How can I solve this problems!!!
[root@pd2 letsencrypt]# ./letsencrypt-auto certonly -a standalone
Bootstrapping dependencies for RedHat-based OSes… (you can skip this with --no-bootstrap)
yum is /usr/bin/yum
Loaded plugins: fastestmirror, priorities, refresh-packagekit, security
Setting up Install Process
Loading mirror speeds from cached hostfile
- base: ftp.daumkakao.com
- epel: mirror.premi.st
- extras: ftp.daumkakao.com
- ius: ftp.neowiz.com
- rpmforge: mirror.fairway.ne.jp
- updates: ftp.daumkakao.com
Package gcc-4.4.7-18.el6.x86_64 already installed and latest version
Package augeas-libs-1.0.0-10.el6.x86_64 already installed and latest version
Package openssl-1.0.1e-57.el6.x86_64 already installed and latest version
Package openssl-devel-1.0.1e-57.el6.x86_64 already installed and latest version
Package libffi-devel-3.0.5-3.2.el6.x86_64 already installed and latest version
Package redhat-rpm-config-9.0.3-51.el6.centos.noarch already installed and latest version
Package ca-certificates-2016.2.10-65.4.el6.noarch already installed and latest version
Package python-2.6.6-66.el6_8.x86_64 already installed and latest version
Package python-devel-2.6.6-66.el6_8.x86_64 already installed and latest version
Package python-virtualenv-1.10.1-1.el6.noarch already installed and latest version
Package python-tools-2.6.6-66.el6_8.x86_64 already installed and latest version
Package python-pip-7.1.0-1.el6.noarch already installed and latest version
Package 1:mod_ssl-2.2.15-59.el6.centos.x86_64 already installed and latest version
Nothing to do
WARNING: unable to check for updates.
Creating virtual environment…
Installing Python packages…
Traceback (most recent call last):
File “/tmp/tmp.8NgBEJ2k9A/pipstrap.py”, line 146, in
exit(main())
File “/tmp/tmp.8NgBEJ2k9A/pipstrap.py”, line 130, in main
for url, digest in PACKAGES]
File “/tmp/tmp.8NgBEJ2k9A/pipstrap.py”, line 112, in hashed_download
response = opener().open(url)
File “/usr/local/lib/python2.7/urllib2.py”, line 431, in open
response = self._open(req, data)
File “/usr/local/lib/python2.7/urllib2.py”, line 449, in _open
’_open’, req)
File “/usr/local/lib/python2.7/urllib2.py”, line 409, in _call_chain
result = func(*args)
File “/usr/local/lib/python2.7/urllib2.py”, line 1240, in https_open
context=self._context)
File “/usr/local/lib/python2.7/urllib2.py”, line 1197, in do_open
raise URLError(err)
urllib2.URLError: <urlopen error [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:590)>