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95 lines
2.9 KiB
Python
95 lines
2.9 KiB
Python
"""Contains UI methods for Apache operations."""
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import logging
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import os
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import zope.component
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from letsencrypt import interfaces
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import letsencrypt.display.util as display_util
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logger = logging.getLogger(__name__)
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def select_vhost(domain, vhosts):
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"""Select an appropriate Apache Vhost.
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:param vhosts: Available Apache Virtual Hosts
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:type vhosts: :class:`list` of type `~obj.Vhost`
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:returns: VirtualHost or `None`
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:rtype: `~obj.Vhost` or `None`
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"""
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if not vhosts:
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return None
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while True:
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code, tag = _vhost_menu(domain, vhosts)
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if code == display_util.HELP:
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_more_info_vhost(vhosts[tag])
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elif code == display_util.OK:
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return vhosts[tag]
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else:
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return None
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def _vhost_menu(domain, vhosts):
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"""Select an appropriate Apache Vhost.
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:param vhosts: Available Apache Virtual Hosts
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:type vhosts: :class:`list` of type `~obj.Vhost`
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:returns: Display tuple - ('code', tag')
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:rtype: `tuple`
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"""
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# Free characters in the line of display text (9 is for ' | ' formatting)
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free_chars = display_util.WIDTH - len("HTTPS") - len("Enabled") - 9
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if free_chars < 2:
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logger.debug("Display size is too small for "
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"letsencrypt_apache.display_ops._vhost_menu()")
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# This runs the edge off the screen, but it doesn't cause an "error"
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filename_size = 1
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disp_name_size = 1
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else:
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# Filename is a bit more important and probably longer with 000-*
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filename_size = int(free_chars * .6)
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disp_name_size = free_chars - filename_size
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choices = []
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for vhost in vhosts:
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if len(vhost.get_names()) == 1:
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disp_name = next(iter(vhost.get_names()))
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elif len(vhost.get_names()) == 0:
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disp_name = ""
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else:
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disp_name = "Multiple Names"
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choices.append(
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"{fn:{fn_size}s} | {name:{name_size}s} | {https:5s} | "
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"{active:7s}".format(
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fn=os.path.basename(vhost.filep)[:filename_size],
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name=disp_name[:disp_name_size],
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https="HTTPS" if vhost.ssl else "",
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active="Enabled" if vhost.enabled else "",
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fn_size=filename_size,
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name_size=disp_name_size)
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)
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code, tag = zope.component.getUtility(interfaces.IDisplay).menu(
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"We were unable to find a vhost with a ServerName or Address of {0}.{1}"
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"Which virtual host would you like to choose?".format(
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domain, os.linesep),
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choices, help_label="More Info", ok_label="Select")
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return code, tag
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def _more_info_vhost(vhost):
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zope.component.getUtility(interfaces.IDisplay).notification(
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"Virtual Host Information:{0}{1}{0}{2}".format(
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os.linesep, "-" * (display_util.WIDTH - 4), str(vhost)),
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height=display_util.HEIGHT)
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