当 download.ceph.com 网站/repo 关闭时，使用ceph-deploy install ...失败。有没有办法从镜像安装？在文档中您可以看到--repo-url选项，但它似乎仍然从 download.ceph.com 下载。见下文：
ceph-deploy install --repo-url http://eu.ceph.com/debian-jewel/ ogw01
[ceph_deploy.conf][DEBUG ] found configuration file at: /home/bstor/.cephdeploy.conf
[ceph_deploy.cli][INFO ] Invoked (1.5.35): /usr/bin/ceph-deploy install --repo-url http://eu.ceph.com/debian-jewel/ ogw01
[ceph_deploy.cli][INFO ] ceph-deploy options:
[ceph_deploy.cli][INFO ] verbose : False
[ceph_deploy.cli][INFO ] testing : None
[ceph_deploy.cli][INFO ] cd_conf : <ceph_deploy.conf.cephdeploy.Conf instance at 0x7faec06d8638>
[ceph_deploy.cli][INFO ] cluster : ceph
[ceph_deploy.cli][INFO ] dev_commit : None
[ceph_deploy.cli][INFO ] install_mds : False
[ceph_deploy.cli][INFO ] stable : None
[ceph_deploy.cli][INFO ] default_release : False
[ceph_deploy.cli][INFO ] username : None
[ceph_deploy.cli][INFO ] adjust_repos : True
[ceph_deploy.cli][INFO ] func : <function install at 0x7faec0b1b230>
[ceph_deploy.cli][INFO ] install_all : False
[ceph_deploy.cli][INFO ] repo : False
[ceph_deploy.cli][INFO ] host : ['ogw01']
[ceph_deploy.cli][INFO ] install_rgw : False
[ceph_deploy.cli][INFO ] install_tests : False
[ceph_deploy.cli][INFO ] repo_url : http://eu.ceph.com/debian-jewel/
[ceph_deploy.cli][INFO ] ceph_conf : None
[ceph_deploy.cli][INFO ] install_osd : False
[ceph_deploy.cli][INFO ] version_kind : stable
[ceph_deploy.cli][INFO ] install_common : False
[ceph_deploy.cli][INFO ] overwrite_conf : False
[ceph_deploy.cli][INFO ] quiet : False
[ceph_deploy.cli][INFO ] dev : master
[ceph_deploy.cli][INFO ] nogpgcheck : False
[ceph_deploy.cli][INFO ] local_mirror : None
[ceph_deploy.cli][INFO ] release : None
[ceph_deploy.cli][INFO ] install_mon : False
[ceph_deploy.cli][INFO ] gpg_url : None
[ceph_deploy.install][DEBUG ] Installing stable version jewel on cluster ceph hosts ogw01
[ceph_deploy.install][DEBUG ] Detecting platform for host ogw01 ...
[ogw01][DEBUG ] connection detected need for sudo
[ogw01][DEBUG ] connected to host: ogw01
[ogw01][DEBUG ] detect platform information from remote host
[ogw01][DEBUG ] detect machine type
[ceph_deploy.install][INFO ] Distro info: Ubuntu 16.04 xenial
[ogw01][INFO ] installing Ceph on ogw01
[ceph_deploy.install][WARNIN] --gpg-url was not used, will fallback
[ceph_deploy.install][WARNIN] using GPG fallback: https://download.ceph.com/keys/release.asc
[ogw01][INFO ] using custom repository location: http://eu.ceph.com/debian-jewel/
[ogw01][INFO ] Running command: sudo wget -O release.asc https://download.ceph.com/keys/release.asc
[ogw01][WARNIN] --2016-10-11 14:06:38-- https://download.ceph.com/keys/release.asc
[ogw01][WARNIN] Resolving download.ceph.com (download.ceph.com)... 173.236.253.173, 2607:f298:6050:51f3:f816:3eff:fe71:9135