问题描述
我正在尝试在 Linux 主机上运行的 docker 容器中设置 avahi。目的是让avahi宣布一个我自己的服务,form我找到docker主机的主机和IP。
到目前为止,avahi 似乎在容器中运行良好,但我找不到从主机外部搜索的服务。
我在谷歌上搜索了很多,有一些建议可以做什么,但它们似乎都是矛盾的和/或不安全的。
这是我目前得到的。
docker-compose.yml
version: "3.7"
services:
avahi:
container_name: avahi
build:
context: ./config/avahi
dockerfile: DockerFile
network: host
Docker 文件:
FROM alpine:3.13
RUN apk add --no-cache avahi avahi-tools
ADD avahi-daemon.conf /etc/avahi/avahi-daemon.conf
ADD psmb.service /etc/avahi/services/mpsu.service
ENTRYPOINT avahi-daemon --no-drop-root --no-rlimits
avahi-daemon.conf:
[server]
enable-dbus=no
psmb.service:(我的服务)
<!DOCTYPE service-group SYstem "avahi-service.dtd">
<service-group>
<name replace-wildcards="yes">PSMB</name>
<service> <type>_mqtt._tcp</type> <port>1883</port>
<txt-record>info=MPS Service Host</txt-record>
</service>
</service-group>
这是启动avahi时的终端:
> docker-compose up
Starting avahi ... done
Attaching to avahi
avahi | avahi-daemon 0.8 starting up.
avahi | WARNING: No NSS support for mDNS detected,consider installing nss-mdns!
avahi | Loading service file /etc/avahi/services/mpsu.service.
avahi | Loading service file /etc/avahi/services/sftp-ssh.service.
avahi | Loading service file /etc/avahi/services/ssh.service.
avahi | Joining mDNS multicast group on interface eth0.IPv4 with address 172.18.0.2.
avahi | New relevant interface eth0.IPv4 for mDNS.
avahi | Joining mDNS multicast group on interface lo.IPv4 with address 127.0.0.1.
avahi | New relevant interface lo.IPv4 for mDNS.
avahi | Network interface enumeration completed.
avahi | Registering new address record for 172.18.0.2 on eth0.IPv4.
avahi | Registering new address record for 127.0.0.1 on lo.IPv4.
avahi | Server startup complete. Host name is 8f220b5ac449.local. Local service cookie is 1841391818.
avahi | Service "8f220b5ac449" (/etc/avahi/services/ssh.service) successfully established.
avahi | Service "8f220b5ac449" (/etc/avahi/services/sftp-ssh.service) successfully established.
avahi | Service "PSMB" (/etc/avahi/services/mpsu.service) successfully established.
那么,如何配置才能搜索我的服务?
我想获取运行 docker 的主机的主机信息。
解决方法
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