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29 lines
1.1 KiB
Python
29 lines
1.1 KiB
Python
import sys, os, subprocess
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stfu = open("/dev/null", "w")
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def run_command(args):
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pr = subprocess.Popen(args, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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data = pr.communicate()
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pr.wait()
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return pr.returncode
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host = sys.argv[1]
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user = sys.argv[2]
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port = int(sys.argv[3])
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keyfile = sys.argv[4]
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session_key = sys.argv[5]
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if run_command(["ssh", "%s@%s" % (user, host), "-o", "UserKnownHostsFile=/etc/cvm/knownhosts", "-o", "StrictHostKeyChecking=no", "-i", keyfile, "cd /etc/cvm/command_daemon; echo '%s' > session_key && ./command_daemon" % session_key]) == 0:
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# Make autossh verify the connection is still alive every 10 seconds.
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os.environ["AUTOSSH_POLL"] = 10
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os.environ["AUTOSSH_FIRST_POLL"] = 10
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if run_command(["autossh", "-f", "-i", keyfile, "-M", str(port + 1), "-o", "UserKnownHostsFile=/etc/cvm/knownhosts", "-o", "StrictHostKeyChecking=no", "%s@%s" % (user, host), "-L", "%s:localhost:3434" % port, "-N"]) == 0:
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sys.stdout.write("Tunnel established.\n");
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exit(0)
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else:
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sys.stderr.write("Failed to establish tunnel.\n")
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else:
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sys.stderr.write("Failed to start daemon.\n")
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