# ems_backend

后端

## 文件资源

| 路径                  | 说明                       |
| --------------------- | -------------------------- |
| /usr/local/omc/static | 网管静态资源文件路径       |
| /usr/local/omc/upload | 网管上传文件资源路径       |
| /usr/local/etc/omc    | 网管与网元之间相关文件     |
| /tmp/omc              | 存放从网元拉取到本地的文件 |

## redis 配置文件相关

```conf
# IP绑定与端口
bind 0.0.0.0
port 6379
# 安全设置
protected-mode yes
requirepass "helloearth"
# 查看主备
info replication
# 从节点只能读取数据，不能直接写入数据
# replicaof是新版本的命令，旧版本是slaveof命令
slaveof 192.168.114.114 6379
replicaof 192.168.114.114 6379
masterauth "helloearth"
# 允许从节点进行读写操作
replica-read-only no
```

## 一些服务器

```txt
# 版本发布空间
\\192.168.1.205\share\release\omc

# 研发git
192.168.1.120
altouser/a1t0U53r

# 默认IOS镜像用户和密码
agtuser/admin123
manager/admin123
omcuser/a9tU53r

# 网管编译环境
主线22.04：192.168.2.166
simon/admin123
makeomc.sh -m all -c ba
主线18.04：192.168.6.188
simon/admin123
makeomc.sh (前端复制166的，需要166先打包编译前端）
多租户22.04：192.168.2.211
simon/admin123
makeomc.sh -m all
```

# 系统工具依赖包

[ubuntu-iperf3](https://launchpad.net/ubuntu/+source/iperf3)
[ubuntu-libsctp1](https://launchpad.net/ubuntu/jammy/amd64/libsctp1/1.0.19+dfsg-1build1)
[ky10-aarch64](https://update.cs2c.com.cn/NS/V10/V10SP3/os/adv/lic/base/aarch64/Packages/)

## 开发

```sh
# 安装 Go版本 1.21.6 后进入项目根目录
cd ./restagent
# 下载依赖
go mod download

# 信令跟踪需要安装 libpcap-dev > 1.10.1-4build1
apt install -y libpcap-dev
go env -w CGO_ENABLED='1'

# 调试启动
go run main.go --env local -c ./local/omc.yaml 

# 调试分析
# http://127.0.0.1:33060/debug/pprof/
go tool pprof -http=:9090 http://127.0.0.1:33060/debug/pprof/heap

# 生成 swagger 文档
swag init -d ./ -g main.go -o ./swagger_docs
swag fmt -d ./ -g main.go

# 打包命名 restagent
go build -ldflags="-s -w" -o omc
```

## 打包

```sh
go env -w GOOS=linux

go env -w GOOS=windows

go build -o omc -v -ldflags="-s -w -X 'be.ems/src/framework/config.Version=2.2503.14' -X 'be.ems/src/framework/config.BuildTime=$(date)' -X 'be.ems/src/framework/config.GoVer=$(go version)'"

```

## 安装

```sh
# BA初始安装
/usr/local/omc/bin/setomc.sh -m install -c ba
/usr/local/omc/bin/setomc.sh -m upgrade -c ba
/usr/local/omc/bin/setomc.sh -m skip -c ba

# 安装包安装
sudo M_PARAM=install C_PARAM=omc dpkg -i /usr/local/omc/bin/ems_2.240620.1_amd64.deb
sudo M_PARAM=upgrade C_PARAM=ba dpkg -i /usr/local/omc/bin/ems_2.240620.1_amd64.deb

# 麒麟
sudo rpm -Uvh --nosignature --reinstall --force /home/omcuser/omc.git/build.ems/release/rpms/arm64/omc-r2.2412.2-20241213-ky10.rpm
sudo /usr/local/omc/bin/setomc.sh -m install -c agt

# 数据库导入
mysql -uroot -p1000omc@kp! -P 33066 --protocol tcp -D omc_db < u_user_info.sql

# 数据库数据临时备份
SELECT COUNT(1) FROM cdr_event_smsc WHERE TIMESTAMP >= 173972159
CREATE TABLE cdr_event_smsc_bak LIKE cdr_event_smsc
INSERT INTO cdr_event_smsc_bak SELECT * FROM cdr_event_smsc WHERE TIMESTAMP <= 1739540000
DELETE FROM cdr_event_smsc WHERE TIMESTAMP <= 1739540000

# 执行数据库脚本
./omc.exe -c ./local/omc.yaml --sqlPath ./build/linux/usr/local/etc/omc/database/common/mysql --sqlSource default
./omc.exe -c ./local/omc.yaml --sqlPath ./build/linux/usr/local/etc/omc/database/install/mysql --sqlSource default
./omc.exe -c ./local/omc.yaml --sqlPath ./build/linux/usr/local/etc/omc/database/upgrade/sqlite/upg_20250313.sql --sqlSource lite

/usr/local/bin/omc -c /usr/local/etc/omc.yaml --sqlPath /usr/local/etc/omc/database/upgrade/sqlite/upg_20250313.sql --sqlSource lite
```