[feat] dbs: create db current meta (cm_v1)

rust-libs/duniter-dbs/src/cm_v1.rs

+//  Copyright (C) 2020 Éloïs SANCHEZ.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+use crate::*;
+
+db_schema!(
+    CmV1,
+    [
+        //["self_pubkey", self_pubkey, EmptyKey, PubKeyValV2,],
+        ["self_peer_card", self_peer_card, EmptyKey, PeerCardDbV1,],
+    ]
+);

rust-libs/duniter-dbs/src/lib.rs

@@ -24,6 +24,7 @@
 
 mod bc_v1;
 pub mod bc_v2;
+pub mod cm_v1;
 mod errors;
 pub mod gva_v1;
 mod keys;
@@ -81,6 +82,7 @@ pub use values::idty_db::IdtyDbV2;
 pub use values::iindex_db::IIndexDbV1;
 pub use values::kick_db::KickDbV1;
 pub use values::mindex_db::MIndexDbV1;
+pub use values::peer_card::PeerCardDbV1;
 pub use values::pubkey_db::{PubKeyValV2, PublicKeyArrayDbV1, PublicKeySingletonDbV1};
 pub use values::sindex_db::{SIndexDBV1, SourceKeyArrayDbV1};
 pub use values::source_amount::SourceAmountValV2;
@@ -119,14 +121,13 @@ pub trait ToDumpString {
 
 #[cfg(feature = "mem")]
 pub type DbsBackend = kv_typed::backend::memory::Mem;
-#[cfg(all(not(feature = "mem"), target_arch = "x86_64"))]
-pub type DbsBackend = Sled; // TODO ESZ
-#[cfg(all(not(feature = "mem"), not(target_arch = "x86_64")))]
+#[cfg(not(feature = "mem"))]
 pub type DbsBackend = Sled;
 
 #[derive(Clone, Debug)]
 pub struct DuniterDbs {
     pub bc_db: bc_v2::BcV2Db<DbsBackend>,
+    pub cm_db: cm_v1::CmV1Db<MemSingleton>,
     pub gva_db: GvaV1Db<DbsBackend>,
     pub txs_mp_db: TxsMpV2Db<DbsBackend>,
 }

rust-libs/duniter-dbs/src/open_dbs.rs

@@ -14,6 +14,7 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 
 use crate::bc_v2::BcV2DbWritable as _;
+use crate::cm_v1::CmV1DbWritable as _;
 use crate::*;
 
 pub fn open_dbs(home_path_opt: Option<&Path>) -> DuniterDbs {
@@ -23,6 +24,8 @@ pub fn open_dbs(home_path_opt: Option<&Path>) -> DuniterDbs {
             home_path_opt,
         ))
         .expect("fail to open BcV2 DB"),
+        cm_db: crate::cm_v1::CmV1Db::<MemSingleton>::open(MemSingletonConf::default())
+            .expect("fail to open CmV1 DB"),
         gva_db: GvaV1Db::<DbsBackend>::open(DbsBackend::gen_backend_conf("gva_v1", home_path_opt))
             .expect("fail to open Gva DB"),
         txs_mp_db: TxsMpV2Db::<DbsBackend>::open(DbsBackend::gen_backend_conf(

rust-libs/duniter-dbs/src/values.rs

@@ -23,6 +23,7 @@ pub mod idty_db;
 pub mod iindex_db;
 pub mod kick_db;
 pub mod mindex_db;
+pub mod peer_card;
 pub mod pubkey_db;
 pub mod sindex_db;
 pub mod source_amount;

rust-libs/duniter-dbs/src/values/peer_card.rs

+//  Copyright (C) 2020 Éloïs SANCHEZ.
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero 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 Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+use crate::*;
+
+#[derive(Clone, Debug, Default, Deserialize, PartialEq, Serialize)]
+pub struct PeerCardDbV1 {
+    pub version: u32,
+    pub currency: String,
+    pub pubkey: String,
+    pub blockstamp: String,
+    pub endpoints: Vec<String>,
+    pub status: String,
+    pub signature: String,
+}
+
+impl ValueAsBytes for PeerCardDbV1 {
+    fn as_bytes<T, F: FnMut(&[u8]) -> KvResult<T>>(&self, mut f: F) -> KvResult<T> {
+        let bytes = bincode::serialize(self).map_err(|e| KvError::DeserError(format!("{}", e)))?;
+        f(bytes.as_ref())
+    }
+}
+
+impl kv_typed::prelude::FromBytes for PeerCardDbV1 {
+    type Err = StringErr;
+
+    fn from_bytes(bytes: &[u8]) -> std::result::Result<Self, Self::Err> {
+        Ok(bincode::deserialize(&bytes).map_err(|e| StringErr(format!("{}: '{:?}'", e, bytes)))?)
+    }
+}
+
+impl ToDumpString for PeerCardDbV1 {
+    fn to_dump_string(&self) -> String {
+        todo!()
+    }
+}
+
+#[cfg(feature = "explorer")]
+impl ExplorableValue for PeerCardDbV1 {
+    fn from_explorer_str(_source: &str) -> std::result::Result<Self, StringErr> {
+        unimplemented!()
+    }
+    fn to_explorer_json(&self) -> KvResult<serde_json::Value> {
+        serde_json::to_value(self).map_err(|e| KvError::DeserError(format!("{}", e)))
+    }
+}