ubuntu
ubuntu sh改为 bash
bash
$ ls -l /bin/sh #检查/bin/sh的链接
#手动修改符号链接
rm /bin/sh
ln -s /bin/bash /bin/sh可视化页面
sudo dpkg-reconfigure dash在 Docker 容器中永久修改 PATH
无效的方法
dockerfile
#RUN rm /bin/sh && ln -s /bin/bash /bin/sh
#RUN echo 'export PATH="/root/.git-ai/bin:$PATH"' >> /root/.profiledockerfile
ENV PATH="/root/.git-ai/bin:${PATH}"https://blog.csdn.net/login65536/article/details/138541241
24.04LTS 后，apt源的位置替换到了/etc/apt/sources.list.d/ubuntu.sources中
bash
$ cat /etc/apt/sources.list
# Ubuntu sources have moved to the /etc/apt/sources.list.d/ubuntu.sources
# file, which uses the deb822 format. Use deb822-formatted .sources files
# to manage package sources in the /etc/apt/sources.list.d/ directory.
# See the sources.list(5) manual page for details.bash
$ cat /etc/apt/sources.list.d/ubuntu.sources
# Ubuntu sources have moved to the /etc/apt/sources.list.d/ubuntu.sources
# file, which uses the deb822 format. Use deb822-formatted .sources files
# to manage package sources in the /etc/apt/sources.list.d/ directory.
# See the sources.list(5) manual page for details.
root@a88cd8847fbd:/# cat /etc/apt/sources.list.d/ubuntu.sources
# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
## Ubuntu distribution repository
##
## The following settings can be adjusted to configure which packages to use from Ubuntu.
## Mirror your choices (except for URIs and Suites) in the security section below to
## ensure timely security updates.
##
## Types: Append deb-src to enable the fetching of source package.
## URIs: A URL to the repository (you may add multiple URLs)
## Suites: The following additional suites can be configured
## <name>-updates - Major bug fix updates produced after the final release of the
## distribution.
## <name>-backports - software from this repository may not have been tested as
## extensively as that contained in the main release, although it includes
## newer versions of some applications which may provide useful features.
## Also, please note that software in backports WILL NOT receive any review
## or updates from the Ubuntu security team.
## Components: Aside from main, the following components can be added to the list
## restricted - Software that may not be under a free license, or protected by patents.
## universe - Community maintained packages. Software in this repository receives maintenance
## from volunteers in the Ubuntu community, or a 10 year security maintenance
## commitment from Canonical when an Ubuntu Pro subscription is attached.
## multiverse - Community maintained of restricted. Software from this repository is
## ENTIRELY UNSUPPORTED by the Ubuntu team, and may not be under a free
## licence. Please satisfy yourself as to your rights to use the software.
## Also, please note that software in multiverse WILL NOT receive any
## review or updates from the Ubuntu security team.
##
## See the sources.list(5) manual page for further settings.
Types: deb
URIs: http://archive.ubuntu.com/ubuntu/
Suites: resolute resolute-updates resolute-backports
Components: main universe restricted multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpg
## Ubuntu security updates. Aside from URIs and Suites,
## this should mirror your choices in the previous section.
Types: deb
URIs: http://security.ubuntu.com/ubuntu/
Suites: resolute-security
Components: main universe restricted multiverse
Signed-By: /usr/share/keyrings/ubuntu-archive-keyring.gpgbash
sudo mv /etc/apt/sources.list.d/ubuntu.sources /etc/apt/backup-sources.list.d-ubuntu.sources
sudo vim /etc/apt/sources.list.d/tuna.sources
sudo cp -a /etc/apt/sources.list.d/ubuntu.sources /etc/apt/backup-sources.list.d-ubuntu.sources
sudo sed -i "s@http://.*archive.ubuntu.com@http://mirrors.huaweicloud.com@g" /etc/apt/sources.list.d/ubuntu.sources
sudo sed -i "s@http://.*security.ubuntu.com@http://mirrors.huaweicloud.com@g" /etc/apt/sources.list.d/ubuntu.sources