# mst_swapservice

**Repository Path**: metaverse/mst_swapservice

## Basic Information

- **Project Name**: mst_swapservice
- **Description**: No description available
- **Primary Language**: Python
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2018-09-26
- **Last Updated**: 2020-12-19

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# Swap Service of MST exchange

#### Description
Swap Service of MST exchange

#### Software Architecture
Python3 & Flask

#### Installation

1. install mysqldb
```bash
sudo apt-get install mysql-server
sudo apt-get install libmysqlclient-dev
sudo apt-get install python-mysqldb
pip3 install mysqlclient

default mysql database config (see config/service.json)

"mysql_host":"127.0.0.1",
"mysql_port":3306,
"mysql_user":"root",
"mysql_passwd":"123456",
"mysql_db":"mst_wallet",
```

2. install python3 packages
```bash
pip3 install gevent
pip3 install pycrypto

pip3 install flask
pip3 install flask-sqlalchemy
pip3 install sqlalchemy-utils
pip3 install flask-migrate
pip3 install flask_bootstrap
pip3 install flask_wtf
```

3. create database 'mst_wallet'
```
create database mst_wallet charset utf8;
```

4 update db
```
需要使用 flask-script:
sudo pip3 install flask-script

首次使用:
1.python3 manage.py db init  初始化会创建migrations文件夹
2.python3 manage.py db migrate 检测改变
3.python3 manage.py db upgrade 更新数据库版本

4.python3 manage.py db --help 帮助

后续更新只需要执行2,3步骤即可

```


#### Instructions

Run:
```bash
python3 main.py
```
or, use watcher script (it will watch and restart the service if it's stopped)
```
nohup python3 -u ./scripts/mst_start_swap_service.py 2>&1 &
```

#### Config file
1. service.json
```
服务:
host: 服务监听地址
port: 服务监听端口

mysql数据库：
mysql_host: 地址
mysql_port: 监听端口
mysql_user: 用户
mysql_passwd: 密码
mysql_db:  数据库名称

rpcs 服务:
id：唯一标志，不能重复
name：ETP
type：ETP为rpcs.etp.Etp
uri:全节点url

scans 扫描置换模块：
interval：扫描数据库间隔
services 交易模块:
rpc: rpc id,
coin: 货币类型，ETP
minconf: 最小块高确认,
minrenew: 最小重试块高，交易失败，未生成有效交易哈希且超过minrenew，重新发送交易(未开启)
account: 用户名
passphrase:用户密码
did:etp发行资产所需数字身份
enable:是否启用


tokens 监视代币模块：
name:代币symbol，不能重复
enable:是否激活
decimal: 小数位数
```