improv: #5 use tokio crate to handle incoming conn async
This commit is contained in:
parent
73f3e3ccec
commit
0a76efdc64
188
Cargo.lock
generated
188
Cargo.lock
generated
@ -135,6 +135,12 @@ version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
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[[package]]
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name = "bitflags"
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version = "1.3.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
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[[package]]
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name = "blocking"
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version = "1.2.0"
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@ -155,6 +161,12 @@ version = "3.11.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c1ad822118d20d2c234f427000d5acc36eabe1e29a348c89b63dd60b13f28e5d"
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[[package]]
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name = "bytes"
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version = "1.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ec8a7b6a70fde80372154c65702f00a0f56f3e1c36abbc6c440484be248856db"
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[[package]]
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name = "cache-padded"
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version = "1.2.0"
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@ -265,6 +277,15 @@ dependencies = [
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"wasm-bindgen",
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]
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[[package]]
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name = "hermit-abi"
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version = "0.1.19"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "62b467343b94ba476dcb2500d242dadbb39557df889310ac77c5d99100aaac33"
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dependencies = [
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"libc",
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]
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[[package]]
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name = "instant"
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version = "0.1.12"
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@ -310,6 +331,16 @@ version = "0.2.132"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8371e4e5341c3a96db127eb2465ac681ced4c433e01dd0e938adbef26ba93ba5"
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[[package]]
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name = "lock_api"
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version = "0.4.8"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9f80bf5aacaf25cbfc8210d1cfb718f2bf3b11c4c54e5afe36c236853a8ec390"
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dependencies = [
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"autocfg",
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"scopeguard",
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]
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[[package]]
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name = "log"
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version = "0.4.17"
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@ -326,6 +357,28 @@ version = "2.5.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
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[[package]]
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name = "mio"
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version = "0.8.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "57ee1c23c7c63b0c9250c339ffdc69255f110b298b901b9f6c82547b7b87caaf"
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dependencies = [
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"libc",
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"log",
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"wasi",
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"windows-sys",
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]
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[[package]]
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name = "num_cpus"
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version = "1.13.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "19e64526ebdee182341572e50e9ad03965aa510cd94427a4549448f285e957a1"
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dependencies = [
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"hermit-abi",
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"libc",
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]
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[[package]]
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name = "once_cell"
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version = "1.14.0"
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@ -338,6 +391,29 @@ version = "2.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "427c3892f9e783d91cc128285287e70a59e206ca452770ece88a76f7a3eddd72"
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[[package]]
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name = "parking_lot"
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version = "0.12.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3742b2c103b9f06bc9fff0a37ff4912935851bee6d36f3c02bcc755bcfec228f"
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dependencies = [
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"lock_api",
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"parking_lot_core",
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]
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[[package]]
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name = "parking_lot_core"
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version = "0.9.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "09a279cbf25cb0757810394fbc1e359949b59e348145c643a939a525692e6929"
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dependencies = [
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"cfg-if",
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"libc",
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"redox_syscall",
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"smallvec",
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"windows-sys",
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]
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[[package]]
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name = "pin-project-lite"
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version = "0.2.9"
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@ -382,6 +458,15 @@ dependencies = [
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"proc-macro2",
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]
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[[package]]
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name = "redox_syscall"
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version = "0.2.16"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "fb5a58c1855b4b6819d59012155603f0b22ad30cad752600aadfcb695265519a"
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dependencies = [
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"bitflags",
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]
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[[package]]
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name = "regex"
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version = "1.6.0"
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@ -399,6 +484,21 @@ version = "0.6.27"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a3f87b73ce11b1619a3c6332f45341e0047173771e8b8b73f87bfeefb7b56244"
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[[package]]
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name = "scopeguard"
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version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
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[[package]]
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name = "signal-hook-registry"
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version = "1.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e51e73328dc4ac0c7ccbda3a494dfa03df1de2f46018127f60c693f2648455b0"
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dependencies = [
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"libc",
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]
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[[package]]
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name = "simple-auth"
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version = "0.1.0"
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@ -407,6 +507,7 @@ dependencies = [
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"json",
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"lazy_static",
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"regex",
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"tokio",
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]
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[[package]]
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@ -418,6 +519,12 @@ dependencies = [
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"autocfg",
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]
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[[package]]
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name = "smallvec"
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version = "1.9.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2fd0db749597d91ff862fd1d55ea87f7855a744a8425a64695b6fca237d1dad1"
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[[package]]
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name = "socket2"
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version = "0.4.7"
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@ -439,6 +546,38 @@ dependencies = [
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"unicode-ident",
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]
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[[package]]
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name = "tokio"
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version = "1.21.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0020c875007ad96677dcc890298f4b942882c5d4eb7cc8f439fc3bf813dc9c95"
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dependencies = [
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"autocfg",
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"bytes",
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"libc",
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"memchr",
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"mio",
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"num_cpus",
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"once_cell",
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"parking_lot",
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"pin-project-lite",
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"signal-hook-registry",
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"socket2",
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"tokio-macros",
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"winapi",
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]
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[[package]]
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name = "tokio-macros"
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version = "1.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9724f9a975fb987ef7a3cd9be0350edcbe130698af5b8f7a631e23d42d052484"
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dependencies = [
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"proc-macro2",
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"quote",
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"syn",
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]
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[[package]]
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name = "unicode-ident"
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version = "1.0.3"
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@ -467,6 +606,12 @@ version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9d5b2c62b4012a3e1eca5a7e077d13b3bf498c4073e33ccd58626607748ceeca"
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[[package]]
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name = "wasi"
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version = "0.11.0+wasi-snapshot-preview1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
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[[package]]
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name = "wasm-bindgen"
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version = "0.2.82"
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@ -573,3 +718,46 @@ name = "winapi-x86_64-pc-windows-gnu"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
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[[package]]
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name = "windows-sys"
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version = "0.36.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ea04155a16a59f9eab786fe12a4a450e75cdb175f9e0d80da1e17db09f55b8d2"
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dependencies = [
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"windows_aarch64_msvc",
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"windows_i686_gnu",
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"windows_i686_msvc",
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"windows_x86_64_gnu",
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"windows_x86_64_msvc",
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]
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[[package]]
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name = "windows_aarch64_msvc"
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version = "0.36.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9bb8c3fd39ade2d67e9874ac4f3db21f0d710bee00fe7cab16949ec184eeaa47"
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[[package]]
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name = "windows_i686_gnu"
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version = "0.36.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "180e6ccf01daf4c426b846dfc66db1fc518f074baa793aa7d9b9aaeffad6a3b6"
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[[package]]
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name = "windows_i686_msvc"
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version = "0.36.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e2e7917148b2812d1eeafaeb22a97e4813dfa60a3f8f78ebe204bcc88f12f024"
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[[package]]
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name = "windows_x86_64_gnu"
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version = "0.36.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "4dcd171b8776c41b97521e5da127a2d86ad280114807d0b2ab1e462bc764d9e1"
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[[package]]
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name = "windows_x86_64_msvc"
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version = "0.36.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c811ca4a8c853ef420abd8592ba53ddbbac90410fab6903b3e79972a631f7680"
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@ -9,6 +9,7 @@ edition = "2021"
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json = "0.12.4"
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lazy_static = "1.4.0"
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regex = "1"
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tokio = { version = "1.21.1", features = ["full"] }
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[dependencies.async-std]
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version = "1.6"
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49
src/main.rs
49
src/main.rs
@ -1,45 +1,38 @@
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mod handlers;
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use std::io::prelude::*;
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use std::net::TcpListener;
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use std::net::TcpStream;
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use tokio::{
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io::{AsyncReadExt, AsyncWriteExt},
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net::{TcpListener, TcpStream},
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};
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use handlers::handle_request;
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// TODO: must be set in a conf file
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const SERVER_URL: &str = "127.0.0.1:9000";
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// switch to an asynchronous main function
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#[async_std::main]
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#[tokio::main]
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async fn main() {
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let listener = TcpListener::bind(SERVER_URL).unwrap();
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println!("server is listening at {}", SERVER_URL);
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for stream in listener.incoming() {
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let stream = stream.unwrap();
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let listener = TcpListener::bind(SERVER_URL).await.unwrap();
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loop {
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let (stream, _) = listener.accept().await.unwrap();
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handle_connection(stream).await;
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}
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}
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async fn handle_connection(mut stream: TcpStream) {
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let mut buffer = [0; 1024];
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stream.read(&mut buffer).unwrap();
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let mut buffer: [u8; 1024] = [0; 1024];
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let n = stream.read(&mut buffer).await.unwrap();
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// transform buffer bytes array into `String`
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let buffer_string = String::from_utf8_lossy(&buffer);
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let request = handle_request(&buffer_string);
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println!("buffer : {:?}", std::str::from_utf8(&buffer[0..n]));
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// TODO: `Response` struct must be implemented
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let status_line = if request.start_line.target == "/".to_string() {
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"HTTP/1.1 200 OK\r\n"
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} else {
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"HTTP/1.1 404 NOT FOUND\r\n"
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};
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let content_type = "Content-Type: application/json\r\n\r\n";
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let json = r#"{"access_token":"AAAAAAAAAAAA.BBBBBBBBBB.CCCCCCCCCC","refresh_token": "DDDDDDDDDDD.EEEEEEEEEEE.FFFFF"}"#;
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let response = format!("{status_line}{content_type}{json}\n");
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println!("return status code : {}", status_line);
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stream.write(response.as_bytes()).unwrap();
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stream.flush().unwrap();
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let contents = "{\"balance\": 0.00}";
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let response = format!(
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"HTTP/1.1 200 OK\r\nContent-Type: application/json\r\nContent-Length: {}\r\n\r\n{}",
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contents.len(),
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contents
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);
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stream.write(response.as_bytes()).await.unwrap();
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stream.flush().await.unwrap();
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}
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