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"""Contains UI methods for Apache operations."""
import logging
import os
import zope.component
from certbot import errors
from certbot import interfaces
import certbot.display.util as display_util
logger = logging.getLogger(__name__)
def select_vhost_multiple(vhosts):
"""Select multiple Vhosts to install the certificate for
:param vhosts: Available Apache VirtualHosts
:type vhosts: :class:`list` of type `~obj.Vhost`
:returns: List of VirtualHosts
:rtype: :class:`list`of type `~obj.Vhost`
"""
if not vhosts:
return list()
tags_list = [vhost.display_repr()+"\n" for vhost in vhosts]
# Remove the extra newline from the last entry
if len(tags_list):
tags_list[-1] = tags_list[-1][:-1]
code, names = zope.component.getUtility(interfaces.IDisplay).checklist(
"Which VirtualHosts would you like to install the wildcard certificate for?",
tags=tags_list, force_interactive=True)
if code == display_util.OK:
return_vhosts = _reversemap_vhosts(names, vhosts)
return return_vhosts
return []
def _reversemap_vhosts(names, vhosts):
"""Helper function for select_vhost_multiple for mapping string
representations back to actual vhost objects"""
return_vhosts = list()
for selection in names:
for vhost in vhosts:
if vhost.display_repr().strip() == selection.strip():
return_vhosts.append(vhost)
return return_vhosts
def select_vhost(domain, vhosts):
"""Select an appropriate Apache Vhost.
:param vhosts: Available Apache VirtualHosts
:type vhosts: :class:`list` of type `~obj.Vhost`
:returns: VirtualHost or `None`
:rtype: `~obj.Vhost` or `None`
"""
if not vhosts:
return None
code, tag = _vhost_menu(domain, vhosts)
if code == display_util.OK:
return vhosts[tag]
else:
return None
def _vhost_menu(domain, vhosts):
"""Select an appropriate Apache Vhost.
:param vhosts: Available Apache Virtual Hosts
:type vhosts: :class:`list` of type `~obj.Vhost`
:returns: Display tuple - ('code', tag')
:rtype: `tuple`
"""
# Free characters in the line of display text (9 is for ' | ' formatting)
free_chars = display_util.WIDTH - len("HTTPS") - len("Enabled") - 9
if free_chars < 2:
logger.debug("Display size is too small for "
"certbot_apache.display_ops._vhost_menu()")
# This runs the edge off the screen, but it doesn't cause an "error"
filename_size = 1
disp_name_size = 1
else:
# Filename is a bit more important and probably longer with 000-*
filename_size = int(free_chars * .6)
disp_name_size = free_chars - filename_size
choices = []
for vhost in vhosts:
if len(vhost.get_names()) == 1:
disp_name = next(iter(vhost.get_names()))
elif len(vhost.get_names()) == 0:
disp_name = ""
else:
disp_name = "Multiple Names"
choices.append(
"{fn:{fn_size}s} | {name:{name_size}s} | {https:5s} | "
"{active:7s}".format(
fn=os.path.basename(vhost.filep)[:filename_size],
name=disp_name[:disp_name_size],
https="HTTPS" if vhost.ssl else "",
active="Enabled" if vhost.enabled else "",
fn_size=filename_size,
name_size=disp_name_size)
)
try:
code, tag = zope.component.getUtility(interfaces.IDisplay).menu(
"We were unable to find a vhost with a ServerName "
"or Address of {0}.{1}Which virtual host would you "
"like to choose?".format(domain, os.linesep),
choices, force_interactive=True)
except errors.MissingCommandlineFlag:
msg = (
"Encountered vhost ambiguity when trying to find a vhost for "
"{0} but was unable to ask for user "
"guidance in non-interactive mode. Certbot may need "
"vhosts to be explicitly labelled with ServerName or "
"ServerAlias directives.".format(domain))
logger.warning(msg)
raise errors.MissingCommandlineFlag(msg)
return code, tag
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