/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. * Copyright 2017 Nexenta Systems, Inc. All rights reserved. */ #include #include #include #include #include #include #include #include #include #include /* * ***************************************************************************** * ****************************** Global Variables ***************************** * ***************************************************************************** * * These variables can only be changed through the /etc/system file. */ /* * Maximum buffer size for NT: configurable based on the client environment. * IR104720 Experiments with Windows 2000 indicate that we achieve better * SmbWriteX performance with a buffer size of 64KB instead of the 37KB used * with Windows NT4.0. Previous experiments with NT4.0 resulted in directory * listing problems so this buffer size is configurable based on the end-user * environment. When in doubt use 37KB. */ int smb_maxbufsize = SMB_NT_MAXBUF; int smb_flush_required = 1; int smb_dirsymlink_enable = 1; int smb_sign_debug = 0; int smb_shortnames = 1; uint_t smb_audit_flags = #ifdef DEBUG SMB_AUDIT_NODE; #else 0; #endif /* * We don't normally have nbmand support in the test share * used by fksmbd, but we'd still like the locking code * to be testable. Intereactions with NFS etc. are not a * concern in fksmbd, so allow it to use advisory locks. * * Should fix the fksmbd test share so it supports nbmand, * and then set this to zero like the real server. */ int smb_allow_advisory_locks = 1; /* See smb_vops.c */ /* * Maximum number of simultaneous authentication, share mapping, pipe open * requests to be processed. */ int smb_ssetup_threshold = 256; int smb_tcon_threshold = 1024; int smb_opipe_threshold = 1024; /* * Number of milliseconds that a request will be stalled if it comes in after * the maximum number of inflight operations are being proccessed. */ int smb_ssetup_timeout = (30 * 1000); int smb_tcon_timeout = (30 * 1000); int smb_opipe_timeout = (30 * 1000); int smb_threshold_debug = 0; /* * Thread priorities used in smbsrv. Our threads spend most of their time * blocked on various conditions. However, if the system gets heavy load, * the scheduler has to choose an order to run these. We want the order: * (a) timers, (b) notifications, (c) workers, (d) receivers (and etc.) * where notifications are oplock and change notify work. Aside from this * relative ordering, smbsrv threads should run with a priority close to * that of normal user-space threads (thus minclsyspri below), just like * NFS and other "file service" kinds of processing. */ int smbsrv_base_pri = MINCLSYSPRI; int smbsrv_listen_pri = MINCLSYSPRI; int smbsrv_receive_pri = MINCLSYSPRI; int smbsrv_worker_pri = MINCLSYSPRI + 1; int smbsrv_notify_pri = MINCLSYSPRI + 2; int smbsrv_timer_pri = MINCLSYSPRI + 5; /* * These are the (open,close,ioctl) entry points into this * (fake) "driver". They are declared in smb_ioctl.h */ static int g_init_done = 0; int fksmbsrv_vfs_init(void); int fksmbsrv_drv_open(void) { int rc; if (g_init_done == 0) { if ((rc = fksmbsrv_vfs_init()) != 0) { cmn_err(CE_WARN, "fksmbsrv_vfs_init, rc=%d", rc); return (rc); } if ((rc = smb_server_g_init()) != 0) { cmn_err(CE_WARN, "smb_server_g_init, rc=%d", rc); return (rc); } g_init_done = 1; } rc = smb_server_create(); return (rc); } int fksmbsrv_drv_close(void) { smb_server_t *sv; int rc; rc = smb_server_lookup(&sv); if (rc == 0) rc = smb_server_delete(sv); if (g_init_done != 0) { smb_server_g_fini(); g_init_done = 0; } return (rc); } /* * This is the primary entry point into this library, called by * fksmbd (user-level debug version of smbsrv). */ int fksmbsrv_drv_ioctl(int cmd, void *varg) { smb_ioc_t *ioc = varg; int rc = 0; switch (cmd) { case SMB_IOC_CONFIG: rc = smb_server_configure(&ioc->ioc_cfg); break; case SMB_IOC_START: rc = smb_server_start(&ioc->ioc_start); break; case SMB_IOC_STOP: rc = smb_server_stop(); break; case SMB_IOC_EVENT: rc = smb_server_notify_event(&ioc->ioc_event); break; case SMB_IOC_GMTOFF: rc = smb_server_set_gmtoff(&ioc->ioc_gmt); break; case SMB_IOC_SHARE: rc = smb_kshare_export_list(&ioc->ioc_share); break; case SMB_IOC_UNSHARE: rc = smb_kshare_unexport_list(&ioc->ioc_share); break; case SMB_IOC_SHAREINFO: rc = smb_kshare_info(&ioc->ioc_shareinfo); break; case SMB_IOC_NUMOPEN: rc = smb_server_numopen(&ioc->ioc_opennum); break; case SMB_IOC_SVCENUM: rc = smb_server_enum(&ioc->ioc_svcenum); break; case SMB_IOC_SESSION_CLOSE: rc = smb_server_session_close(&ioc->ioc_session); break; case SMB_IOC_FILE_CLOSE: rc = smb_server_file_close(&ioc->ioc_fileid); break; case SMB_IOC_SPOOLDOC: rc = smb_server_spooldoc(&ioc->ioc_spooldoc); break; default: rc = ENOTTY; break; } return (rc); } /* * This function intentionally does nothing. It's used only to * force libfksmbsrv to load when fksmbd starts so one can set * breakpoints etc. without debugger "force load" tricks. */ void fksmbsrv_drv_load(void) { }