def _setupMedia(self, device): method = self.data.method if method.method == "harddrive": self._setupDevice(device, mountpoint=ISO_DIR) # check for ISO images in the newly mounted dir path = ISO_DIR if method.dir: path = os.path.normpath("%s/%s" % (path, method.dir)) # XXX it would be nice to streamline this when we're just setting # things back up after storage activation instead of having to # pretend we don't already know which ISO image we're going to # use image = findFirstIsoImage(path) if not image: device.teardown(recursive=True) raise PayloadSetupError("failed to find valid iso image") if path.endswith(".iso"): path = os.path.dirname(path) # this could already be set up the first time through if not os.path.ismount(INSTALL_TREE): # mount the ISO on a loop image = os.path.normpath("%s/%s" % (path, image)) mountImage(image, INSTALL_TREE) if not method.dir.endswith(".iso"): method.dir = os.path.normpath("%s/%s" % (method.dir, os.path.basename(image))) while method.dir.startswith("/"): # riduculous method.dir = method.dir[1:] # Check to see if the device is already mounted, in which case # we don't need to mount it again elif method.method == "cdrom" and \ blivet.util.get_mount_paths(device.path): return else: device.format.setup(mountpoint=INSTALL_TREE)
def _setupMedia(self, device): method = self.data.method if method.method == "harddrive": self._setupDevice(device, mountpoint=ISO_DIR) # check for ISO images in the newly mounted dir path = ISO_DIR if method.dir: path = os.path.normpath("%s/%s" % (path, method.dir)) # XXX it would be nice to streamline this when we're just setting # things back up after storage activation instead of having to # pretend we don't already know which ISO image we're going to # use image = findFirstIsoImage(path) if not image: device.teardown(recursive=True) raise PayloadSetupError("failed to find valid iso image") if path.endswith(".iso"): path = os.path.dirname(path) # this could already be set up the first time through if not os.path.ismount(INSTALL_TREE): # mount the ISO on a loop image = os.path.normpath("%s/%s" % (path, image)) mountImage(image, INSTALL_TREE) if not method.dir.endswith(".iso"): method.dir = os.path.normpath( "%s/%s" % (method.dir, os.path.basename(image))) while method.dir.startswith("/"): # riduculous method.dir = method.dir[1:] # Check to see if the device is already mounted, in which case # we don't need to mount it again elif method.method == "cdrom" and \ blivet.util.get_mount_paths(device.path): return else: device.format.setup(mountpoint=INSTALL_TREE)
def _find_and_mount_iso(self, device, device_mount_dir, iso_path, iso_mount_dir): """Find and mount installation source from ISO on device. Return changed path to the iso to save looking for iso in the future call. """ self._setup_device(device, mountpoint=device_mount_dir) # check for ISO images in the newly mounted dir path = device_mount_dir if iso_path: path = os.path.normpath("%s/%s" % (path, iso_path)) # XXX it would be nice to streamline this when we're just setting # things back up after storage activation instead of having to # pretend we don't already know which ISO image we're going to # use image = findFirstIsoImage(path) if not image: device.teardown(recursive=True) raise PayloadSetupError("failed to find valid iso image") if path.endswith(".iso"): path = os.path.dirname(path) # this could already be set up the first time through if not os.path.ismount(iso_mount_dir): # mount the ISO on a loop image = os.path.normpath("%s/%s" % (path, image)) mountImage(image, iso_mount_dir) if not iso_path.endswith(".iso"): result_path = os.path.normpath("%s/%s" % (iso_path, os.path.basename(image))) while result_path.startswith("/"): # ridiculous result_path = result_path[1:] return result_path return iso_path
def _setupInstallDevice(self, storage, checkmount): # XXX FIXME: does this need to handle whatever was set up by dracut? method = self.data.method sslverify = True url = None mirrorlist = None # See if we already have stuff mounted due to dracut isodev = blivet.util.get_mount_device(DRACUT_ISODIR) device = blivet.util.get_mount_device(DRACUT_REPODIR) if method.method == "harddrive": if method.biospart: log.warning("biospart support is not implemented") devspec = method.biospart else: devspec = method.partition needmount = True # See if we used this method for stage2, thus dracut left it if isodev and method.partition and method.partition in isodev \ and DRACUT_ISODIR in device: # Everything should be setup url = "file://" + DRACUT_REPODIR needmount = False # We don't setup an install_device here # because we can't tear it down isodevice = storage.devicetree.resolveDevice(devspec) if needmount: if not isodevice: raise PayloadSetupError( "device for HDISO install %s does not exist" % devspec) self._setupMedia(isodevice) url = "file://" + INSTALL_TREE self.install_device = isodevice elif method.method == "nfs": # There are several possible scenarios here: # 1. dracut could have mounted both the nfs repo and an iso and used # the stage2 from inside the iso to boot from. # isodev and device will be set in this case. # 2. dracut could have mounted the nfs repo and used a stage2 from # the NFS mount w/o mounting the iso. # isodev will be None and device will be the nfs: path # 3. dracut did not mount the nfs (eg. stage2 came from elsewhere) # isodev and device are both None # 4. The repo may not contain an iso, in that case use it as is if isodev: path = iutil.parseNfsUrl('nfs:%s' % isodev)[2] # See if the dir holding the iso is what we want # and also if we have an iso mounted to /run/install/repo if path and path in isodev and DRACUT_ISODIR in device: # Everything should be setup url = "file://" + DRACUT_REPODIR else: # see if the nfs dir is mounted needmount = True if device: _options, host, path = iutil.parseNfsUrl('nfs:%s' % device) if method.server and method.server == host and \ method.dir and method.dir == path: needmount = False path = DRACUT_REPODIR if needmount: # Mount the NFS share on INSTALL_TREE. If it ends up # being nfsiso we will move the mountpoint to ISO_DIR. if method.dir.endswith(".iso"): nfsdir = os.path.dirname(method.dir) else: nfsdir = method.dir self._setupNFS(INSTALL_TREE, method.server, nfsdir, method.opts) path = INSTALL_TREE # check for ISO images in the newly mounted dir if method.dir.endswith(".iso"): # if the given URL includes a specific ISO image file, use it image_file = os.path.basename(method.dir) path = os.path.normpath("%s/%s" % (path, image_file)) image = findFirstIsoImage(path) # An image was found, mount it on INSTALL_TREE if image: if path.startswith(INSTALL_TREE): # move the INSTALL_TREE mount to ISO_DIR so we can # mount the contents of the iso there. # work around inability to move shared filesystems iutil.execWithRedirect("mount", ["--make-rprivate", "/"]) iutil.execWithRedirect( "mount", ["--move", INSTALL_TREE, ISO_DIR]) # The iso is now under ISO_DIR path = ISO_DIR elif path.endswith(".iso"): path = os.path.dirname(path) # mount the ISO on a loop image = os.path.normpath("%s/%s" % (path, image)) mountImage(image, INSTALL_TREE) url = "file://" + INSTALL_TREE else: # Fall back to the mount path instead of a mounted iso url = "file://" + path elif method.method == "url": url = method.url mirrorlist = method.mirrorlist sslverify = not (method.noverifyssl or flags.noverifyssl) elif method.method == "cdrom" or (checkmount and not method.method): # Did dracut leave the DVD or NFS mounted for us? device = blivet.util.get_mount_device(DRACUT_REPODIR) # Check for valid optical media if we didn't boot from one if not verifyMedia(DRACUT_REPODIR): self.install_device = opticalInstallMedia(storage.devicetree) # Only look at the dracut mount if we don't already have a cdrom if device and not self.install_device: self.install_device = storage.devicetree.getDeviceByPath( device) url = "file://" + DRACUT_REPODIR if not method.method: # See if this is a nfs mount if ':' in device: # prepend nfs: to the url as that's what the parser # wants. Note we don't get options from this, but # that's OK for the UI at least. _options, host, path = iutil.parseNfsUrl("nfs:%s" % device) method.method = "nfs" method.server = host method.dir = path else: method.method = "cdrom" else: if self.install_device: if not method.method: method.method = "cdrom" self._setupMedia(self.install_device) url = "file://" + INSTALL_TREE elif method.method == "cdrom": raise PayloadSetupError("no usable optical media found") return url, mirrorlist, sslverify
def _setupInstallDevice(self, storage, checkmount): # XXX FIXME: does this need to handle whatever was set up by dracut? method = self.data.method sslverify = True url = None mirrorlist = None # See if we already have stuff mounted due to dracut isodev = blivet.util.get_mount_device(DRACUT_ISODIR) device = blivet.util.get_mount_device(DRACUT_REPODIR) if method.method == "harddrive": if method.biospart: log.warning("biospart support is not implemented") devspec = method.biospart else: devspec = method.partition needmount = True # See if we used this method for stage2, thus dracut left it if isodev and method.partition and method.partition in isodev \ and DRACUT_ISODIR in device: # Everything should be setup url = "file://" + DRACUT_REPODIR needmount = False # We don't setup an install_device here # because we can't tear it down isodevice = storage.devicetree.resolveDevice(devspec) if needmount: if not isodevice: raise PayloadSetupError("device for HDISO install %s does not exist" % devspec) self._setupMedia(isodevice) url = "file://" + INSTALL_TREE self.install_device = isodevice elif method.method == "nfs": # There are several possible scenarios here: # 1. dracut could have mounted both the nfs repo and an iso and used # the stage2 from inside the iso to boot from. # isodev and device will be set in this case. # 2. dracut could have mounted the nfs repo and used a stage2 from # the NFS mount w/o mounting the iso. # isodev will be None and device will be the nfs: path # 3. dracut did not mount the nfs (eg. stage2 came from elsewhere) # isodev and device are both None # 4. The repo may not contain an iso, in that case use it as is if isodev: path = iutil.parseNfsUrl('nfs:%s' % isodev)[2] # See if the dir holding the iso is what we want # and also if we have an iso mounted to /run/install/repo if path and path in isodev and DRACUT_ISODIR in device: # Everything should be setup url = "file://" + DRACUT_REPODIR else: # see if the nfs dir is mounted needmount = True if device: _options, host, path = iutil.parseNfsUrl('nfs:%s' % device) if method.server and method.server == host and \ method.dir and method.dir == path: needmount = False path = DRACUT_REPODIR if needmount: # Mount the NFS share on INSTALL_TREE. If it ends up # being nfsiso we will move the mountpoint to ISO_DIR. if method.dir.endswith(".iso"): nfsdir = os.path.dirname(method.dir) else: nfsdir = method.dir self._setupNFS(INSTALL_TREE, method.server, nfsdir, method.opts) path = INSTALL_TREE # check for ISO images in the newly mounted dir if method.dir.endswith(".iso"): # if the given URL includes a specific ISO image file, use it image_file = os.path.basename(method.dir) path = os.path.normpath("%s/%s" % (path, image_file)) image = findFirstIsoImage(path) # An image was found, mount it on INSTALL_TREE if image: if path.startswith(INSTALL_TREE): # move the INSTALL_TREE mount to ISO_DIR so we can # mount the contents of the iso there. # work around inability to move shared filesystems iutil.execWithRedirect("mount", ["--make-rprivate", "/"]) iutil.execWithRedirect("mount", ["--move", INSTALL_TREE, ISO_DIR]) # The iso is now under ISO_DIR path = ISO_DIR elif path.endswith(".iso"): path = os.path.dirname(path) # mount the ISO on a loop image = os.path.normpath("%s/%s" % (path, image)) mountImage(image, INSTALL_TREE) url = "file://" + INSTALL_TREE else: # Fall back to the mount path instead of a mounted iso url = "file://" + path elif method.method == "url": url = method.url mirrorlist = method.mirrorlist sslverify = not (method.noverifyssl or flags.noverifyssl) elif method.method == "cdrom" or (checkmount and not method.method): # Did dracut leave the DVD or NFS mounted for us? device = blivet.util.get_mount_device(DRACUT_REPODIR) # Check for valid optical media if we didn't boot from one if not verifyMedia(DRACUT_REPODIR): self.install_device = opticalInstallMedia(storage.devicetree) # Only look at the dracut mount if we don't already have a cdrom if device and not self.install_device: self.install_device = storage.devicetree.getDeviceByPath(device) url = "file://" + DRACUT_REPODIR if not method.method: # See if this is a nfs mount if ':' in device: # prepend nfs: to the url as that's what the parser # wants. Note we don't get options from this, but # that's OK for the UI at least. _options, host, path = iutil.parseNfsUrl("nfs:%s" % device) method.method = "nfs" method.server = host method.dir = path else: method.method = "cdrom" else: if self.install_device: if not method.method: method.method = "cdrom" self._setupMedia(self.install_device) url = "file://" + INSTALL_TREE elif method.method == "cdrom": raise PayloadSetupError("no usable optical media found") return url, mirrorlist, sslverify
def _setup_nfs_device(self, storage, method, isodev, device): # There are several possible scenarios here: # 1. dracut could have mounted both the nfs repo and an iso and used # the stage2 from inside the iso to boot from. # isodev and device will be set in this case. # 2. dracut could have mounted the nfs repo and used a stage2 from # the NFS mount w/o mounting the iso. # isodev will be None and device will be the nfs: path # 3. dracut did not mount the nfs (eg. stage2 came from elsewhere) # isodev and/or device are None # 4. The repo may not contain an iso, in that case use it as is url = None path = None if isodev and device: path = util.parseNfsUrl('nfs:%s' % isodev)[2] # See if the dir holding the iso is what we want # and also if we have an iso mounted to /run/install/repo if path and path in isodev and DRACUT_ISODIR in device: # Everything should be setup url = "file://" + DRACUT_REPODIR else: # see if the nfs dir is mounted need_mount = True if device: _options, host, path = util.parseNfsUrl('nfs:%s' % device) if method.server and method.server == host and \ method.dir and method.dir == path: need_mount = False path = DRACUT_REPODIR elif isodev: # isodev with no device can happen when options on an existing # nfs mount have changed. It is already mounted, but on INSTALL_TREE # which is the same as DRACUT_ISODIR, making it hard for _setup_NFS # to detect that it is already mounted. _options, host, path = util.parseNfsUrl('nfs:%s' % isodev) if path and path in isodev: need_mount = False path = DRACUT_ISODIR if need_mount: # Mount the NFS share on INSTALL_TREE. If it ends up # being nfsiso we will move the mountpoint to ISO_DIR. if method.dir.endswith(".iso"): nfs_dir = os.path.dirname(method.dir) else: nfs_dir = method.dir self._setup_NFS(INSTALL_TREE, method.server, nfs_dir, method.opts) path = INSTALL_TREE # check for ISO images in the newly mounted dir if method.dir.endswith(".iso"): # if the given URL includes a specific ISO image file, use it image_file = os.path.basename(method.dir) path = os.path.normpath("%s/%s" % (path, image_file)) image = findFirstIsoImage(path) # An image was found, mount it on INSTALL_TREE if image: if path.startswith(INSTALL_TREE): # move the INSTALL_TREE mount to ISO_DIR so we can # mount the contents of the iso there. # work around inability to move shared filesystems util.execWithRedirect("mount", ["--make-rprivate", "/"]) util.execWithRedirect("mount", ["--move", INSTALL_TREE, ISO_DIR]) # The iso is now under ISO_DIR path = ISO_DIR elif path.endswith(".iso"): path = os.path.dirname(path) # mount the ISO on a loop image = os.path.normpath("%s/%s" % (path, image)) mountImage(image, INSTALL_TREE) url = "file://" + INSTALL_TREE else: # Fall back to the mount path instead of a mounted iso url = "file://" + path return url
def _setup_nfs_device(self, storage, method, isodev, device): # There are several possible scenarios here: # 1. dracut could have mounted both the nfs repo and an iso and used # the stage2 from inside the iso to boot from. # isodev and device will be set in this case. # 2. dracut could have mounted the nfs repo and used a stage2 from # the NFS mount w/o mounting the iso. # isodev will be None and device will be the nfs: path # 3. dracut did not mount the nfs (eg. stage2 came from elsewhere) # isodev and/or device are None # 4. The repo may not contain an iso, in that case use it as is url = None path = None if isodev and device: path = util.parseNfsUrl('nfs:%s' % isodev)[2] # See if the dir holding the iso is what we want # and also if we have an iso mounted to /run/install/repo if path and path in isodev and DRACUT_ISODIR in device: # Everything should be setup url = "file://" + DRACUT_REPODIR else: # see if the nfs dir is mounted need_mount = True if device: _options, host, path = util.parseNfsUrl('nfs:%s' % device) if method.server and method.server == host and \ method.dir and method.dir == path: need_mount = False path = DRACUT_REPODIR elif isodev: # isodev with no device can happen when options on an existing # nfs mount have changed. It is already mounted, but on INSTALL_TREE # which is the same as DRACUT_ISODIR, making it hard for _setup_NFS # to detect that it is already mounted. _options, host, path = util.parseNfsUrl('nfs:%s' % isodev) if path and path in isodev: need_mount = False path = DRACUT_ISODIR if need_mount: # Mount the NFS share on INSTALL_TREE. If it ends up # being nfsiso we will move the mountpoint to ISO_DIR. if method.dir.endswith(".iso"): nfs_dir = os.path.dirname(method.dir) else: nfs_dir = method.dir self._setup_NFS(INSTALL_TREE, method.server, nfs_dir, method.opts) path = INSTALL_TREE # check for ISO images in the newly mounted dir if method.dir.endswith(".iso"): # if the given URL includes a specific ISO image file, use it image_file = os.path.basename(method.dir) path = os.path.normpath("%s/%s" % (path, image_file)) image = findFirstIsoImage(path) # An image was found, mount it on INSTALL_TREE if image: if path.startswith(INSTALL_TREE): # move the INSTALL_TREE mount to ISO_DIR so we can # mount the contents of the iso there. # work around inability to move shared filesystems util.execWithRedirect("mount", ["--make-rprivate", "/"]) util.execWithRedirect("mount", ["--move", INSTALL_TREE, ISO_DIR]) # The iso is now under ISO_DIR path = ISO_DIR elif path.endswith(".iso"): path = os.path.dirname(path) # mount the ISO on a loop image = os.path.normpath("%s/%s" % (path, image)) mountImage(image, INSTALL_TREE) url = "file://" + INSTALL_TREE elif os.path.isdir(path): # Fall back to the mount path instead of a mounted iso url = "file://" + path else: # Do not try to use iso as source if it is not valid source raise PayloadSetupError("Not a valid ISO image!") return url