smb_tree.c revision b7301bf5522d8b9141fe432333ded586218327f2
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * CDDL HEADER START
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da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * CDDL HEADER END
b7301bf5522d8b9141fe432333ded586218327f2Gordon Ross * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
c586600796766c83eb9485c446886fd9ed2359a9Keyur Desai * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * General Structures Layout
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * -------------------------
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * This is a simplified diagram showing the relationship between most of the
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * main structures.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | SMB_INFO |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | SESSION |<----->| SESSION |......| SESSION |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | USER |<----->| USER |......| USER |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | TREE |<----->| TREE |......| TREE |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------------------+ +-------------------+ +-------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | +-------+ +-------+ +-------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | | OFILE |<----->| OFILE |......| OFILE |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | +-------+ +-------+ +-------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------+ +------+ +------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | ODIR |<----->| ODIR |......| ODIR |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-------+ +------+ +------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Tree State Machine
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * ------------------
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-----------------------------+ T0
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | SMB_TREE_STATE_CONNECTED |<----------- Creation/Allocation
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-----------------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +------------------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | SMB_TREE_STATE_DISCONNECTING |
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +------------------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-----------------------------+ T3
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * | SMB_TREE_STATE_DISCONNECTED |----------> Deletion/Free
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * +-----------------------------+
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * SMB_TREE_STATE_CONNECTED
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * While in this state:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The tree is queued in the list of trees of its user.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - References will be given out if the tree is looked up.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - Files under that tree can be accessed.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * SMB_TREE_STATE_DISCONNECTING
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * While in this state:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The tree is queued in the list of trees of its user.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - References will not be given out if the tree is looked up.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The files and directories open under the tree are being closed.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The resources associated with the tree remain.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * SMB_TREE_STATE_DISCONNECTED
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * While in this state:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The tree is queued in the list of trees of its user.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - References will not be given out if the tree is looked up.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The tree has no more files and directories opened.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The resources associated with the tree remain.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Transition T0
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * This transition occurs in smb_tree_connect(). A new tree is created and
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * added to the list of trees of a user.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Transition T1
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * This transition occurs in smb_tree_disconnect().
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Transition T2
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * This transition occurs in smb_tree_release(). The resources associated
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * with the tree are freed as well as the tree structure. For the transition
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * to occur, the tree must be in the SMB_TREE_STATE_DISCONNECTED state and
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * the reference count be zero.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Comments
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * --------
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * The state machine of the tree structures is controlled by 3 elements:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The list of trees of the user it belongs to.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The mutex embedded in the structure itself.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * - The reference count.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * There's a mutex embedded in the tree structure used to protect its fields
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * and there's a lock embedded in the list of trees of a user. To
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * increment or to decrement the reference count the mutex must be entered.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * To insert the tree into the list of trees of the user and to remove
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * the tree from it, the lock must be entered in RW_WRITER mode.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * Rules of access to a tree structure:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * 1) In order to avoid deadlocks, when both (mutex and lock of the user
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * list) have to be entered, the lock must be entered first.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * 2) All actions applied to a tree require a reference count.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * 3) There are 2 ways of getting a reference count: when a tree is
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * connected and when a tree is looked up.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * It should be noted that the reference count of a tree registers the
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * number of references to the tree in other structures (such as an smb
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * request). The reference count is not incremented in these 2 instances:
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * 1) The tree is connected. An tree is anchored by his state. If there's
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * no activity involving a tree currently connected, the reference
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * count of that tree is zero.
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * 2) The tree is queued in the list of trees of the user. The fact of
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * being queued in that list is NOT registered by incrementing the
da6c28aaf62fa55f0fdb8004aa40f88f23bf53f0amw * reference count.
cb174861876aea6950a7ab4ce944aff84b1914cdjoyce mcintoshstatic smb_tree_t *smb_tree_connect_core(smb_request_t *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic smb_tree_t *smb_tree_connect_disk(smb_request_t *, const char *);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightstatic smb_tree_t *smb_tree_connect_printq(smb_request_t *, const char *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic smb_tree_t *smb_tree_connect_ipc(smb_request_t *, const char *);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightstatic smb_tree_t *smb_tree_alloc(smb_user_t *, const smb_kshare_t *,
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statesstatic boolean_t smb_tree_is_connected_locked(smb_tree_t *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic boolean_t smb_tree_is_disconnected(smb_tree_t *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic const char *smb_tree_get_sharename(const char *);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightstatic int smb_tree_getattr(const smb_kshare_t *, smb_node_t *, smb_tree_t *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic void smb_tree_get_volname(vfs_t *, smb_tree_t *);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightstatic void smb_tree_get_flags(const smb_kshare_t *, vfs_t *, smb_tree_t *);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic void smb_tree_log(smb_request_t *, const char *, const char *, ...);
7f667e74610492ddbce8ce60f52ece95d2401949jose borregostatic void smb_tree_close_odirs(smb_tree_t *, uint16_t);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownstatic smb_ofile_t *smb_tree_get_ofile(smb_tree_t *, smb_ofile_t *);
7f667e74610492ddbce8ce60f52ece95d2401949jose borregostatic smb_odir_t *smb_tree_get_odir(smb_tree_t *, smb_odir_t *);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightstatic void smb_tree_set_execinfo(smb_tree_t *, smb_shr_execinfo_t *, int);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownstatic int smb_tree_enum_private(smb_tree_t *, smb_svcenum_t *);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownstatic int smb_tree_netinfo_encode(smb_tree_t *, uint8_t *, size_t, uint32_t *);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownstatic void smb_tree_netinfo_init(smb_tree_t *tree, smb_netconnectinfo_t *);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownstatic void smb_tree_netinfo_fini(smb_netconnectinfo_t *);
cb174861876aea6950a7ab4ce944aff84b1914cdjoyce mcintosh if (smb_threshold_enter(&sv->sv_tcon_ct) != 0) {
cb174861876aea6950a7ab4ce944aff84b1914cdjoyce mcintosh smbsr_error(sr, RPC_NT_SERVER_TOO_BUSY, 0, 0);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * Lookup the share name dispatch the appropriate stype handler.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Share names are case insensitive so we map the share name to
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * lower-case as a convenience for internal processing.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * Valid service values are:
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * A: Disk share
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * LPT1: Printer
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * IPC Named pipe (IPC$ is reserved as the named pipe share).
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * COMM Communications device
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * ????? Any type of device (wildcard)
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright const char *name;
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if ((name = smb_tree_get_sharename(unc_path)) == NULL) {
cb174861876aea6950a7ab4ce944aff84b1914cdjoyce mcintosh smb_tree_log(sr, name, "access not permitted");
cb174861876aea6950a7ab4ce944aff84b1914cdjoyce mcintosh smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Disconnect a tree.
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wrightsmb_tree_disconnect(smb_tree_t *tree, boolean_t do_exec)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States if (smb_tree_is_connected_locked(tree)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Indicate that the disconnect process has started.
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright * The files opened under this tree are closed.
29bd28862cfb8abbd3a0f0a4b17e08bbc3652836Alan Wright * The directories opened under this tree are closed.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright if (do_exec && (tree->t_state == SMB_TREE_STATE_DISCONNECTED) &&
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_tree_set_execinfo(tree, &execinfo, SMB_EXEC_UNMAP);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Take a reference on a tree.
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States if (smb_tree_is_connected_locked(tree)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Release a reference on a tree. If the tree is disconnected and the
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States * reference count falls to zero, post the object for deletion.
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States * Object deletion is deferred to avoid modifying a list while an
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States * iteration may be in progress.
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States SMB_TREE_VALID(tree);
c586600796766c83eb9485c446886fd9ed2359a9Keyur Desai /* flush the ofile and odir lists' delete queues */
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States if (smb_tree_is_disconnected(tree) && (tree->t_refcnt == 0))
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States smb_user_post_tree(tree->t_user, tree);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United Statesvoid
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United Statessmb_tree_post_ofile(smb_tree_t *tree, smb_ofile_t *of)
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States{
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States SMB_TREE_VALID(tree);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States SMB_OFILE_VALID(of);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States ASSERT(of->f_refcnt == 0);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States ASSERT(of->f_state == SMB_OFILE_STATE_CLOSED);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States ASSERT(of->f_tree == tree);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States smb_llist_post(&tree->t_ofile_list, of, smb_ofile_delete);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States}
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United Statesvoid
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United Statessmb_tree_post_odir(smb_tree_t *tree, smb_odir_t *od)
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States{
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States SMB_TREE_VALID(tree);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States SMB_ODIR_VALID(od);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States ASSERT(od->d_refcnt == 0);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States ASSERT(od->d_state == SMB_ODIR_STATE_CLOSED);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States ASSERT(od->d_tree == tree);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States smb_llist_post(&tree->t_odir_list, od, smb_odir_delete);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States}
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Close ofiles and odirs that match pid.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Check whether or not a tree supports the features identified by flags.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregosmb_tree_has_feature(smb_tree_t *tree, uint32_t flags)
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * If the enumeration request is for tree data, handle the request
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * here. Otherwise, pass it on to the ofiles.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * This function should be called with a hold on the tree.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_enum(smb_tree_t *tree, smb_svcenum_t *svcenum)
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Close a file by its unique id.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_fclose(smb_tree_t *tree, uint32_t uniqid)
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown if ((of = smb_ofile_lookup_by_uniqid(tree, uniqid)) == NULL)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego/* *************************** Static Functions ***************************** */
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * Calculates permissions given by the share's ACL to the
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * user in the passed request. The default is full access.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * If any error occurs, full access is granted.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * Using the vnode of the share path find the root directory
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * of the mounted file system. Then look to see if there is a
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * .zfs/shares directory and if there is, lookup the file with
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * the same name as the share name in it. The ACL set for this
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * file is the share's ACL which is used for access check here.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightsmb_tree_acl_access(smb_request_t *sr, const smb_kshare_t *si, vnode_t *pathvp)
fe1c642d06e14b412cd83ae2179303186ab08972Bill Krier * An autohome share owner gets full access to the share.
fe1c642d06e14b412cd83ae2179303186ab08972Bill Krier * Everyone else is denied access.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * The hold on 'root' is released by the lookuppnvp() that follows
fe1c642d06e14b412cd83ae2179303186ab08972Bill Krier size = sizeof (SHARES_DIR) + strlen(si->shr_name) + 1;
fe1c642d06e14b412cd83ae2179303186ab08972Bill Krier (void) sprintf(sharepath, "%s%s", SHARES_DIR, si->shr_name);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright rc = lookuppnvp(&pnp, NULL, NO_FOLLOW, NULL, &sharevp, rootdir, root,
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * Now get the effective access value based on cred and ACL values.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_vop_eaccess(sharevp, (int *)&access, V_ACE_MASK, NULL,
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * Performs the following access checks for a disk share:
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * - No IPC/anonymous user is allowed
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * - If user is Guest, guestok property of the share should be
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * - If this is an Admin share, the user should have administrative
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * privileges
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * - Host based access control lists
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * - Share ACL
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * Returns the access allowed or 0 if access is denied.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightsmb_tree_chkaccess(smb_request_t *sr, smb_kshare_t *shr, vnode_t *vp)
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_tree_log(sr, sharename, "access denied: IPC only");
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_tree_log(sr, sharename, "access denied: guest disabled");
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright if ((shr->shr_flags & SMB_SHRF_ADMIN) && !smb_user_is_admin(user)) {
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_tree_log(sr, sharename, "access denied: not admin");
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright host_access = smb_kshare_hostaccess(shr, &sr->session->ipaddr);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_tree_log(sr, sharename, "access denied: host access");
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_tree_log(sr, sharename, "access denied: share ACL");
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * Connect a share for use with files and directories.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregosmb_tree_connect_disk(smb_request_t *sr, const char *sharename)
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright if ((strcmp(service, any) != 0) && (strcasecmp(service, "A:") != 0)) {
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_tree_log(sr, sharename, "invalid service (%s)", service);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * Check that the shared directory exists.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright rc = smb_pathname_reduce(sr, user->u_cred, si->shr_path, 0, 0, &dnode,
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright rc = smb_fsop_lookup(sr, user->u_cred, SMB_FOLLOW_LINKS,
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright sr->sr_server->si_root_smb_node, dnode, last_component,
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_tree_log(sr, sharename, "bad path: %s", si->shr_path);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright if ((access = smb_tree_chkaccess(sr, si, snode->vp)) == 0) {
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
8d7e41661dc4633488e93b13363137523ce59977jose borrego * Set up the OptionalSupport for this share.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright sr->sr_tcon.optional_support = SMB_SUPPORT_SEARCH_BITS;
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright sr->sr_tcon.optional_support |= SMB_CSC_CACHE_NONE;
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright sr->sr_tcon.optional_support |= SMB_CSC_CACHE_AUTO_REINT;
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright sr->sr_tcon.optional_support |= SMB_CSC_CACHE_VDO;
8d7e41661dc4633488e93b13363137523ce59977jose borrego * Default to SMB_CSC_CACHE_MANUAL_REINT.
e3f2c991a8548408db0a2787bd8b43d5124821d3Keyur Desai /* ABE support */
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States if (si->shr_flags & SMB_SHRF_DFSROOT)
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright sr->sr_tcon.optional_support |= SMB_SHARE_IS_IN_DFS;
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States
cb174861876aea6950a7ab4ce944aff84b1914cdjoyce mcintosh /* if 'smb' zfs property: shortnames=disabled */
cb174861876aea6950a7ab4ce944aff84b1914cdjoyce mcintosh sr->arg.tcon.optional_support |= SMB_UNIQUE_FILE_NAME;
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_tree_set_execinfo(tree, &execinfo, SMB_EXEC_MAP);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright if ((rc != 0) && (tree->t_execflags & SMB_EXEC_TERM)) {
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV,
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * Shares have both a share and host based access control. The access
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * granted will be minimum permissions based on both hostaccess
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * (permissions allowed by host based access) and aclaccess (from the
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright * share ACL).
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightsmb_tree_connect_printq(smb_request_t *sr, const char *sharename)
b7301bf5522d8b9141fe432333ded586218327f2Gordon Ross if (sr->sr_server->sv_cfg.skc_print_enable == 0) {
b7301bf5522d8b9141fe432333ded586218327f2Gordon Ross smb_tree_log(sr, sharename, "printing disabled");
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_tree_log(sr, sharename, "invalid service (%s)", service);
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States return (NULL);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Check that the shared directory exists.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright rc = smb_pathname_reduce(sr, user->u_cred, si->shr_path, 0, 0, &dnode,
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright rc = smb_fsop_lookup(sr, user->u_cred, SMB_FOLLOW_LINKS,
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown sr->sr_server->si_root_smb_node, dnode, last_component,
b89a8333f5e1f75ec0c269b22524bd2eccb972banatalie li - Sun Microsystems - Irvine United States smb_tree_log(sr, sharename, "bad path: %s", si->shr_path);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright if ((access = smb_tree_chkaccess(sr, si, snode->vp)) == 0) {
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright sr->sr_tcon.optional_support = SMB_SUPPORT_SEARCH_BITS;
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Connect an IPC share for use with named pipes.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregosmb_tree_connect_ipc(smb_request_t *sr, const char *name)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States smb_user_t *user = sr->uid_user;
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States smb_tree_t *tree;
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_tree_log(sr, name, "access denied: restrict anonymous");
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright if ((strcmp(service, any) != 0) && (strcasecmp(service, "IPC") != 0)) {
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright smb_tree_log(sr, name, "invalid service (%s)", service);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright sr->sr_tcon.optional_support = SMB_SUPPORT_SEARCH_BITS;
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright tree = smb_tree_alloc(user, si, NULL, ACE_ALL_PERMS, 0);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smbsr_error(sr, NT_STATUS_ACCESS_DENIED, ERRSRV, ERRaccess);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Allocate a tree.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightsmb_tree_alloc(smb_user_t *user, const smb_kshare_t *si, smb_node_t *snode,
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego tree = kmem_cache_alloc(user->u_server->si_cache_tree, KM_SLEEP);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States if (smb_tree_getattr(si, snode, tree) != 0) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego kmem_cache_free(user->u_server->si_cache_tree, tree);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if (smb_idpool_constructor(&tree->t_fid_pool)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego kmem_cache_free(user->u_server->si_cache_tree, tree);
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego if (smb_idpool_constructor(&tree->t_odid_pool)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego kmem_cache_free(user->u_server->si_cache_tree, tree);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_llist_constructor(&tree->t_ofile_list, sizeof (smb_ofile_t),
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_llist_constructor(&tree->t_odir_list, sizeof (smb_odir_t),
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States (void) strlcpy(tree->t_sharename, si->shr_name,
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States (void) strlcpy(tree->t_resource, si->shr_path,
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States sizeof (tree->t_resource));
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego mutex_init(&tree->t_mutex, NULL, MUTEX_DEFAULT, NULL);
743a77ed89085d3c232c4a2f65ab4e19576839e2Alan Wright /* if FS is readonly, enforce that here */
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_llist_enter(&user->u_tree_list, RW_WRITER);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego smb_llist_insert_head(&user->u_tree_list, tree);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States * Deallocate a tree. The open file and open directory lists should be
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States * empty.
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States * Remove the tree from the user's tree list before freeing resources
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States * associated with the tree.
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United Statesvoid
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United Statessmb_tree_dealloc(void *arg)
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States smb_user_t *user;
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States smb_tree_t *tree = (smb_tree_t *)arg;
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States SMB_TREE_VALID(tree);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States user = tree->t_user;
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States smb_llist_enter(&user->u_tree_list, RW_WRITER);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States smb_llist_remove(&user->u_tree_list, tree);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States smb_idpool_free(&user->u_tid_pool, tree->t_tid);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States atomic_dec_32(&tree->t_session->s_tree_cnt);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States smb_llist_exit(&user->u_tree_list);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States mutex_enter(&tree->t_mutex);
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States mutex_exit(&tree->t_mutex);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Determine whether or not a tree is connected.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * This function must be called with the tree mutex held.
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statessmb_tree_is_connected_locked(smb_tree_t *tree)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * The tree exists but being diconnected or destroyed.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Determine whether or not a tree is disconnected.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * This function must be called with the tree mutex held.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Return a pointer to the share name within a share resource path.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * The share path may be a Uniform Naming Convention (UNC) string
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * (\\server\share) or simply the share name. We validate the UNC
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * format but we don't look at the server name.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregostatic const char *
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Looks like a UNC path, validate the format.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if ((sharename = strchr(sharename+2, '\\')) == NULL)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * This should be a share name (no embedded \'s).
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Obtain the tree attributes: volume name, typename and flags.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightsmb_tree_getattr(const smb_kshare_t *si, smb_node_t *node, smb_tree_t *tree)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States smb_tree_get_flags(si, vfsp, tree);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Extract the volume name.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregosmb_tree_get_volname(vfs_t *vfsp, smb_tree_t *tree)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego const char *s;
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego (void) strlcpy(tree->t_volume, s, SMB_VOLNAMELEN);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Always set ACL support because the VFS will fake ACLs for file systems
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * that don't support them.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Some flags are dependent on the typename, which is also set up here.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * File system types are hardcoded in uts/common/os/vfs_conf.c.
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightsmb_tree_get_flags(const smb_kshare_t *si, vfs_t *vfsp, smb_tree_t *tree)
fc724630b14603e4c1147df68b7bf45f7de7431fAlan Wright typedef struct smb_mtype {
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States { "ufs", 3, SMB_TREE_UNICODE_ON_DISK },
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States { "nfs", 3, SMB_TREE_NFS_MOUNTED },
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States { "tmpfs", 5, SMB_TREE_NO_EXPORT }
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States if (si->shr_flags & SMB_SHRF_DFSROOT)
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States flags |= SMB_TREE_DFSROOT;
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States if (si->shr_flags & SMB_SHRF_CATIA)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States flags |= SMB_TREE_CATIA;
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States
cb174861876aea6950a7ab4ce944aff84b1914cdjoyce mcintosh if (smb_session_oplocks_enable(tree->t_session)) {
cb174861876aea6950a7ab4ce944aff84b1914cdjoyce mcintosh /* if 'smb' zfs property: oplocks=enabled */
cb174861876aea6950a7ab4ce944aff84b1914cdjoyce mcintosh /* if 'smb' zfs property: shortnames=enabled */
fc724630b14603e4c1147df68b7bf45f7de7431fAlan Wright for (i = 0; i < sizeof (smb_mtype) / sizeof (smb_mtype[0]); ++i) {
fc724630b14603e4c1147df68b7bf45f7de7431fAlan Wright if (strncasecmp(name, mtype->mt_name, mtype->mt_namelen) == 0)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego (void) strlcpy(tree->t_typename, name, SMB_TYPENAMELEN);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if (vfs_has_feature(vfsp, VFSFT_CASEINSENSITIVE))
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if (vfs_has_feature(vfsp, VFSFT_NOCASESENSITIVE))
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if (vfs_has_feature(vfsp, VFSFT_ACEMASKONACCESS))
fc724630b14603e4c1147df68b7bf45f7de7431fAlan Wright DTRACE_PROBE2(smb__tree__flags, uint32_t, flags, char *, name);
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Report share access result to syslog.
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borregosmb_tree_log(smb_request_t *sr, const char *sharename, const char *fmt, ...)
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego if ((user->u_name) && (strcasecmp(sharename, "IPC$") == 0)) {
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * Only report normal users, i.e. ignore W2K misuse
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * of the IPC connection by filtering out internal
c8ec8eea9849cac239663c46be8a7f5d2ba7ca00jose borrego * names such as nobody and root.
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * smb_tree_lookup_odir
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * Find the specified odir in the tree's list of odirs, and
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * attempt to obtain a hold on the odir.
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * Returns NULL if odir not found or a hold cannot be obtained.
7f667e74610492ddbce8ce60f52ece95d2401949jose borregosmb_tree_lookup_odir(smb_tree_t *tree, uint16_t odid)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statesboolean_t
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United Statessmb_tree_is_connected(smb_tree_t *tree)
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States{
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States boolean_t rb;
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States mutex_enter(&tree->t_mutex);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States rb = smb_tree_is_connected_locked(tree);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States mutex_exit(&tree->t_mutex);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States return (rb);
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States}
8b2cc8ac894f2d58f38cf2fb7c3ac778f4c57c09afshin salek ardakani - Sun Microsystems - Irvine United States
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Get the next open ofile in the list. A reference is taken on
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * the ofile, which can be released later with smb_ofile_release().
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * If the specified ofile is NULL, search from the beginning of the
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * list. Otherwise, the search starts just after that ofile.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Returns NULL if there are no open files in the list.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_get_ofile(smb_tree_t *tree, smb_ofile_t *of)
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * smb_tree_get_odir
a1511e6b39158073666f6bd04cec5295813931f6joyce mcintosh * Find the next odir in the tree's list of odirs, and obtain a
a1511e6b39158073666f6bd04cec5295813931f6joyce mcintosh * hold on it.
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * If the specified odir is NULL the search starts at the beginning
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * of the tree's odir list, otherwise the search starts after the
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * specified odir.
7f667e74610492ddbce8ce60f52ece95d2401949jose borregosmb_tree_get_odir(smb_tree_t *tree, smb_odir_t *od)
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * smb_tree_close_odirs
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * Close all open odirs in the tree's list which were opened by
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * the process identified by pid.
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego * If pid is zero, close all open odirs in the tree's list.
7f667e74610492ddbce8ce60f52ece95d2401949jose borregosmb_tree_close_odirs(smb_tree_t *tree, uint16_t pid)
7f667e74610492ddbce8ce60f52ece95d2401949jose borrego if ((pid == 0) || (od->d_opened_by_pid == pid))
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States smb_odir_close(od);
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wrightsmb_tree_set_execinfo(smb_tree_t *tree, smb_shr_execinfo_t *exec, int exec_type)
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright exec->e_srv_ipaddr = tree->t_session->local_ipaddr;
148c5f43199ca0b43fc8e3b643aab11cd66ea327Alan Wright exec->e_cli_netbiosname = tree->t_session->workstation;
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Private function to support smb_tree_enum.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_enum_private(smb_tree_t *tree, smb_svcenum_t *svcenum)
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown if (svcenum->se_nitems >= svcenum->se_nlimit) {
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown rc = smb_tree_netinfo_encode(tree, pb, svcenum->se_bavail, &nbytes);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Encode connection information into a buffer: connection information
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * needed in user space to support RPC requests.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_netinfo_encode(smb_tree_t *tree, uint8_t *buf, size_t buflen,
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown rc = smb_netconnectinfo_encode(&info, buf, buflen, nbytes);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * Note: ci_numusers should be the number of users connected to
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * the share rather than the number of references on the tree but
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown * we don't have a mechanism to track users/share in smbsrv yet.
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_netinfo_init(smb_tree_t *tree, smb_netconnectinfo_t *info)
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown info->ci_time = gethrestime_sec() - tree->t_connect_time;
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown info->ci_sharelen = strlen(tree->t_sharename) + 1;
9fb67ea305c66b6a297583b9b0db6796b0dfe497afshin salek ardakani - Sun Microsystems - Irvine United States info->ci_share = smb_mem_strdup(tree->t_sharename);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown info->ci_namelen = user->u_domain_len + user->u_name_len + 2;
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown info->ci_username = kmem_alloc(info->ci_namelen, KM_SLEEP);
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown (void) snprintf(info->ci_username, info->ci_namelen, "%s\\%s",
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brownsmb_tree_netinfo_fini(smb_netconnectinfo_t *info)
1fcced4c370617db71610fecffd5451a5894ca5eJordan Brown kmem_free(info->ci_username, info->ci_namelen);