mirror of
https://github.com/alibaba/higress.git
synced 2026-05-10 13:57:27 +08:00
feat: add wasm-rust sdk with say-hello simple extension (#350)
This commit is contained in:
纪卓志
GitHub
187
plugins/wasm-rust/extensions/say-hello/Cargo.lock
generated
Normal file
187
plugins/wasm-rust/extensions/say-hello/Cargo.lock
generated
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@@ -0,0 +1,187 @@
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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version = 3
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[[package]]
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name = "ahash"
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version = "0.8.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2c99f64d1e06488f620f932677e24bc6e2897582980441ae90a671415bd7ec2f"
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dependencies = [
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"cfg-if",
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"once_cell",
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"version_check",
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]
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[[package]]
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name = "cfg-if"
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version = "1.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
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[[package]]
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name = "getrandom"
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version = "0.2.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c85e1d9ab2eadba7e5040d4e09cbd6d072b76a557ad64e797c2cb9d4da21d7e4"
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dependencies = [
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"cfg-if",
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"libc",
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"wasi",
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]
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[[package]]
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name = "hashbrown"
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version = "0.13.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "43a3c133739dddd0d2990f9a4bdf8eb4b21ef50e4851ca85ab661199821d510e"
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dependencies = [
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"ahash",
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]
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[[package]]
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name = "higress-wasm-rust"
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version = "0.1.0"
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dependencies = [
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"proxy-wasm",
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"serde",
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"serde_json",
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"uuid",
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]
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[[package]]
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name = "itoa"
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version = "1.0.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "453ad9f582a441959e5f0d088b02ce04cfe8d51a8eaf077f12ac6d3e94164ca6"
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[[package]]
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name = "libc"
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version = "0.2.144"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2b00cc1c228a6782d0f076e7b232802e0c5689d41bb5df366f2a6b6621cfdfe1"
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[[package]]
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name = "log"
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version = "0.4.18"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "518ef76f2f87365916b142844c16d8fefd85039bc5699050210a7778ee1cd1de"
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[[package]]
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name = "once_cell"
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version = "1.17.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9670a07f94779e00908f3e686eab508878ebb390ba6e604d3a284c00e8d0487b"
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[[package]]
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name = "proc-macro2"
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version = "1.0.59"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6aeca18b86b413c660b781aa319e4e2648a3e6f9eadc9b47e9038e6fe9f3451b"
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dependencies = [
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"unicode-ident",
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]
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[[package]]
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name = "proxy-wasm"
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version = "0.2.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "823b744520cd4a54ba7ebacbffe4562e839d6dcd8f89209f96a1ace4f5229cd4"
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dependencies = [
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"hashbrown",
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"log",
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]
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[[package]]
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name = "quote"
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version = "1.0.28"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1b9ab9c7eadfd8df19006f1cf1a4aed13540ed5cbc047010ece5826e10825488"
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dependencies = [
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"proc-macro2",
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]
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[[package]]
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name = "ryu"
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version = "1.0.13"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f91339c0467de62360649f8d3e185ca8de4224ff281f66000de5eb2a77a79041"
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[[package]]
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name = "say-hello"
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version = "0.1.0"
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dependencies = [
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"higress-wasm-rust",
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"proxy-wasm",
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"serde",
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"serde_json",
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]
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[[package]]
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name = "serde"
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version = "1.0.163"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2113ab51b87a539ae008b5c6c02dc020ffa39afd2d83cffcb3f4eb2722cebec2"
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dependencies = [
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"serde_derive",
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]
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[[package]]
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name = "serde_derive"
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version = "1.0.163"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8c805777e3930c8883389c602315a24224bcc738b63905ef87cd1420353ea93e"
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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 = "serde_json"
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version = "1.0.96"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "057d394a50403bcac12672b2b18fb387ab6d289d957dab67dd201875391e52f1"
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dependencies = [
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"itoa",
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"ryu",
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"serde",
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]
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[[package]]
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name = "syn"
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version = "2.0.18"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "32d41677bcbe24c20c52e7c70b0d8db04134c5d1066bf98662e2871ad200ea3e"
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dependencies = [
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"proc-macro2",
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"quote",
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"unicode-ident",
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]
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[[package]]
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name = "unicode-ident"
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version = "1.0.9"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b15811caf2415fb889178633e7724bad2509101cde276048e013b9def5e51fa0"
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[[package]]
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name = "uuid"
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version = "1.3.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "345444e32442451b267fc254ae85a209c64be56d2890e601a0c37ff0c3c5ecd2"
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dependencies = [
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"getrandom",
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]
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[[package]]
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name = "version_check"
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version = "0.9.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
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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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15
plugins/wasm-rust/extensions/say-hello/Cargo.toml
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15
plugins/wasm-rust/extensions/say-hello/Cargo.toml
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@@ -0,0 +1,15 @@
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[package]
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name = "say-hello"
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version = "0.1.0"
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edition = "2021"
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publish = false
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[lib]
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crate-type = ["cdylib"]
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[dependencies]
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higress-wasm-rust = { path = "../../", version = "0.1.0" }
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proxy-wasm = "0.2.1"
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serde = { version = "1.0", features = ["derive"] }
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serde_json = "1.0"
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27
plugins/wasm-rust/extensions/say-hello/docker-compose.yaml
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27
plugins/wasm-rust/extensions/say-hello/docker-compose.yaml
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@@ -0,0 +1,27 @@
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# Copyright (c) 2023 Alibaba Group Holding Ltd.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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services:
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envoy:
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image: higress-registry.cn-hangzhou.cr.aliyuncs.com/higress/envoy:1.20
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hostname: envoy
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ports:
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- "10000:10000"
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volumes:
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- ./envoy.yaml:/etc/envoy/envoy.yaml
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- ./target/wasm32-wasi/release:/etc/envoy/proxy-wasm-plugins
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networks:
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- envoymesh
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networks:
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envoymesh: {}
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86
plugins/wasm-rust/extensions/say-hello/envoy.yaml
Normal file
86
plugins/wasm-rust/extensions/say-hello/envoy.yaml
Normal file
@@ -0,0 +1,86 @@
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# Copyright (c) 2023 Alibaba Group Holding Ltd.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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static_resources:
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listeners:
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address:
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socket_address:
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address: 0.0.0.0
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port_value: 10000
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filter_chains:
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- filters:
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- name: envoy.filters.network.http_connection_manager
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typed_config:
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"@type": type.googleapis.com/envoy.extensions.filters.network.http_connection_manager.v3.HttpConnectionManager
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stat_prefix: ingress_http
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codec_type: AUTO
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route_config:
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name: local_routes
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virtual_hosts:
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- name: local_service
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domains:
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- "*"
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routes:
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- name: lucy
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match:
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prefix: "/lucy"
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direct_response:
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status: 200
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- name: index
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match:
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prefix: "/"
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direct_response:
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status: 200
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http_filters:
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- name: envoy.filters.http.wasm
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typed_config:
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"@type": type.googleapis.com/udpa.type.v1.TypedStruct
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type_url: type.googleapis.com/envoy.extensions.filters.http.wasm.v3.Wasm
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value:
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config:
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name: "http_body"
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configuration:
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"@type": type.googleapis.com/google.protobuf.StringValue
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value: |-
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{
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"name": "Alice",
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"_rules_": [
|
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{
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"_match_domain_": [
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"foo"
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],
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"name": "Foo"
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},
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{
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"_match_domain_": [
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"bar"
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],
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"name": "Bar"
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},
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{
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"_match_route_": [
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"lucy"
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],
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"name": "Lucy"
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}
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]
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}
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vm_config:
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runtime: "envoy.wasm.runtime.v8"
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code:
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local:
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filename: "/etc/envoy/proxy-wasm-plugins/say_hello.wasm"
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- name: envoy.filters.http.router
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typed_config:
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"@type": type.googleapis.com/envoy.extensions.filters.http.router.v3.Router
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112
plugins/wasm-rust/extensions/say-hello/src/lib.rs
Normal file
112
plugins/wasm-rust/extensions/say-hello/src/lib.rs
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@@ -0,0 +1,112 @@
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// Copyright (c) 2023 Alibaba Group Holding Ltd.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
|
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
|
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// distributed under the License is distributed on an "AS IS" BASIS,
|
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
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// See the License for the specific language governing permissions and
|
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// limitations under the License.
|
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use higress_wasm_rust::log::Log;
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use higress_wasm_rust::rule_matcher::RuleMatcher;
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use proxy_wasm::traits::{Context, HttpContext, RootContext};
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use proxy_wasm::types::{Action, ContextType, LogLevel};
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use serde::Deserialize;
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use serde_json::{from_slice, Value};
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use std::cell::RefCell;
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use std::rc::Rc;
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proxy_wasm::main! {{
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proxy_wasm::set_log_level(LogLevel::Trace);
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proxy_wasm::set_root_context(|_|Box::new(SayHelloRoot::new()));
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}}
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struct SayHelloRoot {
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log: Log,
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rule_matcher: Rc<RefCell<RuleMatcher<SayHelloConfig>>>,
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}
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struct SayHello {
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rule_matcher: Rc<RefCell<RuleMatcher<SayHelloConfig>>>,
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}
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#[derive(Default, Debug, Deserialize)]
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struct SayHelloConfig {
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name: String,
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}
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impl SayHelloRoot {
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fn new() -> Self {
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SayHelloRoot {
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log: Log::new("say_hello".to_string()),
|
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rule_matcher: Rc::new(RefCell::new(RuleMatcher::default())),
|
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}
|
||||
}
|
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}
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|
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impl Context for SayHelloRoot {}
|
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|
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impl RootContext for SayHelloRoot {
|
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fn on_configure(&mut self, _plugin_configuration_size: usize) -> bool {
|
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let config_buffer = match self.get_plugin_configuration() {
|
||||
None => {
|
||||
self.log
|
||||
.error("Error when configuring RootContext, no configuration supplied");
|
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return false;
|
||||
}
|
||||
Some(bytes) => bytes,
|
||||
};
|
||||
|
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let value = match from_slice::<Value>(config_buffer.as_slice()) {
|
||||
Err(error) => {
|
||||
self.log.error(
|
||||
format!("cannot parse plugin configuration JSON string: {}", error).as_str(),
|
||||
);
|
||||
return false;
|
||||
}
|
||||
Ok(value) => value,
|
||||
};
|
||||
|
||||
self.rule_matcher
|
||||
.borrow_mut()
|
||||
.parse_rule_config(&value)
|
||||
.is_ok()
|
||||
}
|
||||
|
||||
fn create_http_context(&self, _context_id: u32) -> Option<Box<dyn HttpContext>> {
|
||||
Some(Box::new(SayHello {
|
||||
rule_matcher: self.rule_matcher.clone(),
|
||||
}))
|
||||
}
|
||||
|
||||
fn get_type(&self) -> Option<ContextType> {
|
||||
Some(ContextType::HttpContext)
|
||||
}
|
||||
}
|
||||
|
||||
impl Context for SayHello {}
|
||||
|
||||
impl HttpContext for SayHello {
|
||||
fn on_http_request_headers(&mut self, _num_headers: usize, _end_of_stream: bool) -> Action {
|
||||
let binding = self.rule_matcher.borrow();
|
||||
let config = match binding.get_match_config() {
|
||||
None => {
|
||||
self.send_http_response(200, vec![], Some("Hello, World!".as_bytes()));
|
||||
return Action::Continue;
|
||||
}
|
||||
Some(config) => config,
|
||||
};
|
||||
|
||||
self.send_http_response(
|
||||
200,
|
||||
vec![],
|
||||
Some(format!("Hello, {}!", config.name).as_bytes()),
|
||||
);
|
||||
Action::Continue
|
||||
}
|
||||
}
|
||||
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