import os
import signal
import subprocess
+import time
from arvados_fuse import *
if __name__ == '__main__':
# Handle command line parameters
parser = argparse.ArgumentParser(
- description='''Mount Keep data under the local filesystem. By default, if neither
- --collection or --tags is specified, this mounts as a virtual directory
- under which all Keep collections are available as subdirectories named
- with the Keep locator; however directories will not be visible to 'ls'
- until a program tries to access them.''',
+ description='''Mount Keep data under the local filesystem. Default mode is --home''',
epilog="""
Note: When using the --exec feature, you must either specify the
mountpoint before --exec, or mark the end of your --exec arguments
parser.add_argument('mountpoint', type=str, help="""Mount point.""")
parser.add_argument('--allow-other', action='store_true',
help="""Let other users read the mount""")
- parser.add_argument('--collection', type=str, help="""Mount only the specified collection at the mount point.""")
- parser.add_argument('--tags', action='store_true', help="""Mount as a virtual directory consisting of subdirectories representing tagged
-collections on the server.""")
- parser.add_argument('--groups', action='store_true', help="""Mount as a virtual directory consisting of subdirectories representing groups on the server.""")
+
+ mount_mode = parser.add_mutually_exclusive_group()
+
+ mount_mode.add_argument('--all', action='store_true', help="""Mount a subdirectory for each mode: home, shared, by_tag, by_id (default).""")
+ mount_mode.add_argument('--home', action='store_true', help="""Mount only the user's home project.""")
+ mount_mode.add_argument('--shared', action='store_true', help="""Mount only list of projects shared with the user.""")
+ mount_mode.add_argument('--by-tag', action='store_true',
+ help="""Mount subdirectories listed by tag.""")
+ mount_mode.add_argument('--by-id', action='store_true',
+ help="""Mount subdirectories listed by portable data hash or uuid.""")
+ mount_mode.add_argument('--project', type=str, help="""Mount a specific project.""")
+ mount_mode.add_argument('--collection', type=str, help="""Mount only the specified collection.""")
+
parser.add_argument('--debug', action='store_true', help="""Debug mode""")
parser.add_argument('--logfile', help="""Write debug logs and errors to the specified file (default stderr).""")
parser.add_argument('--foreground', action='store_true', help="""Run in foreground (default is to daemonize unless --exec specified)""", default=False)
try:
# Create the request handler
operations = Operations(os.getuid(), os.getgid())
- api = arvados.api('v1')
+ api = SafeApi(arvados.config)
- if args.groups:
- e = operations.inodes.add_entry(GroupsDirectory(llfuse.ROOT_INODE, operations.inodes, api))
- elif args.tags:
- e = operations.inodes.add_entry(TagsDirectory(llfuse.ROOT_INODE, operations.inodes, api))
+ usr = api.users().current().execute()
+ now = time.time()
+ if args.by_id:
+ # Set up the request handler with the 'magic directory' at the root
+ operations.inodes.add_entry(MagicDirectory(llfuse.ROOT_INODE, operations.inodes, api))
+ elif args.by_tag:
+ operations.inodes.add_entry(TagsDirectory(llfuse.ROOT_INODE, operations.inodes, api))
+ elif args.shared:
+ operations.inodes.add_entry(SharedDirectory(llfuse.ROOT_INODE, operations.inodes, api, usr))
+ elif args.home:
+ operations.inodes.add_entry(ProjectDirectory(llfuse.ROOT_INODE, operations.inodes, api, usr))
elif args.collection != None:
# Set up the request handler with the collection at the root
- e = operations.inodes.add_entry(CollectionDirectory(llfuse.ROOT_INODE, operations.inodes, args.collection))
+ operations.inodes.add_entry(CollectionDirectory(llfuse.ROOT_INODE, operations.inodes, api, args.collection))
+ elif args.project != None:
+ operations.inodes.add_entry(ProjectDirectory(llfuse.ROOT_INODE, operations.inodes, api, api.groups().get(uuid=args.project).execute()))
else:
- # Set up the request handler with the 'magic directory' at the root
- operations.inodes.add_entry(MagicDirectory(llfuse.ROOT_INODE, operations.inodes))
+ e = operations.inodes.add_entry(Directory(llfuse.ROOT_INODE))
+
+ e._entries['home'] = operations.inodes.add_entry(ProjectDirectory(e.inode, operations.inodes, api, usr))
+ e._entries['shared'] = operations.inodes.add_entry(SharedDirectory(e.inode, operations.inodes, api, usr))
+ e._entries['by_tag'] = operations.inodes.add_entry(TagsDirectory(e.inode, operations.inodes, api))
+ e._entries['by_id'] = operations.inodes.add_entry(MagicDirectory(e.inode, operations.inodes, api))
+
+ text = '''
+Welcome to Arvados! This directory provides file system access to files and objects
+available on the Arvados installation located at '{}'
+using credentials for user '{}'.
+
+From here, the following directories are available:
+
+ by_id/ Access to Keep collections by uuid or portable data hash (see by_id/README for details).
+ by_tag/ Access to Keep collections organized by tag.
+ home/ The contents of your home project.
+ shared/ Projects shared with you.
+'''.format(arvados.config.get('ARVADOS_API_HOST'), usr['email'])
+
+ e._entries["README"] = operations.inodes.add_entry(StringFile(e.inode, text, now))
+
+
except Exception:
logger.exception("arv-mount: exception during API setup")
exit(1)