []
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for proc: ProcessInfo in processes:
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if proc.executable == name or name in proc.executable:
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procs.append(proc)
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return procs
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