Periodically refresh a collector's list of assigned producers

Cargo.toml

@@ -173,7 +173,6 @@ backoff = { version = "0.4.0", features = [ "tokio" ] }
 base64 = "0.22.0"
 bb8 = "0.8.3"
 bcs = "0.1.6"
-bincode = "1.3.3"
 bootstore = { path = "bootstore" }
 bootstrap-agent-client = { path = "clients/bootstrap-agent-client" }
 buf-list = { version = "1.0.3", features = ["tokio1"] }
@@ -190,13 +189,11 @@ clap = { version = "4.5", features = ["cargo", "derive", "env", "wrap_help"] }
 colored = "2.1"
 cookie = "0.18"
 criterion = { version = "0.5.1", features = [ "async_tokio" ] }
-crossbeam = "0.8"
 crossterm = { version = "0.27.0", features = ["event-stream"] }
 crucible-agent-client = { git = "https://github.com/oxidecomputer/crucible", rev = "952c7d60d22be5198b892bec8d92f4291b9160c2" }
 crucible-pantry-client = { git = "https://github.com/oxidecomputer/crucible", rev = "952c7d60d22be5198b892bec8d92f4291b9160c2" }
 crucible-smf = { git = "https://github.com/oxidecomputer/crucible", rev = "952c7d60d22be5198b892bec8d92f4291b9160c2" }
 csv = "1.3.0"
-curve25519-dalek = "4"
 datatest-stable = "0.2.3"
 display-error-chain = "0.2.0"
 omicron-ddm-admin-client = { path = "clients/ddm-admin-client" }
@@ -252,7 +249,6 @@ ipcc = { path = "ipcc" }
 ipnet = "2.9"
 itertools = "0.12.1"
 internet-checksum = "0.2"
-ipcc-key-value = { path = "ipcc-key-value" }
 ipnetwork = { version = "0.20", features = ["schemars"] }
 ispf = { git = "https://github.com/oxidecomputer/ispf" }
 key-manager = { path = "key-manager" }
@@ -292,7 +288,6 @@ num = { version = "0.4.1", default-features = false, features = [ "libm" ] }
 omicron-common = { path = "common" }
 omicron-gateway = { path = "gateway" }
 omicron-nexus = { path = "nexus" }
-omicron-package = { path = "package" }
 omicron-rpaths = { path = "rpaths" }
 omicron-sled-agent = { path = "sled-agent" }
 omicron-test-utils = { path = "test-utils" }
@@ -305,7 +300,6 @@ openapiv3 = "2.0.0"
 # must match samael's crate!
 openssl = "0.10"
 openssl-sys = "0.9"
-openssl-probe = "0.1.5"
 opte-ioctl = { git = "https://github.com/oxidecomputer/opte", rev = "7ee353a470ea59529ee1b34729681da887aa88ce" }
 oso = "0.27"
 owo-colors = "4.0.0"
@@ -316,15 +310,12 @@ oximeter-collector = { path = "oximeter/collector" }
 oximeter-instruments = { path = "oximeter/instruments" }
 oximeter-macro-impl = { path = "oximeter/oximeter-macro-impl" }
 oximeter-producer = { path = "oximeter/producer" }
-p256 = "0.13"
 parse-display = "0.9.0"
 partial-io = { version = "0.5.4", features = ["proptest1", "tokio1"] }
 parse-size = "1.0.0"
 paste = "1.0.14"
-percent-encoding = "2.3.1"
 pem = "3.0"
 petgraph = "0.6.4"
-postgres-protocol = "0.6.6"
 predicates = "3.1.0"
 pretty_assertions = "1.4.0"
 pretty-hex = "0.4.1"
@@ -359,7 +350,6 @@ schemars = "0.8.16"
 secrecy = "0.8.0"
 semver = { version = "1.0.22", features = ["std", "serde"] }
 serde = { version = "1.0", default-features = false, features = [ "derive", "rc" ] }
-serde_derive = "1.0"
 serde_human_bytes = { git = "http://github.com/oxidecomputer/serde_human_bytes", branch = "main" }
 serde_json = "1.0.114"
 serde_path_to_error = "0.1.16"
@@ -385,11 +375,8 @@ slog-envlogger = "2.2"
 slog-error-chain = { git = "https://github.com/oxidecomputer/slog-error-chain", branch = "main", features = ["derive"] }
 slog-term = "2.9"
 smf = "0.2"
-snafu = "0.7"
 socket2 = { version = "0.5", features = ["all"] }
 sp-sim = { path = "sp-sim" }
-sprockets-common = { git = "http://github.com/oxidecomputer/sprockets", rev = "77df31efa5619d0767ffc837ef7468101608aee9" }
-sprockets-host = { git = "http://github.com/oxidecomputer/sprockets", rev = "77df31efa5619d0767ffc837ef7468101608aee9" }
 sprockets-rot = { git = "http://github.com/oxidecomputer/sprockets", rev = "77df31efa5619d0767ffc837ef7468101608aee9" }
 sqlparser = { version = "0.43.1", features = [ "visitor" ] }
 static_assertions = "1.1.0"
@@ -471,23 +458,6 @@ debug = "line-tables-only"
 # times, because it allows target and host dependencies to be unified.
 debug = "line-tables-only"
 
-# `bindgen` is used by `samael`'s build script; building it with optimizations
-# makes that build script run ~5x faster, more than offsetting the additional
-# build time added to `bindgen` itself.
-[profile.dev.package.bindgen]
-opt-level = 3
-
-# `lalrpop` is used by `polar-core`'s build script; building it with
-# optimizations makes that build script run ~20x faster, more than offsetting
-# the additional build time added to `lalrpop` itself.
-[profile.dev.package.lalrpop]
-opt-level = 3
-
-# `polar-core` is exercised heavily during the test suite and it's worthwhile to
-# have it built with optimizations.
-[profile.dev.package.polar-core]
-opt-level = 3
-
 # Password hashing is expensive by construction.  Build the hashing libraries
 # with optimizations to significantly speed up tests.
 [profile.dev.package.argon2]
@@ -514,46 +484,12 @@ opt-level = 3
 opt-level = 3
 [profile.dev.package.chacha20poly1305]
 opt-level = 3
-[profile.dev.package.chacha20]
-opt-level = 3
 [profile.dev.package.vsss-rs]
 opt-level = 3
-[profile.dev.package.curve25519-dalek]
-opt-level = 3
-[profile.dev.package.aead]
-opt-level = 3
-[profile.dev.package.aes]
-opt-level = 3
-[profile.dev.package.aes-gcm]
-opt-level = 3
-[profile.dev.package.bcrypt-pbkdf]
-opt-level = 3
-[profile.dev.package.blake2]
-opt-level = 3
-[profile.dev.package.blake2b_simd]
-opt-level = 3
-[profile.dev.package.block-buffer]
-opt-level = 3
-[profile.dev.package.block-padding]
-opt-level = 3
-[profile.dev.package.blowfish]
-opt-level = 3
-[profile.dev.package.constant_time_eq]
-opt-level = 3
-[profile.dev.package.crypto-bigint]
-opt-level = 3
 [profile.dev.package.crypto-common]
 opt-level = 3
-[profile.dev.package.ctr]
-opt-level = 3
-[profile.dev.package.cbc]
-opt-level = 3
 [profile.dev.package.digest]
 opt-level = 3
-[profile.dev.package.ed25519]
-opt-level = 3
-[profile.dev.package.ed25519-dalek]
-opt-level = 3
 [profile.dev.package.elliptic-curve]
 opt-level = 3
 [profile.dev.package.generic-array]
@@ -562,48 +498,20 @@ opt-level = 3
 opt-level = 3
 [profile.dev.package.hmac]
 opt-level = 3
-[profile.dev.package.lpc55_sign]
-opt-level = 3
-[profile.dev.package.md5]
-opt-level = 3
-[profile.dev.package.md-5]
-opt-level = 3
 [profile.dev.package.num-bigint]
 opt-level = 3
-[profile.dev.package.num-bigint-dig]
-opt-level = 3
 [profile.dev.package.rand]
 opt-level = 3
 [profile.dev.package.rand_chacha]
 opt-level = 3
-[profile.dev.package.rand_core]
-opt-level = 3
-[profile.dev.package.rand_hc]
-opt-level = 3
-[profile.dev.package.rand_xorshift]
-opt-level = 3
-[profile.dev.package.rsa]
-opt-level = 3
-[profile.dev.package.salty]
-opt-level = 3
-[profile.dev.package.signature]
-opt-level = 3
 [profile.dev.package.subtle]
 opt-level = 3
-[profile.dev.package.tiny-keccak]
-opt-level = 3
 [profile.dev.package.uuid]
 opt-level = 3
 [profile.dev.package.cipher]
 opt-level = 3
-[profile.dev.package.cpufeatures]
-opt-level = 3
-[profile.dev.package.poly1305]
-opt-level = 3
 [profile.dev.package.inout]
 opt-level = 3
-[profile.dev.package.keccak]
-opt-level = 3
 
 
 #

clients/nexus-client/src/lib.rs

@@ -382,3 +382,30 @@ impl From<omicron_common::api::internal::shared::ExternalPortDiscovery>
         }
     }
 }
+
+impl From<types::ProducerKind>
+    for omicron_common::api::internal::nexus::ProducerKind
+{
+    fn from(kind: types::ProducerKind) -> Self {
+        use omicron_common::api::internal::nexus::ProducerKind;
+        match kind {
+            types::ProducerKind::SledAgent => ProducerKind::SledAgent,
+            types::ProducerKind::Instance => ProducerKind::Instance,
+            types::ProducerKind::Service => ProducerKind::Service,
+        }
+    }
+}
+
+impl From<types::ProducerEndpoint>
+    for omicron_common::api::internal::nexus::ProducerEndpoint
+{
+    fn from(ep: types::ProducerEndpoint) -> Self {
+        Self {
+            id: ep.id,
+            kind: ep.kind.into(),
+            address: ep.address.parse().unwrap(),
+            base_route: ep.base_route,
+            interval: ep.interval.into(),
+        }
+    }
+}

dev-tools/omdb/src/bin/omdb/oximeter.rs

@@ -67,6 +67,11 @@ impl OximeterArgs {
             .with(tabled::settings::Padding::new(0, 1, 0, 0))
             .to_string();
         println!("Collector ID: {}\n", info.id);
+        let last_refresh = info
+            .last_refresh
+            .map(|r| r.to_string())
+            .unwrap_or(String::from("Never"));
+        println!("Last refresh: {}\n", last_refresh);
         println!("{table}");
         Ok(())
     }

nexus/db-model/src/producer_endpoint.rs

@@ -2,6 +2,9 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this
 // file, You can obtain one at https://mozilla.org/MPL/2.0/.
 
+use std::net::SocketAddr;
+use std::time::Duration;
+
 use super::SqlU16;
 use crate::impl_enum_type;
 use crate::schema::metric_producer;
@@ -44,7 +47,19 @@ impl From<ProducerKind> for internal::nexus::ProducerKind {
     }
 }
 
-/// Information announced by a metric server, used so that clients can contact it and collect
+impl From<ProducerEndpoint> for internal::nexus::ProducerEndpoint {
+    fn from(ep: ProducerEndpoint) -> Self {
+        internal::nexus::ProducerEndpoint {
+            id: ep.id(),
+            kind: ep.kind.into(),
+            address: SocketAddr::new(ep.ip.ip(), *ep.port),
+            base_route: ep.base_route.clone(),
+            interval: Duration::from_secs_f64(ep.interval),
+        }
+    }
+}
+
+/// Informa fromtion announced by a metric server, used so that clients can contact it and collect
 /// available metric data from it.
 #[derive(Queryable, Insertable, Debug, Clone, Selectable, Asset)]
 #[diesel(table_name = metric_producer)]

nexus/src/app/oximeter.rs

@@ -12,10 +12,10 @@ use internal_dns::ServiceName;
 use nexus_db_queries::db;
 use nexus_db_queries::db::identity::Asset;
 use omicron_common::address::CLICKHOUSE_PORT;
-use omicron_common::api::external::DataPageParams;
 use omicron_common::api::external::Error;
 use omicron_common::api::external::PaginationOrder;
-use omicron_common::api::internal::nexus;
+use omicron_common::api::external::{DataPageParams, ListResultVec};
+use omicron_common::api::internal::nexus::{self, ProducerEndpoint};
 use omicron_common::backoff;
 use oximeter_client::Client as OximeterClient;
 use oximeter_db::query::Timestamp;
@@ -146,6 +146,18 @@ impl super::Nexus {
         }
     }
 
+    /// List the producers assigned to an oximeter collector.
+    pub(crate) async fn list_assigned_producers(
+        &self,
+        collector_id: Uuid,
+        pagparams: &DataPageParams<'_, Uuid>,
+    ) -> ListResultVec<ProducerEndpoint> {
+        self.db_datastore
+            .producers_list_by_oximeter_id(collector_id, pagparams)
+            .await
+            .map(|list| list.into_iter().map(ProducerEndpoint::from).collect())
+    }
+
     /// Register as a metric producer with the oximeter metric collection server.
     pub(crate) async fn register_as_producer(&self, address: SocketAddr) {
         let producer_endpoint = nexus::ProducerEndpoint {

nexus/src/internal_api/http_entrypoints.rs

@@ -83,6 +83,7 @@ pub(crate) fn internal_api() -> NexusApiDescription {
         api.register(cpapi_volume_remove_read_only_parent)?;
         api.register(cpapi_disk_remove_read_only_parent)?;
         api.register(cpapi_producers_post)?;
+        api.register(cpapi_assigned_producers_list)?;
         api.register(cpapi_collectors_post)?;
         api.register(cpapi_metrics_collect)?;
         api.register(cpapi_artifact_download)?;
@@ -466,6 +467,49 @@ async fn cpapi_producers_post(
         .await
 }
 
+#[derive(
+    Clone,
+    Copy,
+    Debug,
+    serde::Deserialize,
+    schemars::JsonSchema,
+    serde::Serialize,
+)]
+pub struct CollectorIdPathParams {
+    /// The ID of the oximeter collector.
+    pub collector_id: Uuid,
+}
+
+/// List all metric producers assigned to an oximeter collector.
+#[endpoint {
+     method = GET,
+     path = "/metrics/collectors/{collector_id}/producers",
+ }]
+async fn cpapi_assigned_producers_list(
+    request_context: RequestContext<Arc<ServerContext>>,
+    path_params: Path<CollectorIdPathParams>,
+    query_params: Query<PaginatedById>,
+) -> Result<HttpResponseOk<ResultsPage<ProducerEndpoint>>, HttpError> {
+    let context = request_context.context();
+    let handler = async {
+        let nexus = &context.nexus;
+        let collector_id = path_params.into_inner().collector_id;
+        let query = query_params.into_inner();
+        let pagparams = data_page_params_for(&request_context, &query)?;
+        let producers =
+            nexus.list_assigned_producers(collector_id, &pagparams).await?;
+        Ok(HttpResponseOk(ScanById::results_page(
+            &query,
+            producers,
+            &|_, producer: &ProducerEndpoint| producer.id,
+        )?))
+    };
+    context
+        .internal_latencies
+        .instrument_dropshot_handler(&request_context, handler)
+        .await
+}
+
 /// Accept a notification of a new oximeter collection server.
 #[endpoint {
      method = POST,

nexus/test-utils/src/lib.rs

@@ -1411,6 +1411,7 @@ pub async fn start_oximeter(
     let config = oximeter_collector::Config {
         nexus_address: Some(nexus_address),
         db,
+        refresh_interval: oximeter_collector::default_refresh_interval(),
         log: ConfigLogging::StderrTerminal { level: ConfigLoggingLevel::Error },
     };
     let args = oximeter_collector::OximeterArguments {