📄 srvvnetdir.py
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#============================================================================# This library is free software; you can redistribute it and/or# modify it under the terms of version 2.1 of the GNU Lesser General Public# License as published by the Free Software Foundation.## This library is distributed in the hope that it will be useful,# but WITHOUT ANY WARRANTY; without even the implied warranty of# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU# Lesser General Public License for more details.## You should have received a copy of the GNU Lesser General Public# License along with this library; if not, write to the Free Software# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA#============================================================================# Copyright (C) 2004, 2005 Mike Wray <mike.wray@hp.com>#============================================================================from xen.xend import sxpfrom xen.xend.Args import FormFnfrom xen.xend import PrettyPrintfrom xen.xend import XendVnetfrom xen.xend.XendError import XendErrorfrom xen.web.SrvDir import SrvDirclass SrvVnet(SrvDir): def __init__(self, vnetinfo): SrvDir.__init__(self) self.vnetinfo = vnetinfo self.xvnet = XendVnet.instance() def op_delete(self, op, req): val = self.xvnet.vnet_delete(self.vnetinfo.id) return val def render_POST(self, req): return self.perform(req) def render_GET(self, req): if self.use_sxp(req): req.setHeader("Content-Type", sxp.mime_type) sxp.show(self.vnetinfo.sxpr(), out=req) else: req.write('<html><head></head><body>') self.print_path(req) req.write('<p>Vnet %s</p>' % self.vnetinfo.id) req.write("<code><pre>") PrettyPrint.prettyprint(self.vnetinfo.sxpr(), out=req) req.write("</pre></code>") self.form(req) req.write('</body></html>') return '' def form(self, req): url = req.prePathURL() req.write('<form method="post" action="%s">' % url) req.write('<input type="submit" name="op" value="delete">') req.write('</form>') class SrvVnetDir(SrvDir): """Vnet directory. """ def __init__(self): SrvDir.__init__(self) self.xvnet = XendVnet.instance() def vnet(self, x): val = None vnetinfo = self.xvnet.vnet_get(x) if not vnetinfo: raise XendError('No such vnet ' + str(x)) val = SrvVnet(vnetinfo) return val def get(self, x): v = SrvDir.get(self, x) if v is not None: return v v = self.vnet(x) return v def op_create(self, op, req): fn = FormFn(self.xvnet.vnet_create, [['config', 'sxpr']]) val = fn(req.args, {}) return val def render_POST(self, req): return self.perform(req) def render_GET(self, req): if self.use_sxp(req): req.setHeader("Content-Type", sxp.mime_type) self.ls_vnet(req, 1) else: req.write("<html><head></head><body>") self.print_path(req) self.ls(req) self.ls_vnet(req) self.form(req) req.write("</body></html>") def ls_vnet(self, req, use_sxp=0): url = req.prePathURL() if not url.endswith('/'): url += '/' if use_sxp: vnets = self.xvnet.vnet_ls() sxp.show(vnets, out=req) else: vnets = self.xvnet.vnets() vnets.sort(lambda x, y: cmp(x.id, y.id)) req.write('<ul>') for v in vnets: req.write('<li><a href="%s%s"> Vnet %s</a>' % (url, v.id, v.id)) req.write('</li>') req.write('</ul>') def form(self, req): """Generate the form(s) for vnet dir operations. """ req.write('<form method="post" action="%s" enctype="multipart/form-data">' % req.prePathURL()) req.write('<button type="submit" name="op" value="create">Create Vnet</button>') req.write('Config <input type="file" name="config"><br>') req.write('</form>')⌨️ 快捷键说明
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