Enhance network.port_is_up function by adding a check_interval_sec parameter for customizable retry intervals. Update logging to reflect the new interval, improving feedback during port availability checks.

This commit is contained in:
Bastian (BaM)
2025-09-15 09:19:35 +02:00
parent a6164c6333
commit 8ee6b78f6d

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@@ -39,11 +39,12 @@ function network.get_socket()
end
-- Check if a TCP port is accepting connections within a timeout (seconds)
function network.port_is_up(host, port, timeout_sec)
function network.port_is_up(host, port, timeout_sec, check_interval_sec)
-- Set defaults with clear intent
host = host or "127.0.0.1"
port = port or 0
timeout_sec = timeout_sec or 30
check_interval_sec = check_interval_sec or 2
-- Convert to proper types
host = tostring(host)
@@ -58,20 +59,19 @@ function network.port_is_up(host, port, timeout_sec)
-- Implement timeout loop with short intervals
local start_time = os.time()
local check_interval = 1 -- Check every 1 second
while (os.time() - start_time) < timeout do
local cmd = string.format("nc -z -w1 %s %d 2>/dev/null", host, port)
local result = os.execute(cmd)
if result == 0 then
local success, reason, code = os.execute(cmd)
if success and reason == "exit" and code == 0 then
utils.log("Port " .. port .. " is now available on " .. host)
return true
end
-- Wait before next check
if (os.time() - start_time) < timeout then
utils.log("Port " .. port .. " not yet available on " .. host .. ", retrying in " .. check_interval .. "s...")
os.execute("sleep " .. check_interval)
utils.log("Port " .. port .. " not yet available on " .. host .. ", retrying in " .. check_interval_sec .. "s...")
os.execute("sleep " .. check_interval_sec)
end
end