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--!A cross-platform build utility based on Lua
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
-- Copyright (C) 2015-present, TBOOX Open Source Group.
--
-- @author ruki
-- @file ping.lua
--
-- imports
import("core.cache.detectcache")
import("lib.detect.find_tool")
import("async.runjobs")
-- ping host
function _ping(ping, host)
local data = nil
if is_host("windows") then
data = try { function () return os.iorun("%s -n 1 -w 1000 %s", ping.program, host) end }
elseif is_host("macosx") then
data = try { function () return os.iorun("%s -c 1 -t 1 %s", ping.program, host) end }
else
-- @see https://github.com/xmake-io/xmake/issues/4470#issuecomment-1840338777
data = try { function () return os.iorun("%s -c 1 -W 1 -n %s", ping.program, host) end }
if not data then
data = try { function () return os.iorun("%s -c 1 -W 1 %s", ping.program, host) end }
end
end
local timeval = "65535"
if data then
timeval = data:match("= [^/]+/([^/]+)/", 1, true) or data:match("[=<]([%d%s%.]-)ms TTL", 1, true) or "65535"
end
if timeval then
timeval = tonumber(timeval:trim())
end
return timeval
end
-- send ping to hosts
--
-- @param hosts the hosts
-- @param opt the options
--
-- @return the time or -1
--
function main(hosts, opt)
opt = opt or {}
local ping = find_tool("ping", opt)
if not ping then
return {}
end
local cacheinfo = nil
if not opt.force then
cacheinfo = detectcache:get("net.ping")
end
local results = {}
hosts = table.wrap(hosts)
runjobs("ping", function (index)
local host = hosts[index]
if host then
local timeval = nil
if cacheinfo then
timeval = cacheinfo[host]
end
if timeval then
results[host] = timeval
else
timeval = _ping(ping, host)
results[host] = timeval
if cacheinfo then
cacheinfo[host] = timeval
end
vprint("pinging the host(%s) ... %d ms", host, math.floor(timeval))
end
end
end, {total = #hosts})
if cacheinfo then
detectcache:set("net.ping", cacheinfo)
detectcache:save()
end
return results
end
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