47 lines
1.1 KiB
Lua
Executable File
47 lines
1.1 KiB
Lua
Executable File
#!/usr/bin/lua
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local uci = require('simple-uci').cursor()
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local function restart_tunneldigger()
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os.execute('logger -t tunneldigger-watchdog "Restarting Tunneldigger."')
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os.execute('/etc/init.d/tunneldigger restart')
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end
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local function read_pid_file()
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local pid_file = io.open('/var/run/tunneldigger.mesh-vpn.pid', 'r')
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if not pid_file then
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return nil
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end
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local pid = pid_file:read('*l')
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pid_file:close()
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return pid
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end
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local function has_mesh_vpn_neighbours()
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local handle = io.popen('batctl o', 'r')
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if not handle then
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return false
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end
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for line in handle:lines() do
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if line:find('mesh%-vpn') then
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handle:close()
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return true
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end
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end
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handle:close()
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return false
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end
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if uci:get_bool('tunneldigger', 'mesh_vpn', 'enabled') then
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if io.popen('pgrep -x /usr/bin/tunneldigger'):read('*l') ~= read_pid_file() then
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os.execute('logger -t tunneldigger-watchdog "Process-Pid does not match with pid-File."')
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restart_tunneldigger()
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return
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end
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if not has_mesh_vpn_neighbours() then
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os.execute('logger -t tunneldigger-watchdog "No vpn-mesh neighbours found."')
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restart_tunneldigger()
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return
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end
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end
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