Public bug reported: add-apt-repository exits happily even if it failed adding the key:
$ sudo env LANGUAGE=en add-apt-repository ppa:launchpad/buildd-staging -k hkp://bad-server/ Buildd staging packages for Launchpad. New packages are staged here for testing on the staging PPA buildds. More info: https://launchpad.net/~launchpad/+archive/ubuntu/buildd-staging Press [ENTER] to continue or ctrl-c to cancel adding it gpg: keyring `/tmp/tmp3246v7n8/secring.gpg' created gpg: keyring `/tmp/tmp3246v7n8/pubring.gpg' created gpg: requesting key 0A5174AF from hkp server bad-server ?: bad-server: Host not found gpgkeys: HTTP fetch error 7: couldn't connect: Success gpg: no valid OpenPGP data found. gpg: Total number processed: 0 gpg: keyserver communications error: keyserver unreachable gpg: keyserver communications error: public key not found gpg: keyserver receive failed: public key not found $ echo $? 0 ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: software-properties-common 0.96.17 ProcVersionSignature: Ubuntu 4.3.0-5.16-generic 4.3.3 Uname: Linux 4.3.0-5-generic x86_64 ApportVersion: 2.19.3-0ubuntu2 Architecture: amd64 CurrentDesktop: Unity Date: Mon Jan 11 17:17:56 2016 PackageArchitecture: all SourcePackage: software-properties UpgradeStatus: Upgraded to xenial on 2015-10-28 (74 days ago) ** Affects: software-properties (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug xenial -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1532855 Title: add-apt-repository exits with 0 even when adding key failed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-properties/+bug/1532855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs