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* cluster/dht : Acl fix for distribute directory selfhealKaushal M2012-03-261-0/+3
| | | | | | | | | | | | Send acl xattrs, if present in the xattrs returned during lookup, during directory self-heal. Change-Id: I5337bbd3f3963aeed500a8a552e5f6713089b53e BUG: 764787 Signed-off-by: Kaushal M <kaushal@redhat.com> Reviewed-on: http://review.gluster.com/737 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
* libglusterfs/fd: ref fds while copying the fdentries.Raghavendra G2012-03-261-3/+6
| | | | | | | | | Change-Id: I8973ec5d9858adfbdd6efc7cd596cf5d5af0e3cb BUG: 767862 Signed-off-by: Raghavendra G <raghavendra@gluster.com> Reviewed-on: http://review.gluster.com/3006 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
* core: adding extra data for fopsAmar Tumballi2012-03-227-912/+1178
| | | | | | | | | | | | | with this change, the xlator APIs will have a dictionary as extra argument, which is passed between all the layers. This can be utilized for overloading in some of the operations. Change-Id: I58a8186b3ef647650280e63f3e5e9b9de7827b40 Signed-off-by: Amar Tumballi <amarts@redhat.com> BUG: 782265 Reviewed-on: http://review.gluster.com/2960 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
* Revert "core: enable process to return the appropriate error code"Amar Tumballi2012-03-222-4/+0
| | | | | | | | | This reverts commit 16717f4df7b0fbd3c255f5faf8a2744444231bb7 Change-Id: I65624db4d31e11e1bec66b07b352ce823ef069b9 Reviewed-on: http://review.gluster.com/3001 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* dict: add a dict_dump() function to dump the dictionary contentsAmar Tumballi2012-03-212-0/+40
| | | | | | | | | | | | | | | helps for debugging some functionalities where we have to understand what we send from one end point to another is properly received on the other endpoint without any errors. Change-Id: I9b802f12ae542e499161a1f3b9a5602f7b93b0ee Signed-off-by: Amar Tumballi <amarts@redhat.com> BUG: 782265 Reviewed-on: http://review.gluster.com/2959 Reviewed-by: Jeff Darcy <jdarcy@redhat.com> Reviewed-by: Raghavendra Bhat <raghavendrabhat@gluster.com> Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
* core: enable process to return the appropriate error codeAmar Tumballi2012-03-212-0/+4
| | | | | | | | | | | | | Credit of this patch goes to Avati <avati@gluster.com> as I just did a rebase to the lastest master. Change-Id: I53b2adf90fd9808433bdc35b57dad0682bc90860 BUG: 762935 Signed-off-by: Amar Tumballi <amar@gluster.com> Reviewed-on: http://review.gluster.com/579 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Jeff Darcy <jdarcy@redhat.com> Reviewed-by: Anand Avati <avati@redhat.com>
* glusterd: bring in feature to use syncop for mgmt opsAmar Tumballi2012-03-211-0/+5
| | | | | | | | | | | | | | | | * new sycnop routines added to mgmt program * one should not use 'glusterd_op_begin()', instead can use the synctask framework, 'glusterd_op_begin_synctask()' * currently using for below operations: 'volume start', 'volume rebalance', 'volume quota', 'volume replace-brick' and 'volume add-brick' Change-Id: I0bee76d06790d5c5bb5db15d443b44af0e21f1c0 BUG: 762935 Signed-off-by: Amar Tumballi <amar@gluster.com> Reviewed-on: http://review.gluster.com/479 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
* libglusterfs/call-stub: ref dict while storing it in readdirp stubRaghavendra G2012-03-191-1/+7
| | | | | | | | | Change-Id: I11224f7afa2e87dc242cc2e9e865c7ab2bb88c7e BUG: 765785 Signed-off-by: Raghavendra G <raghavendra@gluster.com> Reviewed-on: http://review.gluster.com/2974 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com>
* libglusterfs/dict: Add boundary conditionsv3.3.0qa29Harshavardhana2012-03-181-3/+30
| | | | | | | | | | | | | | Functions modified: 1. data_to_int16() 2. data_to_uint16() Change-Id: I6775ca5d39f519c24ca3a07ce41018472e238cdf BUG: 769692 Signed-off-by: Harshavardhana <fharshav@redhat.com> Reviewed-on: http://review.gluster.com/2599 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com> Reviewed-by: Anand Avati <avati@redhat.com>
* cluster/stripe: fix {set/get}xattr query for dirs/symlinkVenky Shankar2012-03-181-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch fixes the following problems: * ENOENT returned for getxattr (xtime) on symlinks Non-data entities are created only on the first subvolume but getxattr fop winds to all subvols. This results in all subvols except the first one to return ENOENT which is propogated down the stack. * ENODATA returned for getxattr (xtime) on directory setxattr calls always wind to the first stripe subvolume. xtime getxattr invocation winds to all subvolumes but the xattr is present in only the first one, resulting in all subvols except the first one to return ENODATA. Fix For symlinks getxattr now always winds to the first subvol and for directories setxattr sets the xattr on all subvols. NOTE For directories the all-subvol-wind in setxattr is done only when request is from a special client (client-pid == -1) Change-Id: I9236345ef319506770d2034b840ee4ac04704b21 BUG: 801394 Signed-off-by: Venky Shankar <vshankar@redhat.com> Reviewed-on: http://review.gluster.com/2948 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Shishir Gowda <shishirng@gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
* Logs: Improved logs in lock/unlock execution pathPranith Kumar K2012-03-181-0/+1
| | | | | | | | | | | Statedump will now start showing the lk-owner of the stack. Change-Id: I9f650ce9a8b528cd626c8bb595c1bd1050462c86 BUG: 803209 Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Reviewed-on: http://review.gluster.com/2968 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
* mgmt/glusterd : volume set validation fixesKaushal M2012-03-184-142/+269
| | | | | | | | | | | | | | | | | | | | | | | | | | This is the new version of the patch by Kaushik at review.gluster.com/699 The following new option types have been introduced: * GF_OPTION_TYPE_INTERNET_ADDRESS_LIST * GF_OPTION_TYPE_PRIORITY_LIST * GF_OPTION_TYPE_SIZE_LIST and option types of several options in translators have been updated to use the new types. valid_internet_address(), valid_ipv4_address() & valid_ipv6_address() functions has been updated for * wildcard matching. Previously used standalone wildcard address checking functions have been removed. Changes have been done to stripe translator to correctly set, update and use stripe-blocksize. Also minimum value for block-size has been set to 16KB. Change-Id: I2aa484ff695f6a915a8fc9a9f965cf0344f41d59 BUG: 765248 Signed-off-by: Kaushal M <kaushal@redhat.com> Reviewed-on: http://review.gluster.com/2899 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Shishir Gowda <shishirng@gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
* mem-pool: more debug friendly logs by using gf_log_callingfn()Amar Tumballi2012-03-181-4/+6
| | | | | | | | | | Change-Id: I4d6e53ad8660314315f2ff3aa92ffbe707d6efe9 Signed-off-by: Amar Tumballi <amarts@redhat.com> BUG: 803638 Reviewed-on: http://review.gluster.com/2951 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Jeff Darcy <jdarcy@redhat.com> Reviewed-by: Anand Avati <avati@redhat.com>
* core: bring a cmdline option to set memory-accountingAmar Tumballi2012-03-152-11/+18
| | | | | | | | | | | | | | | | | | currently this is implemented as a command line option, and not as an easier translator option. this is because as of now, before even the volume files are parsed, we would need memory accounting enabled. there is scope for improving this behavior, but for now, this approach solves the problem. Also, this feature's major consumers are the testers who are looking for leaks, hence option is hidden from usage output. Change-Id: I09a5b13743ae43ff42c251989f921319e94cabe3 Signed-off-by: Amar Tumballi <amarts@redhat.com> BUG: 799199 Reviewed-on: http://review.gluster.com/2856 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* core: dict allocations through mem-poolAmar Tumballi2012-03-142-19/+21
| | | | | | | | | Change-Id: I7401639060957d437808779745a1e46c3f9f4585 Signed-off-by: Amar Tumballi <amarts@redhat.com> BUG: 798503 Reviewed-on: http://review.gluster.com/2851 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* cluster/afr: handle sending NULL dentry name for inode link in self-heal-daemonRaghavendra Bhat2012-03-141-0/+8
| | | | | | | | | | | | | | | | | | | | | * Without the dentry name, dentry cannot be created in inode_link, which leads to trying to access the null dentry to check if it is cyclic and thus segfault. So send the parent inode also NULL, which just returns the proper inode after assigning the gfid and type to the inode without trying to create dentry. * Handle failures such as dentry_create returning NULL, in inode_link properly and return NULL in such cases. * Increase the lru limit of inode table of self-heal-daemon to 2048 Change-Id: I7ae0e0e9be279d1694b6aafb5e054585e43f03ff BUG: 801149 Signed-off-by: Raghavendra Bhat <raghavendrabhat@gluster.com> Reviewed-on: http://review.gluster.com/2893 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* core, cli : Changes to statedumpKaushal M2012-03-141-18/+17
| | | | | | | | | | | | | | | | This patch, * Enables missing inodectx, fdctx dumpops for cli statedump command. * Reintroduce changes introduced in statedump.c by 489a7a10 which were overwritten by db20a0f8. * Change strncasecmp() in gf_proc_dump_parse_set_option() to strcasecmp() to properly parse similar options like fd-fdctx, inode-inodectx Change-Id: I85ad854dce73048617b933d29cf360af9d0ed90a BUG: 797788 Signed-off-by: Kaushal M <kaushal@redhat.com> Reviewed-on: http://review.gluster.com/2914 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com>
* core: Made lkowner_unparse use 'type-safe' format-specifierKrishnan Parthasarathi2012-03-121-1/+1
| | | | | | | | | Change-Id: Ibd39edb5fccef525f7f0929401f7329508c59ced BUG: 767229 Signed-off-by: Krishnan Parthasarathi <kp@gluster.com> Reviewed-on: http://review.gluster.com/2907 Reviewed-by: Amar Tumballi <amarts@redhat.com> Tested-by: Gluster Build System <jenkins@build.gluster.com>
* iobuf: add a counter to keep track of request missesAmar Tumballi2012-03-122-12/+11
| | | | | | | | | | | | requests can be denied if the size of the request is higher than the available sizes. Change-Id: Id1bf2a56de799ccb94f3791899f2e33f68cd1e2b Signed-off-by: Amar Tumballi <amarts@redhat.com> BUG: 802047 Reviewed-on: http://review.gluster.com/2913 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* protocol/client: Register a timer(grace-timer) conditionally.Mohammed Junaid2012-03-101-1/+1
| | | | | | | | | | | | | | | | A grace timer is registered on a disconnect, but a reconnect timer sends a connect request after every 3sec and if the server is down, the client protocol receives disconnect and a grace timer will be registered which on timeout will increase the lk-version value. Its enough to register the grace timer once after the disconnect and later just ignore other psuedo disconnects. Change-Id: I36a153aa86b350d87fe50d014ee0297f558a7fb6 BUG: 795386 Signed-off-by: Mohammed Junaid <junaid@redhat.com> Reviewed-on: http://review.gluster.com/2906 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* syncop: Make syntask scalablePranith Kumar K2012-03-093-21/+37
| | | | | | | | | | | | | | | At the moment, synctask uses task->frame to perform all the syncops, this will lead to high-memory usage if the task crawls millions of directories. i.e millions of STACK_WINDS/UNWINDS. To prevent this, in each task a new stack is created to perform the fops which is reset after every syncop. Change-Id: I53c262ec348be9b1d91af73da01f1c217f31ce6e BUG: 798907 Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Reviewed-on: http://review.gluster.com/2850 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Jeff Darcy <jdarcy@redhat.com>
* features/marker: GFID file handle based backend related fixesv3.3.0qa26Raghavendra G2012-03-071-0/+1
| | | | | | | | | | | | * make sure loc->gfid is filled. Change-Id: I5304e650d9fc181ee1f3b65be7f2ff3847d9722e BUG: 790389 Signed-off-by: Raghavendra G <raghavendra@gluster.com> Reviewed-on: http://review.gluster.com/2888 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Raghavendra Bhat <raghavendrabhat@gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* libglusterfs/fd: fixed fd_anonymous() leakAmar Tumballi2012-03-071-2/+6
| | | | | | | | | | | | | | fd was getting leaked whenever there was a overlapping operations, which caused memory leak, and process fd leaks, which made most of the operations on NFS mount of a replicate volume not work. With the fix, things are back to normal. Change-Id: I2d2158b2972ba5dae270d6ff7b1a827403653c04 Signed-off-by: Amar Tumballi <amarts@redhat.com> BUG: 787368 Reviewed-on: http://review.gluster.com/2892 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* protocol/client: Added lk_ctx info in fdctx dumpKrishnan Parthasarathi2012-03-073-1/+26
| | | | | | | | | | | | | | | | | | - Added a brief explanation as to why we can't use gf_log when in statedump. - Removed gf_log messages from client_priv_dump since it can cause a 'deadlock' - See statedump.c for explanation - Added try-lock based accessors for fd_lk_list for dump purposes. Change-Id: I1d755a4ef2c568acf22fb8c4ab0a33a4f5fd07b4 BUG: 789858 Signed-off-by: Krishnan Parthasarathi <kp@gluster.com> Reviewed-on: http://review.gluster.com/2882 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* fops/removexattr: prevent users from removing glusterfs xattrsRajesh Amaravathi2012-03-051-14/+33
| | | | | | | | | | | | | | | | | | | | | | | * Each xlator prevents the user from removing xlator-specific xattrs like trusted.gfid by handling it in respective removexattr functions. * For xlators which did not define remove and fremovexattr, the functions have been implemented with appropriate checks. xlator | fops-added _______________|__________________________ | 1. stripe | removexattr and fremovexattr 2. quota | removexattr and fremovexattr Change-Id: I98e22109717978134378bc75b2eca83fefb2abba BUG: 783525 Signed-off-by: Rajesh Amaravathi <rajesh@redhat.com> Reviewed-on: http://review.gluster.com/2836 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com> Reviewed-by: Jeff Darcy <jdarcy@redhat.com>
* libglusterfs: Handle loc_copy for nameless locPranith Kumar K2012-02-291-13/+9
| | | | | | | | | BUG: 787671 Change-Id: I7601f482ae753ead83be16d1df33c2187e76dc5c Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Reviewed-on: http://review.gluster.com/2825 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* mempool: add more counters to understand the usage scenarios properlyAmar Tumballi2012-02-273-0/+22
| | | | | | | | | | | | | | current design of mempool is to fallback to standard calloc/free if all the buffers in pool are exhausted. Understanding more about those numbers will help us to tune mempool parameters properly over time. Change-Id: I2c94373186f7c6a486caff2611c2d9df2c37db3c Signed-off-by: Amar Tumballi <amarts@redhat.com> BUG: 797730 Reviewed-on: http://review.gluster.com/2804 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Kaushal M <kaushal@redhat.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* libglusterfs: fix GF_FREECsaba Henk2012-02-271-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | Argument-taking macros should be possible to use with same syntax that of C functions. In particular (assuming FOO is a single-argument macro), FOO(bar) should break and if (cond) FOO(bar); else baz(); should compile. Change-Id: If852c128a7317dc0dda1c669be7c6af40501e48d BUG: 762061 Signed-off-by: Csaba Henk <csaba@redhat.com> Reviewed-on: http://review.gluster.com/2816 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com>
* Introduce new extended attribute: node-uuidVenky Shankar2012-02-221-0/+7
| | | | | | | | | | | | | | | | Request for trusted.glusterfs.node-uuid returns pathinfo like string but containing the UUID of glusterd instead of the backend path for the requested file. This info is benificial for tasks like parallel rebalance that will make use of the UUID for data locality. Change-Id: I766a09cc4a5f63aebd11c73107924a1b29242dcf BUG: 772610 Signed-off-by: Venky Shankar <vshankar@redhat.com> Reviewed-on: http://review.gluster.com/2614 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Shishir Gowda <shishirng@gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* glusterfsd: unref the dict and use dict_set_dynstr to avoid memleakRaghavendra Bhat2012-02-222-7/+11
| | | | | | | | | | | | | Unref the new dict and use proper dict api (dict_set_dynstr) to save data for displaying volume status information, which otherwise leads to memory leak in the process. Change-Id: Icb9ceb1a867c5b9759211a67027d983ab9b7e1c2 BUG: 796186 Signed-off-by: Raghavendra Bhat <raghavendrabhat@gluster.com> Reviewed-on: http://review.gluster.com/2799 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* mempool: adjustments in pool sizesAmar Tumballi2012-02-222-2/+4
| | | | | | | | | | | | | | | | | * while creating 'rpc_clnt', the caller knows what would be the ideal load on it, so an extra argument to set some pool sizes * while creating 'rpcsvc', the caller knows what would be the ideal load of it, so an extra argument to set request pool size * cli memory footprint is reduced Change-Id: Ie245216525b450e3373ef55b654b4cd30741347f Signed-off-by: Amar Tumballi <amarts@redhat.com> BUG: 765336 Reviewed-on: http://review.gluster.com/2784 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* libglusterfs/options: Cleanup xlator percent_sizet code.Harshavardhana2012-02-213-82/+97
| | | | | | | | | Change-Id: I1a39252d6c26f7e30b77ef682b8b3cdcde8a4a51 BUG: 769691 Signed-off-by: Harshavardhana <fharshav@redhat.com> Reviewed-on: http://review.gluster.com/2619 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com>
* libglusterfs: Warn on missing _cbk calls in xlatorPranith Kumar K2012-02-211-0/+6
| | | | | | | | | Change-Id: I44684b5eeca3674ed8d5b7b0120699bb3767e38d BUG: 763820 Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Reviewed-on: http://review.gluster.com/2782 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com>
* core: utilize mempool for frame->local allocationsAmar Tumballi2012-02-214-5/+11
| | | | | | | | | | | | | | | in each translator, which uses 'frame->local', we are using GF_CALLOC/GF_FREE, which would be costly considering the number of allocation happening in a lifetime of 'fop'. It would be good to utilize the mem pool framework for xlator's local structures, so there is no allocation overhead. Change-Id: Ida6e65039a24d9c219b380aa1c3559f36046dc94 Signed-off-by: Amar Tumballi <amar@gluster.com> BUG: 765336 Reviewed-on: http://review.gluster.com/2772 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
* rpc/clnt: handle PARENT_DOWN event appropriatelyAmar Tumballi2012-02-211-0/+1
| | | | | | | | | | Change-Id: I4644e944bad4d240d16de47786b9fa277333dba4 BUG: 767862 Signed-off-by: Raghavendra G <raghavendra@gluster.com> Signed-off-by: Amar Tumballi <amarts@redhat.com> Reviewed-on: http://review.gluster.com/2735 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* fuse-bridge: Handle graph-switch.Raghavendra G2012-02-214-2/+109
| | | | | | | | | | | | | | | | | The purpose of this patch is to let protocol/client know when its transports can be disconnected, without application running on gluster mount noticing any effects of graph switch. In order to do this, we migrate all fds and blocked locks to new graph. Once this migration is complete and there are no in-transit frames as viewed by fuse-bridge, we send a PARENT_DOWN event to its children. protocol/client on receiving this event, can disconnect up its transports. Change-Id: Idcea4bc43e23fb077ac16538b61335ebad84ba16 BUG: 767862 Reviewed-on: http://review.gluster.com/2734 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* cluster/afr: Add commands to see self-heald opsPranith Kumar K2012-02-203-3/+14
| | | | | | | | | Change-Id: Id92d3276e65a6c0fe61ab328b58b3954ae116c74 BUG: 763820 Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Reviewed-on: http://review.gluster.com/2775 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* cluster/afr: Self-heald, Index integrationPranith Kumar K2012-02-202-0/+62
| | | | | | | | | Change-Id: Ic68eb00b356a6ee3cb88fe2bde50374be7a64ba3 BUG: 763820 Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Reviewed-on: http://review.gluster.com/2749 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* syncop: Multi-processor support in syncenvAnand Avati2012-02-202-67/+216
| | | | | | | | | | | | | | | | | | | This patch introduces: - multithreading of syncop processors permitting synctasks to be executed concurrently if the runqueue has many tasks. - Auto scaling of syncop processors based on runqueue length. - Execute a synctask (synctask_new) in a blocking way if callback function is set NULL. The return value of the syncfn will be the return value of synctask_new() Change-Id: Iff369709af9adfd07be3386842876a24e1a5a9b5 BUG: 763820 Reviewed-on: http://review.gluster.com/443 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
* storage/posix: Add xattr for gfid2pathPranith Kumar K2012-02-201-0/+1
| | | | | | | | | Change-Id: I1fe987d255bf50e8433043749b482b67554a0ac3 BUG: 763820 Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Reviewed-on: http://review.gluster.com/2774 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* features/index: Index translator implementationPranith Kumar K2012-02-201-0/+3
| | | | | | | | | | Change-Id: If8a11ecbdd010f64fb4409add5751080f4b59086 BUG: 763820 Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Reviewed-on: http://review.gluster.com/2722 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Jeff Darcy <jdarcy@redhat.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* NLM - Network Lock Manger V4Krishna Srinivas2012-02-202-7/+44
| | | | | | | | | Change-Id: Ic31b8bb10a28408da2a623f4ecc0c60af01c64af BUG: 795421 Signed-off-by: Krishna Srinivas <ksriniva@redhat.com> Reviewed-on: http://review.gluster.com/2711 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com>
* libglusterfs: Implement circular buffer and event historyRaghavendra Bhat2012-02-2011-10/+435
| | | | | | | | | | | | | | | | | Implement circular buffer framework, so that it can be used by other components such as event history management. And event history is implemented which can be used by xlator to dump some information to a file (such as information of some structure etc). Through statedump, history of each xlator can be dumped. An option called history should be given to the statedump command. Change-Id: I7c5e8f6bd1018584eaee856e933e7c4b94c6709c BUG: 795419 Signed-off-by: Raghavendra Bhat <raghavendrabhat@gluster.com> Reviewed-on: http://review.gluster.com/2769 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* protocol/client,server: fcntl lock self healing.Mohammed Junaid2012-02-206-8/+552
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently(with out this patch), on a disconnect the server cleans up the transport which inturn closes the fd's and releases the locks acquired on those fd's by that client. On a reconnect, client just reopens the fd's but doesn't reacquire the locks. The application that had previously acquired the locks still is under the assumption that it is the owner of those locks which might have been granted to other clients(if they request) by the server leading to data corruption. This patch allows the client to reacquire the fcntl locks (held on the fd's) during client-server handshake. * The server identifies the client via process-uuid-xl (which is a combination of uuid and client-protocol name, it is assumed to be unique) and lk-version number. * The client maintains a list of process-uuid-xl, lk-version pair for each accepted connection. On a connect, the server traverses the list for a matching pair, if a matching pair is not found the the server returns lk-version with value 0, else it returns the lk-version it has in store. * On a disconnect, the server and client enter grace period, and on the completion of the grace period, the client bumps up its lk-version number (which means, it will reacquire the locks the next time) and the server will distroy the connection. If reconnection happens within the grace period, the server will find the matching (process-uuid-xl, lk-version) pair in its list which guarantees that the fd's and there corresponding locks are still valid for this client. Configurable options: To set grace-timeout, the following options are option server.grace-timeout value option client.grace-timeout value To enable or disable the lk-heal, option lk-heal [on|off] gluster volume set command can be used to configurable options Change-Id: Id677ef1087b300d649f278b8b2aa0d94eae85ed2 BUG: 795386 Signed-off-by: Mohammed Junaid <junaid@redhat.com> Reviewed-on: http://review.gluster.com/2766 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* glusterd: auth allow enhancementsRajesh Amaravathi2012-02-201-4/+37
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * PROBLEM: When address-based authentication is enabled on a volume, the gNfs server, self-heal daemon (shd), and other operations such as quota, rebalance, replace-brick and geo-replication either stop working or the services are not started if all the peers' ipv{4,6} addresses or hostnames are not added in the "set auth.allow" operation, breaking the functionality of several operations. E.g: volume vol in a cluster of two peers: /mnt/brick1 in 192.168.1.4 /mnt/brick2 in 192.168.1.5 option auth.allow 192.168.1.6 (allow connection requests only from 192.168.1.6) This will disrupt the nfs servers on 192.168.1.{4,5}. brick server processes reject connection requests from both nfs servers (on 4,5), because the peer addresses are not in the auth.allow list. Same holds true for local mounts (on peer machines), self-heal daemon, and other operations which perform a glusterfs mount on one of the peers. * SOLUTION: Login-based authentication (username/password pairs, henceforth referred to as "keys") for gluster services and operations. These *per-volume* keys can be used to by-pass the addr-based authentication, provided none of the peers' addresses are put in the auth.reject list, to enable gluster services like gNfs, self-heal daemon and internal operations on volumes when auth.allow option is exercised. * IMPLEMENTATION: 1. Glusterd generates keys for each volume and stores it in memory as well as in respective volfiles. A new TRUSTED-FUSE volfile is generated which is fuse volfile + keys in protocol/client, and is named trusted-<volname>-fuse.vol. This is used by all local mounts. ANY local mount (on any peer) is granted the trusted-fuse volfile instead of fuse volfile via getspec. non-local mounts are NOT granted the trusted fuse volfile. 2. The keys generated for the volume is written to each server volfile telling servers to allow users with these keys. 3. NFS, self-heal daemon and replace-brick volfiles are updated with the volume's authentication keys. 4. The keys are NOT written to fuse volfiles for obvious reasons. 5. The ownership of volfiles and logfiles is restricted to root users. 6. Merging two identical definitions of peer_info_t in auth/addr and rpc-lib, throwing away the one in auth/addr. 7. Code cleanup in numerous places as appropriate. * IMPORTANT NOTES: 1. One SHOULD NOT put any of the peer addresses in the auth.reject list if one wants any of the glusterd services and features such as gNfs, self-heal, rebalance, geo-rep and quota. 2. If one wants to use username/password based authentication to volumes, one shall append to the server, nfs and shd volfiles, the keys one wants to use for authentication, *while_retaining those_generated_by_glusterd*. See doc/authentication.txt file for details. Change-Id: Ie0331d625ad000d63090e2d622fe1728fbfcc453 BUG: 789942 Signed-off-by: Rajesh Amaravathi <rajesh@redhat.com> Reviewed-on: http://review.gluster.com/2733 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* cluster/dht: Support for hardlink rebalance when decommissioningshishir gowda2012-02-193-2/+35
| | | | | | | | | | | | | | | | | | | | | | | | | | | | The support for hardlink rebalance is only available for decommissioning of a node. this can be triggered in two ways 1. remove-brick start 2. if decommission node value is set in vol file, then a normal rebalance command The way we handle it is- if (nlink > 1) do * if src file doesnt have linkto xattr * mark src's linkto to the dst * else * perform a link on the dst * do a look up * if nlinks = dst.nlinks * migrate data * else * continue crawling done Signed-off-by: shishir gowda <shishirng@gluster.com> Change-Id: If43b5524b872fd1413e9f7aa7f436cb244e30d8d BUG: 763844 Reviewed-on: http://review.gluster.com/2737 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com>
* cluster/dht: Rebalance will be a new glusterfs processshishirng2012-02-191-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | rebalance will not use any maintainance clients. It is replaced by syncops, with the volfile. Brickop (communication between glusterd<->glusterfs process) is used for status and stop commands. Dept-first traversal of dir is maintained, but data is migrated as and when encounterd. fix-layout (dir) do Complete migrate-data of dir fix-layout (subdir) done Rebalance state is saved in the vol file, for restart-ability. A disconnect event and pidfile state determine the defrag-status Signed-off-by: shishirng <shishirng@gluster.com> Change-Id: Iec6c80c84bbb2142d840242c28db3d5f5be94d01 BUG: 763844 Reviewed-on: http://review.gluster.com/2540 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com>
* cli: Fix for statedump crashing gluster processesKaushal M2012-02-171-8/+4
| | | | | | | | | | | | | | | | 1. Fixes the bug in statedump causing the gluster process to crash when an unknown option was given in the 'glusterdump.*.options' file. 2. Also fixes cli, making it send full statedump option strings even when only partial option strings are given in 'volume statedump' command. 3. Minor change to order of operations during statedump to allow option parsing errors to be written to the dump file. Change-Id: Ic878cbca4dbf46b83fba0fd88fcb3c03f05ae46d BUG: 772586 Signed-off-by: Kaushal M <kaushal@redhat.com> Reviewed-on: http://review.gluster.com/2706 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
* posix: handle some internal behavior in posix_mknod()Amar Tumballi2012-02-161-0/+2
| | | | | | | | | | | | | | | | | | | | assume a case of link() systemcall, which is handled in distribute by creating a 'linkfile' in hashed subvolume, if the 'oldloc' is present in different subvolume. we have same 'gfid' for the linkfile as that of file for consistency. Now, a file with multiple hardlinks, we may end up with 'hardlinked' linkfiles. dht create linkfile using 'mknod()' fop, and as now posix_mknod() is not equipped to handle this situation. this patch fixes the situation by looking at the 'internal' key set in the dictionary to differentiate the call which originates from inside with regular system calls. Change-Id: Ibff7c31f8e0c8bdae035c705c93a295f080ff985 BUG: 763844 Signed-off-by: Amar Tumballi <amar@gluster.com> Reviewed-on: http://review.gluster.com/2755 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Anand Avati <avati@redhat.com>
* locks: Added a getxattr interface to clear locks on a given inode.Krishnan Parthasarathi2012-02-141-0/+1
| | | | | | | | | | | | | | | | getxattr returns a summary of no. of inodelks/entrylks cleared. cmd_structure: trusted.glusterfs.clrlk.t<type>.k<kind>[.{range|basename}] where, type = "inode"| "entry"| "posix" kind = "granted"| "blocked" | "all" range = off,a-b, where a, b = 'start', 'len' from offset 'off' Change-Id: I8a771530531030a9d4268643bc6823786ccb51f2 BUG: 789858 Signed-off-by: Krishnan Parthasarathi <kp@gluster.com> Reviewed-on: http://review.gluster.com/2551 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
generated by cgit (git 2.34.1) at 2024-12-28 18:54:37 +0000