diff --git a/Cargo.lock b/Cargo.lock
index 9d2d6caa62296..83c98c65c6cb0 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5829,7 +5829,6 @@ dependencies = [
"atty",
"chrono",
"derive_more",
- "directories",
"env_logger 0.7.1",
"fdlimit",
"futures 0.3.4",
@@ -6607,6 +6606,7 @@ name = "sc-service"
version = "0.8.0-rc3"
dependencies = [
"derive_more",
+ "directories",
"exit-future",
"futures 0.1.29",
"futures 0.3.4",
@@ -6662,6 +6662,7 @@ dependencies = [
"substrate-prometheus-endpoint",
"substrate-test-runtime-client",
"sysinfo",
+ "tempfile",
"tracing",
"wasm-timer",
]
diff --git a/bin/node/cli/src/cli.rs b/bin/node/cli/src/cli.rs
index 0156faf47ee4a..29e916fe0180e 100644
--- a/bin/node/cli/src/cli.rs
+++ b/bin/node/cli/src/cli.rs
@@ -20,7 +20,7 @@ use sc_cli::RunCmd;
use structopt::StructOpt;
/// An overarching CLI command definition.
-#[derive(Clone, Debug, StructOpt)]
+#[derive(Debug, StructOpt)]
pub struct Cli {
/// Possible subcommand with parameters.
#[structopt(subcommand)]
@@ -31,7 +31,7 @@ pub struct Cli {
}
/// Possible subcommands of the main binary.
-#[derive(Clone, Debug, StructOpt)]
+#[derive(Debug, StructOpt)]
pub enum Subcommand {
/// A set of base subcommands handled by `sc_cli`.
#[structopt(flatten)]
diff --git a/bin/node/cli/tests/temp_base_path_works.rs b/bin/node/cli/tests/temp_base_path_works.rs
new file mode 100644
index 0000000000000..9351568d87955
--- /dev/null
+++ b/bin/node/cli/tests/temp_base_path_works.rs
@@ -0,0 +1,72 @@
+// This file is part of Substrate.
+
+// Copyright (C) 2020 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: GPL-3.0-or-later WITH Classpath-exception-2.0
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see .
+
+#![cfg(unix)]
+
+use assert_cmd::cargo::cargo_bin;
+use nix::sys::signal::{kill, Signal::SIGINT};
+use nix::unistd::Pid;
+use regex::Regex;
+use std::convert::TryInto;
+use std::io::Read;
+use std::path::PathBuf;
+use std::process::{Command, Stdio};
+use std::thread;
+use std::time::Duration;
+
+pub mod common;
+
+#[test]
+fn temp_base_path_works() {
+ let mut cmd = Command::new(cargo_bin("substrate"));
+
+ let mut cmd = cmd
+ .args(&["--dev", "--tmp"])
+ .stdout(Stdio::piped())
+ .stderr(Stdio::piped())
+ .spawn()
+ .unwrap();
+
+ // Let it produce some blocks.
+ thread::sleep(Duration::from_secs(30));
+ assert!(
+ cmd.try_wait().unwrap().is_none(),
+ "the process should still be running"
+ );
+
+ // Stop the process
+ kill(Pid::from_raw(cmd.id().try_into().unwrap()), SIGINT).unwrap();
+ assert!(common::wait_for(&mut cmd, 40)
+ .map(|x| x.success())
+ .unwrap_or_default());
+
+ // Ensure the database has been deleted
+ let mut stderr = String::new();
+ cmd.stderr.unwrap().read_to_string(&mut stderr).unwrap();
+ let re = Regex::new(r"Database: .+ at (\S+)").unwrap();
+ let db_path = PathBuf::from(
+ re.captures(stderr.as_str())
+ .unwrap()
+ .get(1)
+ .unwrap()
+ .as_str()
+ .to_string(),
+ );
+
+ assert!(!db_path.exists());
+}
diff --git a/bin/node/inspect/src/cli.rs b/bin/node/inspect/src/cli.rs
index 4475d31755fdc..d66644bab52fa 100644
--- a/bin/node/inspect/src/cli.rs
+++ b/bin/node/inspect/src/cli.rs
@@ -23,7 +23,7 @@ use sc_cli::{ImportParams, SharedParams};
use structopt::StructOpt;
/// The `inspect` command used to print decoded chain data.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct InspectCmd {
#[allow(missing_docs)]
#[structopt(flatten)]
@@ -39,7 +39,7 @@ pub struct InspectCmd {
}
/// A possible inspect sub-commands.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub enum InspectSubCmd {
/// Decode block with native version of runtime and print out the details.
Block {
diff --git a/client/cli/Cargo.toml b/client/cli/Cargo.toml
index 4bdacfcbd2b50..7ffc27749b136 100644
--- a/client/cli/Cargo.toml
+++ b/client/cli/Cargo.toml
@@ -20,7 +20,6 @@ regex = "1.3.1"
time = "0.1.42"
ansi_term = "0.12.1"
lazy_static = "1.4.0"
-directories = "2.0.2"
tokio = { version = "0.2.9", features = [ "signal", "rt-core", "rt-threaded" ] }
futures = "0.3.4"
fdlimit = "0.1.4"
diff --git a/client/cli/src/commands/build_spec_cmd.rs b/client/cli/src/commands/build_spec_cmd.rs
index d2e2ef3a5467c..23626359ff131 100644
--- a/client/cli/src/commands/build_spec_cmd.rs
+++ b/client/cli/src/commands/build_spec_cmd.rs
@@ -27,7 +27,7 @@ use structopt::StructOpt;
use std::io::Write;
/// The `build-spec` command used to build a specification.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct BuildSpecCmd {
/// Force raw genesis storage output.
#[structopt(long = "raw")]
diff --git a/client/cli/src/commands/check_block_cmd.rs b/client/cli/src/commands/check_block_cmd.rs
index d1241f010d597..c000ea7fb11ee 100644
--- a/client/cli/src/commands/check_block_cmd.rs
+++ b/client/cli/src/commands/check_block_cmd.rs
@@ -25,7 +25,7 @@ use std::{fmt::Debug, str::FromStr};
use structopt::StructOpt;
/// The `check-block` command used to validate blocks.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct CheckBlockCmd {
/// Block hash or number
#[structopt(value_name = "HASH or NUMBER")]
diff --git a/client/cli/src/commands/export_blocks_cmd.rs b/client/cli/src/commands/export_blocks_cmd.rs
index 2fdc408250bce..7c523c0555d55 100644
--- a/client/cli/src/commands/export_blocks_cmd.rs
+++ b/client/cli/src/commands/export_blocks_cmd.rs
@@ -31,7 +31,7 @@ use std::path::PathBuf;
use structopt::StructOpt;
/// The `export-blocks` command used to export blocks.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct ExportBlocksCmd {
/// Output file name or stdout if unspecified.
#[structopt(parse(from_os_str))]
diff --git a/client/cli/src/commands/export_state_cmd.rs b/client/cli/src/commands/export_state_cmd.rs
index 33111e7737b1c..23a43a178abe5 100644
--- a/client/cli/src/commands/export_state_cmd.rs
+++ b/client/cli/src/commands/export_state_cmd.rs
@@ -27,7 +27,7 @@ use structopt::StructOpt;
/// The `export-state` command used to export the state of a given block into
/// a chain spec.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct ExportStateCmd {
/// Block hash or number.
#[structopt(value_name = "HASH or NUMBER")]
@@ -59,7 +59,7 @@ impl ExportStateCmd {
{
info!("Exporting raw state...");
let mut input_spec = config.chain_spec.cloned_box();
- let block_id = self.input.clone().map(|b| b.parse()).transpose()?;
+ let block_id = self.input.as_ref().map(|b| b.parse()).transpose()?;
let raw_state = builder(config)?.export_raw_state(block_id)?;
input_spec.set_storage(raw_state);
diff --git a/client/cli/src/commands/import_blocks_cmd.rs b/client/cli/src/commands/import_blocks_cmd.rs
index a74f4d524c95b..8e178c4b97964 100644
--- a/client/cli/src/commands/import_blocks_cmd.rs
+++ b/client/cli/src/commands/import_blocks_cmd.rs
@@ -29,7 +29,7 @@ use std::path::PathBuf;
use structopt::StructOpt;
/// The `import-blocks` command used to import blocks.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct ImportBlocksCmd {
/// Input file or stdin if unspecified.
#[structopt(parse(from_os_str))]
diff --git a/client/cli/src/commands/mod.rs b/client/cli/src/commands/mod.rs
index 62757890ef01d..a4d5c8ca7f20b 100644
--- a/client/cli/src/commands/mod.rs
+++ b/client/cli/src/commands/mod.rs
@@ -27,11 +27,11 @@ mod run_cmd;
pub use self::build_spec_cmd::BuildSpecCmd;
pub use self::check_block_cmd::CheckBlockCmd;
pub use self::export_blocks_cmd::ExportBlocksCmd;
+pub use self::export_state_cmd::ExportStateCmd;
pub use self::import_blocks_cmd::ImportBlocksCmd;
pub use self::purge_chain_cmd::PurgeChainCmd;
pub use self::revert_cmd::RevertCmd;
pub use self::run_cmd::RunCmd;
-pub use self::export_state_cmd::ExportStateCmd;
use std::fmt::Debug;
use structopt::StructOpt;
@@ -40,7 +40,7 @@ use structopt::StructOpt;
/// The core commands are split into multiple subcommands and `Run` is the default subcommand. From
/// the CLI user perspective, it is not visible that `Run` is a subcommand. So, all parameters of
/// `Run` are exported as main executable parameters.
-#[derive(Debug, Clone, StructOpt)]
+#[derive(Debug, StructOpt)]
pub enum Subcommand {
/// Build a spec.json file, outputs to stdout.
BuildSpec(BuildSpecCmd),
@@ -162,7 +162,7 @@ macro_rules! substrate_cli_subcommands {
}
}
- fn base_path(&self) -> $crate::Result<::std::option::Option<::std::path::PathBuf>> {
+ fn base_path(&self) -> $crate::Result<::std::option::Option> {
match self {
$($enum::$variant(cmd) => cmd.base_path()),*
}
@@ -409,4 +409,3 @@ macro_rules! substrate_cli_subcommands {
substrate_cli_subcommands!(
Subcommand => BuildSpec, ExportBlocks, ImportBlocks, CheckBlock, Revert, PurgeChain, ExportState
);
-
diff --git a/client/cli/src/commands/purge_chain_cmd.rs b/client/cli/src/commands/purge_chain_cmd.rs
index 9d364a45f7d09..053f427309828 100644
--- a/client/cli/src/commands/purge_chain_cmd.rs
+++ b/client/cli/src/commands/purge_chain_cmd.rs
@@ -26,7 +26,7 @@ use std::io::{self, Write};
use structopt::StructOpt;
/// The `purge-chain` command used to remove the whole chain.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct PurgeChainCmd {
/// Skip interactive prompt by answering yes automatically.
#[structopt(short = "y")]
diff --git a/client/cli/src/commands/revert_cmd.rs b/client/cli/src/commands/revert_cmd.rs
index 6117eaf4880bf..1b5489df708a7 100644
--- a/client/cli/src/commands/revert_cmd.rs
+++ b/client/cli/src/commands/revert_cmd.rs
@@ -25,7 +25,7 @@ use std::fmt::Debug;
use structopt::StructOpt;
/// The `revert` command used revert the chain to a previous state.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct RevertCmd {
/// Number of blocks to revert.
#[structopt(default_value = "256")]
diff --git a/client/cli/src/commands/run_cmd.rs b/client/cli/src/commands/run_cmd.rs
index 23a410d679b8f..82d40e6a73f07 100644
--- a/client/cli/src/commands/run_cmd.rs
+++ b/client/cli/src/commands/run_cmd.rs
@@ -21,13 +21,13 @@ use crate::error::{Error, Result};
use crate::params::ImportParams;
use crate::params::KeystoreParams;
use crate::params::NetworkParams;
+use crate::params::OffchainWorkerParams;
use crate::params::SharedParams;
use crate::params::TransactionPoolParams;
-use crate::params::OffchainWorkerParams;
use crate::CliConfiguration;
use regex::Regex;
use sc_service::{
- config::{MultiaddrWithPeerId, PrometheusConfig, TransactionPoolOptions},
+ config::{BasePath, MultiaddrWithPeerId, PrometheusConfig, TransactionPoolOptions},
ChainSpec, Role,
};
use sc_telemetry::TelemetryEndpoints;
@@ -35,7 +35,7 @@ use std::net::{IpAddr, Ipv4Addr, SocketAddr};
use structopt::StructOpt;
/// The `run` command used to run a node.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct RunCmd {
/// Enable validator mode.
///
@@ -250,6 +250,16 @@ pub struct RunCmd {
conflicts_with_all = &[ "sentry", "public-addr" ]
)]
pub sentry_nodes: Vec,
+
+ /// Run a temporary node.
+ ///
+ /// A temporary directory will be created to store the configuration and will be deleted
+ /// at the end of the process.
+ ///
+ /// Note: the directory is random per process execution. This directory is used as base path
+ /// which includes: database, node key and keystore.
+ #[structopt(long, conflicts_with = "base-path")]
+ pub tmp: bool,
}
impl RunCmd {
@@ -446,6 +456,14 @@ impl CliConfiguration for RunCmd {
fn max_runtime_instances(&self) -> Result> {
Ok(self.max_runtime_instances.map(|x| x.min(256)))
}
+
+ fn base_path(&self) -> Result> {
+ Ok(if self.tmp {
+ Some(BasePath::new_temp_dir()?)
+ } else {
+ self.shared_params().base_path()
+ })
+ }
}
/// Check whether a node name is considered as valid.
diff --git a/client/cli/src/config.rs b/client/cli/src/config.rs
index a1ee1b0cc1da9..1374e75daf9c3 100644
--- a/client/cli/src/config.rs
+++ b/client/cli/src/config.rs
@@ -27,9 +27,9 @@ use crate::{
use names::{Generator, Name};
use sc_client_api::execution_extensions::ExecutionStrategies;
use sc_service::config::{
- Configuration, DatabaseConfig, ExtTransport, KeystoreConfig, NetworkConfiguration,
- NodeKeyConfig, OffchainWorkerConfig, PrometheusConfig, PruningMode, Role, RpcMethods,
- TaskType, TelemetryEndpoints, TransactionPoolOptions, WasmExecutionMethod,
+ BasePath, Configuration, DatabaseConfig, ExtTransport, KeystoreConfig, NetworkConfiguration,
+ NodeKeyConfig, OffchainWorkerConfig, PrometheusConfig, PruningMode, Role, RpcMethods, TaskType,
+ TelemetryEndpoints, TransactionPoolOptions, WasmExecutionMethod,
};
use sc_service::{ChainSpec, TracingReceiver};
use std::future::Future;
@@ -87,7 +87,7 @@ pub trait CliConfiguration: Sized {
/// Get the base path of the configuration (if any)
///
/// By default this is retrieved from `SharedParams`.
- fn base_path(&self) -> Result> {
+ fn base_path(&self) -> Result> {
Ok(self.shared_params().base_path())
}
@@ -402,14 +402,12 @@ pub trait CliConfiguration: Sized {
let is_dev = self.is_dev()?;
let chain_id = self.chain_id(is_dev)?;
let chain_spec = cli.load_spec(chain_id.as_str())?;
- let config_dir = self
+ let base_path = self
.base_path()?
- .unwrap_or_else(|| {
- directories::ProjectDirs::from("", "", C::executable_name())
- .expect("app directories exist on all supported platforms; qed")
- .data_local_dir()
- .into()
- })
+ .unwrap_or_else(|| BasePath::from_project("", "", C::executable_name()));
+ let config_dir = base_path
+ .path()
+ .to_path_buf()
.join("chains")
.join(chain_spec.id());
let net_config_dir = config_dir.join(DEFAULT_NETWORK_CONFIG_PATH);
@@ -464,6 +462,7 @@ pub trait CliConfiguration: Sized {
max_runtime_instances,
announce_block: self.announce_block()?,
role,
+ base_path: Some(base_path),
})
}
@@ -507,5 +506,5 @@ pub fn generate_node_name() -> String {
if count < NODE_NAME_MAX_LENGTH {
return node_name;
}
- };
+ }
}
diff --git a/client/cli/src/params/database_params.rs b/client/cli/src/params/database_params.rs
index 3ff8eb01d0643..24b23f6076a02 100644
--- a/client/cli/src/params/database_params.rs
+++ b/client/cli/src/params/database_params.rs
@@ -20,7 +20,7 @@ use crate::arg_enums::Database;
use structopt::StructOpt;
/// Parameters for block import.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct DatabaseParams {
/// Select database backend to use.
#[structopt(
diff --git a/client/cli/src/params/import_params.rs b/client/cli/src/params/import_params.rs
index fb683df6d3be9..101189bec4448 100644
--- a/client/cli/src/params/import_params.rs
+++ b/client/cli/src/params/import_params.rs
@@ -27,7 +27,7 @@ use sc_client_api::execution_extensions::ExecutionStrategies;
use structopt::StructOpt;
/// Parameters for block import.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct ImportParams {
#[allow(missing_docs)]
#[structopt(flatten)]
@@ -130,7 +130,7 @@ impl ImportParams {
}
/// Execution strategies parameters.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct ExecutionStrategiesParams {
/// The means of execution used when calling into the runtime while syncing blocks.
#[structopt(
diff --git a/client/cli/src/params/keystore_params.rs b/client/cli/src/params/keystore_params.rs
index 2fd610377d793..840cc51dff33f 100644
--- a/client/cli/src/params/keystore_params.rs
+++ b/client/cli/src/params/keystore_params.rs
@@ -26,7 +26,7 @@ use structopt::StructOpt;
const DEFAULT_KEYSTORE_CONFIG_PATH: &'static str = "keystore";
/// Parameters of the keystore
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct KeystoreParams {
/// Specify custom keystore path.
#[structopt(long = "keystore-path", value_name = "PATH", parse(from_os_str))]
diff --git a/client/cli/src/params/mod.rs b/client/cli/src/params/mod.rs
index 3a66e5f05588a..f648337ed0af6 100644
--- a/client/cli/src/params/mod.rs
+++ b/client/cli/src/params/mod.rs
@@ -39,7 +39,7 @@ pub use crate::params::shared_params::*;
pub use crate::params::transaction_pool_params::*;
/// Wrapper type of `String` that holds an unsigned integer of arbitrary size, formatted as a decimal.
-#[derive(Debug, Clone)]
+#[derive(Debug)]
pub struct BlockNumber(String);
impl FromStr for BlockNumber {
@@ -72,7 +72,7 @@ impl BlockNumber {
}
/// Wrapper type that is either a `Hash` or the number of a `Block`.
-#[derive(Debug, Clone)]
+#[derive(Debug)]
pub struct BlockNumberOrHash(String);
impl FromStr for BlockNumberOrHash {
diff --git a/client/cli/src/params/network_params.rs b/client/cli/src/params/network_params.rs
index c1639ad2b4370..2e0a6f1973064 100644
--- a/client/cli/src/params/network_params.rs
+++ b/client/cli/src/params/network_params.rs
@@ -26,7 +26,7 @@ use std::path::PathBuf;
use structopt::StructOpt;
/// Parameters used to create the network configuration.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct NetworkParams {
/// Specify a list of bootnodes.
#[structopt(long = "bootnodes", value_name = "ADDR")]
diff --git a/client/cli/src/params/node_key_params.rs b/client/cli/src/params/node_key_params.rs
index 7d19971ad6470..689cc6c681c83 100644
--- a/client/cli/src/params/node_key_params.rs
+++ b/client/cli/src/params/node_key_params.rs
@@ -31,7 +31,7 @@ const NODE_KEY_ED25519_FILE: &str = "secret_ed25519";
/// Parameters used to create the `NodeKeyConfig`, which determines the keypair
/// used for libp2p networking.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct NodeKeyParams {
/// The secret key to use for libp2p networking.
///
diff --git a/client/cli/src/params/offchain_worker_params.rs b/client/cli/src/params/offchain_worker_params.rs
index ca99ab506e484..f8d48edc4729d 100644
--- a/client/cli/src/params/offchain_worker_params.rs
+++ b/client/cli/src/params/offchain_worker_params.rs
@@ -32,7 +32,7 @@ use crate::OffchainWorkerEnabled;
/// Offchain worker related parameters.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct OffchainWorkerParams {
/// Should execute offchain workers on every block.
///
diff --git a/client/cli/src/params/pruning_params.rs b/client/cli/src/params/pruning_params.rs
index 36179359063e7..7db808e6d8f2f 100644
--- a/client/cli/src/params/pruning_params.rs
+++ b/client/cli/src/params/pruning_params.rs
@@ -21,7 +21,7 @@ use sc_service::{PruningMode, Role};
use structopt::StructOpt;
/// Parameters to define the pruning mode
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct PruningParams {
/// Specify the state pruning mode, a number of blocks to keep or 'archive'.
///
diff --git a/client/cli/src/params/shared_params.rs b/client/cli/src/params/shared_params.rs
index e9440f38a1fad..ad9ab04070563 100644
--- a/client/cli/src/params/shared_params.rs
+++ b/client/cli/src/params/shared_params.rs
@@ -16,11 +16,12 @@
// You should have received a copy of the GNU General Public License
// along with this program. If not, see .
+use sc_service::config::BasePath;
use std::path::PathBuf;
use structopt::StructOpt;
/// Shared parameters used by all `CoreParams`.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct SharedParams {
/// Specify the chain specification (one of dev, local, or staging).
#[structopt(long, value_name = "CHAIN_SPEC")]
@@ -31,12 +32,7 @@ pub struct SharedParams {
pub dev: bool,
/// Specify custom base path.
- #[structopt(
- long,
- short = "d",
- value_name = "PATH",
- parse(from_os_str)
- )]
+ #[structopt(long, short = "d", value_name = "PATH", parse(from_os_str))]
pub base_path: Option,
/// Sets a custom logging filter. Syntax is =, e.g. -lsync=debug.
@@ -49,8 +45,8 @@ pub struct SharedParams {
impl SharedParams {
/// Specify custom base path.
- pub fn base_path(&self) -> Option {
- self.base_path.clone()
+ pub fn base_path(&self) -> Option {
+ self.base_path.clone().map(Into::into)
}
/// Specify the development chain.
diff --git a/client/cli/src/params/transaction_pool_params.rs b/client/cli/src/params/transaction_pool_params.rs
index 2283c0f39f9c7..3ad278426922e 100644
--- a/client/cli/src/params/transaction_pool_params.rs
+++ b/client/cli/src/params/transaction_pool_params.rs
@@ -20,7 +20,7 @@ use sc_service::config::TransactionPoolOptions;
use structopt::StructOpt;
/// Parameters used to create the pool configuration.
-#[derive(Debug, StructOpt, Clone)]
+#[derive(Debug, StructOpt)]
pub struct TransactionPoolParams {
/// Maximum number of transactions in the transaction pool.
#[structopt(long = "pool-limit", value_name = "COUNT", default_value = "8192")]
diff --git a/client/cli/src/runner.rs b/client/cli/src/runner.rs
index 409772d7ca1fa..b068af0166817 100644
--- a/client/cli/src/runner.rs
+++ b/client/cli/src/runner.rs
@@ -271,6 +271,10 @@ impl Runner {
// and drop the runtime first.
let _telemetry = service.telemetry();
+ // we hold a reference to the base path so if the base path is a temporary directory it will
+ // not be deleted before the tokio runtime finish to clean up
+ let _base_path = service.base_path();
+
{
let f = service.fuse();
self.tokio_runtime
diff --git a/client/service/Cargo.toml b/client/service/Cargo.toml
index f3687a2b8a660..71e8e74c4c7f6 100644
--- a/client/service/Cargo.toml
+++ b/client/service/Cargo.toml
@@ -83,6 +83,9 @@ netstat2 = "0.8.1"
[target.'cfg(target_os = "linux")'.dependencies]
procfs = '0.7.8'
+[target.'cfg(not(target_os = "unknown"))'.dependencies]
+tempfile = "3.1.0"
+directories = "2.0.2"
[dev-dependencies]
substrate-test-runtime-client = { version = "2.0.0-rc3", path = "../../test-utils/runtime/client" }
diff --git a/client/service/src/builder.rs b/client/service/src/builder.rs
index 6e88042e367f0..c6cf8bf5df626 100644
--- a/client/service/src/builder.rs
+++ b/client/service/src/builder.rs
@@ -1418,6 +1418,7 @@ ServiceBuilder<
keystore,
marker: PhantomData::,
prometheus_registry: config.prometheus_config.map(|config| config.registry),
+ _base_path: config.base_path.map(Arc::new),
})
}
}
diff --git a/client/service/src/config.rs b/client/service/src/config.rs
index cc9c742ed68db..2d4dc9dc2e90a 100644
--- a/client/service/src/config.rs
+++ b/client/service/src/config.rs
@@ -24,12 +24,14 @@ pub use sc_network::config::{ExtTransport, MultiaddrWithPeerId, NetworkConfigura
pub use sc_executor::WasmExecutionMethod;
use sc_client_api::execution_extensions::ExecutionStrategies;
-use std::{future::Future, path::{PathBuf, Path}, pin::Pin, net::SocketAddr, sync::Arc};
+use std::{io, future::Future, path::{PathBuf, Path}, pin::Pin, net::SocketAddr, sync::Arc};
pub use sc_transaction_pool::txpool::Options as TransactionPoolOptions;
use sc_chain_spec::ChainSpec;
use sp_core::crypto::Protected;
pub use sc_telemetry::TelemetryEndpoints;
use prometheus_endpoint::Registry;
+#[cfg(not(target_os = "unknown"))]
+use tempfile::TempDir;
/// Service configuration.
pub struct Configuration {
@@ -102,6 +104,8 @@ pub struct Configuration {
pub max_runtime_instances: usize,
/// Announce block automatically after they have been imported
pub announce_block: bool,
+ /// Base path of the configuration
+ pub base_path: Option,
}
/// Type for tasks spawned by the executor.
@@ -191,3 +195,59 @@ impl Default for RpcMethods {
RpcMethods::Auto
}
}
+
+/// The base path that is used for everything that needs to be write on disk to run a node.
+pub enum BasePath {
+ /// A temporary directory is used as base path and will be deleted when dropped.
+ #[cfg(not(target_os = "unknown"))]
+ Temporary(TempDir),
+ /// A path on the disk.
+ Permanenent(PathBuf),
+}
+
+impl BasePath {
+ /// Create a `BasePath` instance using a temporary directory prefixed with "substrate" and use
+ /// it as base path.
+ ///
+ /// Note: the temporary directory will be created automatically and deleted when the `BasePath`
+ /// instance is dropped.
+ #[cfg(not(target_os = "unknown"))]
+ pub fn new_temp_dir() -> io::Result {
+ Ok(BasePath::Temporary(
+ tempfile::Builder::new().prefix("substrate").tempdir()?,
+ ))
+ }
+
+ /// Create a `BasePath` instance based on an existing path on disk.
+ ///
+ /// Note: this function will not ensure that the directory exist nor create the directory. It
+ /// will also not delete the directory when the instance is dropped.
+ pub fn new>(path: P) -> BasePath {
+ BasePath::Permanenent(path.as_ref().to_path_buf())
+ }
+
+ /// Create a base path from values describing the project.
+ #[cfg(not(target_os = "unknown"))]
+ pub fn from_project(qualifier: &str, organization: &str, application: &str) -> BasePath {
+ BasePath::new(
+ directories::ProjectDirs::from(qualifier, organization, application)
+ .expect("app directories exist on all supported platforms; qed")
+ .data_local_dir(),
+ )
+ }
+
+ /// Retrieve the base path.
+ pub fn path(&self) -> &Path {
+ match self {
+ #[cfg(not(target_os = "unknown"))]
+ BasePath::Temporary(temp_dir) => temp_dir.path(),
+ BasePath::Permanenent(path) => path.as_path(),
+ }
+ }
+}
+
+impl std::convert::From for BasePath {
+ fn from(path: PathBuf) -> Self {
+ BasePath::new(path)
+ }
+}
diff --git a/client/service/src/lib.rs b/client/service/src/lib.rs
index 67ac7bdb4fbd7..fc0567e268260 100644
--- a/client/service/src/lib.rs
+++ b/client/service/src/lib.rs
@@ -66,7 +66,7 @@ pub use self::builder::{
ServiceBuilder, ServiceBuilderCommand, TFullClient, TLightClient, TFullBackend, TLightBackend,
TFullCallExecutor, TLightCallExecutor, RpcExtensionBuilder,
};
-pub use config::{Configuration, DatabaseConfig, PruningMode, Role, RpcMethods, TaskType};
+pub use config::{BasePath, Configuration, DatabaseConfig, PruningMode, Role, RpcMethods, TaskType};
pub use sc_chain_spec::{
ChainSpec, GenericChainSpec, Properties, RuntimeGenesis, Extension as ChainSpecExtension,
NoExtension, ChainType,
@@ -110,14 +110,14 @@ pub struct Service {
task_manager: TaskManager,
select_chain: Option,
network: Arc,
- /// Sinks to propagate network status updates.
- /// For each element, every time the `Interval` fires we push an element on the sender.
+ // Sinks to propagate network status updates.
+ // For each element, every time the `Interval` fires we push an element on the sender.
network_status_sinks: Arc>>,
transaction_pool: Arc,
- /// Send a signal when a spawned essential task has concluded. The next time
- /// the service future is polled it should complete with an error.
+ // Send a signal when a spawned essential task has concluded. The next time
+ // the service future is polled it should complete with an error.
essential_failed_tx: TracingUnboundedSender<()>,
- /// A receiver for spawned essential-tasks concluding.
+ // A receiver for spawned essential-tasks concluding.
essential_failed_rx: TracingUnboundedReceiver<()>,
rpc_handlers: sc_rpc_server::RpcHandler,
_rpc: Box,
@@ -127,6 +127,9 @@ pub struct Service {
keystore: sc_keystore::KeyStorePtr,
marker: PhantomData,
prometheus_registry: Option,
+ // The base path is kept here because it can be a temporary directory which will be deleted
+ // when dropped
+ _base_path: Option>,
}
impl Unpin for Service {}
@@ -210,6 +213,9 @@ pub trait AbstractService: Future