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# daemon: lua modules
# SPDX-License-Identifier: GPL-3.0-or-later
config_tests += [
['controlsock', files('controlsock.test.lua')],
['krprint', files('krprint.test.lua')],
['log', files('log.test.lua')],
['ta', files('trust_anchors.test/ta.test.lua')],
['ta_bootstrap', files('trust_anchors.test/bootstrap.test.lua'), ['y2k38']],
]
integr_tests += [
['map', meson.current_source_dir() / 'map.test.integr'],
]
lua_config = configuration_data()
lua_config.set('keyfile_default', keyfile_default)
lua_config.set('etc_dir', etc_dir)
lua_config.set('run_dir', run_dir)
lua_config.set('systemd_cache_dir', systemd_cache_dir)
lua_config.set('unmanaged', managed_ta ? 'false' : 'true')
trust_anchors = configure_file(
input: 'trust_anchors.lua.in',
output: 'trust_anchors.lua',
configuration: lua_config,
)
sandbox = configure_file(
input: 'sandbox.lua.in',
output: 'sandbox.lua',
configuration: lua_config,
)
distro_preconfig = configure_file(
input: 'distro-preconfig.lua.in',
output: 'distro-preconfig.lua',
configuration: lua_config,
)
# Unfortunately the different ABI implies different contents of 'kres-gen.lua'.
if libknot.version().version_compare('>= 3.2')
kres_gen_fname = 'kres-gen-32.lua'
elif libknot.version().version_compare('>= 3.1')
kres_gen_fname = 'kres-gen-31.lua'
endif
# Exact types around time_t aren't easy to detect, but at least we need the same size.
time_t_size = meson.get_compiler('c').sizeof('time_t', prefix: '#include <sys/time.h>')
kres_gen_config = {}
foreach t: [ 'long', 'long long' ]
if meson.get_compiler('c').sizeof(t) == time_t_size
kres_gen_config = { 'time_t': t }
break
endif
endforeach
if kres_gen_config == {}
error('Unexpected sizeof(time_t) == @0@'.format(time_t_size))
endif
kres_gen_lua = configure_file(
input: kres_gen_fname,
output: 'kres-gen.lua',
configuration: kres_gen_config,
)
run_target( # run manually to re-generate kres-gen.lua
'kres-gen',
command: [ find_program('./kres-gen.sh'), kres_gen_fname ],
)
# A simple config test: check that sizes of some structures match
# in C and pre-generated lua bindings.
# The point is that regeneration is quite expensive in time and dependencies,
# but this basic sanity check could be ran always, except for cross compilation,
# as we *run* luajit to find out the real sizes.
if get_option('kres_gen_test') and not meson.is_cross_build()
types_to_check = [
{ 'tname': 'time_t', 'incl': '#include <sys/time.h>' },
{ 'tname': 'struct timeval', 'incl' : '#include <sys/time.h>' },
{ 'tname': 'zs_scanner_t', 'incl': '#include <libzscanner/scanner.h>', 'dep': libzscanner },
{ 'tname': 'knot_pkt_t', 'incl' : '#include <libknot/packet/pkt.h>', 'dep': libknot },
]
# Construct the lua tester as a meson string.
if meson.version().version_compare('>=1.4')
kres_gen_lua_path = kres_gen_lua.full_path()
else
kres_gen_lua_path = '@0@/../../@1@'.format(meson.current_build_dir(), kres_gen_lua)
endif
kres_gen_test_luastr = '''
dofile('@0@')
local ffi = require('ffi')
'''.format(kres_gen_lua_path)
foreach ttc: types_to_check
# We're careful with adding just includes; otherwise it's more fragile (e.g. linking flags).
if 'dep' in ttc
dep = ttc.get('dep').partial_dependency(includes: true, compile_args: true)
else
dep = []
endif
tsize = meson.get_compiler('c').sizeof(ttc.get('tname'), prefix: ttc.get('incl'),
dependencies: dep)
kres_gen_test_luastr += '''
assert(ffi.sizeof(ffi.typeof('@0@')) == @1@,
'Lua binding for C type ' .. '@0@' .. ' has incorrect size: '
.. ffi.sizeof(ffi.typeof('@0@'))
)
'''.format(ttc.get('tname'), tsize)
endforeach
# Now feed it directly into luajit.
kres_gen_test = run_command(find_program('luajit'), '-e', kres_gen_test_luastr, check: false)
if kres_gen_test.returncode() != 0
error('if you use released Knot* versions, please contact us: https://www.knot-resolver.cz/contact/\n'
+ kres_gen_test.stderr().strip())
endif
endif
lua_src = [
files('postconfig.lua'),
files('kres.lua'),
kres_gen_lua,
sandbox,
trust_anchors,
files('zonefile.lua'),
files('kluautil.lua'),
files('krprint.lua'),
distro_preconfig,
]
# install daemon lua sources
install_data(
lua_src,
install_dir: lib_dir,
)
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