url_available() doesn't support the "mirror" method

[Michael Polenchuk]

Detailed bug description:
 apt-get supports a "mirror" method that will automatically select a closest mirror based on geographical location, but ... deployments will be failing since url_available() function in connectivity_tests task doesn't support this method.

Steps to reproduce:
 Set mirror://mirrors.ubuntu.com/mirrors.txt as repository source.

Logs:
 Puppet (err): ERROR: Unable to fetch url 'mirror://mirrors.ubuntu.com/mirrors.txt', error 'undefined method `request_uri' for #<URI::Generic mirror://mirrors.ubuntu.com/mirrors.txt>'. Please verify node connectivity to this URL, or remove it from the settings page if it is invalid. on node node-4.domain.tld
/etc/puppet/modules/osnailyfacter/lib/puppet/parser/functions/url_available.rb:95:in `rescue in fetch'
/etc/puppet/modules/osnailyfacter/lib/puppet/parser/functions/url_available.rb:83:in `fetch'
/etc/puppet/modules/osnailyfacter/lib/puppet/parser/functions/url_available.rb:106:in `block (4 levels) in <top (required)>'

Workaround:
 Skip connectivity_tests task

Description of the environment:
 Fuel 10+

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/441101

[OpenStack Infra (hudson-openstack)]

Related fix proposed to branch: master
Review: https://review.openstack.org/449494

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: stable/ocata
Review: https://review.openstack.org/461145

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: stable/newton
Review: https://review.openstack.org/461146

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/441101
Committed: https://git.openstack.org/cgit/openstack/fuel-library/commit/?id=ae1c80f8fbd1d7156075a1dbf61e832b00852bb7
Submitter: Jenkins
Branch: master

commit ae1c80f8fbd1d7156075a1dbf61e832b00852bb7
Author: Michael Polenchuk <email address hidden>
Date: Fri Mar 3 16:36:06 2017 +0400

    Support a "mirror" method of apt-get

    apt-get supports a "mirror" method that will automatically select a
    closest mirror based on geographical location. So extend URI library
    to handle repository sources with mirror://

    Change-Id: I7b8018af50e431614d0d5c87ad3f1c8bad94e4d9
    Closes-Bug: #1669751

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/461146
Committed: https://git.openstack.org/cgit/openstack/fuel-library/commit/?id=c8b04173d932cb57891117b96f19d9257c91057d
Submitter: Jenkins
Branch: stable/newton

commit c8b04173d932cb57891117b96f19d9257c91057d
Author: Michael Polenchuk <email address hidden>
Date: Fri Mar 3 16:36:06 2017 +0400

    Support a "mirror" method of apt-get

    apt-get supports a "mirror" method that will automatically select a
    closest mirror based on geographical location. So extend URI library
    to handle repository sources with mirror://

    Change-Id: I7b8018af50e431614d0d5c87ad3f1c8bad94e4d9
    Closes-Bug: #1669751

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/461145
Committed: https://git.openstack.org/cgit/openstack/fuel-library/commit/?id=2ba8d872e8d38bacdbda42c04276be6c56d263cc
Submitter: Jenkins
Branch: stable/ocata

commit 2ba8d872e8d38bacdbda42c04276be6c56d263cc
Author: Michael Polenchuk <email address hidden>
Date: Fri Mar 3 16:36:06 2017 +0400

    Support a "mirror" method of apt-get

    apt-get supports a "mirror" method that will automatically select a
    closest mirror based on geographical location. So extend URI library
    to handle repository sources with mirror://

    Change-Id: I7b8018af50e431614d0d5c87ad3f1c8bad94e4d9
    Closes-Bug: #1669751

[OpenStack Infra (hudson-openstack)]

Change abandoned by Andreas Jaeger (<email address hidden>) on branch: master
Review: https://review.opendev.org/449494
Reason: This repo is retired now, no further work will get merged.

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/fuel-library ocata-eol release.