Commit Graph

322 Commits

Author SHA1 Message Date
Nick Craig-Wood
992647b157 vfs: Don't error a r/w file open without cache; delay error until Read called
If we open a file for r/w without the cache we now always return a
handle and return an error if the file is ever read from.  This fixes
incompatibility with cmount under windows.
2017-11-20 12:46:22 +00:00
Nick Craig-Wood
dec21ccf63 vfs, cmount: make truncate work properly in the presence or otherwise of open files 2017-11-20 12:46:22 +00:00
Nick Craig-Wood
e7f2935333 vfs: decode flags in Open/OpenFile for debug 2017-11-20 12:46:22 +00:00
Nick Craig-Wood
8951875c21 vfs,mount,cmount,mountlib: allow flags to be overriden by environment variables 2017-11-20 12:46:21 +00:00
Nick Craig-Wood
05a1e1532b vfs,mount,cmount,serve: Add documentation for vfs caching modes 2017-11-20 12:46:21 +00:00
Nick Craig-Wood
7f20e1d7f3 vfs: add read write files and caching #711
This adds new flags to mount, cmount, serve *

    --cache-max-age duration         Max age of objects in the cache. (default 1h0m0s)
    --cache-mode string              Cache mode off|minimal|writes|full (default "off")
    --cache-poll-interval duration   Interval to poll the cache for stale objects. (default 1m0s)
2017-11-20 12:36:50 +00:00
Nick Craig-Wood
a0cfa0929b vfs: remove un-needed (after introduction of rcat) createInfo struct 2017-11-20 12:00:32 +00:00
Nick Craig-Wood
3fb1e96988 vfs: factor Open logic from Dir.Create into vfs.OpenFile 2017-11-20 12:00:32 +00:00
Fabian Möller
5acb6f47e7 mountlib: log when poll-interval is ineffective
Notify the user in case poll-interval is used on a unsupported remote
2017-11-19 20:08:14 +00:00
Nick Craig-Wood
c31556c6d1 vfs: Make sure all public methods are locked in Read and Write Handle 2017-11-04 10:24:10 +00:00
Nick Craig-Wood
2083ac6e2a vfs: add ECLOSED and tidy errors 2017-11-04 10:24:10 +00:00
Nick Craig-Wood
22ee839d05 cmount,vfs: unify Read and Write handles and File and Dir where possible 2017-11-04 10:24:10 +00:00
Nick Craig-Wood
5634659ea3 mount,vfs: unify Read and Write handles in preparation for ReadWrite handles 2017-11-04 10:24:10 +00:00
Nick Craig-Wood
e18122e88b vfs: add tests and subsequent fixes
* Tests for VFS layer
  * Small fixes found during testing
  * Fix Close, Flush and Release behaviour for ReadFileHandle and WriteFileHandle
  * Fix nil object bugs on File
2017-11-04 10:24:10 +00:00
Nick Craig-Wood
8184ec4b70 vfs: add EPERM to errors 2017-11-03 13:00:00 +00:00
Nick Craig-Wood
190367d917 vfs: factor duplicated Open code into vfs from mount/cmount 2017-11-03 13:00:00 +00:00
Nick Craig-Wood
a5dc62f6c1 vfs: Make file handles compatible with OS
* Implement directory handles
  * Unify OpenFile
  * Add all the methods to match *os.File
  * Add StatParent and Rename methods to VFS
2017-11-03 13:00:00 +00:00
Nick Craig-Wood
3e0c91ba4b vfs: Move DefaultOpt to vfs and make some methods private 2017-11-03 13:00:00 +00:00
Nick Craig-Wood
7e065440fb vfs: rename Lookup to Stat to be more in keeping with os 2017-11-03 12:59:59 +00:00
Nick Craig-Wood
e8883e9fdb vfs: factor flags into vfsflags and remove global variables 2017-11-03 12:59:59 +00:00
Nick Craig-Wood
1a8f824bad vfs: use os package errors where possible 2017-11-03 12:59:59 +00:00
Nick Craig-Wood
c1aaff220d Factor new vfs module out of cmd/mountlib
This is an OS style file system abstraction with directory caching
used in mount, cmount, serve webdav and serve http.
2017-11-03 12:59:59 +00:00