Launchpad fails to build snaps with proxy authentication error

[Simon Fels]

I tried to build a snap for our modem-manager project today on https://code.launchpad.net/~snappy-hwe-team/+snap/modem-manager but all builds failed with

Fetched 57.4 MB in 6s (1085 kB/s)
Failed to fetch http://ftpmaster.internal/ubuntu/pool/main/p/python2.7
/libpython2.7-stdlib_2.7.11-7ubuntu1_armhf.deb 407 Proxy
Authentication Required Failed to fetch
http://ftpmaster.internal/ubuntu/pool/main/c/ca-certificates/ca-
certificates_20160104ubuntu1_all.deb 407 Proxy Authentication
Required
Traceback (most recent call last):
  File "/usr/share/launchpad-buildd/slavebin/buildsnap", line 194, in main
    builder.pull()
  File "/usr/share/launchpad-buildd/slavebin/buildsnap", line 135, in pull
    env=env)
  File "/usr/share/launchpad-buildd/slavebin/buildsnap", line 92, in run_build_command
    self.chroot(["/bin/sh", "-c", command], echo=echo)
  File "/usr/share/launchpad-buildd/slavebin/buildsnap", line 66, in chroot
    "/usr/bin/sudo", "/usr/sbin/chroot", self.chroot_path] + args)
  File "/usr/lib/python2.7/subprocess.py", line 540, in check_call
    raise CalledProcessError(retcode, cmd)
CalledProcessError: Command '['/usr/bin/sudo', '/usr/sbin/chroot', '/home/buildd/build-SNAPBUILD-1304/chroot-autobuild', 'linux32', '/bin/sh', '-c', 'cd /build/modem-manager && env LANG=C.UTF-8 https_proxy=https://snap-proxy.launchpad.net:3128 http_proxy=http://snap-proxy.launchpad.net:3128 SNAPCRAFT_LOCAL_SOURCES=1 snapcraft pull']' returned non-zero exit status 1

Example build for this is https://code.launchpad.net/~snappy-hwe-team/+snap/modem-manager/+build/1304

[keshavbhatt (keshavnrj)]

Same happened with me while building snap package of my application:

make[1]: Nothing to be done for 'install'.
make[1]: Leaving directory '/build/temperory-snap/parts/qt57/build/qtqa'
Staging qt57
Preparing to pull whatsapp-qt

Ign http://ppa.launchpad.net/snappy-dev/tools/ubuntu xenial InRelease

Ign http://ftpmaster.internal/ubuntu xenial InRelease

Ign http://ppa.launchpad.net/snappy-dev/tools/ubuntu xenial Release

Ign http://ftpmaster.internal/ubuntu xenial-security InRelease

Ign http://ftpmaster.internal/ubuntu xenial-updates InRelease

Ign http://ppa.launchpad.net/snappy-dev/tools/ubuntu xenial/main amd64 Packages.diff/Index

Ign http://ftpmaster.internal/ubuntu xenial Release

Err http://ppa.launchpad.net/snappy-dev/tools/ubuntu xenial/main all Packages

  407 Proxy Authentication Required

Ign http://ppa.launchpad.net/snappy-dev/tools/ubuntu xenial/main Translation-en.diff/Index

Ign http://ftpmaster.internal/ubuntu xenial-security Release

Err http://ppa.launchpad.net/snappy-dev/tools/ubuntu xenial/main amd64 Packages

  407 Proxy Authentication Required

Ign http://ftpmaster.internal/ubuntu xenial-updates Release