Support pinned AWG 3.1 module on NanoPi R3S FriendlyWrt 6.1.141
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"""Run the real AWG installer functions against a disposable filesystem and fake commands."""
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from pathlib import Path
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import os
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import shutil
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import subprocess
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import tempfile
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repo = Path(__file__).resolve().parents[1]
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source = (repo / 'ZapretManager_LuCI.sh').read_text(encoding='utf-8')
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functions = source[source.index('_st_awg_loaded()'):source.index('_st_warp_field()')]
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bash = os.environ.get('TEST_SHELL', 'bash')
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def posix(path):
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value = path.as_posix()
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return '/' + value[0].lower() + value[2:] if len(value) > 1 and value[1] == ':' else value
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mocks = r'''
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uname() { echo "${TEST_KERNEL:-6.1.141}"; }
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_awg_board() { echo "${TEST_BOARD:-friendlyelec,nanopi-r3s}"; }
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_awg_rel_ver() { echo "${TEST_RELEASE:-25.12.5}"; }
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_awg_rel_arch() { echo aarch64_generic; }
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_awg_rel_target() { echo rockchip/armv8; }
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sha256sum() {
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local expected path actual
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if [ "$1 $2" != '-c -' ]; then command sha256sum "$@"; return; fi
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while read -r expected path; do
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case "$path" in */configs.ko|*/udp_tunnel.ko) [ "${TEST_FIRMWARE:-ok}" = ok ] || return 1 ;;
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*) actual=$(command sha256sum "$path") || return 1; [ "${actual%% *}" = "$expected" ] || return 1 ;;
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esac
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done
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}
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_rb_say() { echo "$*"; }
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_rb_warn() { echo "$*"; }
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_rb_fetch_pkg() {
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echo "vendor $1" >> "$TEST_ROOT/downloads"
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[ "${TEST_DOWNLOAD:-ok}" != failed ] || return 1
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if [ "${TEST_DOWNLOAD:-ok}" = corrupt ]; then echo invalid > "$2"; else cp "$TEST_MODULE" "$2"; fi
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}
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_pkg_is_installed() { [ -f "$TEST_ROOT/pkg/$1" ]; }
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_awg_pkg_ver() { [ ! -s "$AWG_KMOD_MANUAL" ] || awk '{print $1; exit}' "$AWG_KMOD_MANUAL"; }
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_awg_fetch() { echo "stock $2" >> "$TEST_ROOT/downloads"; echo package > "$ST_RUN/$2.apk"; echo "$ST_RUN/$2.apk"; }
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_awg_legacy_feeds() { :; }
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_awg_kmod_pin_bad() { return 1; }
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_awg_proto_ok() { return 0; }
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_rb_rpcd_ensure() { :; }
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_st_own() { echo "$*" >> "$TEST_ROOT/owned"; }
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test_update() { :; }
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test_install() {
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local name
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name=${1##*/}; name=${name%.apk}
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touch "$TEST_ROOT/pkg/$name"
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}
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test_delete() { rm -f "$TEST_ROOT/pkg/$1"; }
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_zm_run() { shift; "$@"; }
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apk() {
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[ "${TEST_APK:-ok}" = ok ] || return 1
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touch "$TEST_ROOT/pkg/kmod-amneziawg"
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}
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modprobe() { mkdir -p "$TEST_ROOT/sys/module/amneziawg"; }
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insmod() {
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[ -f "$1" ] || return 1
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echo "${1##*/}" >> "$TEST_ROOT/loads"
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[ "${1##*/}" != amneziawg.ko ] || mkdir -p "$TEST_ROOT/sys/module/amneziawg"
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}
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rmmod() { return 1; }
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awg() { :; }
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_test_init() {
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case "$1" in
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enabled) [ -f "$TEST_ROOT/enabled" ] ;;
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enable) touch "$TEST_ROOT/enabled" ;;
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disable) rm -f "$TEST_ROOT/enabled" ;;
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start) ( . "$AWG_VENDOR_INIT"; start ) ;;
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esac
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}
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PKG=apk; INSTALL=test_install; DELETE=test_delete; UPDATE=test_update; RAZ=apk
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ST_RUN="$TEST_ROOT/run"; ST_AWG_MIRRORS=https://stock.invalid; ST_AWG_MIRROR_FLAT=https://stock.invalid
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'''
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def run_case(name, body, **overrides):
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temporary = repo.parent / 'zm-awg-tests'
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temporary.mkdir(exist_ok=True)
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with tempfile.TemporaryDirectory(prefix='case-', dir=temporary) as folder:
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root = Path(folder)
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for directory in ['pkg', 'run', 'etc/init.d', 'etc/rc.d', 'etc/zm-awg', 'sys/module', 'proc', 'lib/modules/6.1.141']:
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(root / directory).mkdir(parents=True, exist_ok=True)
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(root / 'proc/modules').touch()
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for filename in ['configs', 'udp_tunnel', 'poly1305-neon', 'libcurve25519-generic', 'ip6_udp_tunnel', 'libchacha20poly1305']:
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(root / f'lib/modules/6.1.141/{filename}.ko').touch()
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mapped = functions
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for prefix in ['/etc/', '/lib/', '/sys/', '/proc/']:
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mapped = mapped.replace(prefix, posix(root) + prefix)
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mapped = mapped.replace('"$AWG_VENDOR_INIT" enable', '_test_init enable').replace('"$AWG_VENDOR_INIT" enabled', '_test_init enabled')
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mapped = mapped.replace('"$AWG_VENDOR_INIT" disable', '_test_init disable').replace('"$AWG_VENDOR_INIT" start', '_test_init start')
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env = dict(os.environ, TEST_ROOT=posix(root), TEST_MODULE=posix(repo / 'vendor/awg/r3s-fw20261013/amneziawg.ko'), **overrides)
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script = mapped + '\n' + mocks + '\nset -e\n' + body
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result = subprocess.run([bash, '-s'], input=script.encode('utf-8'), env=env, capture_output=True)
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assert result.returncode == 0, f'{name}:\n{result.stdout.decode("utf-8", errors="replace")}\n{result.stderr.decode("utf-8", errors="replace")}'
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print(f'PASS {name}')
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run_case('native install, reboot loader and pinned reinstall', r'''
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_st_install_awg install
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_awg_vendor_current
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[ "$(cat "$TEST_ROOT/loads" | tr '\n' ' ')" = 'poly1305-neon.ko libcurve25519-generic.ko udp_tunnel.ko ip6_udp_tunnel.ko libchacha20poly1305.ko amneziawg.ko ' ]
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[ "$(grep -c '^stock kmod' "$TEST_ROOT/downloads")" = 0 ]
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[ -f "$TEST_ROOT/pkg/amneziawg-tools" ] && [ -f "$TEST_ROOT/pkg/luci-proto-amneziawg" ]
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_st_install_awg update
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_awg_vendor_current
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[ "$(grep -c '^vendor ' "$TEST_ROOT/downloads")" = 2 ]
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before=$(wc -l < "$TEST_ROOT/loads")
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TEST_KERNEL=6.12.94
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if _test_init start; then exit 1; fi
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[ "$(wc -l < "$TEST_ROOT/loads")" = "$before" ]
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TEST_KERNEL=6.1.141
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_awg_kmod_manual_rm
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[ ! -f "$AWG_KMOD_MANUAL" ] && [ ! -e "$AWG_VENDOR_INIT" ] && [ ! -f "$TEST_ROOT/enabled" ]
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''')
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for state in ['failed', 'corrupt']:
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run_case(f'{state} download fails without stock fallback', r'''
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if _st_install_awg install; then exit 1; fi
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[ ! -f "$TEST_ROOT/lib/modules/6.1.141/amneziawg.ko" ]
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[ ! -f "$AWG_KMOD_MANUAL" ] && [ ! -e "$AWG_VENDOR_INIT" ]
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[ "$(grep -c '^stock ' "$TEST_ROOT/downloads")" = 0 ]
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''', TEST_DOWNLOAD=state)
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run_case('different firmware rejected before download', r'''
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if _st_install_awg install; then exit 1; fi
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[ ! -f "$TEST_ROOT/downloads" ]
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''', TEST_FIRMWARE='changed')
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run_case('APK failure restores old module and metadata', r'''
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echo previous > "$TEST_ROOT/lib/modules/6.1.141/amneziawg.ko"
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echo old-marker > "$AWG_KMOD_MANUAL"
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printf '#!/bin/sh\n# old-init\n' > "$AWG_VENDOR_INIT"; chmod +x "$AWG_VENDOR_INIT"; touch "$TEST_ROOT/enabled"
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if _awg_vendor_install; then exit 1; fi
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[ "$(cat "$TEST_ROOT/lib/modules/6.1.141/amneziawg.ko")" = previous ]
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[ "$(cat "$AWG_KMOD_MANUAL")" = old-marker ]
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[ "$(tail -n 1 "$AWG_VENDOR_INIT")" = '# old-init' ] && [ -f "$TEST_ROOT/enabled" ]
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''', TEST_APK='failed')
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run_case('official firmware keeps upstream package path', r'''
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_st_install_awg install
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[ "$(grep -c '^vendor ' "$TEST_ROOT/downloads")" = 0 ]
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[ "$(grep -c '^stock kmod-amneziawg' "$TEST_ROOT/downloads")" = 1 ]
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[ ! -e "$AWG_VENDOR_INIT" ]
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''', TEST_KERNEL='6.12.94')
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backend = source.split("<< 'ZM_INSTALLER_EOF'\n", 1)[1].split('\nZM_INSTALLER_EOF\n', 1)[0]
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with tempfile.NamedTemporaryFile(suffix='.sh', mode='w', encoding='utf-8', delete=False, dir=repo.parent / 'zm-awg-tests') as stream:
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stream.write(backend)
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script_path = Path(stream.name)
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try:
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subprocess.run([bash, '-n', str(script_path)], check=True)
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finally:
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script_path.unlink()
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print('PASS generated backend shell syntax')
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