Remove StateStore trait from state-res collect events needed
This commit is contained in:
Devin Ragotzy
Timo Kösters
parent
7c4d74bf9b
commit
8a035880f0
5 changed files with 170 additions and 117 deletions
70
Cargo.lock
generated
70
Cargo.lock
generated
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@ -216,9 +216,9 @@ dependencies = [
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[[package]]
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name = "const_fn"
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version = "0.4.4"
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version = "0.4.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "cd51eab21ab4fd6a3bf889e2d0958c0a6e3a61ad04260325e919e652a2a62826"
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checksum = "28b9d6de7f49e22cf97ad17fc4036ece69300032f45f78f30b4a4482cdc3f4a6"
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[[package]]
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name = "constant_time_eq"
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@ -543,7 +543,7 @@ dependencies = [
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"futures-sink",
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"futures-task",
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"memchr",
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"pin-project 1.0.2",
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"pin-project 1.0.3",
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"pin-utils",
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"proc-macro-hack",
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"proc-macro-nested",
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@ -567,18 +567,18 @@ checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
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dependencies = [
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"cfg-if 1.0.0",
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"libc",
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"wasi",
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"wasi 0.9.0+wasi-snapshot-preview1",
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]
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[[package]]
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name = "getrandom"
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version = "0.2.0"
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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 = "ee8025cf36f917e6a52cce185b7c7177689b838b7ec138364e50cc2277a56cf4"
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checksum = "4060f4657be78b8e766215b02b18a2e862d83745545de804638e2b545e81aee6"
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dependencies = [
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"cfg-if 0.1.10",
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"cfg-if 1.0.0",
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"libc",
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"wasi",
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"wasi 0.10.0+wasi-snapshot-preview1",
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]
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[[package]]
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@ -707,7 +707,7 @@ dependencies = [
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"httparse",
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"httpdate",
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"itoa",
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"pin-project 1.0.2",
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"pin-project 1.0.3",
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"socket2",
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"tokio",
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"tower-service",
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@ -1221,11 +1221,11 @@ dependencies = [
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[[package]]
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name = "pin-project"
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version = "1.0.2"
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version = "1.0.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9ccc2237c2c489783abd8c4c80e5450fc0e98644555b1364da68cc29aa151ca7"
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checksum = "5a83804639aad6ba65345661744708855f9fbcb71176ea8d28d05aeb11d975e7"
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dependencies = [
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"pin-project-internal 1.0.2",
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"pin-project-internal 1.0.3",
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]
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[[package]]
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@ -1241,9 +1241,9 @@ dependencies = [
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[[package]]
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name = "pin-project-internal"
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version = "1.0.2"
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version = "1.0.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f8e8d2bf0b23038a4424865103a4df472855692821aab4e4f5c3312d461d9e5f"
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checksum = "b7bcc46b8f73443d15bc1c5fecbb315718491fa9187fa483f0e359323cde8b3a"
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dependencies = [
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"proc-macro2",
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"quote",
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@ -1258,9 +1258,9 @@ checksum = "c917123afa01924fc84bb20c4c03f004d9c38e5127e3c039bbf7f4b9c76a2f6b"
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[[package]]
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name = "pin-project-lite"
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version = "0.2.0"
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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 = "6b063f57ec186e6140e2b8b6921e5f1bd89c7356dda5b33acc5401203ca6131c"
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checksum = "e36743d754ccdf9954c2e352ce2d4b106e024c814f6499c2dadff80da9a442d8"
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[[package]]
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name = "pin-utils"
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@ -1365,13 +1365,13 @@ dependencies = [
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[[package]]
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name = "rand"
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version = "0.8.0"
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version = "0.8.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a76330fb486679b4ace3670f117bbc9e16204005c4bde9c4bd372f45bed34f12"
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checksum = "c24fcd450d3fa2b592732565aa4f17a27a61c65ece4726353e000939b0edee34"
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dependencies = [
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"libc",
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"rand_chacha 0.3.0",
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"rand_core 0.6.0",
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"rand_core 0.6.1",
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"rand_hc 0.3.0",
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]
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@ -1392,7 +1392,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "e12735cf05c9e10bf21534da50a147b924d555dc7a547c42e6bb2d5b6017ae0d"
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dependencies = [
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"ppv-lite86",
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"rand_core 0.6.0",
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"rand_core 0.6.1",
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]
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[[package]]
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@ -1406,11 +1406,11 @@ dependencies = [
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[[package]]
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name = "rand_core"
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version = "0.6.0"
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version = "0.6.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a8b34ba8cfb21243bd8df91854c830ff0d785fff2e82ebd4434c2644cb9ada18"
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checksum = "c026d7df8b298d90ccbbc5190bd04d85e159eaf5576caeacf8741da93ccbd2e5"
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dependencies = [
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"getrandom 0.2.0",
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"getrandom 0.2.1",
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]
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[[package]]
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@ -1428,7 +1428,7 @@ version = "0.3.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3190ef7066a446f2e7f42e239d161e905420ccab01eb967c9eb27d21b2322a73"
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dependencies = [
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"rand_core 0.6.0",
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"rand_core 0.6.1",
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]
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[[package]]
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@ -1518,7 +1518,7 @@ dependencies = [
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"mime_guess",
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"native-tls",
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"percent-encoding",
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"pin-project-lite 0.2.0",
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"pin-project-lite 0.2.1",
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"serde",
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"serde_urlencoded",
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"tokio",
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@ -1758,7 +1758,7 @@ version = "0.17.4"
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source = "git+https://github.com/ruma/ruma?rev=210b6dd823ba89c5a44c3c9d913d377c4b54c896#210b6dd823ba89c5a44c3c9d913d377c4b54c896"
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dependencies = [
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"paste",
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"rand 0.8.0",
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"rand 0.8.1",
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"ruma-identifiers-macros",
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"ruma-identifiers-validation",
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"ruma-serde",
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@ -1977,9 +1977,9 @@ dependencies = [
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[[package]]
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name = "serde_yaml"
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version = "0.8.14"
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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 = "f7baae0a99f1a324984bcdc5f0718384c1f69775f1c7eec8b859b71b443e3fd7"
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checksum = "971be8f6e4d4a47163b405a3df70d14359186f9ab0f3a3ec37df144ca1ce089f"
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dependencies = [
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"dtoa",
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"linked-hash-map",
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@ -2065,7 +2065,7 @@ checksum = "3015a7d0a5fd5105c91c3710d42f9ccf0abfb287d62206484dcc67f9569a6483"
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[[package]]
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name = "state-res"
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version = "0.1.0"
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source = "git+https://github.com/ruma/state-res?branch=event-trait#e5d32e44adb66c5932a81d2c8a8d840abd17c870"
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source = "git+https://github.com/ruma/state-res?branch=no-db#d31c88408e7f69f5b0f18141efeaefff6b83637f"
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dependencies = [
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"itertools",
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"maplit",
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@ -2127,9 +2127,9 @@ checksum = "213701ba3370744dcd1a12960caa4843b3d68b4d1c0a5d575e0d65b2ee9d16c0"
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[[package]]
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name = "syn"
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version = "1.0.57"
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version = "1.0.58"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "4211ce9909eb971f111059df92c45640aad50a619cf55cd76476be803c4c68e6"
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checksum = "cc60a3d73ea6594cd712d830cc1f0390fd71542d8c8cd24e70cc54cdfd5e05d5"
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dependencies = [
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"proc-macro2",
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"quote",
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@ -2325,7 +2325,7 @@ checksum = "9f47026cdc4080c07e49b37087de021820269d996f581aac150ef9e5583eefe3"
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dependencies = [
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"cfg-if 1.0.0",
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"log",
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"pin-project-lite 0.2.0",
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"pin-project-lite 0.2.1",
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"tracing-attributes",
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"tracing-core",
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]
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@ -2509,6 +2509,12 @@ version = "0.9.0+wasi-snapshot-preview1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
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[[package]]
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name = "wasi"
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version = "0.10.0+wasi-snapshot-preview1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1a143597ca7c7793eff794def352d41792a93c481eb1042423ff7ff72ba2c31f"
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[[package]]
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name = "wasm-bindgen"
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version = "0.2.69"
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@ -25,7 +25,7 @@ ruma = { git = "https://github.com/ruma/ruma", features = ["rand", "client-api",
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# Used when doing state resolution
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# state-res = { git = "https://github.com/timokoesters/state-res", branch = "timo-spec-comp", features = ["unstable-pre-spec"] }
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# TODO: remove the gen-eventid feature
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state-res = { git = "https://github.com/ruma/state-res", branch = "event-trait", features = ["unstable-pre-spec", "gen-eventid"] }
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state-res = { git = "https://github.com/ruma/state-res", branch = "no-db", features = ["unstable-pre-spec", "gen-eventid"] }
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# state-res = { path = "../../state-res", features = ["unstable-pre-spec", "gen-eventid"] }
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# Used for long polling and federation sender, should be the same as rocket::tokio
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@ -618,7 +618,6 @@ async fn join_room_by_id_helper(
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&room_id,
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&control_events,
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&mut event_map,
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&db.rooms,
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&event_ids,
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);
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@ -629,7 +628,6 @@ async fn join_room_by_id_helper(
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&sorted_control_events,
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&BTreeMap::new(), // We have no "clean/resolved" events to add (these extend the `resolved_control_events`)
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&mut event_map,
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&db.rooms,
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)
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.expect("iterative auth check failed on resolved events");
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@ -654,7 +652,6 @@ async fn join_room_by_id_helper(
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&events_to_sort,
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power_level,
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&mut event_map,
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&db.rooms,
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);
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let resolved_events = state_res::StateResolution::iterative_auth_check(
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@ -663,7 +660,6 @@ async fn join_room_by_id_helper(
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&sorted_event_ids,
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&resolved_control_events,
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&mut event_map,
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&db.rooms,
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)
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.expect("iterative auth check failed on resolved events");
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@ -67,40 +67,6 @@ pub struct Rooms {
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pub(super) stateid_pduid: sled::Tree, // StateId = StateHash + Short, PduId = Count (without roomid)
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}
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impl StateStore<PduEvent> for Rooms {
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fn get_event(&self, room_id: &RoomId, event_id: &EventId) -> state_res::Result<Arc<PduEvent>> {
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let pid = self
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.get_pdu_id(event_id)
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.map_err(StateError::custom)?
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.ok_or_else(|| {
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StateError::NotFound(format!(
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"PDU via room_id and event_id not found in the db: {}",
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event_id.as_str()
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))
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})?;
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serde_json::from_slice(
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&self
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.pduid_pdu
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.get(pid)
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.map_err(StateError::custom)?
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.ok_or_else(|| StateError::NotFound("PDU via pduid not found in db.".into()))?,
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)
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.map_err(Into::into)
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.and_then(|pdu: PduEvent| {
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// conduit's PDU's always contain a room_id but some
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// of ruma's do not so this must be an Option
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if pdu.room_id() == room_id {
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Ok(Arc::new(pdu))
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} else {
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Err(StateError::NotFound(
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"Found PDU for incorrect room in db.".into(),
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))
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}
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})
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}
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}
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impl Rooms {
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/// Builds a StateMap by iterating over all keys that start
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/// with state_hash, this gives the full state for the given state_hash.
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@ -222,6 +188,72 @@ impl Rooms {
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Ok(events)
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}
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/// Returns a Vec of the related auth events to the given `event`.
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///
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/// A recursive list of all the auth_events going back to `RoomCreate` for each event in `event_ids`.
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pub fn auth_events_full(
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&self,
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room_id: &RoomId,
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event_ids: &[EventId],
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) -> Result<Vec<PduEvent>> {
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let mut result = BTreeMap::new();
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let mut stack = event_ids.to_vec();
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// DFS for auth event chain
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while !stack.is_empty() {
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let ev_id = stack.pop().unwrap();
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if result.contains_key(&ev_id) {
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continue;
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}
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if let Some(ev) = self.get_pdu(&ev_id)? {
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stack.extend(ev.auth_events());
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result.insert(ev.event_id().clone(), ev);
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}
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}
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Ok(result.into_iter().map(|(_, v)| v).collect())
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}
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/// Returns a Vec<EventId> representing the difference in auth chains of the given `events`.
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///
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/// Each inner `Vec` of `event_ids` represents a state set (state at each forward extremity).
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pub fn auth_chain_diff(
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&self,
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room_id: &RoomId,
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event_ids: Vec<Vec<EventId>>,
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) -> Result<Vec<EventId>> {
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use std::collections::BTreeSet;
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let mut chains = vec![];
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for ids in event_ids {
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// TODO state store `auth_event_ids` returns self in the event ids list
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// when an event returns `auth_event_ids` self is not contained
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let chain = self
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.auth_events_full(room_id, &ids)?
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.into_iter()
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.map(|pdu| pdu.event_id)
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.collect::<BTreeSet<_>>();
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chains.push(chain);
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}
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if let Some(chain) = chains.first() {
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let rest = chains.iter().skip(1).flatten().cloned().collect();
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let common = chain.intersection(&rest).collect::<Vec<_>>();
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Ok(chains
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.iter()
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.flatten()
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.filter(|id| !common.contains(&id))
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.cloned()
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.collect::<BTreeSet<_>>()
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.into_iter()
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.collect())
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} else {
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Ok(vec![])
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}
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}
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/// Generate a new StateHash.
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///
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/// A unique hash made from hashing all PDU ids of the state joined with 0xff.
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@ -603,7 +603,7 @@ pub async fn send_transaction_message_route<'a>(
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};
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// 4. Passes authorization rules based on the event's auth events, otherwise it is rejected.
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// TODO: To me this sounds more like the auth_events should be get the pdu.auth_events not
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// TODO: To me this sounds more like the auth_events should be "get the pdu.auth_events" not
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// the auth events that would be correct for this pdu. Put another way we should use the auth events
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// the pdu claims are its auth events
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let auth_events = db.rooms.get_auth_events(
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@ -637,50 +637,56 @@ pub async fn send_transaction_message_route<'a>(
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);
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continue;
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}
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// End of step 4.
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let (state_at_event, incoming_auth_events): (StateMap<Arc<PduEvent>>, _) = match db
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.sending
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.send_federation_request(
|
||||
&db.globals,
|
||||
server_name.clone(),
|
||||
get_room_state_ids::v1::Request {
|
||||
room_id: pdu.room_id(),
|
||||
event_id: pdu.event_id(),
|
||||
},
|
||||
)
|
||||
.await
|
||||
{
|
||||
Ok(res) => {
|
||||
let state =
|
||||
fetch_events(&db, server_name.clone(), &pub_key_map, &res.pdu_ids).await?;
|
||||
// Sanity check: there are no conflicting events in the state we received
|
||||
let mut seen = BTreeSet::new();
|
||||
for ev in &state {
|
||||
// If the key is already present
|
||||
if !seen.insert((&ev.kind, &ev.state_key)) {
|
||||
todo!("Server sent us an invalid state")
|
||||
}
|
||||
}
|
||||
|
||||
let state = state
|
||||
.into_iter()
|
||||
.map(|pdu| ((pdu.kind.clone(), pdu.state_key.clone()), Arc::new(pdu)))
|
||||
.collect();
|
||||
|
||||
(
|
||||
state,
|
||||
fetch_events(&db, server_name.clone(), &pub_key_map, &res.auth_chain_ids)
|
||||
.await?,
|
||||
// Step 5. event passes auth based on state at the event
|
||||
let (state_at_event, incoming_auth_events): (StateMap<Arc<PduEvent>>, Vec<Arc<PduEvent>>) =
|
||||
match db
|
||||
.sending
|
||||
.send_federation_request(
|
||||
&db.globals,
|
||||
server_name.clone(),
|
||||
get_room_state_ids::v1::Request {
|
||||
room_id: pdu.room_id(),
|
||||
event_id: pdu.event_id(),
|
||||
},
|
||||
)
|
||||
}
|
||||
Err(_) => {
|
||||
resolved_map.insert(
|
||||
event.event_id().clone(),
|
||||
Err("Fetching state for event failed".into()),
|
||||
);
|
||||
continue;
|
||||
}
|
||||
};
|
||||
.await
|
||||
{
|
||||
Ok(res) => {
|
||||
let state =
|
||||
fetch_events(&db, server_name.clone(), &pub_key_map, &res.pdu_ids).await?;
|
||||
// Sanity check: there are no conflicting events in the state we received
|
||||
let mut seen = BTreeSet::new();
|
||||
for ev in &state {
|
||||
// If the key is already present
|
||||
if !seen.insert((&ev.kind, &ev.state_key)) {
|
||||
todo!("Server sent us an invalid state")
|
||||
}
|
||||
}
|
||||
|
||||
let state = state
|
||||
.into_iter()
|
||||
.map(|pdu| ((pdu.kind.clone(), pdu.state_key.clone()), Arc::new(pdu)))
|
||||
.collect();
|
||||
|
||||
(
|
||||
state,
|
||||
fetch_events(&db, server_name.clone(), &pub_key_map, &res.auth_chain_ids)
|
||||
.await?
|
||||
.into_iter()
|
||||
.map(Arc::new)
|
||||
.collect(),
|
||||
)
|
||||
}
|
||||
Err(_) => {
|
||||
resolved_map.insert(
|
||||
event.event_id().clone(),
|
||||
Err("Fetching state for event failed".into()),
|
||||
);
|
||||
continue;
|
||||
}
|
||||
};
|
||||
|
||||
if !state_res::event_auth::auth_check(
|
||||
&RoomVersionId::Version6,
|
||||
|
|
@ -698,6 +704,7 @@ pub async fn send_transaction_message_route<'a>(
|
|||
);
|
||||
continue;
|
||||
}
|
||||
// End of step 5.
|
||||
|
||||
// The event could still be soft failed
|
||||
append_state_soft(&db, &pdu)?;
|
||||
|
|
@ -724,18 +731,30 @@ pub async fn send_transaction_message_route<'a>(
|
|||
}
|
||||
}
|
||||
|
||||
// 6.
|
||||
// Step 6. event passes auth based on state of all forks and current room state
|
||||
let state_at_forks = if fork_states.is_empty() {
|
||||
// State is empty
|
||||
Default::default()
|
||||
} else if fork_states.len() == 1 {
|
||||
fork_states[0].clone()
|
||||
} else {
|
||||
let auth_events = fork_states
|
||||
.iter()
|
||||
.map(|map| {
|
||||
db.rooms.auth_events_full(
|
||||
pdu.room_id(),
|
||||
&map.values()
|
||||
.map(|pdu| pdu.event_id().clone())
|
||||
.collect::<Vec<_>>(),
|
||||
)
|
||||
})
|
||||
.collect();
|
||||
|
||||
// Add as much as we can to the `event_map` (less DB hits)
|
||||
event_map.extend(
|
||||
incoming_auth_events
|
||||
.into_iter()
|
||||
.map(|pdu| (pdu.event_id().clone(), Arc::new(pdu))),
|
||||
.map(|pdu| (pdu.event_id().clone(), pdu)),
|
||||
);
|
||||
event_map.extend(
|
||||
state_at_event
|
||||
|
|
@ -754,8 +773,8 @@ pub async fn send_transaction_message_route<'a>(
|
|||
.collect::<StateMap<_>>()
|
||||
})
|
||||
.collect::<Vec<_>>(),
|
||||
&auth_events,
|
||||
&mut event_map,
|
||||
&db.rooms,
|
||||
) {
|
||||
Ok(res) => res
|
||||
.into_iter()
|
||||
|
|
|
|||
Loading…
Reference in a new issue