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Add utility script to stress-test mapgen
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51
util/helper_mod/init.lua
Normal file
51
util/helper_mod/init.lua
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local mode = core.settings:get("helper_mode")
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if mode == "devtest" then
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-- Provide feedback to script by creating files in world path
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core.after(0, function()
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io.close(io.open(core.get_worldpath() .. "/startup", "w"))
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end)
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local function callback(test_ok)
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if not test_ok then
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io.close(io.open(core.get_worldpath() .. "/test_failure", "w"))
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end
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io.close(io.open(core.get_worldpath() .. "/done", "w"))
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core.request_shutdown("", false, 2)
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end
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-- If tests are enabled exit when they're done, otherwise exit on player join
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if core.settings:get_bool("devtest_unittests_autostart") and core.global_exists("unittests") then
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unittests.on_finished = callback
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else
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core.register_on_joinplayer(function() callback(true) end)
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end
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elseif mode == "mapgen" then
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-- Stress-test mapgen by constantly generating new area
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local csize = tonumber(core.settings:get("chunksize")) * core.MAP_BLOCKSIZE
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local MINP, MAXP = vector.new(0, -csize, 0), vector.new(csize*3, csize*2, csize)
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local DIR = "x"
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local pstart = vector.new(0, 0, 0)
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local next_, callback
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next_ = function(arg)
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print("emerging " .. core.pos_to_string(pstart))
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core.emerge_area(
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vector.add(pstart, MINP), vector.add(pstart, MAXP),
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callback, arg
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)
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end
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local trig = {}
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callback = function(blockpos, action, calls_rem, n)
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if action == core.EMERGE_CANCELLED or action == core.EMERGE_ERRORED then
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return
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end
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if calls_rem <= 20 and not trig[n] then
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trig[n] = true
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pstart[DIR] = pstart[DIR] + (MAXP[DIR] - MINP[DIR])
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next_(n + 1)
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end
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end
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core.after(0, next_, 1)
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end
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3
util/helper_mod/mod.conf
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3
util/helper_mod/mod.conf
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name = helper_mod
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description = Helper used by various test scripts
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optional_depends = unittests
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30
util/stress_mapgen.sh
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30
util/stress_mapgen.sh
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#!/bin/bash
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dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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gameid=${gameid:-devtest}
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minetest=$dir/../bin/minetest
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testspath=$dir/../tests
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conf_server=$testspath/server.conf
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worldpath=$testspath/world
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run () {
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if [ -n "$PERF" ]; then
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perf record -z --call-graph dwarf -- "$@"
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else
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"$@"
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fi
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}
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[ -e $minetest ] || { echo "executable $minetest missing"; exit 1; }
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rm -rf $worldpath
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mkdir -p $worldpath/worldmods
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settings=(sqlite_synchronous=0 helper_mode=mapgen)
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[ -n "$PROFILER" ] && settings+=(profiler_print_interval=15)
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printf '%s\n' "${settings[@]}" >$testspath/server.conf \
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ln -s $dir/helper_mod $worldpath/worldmods/
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args=(--config $conf_server --world $worldpath --gameid $gameid)
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[ -n "$PROFILER" ] && args+=(--verbose)
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run $minetest --server "${args[@]}"
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@ -1,6 +1,6 @@
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#!/bin/bash
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#!/bin/bash
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dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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gameid=devtest
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gameid=${gameid:-devtest}
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minetest=$dir/../bin/minetest
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minetest=$dir/../bin/minetest
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testspath=$dir/../tests
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testspath=$dir/../tests
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conf_client1=$testspath/client1.conf
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conf_client1=$testspath/client1.conf
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@ -26,34 +26,17 @@ gdbrun () {
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[ -e $minetest ] || { echo "executable $minetest missing"; exit 1; }
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[ -e $minetest ] || { echo "executable $minetest missing"; exit 1; }
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rm -rf $worldpath
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rm -rf $worldpath
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mkdir -p $worldpath/worldmods/test
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mkdir -p $worldpath/worldmods
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printf '%s\n' >$testspath/client1.conf \
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printf '%s\n' >$testspath/client1.conf \
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video_driver=null name=client1 viewing_range=10 \
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video_driver=null name=client1 viewing_range=10 \
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enable_{sound,minimap,shaders}=false
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enable_{sound,minimap,shaders}=false
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printf '%s\n' >$testspath/server.conf \
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printf '%s\n' >$testspath/server.conf \
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max_block_send_distance=1 devtest_unittests_autostart=true
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max_block_send_distance=1 devtest_unittests_autostart=true \
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helper_mode=devtest
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cat >$worldpath/worldmods/test/init.lua <<"LUA"
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ln -s $dir/helper_mod $worldpath/worldmods/
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core.after(0, function()
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io.close(io.open(core.get_worldpath() .. "/startup", "w"))
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end)
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local function callback(test_ok)
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if not test_ok then
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io.close(io.open(core.get_worldpath() .. "/test_failure", "w"))
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end
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io.close(io.open(core.get_worldpath() .. "/done", "w"))
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core.request_shutdown("", false, 2)
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end
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if core.settings:get_bool("devtest_unittests_autostart") then
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unittests.on_finished = callback
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else
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core.register_on_joinplayer(function() callback(true) end)
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end
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LUA
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printf '%s\n' >$worldpath/worldmods/test/mod.conf \
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name=test optional_depends=unittests
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echo "Starting server"
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echo "Starting server"
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gdbrun $minetest --server --config $conf_server --world $worldpath --gameid $gameid 2>&1 | sed -u 's/^/(server) /' &
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gdbrun $minetest --server --config $conf_server --world $worldpath --gameid $gameid 2>&1 | sed -u 's/^/(server) /' &
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