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mod utils;
use crate::handlers::utils::{
handle_rejection, reply_with_async_channel_writer, reply_with_bcs_bytes,
send_size_prefixed_bcs_bytes, unwrap_or_500, LATENCY_HISTOGRAM,
};
use diem_crypto::hash::HashValue;
use diem_types::transaction::Version;
use diemdb::backup::backup_handler::BackupHandler;
use warp::{filters::BoxedFilter, reply::Reply, Filter};
static DB_STATE: &str = "db_state";
static STATE_RANGE_PROOF: &str = "state_range_proof";
static STATE_SNAPSHOT: &str = "state_snapshot";
static STATE_ROOT_PROOF: &str = "state_root_proof";
static EPOCH_ENDING_LEDGER_INFOS: &str = "epoch_ending_ledger_infos";
static TRANSACTIONS: &str = "transactions";
static TRANSACTION_RANGE_PROOF: &str = "transaction_range_proof";
pub(crate) fn get_routes(backup_handler: BackupHandler) -> BoxedFilter<(impl Reply,)> {
let bh = backup_handler.clone();
let db_state = warp::path::end()
.map(move || reply_with_bcs_bytes(DB_STATE, &bh.get_db_state()?))
.map(unwrap_or_500)
.recover(handle_rejection);
let bh = backup_handler.clone();
let state_range_proof = warp::path!(Version / HashValue)
.map(move |version, end_key| {
reply_with_bcs_bytes(
STATE_RANGE_PROOF,
&bh.get_account_state_range_proof(end_key, version)?,
)
})
.map(unwrap_or_500)
.recover(handle_rejection);
let bh = backup_handler.clone();
let state_snapshot = warp::path!(Version)
.map(move |version| {
reply_with_async_channel_writer(&bh, STATE_SNAPSHOT, |bh, sender| {
send_size_prefixed_bcs_bytes(bh.get_account_iter(version), sender)
})
})
.recover(handle_rejection);
let bh = backup_handler.clone();
let state_root_proof = warp::path!(Version)
.map(move |version| {
reply_with_bcs_bytes(STATE_ROOT_PROOF, &bh.get_state_root_proof(version)?)
})
.map(unwrap_or_500)
.recover(handle_rejection);
let bh = backup_handler.clone();
let epoch_ending_ledger_infos = warp::path!(u64 / u64)
.map(move |start_epoch, end_epoch| {
reply_with_async_channel_writer(
&bh,
EPOCH_ENDING_LEDGER_INFOS,
|bh, sender| async move {
send_size_prefixed_bcs_bytes(
bh.get_epoch_ending_ledger_info_iter(start_epoch, end_epoch),
sender,
)
.await
},
)
})
.recover(handle_rejection);
let bh = backup_handler.clone();
let transactions = warp::path!(Version / usize)
.map(move |start_version, num_transactions| {
reply_with_async_channel_writer(&bh, TRANSACTIONS, |bh, sender| async move {
send_size_prefixed_bcs_bytes(
bh.get_transaction_iter(start_version, num_transactions),
sender,
)
.await
})
})
.recover(handle_rejection);
let bh = backup_handler;
let transaction_range_proof = warp::path!(Version / Version)
.map(move |first_version, last_version| {
reply_with_bcs_bytes(
TRANSACTION_RANGE_PROOF,
&bh.get_transaction_range_proof(first_version, last_version)?,
)
})
.map(unwrap_or_500)
.recover(handle_rejection);
let routes = warp::any()
.and(warp::path(DB_STATE).and(db_state))
.or(warp::path(STATE_RANGE_PROOF).and(state_range_proof))
.or(warp::path(STATE_SNAPSHOT).and(state_snapshot))
.or(warp::path(STATE_ROOT_PROOF).and(state_root_proof))
.or(warp::path(EPOCH_ENDING_LEDGER_INFOS).and(epoch_ending_ledger_infos))
.or(warp::path(TRANSACTIONS).and(transactions))
.or(warp::path(TRANSACTION_RANGE_PROOF).and(transaction_range_proof));
warp::get()
.and(routes)
.with(warp::log::custom(|info| {
let endpoint = info.path().split('/').nth(1).unwrap_or("-");
LATENCY_HISTOGRAM
.with_label_values(&[endpoint, info.status().as_str()])
.observe(info.elapsed().as_secs_f64())
}))
.boxed()
}