configure virtual PPPoE interface when it comes up

7 files changed, 1228 insertions, 18 deletions

diff --git a/Cargo.lock b/Cargo.lock
index 4347063..a760ecf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3,18 +3,71 @@
 version = 3
 
 [[package]]
+name = "aho-corasick"
+version = "0.7.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "ansi_term"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d52a9bb7ec0cf484c551830a7ce27bd20d67eac647e1befb56b0be4ee39a55d2"
+dependencies = [
+ "winapi 0.3.9",
+]
+
+[[package]]
 name = "anyhow"
 version = "1.0.70"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7de8ce5e0f9f8d88245311066a578d72b7af3e7088f32783804676302df237e4"
 
 [[package]]
+name = "atty"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
+dependencies = [
+ "hermit-abi 0.1.19",
+ "libc",
+ "winapi 0.3.9",
+]
+
+[[package]]
 name = "autocfg"
 version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
+name = "bindgen"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f1c85344eb535a31b62f0af37be84441ba9e7f0f4111eb0530f43d15e513fe57"
+dependencies = [
+ "bitflags",
+ "cexpr",
+ "cfg-if 0.1.10",
+ "clang-sys",
+ "clap",
+ "env_logger",
+ "lazy_static",
+ "lazycell",
+ "log",
+ "peeking_take_while",
+ "proc-macro2",
+ "quote",
+ "regex",
+ "rustc-hash",
+ "shlex",
+ "which",
+]
+
+[[package]]
 name = "bitflags"
 version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -28,17 +81,212 @@ checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
 
 [[package]]
 name = "bytes"
+version = "0.4.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "206fdffcfa2df7cbe15601ef46c813fce0965eb3286db6b56c583b814b51c81c"
+dependencies = [
+ "byteorder",
+ "iovec",
+]
+
+[[package]]
+name = "bytes"
 version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "89b2fd2a0dcf38d7971e2194b6b6eebab45ae01067456a7fd93d5547a61b70be"
 
 [[package]]
+name = "cc"
+version = "1.0.79"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50d30906286121d95be3d479533b458f87493b30a4b5f79a607db8f5d11aa91f"
+
+[[package]]
+name = "cexpr"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fce5b5fb86b0c57c20c834c1b412fd09c77c8a59b9473f86272709e78874cd1d"
+dependencies = [
+ "nom",
+]
+
+[[package]]
+name = "cfg-if"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
+
+[[package]]
 name = "cfg-if"
 version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
+name = "clang-sys"
+version = "0.28.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "81de550971c976f176130da4b2978d3b524eaa0fd9ac31f3ceb5ae1231fb4853"
+dependencies = [
+ "glob",
+ "libc",
+ "libloading",
+]
+
+[[package]]
+name = "clap"
+version = "2.34.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0610544180c38b88101fecf2dd634b174a62eef6946f84dfc6a7127512b381c"
+dependencies = [
+ "ansi_term",
+ "atty",
+ "bitflags",
+ "strsim",
+ "textwrap",
+ "unicode-width",
+ "vec_map",
+]
+
+[[package]]
+name = "cloudabi"
+version = "0.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
+dependencies = [
+ "bitflags",
+]
+
+[[package]]
+name = "crossbeam-channel"
+version = "0.5.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf2b3e8478797446514c91ef04bafcb59faba183e621ad488df88983cc14128c"
+dependencies = [
+ "cfg-if 1.0.0",
+ "crossbeam-utils 0.8.15",
+]
+
+[[package]]
+name = "crossbeam-deque"
+version = "0.7.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c20ff29ded3204c5106278a81a38f4b482636ed4fa1e6cfbeef193291beb29ed"
+dependencies = [
+ "crossbeam-epoch",
+ "crossbeam-utils 0.7.2",
+ "maybe-uninit",
+]
+
+[[package]]
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+dependencies = [
+ "autocfg",
+ "cfg-if 0.1.10",
+ "crossbeam-utils 0.7.2",
+ "lazy_static",
+ "maybe-uninit",
+ "memoffset",
+ "scopeguard",
+]
+
+[[package]]
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+checksum = "774ba60a54c213d409d5353bda12d49cd68d14e45036a285234c8d6f91f92570"
+dependencies = [
+ "cfg-if 0.1.10",
+ "crossbeam-utils 0.7.2",
+ "maybe-uninit",
+]
+
+[[package]]
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+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
+dependencies = [
+ "autocfg",
+ "cfg-if 0.1.10",
+ "lazy_static",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3c063cd8cc95f5c377ed0d4b49a4b21f632396ff690e8470c29b3359b346984b"
+dependencies = [
+ "cfg-if 1.0.0",
+]
+
+[[package]]
+name = "env_logger"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "44533bbbb3bb3c1fa17d9f2e4e38bbbaf8396ba82193c4cb1b6445d711445d36"
+dependencies = [
+ "atty",
+ "humantime",
+ "log",
+ "regex",
+ "termcolor",
+]
+
+[[package]]
+name = "filetime"
+version = "0.2.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8a3de6e8d11b22ff9edc6d916f890800597d60f8b2da1caf2955c274638d6412"
+dependencies = [
+ "cfg-if 1.0.0",
+ "libc",
+ "redox_syscall 0.2.16",
+ "windows-sys 0.45.0",
+]
+
+[[package]]
+name = "fnv"
+version = "1.0.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
+
+[[package]]
+name = "fsevent-sys"
+version = "4.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76ee7a02da4d231650c7cea31349b889be2f45ddb3ef3032d2ec8185f6313fd2"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "fuchsia-zircon"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
+dependencies = [
+ "bitflags",
+ "fuchsia-zircon-sys",
+]
+
+[[package]]
+name = "fuchsia-zircon-sys"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
+
+[[package]]
+name = "futures"
+version = "0.1.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3a471a38ef8ed83cd6e40aa59c1ffe17db6855c18e3604d9c4ed8c08ebc28678"
+
+[[package]]
 name = "futures"
 version = "0.3.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -128,6 +376,32 @@ dependencies = [
 ]
 
 [[package]]
+name = "getrandom"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c05aeb6a22b8f62540c194aac980f2115af067bfe15a0734d7277a768d396b31"
+dependencies = [
+ "cfg-if 1.0.0",
+ "libc",
+ "wasi",
+]
+
+[[package]]
+name = "glob"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
+
+[[package]]
+name = "hermit-abi"
+version = "0.1.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
+dependencies = [
+ "libc",
+]
+
+[[package]]
 name = "hermit-abi"
 version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -137,27 +411,172 @@ dependencies = [
 ]
 
 [[package]]
+name = "humantime"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "df004cfca50ef23c36850aaaa59ad52cc70d0e90243c3c7737a4dd32dc7a3c4f"
+dependencies = [
+ "quick-error",
+]
+
+[[package]]
+name = "inotify"
+version = "0.9.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8069d3ec154eb856955c1c0fbffefbf5f3c40a104ec912d4797314c1801abff"
+dependencies = [
+ "bitflags",
+ "inotify-sys",
+ "libc",
+]
+
+[[package]]
+name = "inotify-sys"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e05c02b5e89bff3b946cedeca278abc628fe811e604f027c45a8aa3cf793d0eb"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "iovec"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
+dependencies = [
+ "libc",
+]
+
+[[package]]
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+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "453ad9f582a441959e5f0d088b02ce04cfe8d51a8eaf077f12ac6d3e94164ca6"
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
+dependencies = [
+ "winapi 0.2.8",
+ "winapi-build",
+]
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c8fc60ba15bf51257aa9807a48a61013db043fcf3a78cb0d916e8e396dcad98"
+dependencies = [
+ "kqueue-sys",
+ "libc",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8367585489f01bc55dd27404dcf56b95e6da061a256a666ab23be9ba96a2e587"
+dependencies = [
+ "bitflags",
+ "libc",
+]
+
+[[package]]
+name = "lazy_static"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
+
+[[package]]
+name = "lazycell"
+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
+
+[[package]]
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 [[package]]
+name = "libloading"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f2b111a074963af1d37a139918ac6d49ad1d0d5e47f72fd55388619691a7d753"
+dependencies = [
+ "cc",
+ "winapi 0.3.9",
+]
+
+[[package]]
+name = "lock_api"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4da24a77a3d8a6d4862d95f72e6fdb9c09a643ecdb402d754004a557f2bec75"
+dependencies = [
+ "scopeguard",
+]
+
+[[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
 dependencies = [
- "cfg-if",
+ "cfg-if 1.0.0",
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 [[package]]
+name = "maybe-uninit"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "60302e4db3a61da70c0cb7991976248362f30319e88850c487b9b95bbf059e00"
+
+[[package]]
+name = "md5"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "490cc448043f947bae3cbee9c203358d62dbee0db12107a74be5c30ccfd09771"
+
+[[package]]
 name = "memchr"
 version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
 [[package]]
+name = "memoffset"
+version = "0.5.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "043175f069eda7b85febe4a74abbaeff828d9f8b448515d3151a14a3542811aa"
+dependencies = [
+ "autocfg",
+]
+
+[[package]]
+name = "mio"
+version = "0.6.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4afd66f5b91bf2a3bc13fad0e21caedac168ca4c707504e75585648ae80e4cc4"
+dependencies = [
+ "cfg-if 0.1.10",
+ "fuchsia-zircon",
+ "fuchsia-zircon-sys",
+ "iovec",
+ "kernel32-sys",
+ "libc",
+ "log",
+ "miow",
+ "net2",
+ "slab",
+ "winapi 0.2.8",
+]
+
+[[package]]
 name = "mio"
 version = "0.8.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -166,7 +585,41 @@ dependencies = [
  "libc",
  "log",
  "wasi",
- "windows-sys",
+ "windows-sys 0.45.0",
+]
+
+[[package]]
+name = "mio-uds"
+version = "0.6.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "afcb699eb26d4332647cc848492bbc15eafb26f08d0304550d5aa1f612e066f0"
+dependencies = [
+ "iovec",
+ "libc",
+ "mio 0.6.23",
+]
+
+[[package]]
+name = "miow"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ebd808424166322d4a38da87083bfddd3ac4c131334ed55856112eb06d46944d"
+dependencies = [
+ "kernel32-sys",
+ "net2",
+ "winapi 0.2.8",
+ "ws2_32-sys",
+]
+
+[[package]]
+name = "net2"
+version = "0.2.38"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "74d0df99cfcd2530b2e694f6e17e7f37b8e26bb23983ac530c0c97408837c631"
+dependencies = [
+ "cfg-if 0.1.10",
+ "libc",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -213,13 +666,13 @@ version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "26305d12193227ef7b8227e7d61ae4eaf174607f79bd8eeceff07aacaefde497"
 dependencies = [
- "bytes",
- "futures",
+ "bytes 1.4.0",
+ "futures 0.3.27",
  "log",
  "netlink-packet-core",
  "netlink-sys",
  "thiserror",
- "tokio",
+ "tokio 1.26.0",
 ]
 
 [[package]]
@@ -228,11 +681,11 @@ version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6471bf08e7ac0135876a9581bf3217ef0333c191c128d34878079f42ee150411"
 dependencies = [
- "bytes",
- "futures",
+ "bytes 1.4.0",
+ "futures 0.3.27",
  "libc",
  "log",
- "tokio",
+ "tokio 1.26.0",
 ]
 
 [[package]]
@@ -242,28 +695,88 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bfdda3d196821d6af13126e40375cdf7da646a96114af134d5f417a9a1dc8e1a"
 dependencies = [
  "bitflags",
- "cfg-if",
+ "cfg-if 1.0.0",
  "libc",
  "static_assertions",
 ]
 
 [[package]]
+name = "nom"
+version = "4.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2ad2a91a8e869eeb30b9cb3119ae87773a8f4ae617f41b1eb9c154b2905f7bd6"
+dependencies = [
+ "memchr",
+ "version_check",
+]
+
+[[package]]
+name = "notify"
+version = "5.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "58ea850aa68a06e48fdb069c0ec44d0d64c8dbffa49bf3b6f7f0a901fdea1ba9"
+dependencies = [
+ "bitflags",
+ "crossbeam-channel",
+ "filetime",
+ "fsevent-sys",
+ "inotify",
+ "kqueue",
+ "libc",
+ "mio 0.8.6",
+ "walkdir",
+ "windows-sys 0.42.0",
+]
+
+[[package]]
 name = "num_cpus"
 version = "1.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0fac9e2da13b5eb447a6ce3d392f23a29d8694bff781bf03a16cd9ac8697593b"
 dependencies = [
- "hermit-abi",
+ "hermit-abi 0.2.6",
  "libc",
 ]
 
 [[package]]
+name = "parking_lot"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f842b1982eb6c2fe34036a4fbfb06dd185a3f5c8edfaacdf7d1ea10b07de6252"
+dependencies = [
+ "lock_api",
+ "parking_lot_core",
+ "rustc_version",
+]
+
+[[package]]
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+checksum = "bda66b810a62be75176a80873726630147a5ca780cd33921e0b5709033e66b0a"
+dependencies = [
+ "cfg-if 0.1.10",
+ "cloudabi",
+ "libc",
+ "redox_syscall 0.1.57",
+ "rustc_version",
+ "smallvec",
+ "winapi 0.3.9",
+]
+
+[[package]]
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 checksum = "9f746c4065a8fa3fe23974dd82f15431cc8d40779821001404d10d2e79ca7d79"
 
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+checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
+
+[[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -276,6 +789,32 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
 [[package]]
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+source = "git+https://github.com/rsdsl/pppoe-rs#10b0a3c6f5babb937a3c60fad129da5528d500b3"
+dependencies = [
+ "byteorder",
+ "libc",
+ "pppoe-sys",
+ "rand",
+]
+
+[[package]]
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+version = "0.1.0"
+source = "git+https://github.com/rsdsl/pppoe-rs#10b0a3c6f5babb937a3c60fad129da5528d500b3"
+dependencies = [
+ "bindgen",
+ "cc",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
+
+[[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -285,6 +824,12 @@ dependencies = [
 ]
 
 [[package]]
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+version = "1.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
+
+[[package]]
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@@ -294,13 +839,94 @@ dependencies = [
 ]
 
 [[package]]
+name = "rand"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
+dependencies = [
+ "libc",
+ "rand_chacha",
+ "rand_core",
+]
+
+[[package]]
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+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+dependencies = [
+ "ppv-lite86",
+ "rand_core",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
+dependencies = [
+ "getrandom",
+]
+
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+version = "0.1.57"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
+
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+checksum = "fb5a58c1855b4b6819d59012155603f0b22ad30cad752600aadfcb695265519a"
+dependencies = [
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+checksum = "48aaa5748ba571fb95cd2c85c09f629215d3a6ece942baa100950af03a34f733"
+dependencies = [
+ "aho-corasick",
+ "memchr",
+ "regex-syntax",
+]
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"
+
+[[package]]
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 version = "0.1.0"
 dependencies = [
  "futures-util",
+ "netlink-packet-route",
+ "notify",
+ "rsdsl_pppoe",
  "rtnetlink",
+ "serde_json",
  "thiserror",
- "tokio",
+ "tokio 1.26.0",
+]
+
+[[package]]
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+source = "git+https://github.com/rsdsl/pppoe.git#0bbe891ed5af55c025ec828a4a75a89ac8a46be0"
+dependencies = [
+ "byteorder",
+ "md5",
+ "pppoe",
+ "rand",
+ "serde",
+ "serde_json",
+ "thiserror",
+ "tun-tap",
 ]
 
 [[package]]
@@ -309,7 +935,7 @@ version = "0.12.0"
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 checksum = "ed7d42da676fdf7e470e2502717587dd1089d8b48d9d1b846dcc3c01072858cb"
 dependencies = [
- "futures",
+ "futures 0.3.27",
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  "netlink-packet-route",
@@ -318,10 +944,104 @@ dependencies = [
  "netlink-sys",
  "nix",
  "thiserror",
- "tokio",
+ "tokio 1.26.0",
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 [[package]]
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+checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
+
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+dependencies = [
+ "semver",
+]
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+
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+checksum = "93fc1dc3aaa9bfed95e02e6eadabb4baf7e3078b0bd1b4d7b6b0b68378900502"
+dependencies = [
+ "winapi-util",
+]
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+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
+
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+checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
+dependencies = [
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+
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+dependencies = [
+ "serde_derive",
+]
+
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+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.2",
+]
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1c533a59c9d8a93a09c6ab31f0fd5e5f4dd1b8fc9434804029839884765d04ea"
+dependencies = [
+ "itoa",
+ "ryu",
+ "serde",
+]
+
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+
+[[package]]
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@@ -331,13 +1051,22 @@ dependencies = [
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 [[package]]
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+version = "0.6.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b97fcaeba89edba30f044a10c6a3cc39df9c3f17d7cd829dd1446cab35f890e0"
+dependencies = [
+ "maybe-uninit",
+]
+
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 checksum = "64a4a911eed85daf18834cfaa86a79b7d266ff93ff5ba14005426219480ed662"
 dependencies = [
  "libc",
- "winapi",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -347,6 +1076,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
 
 [[package]]
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+
+[[package]]
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@@ -369,6 +1104,24 @@ dependencies = [
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 [[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "be55cf8942feac5c765c2c993422806843c9a9a45d4d5c407ad6dd2ea95eb9b6"
+dependencies = [
+ "winapi-util",
+]
+
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+checksum = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
+dependencies = [
+ "unicode-width",
+]
+
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 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -390,19 +1143,233 @@ dependencies = [
 
 [[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+ "futures 0.1.31",
+ "mio 0.6.23",
+ "num_cpus",
+ "tokio-codec",
+ "tokio-current-thread",
+ "tokio-executor",
+ "tokio-fs",
+ "tokio-io",
+ "tokio-reactor",
+ "tokio-sync",
+ "tokio-tcp",
+ "tokio-threadpool",
+ "tokio-timer",
+ "tokio-udp",
+ "tokio-uds",
+]
+
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 dependencies = [
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- "bytes",
+ "bytes 1.4.0",
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+ "mio 0.8.6",
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+ "windows-sys 0.45.0",
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+
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+ "slab",
+ "tokio-executor",
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+ "tokio-codec",
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+ "tokio-reactor",
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+ "futures 0.1.31",
+ "iovec",
+ "libc",
+ "log",
+ "mio 0.6.23",
+ "mio-uds",
+ "tokio-codec",
+ "tokio-io",
+ "tokio-reactor",
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+dependencies = [
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@@ -412,12 +1379,55 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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+
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 version = "0.11.0+wasi-snapshot-preview1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
+name = "which"
+version = "3.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d011071ae14a2f6671d0b74080ae0cd8ebf3a6f8c9589a2cd45f23126fe29724"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "winapi"
+version = "0.2.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
+
+[[package]]
 name = "winapi"
 version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -428,12 +1438,27 @@ dependencies = [
 ]
 
 [[package]]
+name = "winapi-build"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
+
+[[package]]
 name = "winapi-i686-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 
 [[package]]
+name = "winapi-util"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+dependencies = [
+ "winapi 0.3.9",
+]
+
+[[package]]
 name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -441,6 +1466,21 @@ checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
 [[package]]
 name = "windows-sys"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
+dependencies = [
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows-sys"
 version = "0.45.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "75283be5efb2831d37ea142365f009c02ec203cd29a3ebecbc093d52315b66d0"
@@ -504,3 +1544,13 @@ name = "windows_x86_64_msvc"
 version = "0.42.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9aec5da331524158c6d1a4ac0ab1541149c0b9505fde06423b02f5ef0106b9f0"
+
+[[package]]
+name = "ws2_32-sys"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
+dependencies = [
+ "winapi 0.2.8",
+ "winapi-build",
+]
diff --git a/Cargo.toml b/Cargo.toml
index c596e13..c7fe137 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,6 +7,10 @@ edition = "2021"
 
 [dependencies]
 futures-util = "0.3.27"
+netlink-packet-route = "0.15.0"
+notify = "5.1.0"
+rsdsl_pppoe = { git = "https://github.com/rsdsl/pppoe.git", version = "0.1.0" }
 rtnetlink = "0.12.0"
+serde_json = "1.0"
 thiserror = "1.0"
 tokio = { version = "1.26.0", features = ["rt", "rt-multi-thread"] }
diff --git a/src/addr.rs b/src/addr.rs
new file mode 100644
index 0000000..1cd0301
--- /dev/null
+++ b/src/addr.rs
@@ -0,0 +1,65 @@
+use crate::error::{Error, Result};
+
+use std::net::IpAddr;
+
+use futures_util::TryStreamExt;
+use netlink_packet_route::rtnl::AddressMessage;
+use tokio::runtime::Runtime;
+
+async fn do_flush(link: String) -> Result<()> {
+    let (conn, handle, _) = rtnetlink::new_connection()?;
+    tokio::spawn(conn);
+
+    let link = handle
+        .link()
+        .get()
+        .match_name(link.clone())
+        .execute()
+        .try_next()
+        .await?
+        .ok_or(Error::LinkNotFound(link))?;
+
+    let id = link.header.index;
+
+    let addrs: Vec<AddressMessage> = handle
+        .address()
+        .get()
+        .set_link_index_filter(id)
+        .execute()
+        .try_collect()
+        .await?;
+
+    for addr in addrs {
+        handle.address().del(addr).execute().await?;
+    }
+
+    Ok(())
+}
+
+pub fn flush(link: String) -> Result<()> {
+    Runtime::new()?.block_on(do_flush(link))
+}
+
+async fn do_add(link: String, addr: IpAddr, prefix_len: u8) -> Result<()> {
+    let (conn, handle, _) = rtnetlink::new_connection()?;
+    tokio::spawn(conn);
+
+    let link = handle
+        .link()
+        .get()
+        .match_name(link.clone())
+        .execute()
+        .try_next()
+        .await?
+        .ok_or(Error::LinkNotFound(link))?;
+
+    let id = link.header.index;
+
+    handle.address().add(id, addr, prefix_len).execute().await?;
+
+    Ok(())
+}
+
+pub fn add(link: String, addr: IpAddr, prefix_len: u8) -> Result<()> {
+    Runtime::new()?.block_on(do_add(link, addr, prefix_len))
+}
diff --git a/src/error.rs b/src/error.rs
index 688b0eb..600db68 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -8,8 +8,12 @@ pub enum Error {
     LinkNotFound(String),
     #[error("io")]
     Io(#[from] io::Error),
+    #[error("notify")]
+    Notify(#[from] notify::Error),
     #[error("rtnetlink")]
     RtNetlink(#[from] rtnetlink::Error),
+    #[error("serde_json")]
+    SerdeJson(#[from] serde_json::Error),
 }
 
 pub type Result<T> = std::result::Result<T, Error>;
diff --git a/src/lib.rs b/src/lib.rs
index 227cbce..6db46f3 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,2 +1,4 @@
+pub mod addr;
 pub mod error;
 pub mod link;
+pub mod route;
diff --git a/src/main.rs b/src/main.rs
index efb9c47..bff0edf 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,9 +1,56 @@
 use rsdsl_netlinkd::error::Result;
-use rsdsl_netlinkd::link;
+use rsdsl_netlinkd::{addr, link, route};
+
+use std::fs::File;
+use std::net::{IpAddr, Ipv4Addr};
+use std::path::Path;
+
+use notify::event::{CreateKind, ModifyKind};
+use notify::{Event, EventKind, RecursiveMode, Watcher};
+use rsdsl_pppoe::client::IpConfig;
 
 fn main() -> Result<()> {
     link::up("eth0".into())?;
     link::up("eth1".into())?;
 
+    let mut watcher = notify::recommended_watcher(|res: notify::Result<Event>| match res {
+        Ok(event) => match event.kind {
+            EventKind::Create(kind) if kind == CreateKind::File => {
+                configure_wan();
+            }
+            EventKind::Modify(kind) if matches!(kind, ModifyKind::Data(_)) => {
+                configure_wan();
+            }
+            _ => {}
+        },
+        Err(e) => println!("[netlinkd] watch error: {}", e),
+    })?;
+
+    watcher.watch(
+        Path::new("/data/pppoe.ip_config"),
+        RecursiveMode::NonRecursive,
+    )?;
+
+    Ok(())
+}
+
+fn configure_wan() {
+    match configure_rsppp0() {
+        Ok(_) => println!("[netlinkd] configure rsppp0 with PPPoE data"),
+        Err(e) => println!("[netlinkd] can't configure rsppp0: {}", e),
+    }
+}
+
+fn configure_rsppp0() -> Result<()> {
+    link::up("rsppp0".into())?;
+
+    let mut file = File::open("/data/pppoe.ip_config")?;
+    let ip_config: IpConfig = serde_json::from_reader(&mut file)?;
+
+    addr::flush("rsppp0".into())?;
+    addr::add("rsppp0".into(), IpAddr::V4(ip_config.addr), 32)?;
+
+    route::add4(Ipv4Addr::UNSPECIFIED, 0, ip_config.rtr, "rsppp0".into())?;
+
     Ok(())
 }
diff --git a/src/route.rs b/src/route.rs
new file mode 100644
index 0000000..436a14b
--- /dev/null
+++ b/src/route.rs
@@ -0,0 +1,38 @@
+use crate::error::{Error, Result};
+
+use std::net::Ipv4Addr;
+
+use futures_util::TryStreamExt;
+use tokio::runtime::Runtime;
+
+async fn do_add4(dst: Ipv4Addr, prefix_len: u8, rtr: Ipv4Addr, link: String) -> Result<()> {
+    let (conn, handle, _) = rtnetlink::new_connection()?;
+    tokio::spawn(conn);
+
+    let link = handle
+        .link()
+        .get()
+        .match_name(link.clone())
+        .execute()
+        .try_next()
+        .await?
+        .ok_or(Error::LinkNotFound(link))?;
+
+    let id = link.header.index;
+
+    handle
+        .route()
+        .add()
+        .v4()
+        .destination_prefix(dst, prefix_len)
+        .gateway(rtr)
+        .output_interface(id)
+        .execute()
+        .await?;
+
+    Ok(())
+}
+
+pub fn add4(dst: Ipv4Addr, prefix_len: u8, rtr: Ipv4Addr, link: String) -> Result<()> {
+    Runtime::new()?.block_on(do_add4(dst, prefix_len, rtr, link))
+}