Add utility script to stress-test mapgen

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sfan5 2022-07-04 01:06:57 +02:00 committed by GitHub
parent fc3460470a
commit 0e63f18a73
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4 changed files with 89 additions and 22 deletions

51
util/helper_mod/init.lua Normal file

@ -0,0 +1,51 @@
local mode = core.settings:get("helper_mode")
if mode == "devtest" then
-- Provide feedback to script by creating files in world path
core.after(0, function()
io.close(io.open(core.get_worldpath() .. "/startup", "w"))
end)
local function callback(test_ok)
if not test_ok then
io.close(io.open(core.get_worldpath() .. "/test_failure", "w"))
end
io.close(io.open(core.get_worldpath() .. "/done", "w"))
core.request_shutdown("", false, 2)
end
-- If tests are enabled exit when they're done, otherwise exit on player join
if core.settings:get_bool("devtest_unittests_autostart") and core.global_exists("unittests") then
unittests.on_finished = callback
else
core.register_on_joinplayer(function() callback(true) end)
end
elseif mode == "mapgen" then
-- Stress-test mapgen by constantly generating new area
local csize = tonumber(core.settings:get("chunksize")) * core.MAP_BLOCKSIZE
local MINP, MAXP = vector.new(0, -csize, 0), vector.new(csize*3, csize*2, csize)
local DIR = "x"
local pstart = vector.new(0, 0, 0)
local next_, callback
next_ = function(arg)
print("emerging " .. core.pos_to_string(pstart))
core.emerge_area(
vector.add(pstart, MINP), vector.add(pstart, MAXP),
callback, arg
)
end
local trig = {}
callback = function(blockpos, action, calls_rem, n)
if action == core.EMERGE_CANCELLED or action == core.EMERGE_ERRORED then
return
end
if calls_rem <= 20 and not trig[n] then
trig[n] = true
pstart[DIR] = pstart[DIR] + (MAXP[DIR] - MINP[DIR])
next_(n + 1)
end
end
core.after(0, next_, 1)
end

3
util/helper_mod/mod.conf Normal file

@ -0,0 +1,3 @@
name = helper_mod
description = Helper used by various test scripts
optional_depends = unittests

30
util/stress_mapgen.sh Executable file

@ -0,0 +1,30 @@
#!/bin/bash
dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
gameid=${gameid:-devtest}
minetest=$dir/../bin/minetest
testspath=$dir/../tests
conf_server=$testspath/server.conf
worldpath=$testspath/world
run () {
if [ -n "$PERF" ]; then
perf record -z --call-graph dwarf -- "$@"
else
"$@"
fi
}
[ -e $minetest ] || { echo "executable $minetest missing"; exit 1; }
rm -rf $worldpath
mkdir -p $worldpath/worldmods
settings=(sqlite_synchronous=0 helper_mode=mapgen)
[ -n "$PROFILER" ] && settings+=(profiler_print_interval=15)
printf '%s\n' "${settings[@]}" >$testspath/server.conf \
ln -s $dir/helper_mod $worldpath/worldmods/
args=(--config $conf_server --world $worldpath --gameid $gameid)
[ -n "$PROFILER" ] && args+=(--verbose)
run $minetest --server "${args[@]}"

@ -1,6 +1,6 @@
#!/bin/bash
dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
gameid=devtest
gameid=${gameid:-devtest}
minetest=$dir/../bin/minetest
testspath=$dir/../tests
conf_client1=$testspath/client1.conf
@ -26,34 +26,17 @@ gdbrun () {
[ -e $minetest ] || { echo "executable $minetest missing"; exit 1; }
rm -rf $worldpath
mkdir -p $worldpath/worldmods/test
mkdir -p $worldpath/worldmods
printf '%s\n' >$testspath/client1.conf \
video_driver=null name=client1 viewing_range=10 \
enable_{sound,minimap,shaders}=false
printf '%s\n' >$testspath/server.conf \
max_block_send_distance=1 devtest_unittests_autostart=true
max_block_send_distance=1 devtest_unittests_autostart=true \
helper_mode=devtest
cat >$worldpath/worldmods/test/init.lua <<"LUA"
core.after(0, function()
io.close(io.open(core.get_worldpath() .. "/startup", "w"))
end)
local function callback(test_ok)
if not test_ok then
io.close(io.open(core.get_worldpath() .. "/test_failure", "w"))
end
io.close(io.open(core.get_worldpath() .. "/done", "w"))
core.request_shutdown("", false, 2)
end
if core.settings:get_bool("devtest_unittests_autostart") then
unittests.on_finished = callback
else
core.register_on_joinplayer(function() callback(true) end)
end
LUA
printf '%s\n' >$worldpath/worldmods/test/mod.conf \
name=test optional_depends=unittests
ln -s $dir/helper_mod $worldpath/worldmods/
echo "Starting server"
gdbrun $minetest --server --config $conf_server --world $worldpath --gameid $gameid 2>&1 | sed -u 's/^/(server) /' &