def peerActive(self):
delay = self.cfgPeers.liveness.inactiveNoIdent
if not self.identLast:
return False
return (loopTime() - self.identLast) < delay
async def refresh(self):
staleValue = cGet('resolve.staleAfterDelay')
last = self._lastResolve
if self.local or not last or (loopTime() - last) > staleValue:
self.message('Reloading')
return await self.load()
def pingedRecently(self):
pDelay = self.cfgPeers.liveness.didPingEvery
if self.ipid.local:
return True
try:
prec = self.pinghist[-1]
return int(loopTime()) - prec[1] < pDelay
except:
return False
async def watchOldStyle(self, ipfsop):
if self.ipid.local:
self.pinghist.append((
0,
int(loopTime())
))
return
pingAvg = await ipfsop.waitFor(
ipfsop.pingAvg(self.peerId, count=2), 10)
if pingAvg and pingAvg > 0:
self.pinghist.append((
int(pingAvg),
int(loopTime())
))
await self.sStatusChanged.emit()
else:
self.debug('Could not ping peer')
await self.sStatusChanged.emit()
async def watch(self, ipfsop):
if self.ipid.local:
self.pinghist.append((
0,
int(loopTime())
))
return
if self.ident is None:
return
if isinstance(self.ident, PeerIdentMessageV4):
idToken = self.ident.identToken
pongReply = await ipfsop.waitFor(ipfsop.didPing(
self.peerId, self.ipid.did,
idToken), self.cfgPeers.liveness.didPingCallTimeout
)
if pongReply:
ms, pong = pongReply
if not pong:
# Retry later
return
self._didPongLast = pong['didpong'][self.ipid.did]
self.pinghist.append((
ms,
int(loopTime())
))
await self.sStatusChanged.emit()
else:
self.debug('Could not ping DID {self.ipid.did}')
await self.sStatusChanged.emit()
else:
return await self.watchOldStyle(ipfsop)
async def load(self, ipfsop, pin=True, initialCid=None,
resolveTimeout=30):
if not initialCid:
resolved = await self.resolve()
if not resolved:
self.message('Failed to resolve ?')
return False
dagCid = stripIpfs(resolved['Path'])
else:
self.message('Loading from initial CID: {}'.format(initialCid))
dagCid = initialCid
self.message('DID resolves to {}'.format(dagCid))
if self.docCid == dagCid:
# We already have this one
self.message('DID document already at latest iteration')
return False
self._lastResolve = loopTime()
if pin is True:
await ipfsop.ctx.pin(dagCid, qname='ipid')
self.message('Load: IPNS key resolved to {}'.format(dagCid))
doc = await ipfsop.dagGet(dagCid)
if doc:
self._document = doc
self._latestModified = doc.get('modified')
self.docCid = dagCid
await self.sChanged.emit(dagCid)
if self.local:
# Local IPID: propagate did services
async for service in self.discoverServices():
await self.sServiceAvailable.emit(self, service)
# Graph it
await self.rdfPush()
return True
return False
def failedAuthAttempt(self):
self._authFailedAttemptsCn += 1
self._authFailedLtLast = loopTime()
def ident(self, v):
self._identMsg = v
self._identLast = loopTime()
def authFailedRecently(self):
if self.authFailedLtLast:
return (loopTime() - self.authFailedLtLast) < 10
async def open(self,
ipfsop,
pathRef,
mimeType=None,
openingFrom=None,
pyramidOrigin=None,
minWebProfile='ipfs',
schemePreferred=None,
tryDecrypt=False,
fromEncrypted=False,
editObject=False,
pin=False,
burnAfterReading=False,
useWorkspace=None):
"""
Open the resource referenced by rscPath according
to its MIME type
:param pathRef: IPFS object's path (can be str or IPFSPath)
:param openingFrom str: UI component making the open request
:param minWebProfile str: Minimum Web profile to use
:param tryDecrypt bool: Try to decrypt the object or not
:param editObject bool: Set Text Editor in edit mode for text files
:param MIMEType mimeType: MIME type
"""
ipfsPath = None
statInfo = None
if isinstance(pathRef, IPFSPath):
ipfsPath = pathRef
elif isinstance(pathRef, str):
url = QUrl(pathRef)
if isEnsUrl(url):
return self.openEnsUrl(url, pin=pin)
if isUrlSupported(url):
return self.openUrl(url)
ipfsPath = IPFSPath(pathRef, autoCidConv=True)
else:
raise ValueError(f'Invalid input value: {pathRef}')
if not ipfsPath.valid:
return False
rscPath = ipfsPath.objPath
if self.app.mainWindow.pinAllGlobalChecked:
ensure(
ipfsop.ctx.pinner.queue(rscPath, False, None, qname='default'))
rscShortName = ipfsPath.shortRepr()
if ipfsPath.isIpfs:
# Try to reuse metadata from the multihash store
rscMeta = await self.app.multihashDb.get(rscPath)
if rscMeta:
cachedMime = rscMeta.get('mimetype')
cachedStat = rscMeta.get('stat')
if cachedMime:
mimeType = MIMEType(cachedMime)
if cachedStat:
statInfo = StatInfo(cachedStat)
wsSwitch = True
mtConfig = self.cObjectOpener.mimeTypes.default
if mimeType is None:
ltBefore = loopTime()
mimeType = await detectMimeType(rscPath)
spent = loopTime() - ltBefore
if spent > mtConfig.slowObjectTimer:
# We won't switch workspaces
wsSwitch = False
if mimeType and mimeType.valid:
logUser.info('{path} ({type}): opening'.format(path=rscPath,
type=str(mimeType)))
else:
logUser.info(iResourceCannotOpen(rscPath))
return
hashmark = await hashmarksByPath(rscPath)
if hashmark and not useWorkspace:
await hashmark._fetch_all()
useWorkspace = self.app.mainWindow.stack.wsHashmarkTagRulesRun(
hashmark)
if mimeType == mimeTypeDagUnknown:
indexPath = ipfsPath.child('index.html')
stat = await ipfsop.objStat(indexPath.objPath, timeout=8)
if stat:
# Browse the index
return self.app.mainWindow.addBrowserTab(
minProfile=minWebProfile, pinBrowsed=pin).browseFsPath(
indexPath, schemePreferred=schemePreferred)
# Otherwise view the DAG
view = DAGViewer(rscPath, self.app.mainWindow)
self.app.mainWindow.registerTab(view,
iDagViewer(),
current=True,
icon=getIcon('ipld.png'),
tooltip=rscPath)
return
if mimeType.type == 'application/octet-stream' and not fromEncrypted:
# Try to decode it with our key if it's a small file
if statInfo is None:
statInfo = StatInfo(await ipfsop.objStat(rscPath, timeout=5))
profile = ipfsop.ctx.currentProfile
if profile and statInfo.valid and \
(statInfo.dataSmallerThan(megabytes(8)) or tryDecrypt):
data = await ipfsop.catObject(ipfsPath.objPath, timeout=30)
if not data:
# XXX
return
decrypted = await profile.rsaAgent.decrypt(data)
if decrypted:
#
# "Good evening, 007"
#
# Create a short-lived IPFS offline file (not announced)
# with the decrypted content and open it
#
logUser.info('{path}: RSA OK'.format(path=rscPath))
# This one won't be announced or pinned
entry = await ipfsop.addBytes(decrypted,
offline=True,
pin=False)
if not entry:
logUser.info(
'{path}: cannot import decrypted file'.format(
path=rscPath))
return
# Open the decrypted file
return ensure(
self.open(entry['Hash'],
fromEncrypted=True,
burnAfterReading=True))
else:
logUser.debug(
'{path}: decryption impossible'.format(path=rscPath))
if mimeType.isText or editObject:
tab = TextEditorTab(parent=self.app.mainWindow,
editing=editObject,
pyramidOrigin=pyramidOrigin)
tab.editor.display(ipfsPath)
self.objectOpened.emit(ipfsPath)
return self.app.mainWindow.registerTab(
tab,
rscShortName,
icon=getMimeIcon('text/x-generic'),
tooltip=rscPath,
current=True,
workspace=WS_EDIT)
if mimeType.isImage or mimeType.isAnimation:
tab = ImageViewerTab(self.app.mainWindow)
ensure(tab.view.showImage(rscPath))
self.objectOpened.emit(ipfsPath)
return self.app.mainWindow.registerTab(
tab,
rscShortName,
icon=getMimeIcon('image/x-generic'),
tooltip=rscPath,
current=True)
if mimeType.isVideo or mimeType.isAudio:
tab = self.app.mainWindow.getMediaPlayer()
if tab:
tab.playFromPath(rscPath)
return
if mimeType == 'application/pdf' and 0: # not usable yet
tab = WebTab(self.app.mainWindow)
tab.attach(DWebView(page=PDFViewerPage(rscPath)))
self.objectOpened.emit(ipfsPath)
return self.app.mainWindow.registerTab(
tab,
rscShortName,
icon=getMimeIcon('application/pdf'),
tooltip=rscPath,
current=True)
if mimeType.isHtml:
self.objectOpened.emit(ipfsPath)
return self.app.mainWindow.addBrowserTab(
minProfile=minWebProfile,
pinBrowsed=pin,
workspace=useWorkspace,
wsSwitch=wsSwitch).browseFsPath(
ipfsPath, schemePreferred=schemePreferred)
if mimeType.isDir:
indexPath = ipfsPath.child('index.html')
stat = await ipfsop.objStat(indexPath.objPath, timeout=8)
if stat:
self.objectOpened.emit(ipfsPath)
return self.app.mainWindow.addBrowserTab(
minProfile=minWebProfile,
pinBrowsed=pin,
workspace=useWorkspace,
wsSwitch=wsSwitch).browseFsPath(
ipfsPath, schemePreferred=schemePreferred)
else:
return await self.app.mainWindow.exploreIpfsPath(ipfsPath)
if mimeType.isBitTorrent:
wStack = self.app.mainWindow.stack
with wStack.workspaceCtx(WS_FILES, show=True) as ws:
btClient = await ws.getTorrentClient()
return await btClient.addTorrentFromIpfs(ipfsPath)
if openingFrom in ['filemanager', 'qa', 'didlocal']:
await self.needUserConfirm.emit(ipfsPath, mimeType, True)
else:
await self.needUserConfirm.emit(ipfsPath, mimeType, False)