我想要一些关于环境变量的podman-compose和podman的输入(我尝试使用docker和docker-compose,结果相同),请考虑以下场景:
我在/tmp/my-binaries中有一个二进制文件/tmp/my-binaries
#!/bin/sh
echo "Hello World"我创建了一个docker-compose.yml
version: "3"
services:
test-container:
image: python:3.9-slim
environment:
- PATH="/home/minkiu/.local/bin:/home/minkiu/bin:/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/home/minkiu/.pyenv/bin:/tmp/my_binaries"
volumes:
- "/tmp/my_binaries:/tmp/my_binaries"
command: ["my-binary"]在这里,我试图将我有二进制文件的目录附加到PATH中,并使用volumes键映射它。
现在我的期望是,在podman-compose up上,我应该看到Hello World,但事实并非如此,我得到:
Error: unable to start container <container-id>: executable file `my-binary` not found in $PATH: No such file or directory: OCI runtime attempted to invoke a command that was not found
125默认情况下,podman-compose的输出相当冗长,因此我可以看到以下命令:
podman create --name=podman-test_test-container_1 --pod=podman-test --label io.podman.compose.config-hash=123 --label io.podman.compose.project=podman-test --label io.podman.compose.version=0.0.1 --label com.docker.compose.container-number=1 --label com.docker.compose.service=test-container -e PATH="/home/minkiu/.local/bin:/home/minkiu/bin:/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/home/minkiu/.pyenv/bin:/tmp/my_binaries" -v /tmp/my_binaries:/tmp/my_binaries --add-host test-container:127.0.0.1 --add-host podman-test_test-container_1:127.0.0.1 python:3.9-slim my-binary因此,我获取相同的命令,并执行一个podman run
podman run --rm -e PATH="/home/minkiu/.local/bin:/home/minkiu/bin:/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/home/minkiu/.pyenv/bin:/tmp/my_binaries" -v /tmp/my_binaries:/tmp/my_binaries python:3.9-slim my-binary我得到了预期的输出。
一些研究让我意识到run是create, start and attach。
所以我的问题是,为什么不通过podman-compose和podman run工作?
podman run真的比podman {create,start,attach}更像吗?
干杯。
发布于 2021-10-30 10:45:29
在我的环境中,我遇到了与SELinux配置相关的问题。所以我用发情器( estra :Z in volumes )解决了这个问题
version: "3"
services:
test-container:
image: python:3.9-slim
environment:
- PATH="/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/tmp/my_binaries"
volumes:
- /tmp/my_binaries:/tmp/my_binaries:Z
command: ["/tmp/my_binaries/my-binary"]脚本/tmp/my_binaries/my-binary必须是可执行的。如果没有,将显示以下错误:
open executable: Permission denied: OCI permission denied以下是完整的输出:
$ podman-compose up
using podman version: podman version 3.4.1
podman pod create --name=tests --share net
8739e69897f2b7c7d004c7ea83df3b3a5fd22db6533720bfd6bffcd0040d651e
0
podman create --name=tests_test-container_1 --pod=tests --label io.podman.compose.config-hash=123 --label io.podman.compose.project=tests --label io.podman.compose.version=0.0.1 --label com.docker.compose.container-number=1 --label com.docker.compose.service=test-container -e PATH="/usr/local/bin:/usr/local/sbin:/usr/bin:/usr/sbin:/tmp/my_binaries" -v /tmp/my_binaries:/tmp/my_binaries:Z --add-host test-container:127.0.0.1 --add-host tests_test-container_1:127.0.0.1 python:3.9-slim /tmp/my_binaries/my-binary
6560b3335990700d0cec69a103404cadab52bbfd436e90347032bb6716265e94
0
podman start -a tests_test-container_1
Hello World
0https://stackoverflow.com/questions/69744137
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