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123 lines
3.4 KiB
Python
123 lines
3.4 KiB
Python
#!/usr/bin/env python3
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from pexpect_helper import SpawnedProc
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sp = SpawnedProc(timeout=10)
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send, sendline, sleep, expect_prompt, expect_re, expect_str = (
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sp.send,
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sp.sendline,
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sp.sleep,
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sp.expect_prompt,
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sp.expect_re,
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sp.expect_str,
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)
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from time import sleep
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import os
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import signal
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import subprocess
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import sys
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expect_prompt()
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# Verify that SIGINT inside a command sub cancels it.
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# Negate the pid to send to the pgroup (which should include sleep).
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sendline("while true; echo (sleep 1000); end")
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sleep(0.5)
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os.kill(-sp.spawn.pid, signal.SIGINT)
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expect_prompt()
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sendline("sleep 10 &")
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expect_prompt()
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send("\x03")
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sleep(0.010)
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sendline("jobs")
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expect_prompt("sleep.10")
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sendline("kill %1")
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expect_prompt()
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# Verify that the fish_postexec handler is called after SIGINT.
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sendline("function postexec --on-event fish_postexec; echo fish_postexec spotted; end")
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expect_prompt()
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sendline("read")
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expect_re("\r\n?read> $")
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sleep(0.200)
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os.kill(sp.spawn.pid, signal.SIGINT)
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expect_str("fish_postexec spotted")
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expect_prompt()
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# Verify that the fish_kill_signal is set.
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sendline(
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"functions -e postexec; function postexec --on-event fish_postexec; echo fish_kill_signal $fish_kill_signal; end"
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)
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expect_prompt()
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sendline("sleep 5")
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sleep(0.200)
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subprocess.call(["pkill", "-INT", "-P", str(sp.spawn.pid), "sleep"])
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expect_str("fish_kill_signal 2")
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expect_prompt()
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sendline("sleep 5")
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sleep(0.200)
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subprocess.call(["pkill", "-TERM", "-P", str(sp.spawn.pid), "sleep"])
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expect_str("fish_kill_signal 15")
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expect_prompt()
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# See that open() is only interruptible by SIGINT.
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sendline("mkfifo fifoo")
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expect_prompt()
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sendline("cat >fifoo")
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subprocess.call(["kill", "-WINCH", str(sp.spawn.pid)])
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expect_re("open: ", shouldfail=True, timeout=10)
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subprocess.call(["kill", "-INT", str(sp.spawn.pid)])
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expect_prompt()
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# Verify that sending SIGHUP to the shell, such as will happen when the tty is
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# closed by the terminal, terminates the shell and the foreground command and
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# any background commands run from that shell.
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#
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# Save the pids for later to check if they are still running.
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pids = []
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send("sleep 130 & echo $last_pid\r")
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pids += [expect_re("\d+\r\n").group().strip()]
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expect_prompt()
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send("sleep 131 & echo $last_pid\r")
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pids += [expect_re("\d+\r\n").group().strip()]
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expect_prompt()
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send("sleep 9999999\r")
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sleep(0.500) # ensure fish kicks off the above sleep before it gets HUP - see #7288
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os.kill(sp.spawn.pid, signal.SIGHUP)
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# Verify the spawned fish shell has exited.
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sp.spawn.wait()
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# Verify all child processes have been killed. We don't use `-p $pid` because
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# if the shell has a bug the child processes might have been reparented to pid
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# 1 rather than killed.
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proc = subprocess.run(
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["pgrep", "-l", "-f", "sleep 13"], stdout=subprocess.PIPE, stderr=subprocess.PIPE
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)
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remaining = []
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if proc.returncode == 0:
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# If any sleeps exist, we check them against our pids,
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# to avoid false-positives (any other `sleep 13xyz` running on the system)
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print(proc.stdout)
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for line in proc.stdout.split(b"\n"):
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pid = line.split(b" ", maxsplit=1)[0].decode("utf-8")
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if pid in pids:
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remaining += [pid]
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# Kill any remaining sleeps ourselves, otherwise rerunning this is pointless.
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for pid in remaining:
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try:
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os.kill(int(pid), signal.SIGTERM)
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except ProcessLookupError:
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continue
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if remaining:
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# We still have processes left over!
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print("Commands were still running!")
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print(remaining)
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sys.exit(1)
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