WSL Debian环境下无法升级gcloud CLI的问题求助

问题背景 #

在Windows 10的WSL Debian环境中，尝试将gcloud CLI从376.0.0版本升级到381.0.0版本（升级到最新版也会触发同类错误，缩小版本跨度无法解决），执行命令 sudo apt-get update && sudo apt-get install google-cloud-cli=381.0.0-0 时出现报错，核心错误为dpkg尝试覆盖文件失败。

报错信息 #

sudo apt-get update && sudo apt-get install google-cloud-cli=381.0.0-0
Hit:1 http://security.debian.org/debian-security bullseye-security InRelease
Hit:2 http://deb.debian.org/debian bullseye InRelease
Hit:3 http://ftp.debian.org/debian bullseye-backports InRelease
Hit:4 http://deb.debian.org/debian bullseye-updates InRelease
Hit:5 https://dl.google.com/linux/chrome/deb stable InRelease
Hit:6 https://packages.cloud.google.com/apt cloud-sdk-bullseye InRelease
Hit:7 https://packages.cloud.google.com/apt cloud-sdk InRelease
Hit:8 https://packages.microsoft.com/debian/10/prod buster InRelease
Hit:9 https://apt.releases.hashicorp.com bullseye InRelease
Get:10 https://cli.github.com/packages stable InRelease [3,917 B]
Err:10 https://cli.github.com/packages stable InRelease
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 23F3D4EA75716059
Reading package lists... Done
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: https://cli.github.com/packages stable InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 23F3D4EA75716059
W: Failed to fetch https://cli.github.com/packages/dists/stable/InRelease  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 23F3D4EA75716059
W: Some index files failed to download. They have been ignored, or old ones used instead.
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Suggested packages:
  google-cloud-cli-app-engine-java google-cloud-cli-app-engine-python google-cloud-cli-pubsub-emulator google-cloud-cli-bigtable-emulator
  google-cloud-cli-datastore-emulator kubectl
The following NEW packages will be installed:
  google-cloud-cli
0 upgraded, 1 newly installed, 0 to remove and 105 not upgraded.
Need to get 130 MB of archives.
After this operation, 705 MB of additional disk space will be used.
Get:1 https://packages.cloud.google.com/apt cloud-sdk-bullseye/main amd64 google-cloud-cli all 381.0.0-0 [130 MB]
Ign:1 https://packages.cloud.google.com/apt cloud-sdk-bullseye/main amd64 google-cloud-cli all 381.0.0-0
Get:1 https://packages.cloud.google.com/apt cloud-sdk-bullseye/main amd64 google-cloud-cli all 381.0.0-0 [130 MB]
Fetched 130 MB in 50s (2,584 kB/s)
(Reading database ... 133563 files and directories currently installed.)
Preparing to unpack .../google-cloud-cli_381.0.0-0_all.deb ...
Unpacking google-cloud-cli (381.0.0-0) ...
dpkg: error processing archive /var/cache/apt/archives/google-cloud-cli_381.0.0-0_all.deb (--unpack):
 trying to overwrite '/usr/share/google-cloud-sdk/VERSION', which is also in package google-cloud-sdk 376.0.0-0
dpkg-deb: error: paste subprocess was killed by signal (Broken pipe)
Errors were encountered while processing:
 /var/cache/apt/archives/google-cloud-cli_381.0.0-0_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

问题原因 #

核心原因是包名冲突：Google将gcloud CLI的Debian包名从旧版的google-cloud-sdk改为了新版的google-cloud-cli，两个包会共享部分文件（比如/usr/share/google-cloud-sdk/VERSION），导致dpkg无法覆盖安装。

解决步骤 #

1. 彻底卸载旧版的google-cloud-sdk包：

sudo apt-get remove --purge google-cloud-sdk

2. 清理系统中残留的无用依赖和缓存文件：

sudo apt-get autoremove && sudo apt-get clean

3. 重新执行目标版本的安装命令：

sudo apt-get update && sudo apt-get install google-cloud-cli=381.0.0-0

如果需要直接升级到最新版本，可简化命令为：

sudo apt-get update && sudo apt-get install google-cloud-cli

额外说明 #

报错中出现的GitHub CLI仓库公钥错误（NO_PUBKEY 23F3D4EA75716059）与gcloud升级无关，若要解决该问题，可执行以下命令导入对应公钥：

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 23F3D4EA75716059

内容的提问来源于stack exchange，提问作者Ben Franklin