X-Git-Url: http://xvm.mit.edu/gitweb/invirt/packages/invirt-web.git/blobdiff_plain/87f5f2ecd88d621e375f43a0dda7e3bcf7d1c070..c8d4c0b540095113a4c605b445536050791ba7c9:/code/main.py diff --git a/code/main.py b/code/main.py index b0fa833..47f9b01 100755 --- a/code/main.py +++ b/code/main.py @@ -12,9 +12,9 @@ import simplejson import sys import time import urllib -import os +import socket +import cherrypy from StringIO import StringIO - def revertStandardError(): """Move stderr to stdout, and return the contents of the old stderr.""" errio = sys.stderr @@ -45,6 +45,111 @@ from invirt.database import Machine, CDROM, session, connect, MachineAccess, Typ from invirt.config import structs as config from invirt.common import InvalidInput, CodeError +from view import View + +class InvirtWeb(View): + def __init__(self): + super(self.__class__,self).__init__() + connect() + self._cp_config['tools.require_login.on'] = True + self._cp_config['tools.mako.imports'] = ['from invirt.config import structs as config', + 'from invirt import database'] + + + @cherrypy.expose + @cherrypy.tools.mako(filename="/list.mako") + def list(self): + """Handler for list requests.""" + checkpoint.checkpoint('Getting list dict') + d = getListDict(cherrypy.request.login, cherrypy.request.state) + checkpoint.checkpoint('Got list dict') + return d + index=list + + @cherrypy.expose + @cherrypy.tools.mako(filename="/help.mako") + def help(self, subject=None, simple=False): + """Handler for help messages.""" + + help_mapping = { + 'Autoinstalls': """ +The autoinstaller builds a minimal Debian or Ubuntu system to run as a +ParaVM. You can access the resulting system by logging into the serial console server +with your Kerberos tickets; there is no root password so sshd will +refuse login.

+ +

Under the covers, the autoinstaller uses our own patched version of +xen-create-image, which is a tool based on debootstrap. If you log +into the serial console while the install is running, you can watch +it. +""", + 'ParaVM Console': """ +ParaVM machines do not support local console access over VNC. To +access the serial console of these machines, you can SSH with Kerberos +to %s, using the name of the machine as your +username.""" % config.console.hostname, + 'HVM/ParaVM': """ +HVM machines use the virtualization features of the processor, while +ParaVM machines rely on a modified kernel to communicate directly with +the hypervisor. HVMs support boot CDs of any operating system, and +the VNC console applet. The three-minute autoinstaller produces +ParaVMs. ParaVMs typically are more efficient, and always support the +console server.

+ +

More details are on the +wiki, including steps to prepare an HVM guest to boot as a ParaVM +(which you can skip by using the autoinstaller to begin with.)

+ +

We recommend using a ParaVM when possible and an HVM when necessary. +""", + 'CPU Weight': """ +Don't ask us! We're as mystified as you are.""", + 'Owner': """ +The owner field is used to determine quotas. It must be the name of a +locker that you are an AFS administrator of. In particular, you or an +AFS group you are a member of must have AFS rlidwka bits on the +locker. You can check who administers the LOCKER locker using the +commands 'attach LOCKER; fs la /mit/LOCKER' on Athena.) See also administrator.""", + 'Administrator': """ +The administrator field determines who can access the console and +power on and off the machine. This can be either a user or a moira +group.""", + 'Quotas': """ +Quotas are determined on a per-locker basis. Each locker may have a +maximum of 512 mebibytes of active ram, 50 gibibytes of disk, and 4 +active machines.""", + 'Console': """ +Framebuffer: At a Linux boot prompt in your VM, try +setting fb=false to disable the framebuffer. If you don't, +your machine will run just fine, but the applet's display of the +console will suffer artifacts. +""", + 'Windows': """ +Windows Vista: The Vista image is licensed for all MIT students and will automatically activate off the network; see the licensing confirmation e-mail for details. The installer requires 512 MiB RAM and at least 7.5 GiB disk space (15 GiB or more recommended).
+Windows XP: This is the volume license CD image. You will need your own volume license key to complete the install. We do not have these available for the general MIT community; ask your department if they have one. +""" + } + + if not subject: + subject = sorted(help_mapping.keys()) + if not isinstance(subject, list): + subject = [subject] + + return dict(simple=simple, + subjects=subject, + mapping=help_mapping) + help._cp_config['tools.require_login.on'] = False + + @cherrypy.expose + @cherrypy.tools.mako(filename="/helloworld.mako") + def helloworld(self, **kwargs): + return {'request': cherrypy.request, 'kwargs': kwargs} + helloworld._cp_config['tools.require_login.on'] = False + def pathSplit(path): if path.startswith('/'): path = path[1:] @@ -68,16 +173,6 @@ class Checkpoint: checkpoint = Checkpoint() -def jquote(string): - return "'" + string.replace('\\', '\\\\').replace("'", "\\'").replace('\n', '\\n') + "'" - -def helppopup(subj): - """Return HTML code for a (?) link to a specified help topic""" - return ('(?)') - def makeErrorPre(old, addition): if addition is None: return @@ -88,7 +183,6 @@ def makeErrorPre(old, addition): Template.database = database Template.config = config -Template.helppopup = staticmethod(helppopup) Template.err = None class JsonDict: @@ -151,7 +245,7 @@ def parseCreate(username, state, fields): kws = dict([(kw, fields.getfirst(kw)) for kw in 'name description owner memory disksize vmtype cdrom autoinstall'.split()]) validate = validation.Validate(username, state, strict=True, **kws) return dict(contact=username, name=validate.name, description=validate.description, memory=validate.memory, - disksize=validate.disksize, owner=validate.owner, machine_type=validate.vmtype, + disksize=validate.disksize, owner=validate.owner, machine_type=getattr(validate, 'vmtype', Defaults.type), cdrom=getattr(validate, 'cdrom', None), autoinstall=getattr(validate, 'autoinstall', None)) @@ -217,13 +311,6 @@ def getListDict(username, state): can_clone=can_clone) return d -def listVms(username, state, path, fields): - """Handler for list requests.""" - checkpoint.checkpoint('Getting list dict') - d = getListDict(username, state) - checkpoint.checkpoint('Got list dict') - return templates.list(searchList=[d]) - def vnc(username, state, path, fields): """VNC applet page. @@ -425,86 +512,6 @@ def modify(username, state, path, fields): info_dict['result'] = result return templates.info(searchList=[info_dict]) - -def helpHandler(username, state, path, fields): - """Handler for help messages.""" - simple = fields.getfirst('simple') - subjects = fields.getlist('subject') - - help_mapping = { - 'Autoinstalls': """ -The autoinstaller builds a minimal Debian or Ubuntu system to run as a -ParaVM. You can access the resulting system by logging into the serial console server -with your Kerberos tickets; there is no root password so sshd will -refuse login.

- -

Under the covers, the autoinstaller uses our own patched version of -xen-create-image, which is a tool based on debootstrap. If you log -into the serial console while the install is running, you can watch -it. -""", - 'ParaVM Console': """ -ParaVM machines do not support local console access over VNC. To -access the serial console of these machines, you can SSH with Kerberos -to %s, using the name of the machine as your -username.""" % config.console.hostname, - 'HVM/ParaVM': """ -HVM machines use the virtualization features of the processor, while -ParaVM machines rely on a modified kernel to communicate directly with -the hypervisor. HVMs support boot CDs of any operating system, and -the VNC console applet. The three-minute autoinstaller produces -ParaVMs. ParaVMs typically are more efficient, and always support the -console server.

- -

More details are on the -wiki, including steps to prepare an HVM guest to boot as a ParaVM -(which you can skip by using the autoinstaller to begin with.)

- -

We recommend using a ParaVM when possible and an HVM when necessary. -""", - 'CPU Weight': """ -Don't ask us! We're as mystified as you are.""", - 'Owner': """ -The owner field is used to determine quotas. It must be the name of a -locker that you are an AFS administrator of. In particular, you or an -AFS group you are a member of must have AFS rlidwka bits on the -locker. You can check who administers the LOCKER locker using the -commands 'attach LOCKER; fs la /mit/LOCKER' on Athena.) See also administrator.""", - 'Administrator': """ -The administrator field determines who can access the console and -power on and off the machine. This can be either a user or a moira -group.""", - 'Quotas': """ -Quotas are determined on a per-locker basis. Each locker may have a -maximum of 512 mebibytes of active ram, 50 gibibytes of disk, and 4 -active machines.""", - 'Console': """ -Framebuffer: At a Linux boot prompt in your VM, try -setting fb=false to disable the framebuffer. If you don't, -your machine will run just fine, but the applet's display of the -console will suffer artifacts. -""", - 'Windows': """ -Windows Vista: The Vista image is licensed for all MIT students and will automatically activate off the network; see the licensing confirmation e-mail for details. The installer requires 512 MiB RAM and at least 7.5 GiB disk space (15 GiB or more recommended).
-Windows XP: This is the volume license CD image. You will need your own volume license key to complete the install. We do not have these available for the general MIT community; ask your department if they have one. -""" - } - - if not subjects: - subjects = sorted(help_mapping.keys()) - - d = dict(user=username, - simple=simple, - subjects=subjects, - mapping=help_mapping) - - return templates.help(searchList=[d]) - - def badOperation(u, s, p, e): """Function called when accessing an unknown URI.""" return ({'Status': '404 Not Found'}, 'Invalid operation.') @@ -608,16 +615,16 @@ def info(username, state, path, fields): def unauthFront(_, _2, _3, fields): """Information for unauth'd users.""" return templates.unauth(searchList=[{'simple' : True, - 'hostname' : os.uname()[1]}]) + 'hostname' : socket.getfqdn()}]) def admin(username, state, path, fields): if path == '': return ({'Status': '303 See Other', 'Location': 'admin/'}, "You shouldn't see this message.") - if not username in getAfsGroupMembers(config.web.adminacl, 'athena.mit.edu'): + if not username in getAfsGroupMembers(config.adminacl, 'athena.mit.edu'): raise InvalidInput('username', username, - 'Not in admin group %s.' % config.web.adminacl) + 'Not in admin group %s.' % config.adminacl) newstate = State(username, isadmin=True) newstate.environ = state.environ return handler(username, newstate, path, fields) @@ -626,13 +633,11 @@ def throwError(_, __, ___, ____): """Throw an error, to test the error-tracing mechanisms.""" raise RuntimeError("test of the emergency broadcast system") -mapping = dict(list=listVms, - vnc=vnc, +mapping = dict(vnc=vnc, command=command, modify=modify, info=info, create=create, - help=helpHandler, unauth=unauthFront, admin=admin, overlord=admin, @@ -672,21 +677,6 @@ def show_error(op, username, fields, err, emsg, traceback): d['details'] = details return templates.error(searchList=[d]) -def getUser(environ): - """Return the current user based on the SSL environment variables""" - user = environ.get('REMOTE_USER') - if user is None: - return - - if environ.get('AUTH_TYPE') == 'Negotiate': - # Convert the krb5 principal into a krb4 username - if not user.endswith('@%s' % config.kerberos.realm): - return - else: - return user.split('@')[0].replace('/', '.') - else: - return user - def handler(username, state, path, fields): operation, path = pathSplit(path) if not operation: