Podman : Access to Services on Containers2024/02/28 |
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If you'd like to access to services like HTTP or SSH that are running on Containers as daemons, Configure like follows.
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| [1] | For example, use a Container that [apache24] is installed. |
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root@dlp:~ # podman images REPOSITORY TAG IMAGE ID CREATED SIZE localhost/freebsd-httpd latest add46dedb2b7 7 minutes ago 1.44 GB localhost/freebsd-base latest 2527bfa5eeb4 20 hours ago 1.05 GB quay.io/centos/centos stream9 ce3ac91d4020 13 days ago 161 MB docker.io/library/ubuntu latest 3db8720ecbf5 2 weeks ago 80.4 MB # run a container and also start [httpd] # map with [-p xxx:xxx] to [(Host Port):(Container Port)] root@dlp:~ # podman run -dt -p 8081:80 freebsd-httpd /usr/local/sbin/httpd -D FOREGROUND 2f8e6e5da3702c12b84dd99f929a0e14a25b0b782f8cca56ca3a6dce071f0376root@dlp:~ # podman ps CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 2f8e6e5da370 localhost/freebsd-httpd:latest /usr/local/sbin/h... 8 seconds ago Up 8 seconds 0.0.0.0:8081->80/tcp sweet_edison # create a test page root@dlp:~ # podman exec 2f8e6e5da370 /bin/sh -c 'echo "httpd on Podman Container" > /usr/local/www/apache24/data/index.html'
# verify to access to httpd from any remote host root@dlp:~ # ssh freebsd@node01.srv.world "curl -s http://`hostname`:8081" (freebsd@node01.srv.world) Password for freebsd@node01.srv.world: httpd on Podman Container # to access from localhost, specify container IP address directly root@dlp:~ # podman exec 2f8e6e5da370 /sbin/ifconfig eth0 | grep inet
inet 10.88.0.2 netmask 0xffff0000 broadcast 10.88.255.255
root@dlp:~ # curl 10.88.0.2 httpd on Podman Container |
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