feat(api): prometheus metrics
This commit is contained in:
spiral
parent
d120a32904
commit
fcc270f121
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@ -39,6 +39,7 @@ dependencies = [
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"hyper-reverse-proxy",
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"lazy_static",
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"libpk",
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"metrics",
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"tokio",
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"tower",
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"tracing",
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@ -164,6 +165,12 @@ dependencies = [
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"generic-array",
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]
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[[package]]
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name = "bumpalo"
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version = "3.12.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0d261e256854913907f67ed06efbc3338dfe6179796deefc1ff763fc1aee5535"
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[[package]]
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name = "bytes"
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version = "1.4.0"
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@ -226,6 +233,28 @@ version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "338089f42c427b86394a5ee60ff321da23a5c89c9d89514c829687b26359fcff"
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[[package]]
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name = "crossbeam-epoch"
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version = "0.9.14"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "46bd5f3f85273295a9d14aedfb86f6aadbff6d8f5295c4a9edb08e819dcf5695"
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dependencies = [
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"autocfg",
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"cfg-if",
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"crossbeam-utils",
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"memoffset",
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"scopeguard",
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]
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[[package]]
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name = "crossbeam-utils"
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version = "0.8.15"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3c063cd8cc95f5c377ed0d4b49a4b21f632396ff690e8470c29b3359b346984b"
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dependencies = [
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"cfg-if",
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]
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[[package]]
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name = "crypto-common"
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version = "0.1.6"
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@ -450,7 +479,7 @@ checksum = "c05aeb6a22b8f62540c194aac980f2115af067bfe15a0734d7277a768d396b31"
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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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"wasi 0.11.0+wasi-snapshot-preview1",
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]
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[[package]]
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@ -623,12 +652,27 @@ dependencies = [
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"cfg-if",
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]
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[[package]]
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name = "ipnet"
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version = "2.7.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "30e22bd8629359895450b59ea7a776c850561b96a3b1d31321c1949d9e6c9146"
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[[package]]
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name = "itoa"
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version = "1.0.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "fad582f4b9e86b6caa621cabeb0963332d92eea04729ab12892c2533951e6440"
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[[package]]
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name = "js-sys"
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version = "0.3.61"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "445dde2150c55e483f3d8416706b97ec8e8237c307e5b7b4b8dd15e6af2a0730"
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dependencies = [
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"wasm-bindgen",
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]
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[[package]]
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name = "json5"
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version = "0.4.1"
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@ -660,6 +704,8 @@ dependencies = [
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"config",
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"gethostname",
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"lazy_static",
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"metrics",
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"metrics-exporter-prometheus",
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"serde",
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"tokio",
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"tracing",
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@ -692,6 +738,15 @@ dependencies = [
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"cfg-if",
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]
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[[package]]
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name = "mach"
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version = "0.3.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b823e83b2affd8f40a9ee8c29dbc56404c1e34cd2710921f2801e2cf29527afa"
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dependencies = [
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"libc",
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]
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[[package]]
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name = "match_cfg"
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version = "0.1.0"
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@ -719,6 +774,73 @@ 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 = "memoffset"
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version = "0.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d61c719bcfbcf5d62b3a09efa6088de8c54bc0bfcd3ea7ae39fcc186108b8de1"
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dependencies = [
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"autocfg",
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]
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[[package]]
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name = "metrics"
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version = "0.20.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7b9b8653cec6897f73b519a43fba5ee3d50f62fe9af80b428accdcc093b4a849"
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dependencies = [
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"ahash",
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"metrics-macros",
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"portable-atomic",
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]
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[[package]]
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name = "metrics-exporter-prometheus"
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version = "0.11.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8603921e1f54ef386189335f288441af761e0fc61bcb552168d9cedfe63ebc70"
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dependencies = [
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"hyper",
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"indexmap",
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"ipnet",
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"metrics",
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"metrics-util",
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"parking_lot 0.12.1",
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"portable-atomic",
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"quanta",
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"thiserror",
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"tokio",
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"tracing",
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]
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[[package]]
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name = "metrics-macros"
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version = "0.6.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "731f8ecebd9f3a4aa847dfe75455e4757a45da40a7793d2f0b1f9b6ed18b23f3"
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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 = "metrics-util"
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version = "0.14.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f7d24dc2dbae22bff6f1f9326ffce828c9f07ef9cc1e8002e5279f845432a30a"
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dependencies = [
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"crossbeam-epoch",
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"crossbeam-utils",
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"hashbrown",
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"metrics",
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"num_cpus",
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"parking_lot 0.12.1",
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"portable-atomic",
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"quanta",
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"sketches-ddsketch",
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]
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[[package]]
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name = "mime"
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version = "0.3.16"
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@ -739,7 +861,7 @@ checksum = "e5d732bc30207a6423068df043e3d02e0735b155ad7ce1a6f76fe2baa5b158de"
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dependencies = [
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"libc",
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"log",
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"wasi",
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"wasi 0.11.0+wasi-snapshot-preview1",
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"windows-sys 0.42.0",
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]
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@ -946,6 +1068,12 @@ version = "0.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
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[[package]]
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name = "portable-atomic"
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version = "0.3.19"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "26f6a7b87c2e435a3241addceeeff740ff8b7e76b74c13bf9acb17fa454ea00b"
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[[package]]
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name = "ppv-lite86"
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version = "0.2.17"
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@ -971,6 +1099,22 @@ dependencies = [
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"unicode-ident",
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]
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[[package]]
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name = "quanta"
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version = "0.10.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b7e31331286705f455e56cca62e0e717158474ff02b7936c1fa596d983f4ae27"
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dependencies = [
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"crossbeam-utils",
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"libc",
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"mach",
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"once_cell",
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"raw-cpuid",
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"wasi 0.10.2+wasi-snapshot-preview1",
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"web-sys",
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"winapi",
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]
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[[package]]
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name = "quick-error"
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version = "1.2.3"
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@ -1016,6 +1160,15 @@ dependencies = [
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"getrandom",
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]
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[[package]]
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name = "raw-cpuid"
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version = "10.7.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6c297679cb867470fa8c9f67dbba74a78d78e3e98d7cf2b08d6d71540f797332"
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dependencies = [
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"bitflags",
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]
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[[package]]
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name = "redis-protocol"
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version = "4.1.0"
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@ -1204,6 +1357,12 @@ dependencies = [
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"libc",
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]
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[[package]]
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name = "sketches-ddsketch"
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version = "0.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ceb945e54128e09c43d8e4f1277851bd5044c6fc540bbaa2ad888f60b3da9ae7"
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[[package]]
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name = "slab"
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version = "0.4.7"
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@ -1598,12 +1757,82 @@ dependencies = [
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"try-lock",
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]
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[[package]]
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name = "wasi"
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version = "0.10.2+wasi-snapshot-preview1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "fd6fbd9a79829dd1ad0cc20627bf1ed606756a7f77edff7b66b7064f9cb327c6"
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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 = "0.2.84"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "31f8dcbc21f30d9b8f2ea926ecb58f6b91192c17e9d33594b3df58b2007ca53b"
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dependencies = [
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"cfg-if",
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"wasm-bindgen-macro",
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]
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[[package]]
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name = "wasm-bindgen-backend"
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version = "0.2.84"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "95ce90fd5bcc06af55a641a86428ee4229e44e07033963a2290a8e241607ccb9"
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dependencies = [
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"bumpalo",
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"log",
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"once_cell",
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"proc-macro2",
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"quote",
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"syn",
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"wasm-bindgen-shared",
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]
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[[package]]
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name = "wasm-bindgen-macro"
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version = "0.2.84"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "4c21f77c0bedc37fd5dc21f897894a5ca01e7bb159884559461862ae90c0b4c5"
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dependencies = [
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"quote",
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"wasm-bindgen-macro-support",
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]
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[[package]]
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name = "wasm-bindgen-macro-support"
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version = "0.2.84"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2aff81306fcac3c7515ad4e177f521b5c9a15f2b08f4e32d823066102f35a5f6"
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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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"wasm-bindgen-backend",
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"wasm-bindgen-shared",
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]
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[[package]]
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name = "wasm-bindgen-shared"
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version = "0.2.84"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0046fef7e28c3804e5e38bfa31ea2a0f73905319b677e57ebe37e49358989b5d"
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[[package]]
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name = "web-sys"
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version = "0.3.61"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e33b99f4b23ba3eec1a53ac264e35a755f00e966e0065077d6027c0f575b0b97"
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dependencies = [
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"js-sys",
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"wasm-bindgen",
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]
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[[package]]
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name = "winapi"
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version = "0.3.9"
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@ -8,6 +8,8 @@ anyhow = { workspace = true }
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config = "0.13.3"
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gethostname = "0.4.1"
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lazy_static = { workspace = true }
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metrics = "0.20.1"
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metrics-exporter-prometheus = { version = "0.11.0", default-features = false, features = ["tokio", "http-listener", "tracing"] }
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serde = { workspace = true }
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tokio = { workspace = true }
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tracing = { workspace = true }
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|
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@ -33,11 +33,18 @@ pub struct ApiConfig {
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pub remote_url: String,
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}
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fn _metrics_default() -> bool {
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false
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}
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#[derive(Deserialize, Debug)]
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pub struct PKConfig {
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pub discord: DiscordConfig,
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pub api: ApiConfig,
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#[serde(default = "_metrics_default")]
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pub run_metrics_server: bool,
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pub(crate) gelf_log_url: Option<String>,
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}
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|
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@ -1,4 +1,5 @@
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use gethostname::gethostname;
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use metrics_exporter_prometheus::PrometheusBuilder;
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use tracing_subscriber::{prelude::__tracing_subscriber_SubscriberExt, EnvFilter, Registry};
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mod _config;
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@ -25,3 +26,12 @@ pub fn init_logging(component: &str) -> anyhow::Result<()> {
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Ok(())
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}
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pub fn init_metrics() -> anyhow::Result<()> {
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if config.run_metrics_server {
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// automatically spawns a http listener at :9000
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let builder = PrometheusBuilder::new();
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builder.install()?;
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}
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Ok(())
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}
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|
|
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|
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@ -11,6 +11,7 @@ http = "0.2.8"
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hyper-reverse-proxy = "0.5.1"
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lazy_static = "1.4.0"
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libpk = { path = "../../lib/libpk" }
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metrics = "0.20.1"
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tokio = { workspace = true }
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tower = "0.4.13"
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tracing = { workspace = true }
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|
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@ -12,6 +12,7 @@ mod util;
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#[tokio::main]
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async fn main() -> anyhow::Result<()> {
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libpk::init_logging("api")?;
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libpk::init_metrics()?;
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info!("hello world");
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// processed upside down (???) so we have to put middleware at the end
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@ -69,8 +70,8 @@ async fn main() -> anyhow::Result<()> {
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.route("/v2/members/:member_id/oembed.json", get(util::rproxy))
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.route("/v2/groups/:group_id/oembed.json", get(util::rproxy))
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.layer(middleware::ratelimit::ratelimiter(middleware::ratelimit::do_request_ratelimited)) // this sucks
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.layer(axum::middleware::from_fn(middleware::logger))
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.layer(middleware::ratelimit::ratelimiter(middleware::ratelimit::do_request_ratelimited)) // this sucks
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.layer(axum::middleware::from_fn(middleware::ignore_invalid_routes))
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.layer(axum::middleware::from_fn(middleware::cors))
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|
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|
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|
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@ -1,10 +1,15 @@
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use std::time::Instant;
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use axum::{extract::MatchedPath, http::Request, middleware::Next, response::Response};
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use tracing::{info, span, Instrument, Level};
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use metrics::histogram;
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use tracing::{info, span, warn, Instrument, Level};
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use crate::util::header_or_unknown;
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// log any requests that take longer than 2 seconds
|
||||
// todo: change as necessary
|
||||
const MIN_LOG_TIME: u128 = 2_000;
|
||||
|
||||
pub async fn logger<B>(request: Request<B>, next: Next<B>) -> Response {
|
||||
let method = request.method().clone();
|
||||
|
||||
|
|
@ -12,14 +17,14 @@ pub async fn logger<B>(request: Request<B>, next: Next<B>) -> Response {
|
|||
let remote_ip = header_or_unknown(request.headers().get("Fly-Client-IP"));
|
||||
let user_agent = header_or_unknown(request.headers().get("User-Agent"));
|
||||
|
||||
let path = request
|
||||
let endpoint = request
|
||||
.extensions()
|
||||
.get::<MatchedPath>()
|
||||
.cloned()
|
||||
.map(|v| v.as_str().to_string())
|
||||
.unwrap_or("unknown".to_string());
|
||||
|
||||
// todo: prometheus metrics
|
||||
let uri = request.uri().clone();
|
||||
|
||||
let request_id_span = span!(
|
||||
Level::INFO,
|
||||
|
|
@ -27,7 +32,7 @@ pub async fn logger<B>(request: Request<B>, next: Next<B>) -> Response {
|
|||
request_id,
|
||||
remote_ip,
|
||||
method = method.as_str(),
|
||||
path,
|
||||
endpoint = endpoint.clone(),
|
||||
user_agent
|
||||
);
|
||||
|
||||
|
|
@ -35,7 +40,21 @@ pub async fn logger<B>(request: Request<B>, next: Next<B>) -> Response {
|
|||
let response = next.run(request).instrument(request_id_span).await;
|
||||
let elapsed = start.elapsed().as_millis();
|
||||
|
||||
info!("handled request for {} {} in {}ms", method, path, elapsed);
|
||||
info!(
|
||||
"handled request for {} {} in {}ms",
|
||||
method, endpoint, elapsed
|
||||
);
|
||||
histogram!("pk_http_requests", (elapsed as f64) / 1_000_f64, "method" => method.to_string(), "endpoint" => endpoint.clone());
|
||||
|
||||
if elapsed > MIN_LOG_TIME {
|
||||
warn!(
|
||||
"request to {} full path {} (endpoint {}) took a long time ({}ms)!",
|
||||
method,
|
||||
uri.path(),
|
||||
endpoint,
|
||||
elapsed
|
||||
)
|
||||
}
|
||||
|
||||
response
|
||||
}
|
||||
|
|
|
|||
|
|
@ -8,7 +8,8 @@ use axum::{
|
|||
};
|
||||
use fred::{pool::RedisPool, prelude::LuaInterface, types::ReconnectPolicy, util::sha1_hash};
|
||||
use http::{HeaderValue, StatusCode};
|
||||
use tracing::{error, info, warn};
|
||||
use metrics::increment_counter;
|
||||
use tracing::{debug, error, info, warn};
|
||||
|
||||
use crate::util::{header_or_unknown, json_err};
|
||||
|
||||
|
|
@ -107,13 +108,13 @@ pub async fn do_request_ratelimited<B>(
|
|||
let mut response = if remaining > 0 {
|
||||
next.run(request).await
|
||||
} else {
|
||||
println!("{}", reset_after);
|
||||
let retry_after = (retry_after * 1_000_f64).ceil() as u64;
|
||||
debug!("ratelimited request from {rl_key}, retry_after={retry_after}");
|
||||
increment_counter!("pk_http_requests_ratelimited");
|
||||
json_err(
|
||||
StatusCode::TOO_MANY_REQUESTS,
|
||||
format!(
|
||||
// todo: the retry_after is horribly wrong
|
||||
r#"{{"message":"429: too many requests","retry_after":{},"code":0}}"#,
|
||||
(retry_after * 1_000_f64).ceil() as u64
|
||||
r#"{{"message":"429: too many requests","retry_after":{retry_after},"code":0}}"#,
|
||||
),
|
||||
)
|
||||
};
|
||||
|
|
|
|||
Loading…
Reference in New Issue