178 lines
4.5 KiB
Rust
178 lines
4.5 KiB
Rust
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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//! Request Provenance
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use std::fmt;
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use ethcore::account_provider::DappId as EthDappId;
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use v1::types::H256;
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/// RPC request origin
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#[derive(Clone, Debug, PartialEq, Eq, Hash, Serialize, Deserialize)]
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#[serde(deny_unknown_fields)]
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pub enum Origin {
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/// RPC server (includes request origin)
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#[serde(rename="rpc")]
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Rpc(String),
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/// Dapps server (includes DappId)
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#[serde(rename="dapp")]
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Dapps(DappId),
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/// IPC server (includes session hash)
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#[serde(rename="ipc")]
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Ipc(H256),
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/// WS server
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#[serde(rename="ws")]
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Ws {
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/// Dapp id
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dapp: DappId,
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/// Session id
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session: H256,
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},
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/// Signer (authorized WS server)
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#[serde(rename="signer")]
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Signer {
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/// Dapp id
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dapp: DappId,
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/// Session id
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session: H256
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},
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/// Unknown
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#[serde(rename="unknown")]
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Unknown,
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}
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impl Default for Origin {
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fn default() -> Self {
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Origin::Unknown
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}
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}
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impl fmt::Display for Origin {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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match *self {
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Origin::Rpc(ref origin) => write!(f, "{} via RPC", origin),
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Origin::Dapps(ref origin) => write!(f, "Dapp {}", origin),
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Origin::Ipc(ref session) => write!(f, "IPC (session: {})", session),
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Origin::Ws { ref session, ref dapp } => write!(f, "{} via WebSocket (session: {})", dapp, session),
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Origin::Signer { ref session, ref dapp } => write!(f, "{} via UI (session: {})", dapp, session),
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Origin::Unknown => write!(f, "unknown origin"),
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}
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}
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}
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/// Dapplication Internal Id
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#[derive(Debug, Default, Clone, Eq, PartialEq, Hash, Ord, PartialOrd, Serialize, Deserialize)]
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pub struct DappId(pub String);
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impl fmt::Display for DappId {
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fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
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write!(f, "{}", self.0)
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}
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}
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impl Into<String> for DappId {
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fn into(self) -> String {
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self.0
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}
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}
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impl From<String> for DappId {
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fn from(s: String) -> Self {
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DappId(s)
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}
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}
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impl<'a> From<&'a str> for DappId {
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fn from(s: &'a str) -> Self {
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DappId(s.to_owned())
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}
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}
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impl From<EthDappId> for DappId {
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fn from(id: EthDappId) -> Self {
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DappId(id.into())
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}
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}
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impl Into<EthDappId> for DappId {
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fn into(self) -> EthDappId {
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Into::<String>::into(self).into()
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}
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}
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#[cfg(test)]
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mod tests {
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use serde_json;
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use super::{DappId, Origin};
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#[test]
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fn should_serialize_origin() {
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// given
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let o1 = Origin::Rpc("test service".into());
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let o2 = Origin::Dapps("http://parity.io".into());
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let o3 = Origin::Ipc(5.into());
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let o4 = Origin::Signer {
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dapp: "http://parity.io".into(),
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session: 10.into(),
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};
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let o5 = Origin::Unknown;
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let o6 = Origin::Ws {
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dapp: "http://parity.io".into(),
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session: 5.into(),
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};
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// when
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let res1 = serde_json::to_string(&o1).unwrap();
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let res2 = serde_json::to_string(&o2).unwrap();
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let res3 = serde_json::to_string(&o3).unwrap();
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let res4 = serde_json::to_string(&o4).unwrap();
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let res5 = serde_json::to_string(&o5).unwrap();
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let res6 = serde_json::to_string(&o6).unwrap();
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// then
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assert_eq!(res1, r#"{"rpc":"test service"}"#);
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assert_eq!(res2, r#"{"dapp":"http://parity.io"}"#);
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assert_eq!(res3, r#"{"ipc":"0x0000000000000000000000000000000000000000000000000000000000000005"}"#);
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assert_eq!(res4, r#"{"signer":{"dapp":"http://parity.io","session":"0x000000000000000000000000000000000000000000000000000000000000000a"}}"#);
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assert_eq!(res5, r#""unknown""#);
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assert_eq!(res6, r#"{"ws":{"dapp":"http://parity.io","session":"0x0000000000000000000000000000000000000000000000000000000000000005"}}"#);
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}
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#[test]
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fn should_serialize_dapp_id() {
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// given
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let id = DappId("testapp".into());
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// when
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let res = serde_json::to_string(&id).unwrap();
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// then
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assert_eq!(res, r#""testapp""#);
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}
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#[test]
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fn should_deserialize_dapp_id() {
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// given
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let id = r#""testapp""#;
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// when
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let res: DappId = serde_json::from_str(id).unwrap();
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// then
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assert_eq!(res, DappId("testapp".into()));
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}
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}
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