From: Jelmer Vernooij <jelmer@samba.org>
Date: Mon, 29 Aug 2005 20:18:51 +0000 (+0000)
Subject: r9756: One-way upgrade from Samba3->Samba4 basically works now
X-Git-Tag: samba-4.0.0alpha6~801^3~9153
X-Git-Url: http://git.samba.org/samba.git/?p=sfrench%2Fsamba-autobuild%2F.git;a=commitdiff_plain;h=c9ace93ce22fed9e1b4e44a853e23bf66cf99184

r9756: One-way upgrade from Samba3->Samba4 basically works now
Still need to polish some rough edges
(This used to be commit a8f309aa812533f57a90410722dfb342c8cf3b48)
---

diff --git a/source4/lib/samba3/config.mk b/source4/lib/samba3/config.mk
index 6a122546a50..db5d04ddaa6 100644
--- a/source4/lib/samba3/config.mk
+++ b/source4/lib/samba3/config.mk
@@ -11,7 +11,6 @@ ADD_OBJ_FILES = \
 		lib/samba3/group.o \
 		lib/samba3/registry.o \
 		lib/samba3/secrets.o \
-		lib/samba3/share_info.o \
-		lib/samba3/upgrade.o
+		lib/samba3/share_info.o
 # End SUBSYSTEM LIBSAMBA3
 ################################################
diff --git a/source4/lib/samba3/upgrade.c b/source4/lib/samba3/upgrade.c
deleted file mode 100644
index 00000c68df0..00000000000
--- a/source4/lib/samba3/upgrade.c
+++ /dev/null
@@ -1,280 +0,0 @@
-/* 
-   Unix SMB/CIFS implementation.
-   Generate ldb_message 's for samba3_*
-
-    Copyright (C) Jelmer Vernooij 	2005
-   
-   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 2 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, write to the Free Software
-   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-#include "includes.h"
-#include "lib/samba3/samba3.h"
-#include "lib/ldb/include/ldb.h"
-
-static struct ldb_message *msg_array_add(struct ldb_context *ctx, struct ldb_message ***msgs, int *count)
-{
-	struct ldb_message *ret;
-	*msgs = talloc_realloc(ctx, *msgs, struct ldb_message *, (*count)+1);
-
-	ret = (*msgs)[*count] = talloc_zero(ctx, struct ldb_message);
-	(*count)++;
-
-	return ret;
-}
-
-static struct ldb_dn *regkey_to_dn(struct ldb_context *ldb, const char *name)
-{
-	char *p, *n, *dup;
-	struct ldb_dn *ret = ldb_dn_explode(ldb, "hive=NONE");
-
-	p = dup = talloc_strdup(ldb, name);
-
-	while (p) {
-		n = strchr(p, '/');
-		if (n) { *n = '\0';	n++; }
-
-		ret = ldb_dn_build_child(ldb, "key", p, ret);
-
-		p = n;
-	}
-
-	talloc_free(dup);
-
-	return ret;
-}
-
-/* Where prefix is any of:
- * - HKLM
- *   HKU
- *   HKCR
- *   HKPD
- *   HKPT
- */
-
-int samba3_upgrade_registry(struct samba3_regdb *regdb, const char *prefix, struct ldb_context *ldb, struct ldb_message ***msgs)
-{
-	int i;
-	struct ldb_message *msg;
-	int count = 0;
-	char *prefix_up = strupper_talloc(ldb, prefix);
-	*msgs = NULL;
-
-	for (i = 0; i < regdb->key_count; i++) {
-		int j;
-		struct samba3_regkey *rk = &regdb->keys[i];
-		struct ldb_dn *keydn;
-
-		/* Only handle selected hive */
-		if (strncmp(prefix_up, rk->name, strlen(prefix_up)) != 0) {
-			continue;
-		}
-
-		msg = msg_array_add(ldb, msgs, &count);
-
-		msg->num_elements = 0;
-		msg->elements = NULL;
-		msg->private_data = NULL;
-
-		/* Convert key name to dn */
-		keydn = msg->dn = regkey_to_dn(ldb, rk->name);
-
-		ldb_msg_add_string(ldb, msg, "name", strrchr(rk->name, '/')?strrchr(rk->name, '/')+1:rk->name);
-		
-		for (j = 0; j < rk->value_count; j++) {
-			struct samba3_regval *rv = &rk->values[j];
-
-			msg = msg_array_add(ldb, msgs, &count);
-			msg->dn = ldb_dn_build_child(ldb, "value", rv->name, keydn);
-
-			ldb_msg_add_string(ldb, msg, "value", rv->name);
-			ldb_msg_add_fmt(ldb, msg, "type", "%d", rv->type);
-			ldb_msg_add_value(ldb, msg, "data", &rv->data);
-		}
-	}
-	
-	talloc_free(prefix_up);
-
-	return count;
-}
-
-int samba3_upgrade_sam(struct samba3 *samba3, struct ldb_context *ldb, struct ldb_message ***msgs)
-{
-	int count = 0;
-	struct ldb_message *msg;
-	struct ldb_dn *domaindn = NULL;
-	const char *domainname;
-	struct samba3_domainsecrets *domsec;
-	int i;
-	*msgs = NULL;
-
-	domainname = samba3_get_param(samba3, "global", "workgroup");
-
-	if (domainname == NULL) {
-		DEBUG(0, ("No domain name specified in smb.conf!\n"));
-		return -1;
-	}
-
-	domsec = samba3_find_domainsecrets(samba3, domainname);
-
-	/* Domain */	
-	msg = msg_array_add(ldb, msgs, &count);
-	/* FIXME: Guess domain DN by taking ldap bind dn? */
-
-	ldb_msg_add_string(ldb, msg, "objectClass", "top");
-	ldb_msg_add_string(ldb, msg, "objectClass", "domain");
-	ldb_msg_add_string(ldb, msg, "objectSid", dom_sid_string(msg, &domsec->sid));
-	ldb_msg_add_string(ldb, msg, "objectGUID", GUID_string(msg, &domsec->guid));
-	ldb_msg_add_string(ldb, msg, "name", domainname);
-	ldb_msg_add_string(ldb, msg, "oEMInformation", "Provisioned by Samba4 (upgraded from Samba3)");
-
-	/* account policy as well */
-
-	ldb_msg_add_fmt(ldb, msg, "minPwdLength", "%d", samba3->policy.min_password_length);
-	ldb_msg_add_fmt(ldb, msg, "pwdHistoryLength", "%d", samba3->policy.password_history);
-	ldb_msg_add_fmt(ldb, msg, "minPwdAge", "%d", samba3->policy.minimum_password_age);
-	ldb_msg_add_fmt(ldb, msg, "maxPwdAge", "%d", samba3->policy.maximum_password_age);
-	ldb_msg_add_fmt(ldb, msg, "lockoutDuration", "%d", samba3->policy.lockout_duration);
-	ldb_msg_add_fmt(ldb, msg, "samba3ResetCountMinutes", "%d", samba3->policy.reset_count_minutes);
-	ldb_msg_add_fmt(ldb, msg, "samba3UserMustLogonToChangePassword", "%d", samba3->policy.user_must_logon_to_change_password);
-	ldb_msg_add_fmt(ldb, msg, "samba3BadLockoutMinutes", "%d", samba3->policy.bad_lockout_minutes);
-	ldb_msg_add_fmt(ldb, msg, "samba3DisconnectTime", "%d", samba3->policy.disconnect_time);
-	ldb_msg_add_fmt(ldb, msg, "samba3RefuseMachinePwdChange", "%d", samba3->policy.refuse_machine_password_change);
-	
-	/* Users */
-	for (i = 0; i < samba3->samaccount_count; i++) {
-		struct samba3_samaccount *sam = &samba3->samaccounts[i];
-
-		msg = msg_array_add(ldb, msgs, &count);
-		msg->dn = ldb_dn_build_child(msg, "cn", sam->fullname, domaindn);
-
-		ldb_msg_add_string(ldb, msg, "objectClass", "top");
-		ldb_msg_add_string(ldb, msg, "objectClass", "person");
-		ldb_msg_add_string(ldb, msg, "objectClass", "user");
-		ldb_msg_add_fmt(ldb, msg, "lastLogon", "%d", sam->logon_time);
-		ldb_msg_add_fmt(ldb, msg, "lastLogoff", "%d", sam->logoff_time);
-		ldb_msg_add_string(ldb, msg, "unixName", sam->username);
-		ldb_msg_add_string(ldb, msg, "name", sam->nt_username);
-		ldb_msg_add_string(ldb, msg, "cn", sam->fullname);
-		ldb_msg_add_string(ldb, msg, "description", sam->acct_desc);
-		ldb_msg_add_fmt(ldb, msg, "primaryGroupID", "%d", sam->group_rid); 
-		ldb_msg_add_fmt(ldb, msg, "badPwdcount", "%d", sam->bad_password_count);
-		ldb_msg_add_fmt(ldb, msg, "logonCount", "%d", sam->logon_count);
-		
-		ldb_msg_add_string(ldb, msg, "samba3Domain", sam->domain);
-		if (sam->dir_drive) 
-			ldb_msg_add_string(ldb, msg, "samba3DirDrive", sam->dir_drive);
-
-		if (sam->munged_dial)
-			ldb_msg_add_string(ldb, msg, "samba3MungedDial", sam->munged_dial);
-
-		if (sam->homedir)
-			ldb_msg_add_string(ldb, msg, "samba3Homedir", sam->homedir);
-
-		if (sam->logon_script)
-			ldb_msg_add_string(ldb, msg, "samba3LogonScript", sam->logon_script);
-
-		if (sam->profile_path)
-			ldb_msg_add_string(ldb, msg, "samba3ProfilePath", sam->profile_path);
-
-		if (sam->workstations)
-			ldb_msg_add_string(ldb, msg, "samba3Workstations", sam->workstations);
-
-		ldb_msg_add_fmt(ldb, msg, "samba3KickOffTime", "%d", sam->kickoff_time);
-		ldb_msg_add_fmt(ldb, msg, "samba3BadPwdTime", "%d", sam->bad_password_time);
-		ldb_msg_add_fmt(ldb, msg, "samba3PassLastSetTime", "%d", sam->pass_last_set_time);
-		ldb_msg_add_fmt(ldb, msg, "samba3PassCanChangeTime", "%d", sam->pass_can_change_time);
-		ldb_msg_add_fmt(ldb, msg, "samba3PassMustChangeTime", "%d", sam->pass_must_change_time);
-		ldb_msg_add_fmt(ldb, msg, "samba3Rid", "%d", sam->user_rid); 
-	
-		/* FIXME: Passwords */
-	}
-
-	/* Groups */
-	for (i = 0; i < samba3->group.groupmap_count; i++) {
-		struct samba3_groupmapping *grp = &samba3->group.groupmappings[i];
-
-		msg = msg_array_add(ldb, msgs, &count);
-
-		if (grp->nt_name != NULL) 
-			msg->dn = ldb_dn_build_child(msg, "cn", grp->nt_name, domaindn);
-		else 
-			msg->dn = ldb_dn_build_child(msg, "cn", dom_sid_string(msg, grp->sid), domaindn);
-
-		ldb_msg_add_string(ldb, msg, "objectClass", "top");
-		ldb_msg_add_string(ldb, msg, "objectClass", "group");
-		ldb_msg_add_string(ldb, msg, "description", grp->comment);
-		ldb_msg_add_string(ldb, msg, "cn", grp->nt_name);
-		ldb_msg_add_string(ldb, msg, "objectSid", dom_sid_string(msg, grp->sid));
-		ldb_msg_add_string(ldb, msg, "unixName", "FIXME");
-		ldb_msg_add_fmt(ldb, msg, "samba3SidNameUse", "%d", grp->sid_name_use);
-	}
-
-	return count;
-}
-
-int samba3_upgrade_winbind(struct samba3 *samba3, struct ldb_context *ldb, struct ldb_message ***msgs)
-{
-	int i;
-	int count = 0;
-	struct ldb_message *msg;
-	struct ldb_dn *basedn = NULL;
-	*msgs = NULL;
-
-	msg = msg_array_add(ldb, msgs, &count);
-
-	msg->dn = basedn; 
-	
-	ldb_msg_add_fmt(ldb, msg, "userHwm", "%d", samba3->idmap.user_hwm);
-	ldb_msg_add_fmt(ldb, msg, "groupHwm", "%d", samba3->idmap.group_hwm);
-
-	for (i = 0; i < samba3->idmap.mapping_count; i++) {
-		char *sid = dom_sid_string(msg, samba3->idmap.mappings[i].sid);
-		msg = msg_array_add(ldb, msgs, &count);
-		
-		msg->dn = ldb_dn_build_child(ldb, "SID", sid, basedn);
-		ldb_msg_add_string(ldb, msg, "SID", sid);
-		ldb_msg_add_fmt(ldb, msg, "type", "%d", samba3->idmap.mappings[i].type);
-		ldb_msg_add_fmt(ldb, msg, "unixID", "%u", samba3->idmap.mappings[i].unix_id);
-	}
-	
-	return count;
-}
-
-int samba3_upgrade_winsdb(struct samba3 *samba3, struct ldb_context *ldb, struct ldb_message ***msgs)
-{
-	int i;
-	int count = 0;
-	
-	for (i = 0; i < samba3->winsdb_count; i++) {
-		struct samba3_winsdb_entry *e = &samba3->winsdb_entries[i];
-		int j;
-		struct ldb_message *msg = msg_array_add(ldb, msgs, &count);
-
-		msg->dn = ldb_dn_string_compose(ldb, NULL, "type=%d,name=%s", e->type, e->name);
-
-		ldb_msg_add_string(ldb, msg, "name", e->name);
-		ldb_msg_add_fmt(ldb, msg, "type", "%d", e->type);
-		ldb_msg_add_string(ldb, msg, "objectClass", "wins");
-		ldb_msg_add_fmt(ldb, msg, "nbFlags", "%x", e->nb_flags);
-		ldb_msg_add_string(ldb, msg, "expires", 
-				  ldap_timestring(msg, e->ttl));
-
-		for (j = 0; j < e->ip_count; j++) {
-			ldb_msg_add_string(ldb, msg, "address", sys_inet_ntoa(e->ips[j]));
-		}
-	}
-
-	return count;
-}
diff --git a/source4/scripting/ejs/smbcalls_string.c b/source4/scripting/ejs/smbcalls_string.c
index 1b6b7d09dd2..e127cdf8af8 100644
--- a/source4/scripting/ejs/smbcalls_string.c
+++ b/source4/scripting/ejs/smbcalls_string.c
@@ -4,6 +4,7 @@
    provide access to string functions
 
    Copyright (C) Andrew Tridgell 2005
+   Copyright (C) Jelmer Vernooij 2005 (substr)
    
    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
@@ -124,6 +125,61 @@ static int ejs_split(MprVarHandle eid, int argc, char **argv)
 	return 0;
 }
 
+/*
+  usage:
+    str = substr(orig[, start_offset[, length]]);
+
+	special cases:
+		if start_offset < 0 then start_offset+=strlen(orig)
+		if length < 0 then length+=strlen(orig)-start_offset
+
+	(as found in many other languages)
+*/
+static int ejs_substr(MprVarHandle eid, int argc, struct MprVar **argv)
+{
+	int start_offset = 0;
+	int length = 0;
+	const char *orig;
+	char *target;
+	
+	if (argc < 1 || argc > 3 ||
+	    argv[0]->type != MPR_TYPE_STRING) {
+		ejsSetErrorMsg(eid, "substr invalid arguments");
+		return -1;
+	}
+
+	if (argc == 1) {
+		mpr_Return(eid, *argv[0]);
+		return 0;
+	}
+
+	orig = mprToString(argv[0]);
+	start_offset = mprToInt(argv[1]);
+	if (start_offset < 0) start_offset += strlen(orig);
+	if (start_offset < 0 || start_offset > strlen(orig)) {
+		ejsSetErrorMsg(eid, "substr arg 2 out of bounds");
+		return -1;
+	}
+
+	if (argc == 3) {
+		length = mprToInt(argv[1]);
+		if (length < 0) length += strlen(orig) - start_offset;
+		if (length < 0 || length+start_offset > strlen(orig)) {
+			ejsSetErrorMsg(eid, "substr arg 3 out of bounds");
+			return -1;
+		}
+	} else {
+		length = strlen(orig);
+	}
+
+	target = talloc_strndup(mprMemCtx(), orig+start_offset, length);
+	
+	mpr_Return(eid, mprString(target));
+
+	talloc_free(target);
+
+	return 0;
+}
 
 /*
   usage:
@@ -421,6 +477,7 @@ static int ejs_string_init(MprVarHandle eid, int argc, struct MprVar **argv)
 {
 	struct MprVar *obj = mprInitObject(eid, "string", argc, argv);
 
+	mprSetCFunction(obj, "substr", ejs_substr);
 	mprSetStringCFunction(obj, "strlen", ejs_strlen);
 	mprSetStringCFunction(obj, "strlower", ejs_strlower);
 	mprSetStringCFunction(obj, "strupper", ejs_strupper);
diff --git a/source4/scripting/libjs/provision.js b/source4/scripting/libjs/provision.js
index e166f3101fc..b43d435ca9b 100644
--- a/source4/scripting/libjs/provision.js
+++ b/source4/scripting/libjs/provision.js
@@ -217,6 +217,8 @@ function provision(subobj, message, blank)
 	subobj.HOSTNAME    = strlower(subobj.HOSTNAME);
 	subobj.DOMAIN      = strupper(subobj.DOMAIN);
 	subobj.NETBIOSNAME = strupper(subobj.HOSTNAME);
+	var rdns = split(",", subobj.BASEDN);
+	subobj.RDN_DC = substr(rdns[0], strlen("DC="));
 
 	data = add_foreign(data, "S-1-5-7",  "Anonymous",           "${NOBODY}");
 	data = add_foreign(data, "S-1-1-0",  "World",               "${NOGROUP}");
@@ -297,9 +299,8 @@ function provision_guess()
 	subobj.DNSNAME      = sprintf("%s.%s", 
 				      strlower(subobj.HOSTNAME), 
 				      subobj.DNSDOMAIN);
-	subobj.BASEDN       = "DC=" + join(",DC=", split(".", subobj.REALM));
 	rdn_list = split(".", subobj.REALM);
-	subobj.RDN_DC       = rdn_list[0];
+	subobj.BASEDN       = "DC=" + join(",DC=", rdn_list);
 	return subobj;
 }
 
diff --git a/source4/scripting/libjs/upgrade.js b/source4/scripting/libjs/upgrade.js
index c8539c9fcb6..682721e9315 100644
--- a/source4/scripting/libjs/upgrade.js
+++ b/source4/scripting/libjs/upgrade.js
@@ -241,7 +241,7 @@ function upgrade_provision(samba3)
 	} else {
 		println("Can't find domain secrets for '" + domainname + "'; using random SID and GUID");
 		subobj.DOMAINGUID = randguid();
-		subobj.DOMAINSID = randguid();
+		subobj.DOMAINSID = randsid();
 	}
 	
 	if (hostsec) {
@@ -270,7 +270,6 @@ function upgrade_provision(samba3)
 				      subobj.DNSDOMAIN);
 	subobj.BASEDN       = "DC=" + join(",DC=", split(".", subobj.REALM));
 	rdn_list = split(".", subobj.REALM);
-	subobj.RDN_DC       = rdn_list[0];
 	return subobj;
 }
 
@@ -403,7 +402,6 @@ function upgrade(subobj, samba3, message)
 
 	message("Importing account policies\n");
 	var ldif = upgrade_sam_policy(samba3,subobj.BASEDN);
-	ldifprint(ldif);
 	ok = samdb.modify(ldif);
 	assert(ok);
 
@@ -411,31 +409,28 @@ function upgrade(subobj, samba3, message)
 
 	message("Importing users\n");
 	for (var i in samba3.samaccounts) {
-		message("Importing user '" + samba3.samaccounts[i].username + "'\n");
+		message("... " + samba3.samaccounts[i].username + "\n");
 		var ldif = upgrade_sam_account(samba3.samaccounts[i],subobj.BASEDN);
-		ldifprint(ldif);
 		ok = samdb.add(ldif);
 		assert(ok);
 	}
 
 	message("Importing groups\n");
 	for (var i in samba3.groupmappings) {
-		message("Importing group '" + samba3.groupmappings[i].username + "'\n");
+		message("... " + samba3.groupmappings[i].nt_name + "\n");
 		var ldif = upgrade_sam_group(samba3.groupmappings[i],subobj.BASEDN);
-		ldifprint(ldif);
 		ok = samdb.add(ldif);
 		assert(ok);
 	}
 
 	message("Importing registry data\n");
-	var hives = new Array("hkcr","hkcu","hklm","hkpd"); 
+	var hives = new Array("hkcr","hkcu","hklm","hkpd","hku","hkpt"); 
 	for (var i in hives) {
-		println("... " + hives[i]);
+		message("... " + hives[i] + "\n");
 		var regdb = ldb_init();
 		ok = regdb.connect(hives[i] + ".ldb");
 		assert(ok);
 		var ldif = upgrade_registry(samba3.registry, hives[i]);
-		ldifprint(ldif);
 		ok = regdb.add(ldif);
 		assert(ok);
 	}
@@ -446,7 +441,6 @@ function upgrade(subobj, samba3, message)
 	assert(ok);
 
 	var ldif = upgrade_wins(samba3);
-	ldifprint(ldif);
 	ok = winsdb.add(ldif);
 	assert(ok);
 
diff --git a/swat/install/samba3.esp b/swat/install/samba3.esp
index 59c658a47c9..729dcc74fdc 100644
--- a/swat/install/samba3.esp
+++ b/swat/install/samba3.esp
@@ -9,7 +9,7 @@
   include("/scripting/forms.js");
   libinclude("base.js");
   libinclude("provision.js");
-  libinclude("samba3.js");
+  libinclude("upgrade.js");
 %>
 
 <h1>Import from Samba3</h1>
@@ -20,10 +20,9 @@ if (form['submit'] == "Cancel") {
 }
 
 if (form['submit'] == "Import") {
-	var samba3 = samba3_read(form['SMBCONF'], form['LIBDIR']);
+	var samba3 = samba3_read(form['LIBDIR'], form['SMBCONF']);
 
 	var subobj = upgrade_provision(samba3);
-
 	var f = FormObj("Import from Samba3", 0, 2);
 
 	f.add("REALM", "Realm");
@@ -41,30 +40,30 @@ if (form['submit'] == "Import") {
 		f.element[i].value = subobj[f.element[i].name];
 	}
 
+	f.add("SMBCONF", "", "hidden", form['SMBCONF']);
+	f.add("LIBDIR", "", "hidden", form['LIBDIR']);
+
 	f.submit[0] = "Continue";
 	f.submit[1] = "Cancel";
 	f.display();	
 } else if (form['submit'] == "Continue") {
-	var subobj = Object();
+	var samba3 = samba3_read(form['LIBDIR'], form['SMBCONF']);
+	assert(samba3 != undefined);
+	var subobj = upgrade_provision(samba3);
 	for (r in form) {
 		subobj[r] = form[r];
 	}
-
-	provision(subobj, writefln, false);
-
-	var samba3 = samba3_read(form['SMBCONF'], form['LIBDIR']);
+	provision(subobj, writefln, true);
 	upgrade(subobj, samba3, writefln);
 } else {
 	var f = FormObj("Import from Samba3", 0, 2);
 
-	f.add("SMBCONF", "smb.conf file");
-	f.add("LIBDIR", "Lib directory");
+	f.add("SMBCONF", "smb.conf file", "text", "/etc/samba/smb.conf");
+	f.add("LIBDIR", "Lib directory", "text", "/var/lib/samba");
 	f.submit[0] = "Import";
 	f.submit[1] = "Cancel";
 
-	f.element[0].value = "/etc/samba/smb.conf";
-	f.element[1].value = "/var/lib/samba";
-
+	write('<p>Warning: This will erase your current configuration!</p>');
 	f.display();
 }
 %>