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https://github.com/tahoe-lafs/tahoe-lafs.git
synced 2024-12-21 22:07:51 +00:00
add a (read-only) web frontend. Put a 'webport' file in your base directory to activate it.
This commit is contained in:
Brian Warner
parent
faf0b13e3c
commit
a3700cc582
@ -14,6 +14,7 @@ from allmydata.storageserver import StorageServer
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from allmydata.upload import Uploader
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from allmydata.download import Downloader
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from allmydata.vdrive import VDrive
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from allmydata.webish import WebishServer
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class Client(node.Node, Referenceable):
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implements(RIClient)
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@ -21,6 +22,7 @@ class Client(node.Node, Referenceable):
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PORTNUMFILE = "client.port"
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STOREDIR = 'storage'
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NODETYPE = "client"
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WEBPORTFILE = "webport"
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def __init__(self, basedir="."):
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node.Node.__init__(self, basedir)
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@ -31,6 +33,12 @@ class Client(node.Node, Referenceable):
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self.add_service(Uploader())
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self.add_service(Downloader())
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self.add_service(VDrive())
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WEBPORTFILE = os.path.join(self.basedir, self.WEBPORTFILE)
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if os.path.exists(WEBPORTFILE):
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f = open(WEBPORTFILE, "r")
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webport = int(f.read())
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f.close()
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self.add_service(WebishServer(webport))
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self.queen_pburl = None
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self.queen_connector = None
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@ -73,6 +81,8 @@ class Client(node.Node, Referenceable):
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def _got_vdrive_root(self, root):
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self.getServiceNamed("vdrive").set_root(root)
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if "webish" in self.namedServices:
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self.getServiceNamed("webish").set_root_dirnode(root)
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def _lost_queen(self):
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self.log("lost connection to queen")
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@ -195,10 +195,14 @@ class FileHandle:
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def finish(self):
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pass
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class IDownloader(Interface):
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def download(verifierid, target):
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pass
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class Downloader(service.MultiService):
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"""I am a service that allows file downloading.
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"""
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implements(IDownloader)
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name = "downloader"
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def download(self, verifierid, t):
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36
allmydata/web/directory.xhtml
Normal file
36
allmydata/web/directory.xhtml
Normal file
@ -0,0 +1,36 @@
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<html xmlns:n="http://nevow.com/ns/nevow/0.1">
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<head>
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<title n:render="title"></title>
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<link href="http://www.allmydata.com/common/css/styles.css"
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rel="stylesheet" type="text/css"/>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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</head>
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<body>
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<h1><p n:render="header"></p></h1>
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<div><a href=".">Refresh this view</a></div>
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<div><a href="..">Parent Directory</a></div>
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<table n:render="sequence" n:data="children" border="1">
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<tr n:pattern="header">
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<td>Filename</td>
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<td>Type</td>
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<td>fileid</td>
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</tr>
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<tr n:pattern="item" n:render="row">
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<td><n:slot name="filename"/></td>
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<td><n:slot name="type"/></td>
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<td><n:slot name="fileid"/></td>
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</tr>
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<tr n:pattern="empty"><td>directory is empty!</td></tr>
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</table>
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<!-- <div n:render="forms"/> -->
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<!-- <div class="results" n:render="results"/> -->
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</body>
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</html>
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15
allmydata/web/welcome.xhtml
Normal file
15
allmydata/web/welcome.xhtml
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@ -0,0 +1,15 @@
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<html xmlns:n="http://nevow.com/ns/nevow/0.1">
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<head>
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<title>Welcome To AllMyData (tahoe2)</title>
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<link href="http://www.allmydata.com/common/css/styles.css"
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rel="stylesheet" type="text/css"/>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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</head>
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<body>
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<h1>Welcome To AllMyData!</h1>
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<p>To view the global shared filestore, <a href="vdrive">Click Here!</a></p>
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</body>
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</html>
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145
allmydata/webish.py
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145
allmydata/webish.py
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@ -0,0 +1,145 @@
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from twisted.application import service, internet
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from twisted.web import static, resource, server
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from twisted.python import util
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from nevow import inevow, rend, loaders, appserver, tags as T
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from allmydata.util import idlib
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from allmydata.download import IDownloadTarget#, IDownloader
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from zope.interface import implements
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import urllib
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def getxmlfile(name):
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return loaders.xmlfile(util.sibpath(__file__, "web/%s" % name))
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class WebishServer(service.MultiService):
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name = "webish"
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WEBPORTFILE = "webport"
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def __init__(self, webport):
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service.MultiService.__init__(self)
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self.root = root = static.Data("root", "text/plain")
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w = Welcome()
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root.putChild("", w)
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root.putChild("vdrive",
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static.Data("sorry, still initializing", "text/plain"))
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self.site = site = appserver.NevowSite(root)
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internet.TCPServer(webport, site).setServiceParent(self)
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def set_root_dirnode(self, dirnode):
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dl = self.parent.getServiceNamed("downloader")
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self.root.putChild("vdrive", Directory(dirnode, "/", dl))
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#print "REMEMBERING", self.site, dl, IDownloader
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#self.site.remember(dl, IDownloader)
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class Welcome(rend.Page):
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addSlash = True
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docFactory = getxmlfile("welcome.xhtml")
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class Directory(rend.Page):
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addSlash = True
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docFactory = getxmlfile("directory.xhtml")
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def __init__(self, dirnode, dirname, downloader):
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self._dirnode = dirnode
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self._dirname = dirname
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self._downloader = downloader
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def childFactory(self, ctx, name):
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if name.startswith("freeform"): # ick
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return None
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if name == "_download":
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args = inevow.IRequest(ctx).args
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filename = args["filename"][0]
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verifierid = args["verifierid"][0]
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return Downloader(self._downloader,
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self._dirname, filename, idlib.a2b(verifierid))
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if self._dirname == "/":
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dirname = "/" + name
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else:
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dirname = self._dirname + "/" + name
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d = self._dirnode.callRemote("get", name)
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d.addCallback(lambda newnode:
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Directory(newnode, dirname, self._downloader))
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return d
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def render_title(self, ctx, data):
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return ctx.tag["Directory of '%s':" % self._dirname]
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def render_header(self, ctx, data):
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return "Directory of '%s':" % self._dirname
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def data_children(self, ctx, data):
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d = self._dirnode.callRemote("list")
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return d
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def render_row(self, ctx, data):
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name, target = data
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if isinstance(target, str):
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# file
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args = {'verifierid': idlib.b2a(target),
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'filename': name,
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}
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dlurl = "_download?%s" % urllib.urlencode(args)
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ctx.fillSlots("filename", T.a(href=dlurl)[name])
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ctx.fillSlots("type", "FILE")
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ctx.fillSlots("fileid", idlib.b2a(target))
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else:
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# directory
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ctx.fillSlots("filename", T.a(href=name)[name])
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ctx.fillSlots("type", "DIR")
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ctx.fillSlots("fileid", "-")
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return ctx.tag
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class WebDownloadTarget:
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implements(IDownloadTarget)
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def __init__(self, req):
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self._req = req
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def open(self):
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pass
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def write(self, data):
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self._req.write(data)
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def close(self):
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self._req.finish()
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def fail(self):
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self._req.finish()
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def register_canceller(self, cb):
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pass
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def finish(self):
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pass
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class TypedFile(static.File):
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# serve data from a named file, but using a Content-Type derived from a
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# different filename
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isLeaf = True
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def __init__(self, path, requested_filename):
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static.File.__init__(self, path)
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gte = static.getTypeAndEncoding
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self.type, self.encoding = gte(requested_filename,
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self.contentTypes,
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self.contentEncodings,
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self.defaultType)
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class Downloader(resource.Resource):
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def __init__(self, downloader, dirname, name, verifierid):
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self._downloader = downloader
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self._dirname = dirname
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self._name = name
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self._verifierid = verifierid
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def render(self, ctx):
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req = inevow.IRequest(ctx)
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gte = static.getTypeAndEncoding
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type, encoding = gte(self._name,
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static.File.contentTypes,
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static.File.contentEncodings,
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defaultType="text/plain")
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req.setHeader("content-type", type)
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if encoding:
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req.setHeader('content-encoding', encoding)
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t = WebDownloadTarget(req)
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#dl = IDownloader(ctx)
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dl = self._downloader
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dl.download(self._verifierid, t)
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return server.NOT_DONE_YET
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@ -28,6 +28,9 @@ storage: RobK
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leases never expire
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v2: leases expire, delete expired data on demand, multiple owners per share
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UI:
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webish? webfront? PB + CLI tool? FUSE?
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v1:
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back pocket ideas:
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when nodes are unable to reach storage servers, make a note of it, inform
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