s3 OneFS: Refactor config code and cleanup includes

12 files changed, 455 insertions, 387 deletions

diff --git a/source3/Makefile.in b/source3/Makefile.in
index abf6cfb5f7..28b5437838 100644
--- a/source3/Makefile.in
+++ b/source3/Makefile.in
@@ -672,8 +672,8 @@ VFS_ACL_XATTR_OBJ = modules/vfs_acl_xattr.o
 VFS_ACL_TDB_OBJ = modules/vfs_acl_tdb.o
 VFS_SMB_TRAFFIC_ANALYZER_OBJ = modules/vfs_smb_traffic_analyzer.o
 VFS_ONEFS_OBJ = modules/vfs_onefs.o modules/onefs_acl.o modules/onefs_system.o \
-		modules/onefs_open.o modules/onefs_streams.o modules/onefs_dir.c \
-		modules/onefs_cbrl.o modules/onefs_notify.o
+		modules/onefs_open.o modules/onefs_streams.o modules/onefs_dir.o \
+		modules/onefs_cbrl.o modules/onefs_notify.o modules/onefs_config.o
 VFS_ONEFS_SHADOW_COPY_OBJ = modules/vfs_onefs_shadow_copy.o modules/onefs_shadow_copy.o
 PERFCOUNT_ONEFS_OBJ = modules/perfcount_onefs.o
 PERFCOUNT_TEST_OBJ = modules/perfcount_test.o
diff --git a/source3/modules/onefs.h b/source3/modules/onefs.h
index a0f4fe37de..ebeece40ad 100644
--- a/source3/modules/onefs.h
+++ b/source3/modules/onefs.h
@@ -21,134 +21,6 @@
 #ifndef _ONEFS_H
 #define _ONEFS_H
 
-#include "includes.h"
-#include "oplock_onefs.h"
-#include <sys/isi_acl.h>
-
-/* OneFS Module smb.conf parameters and defaults */
-
-/**
-* Specifies when ACLs presented to Windows should be canonicalized
-* into the ordering which Explorer expects.
-*/
-enum onefs_acl_wire_format
-{
-	ACL_FORMAT_RAW, /**< Never canonicalize */
-	ACL_FORMAT_WINDOWS_SD, /**< Only canonicalize synthetic ACLs */
-	ACL_FORMAT_ALWAYS /**< Always canonicalize */
-};
-
-#define PARM_ONEFS_TYPE "onefs"
-#define PARM_ACL_WIRE_FORMAT "acl wire format"
-#define PARM_ACL_WIRE_FORMAT_DEFAULT ACL_FORMAT_WINDOWS_SD
-#define PARM_ALLOW_EXECUTE_ALWAYS "allow execute always"
-#define PARM_ALLOW_EXECUTE_ALWAYS_DEFAULT false
-#define PARM_ATIME_NOW		"atime now files"
-#define PARM_ATIME_NOW_DEFAULT  NULL
-#define PARM_ATIME_STATIC	"atime static files"
-#define PARM_ATIME_STATIC_DEFAULT NULL
-#define PARM_ATIME_SLOP		"atime now slop"
-#define PARM_ATIME_SLOP_DEFAULT	 0
-#define PARM_ATOMIC_SENDFILE "atomic sendfile"
-#define PARM_ATOMIC_SENDFILE_DEFAULT true
-#define PARM_CREATOR_OWNER_GETS_FULL_CONTROL "creator owner gets full control"
-#define PARM_CREATOR_OWNER_GETS_FULL_CONTROL_DEFAULT true
-#define PARM_CTIME_NOW		"ctime now files"
-#define PARM_CTIME_NOW_DEFAULT  NULL
-#define PARM_CTIME_SLOP		"ctime now slop"
-#define PARM_CTIME_SLOP_DEFAULT	0
-#define PARM_DOT_SNAP_CHILD_ACCESSIBLE "dot snap child accessible"
-#define PARM_DOT_SNAP_CHILD_ACCESSIBLE_DEFAULT true
-#define PARM_DOT_SNAP_CHILD_VISIBLE "dot snap child visible"
-#define PARM_DOT_SNAP_CHILD_VISIBLE_DEFAULT false
-#define PARM_DOT_SNAP_ROOT_ACCESSIBLE "dot snap root accessible"
-#define PARM_DOT_SNAP_ROOT_ACCESSIBLE_DEFAULT true
-#define PARM_DOT_SNAP_ROOT_VISIBLE "dot snap root visible"
-#define PARM_DOT_SNAP_ROOT_VISIBLE_DEFAULT true
-#define PARM_DOT_SNAP_TILDE "dot snap tilde"
-#define PARM_DOT_SNAP_TILDE_DEFAULT true
-#define PARM_IGNORE_SACLS "ignore sacls"
-#define PARM_IGNORE_SACLS_DEFAULT false
-#define PARM_MTIME_NOW		"mtime now files"
-#define PARM_MTIME_NOW_DEFAULT	NULL
-#define PARM_MTIME_STATIC	"mtime static files"
-#define PARM_MTIME_STATIC_DEFAULT NULL
-#define PARM_MTIME_SLOP		"mtime now slop"
-#define PARM_MTIME_SLOP_DEFAULT	0
-#define PARM_USE_READDIRPLUS "use readdirplus"
-#define PARM_USE_READDIRPLUS_DEFAULT true
-#define PARM_SENDFILE_LARGE_READS "sendfile large reads"
-#define PARM_SENDFILE_LARGE_READS_DEFAULT false
-#define PARM_SENDFILE_SAFE "sendfile safe"
-#define PARM_SENDFILE_SAFE_DEFAULT true
-#define PARM_SIMPLE_FILE_SHARING_COMPATIBILITY_MODE "simple file sharing compatibility mode"
-#define PARM_SIMPLE_FILE_SHARING_COMPATIBILITY_MODE_DEFAULT false
-#define PARM_UNMAPPABLE_SIDS_DENY_EVERYONE "unmappable sids deny everyone"
-#define PARM_UNMAPPABLE_SIDS_DENY_EVERYONE_DEFAULT false
-#define PARM_UNMAPPABLE_SIDS_IGNORE "ignore unmappable sids"
-#define PARM_UNMAPPABLE_SIDS_IGNORE_DEFAULT false
-#define PARM_UNMAPPABLE_SIDS_IGNORE_LIST "unmappable sids ignore list"
-#define PARM_UNMAPPABLE_SIDS_IGNORE_LIST_DEFAULT NULL
-
-#define IS_CTIME_NOW_PATH(conn,cfg,path)  ((conn) && is_in_path((path),\
-	(cfg)->ctime_now_list,(conn)->case_sensitive))
-#define IS_MTIME_NOW_PATH(conn,cfg,path)  ((conn) && is_in_path((path),\
-	(cfg)->mtime_now_list,(conn)->case_sensitive))
-#define IS_ATIME_NOW_PATH(conn,cfg,path)  ((conn) && is_in_path((path),\
-	(cfg)->atime_now_list,(conn)->case_sensitive))
-#define IS_MTIME_STATIC_PATH(conn,cfg,path)  ((conn) && is_in_path((path),\
-	(cfg)->mtime_static_list,(conn)->case_sensitive))
-#define IS_ATIME_STATIC_PATH(conn,cfg,path)  ((conn) && is_in_path((path),\
-	(cfg)->atime_static_list,(conn)->case_sensitive))
-
-/*
- * Store some commonly evaluated parameters to avoid loadparm pain.
- */
-
-#define ONEFS_VFS_CONFIG_INITIALIZED	0x00010000
-
-#define ONEFS_VFS_CONFIG_FAKETIMESTAMPS	0x00000001
-
-struct onefs_vfs_share_config
-{
-	uint32_t init_flags;
-
-	/* data for fake timestamps */
-	int atime_slop;
-	int ctime_slop;
-	int mtime_slop;
-
-	/* Per-share list of files to fake the create time for. */
-        name_compare_entry *ctime_now_list;
-
-	/* Per-share list of files to fake the modification time for. */
-	name_compare_entry *mtime_now_list;
-
-	/* Per-share list of files to fake the access time for. */
-	name_compare_entry *atime_now_list;
-
-	/* Per-share list of files to fake the modification time for. */
-	name_compare_entry *mtime_static_list;
-
-	/* The access  time  will  equal  the  create  time.  */
-	/* The  modification  time  will  equal  the  create  time.*/
-
-	/* Per-share list of files to fake the access time for. */
-	name_compare_entry *atime_static_list;
-};
-
-struct onefs_vfs_global_config
-{
-	uint32_t init_flags;
-
-	/* Snapshot options */
-	bool dot_snap_child_accessible;
-	bool dot_snap_child_visible;
-	bool dot_snap_root_accessible;
-	bool dot_snap_root_visible;
-	bool dot_snap_tilde;
-};
-
 /*
  * vfs interface handlers
  */
@@ -255,15 +127,13 @@ NTSTATUS onefs_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp,
 /*
  * Utility functions
  */
+struct ifs_security_descriptor;
 NTSTATUS onefs_samba_sd_to_sd(uint32 security_info_sent, SEC_DESC *psd,
 			      struct ifs_security_descriptor *sd, int snum);
 
 NTSTATUS onefs_split_ntfs_stream_name(TALLOC_CTX *mem_ctx, const char *fname,
 				      char **pbase, char **pstream);
 
-bool onefs_get_config(int snum, int config_type,
-		      struct onefs_vfs_share_config *cfg);
-
 int onefs_rdp_add_dir_state(connection_struct *conn, SMB_STRUCT_DIR *dirp);
 
 /*
@@ -291,8 +161,4 @@ ssize_t onefs_sys_sendfile(connection_struct *conn, int tofd, int fromfd,
 ssize_t onefs_sys_recvfile(int fromfd, int tofd, SMB_OFF_T offset,
 			   size_t count);
 
-void onefs_sys_config_enc(void);
-void onefs_sys_config_snap_opt(struct onefs_vfs_global_config *global_config);
-void onefs_sys_config_tilde(struct onefs_vfs_global_config *global_config);
-
 #endif /* _ONEFS_H */
diff --git a/source3/modules/onefs_acl.c b/source3/modules/onefs_acl.c
index a1bfa6e121..6f23d608d4 100644
--- a/source3/modules/onefs_acl.c
+++ b/source3/modules/onefs_acl.c
@@ -19,10 +19,13 @@
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "includes.h"
 #include "onefs.h"
+#include "onefs_config.h"
 
 #include <isi_acl/isi_acl_util.h>
 #include <ifs/ifs_syscalls.h>
+#include <sys/isi_acl.h>
 
 const struct enum_list enum_onefs_acl_wire_format[] = {
 	{ACL_FORMAT_RAW,  "No Format"},
diff --git a/source3/modules/onefs_cbrl.c b/source3/modules/onefs_cbrl.c
index 2c5e39c359..7311e1961e 100644
--- a/source3/modules/onefs_cbrl.c
+++ b/source3/modules/onefs_cbrl.c
@@ -18,6 +18,7 @@
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "includes.h"
 #include "onefs.h"
 
 #include <ifs/ifs_syscalls.h>
diff --git a/source3/modules/onefs_config.c b/source3/modules/onefs_config.c
new file mode 100644
index 0000000000..06f4b16ac1
--- /dev/null
+++ b/source3/modules/onefs_config.c
@@ -0,0 +1,276 @@
+/*
+ * Unix SMB/CIFS implementation.
+ * Support for OneFS
+ *
+ * Copyright (C) Todd Stecher, 2009
+ * Copyright (C) Tim Prouty, 2009
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "includes.h"
+#include "onefs_config.h"
+
+#include <ifs/ifs_syscalls.h>
+
+#define ONEFS_DATA_FASTBUF	10
+
+struct onefs_vfs_share_config vfs_share_config[ONEFS_DATA_FASTBUF];
+struct onefs_vfs_share_config *pvfs_share_config;
+
+static void onefs_load_faketimestamp_config(struct connection_struct *conn,
+					    struct onefs_vfs_share_config *cfg)
+{
+	const char **parm;
+	int snum = SNUM(conn);
+
+	parm = lp_parm_string_list(snum, PARM_ONEFS_TYPE, PARM_ATIME_NOW,
+				   PARM_ATIME_NOW_DEFAULT);
+
+	if (parm) {
+		cfg->init_flags |= ONEFS_VFS_CONFIG_FAKETIMESTAMPS;
+		set_namearray(&cfg->atime_now_list,*parm);
+	}
+
+	parm = lp_parm_string_list(snum, PARM_ONEFS_TYPE, PARM_CTIME_NOW,
+				   PARM_CTIME_NOW_DEFAULT);
+
+	if (parm) {
+		cfg->init_flags |= ONEFS_VFS_CONFIG_FAKETIMESTAMPS;
+		set_namearray(&cfg->ctime_now_list,*parm);
+	}
+
+	parm = lp_parm_string_list(snum, PARM_ONEFS_TYPE, PARM_MTIME_NOW,
+				   PARM_MTIME_NOW_DEFAULT);
+
+	if (parm) {
+		cfg->init_flags |= ONEFS_VFS_CONFIG_FAKETIMESTAMPS;
+		set_namearray(&cfg->mtime_now_list,*parm);
+	}
+
+	parm = lp_parm_string_list(snum, PARM_ONEFS_TYPE, PARM_ATIME_STATIC,
+				   PARM_ATIME_STATIC_DEFAULT);
+
+	if (parm) {
+		cfg->init_flags |= ONEFS_VFS_CONFIG_FAKETIMESTAMPS;
+		set_namearray(&cfg->atime_static_list,*parm);
+	}
+
+	parm = lp_parm_string_list(snum, PARM_ONEFS_TYPE, PARM_MTIME_STATIC,
+				   PARM_MTIME_STATIC_DEFAULT);
+
+	if (parm) {
+		cfg->init_flags |= ONEFS_VFS_CONFIG_FAKETIMESTAMPS;
+		set_namearray(&cfg->mtime_static_list,*parm);
+	}
+
+	cfg->atime_slop = lp_parm_int(snum, PARM_ONEFS_TYPE, PARM_ATIME_SLOP,
+				      PARM_ATIME_SLOP_DEFAULT);
+	cfg->ctime_slop = lp_parm_int(snum, PARM_ONEFS_TYPE, PARM_CTIME_SLOP,
+				      PARM_CTIME_SLOP_DEFAULT);
+	cfg->mtime_slop = lp_parm_int(snum, PARM_ONEFS_TYPE, PARM_MTIME_SLOP,
+				      PARM_MTIME_SLOP_DEFAULT);
+}
+
+/**
+ * Set onefs-specific vfs global config parameters.
+ *
+ * Since changes in these parameters require calling syscalls, we only want to
+ * call them when the configuration actually changes.
+ */
+static void onefs_load_global_config(connection_struct *conn)
+{
+	static struct onefs_vfs_global_config global_config;
+	bool dot_snap_child_accessible;
+	bool dot_snap_child_visible;
+	bool dot_snap_root_accessible;
+	bool dot_snap_root_visible;
+	bool dot_snap_tilde;
+	bool reconfig_dso = false;
+	bool reconfig_tilde = false;
+
+	/* Check if this is the first time setting the config options. */
+	if (!(global_config.init_flags & ONEFS_VFS_CONFIG_INITIALIZED)) {
+		global_config.init_flags |= ONEFS_VFS_CONFIG_INITIALIZED;
+
+		/* Set process encoding */
+		onefs_sys_config_enc();
+
+		reconfig_dso = true;
+		reconfig_tilde = true;
+	}
+
+	/* Get the dot snap options from the conf. */
+	dot_snap_child_accessible =
+	    lp_parm_bool(SNUM(conn), PARM_ONEFS_TYPE,
+			 PARM_DOT_SNAP_CHILD_ACCESSIBLE,
+			 PARM_DOT_SNAP_CHILD_ACCESSIBLE_DEFAULT);
+	dot_snap_child_visible =
+	    lp_parm_bool(SNUM(conn), PARM_ONEFS_TYPE,
+			 PARM_DOT_SNAP_CHILD_VISIBLE,
+			 PARM_DOT_SNAP_CHILD_VISIBLE_DEFAULT);
+	dot_snap_root_accessible =
+	    lp_parm_bool(SNUM(conn), PARM_ONEFS_TYPE,
+			 PARM_DOT_SNAP_ROOT_ACCESSIBLE,
+			 PARM_DOT_SNAP_ROOT_ACCESSIBLE_DEFAULT);
+	dot_snap_root_visible =
+	    lp_parm_bool(SNUM(conn), PARM_ONEFS_TYPE,
+			 PARM_DOT_SNAP_ROOT_VISIBLE,
+			 PARM_DOT_SNAP_ROOT_VISIBLE_DEFAULT);
+	dot_snap_tilde =
+	    lp_parm_bool(SNUM(conn), PARM_ONEFS_TYPE,
+			 PARM_DOT_SNAP_TILDE,
+			 PARM_DOT_SNAP_TILDE_DEFAULT);
+
+	/* Check if any of the dot snap options need updating. */
+	if (dot_snap_child_accessible !=
+	    global_config.dot_snap_child_accessible) {
+		global_config.dot_snap_child_accessible =
+		    dot_snap_child_accessible;
+		reconfig_dso = true;
+	}
+	if (dot_snap_child_visible !=
+	    global_config.dot_snap_child_visible) {
+		global_config.dot_snap_child_visible =
+		    dot_snap_child_visible;
+		reconfig_dso = true;
+	}
+	if (dot_snap_root_accessible !=
+	    global_config.dot_snap_root_accessible) {
+		global_config.dot_snap_root_accessible =
+		    dot_snap_root_accessible;
+		reconfig_dso = true;
+	}
+	if (dot_snap_root_visible !=
+	    global_config.dot_snap_root_visible) {
+		global_config.dot_snap_root_visible =
+		    dot_snap_root_visible;
+		reconfig_dso = true;
+	}
+	if (dot_snap_tilde != global_config.dot_snap_tilde) {
+		global_config.dot_snap_tilde = dot_snap_tilde;
+		reconfig_tilde = true;
+	}
+
+	/* If a dot snap option has changed update the process.  */
+	if (reconfig_dso) {
+		onefs_sys_config_snap_opt(&global_config);
+	}
+
+	/* If the dot snap tilde option has changed update the process.  */
+	if (reconfig_tilde) {
+		onefs_sys_config_tilde(&global_config);
+	}
+}
+
+int onefs_load_config(connection_struct *conn)
+{
+	int snum = SNUM(conn);
+	int share_count = lp_numservices();
+
+	/* Share config */
+	if (!pvfs_share_config) {
+
+		if (share_count <= ONEFS_DATA_FASTBUF)
+			pvfs_share_config = vfs_share_config;
+		else {
+			pvfs_share_config =
+			    SMB_MALLOC_ARRAY(struct onefs_vfs_share_config,
+					     share_count);
+			if (!pvfs_share_config) {
+				errno = ENOMEM;
+				return -1;
+			}
+
+			memset(pvfs_share_config, 0,
+			    (sizeof(struct onefs_vfs_share_config) *
+				    share_count));
+		}
+	}
+
+	if ((pvfs_share_config[snum].init_flags &
+		ONEFS_VFS_CONFIG_INITIALIZED) == 0) {
+			pvfs_share_config[snum].init_flags =
+			    ONEFS_VFS_CONFIG_INITIALIZED;
+			onefs_load_faketimestamp_config(conn,
+						        &pvfs_share_config[snum]);
+	}
+
+	/* Global config */
+	onefs_load_global_config(conn);
+
+	return 0;
+}
+
+bool onefs_get_config(int snum, int config_type,
+		      struct onefs_vfs_share_config *cfg)
+{
+	if (vfs_share_config[snum].init_flags & config_type)
+		*cfg = vfs_share_config[snum];
+	else
+		return false;
+
+	return true;
+}
+
+
+/**
+ * Set the per-process encoding, ignoring errors.
+ */
+void onefs_sys_config_enc(void)
+{
+	int ret;
+
+	ret = enc_set_proc(ENC_UTF8);
+	if (ret) {
+		DEBUG(0, ("Setting process encoding failed: %s",
+			strerror(errno)));
+	}
+}
+
+/**
+ * Set the per-process .snpashot directory options, ignoring errors.
+ */
+void onefs_sys_config_snap_opt(struct onefs_vfs_global_config *global_config)
+{
+	struct ifs_dotsnap_options dso;
+	int ret;
+
+	dso.per_proc = 1;
+	dso.sub_accessible = global_config->dot_snap_child_accessible;
+	dso.sub_visible = global_config->dot_snap_child_visible;
+	dso.root_accessible = global_config->dot_snap_root_accessible;
+	dso.root_visible = global_config->dot_snap_root_visible;
+
+	ret = ifs_set_dotsnap_options(&dso);
+	if (ret) {
+		DEBUG(0, ("Setting snapshot visibility/accessibility "
+			"failed: %s", strerror(errno)));
+	}
+}
+
+/**
+ * Set the per-process flag saying whether or not to accept ~snapshot
+ * as an alternative name for .snapshot directories.
+ */
+void onefs_sys_config_tilde(struct onefs_vfs_global_config *global_config)
+{
+	int ret;
+
+	ret = ifs_tilde_snapshot(global_config->dot_snap_tilde);
+	if (ret) {
+		DEBUG(0, ("Setting snapshot tilde failed: %s",
+			strerror(errno)));
+	}
+}
diff --git a/source3/modules/onefs_config.h b/source3/modules/onefs_config.h
new file mode 100644
index 0000000000..27cbb0ad74
--- /dev/null
+++ b/source3/modules/onefs_config.h
@@ -0,0 +1,158 @@
+/*
+ * Unix SMB/CIFS implementation.
+ * OneFS vfs module configuration and defaults
+ *
+ * Copyright (C) Steven Danneman, 2008
+ * Copyright (C) Tim Prouty, 2009
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _ONEFS_CONFIG_H
+#define _ONEFS_CONFIG_H
+
+/**
+* Specifies when ACLs presented to Windows should be canonicalized
+* into the ordering which Explorer expects.
+*/
+enum onefs_acl_wire_format
+{
+	ACL_FORMAT_RAW, /**< Never canonicalize */
+	ACL_FORMAT_WINDOWS_SD, /**< Only canonicalize synthetic ACLs */
+	ACL_FORMAT_ALWAYS /**< Always canonicalize */
+};
+
+#define PARM_ONEFS_TYPE "onefs"
+#define PARM_ACL_WIRE_FORMAT "acl wire format"
+#define PARM_ACL_WIRE_FORMAT_DEFAULT ACL_FORMAT_WINDOWS_SD
+#define PARM_ALLOW_EXECUTE_ALWAYS "allow execute always"
+#define PARM_ALLOW_EXECUTE_ALWAYS_DEFAULT false
+#define PARM_ATIME_NOW		"atime now files"
+#define PARM_ATIME_NOW_DEFAULT  NULL
+#define PARM_ATIME_STATIC	"atime static files"
+#define PARM_ATIME_STATIC_DEFAULT NULL
+#define PARM_ATIME_SLOP		"atime now slop"
+#define PARM_ATIME_SLOP_DEFAULT	 0
+#define PARM_ATOMIC_SENDFILE "atomic sendfile"
+#define PARM_ATOMIC_SENDFILE_DEFAULT true
+#define PARM_CREATOR_OWNER_GETS_FULL_CONTROL "creator owner gets full control"
+#define PARM_CREATOR_OWNER_GETS_FULL_CONTROL_DEFAULT true
+#define PARM_CTIME_NOW		"ctime now files"
+#define PARM_CTIME_NOW_DEFAULT  NULL
+#define PARM_CTIME_SLOP		"ctime now slop"
+#define PARM_CTIME_SLOP_DEFAULT	0
+#define PARM_DOT_SNAP_CHILD_ACCESSIBLE "dot snap child accessible"
+#define PARM_DOT_SNAP_CHILD_ACCESSIBLE_DEFAULT true
+#define PARM_DOT_SNAP_CHILD_VISIBLE "dot snap child visible"
+#define PARM_DOT_SNAP_CHILD_VISIBLE_DEFAULT false
+#define PARM_DOT_SNAP_ROOT_ACCESSIBLE "dot snap root accessible"
+#define PARM_DOT_SNAP_ROOT_ACCESSIBLE_DEFAULT true
+#define PARM_DOT_SNAP_ROOT_VISIBLE "dot snap root visible"
+#define PARM_DOT_SNAP_ROOT_VISIBLE_DEFAULT true
+#define PARM_DOT_SNAP_TILDE "dot snap tilde"
+#define PARM_DOT_SNAP_TILDE_DEFAULT true
+#define PARM_IGNORE_SACLS "ignore sacls"
+#define PARM_IGNORE_SACLS_DEFAULT false
+#define PARM_MTIME_NOW		"mtime now files"
+#define PARM_MTIME_NOW_DEFAULT	NULL
+#define PARM_MTIME_STATIC	"mtime static files"
+#define PARM_MTIME_STATIC_DEFAULT NULL
+#define PARM_MTIME_SLOP		"mtime now slop"
+#define PARM_MTIME_SLOP_DEFAULT	0
+#define PARM_USE_READDIRPLUS "use readdirplus"
+#define PARM_USE_READDIRPLUS_DEFAULT true
+#define PARM_SENDFILE_LARGE_READS "sendfile large reads"
+#define PARM_SENDFILE_LARGE_READS_DEFAULT false
+#define PARM_SENDFILE_SAFE "sendfile safe"
+#define PARM_SENDFILE_SAFE_DEFAULT true
+#define PARM_SIMPLE_FILE_SHARING_COMPATIBILITY_MODE "simple file sharing compatibility mode"
+#define PARM_SIMPLE_FILE_SHARING_COMPATIBILITY_MODE_DEFAULT false
+#define PARM_UNMAPPABLE_SIDS_DENY_EVERYONE "unmappable sids deny everyone"
+#define PARM_UNMAPPABLE_SIDS_DENY_EVERYONE_DEFAULT false
+#define PARM_UNMAPPABLE_SIDS_IGNORE "ignore unmappable sids"
+#define PARM_UNMAPPABLE_SIDS_IGNORE_DEFAULT false
+#define PARM_UNMAPPABLE_SIDS_IGNORE_LIST "unmappable sids ignore list"
+#define PARM_UNMAPPABLE_SIDS_IGNORE_LIST_DEFAULT NULL
+
+#define IS_CTIME_NOW_PATH(conn,cfg,path)  ((conn) && is_in_path((path),\
+	(cfg)->ctime_now_list,(conn)->case_sensitive))
+#define IS_MTIME_NOW_PATH(conn,cfg,path)  ((conn) && is_in_path((path),\
+	(cfg)->mtime_now_list,(conn)->case_sensitive))
+#define IS_ATIME_NOW_PATH(conn,cfg,path)  ((conn) && is_in_path((path),\
+	(cfg)->atime_now_list,(conn)->case_sensitive))
+#define IS_MTIME_STATIC_PATH(conn,cfg,path)  ((conn) && is_in_path((path),\
+	(cfg)->mtime_static_list,(conn)->case_sensitive))
+#define IS_ATIME_STATIC_PATH(conn,cfg,path)  ((conn) && is_in_path((path),\
+	(cfg)->atime_static_list,(conn)->case_sensitive))
+
+/*
+ * Store some commonly evaluated parameters to avoid loadparm pain.
+ */
+
+#define ONEFS_VFS_CONFIG_INITIALIZED	0x00010000
+
+#define ONEFS_VFS_CONFIG_FAKETIMESTAMPS	0x00000001
+
+struct onefs_vfs_share_config
+{
+	uint32_t init_flags;
+
+	/* data for fake timestamps */
+	int atime_slop;
+	int ctime_slop;
+	int mtime_slop;
+
+	/* Per-share list of files to fake the create time for. */
+        name_compare_entry *ctime_now_list;
+
+	/* Per-share list of files to fake the modification time for. */
+	name_compare_entry *mtime_now_list;
+
+	/* Per-share list of files to fake the access time for. */
+	name_compare_entry *atime_now_list;
+
+	/* Per-share list of files to fake the modification time for. */
+	name_compare_entry *mtime_static_list;
+
+	/* The access  time  will  equal  the  create  time.  */
+	/* The  modification  time  will  equal  the  create  time.*/
+
+	/* Per-share list of files to fake the access time for. */
+	name_compare_entry *atime_static_list;
+};
+
+struct onefs_vfs_global_config
+{
+	uint32_t init_flags;
+
+	/* Snapshot options */
+	bool dot_snap_child_accessible;
+	bool dot_snap_child_visible;
+	bool dot_snap_root_accessible;
+	bool dot_snap_root_visible;
+	bool dot_snap_tilde;
+};
+
+int onefs_load_config(connection_struct *conn);
+
+bool onefs_get_config(int snum, int config_type,
+		      struct onefs_vfs_share_config *cfg);
+
+void onefs_sys_config_enc(void);
+
+void onefs_sys_config_snap_opt(struct onefs_vfs_global_config *global_config);
+
+void onefs_sys_config_tilde(struct onefs_vfs_global_config *global_config);
+
+#endif /* _ONEFS_CONFIG_H */
diff --git a/source3/modules/onefs_dir.c b/source3/modules/onefs_dir.c
index 83622b2bcd..68a58b3bb2 100644
--- a/source3/modules/onefs_dir.c
+++ b/source3/modules/onefs_dir.c
@@ -19,7 +19,9 @@
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "includes.h"
 #include "onefs.h"
+#include "onefs_config.h"
 
 #include <ifs/ifs_syscalls.h>
 
diff --git a/source3/modules/onefs_notify.c b/source3/modules/onefs_notify.c
index 40f690876d..3455afd4ab 100644
--- a/source3/modules/onefs_notify.c
+++ b/source3/modules/onefs_notify.c
@@ -33,6 +33,7 @@
  * CompletionFilter and WatchTree of open SMB requests, and return notify
  * events back to the proper SMB requests */
 
+#include "includes.h"
 #include "onefs.h"
 
 #include <ifs/ifs_types.h>
diff --git a/source3/modules/onefs_open.c b/source3/modules/onefs_open.c
index 382ecc60a3..9043be8e19 100644
--- a/source3/modules/onefs_open.c
+++ b/source3/modules/onefs_open.c
@@ -32,7 +32,10 @@
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "includes.h"
 #include "onefs.h"
+#include "onefs_config.h"
+#include "oplock_onefs.h"
 #include "smbd/globals.h"
 
 extern const struct generic_mapping file_generic_mapping;
diff --git a/source3/modules/onefs_streams.c b/source3/modules/onefs_streams.c
index 6e2794399d..9f5d5e2284 100644
--- a/source3/modules/onefs_streams.c
+++ b/source3/modules/onefs_streams.c
@@ -19,7 +19,10 @@
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "includes.h"
 #include "onefs.h"
+#include "onefs_config.h"
+
 #include <sys/isi_enc.h>
 
 /*
diff --git a/source3/modules/onefs_system.c b/source3/modules/onefs_system.c
index 43ebed8d44..b8b059bce9 100644
--- a/source3/modules/onefs_system.c
+++ b/source3/modules/onefs_system.c
@@ -18,10 +18,14 @@
  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "includes.h"
 #include "onefs.h"
+#include "onefs_config.h"
+#include "oplock_onefs.h"
 
 #include <ifs/ifs_syscalls.h>
 #include <isi_acl/isi_acl_util.h>
+#include <sys/isi_acl.h>
 
 /*
  * Initialize the sm_lock struct before passing it to ifs_createfile.
@@ -656,53 +660,3 @@ out:
 
 	return ret;
 }
-
-/**
- * Set the per-process encoding, ignoring errors.
- */
-void onefs_sys_config_enc(void)
-{
-	int ret;
-
-	ret = enc_set_proc(ENC_UTF8);
-	if (ret) {
-		DEBUG(0, ("Setting process encoding failed: %s",
-			strerror(errno)));
-	}
-}
-
-/**
- * Set the per-process .snpashot directory options, ignoring errors.
- */
-void onefs_sys_config_snap_opt(struct onefs_vfs_global_config *global_config)
-{
-	struct ifs_dotsnap_options dso;
-	int ret;
-
-	dso.per_proc = 1;
-	dso.sub_accessible = global_config->dot_snap_child_accessible;
-	dso.sub_visible = global_config->dot_snap_child_visible;
-	dso.root_accessible = global_config->dot_snap_root_accessible;
-	dso.root_visible = global_config->dot_snap_root_visible;
-
-	ret = ifs_set_dotsnap_options(&dso);
-	if (ret) {
-		DEBUG(0, ("Setting snapshot visibility/accessibility "
-			"failed: %s", strerror(errno)));
-	}
-}
-
-/**
- * Set the per-process flag saying whether or not to accept ~snapshot
- * as an alternative name for .snapshot directories.
- */
-void onefs_sys_config_tilde(struct onefs_vfs_global_config *global_config)
-{
-	int ret;
-
-	ret = ifs_tilde_snapshot(global_config->dot_snap_tilde);
-	if (ret) {
-		DEBUG(0, ("Setting snapshot tilde failed: %s",
-			strerror(errno)));
-	}
-}
diff --git a/source3/modules/vfs_onefs.c b/source3/modules/vfs_onefs.c
index f81134909f..f277245bdc 100644
--- a/source3/modules/vfs_onefs.c
+++ b/source3/modules/vfs_onefs.c
@@ -20,210 +20,11 @@
 
 #include "includes.h"
 #include "onefs.h"
+#include "onefs_config.h"
 
 #undef DBGC_CLASS
 #define DBGC_CLASS DBGC_VFS
 
-#define ONEFS_DATA_FASTBUF	10
-
-struct onefs_vfs_share_config vfs_share_config[ONEFS_DATA_FASTBUF];
-struct onefs_vfs_share_config *pvfs_share_config;
-
-static void onefs_load_faketimestamp_config(struct connection_struct *conn,
-					    struct onefs_vfs_share_config *cfg)
-{
-	const char **parm;
-	int snum = SNUM(conn);
-
-	parm = lp_parm_string_list(snum, PARM_ONEFS_TYPE, PARM_ATIME_NOW,
-				   PARM_ATIME_NOW_DEFAULT);
-
-	if (parm) {
-		cfg->init_flags |= ONEFS_VFS_CONFIG_FAKETIMESTAMPS;
-		set_namearray(&cfg->atime_now_list,*parm);
-	}
-
-	parm = lp_parm_string_list(snum, PARM_ONEFS_TYPE, PARM_CTIME_NOW,
-				   PARM_CTIME_NOW_DEFAULT);
-
-	if (parm) {
-		cfg->init_flags |= ONEFS_VFS_CONFIG_FAKETIMESTAMPS;
-		set_namearray(&cfg->ctime_now_list,*parm);
-	}
-
-	parm = lp_parm_string_list(snum, PARM_ONEFS_TYPE, PARM_MTIME_NOW,
-				   PARM_MTIME_NOW_DEFAULT);
-
-	if (parm) {
-		cfg->init_flags |= ONEFS_VFS_CONFIG_FAKETIMESTAMPS;
-		set_namearray(&cfg->mtime_now_list,*parm);
-	}
-
-	parm = lp_parm_string_list(snum, PARM_ONEFS_TYPE, PARM_ATIME_STATIC,
-				   PARM_ATIME_STATIC_DEFAULT);
-
-	if (parm) {
-		cfg->init_flags |= ONEFS_VFS_CONFIG_FAKETIMESTAMPS;
-		set_namearray(&cfg->atime_static_list,*parm);
-	}
-
-	parm = lp_parm_string_list(snum, PARM_ONEFS_TYPE, PARM_MTIME_STATIC,
-				   PARM_MTIME_STATIC_DEFAULT);
-
-	if (parm) {
-		cfg->init_flags |= ONEFS_VFS_CONFIG_FAKETIMESTAMPS;
-		set_namearray(&cfg->mtime_static_list,*parm);
-	}
-
-	cfg->atime_slop = lp_parm_int(snum, PARM_ONEFS_TYPE, PARM_ATIME_SLOP,
-				      PARM_ATIME_SLOP_DEFAULT);
-	cfg->ctime_slop = lp_parm_int(snum, PARM_ONEFS_TYPE, PARM_CTIME_SLOP,
-				      PARM_CTIME_SLOP_DEFAULT);
-	cfg->mtime_slop = lp_parm_int(snum, PARM_ONEFS_TYPE, PARM_MTIME_SLOP,
-				      PARM_MTIME_SLOP_DEFAULT);
-}
-
-/**
- * Set onefs-specific vfs global config parameters.
- *
- * Since changes in these parameters require calling syscalls, we only want to
- * call them when the configuration actually changes.
- */
-static void onefs_load_global_config(connection_struct *conn)
-{
-	static struct onefs_vfs_global_config global_config;
-	bool dot_snap_child_accessible;
-	bool dot_snap_child_visible;
-	bool dot_snap_root_accessible;
-	bool dot_snap_root_visible;
-	bool dot_snap_tilde;
-	bool reconfig_dso = false;
-	bool reconfig_tilde = false;
-
-	/* Check if this is the first time setting the config options. */
-	if (!(global_config.init_flags & ONEFS_VFS_CONFIG_INITIALIZED)) {
-		global_config.init_flags |= ONEFS_VFS_CONFIG_INITIALIZED;
-
-		/* Set process encoding */
-		onefs_sys_config_enc();
-
-		reconfig_dso = true;
-		reconfig_tilde = true;
-	}
-
-	/* Get the dot snap options from the conf. */
-	dot_snap_child_accessible =
-	    lp_parm_bool(SNUM(conn), PARM_ONEFS_TYPE,
-			 PARM_DOT_SNAP_CHILD_ACCESSIBLE,
-			 PARM_DOT_SNAP_CHILD_ACCESSIBLE_DEFAULT);
-	dot_snap_child_visible =
-	    lp_parm_bool(SNUM(conn), PARM_ONEFS_TYPE,
-			 PARM_DOT_SNAP_CHILD_VISIBLE,
-			 PARM_DOT_SNAP_CHILD_VISIBLE_DEFAULT);
-	dot_snap_root_accessible =
-	    lp_parm_bool(SNUM(conn), PARM_ONEFS_TYPE,
-			 PARM_DOT_SNAP_ROOT_ACCESSIBLE,
-			 PARM_DOT_SNAP_ROOT_ACCESSIBLE_DEFAULT);
-	dot_snap_root_visible =
-	    lp_parm_bool(SNUM(conn), PARM_ONEFS_TYPE,
-			 PARM_DOT_SNAP_ROOT_VISIBLE,
-			 PARM_DOT_SNAP_ROOT_VISIBLE_DEFAULT);
-	dot_snap_tilde =
-	    lp_parm_bool(SNUM(conn), PARM_ONEFS_TYPE,
-			 PARM_DOT_SNAP_TILDE,
-			 PARM_DOT_SNAP_TILDE_DEFAULT);
-
-	/* Check if any of the dot snap options need updating. */
-	if (dot_snap_child_accessible !=
-	    global_config.dot_snap_child_accessible) {
-		global_config.dot_snap_child_accessible =
-		    dot_snap_child_accessible;
-		reconfig_dso = true;
-	}
-	if (dot_snap_child_visible !=
-	    global_config.dot_snap_child_visible) {
-		global_config.dot_snap_child_visible =
-		    dot_snap_child_visible;
-		reconfig_dso = true;
-	}
-	if (dot_snap_root_accessible !=
-	    global_config.dot_snap_root_accessible) {
-		global_config.dot_snap_root_accessible =
-		    dot_snap_root_accessible;
-		reconfig_dso = true;
-	}
-	if (dot_snap_root_visible !=
-	    global_config.dot_snap_root_visible) {
-		global_config.dot_snap_root_visible =
-		    dot_snap_root_visible;
-		reconfig_dso = true;
-	}
-	if (dot_snap_tilde != global_config.dot_snap_tilde) {
-		global_config.dot_snap_tilde = dot_snap_tilde;
-		reconfig_tilde = true;
-	}
-
-	/* If a dot snap option has changed update the process.  */
-	if (reconfig_dso) {
-		onefs_sys_config_snap_opt(&global_config);
-	}
-
-	/* If the dot snap tilde option has changed update the process.  */
-	if (reconfig_tilde) {
-		onefs_sys_config_tilde(&global_config);
-	}
-}
-
-static int onefs_load_config(connection_struct *conn)
-{
-	int snum = SNUM(conn);
-	int share_count = lp_numservices();
-
-	/* Share config */
-	if (!pvfs_share_config) {
-
-		if (share_count <= ONEFS_DATA_FASTBUF)
-			pvfs_share_config = vfs_share_config;
-		else {
-			pvfs_share_config =
-			    SMB_MALLOC_ARRAY(struct onefs_vfs_share_config,
-					     share_count);
-			if (!pvfs_share_config) {
-				errno = ENOMEM;
-				return -1;
-			}
-
-			memset(pvfs_share_config, 0,
-			    (sizeof(struct onefs_vfs_share_config) *
-				    share_count));
-		}
-	}
-
-	if ((pvfs_share_config[snum].init_flags &
-		ONEFS_VFS_CONFIG_INITIALIZED) == 0) {
-			pvfs_share_config[snum].init_flags =
-			    ONEFS_VFS_CONFIG_INITIALIZED;
-			onefs_load_faketimestamp_config(conn,
-						        &pvfs_share_config[snum]);
-	}
-
-	/* Global config */
-	onefs_load_global_config(conn);
-
-	return 0;
-}
-
-bool onefs_get_config(int snum, int config_type,
-		      struct onefs_vfs_share_config *cfg)
-{
-	if (vfs_share_config[snum].init_flags & config_type)
-		*cfg = vfs_share_config[snum];
-	else
-		return false;
-
-	return true;
-}
-
 static int onefs_connect(struct vfs_handle_struct *handle, const char *service,
 			 const char *user)
 {