mirror of https://gitlab.com/famedly/conduit
0 errors left!
Timo Kösters
2 years ago
committed by
Nyaaori
parent
f47a5cd5d5
commit
d5b4754cf4
@ -0,0 +1,203 @@
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use ruma::{ServerName, UserId};
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use crate::{
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database::KeyValueDatabase,
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service::{
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self,
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sending::{OutgoingKind, SendingEventType},
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},
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utils, Error, Result,
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};
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impl service::sending::Data for KeyValueDatabase {
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fn active_requests<'a>(
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&'a self,
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) -> Box<dyn Iterator<Item = Result<(Vec<u8>, OutgoingKind, SendingEventType)>> + 'a> {
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Box::new(
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self.servercurrentevent_data
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.iter()
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.map(|(key, v)| parse_servercurrentevent(&key, v).map(|(k, e)| (key, k, e))),
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)
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}
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fn active_requests_for<'a>(
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&'a self,
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outgoing_kind: &OutgoingKind,
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) -> Box<dyn Iterator<Item = Result<(Vec<u8>, SendingEventType)>> + 'a> {
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let prefix = outgoing_kind.get_prefix();
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Box::new(
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self.servercurrentevent_data
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.scan_prefix(prefix)
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.map(|(key, v)| parse_servercurrentevent(&key, v).map(|(_, e)| (key, e))),
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)
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}
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fn delete_active_request(&self, key: Vec<u8>) -> Result<()> {
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self.servercurrentevent_data.remove(&key)
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}
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fn delete_all_active_requests_for(&self, outgoing_kind: &OutgoingKind) -> Result<()> {
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let prefix = outgoing_kind.get_prefix();
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for (key, _) in self.servercurrentevent_data.scan_prefix(prefix.clone()) {
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self.servercurrentevent_data.remove(&key)?;
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}
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Ok(())
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}
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fn delete_all_requests_for(&self, outgoing_kind: &OutgoingKind) -> Result<()> {
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let prefix = outgoing_kind.get_prefix();
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for (key, _) in self.servercurrentevent_data.scan_prefix(prefix.clone()) {
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self.servercurrentevent_data.remove(&key).unwrap();
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}
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for (key, _) in self.servernameevent_data.scan_prefix(prefix.clone()) {
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self.servernameevent_data.remove(&key).unwrap();
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}
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Ok(())
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}
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fn queue_requests(
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&self,
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requests: &[(&OutgoingKind, SendingEventType)],
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) -> Result<Vec<Vec<u8>>> {
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let mut batch = Vec::new();
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let mut keys = Vec::new();
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for (outgoing_kind, event) in requests {
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let mut key = outgoing_kind.get_prefix();
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key.push(0xff);
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key.extend_from_slice(if let SendingEventType::Pdu(value) = &event {
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&**value
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} else {
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&[]
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});
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let value = if let SendingEventType::Edu(value) = &event {
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&**value
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} else {
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&[]
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};
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batch.push((key.clone(), value.to_owned()));
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keys.push(key);
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}
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self.servernameevent_data
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.insert_batch(&mut batch.into_iter())?;
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Ok(keys)
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}
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fn queued_requests<'a>(
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&'a self,
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outgoing_kind: &OutgoingKind,
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) -> Box<dyn Iterator<Item = Result<(SendingEventType, Vec<u8>)>> + 'a> {
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let prefix = outgoing_kind.get_prefix();
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return Box::new(
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self.servernameevent_data
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.scan_prefix(prefix.clone())
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.map(|(k, v)| parse_servercurrentevent(&k, v).map(|(_, ev)| (ev, k))),
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);
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}
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fn mark_as_active(&self, events: &[(SendingEventType, Vec<u8>)]) -> Result<()> {
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for (e, key) in events {
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let value = if let SendingEventType::Edu(value) = &e {
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&**value
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} else {
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&[]
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};
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self.servercurrentevent_data.insert(key, value)?;
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self.servernameevent_data.remove(key)?;
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}
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Ok(())
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}
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fn set_latest_educount(&self, server_name: &ServerName, last_count: u64) -> Result<()> {
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self.servername_educount
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.insert(server_name.as_bytes(), &last_count.to_be_bytes())
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}
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fn get_latest_educount(&self, server_name: &ServerName) -> Result<u64> {
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self.servername_educount
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.get(server_name.as_bytes())?
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.map_or(Ok(0), |bytes| {
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utils::u64_from_bytes(&bytes)
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.map_err(|_| Error::bad_database("Invalid u64 in servername_educount."))
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})
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}
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}
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#[tracing::instrument(skip(key))]
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fn parse_servercurrentevent(
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key: &[u8],
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value: Vec<u8>,
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) -> Result<(OutgoingKind, SendingEventType)> {
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// Appservices start with a plus
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Ok::<_, Error>(if key.starts_with(b"+") {
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let mut parts = key[1..].splitn(2, |&b| b == 0xff);
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let server = parts.next().expect("splitn always returns one element");
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let event = parts
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.next()
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.ok_or_else(|| Error::bad_database("Invalid bytes in servercurrentpdus."))?;
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let server = utils::string_from_bytes(server).map_err(|_| {
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Error::bad_database("Invalid server bytes in server_currenttransaction")
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})?;
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(
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OutgoingKind::Appservice(server),
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if value.is_empty() {
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SendingEventType::Pdu(event.to_vec())
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} else {
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SendingEventType::Edu(value)
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},
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)
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} else if key.starts_with(b"$") {
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let mut parts = key[1..].splitn(3, |&b| b == 0xff);
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let user = parts.next().expect("splitn always returns one element");
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let user_string = utils::string_from_bytes(&user)
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.map_err(|_| Error::bad_database("Invalid user string in servercurrentevent"))?;
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let user_id = UserId::parse(user_string)
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.map_err(|_| Error::bad_database("Invalid user id in servercurrentevent"))?;
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let pushkey = parts
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.next()
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.ok_or_else(|| Error::bad_database("Invalid bytes in servercurrentpdus."))?;
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let pushkey_string = utils::string_from_bytes(pushkey)
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.map_err(|_| Error::bad_database("Invalid pushkey in servercurrentevent"))?;
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let event = parts
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.next()
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.ok_or_else(|| Error::bad_database("Invalid bytes in servercurrentpdus."))?;
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(
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OutgoingKind::Push(user_id, pushkey_string),
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if value.is_empty() {
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SendingEventType::Pdu(event.to_vec())
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} else {
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// I'm pretty sure this should never be called
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SendingEventType::Edu(value)
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},
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)
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} else {
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let mut parts = key.splitn(2, |&b| b == 0xff);
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let server = parts.next().expect("splitn always returns one element");
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let event = parts
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.next()
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.ok_or_else(|| Error::bad_database("Invalid bytes in servercurrentpdus."))?;
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let server = utils::string_from_bytes(server).map_err(|_| {
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Error::bad_database("Invalid server bytes in server_currenttransaction")
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})?;
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(
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OutgoingKind::Normal(ServerName::parse(server).map_err(|_| {
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Error::bad_database("Invalid server string in server_currenttransaction")
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})?),
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if value.is_empty() {
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SendingEventType::Pdu(event.to_vec())
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} else {
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SendingEventType::Edu(value)
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},
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)
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})
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}
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@ -0,0 +1,29 @@
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use ruma::ServerName;
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use crate::Result;
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use super::{OutgoingKind, SendingEventType};
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pub trait Data: Send + Sync {
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fn active_requests<'a>(
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&'a self,
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) -> Box<dyn Iterator<Item = Result<(Vec<u8>, OutgoingKind, SendingEventType)>> + 'a>;
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fn active_requests_for<'a>(
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&'a self,
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outgoing_kind: &OutgoingKind,
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) -> Box<dyn Iterator<Item = Result<(Vec<u8>, SendingEventType)>> + 'a>;
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fn delete_active_request(&self, key: Vec<u8>) -> Result<()>;
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fn delete_all_active_requests_for(&self, outgoing_kind: &OutgoingKind) -> Result<()>;
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fn delete_all_requests_for(&self, outgoing_kind: &OutgoingKind) -> Result<()>;
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fn queue_requests(
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&self,
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requests: &[(&OutgoingKind, SendingEventType)],
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) -> Result<Vec<Vec<u8>>>;
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fn queued_requests<'a>(
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&'a self,
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outgoing_kind: &OutgoingKind,
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) -> Box<dyn Iterator<Item = Result<(SendingEventType, Vec<u8>)>> + 'a>;
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fn mark_as_active(&self, events: &[(SendingEventType, Vec<u8>)]) -> Result<()>;
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fn set_latest_educount(&self, server_name: &ServerName, educount: u64) -> Result<()>;
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fn get_latest_educount(&self, server_name: &ServerName) -> Result<u64>;
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}
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