Add UFO

bchain/coins/blockchain.go

@@ -47,6 +47,7 @@ import (
 	"github.com/trezor/blockbook/bchain/coins/ritocoin"
 	"github.com/trezor/blockbook/bchain/coins/snowgem"
 	"github.com/trezor/blockbook/bchain/coins/trezarcoin"
+	"github.com/trezor/blockbook/bchain/coins/ufo"
 	"github.com/trezor/blockbook/bchain/coins/unobtanium"
 	"github.com/trezor/blockbook/bchain/coins/vertcoin"
 	"github.com/trezor/blockbook/bchain/coins/viacoin"
@@ -126,6 +127,7 @@ func init() {
 	BlockChainFactories["BitZeny"] = bitzeny.NewBitZenyRPC
 	BlockChainFactories["Trezarcoin"] = trezarcoin.NewTrezarcoinRPC
 	BlockChainFactories["ECash"] = ecash.NewECashRPC
+	BlockChainFactories["UFO"] = ufo.NewUfoRPC
 }
 
 // GetCoinNameFromConfig gets coin name and coin shortcut from config file

bchain/coins/ufo/ufoparser.go

@@ -0,0 +1,63 @@
+package ufo
+
+import (
+	"github.com/martinboehm/btcd/wire"
+	"github.com/martinboehm/btcutil/chaincfg"
+	"github.com/trezor/blockbook/bchain/coins/btc"
+)
+
+// magic numbers
+const (
+	MainnetMagic wire.BitcoinNet = 0xddb7d9fc
+	TestnetMagic wire.BitcoinNet = 0xdbb8c0fb
+)
+
+// chain parameters
+var (
+	MainNetParams chaincfg.Params
+	TestNetParams chaincfg.Params
+)
+
+func init() {
+	MainNetParams = chaincfg.MainNetParams
+	MainNetParams.Net = MainnetMagic
+	MainNetParams.PubKeyHashAddrID = []byte{27}
+	MainNetParams.ScriptHashAddrID = []byte{68}
+	MainNetParams.Bech32HRPSegwit = "uf"
+
+	TestNetParams = chaincfg.TestNet3Params
+	TestNetParams.Net = TestnetMagic
+	TestNetParams.PubKeyHashAddrID = []byte{111}
+	TestNetParams.ScriptHashAddrID = []byte{130}
+	TestNetParams.Bech32HRPSegwit = "ut"
+}
+
+// UfoParser handle
+type UfoParser struct {
+	*btc.BitcoinLikeParser
+}
+
+// NewUfoParser returns new UfoParser instance
+func NewUfoParser(params *chaincfg.Params, c *btc.Configuration) *UfoParser {
+	return &UfoParser{BitcoinLikeParser: btc.NewBitcoinLikeParser(params, c)}
+}
+
+// GetChainParams contains network parameters for the main UFO network,
+// and the test UFO network
+func GetChainParams(chain string) *chaincfg.Params {
+	if !chaincfg.IsRegistered(&MainNetParams) {
+		err := chaincfg.Register(&MainNetParams)
+		if err == nil {
+			err = chaincfg.Register(&TestNetParams)
+		}
+		if err != nil {
+			panic(err)
+		}
+	}
+	switch chain {
+	case "test":
+		return &TestNetParams
+	default:
+		return &MainNetParams
+	}
+}

bchain/coins/ufo/uforpc.go

@@ -0,0 +1,58 @@
+package ufo
+
+import (
+	"encoding/json"
+
+	"github.com/golang/glog"
+	"github.com/trezor/blockbook/bchain"
+	"github.com/trezor/blockbook/bchain/coins/btc"
+)
+
+// UfoRPC is an interface to JSON-RPC bitcoind service.
+type UfoRPC struct {
+	*btc.BitcoinRPC
+}
+
+// NewUfoRPC returns new UfoRPC instance.
+func NewUfoRPC(config json.RawMessage, pushHandler func(bchain.NotificationType)) (bchain.BlockChain, error) {
+	b, err := btc.NewBitcoinRPC(config, pushHandler)
+	if err != nil {
+		return nil, err
+	}
+
+	s := &UfoRPC{
+		b.(*btc.BitcoinRPC),
+	}
+	s.RPCMarshaler = btc.JSONMarshalerV2{}
+	s.ChainConfig.SupportsEstimateFee = false
+
+	return s, nil
+}
+
+// Initialize initializes UfoRPC instance.
+func (b *UfoRPC) Initialize() error {
+	ci, err := b.GetChainInfo()
+	if err != nil {
+		return err
+	}
+	chainName := ci.Chain
+
+	glog.Info("Chain name ", chainName)
+	params := GetChainParams(chainName)
+
+	// always create parser
+	b.Parser = NewUfoParser(params, b.ChainConfig)
+
+	// parameters for getInfo request
+	if params.Net == MainnetMagic {
+		b.Testnet = false
+		b.Network = "livenet"
+	} else {
+		b.Testnet = true
+		b.Network = "testnet"
+	}
+
+	glog.Info("rpc: block chain ", params.Name)
+
+	return nil
+}

configs/coins/ufo.json

@@ -0,0 +1,72 @@
+{
+  "coin": {
+    "name": "UFO",
+    "shortcut": "UFO",
+    "label": "UFO",
+    "alias": "ufo"
+  },
+  "ports": {
+    "backend_rpc": 8087,
+    "backend_message_queue": 38387,
+    "blockbook_internal": 9087,
+    "blockbook_public": 9187
+  },
+  "ipc": {
+    "rpc_url_template": "http://127.0.0.1:{{.Ports.BackendRPC}}",
+    "rpc_user": "rpc",
+    "rpc_pass": "rpc",
+    "rpc_timeout": 25,
+    "message_queue_binding_template": "tcp://127.0.0.1:{{.Ports.BackendMessageQueue}}"
+  },
+  "backend": {
+    "package_name": "backend-ufo",
+    "package_revision": "1",
+    "system_user": "ufo",
+    "version": "0.18.1",
+    "binary_url": "https://github.com/fiscalobject/ufo/releases/download/v0.18.1/ufo-0.18.1-linux64.tar.gz",
+    "verification_type": "",
+    "verification_source": "",
+    "extract_command": "tar -C backend -xf",
+    "exclude_files": [
+      "ufo-qt"
+    ],
+    "exec_command_template": "{{.Env.BackendInstallPath}}/{{.Coin.Alias}}/ufod -datadir={{.Env.BackendDataPath}}/{{.Coin.Alias}}/backend -conf={{.Env.BackendInstallPath}}/{{.Coin.Alias}}/{{.Coin.Alias}}.conf -pid=/run/{{.Coin.Alias}}/{{.Coin.Alias}}.pid",
+    "logrotate_files_template": "{{.Env.BackendDataPath}}/{{.Coin.Alias}}/backend/*.log",
+    "postinst_script_template": "",
+    "service_type": "forking",
+    "service_additional_params_template": "",
+    "protect_memory": true,
+    "mainnet": true,
+    "server_config_file": "bitcoin_like.conf",
+    "client_config_file": "bitcoin_like_client.conf",
+    "additional_params": {
+      "whitelist": "127.0.0.1"
+    }
+  },
+  "blockbook": {
+    "package_name": "blockbook-ufo",
+    "system_user": "blockbook-ufo",
+    "internal_binding_template": ":{{.Ports.BlockbookInternal}}",
+    "public_binding_template": ":{{.Ports.BlockbookPublic}}",
+    "explorer_url": "",
+    "additional_params": "",
+    "block_chain": {
+      "parse": true,
+      "mempool_workers": 8,
+      "mempool_sub_workers": 2,
+      "block_addresses_to_keep": 300,
+      "xpub_magic": 76067358,
+      "xpub_magic_segwit_p2sh": 77429938,
+      "xpub_magic_segwit_native": 78792518,
+      "slip44": 202,
+      "additional_params": {
+        "fiat_rates": "coingecko",
+        "fiat_rates_params": "{\"url\": \"https://api.coingecko.com/api/v3\", \"coin\": \"ufocoin\", \"periodSeconds\": 60}"
+      }
+    }
+  },
+  "meta": {
+    "package_maintainer": "",
+    "package_maintainer_email": ""
+  }
+}