创建mqtt驱动不成功，导致平台崩溃

[szj]

创建一个mqtt 驱动后，在运维平台，看到很多服务有异常，有些显示已“创建”、有些在“重启”，并且很多服务没有启动成功。etcd的数据丢失，不能启动服务了，导致系统彻底崩溃了。

[szj]

不仅是不能新建mqtt驱动，我升级一下 core，都会崩溃，如出一辙。服务要么“已创建”、要么“在重启”。有个日志显示：

main.main.func1.1.1()

@ /builds/core/server/iot-computed/cmd/computed/main.go:55 +0xc7

Ogithub.com/air-iot/service/v4/app.Run({0x26bc3f0, 0xc0023d3380}, 0xc002407d10)

M /go/pkg/mod/git.airiot.tech/core/service.git/v4@v4.4.43/app/app.go:58 +0xfb

main.main.func1(0xc000feb280?)

@ /builds/core/server/iot-computed/cmd/computed/main.go:53 +0x4a

kgithub.com/urfave/cli/v2.(*App).RunContext(0xc000f56680, {0x26bc3b8, 0x426c240}, {0xc00061e0f0, 0x3, 0x3})

? /go/pkg/mod/github.com/urfave/cli/v2@v2.4.0/app.go:322 +0x928

)github.com/urfave/cli/v2.(App).Run(...)

8 /go/pkg/mod/github.com/urfave/cli/v2@v2.4.0/app.go:224

main.main ()

A /builds/core/server/iot-computed/cmd/computed/main.go:61 +0x2b1

2DEBUG msg=config loaded: config.yaml format: yaml

&DEBUG msg=config loaded: format:

'DEBUG msg=config loaded: PATH format:

+DEBUG msg=config loaded: HOSTNAME format:

'DEBUG msg=config loaded: HOME format:

1INFO msg=watcher's ctx cancel : context canceled

1INFO msg=watcher's ctx cancel : context canceled

1INFO msg=watcher's ctx cancel : context canceled

2DEBUG msg=config loaded: config.yaml format: yaml

&DEBUG msg=config loaded: format:

'DEBUG msg=config loaded: PATH format:

+DEBUG msg=config loaded: HOSTNAME format:

'DEBUG msg=config loaded: HOME format:

1INFO msg=watcher's ctx cancel : context canceled

1INFO msg=watcher's ctx cancel : context canceled

&DEBUG msg=config loaded: format:

'DEBUG msg=config loaded: PATH format:

+DEBUG msg=config loaded: HOSTNAME format:

'DEBUG msg=config loaded: HOME format:

k2026/07/26 13:32:27 INFO 服务启动，运行模式：，版本号：v4.3.16，进程号：1 tag=main

1INFO msg=watcher's ctx cancel : context canceled

;panic: runtime error: index out of range [0] with length 0



goroutine 1 [running]:

agithub.com/air-iot/service/v4/redisdb.NewRedisDB({{0x0, 0x0}, {0x0, 0x0, 0x0}, {0x0, 0x0}, 0x0})

U /go/pkg/mod/git.airiot.tech/core/service.git/v4@v4.4.43/redisdb/client.go:68 +0x434

(iot-computed/internal/app.InitRedisDB()

A /builds/core/server/iot-computed/internal/app/redis.go:11 +0x79

iot-computed/internal/app.BuildInjector()

D /builds/core/server/iot-computed/internal/app/wire_gen.go:23 +0xd4

Ziot-computed/internal/app.Init({0x26bc3f0, 0xc001df2e40}, {0xc001e87bd8, 0x2, 0x412025?})

@ /builds/core/server/iot-computed/internal/app/app.go:55 +0x25d

main.main.func1.1.1()

@ /builds/core/server/iot-computed/cmd/computed/main.go:55 +0xc7

Ogithub.com/air-iot/service/v4/app.Run({0x26bc3f0, 0xc001df2e40}, 0xc001e87d10)

M /go/pkg/mod/git.airiot.tech/core/service.git/v4@v4.4.43/app/app.go:58 +0xfb

main.main.func1(0xc002497e80?)

@ /builds/core/server/iot-computed/cmd/computed/main.go:53 +0x4a

kgithub.com/urfave/cli/v2.(*App).RunContext(0xc0024b71e0, {0x26bc3b8, 0x426c240}, {0xc0000505a0, 0x3, 0x3})

? /go/pkg/mod/github.com/urfave/cli/v2@v2.4.0/app.go:322 +0x928

)github.com/urfave/cli/v2.(*App).Run(...)

8 /go/pkg/mod/github.com/urfave/cli/v2@v2.4.0/app.go:224

main.main()

A /builds/core/server/iot-computed/cmd/computed/main.go:61 +0x2b1