Remove jaeger everywhere (#5875)

Jaeger tracing went mostly unused and it created bigger problems like
wasting CPU or memory leaks, so remove it entirely.

Fixes: #4995

---------

Signed-off-by: Alexandru Gheorghe <alexandru.gheorghe@parity.io>

Cargo.toml

@@ -177,7 +177,6 @@ members = [
 	"polkadot/node/core/runtime-api",
 	"polkadot/node/gum",
 	"polkadot/node/gum/proc-macro",
-	"polkadot/node/jaeger",
 	"polkadot/node/malus",
 	"polkadot/node/metrics",
 	"polkadot/node/network/approval-distribution",
@@ -845,7 +844,6 @@ merkleized-metadata = { version = "0.1.0" }
 merlin = { version = "3.0", default-features = false }
 messages-relay = { path = "bridges/relays/messages" }
 metered = { version = "0.6.1", default-features = false, package = "prioritized-metered-channel" }
-mick-jaeger = { version = "0.1.8" }
 milagro-bls = { version = "1.5.4", default-features = false, package = "snowbridge-milagro-bls" }
 minimal-template-node = { path = "templates/minimal/node" }
 minimal-template-runtime = { path = "templates/minimal/runtime" }
@@ -1049,7 +1047,6 @@ polkadot-node-core-pvf-common = { path = "polkadot/node/core/pvf/common", defaul
 polkadot-node-core-pvf-execute-worker = { path = "polkadot/node/core/pvf/execute-worker", default-features = false }
 polkadot-node-core-pvf-prepare-worker = { path = "polkadot/node/core/pvf/prepare-worker", default-features = false }
 polkadot-node-core-runtime-api = { path = "polkadot/node/core/runtime-api", default-features = false }
-polkadot-node-jaeger = { path = "polkadot/node/jaeger", default-features = false }
 polkadot-node-metrics = { path = "polkadot/node/metrics", default-features = false }
 polkadot-node-network-protocol = { path = "polkadot/node/network/protocol", default-features = false }
 polkadot-node-primitives = { path = "polkadot/node/primitives", default-features = false }

cumulus/client/relay-chain-inprocess-interface/src/lib.rs

@@ -363,7 +363,6 @@ fn build_polkadot_full_node(
 			// Disable BEEFY. It should not be required by the internal relay chain node.
 			enable_beefy: false,
 			force_authoring_backoff: false,
-			jaeger_agent: None,
 			telemetry_worker_handle,
 
 			// Cumulus doesn't spawn PVF workers, so we can disable version checks.

polkadot/cli/src/cli.rs

@@ -93,12 +93,6 @@ pub struct RunCmd {
 	#[arg(long)]
 	pub force_authoring_backoff: bool,
 
-	/// Add the destination address to the 'Jaeger' agent.
-	///
-	/// Must be valid socket address, of format `IP:Port` (commonly `127.0.0.1:6831`).
-	#[arg(long)]
-	pub jaeger_agent: Option<String>,
-
 	/// Add the destination address to the `pyroscope` agent.
 	///
 	/// Must be valid socket address, of format `IP:Port` (commonly `127.0.0.1:4040`).

polkadot/cli/src/command.rs

@@ -23,14 +23,15 @@ use polkadot_service::{
 	benchmarking::{benchmark_inherent_data, RemarkBuilder, TransferKeepAliveBuilder},
 	HeaderBackend, IdentifyVariant,
 };
+#[cfg(feature = "pyroscope")]
+use pyroscope_pprofrs::{pprof_backend, PprofConfig};
 use sc_cli::SubstrateCli;
 use sp_core::crypto::Ss58AddressFormatRegistry;
 use sp_keyring::Sr25519Keyring;
-use std::net::ToSocketAddrs;
 
 pub use crate::error::Error;
 #[cfg(feature = "pyroscope")]
-use pyroscope_pprofrs::{pprof_backend, PprofConfig};
+use std::net::ToSocketAddrs;
 
 type Result<T> = std::result::Result<T, Error>;
 
@@ -195,18 +196,6 @@ where
 		info!("----------------------------");
 	}
 
-	let jaeger_agent = if let Some(ref jaeger_agent) = cli.run.jaeger_agent {
-		Some(
-			jaeger_agent
-				.to_socket_addrs()
-				.map_err(Error::AddressResolutionFailure)?
-				.next()
-				.ok_or_else(|| Error::AddressResolutionMissing)?,
-		)
-	} else {
-		None
-	};
-
 	let node_version =
 		if cli.run.disable_worker_version_check { None } else { Some(NODE_VERSION.to_string()) };
 
@@ -227,7 +216,6 @@ where
 				is_parachain_node: polkadot_service::IsParachainNode::No,
 				enable_beefy,
 				force_authoring_backoff: cli.run.force_authoring_backoff,
-				jaeger_agent,
 				telemetry_worker_handle: None,
 				node_version,
 				secure_validator_mode,
@@ -306,7 +294,7 @@ pub fn run() -> Result<()> {
 
 			runner.async_run(|mut config| {
 				let (client, _, import_queue, task_manager) =
-					polkadot_service::new_chain_ops(&mut config, None)?;
+					polkadot_service::new_chain_ops(&mut config)?;
 				Ok((cmd.run(client, import_queue).map_err(Error::SubstrateCli), task_manager))
 			})
 		},
@@ -318,8 +306,7 @@ pub fn run() -> Result<()> {
 
 			Ok(runner.async_run(|mut config| {
 				let (client, _, _, task_manager) =
-					polkadot_service::new_chain_ops(&mut config, None)
-						.map_err(Error::PolkadotService)?;
+					polkadot_service::new_chain_ops(&mut config).map_err(Error::PolkadotService)?;
 				Ok((cmd.run(client, config.database).map_err(Error::SubstrateCli), task_manager))
 			})?)
 		},
@@ -330,8 +317,7 @@ pub fn run() -> Result<()> {
 			set_default_ss58_version(chain_spec);
 
 			Ok(runner.async_run(|mut config| {
-				let (client, _, _, task_manager) =
-					polkadot_service::new_chain_ops(&mut config, None)?;
+				let (client, _, _, task_manager) = polkadot_service::new_chain_ops(&mut config)?;
 				Ok((cmd.run(client, config.chain_spec).map_err(Error::SubstrateCli), task_manager))
 			})?)
 		},
@@ -343,7 +329,7 @@ pub fn run() -> Result<()> {
 
 			Ok(runner.async_run(|mut config| {
 				let (client, _, import_queue, task_manager) =
-					polkadot_service::new_chain_ops(&mut config, None)?;
+					polkadot_service::new_chain_ops(&mut config)?;
 				Ok((cmd.run(client, import_queue).map_err(Error::SubstrateCli), task_manager))
 			})?)
 		},
@@ -359,7 +345,7 @@ pub fn run() -> Result<()> {
 
 			Ok(runner.async_run(|mut config| {
 				let (client, backend, _, task_manager) =
-					polkadot_service::new_chain_ops(&mut config, None)?;
+					polkadot_service::new_chain_ops(&mut config)?;
 				let task_handle = task_manager.spawn_handle();
 				let aux_revert = Box::new(|client, backend, blocks| {
 					polkadot_service::revert_backend(client, backend, blocks, config, task_handle)
@@ -392,22 +378,21 @@ pub fn run() -> Result<()> {
 					.into()),
 				#[cfg(feature = "runtime-benchmarks")]
 				BenchmarkCmd::Storage(cmd) => runner.sync_run(|mut config| {
-					let (client, backend, _, _) =
-						polkadot_service::new_chain_ops(&mut config, None)?;
+					let (client, backend, _, _) = polkadot_service::new_chain_ops(&mut config)?;
 					let db = backend.expose_db();
 					let storage = backend.expose_storage();
 
 					cmd.run(config, client.clone(), db, storage).map_err(Error::SubstrateCli)
 				}),
 				BenchmarkCmd::Block(cmd) => runner.sync_run(|mut config| {
-					let (client, _, _, _) = polkadot_service::new_chain_ops(&mut config, None)?;
+					let (client, _, _, _) = polkadot_service::new_chain_ops(&mut config)?;
 
 					cmd.run(client.clone()).map_err(Error::SubstrateCli)
 				}),
 				// These commands are very similar and can be handled in nearly the same way.
 				BenchmarkCmd::Extrinsic(_) | BenchmarkCmd::Overhead(_) =>
 					runner.sync_run(|mut config| {
-						let (client, _, _, _) = polkadot_service::new_chain_ops(&mut config, None)?;
+						let (client, _, _, _) = polkadot_service::new_chain_ops(&mut config)?;
 						let header = client.header(client.info().genesis_hash).unwrap().unwrap();
 						let inherent_data = benchmark_inherent_data(header)
 							.map_err(|e| format!("generating inherent data: {:?}", e))?;

polkadot/node/collation-generation/src/tests.rs

@@ -1090,7 +1090,6 @@ mod helpers {
 					unpin_handle: polkadot_node_subsystem_test_helpers::mock::dummy_unpin_handle(
 						activated_hash,
 					),
-					span: Arc::new(overseer::jaeger::Span::Disabled),
 				}),
 				..Default::default()
 			})))

polkadot/node/core/approval-voting-parallel/Cargo.toml

@@ -24,7 +24,6 @@ polkadot-node-subsystem-util = { workspace = true, default-features = true }
 polkadot-overseer = { workspace = true, default-features = true }
 polkadot-primitives = { workspace = true, default-features = true }
 polkadot-node-primitives = { workspace = true, default-features = true }
-polkadot-node-jaeger = { workspace = true, default-features = true }
 polkadot-node-network-protocol = { workspace = true, default-features = true }
 polkadot-node-metrics = { workspace = true, default-features = true }
 

polkadot/node/core/av-store/Cargo.toml

@@ -25,7 +25,6 @@ polkadot-overseer = { workspace = true, default-features = true }
 polkadot-primitives = { workspace = true, default-features = true }
 polkadot-node-primitives = { workspace = true, default-features = true }
 sp-consensus = { workspace = true }
-polkadot-node-jaeger = { workspace = true, default-features = true }
 
 [dev-dependencies]
 log = { workspace = true, default-features = true }

polkadot/node/core/av-store/src/lib.rs

@@ -39,7 +39,6 @@ use polkadot_node_subsystem_util::database::{DBTransaction, Database};
 use sp_consensus::SyncOracle;
 
 use bitvec::{order::Lsb0 as BitOrderLsb0, vec::BitVec};
-use polkadot_node_jaeger as jaeger;
 use polkadot_node_primitives::{AvailableData, ErasureChunk};
 use polkadot_node_subsystem::{
 	errors::{ChainApiError, RuntimeApiError},
@@ -1315,10 +1314,6 @@ fn store_available_data(
 		},
 	};
 
-	let erasure_span = jaeger::Span::new(candidate_hash, "erasure-coding")
-		.with_candidate(candidate_hash)
-		.with_pov(&available_data.pov);
-
 	// Important note: This check below is critical for consensus and the `backing` subsystem relies
 	// on it to ensure candidate validity.
 	let chunks = polkadot_erasure_coding::obtain_chunks_v1(n_validators, &available_data)?;
@@ -1328,8 +1323,6 @@ fn store_available_data(
 		return Err(Error::InvalidErasureRoot)
 	}
 
-	drop(erasure_span);
-
 	let erasure_chunks: Vec<_> = chunks
 		.iter()
 		.zip(branches.map(|(proof, _)| proof))