introduce rate limiter for sentry

Cargo.lock

@@ -1095,6 +1095,19 @@ dependencies = [
  "syn 2.0.31",
 ]
 
+[[package]]
+name = "dashmap"
+version = "5.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "978747c1d849a7d2ee5e8adc0159961c48fb7e5db2f06af6723b80123bb53856"
+dependencies = [
+ "cfg-if",
+ "hashbrown 0.14.0",
+ "lock_api",
+ "once_cell",
+ "parking_lot_core",
+]
+
 [[package]]
 name = "debugid"
 version = "0.8.0"
@@ -1704,6 +1717,12 @@ version = "0.3.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "76d3d132be6c0e6aa1534069c705a74a5997a356c0dc2f86a47765e5617c5b65"
 
+[[package]]
+name = "futures-timer"
+version = "3.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e64b03909df88034c26dc1547e8970b91f98bdb65165d6a4e9110d94263dbb2c"
+
 [[package]]
 name = "futures-util"
 version = "0.3.28"
@@ -1939,8 +1958,10 @@ dependencies = [
  "filetime",
  "futures",
  "git2",
+ "governor",
  "itertools",
  "md5",
+ "nonzero_ext",
  "notify",
  "notify-debouncer-full",
  "num_cpus",
@@ -2058,6 +2079,24 @@ dependencies = [
  "system-deps 6.1.1",
 ]
 
+[[package]]
+name = "governor"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "821239e5672ff23e2a7060901fa622950bbd80b649cdaadd78d1c1767ed14eb4"
+dependencies = [
+ "cfg-if",
+ "dashmap",
+ "futures",
+ "futures-timer",
+ "no-std-compat",
+ "nonzero_ext",
+ "parking_lot",
+ "quanta",
+ "rand 0.8.5",
+ "smallvec",
+]
+
 [[package]]
 name = "group"
 version = "0.13.0"
@@ -2860,6 +2899,15 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c41e0c4fef86961ac6d6f8a82609f55f31b05e4fce149ac5710e439df7619ba4"
 
+[[package]]
+name = "mach2"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d0d1830bcd151a6fc4aea1369af235b36c1528fe976b8ff678683c9995eade8"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "malloc_buf"
 version = "0.0.6"
@@ -3052,6 +3100,12 @@ dependencies = [
  "memoffset 0.7.1",
 ]
 
+[[package]]
+name = "no-std-compat"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b93853da6d84c2e3c7d730d6473e8817692dd89be387eb01b94d7f108ecb5b8c"
+
 [[package]]
 name = "nodrop"
 version = "0.1.14"
@@ -3068,6 +3122,12 @@ dependencies = [
  "minimal-lexical",
 ]
 
+[[package]]
+name = "nonzero_ext"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38bf9645c8b145698bb0b18a4637dcacbc421ea49bef2317e4fd8065a387cf21"
+
 [[package]]
 name = "notify"
 version = "6.1.1"
@@ -3822,6 +3882,22 @@ dependencies = [
  "bytemuck",
 ]
 
+[[package]]
+name = "quanta"
+version = "0.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a17e662a7a8291a865152364c20c7abc5e60486ab2001e8ec10b24862de0b9ab"
+dependencies = [
+ "crossbeam-utils",
+ "libc",
+ "mach2",
+ "once_cell",
+ "raw-cpuid",
+ "wasi 0.11.0+wasi-snapshot-preview1",
+ "web-sys",
+ "winapi",
+]
+
 [[package]]
 name = "quick-xml"
 version = "0.29.0"
@@ -3943,6 +4019,15 @@ dependencies = [
  "rand_core 0.5.1",
 ]
 
+[[package]]
+name = "raw-cpuid"
+version = "10.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c297679cb867470fa8c9f67dbba74a78d78e3e98d7cf2b08d6d71540f797332"
+dependencies = [
+ "bitflags 1.3.2",
+]
+
 [[package]]
 name = "raw-window-handle"
 version = "0.5.2"

packages/tauri/Cargo.toml

@@ -32,11 +32,14 @@ diffy = "0.3.0"
 filetime = "0.2.22"
 futures = "0.3"
 git2 = { version = "0.18.1", features = ["vendored-openssl", "vendored-libgit2"] }
+governor = "0.6.0"
 itertools = "0.11"
 md5 = "0.7.0"
+nonzero_ext = "0.3.0"
 notify = { version = "6.0.1" }
 notify-debouncer-full = "0.3.1"
 num_cpus = "1.16.0"
+once_cell = "1.0"
 r2d2 = "0.8.10"
 r2d2_sqlite = "0.22.0"
 rand = "0.8.5"

packages/tauri/src/sentry.rs

@@ -1,5 +1,12 @@
 use std::sync::Arc;
 
+use governor::{
+    clock::QuantaClock,
+    state::{InMemoryState, NotKeyed},
+    Quota, RateLimiter,
+};
+use nonzero_ext::nonzero;
+use once_cell::sync::OnceCell;
 use sentry::ClientInitGuard;
 use sentry_tracing::SentryLayer;
 use tauri::PackageInfo;
@@ -8,6 +15,9 @@ use tracing_subscriber::registry::LookupSpan;
 
 use crate::users;
 
+static SENTRY_QUOTA: Quota = Quota::per_second(nonzero!(1_u32)); // 1 per second at most.
+static SENTRY_LIMIT: OnceCell<RateLimiter<NotKeyed, InMemoryState, QuantaClock>> = OnceCell::new();
+
 /// Should be called once on application startup, and the returned guard should be kept alive for
 /// the lifetime of the application.
 pub fn init(package_info: &PackageInfo) -> ClientInitGuard {
@@ -19,9 +29,8 @@ pub fn init(package_info: &PackageInfo) -> ClientInitGuard {
             _ => "unknown",
         }.into()),
         release: Some(package_info.version.to_string().into()),
-        before_send: Some(Arc::new(|event| {
-            Some(event)
-        })),
+        before_send: Some({
+            Arc::new(|event| SENTRY_LIMIT.get_or_init(|| RateLimiter::direct(SENTRY_QUOTA)).check().is_ok().then_some(event))}),
         attach_stacktrace: true,
         default_integrations: true,
         ..Default::default()