apt出现no public key available for the following key IDs

昨天在163为开源做贡献 网易推出开源软件镜像这篇文章说到网易的开源第一步，想说在我的debian上测试一下速度，结果被提示:

W: There is no public key available for the following key IDs:

4D270D06F42584E6

W: You may want to run apt-get update to correct these problems

root@debian:/etc/apt# apt-get update

Get:1 http://mirrors.163.com stable Release.gpg [386B]

Hit http://mirrors.163.com stable Release

Ign http://mirrors.163.com stable/main Sources/DiffIndex

Hit http://mirrors.163.com stable/main Sources

Fetched 1B in 0s (27B/s)

Reading package lists... Done

W: There is no public key available for the following key IDs:

4D270D06F42584E6

W: You may want to run apt-get update to correct these problems

解决的办法为:

apt-get install debian-keyring debian-archive-keyring

然后

apt-key update

root@debian:/etc/apt# apt-get install debian-keyring debian-archive-keyring

Reading package lists... Done

Building dependency tree... Done

The following NEW packages will be installed:

debian-keyring

The following packages will be upgraded:

debian-archive-keyring

1 upgraded, 1 newly installed, 0 to remove and 266 not upgraded.

Need to get 21.1MB of archives.

After unpacking 26.0MB of additional disk space will be used.

Get:1 http://debian.cn99.com stable/main debian-archive-keyring 2009.01.31 [12.8kB]

Get:2 http://debian.cn99.com stable/main debian-keyring 2009.01.18 [21.1MB]

Fetched 21.1MB in 7s (2848kB/s)

(Reading database ... 29393 files and directories currently installed.)

Preparing to replace debian-archive-keyring 2007.07.31~etch1 (using .../debian-archive-keyring_2009.01.31_all.deb) ...

Unpacking replacement debian-archive-keyring ...

Setting up debian-archive-keyring (2009.01.31) ...

gpg: key 6070D3A1: "Debian Archive Automatic Signing Key (4.0/etch) ftpmaster@debian.org" not changed

gpg: key ADB11277: "Etch Stable Release Key debian-release@lists.debian.org" not changed

gpg: key BBE55AB3: "Debian-Volatile Archive Automatic Signing Key (4.0/etch)" not changed

gpg: key F42584E6: public key "Lenny Stable Release Key debian-release@lists.debian.org" imported

gpg: key 55BE302B: public key "Debian Archive Automatic Signing Key (5.0/lenny) ftpmaster@debian.org" imported

gpg: key 6D849617: public key "Debian-Volatile Archive Automatic Signing Key (5.0/lenny)" imported

gpg: Total number processed: 6

gpg: imported: 3 (RSA: 2)

gpg: unchanged: 3

gpg: no ultimately trusted keys found

Selecting previously deselected package debian-keyring.

(Reading database ... 29393 files and directories currently installed.)

Unpacking debian-keyring (from .../debian-keyring_2009.01.18_all.deb) ...

Setting up debian-keyring (2009.01.18) ...

root@debian:/etc/apt# apt-key update

gpg: key 6070D3A1: "Debian Archive Automatic Signing Key (4.0/etch) ftpmaster@debian.org" not changed

gpg: key ADB11277: "Etch Stable Release Key debian-release@lists.debian.org" not changed

gpg: key BBE55AB3: "Debian-Volatile Archive Automatic Signing Key (4.0/etch)" not changed

gpg: key F42584E6: "Lenny Stable Release Key debian-release@lists.debian.org" not changed

gpg: key 55BE302B: "Debian Archive Automatic Signing Key (5.0/lenny) ftpmaster@debian.org" not changed

gpg: key 6D849617: "Debian-Volatile Archive Automatic Signing Key (5.0/lenny)" not changed

gpg: Total number processed: 6

gpg: unchanged: 6

就解决了~

root@debian:/etc/apt# apt-get update

Get:1 http://debian.cn99.com stable Release.gpg [386B]

Hit http://debian.cn99.com stable Release

Ign http://debian.cn99.com stable/main Packages/DiffIndex

Ign http://debian.cn99.com stable/main Sources/DiffIndex

Hit http://debian.cn99.com stable/main Packages

Hit http://debian.cn99.com stable/main Sources

Fetched 1B in 0s (11B/s)

Reading package lists... Done