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samba-mirror/source3/libnet/libnet_samsync_ldif.c
2009-04-20 23:58:26 +02:00

1319 lines
38 KiB
C

/*
Unix SMB/CIFS implementation.
dump the remote SAM using rpc samsync operations
Copyright (C) Andrew Tridgell 2002
Copyright (C) Tim Potter 2001,2002
Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2005
Modified by Volker Lendecke 2002
Copyright (C) Jeremy Allison 2005.
Copyright (C) Guenther Deschner 2008.
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 "libnet/libnet_samsync.h"
#ifdef HAVE_LDAP
/* uid's and gid's for writing deltas to ldif */
static uint32 ldif_gid = 999;
static uint32 ldif_uid = 999;
/* global counters */
static uint32_t g_index = 0;
static uint32_t a_index = 0;
/* Structure for mapping accounts to groups */
/* Array element is the group rid */
typedef struct _groupmap {
uint32_t rid;
uint32_t gidNumber;
const char *sambaSID;
const char *group_dn;
} GROUPMAP;
typedef struct _accountmap {
uint32_t rid;
const char *cn;
} ACCOUNTMAP;
struct samsync_ldif_context {
GROUPMAP *groupmap;
ACCOUNTMAP *accountmap;
bool initialized;
const char *add_template;
const char *mod_template;
char *add_name;
char *mod_name;
FILE *add_file;
FILE *mod_file;
FILE *ldif_file;
const char *suffix;
int num_alloced;
};
/****************************************************************
****************************************************************/
static NTSTATUS populate_ldap_for_ldif(const char *sid,
const char *suffix,
const char *builtin_sid,
FILE *add_fd)
{
const char *user_suffix, *group_suffix, *machine_suffix, *idmap_suffix;
char *user_attr=NULL, *group_attr=NULL;
char *suffix_attr;
int len;
/* Get the suffix attribute */
suffix_attr = sstring_sub(suffix, '=', ',');
if (suffix_attr == NULL) {
len = strlen(suffix);
suffix_attr = (char*)SMB_MALLOC(len+1);
memcpy(suffix_attr, suffix, len);
suffix_attr[len] = '\0';
}
/* Write the base */
fprintf(add_fd, "# %s\n", suffix);
fprintf(add_fd, "dn: %s\n", suffix);
fprintf(add_fd, "objectClass: dcObject\n");
fprintf(add_fd, "objectClass: organization\n");
fprintf(add_fd, "o: %s\n", suffix_attr);
fprintf(add_fd, "dc: %s\n", suffix_attr);
fprintf(add_fd, "\n");
fflush(add_fd);
user_suffix = lp_ldap_user_suffix();
if (user_suffix == NULL) {
SAFE_FREE(suffix_attr);
return NT_STATUS_NO_MEMORY;
}
/* If it exists and is distinct from other containers,
Write the Users entity */
if (*user_suffix && strcmp(user_suffix, suffix)) {
user_attr = sstring_sub(lp_ldap_user_suffix(), '=', ',');
fprintf(add_fd, "# %s\n", user_suffix);
fprintf(add_fd, "dn: %s\n", user_suffix);
fprintf(add_fd, "objectClass: organizationalUnit\n");
fprintf(add_fd, "ou: %s\n", user_attr);
fprintf(add_fd, "\n");
fflush(add_fd);
}
group_suffix = lp_ldap_group_suffix();
if (group_suffix == NULL) {
SAFE_FREE(suffix_attr);
SAFE_FREE(user_attr);
return NT_STATUS_NO_MEMORY;
}
/* If it exists and is distinct from other containers,
Write the Groups entity */
if (*group_suffix && strcmp(group_suffix, suffix)) {
group_attr = sstring_sub(lp_ldap_group_suffix(), '=', ',');
fprintf(add_fd, "# %s\n", group_suffix);
fprintf(add_fd, "dn: %s\n", group_suffix);
fprintf(add_fd, "objectClass: organizationalUnit\n");
fprintf(add_fd, "ou: %s\n", group_attr);
fprintf(add_fd, "\n");
fflush(add_fd);
}
/* If it exists and is distinct from other containers,
Write the Computers entity */
machine_suffix = lp_ldap_machine_suffix();
if (machine_suffix == NULL) {
SAFE_FREE(suffix_attr);
SAFE_FREE(user_attr);
SAFE_FREE(group_attr);
return NT_STATUS_NO_MEMORY;
}
if (*machine_suffix && strcmp(machine_suffix, user_suffix) &&
strcmp(machine_suffix, suffix)) {
char *machine_ou = NULL;
fprintf(add_fd, "# %s\n", machine_suffix);
fprintf(add_fd, "dn: %s\n", machine_suffix);
fprintf(add_fd, "objectClass: organizationalUnit\n");
/* this isn't totally correct as it assumes that
there _must_ be an ou. just fixing memleak now. jmcd */
machine_ou = sstring_sub(lp_ldap_machine_suffix(), '=', ',');
fprintf(add_fd, "ou: %s\n", machine_ou);
SAFE_FREE(machine_ou);
fprintf(add_fd, "\n");
fflush(add_fd);
}
/* If it exists and is distinct from other containers,
Write the IdMap entity */
idmap_suffix = lp_ldap_idmap_suffix();
if (idmap_suffix == NULL) {
SAFE_FREE(suffix_attr);
SAFE_FREE(user_attr);
SAFE_FREE(group_attr);
return NT_STATUS_NO_MEMORY;
}
if (*idmap_suffix &&
strcmp(idmap_suffix, user_suffix) &&
strcmp(idmap_suffix, suffix)) {
char *s;
fprintf(add_fd, "# %s\n", idmap_suffix);
fprintf(add_fd, "dn: %s\n", idmap_suffix);
fprintf(add_fd, "ObjectClass: organizationalUnit\n");
s = sstring_sub(lp_ldap_idmap_suffix(), '=', ',');
fprintf(add_fd, "ou: %s\n", s);
SAFE_FREE(s);
fprintf(add_fd, "\n");
fflush(add_fd);
}
/* Write the domain entity */
fprintf(add_fd, "# %s, %s\n", lp_workgroup(), suffix);
fprintf(add_fd, "dn: sambaDomainName=%s,%s\n", lp_workgroup(),
suffix);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_DOMINFO);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_IDPOOL);
fprintf(add_fd, "sambaDomainName: %s\n", lp_workgroup());
fprintf(add_fd, "sambaSID: %s\n", sid);
fprintf(add_fd, "uidNumber: %d\n", ++ldif_uid);
fprintf(add_fd, "gidNumber: %d\n", ++ldif_gid);
fprintf(add_fd, "\n");
fflush(add_fd);
/* Write the Domain Admins entity */
fprintf(add_fd, "# Domain Admins, %s, %s\n", group_attr,
suffix);
fprintf(add_fd, "dn: cn=Domain Admins,ou=%s,%s\n", group_attr,
suffix);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_POSIXGROUP);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_GROUPMAP);
fprintf(add_fd, "cn: Domain Admins\n");
fprintf(add_fd, "memberUid: Administrator\n");
fprintf(add_fd, "description: Netbios Domain Administrators\n");
fprintf(add_fd, "gidNumber: 512\n");
fprintf(add_fd, "sambaSID: %s-512\n", sid);
fprintf(add_fd, "sambaGroupType: 2\n");
fprintf(add_fd, "displayName: Domain Admins\n");
fprintf(add_fd, "\n");
fflush(add_fd);
/* Write the Domain Users entity */
fprintf(add_fd, "# Domain Users, %s, %s\n", group_attr,
suffix);
fprintf(add_fd, "dn: cn=Domain Users,ou=%s,%s\n", group_attr,
suffix);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_POSIXGROUP);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_GROUPMAP);
fprintf(add_fd, "cn: Domain Users\n");
fprintf(add_fd, "description: Netbios Domain Users\n");
fprintf(add_fd, "gidNumber: 513\n");
fprintf(add_fd, "sambaSID: %s-513\n", sid);
fprintf(add_fd, "sambaGroupType: 2\n");
fprintf(add_fd, "displayName: Domain Users\n");
fprintf(add_fd, "\n");
fflush(add_fd);
/* Write the Domain Guests entity */
fprintf(add_fd, "# Domain Guests, %s, %s\n", group_attr,
suffix);
fprintf(add_fd, "dn: cn=Domain Guests,ou=%s,%s\n", group_attr,
suffix);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_POSIXGROUP);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_GROUPMAP);
fprintf(add_fd, "cn: Domain Guests\n");
fprintf(add_fd, "description: Netbios Domain Guests\n");
fprintf(add_fd, "gidNumber: 514\n");
fprintf(add_fd, "sambaSID: %s-514\n", sid);
fprintf(add_fd, "sambaGroupType: 2\n");
fprintf(add_fd, "displayName: Domain Guests\n");
fprintf(add_fd, "\n");
fflush(add_fd);
/* Write the Domain Computers entity */
fprintf(add_fd, "# Domain Computers, %s, %s\n", group_attr,
suffix);
fprintf(add_fd, "dn: cn=Domain Computers,ou=%s,%s\n",
group_attr, suffix);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_POSIXGROUP);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_GROUPMAP);
fprintf(add_fd, "gidNumber: 515\n");
fprintf(add_fd, "cn: Domain Computers\n");
fprintf(add_fd, "description: Netbios Domain Computers accounts\n");
fprintf(add_fd, "sambaSID: %s-515\n", sid);
fprintf(add_fd, "sambaGroupType: 2\n");
fprintf(add_fd, "displayName: Domain Computers\n");
fprintf(add_fd, "\n");
fflush(add_fd);
/* Write the Admininistrators Groups entity */
fprintf(add_fd, "# Administrators, %s, %s\n", group_attr,
suffix);
fprintf(add_fd, "dn: cn=Administrators,ou=%s,%s\n", group_attr,
suffix);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_POSIXGROUP);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_GROUPMAP);
fprintf(add_fd, "gidNumber: 544\n");
fprintf(add_fd, "cn: Administrators\n");
fprintf(add_fd, "description: Netbios Domain Members can fully administer the computer/sambaDomainName\n");
fprintf(add_fd, "sambaSID: %s-544\n", builtin_sid);
fprintf(add_fd, "sambaGroupType: 5\n");
fprintf(add_fd, "displayName: Administrators\n");
fprintf(add_fd, "\n");
/* Write the Print Operator entity */
fprintf(add_fd, "# Print Operators, %s, %s\n", group_attr,
suffix);
fprintf(add_fd, "dn: cn=Print Operators,ou=%s,%s\n",
group_attr, suffix);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_POSIXGROUP);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_GROUPMAP);
fprintf(add_fd, "gidNumber: 550\n");
fprintf(add_fd, "cn: Print Operators\n");
fprintf(add_fd, "description: Netbios Domain Print Operators\n");
fprintf(add_fd, "sambaSID: %s-550\n", builtin_sid);
fprintf(add_fd, "sambaGroupType: 5\n");
fprintf(add_fd, "displayName: Print Operators\n");
fprintf(add_fd, "\n");
fflush(add_fd);
/* Write the Backup Operators entity */
fprintf(add_fd, "# Backup Operators, %s, %s\n", group_attr,
suffix);
fprintf(add_fd, "dn: cn=Backup Operators,ou=%s,%s\n",
group_attr, suffix);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_POSIXGROUP);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_GROUPMAP);
fprintf(add_fd, "gidNumber: 551\n");
fprintf(add_fd, "cn: Backup Operators\n");
fprintf(add_fd, "description: Netbios Domain Members can bypass file security to back up files\n");
fprintf(add_fd, "sambaSID: %s-551\n", builtin_sid);
fprintf(add_fd, "sambaGroupType: 5\n");
fprintf(add_fd, "displayName: Backup Operators\n");
fprintf(add_fd, "\n");
fflush(add_fd);
/* Write the Replicators entity */
fprintf(add_fd, "# Replicators, %s, %s\n", group_attr, suffix);
fprintf(add_fd, "dn: cn=Replicators,ou=%s,%s\n", group_attr,
suffix);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_POSIXGROUP);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_GROUPMAP);
fprintf(add_fd, "gidNumber: 552\n");
fprintf(add_fd, "cn: Replicators\n");
fprintf(add_fd, "description: Netbios Domain Supports file replication in a sambaDomainName\n");
fprintf(add_fd, "sambaSID: %s-552\n", builtin_sid);
fprintf(add_fd, "sambaGroupType: 5\n");
fprintf(add_fd, "displayName: Replicators\n");
fprintf(add_fd, "\n");
fflush(add_fd);
/* Deallocate memory, and return */
SAFE_FREE(suffix_attr);
SAFE_FREE(user_attr);
SAFE_FREE(group_attr);
return NT_STATUS_OK;
}
/****************************************************************
****************************************************************/
static NTSTATUS map_populate_groups(TALLOC_CTX *mem_ctx,
GROUPMAP *groupmap,
ACCOUNTMAP *accountmap,
const char *sid,
const char *suffix,
const char *builtin_sid)
{
char *group_attr = sstring_sub(lp_ldap_group_suffix(), '=', ',');
/* Map the groups created by populate_ldap_for_ldif */
groupmap[0].rid = 512;
groupmap[0].gidNumber = 512;
groupmap[0].sambaSID = talloc_asprintf(mem_ctx, "%s-512", sid);
groupmap[0].group_dn = talloc_asprintf(mem_ctx,
"cn=Domain Admins,ou=%s,%s", group_attr, suffix);
if (groupmap[0].sambaSID == NULL || groupmap[0].group_dn == NULL) {
goto err;
}
accountmap[0].rid = 512;
accountmap[0].cn = talloc_strdup(mem_ctx, "Domain Admins");
if (accountmap[0].cn == NULL) {
goto err;
}
groupmap[1].rid = 513;
groupmap[1].gidNumber = 513;
groupmap[1].sambaSID = talloc_asprintf(mem_ctx, "%s-513", sid);
groupmap[1].group_dn = talloc_asprintf(mem_ctx,
"cn=Domain Users,ou=%s,%s", group_attr, suffix);
if (groupmap[1].sambaSID == NULL || groupmap[1].group_dn == NULL) {
goto err;
}
accountmap[1].rid = 513;
accountmap[1].cn = talloc_strdup(mem_ctx, "Domain Users");
if (accountmap[1].cn == NULL) {
goto err;
}
groupmap[2].rid = 514;
groupmap[2].gidNumber = 514;
groupmap[2].sambaSID = talloc_asprintf(mem_ctx, "%s-514", sid);
groupmap[2].group_dn = talloc_asprintf(mem_ctx,
"cn=Domain Guests,ou=%s,%s", group_attr, suffix);
if (groupmap[2].sambaSID == NULL || groupmap[2].group_dn == NULL) {
goto err;
}
accountmap[2].rid = 514;
accountmap[2].cn = talloc_strdup(mem_ctx, "Domain Guests");
if (accountmap[2].cn == NULL) {
goto err;
}
groupmap[3].rid = 515;
groupmap[3].gidNumber = 515;
groupmap[3].sambaSID = talloc_asprintf(mem_ctx, "%s-515", sid);
groupmap[3].group_dn = talloc_asprintf(mem_ctx,
"cn=Domain Computers,ou=%s,%s", group_attr, suffix);
if (groupmap[3].sambaSID == NULL || groupmap[3].group_dn == NULL) {
goto err;
}
accountmap[3].rid = 515;
accountmap[3].cn = talloc_strdup(mem_ctx, "Domain Computers");
if (accountmap[3].cn == NULL) {
goto err;
}
groupmap[4].rid = 544;
groupmap[4].gidNumber = 544;
groupmap[4].sambaSID = talloc_asprintf(mem_ctx, "%s-544", builtin_sid);
groupmap[4].group_dn = talloc_asprintf(mem_ctx,
"cn=Administrators,ou=%s,%s", group_attr, suffix);
if (groupmap[4].sambaSID == NULL || groupmap[4].group_dn == NULL) {
goto err;
}
accountmap[4].rid = 515;
accountmap[4].cn = talloc_strdup(mem_ctx, "Administrators");
if (accountmap[4].cn == NULL) {
goto err;
}
groupmap[5].rid = 550;
groupmap[5].gidNumber = 550;
groupmap[5].sambaSID = talloc_asprintf(mem_ctx, "%s-550", builtin_sid);
groupmap[5].group_dn = talloc_asprintf(mem_ctx,
"cn=Print Operators,ou=%s,%s", group_attr, suffix);
if (groupmap[5].sambaSID == NULL || groupmap[5].group_dn == NULL) {
goto err;
}
accountmap[5].rid = 550;
accountmap[5].cn = talloc_strdup(mem_ctx, "Print Operators");
if (accountmap[5].cn == NULL) {
goto err;
}
groupmap[6].rid = 551;
groupmap[6].gidNumber = 551;
groupmap[6].sambaSID = talloc_asprintf(mem_ctx, "%s-551", builtin_sid);
groupmap[6].group_dn = talloc_asprintf(mem_ctx,
"cn=Backup Operators,ou=%s,%s", group_attr, suffix);
if (groupmap[6].sambaSID == NULL || groupmap[6].group_dn == NULL) {
goto err;
}
accountmap[6].rid = 551;
accountmap[6].cn = talloc_strdup(mem_ctx, "Backup Operators");
if (accountmap[6].cn == NULL) {
goto err;
}
groupmap[7].rid = 552;
groupmap[7].gidNumber = 552;
groupmap[7].sambaSID = talloc_asprintf(mem_ctx, "%s-552", builtin_sid);
groupmap[7].group_dn = talloc_asprintf(mem_ctx,
"cn=Replicators,ou=%s,%s", group_attr, suffix);
if (groupmap[7].sambaSID == NULL || groupmap[7].group_dn == NULL) {
goto err;
}
accountmap[7].rid = 551;
accountmap[7].cn = talloc_strdup(mem_ctx, "Replicators");
if (accountmap[7].cn == NULL) {
goto err;
}
SAFE_FREE(group_attr);
return NT_STATUS_OK;
err:
SAFE_FREE(group_attr);
return NT_STATUS_NO_MEMORY;
}
/*
* This is a crap routine, but I think it's the quickest way to solve the
* UTF8->base64 problem.
*/
static int fprintf_attr(FILE *add_fd, const char *attr_name,
const char *fmt, ...)
{
va_list ap;
char *value, *p, *base64;
DATA_BLOB base64_blob;
bool do_base64 = false;
int res;
va_start(ap, fmt);
value = talloc_vasprintf(NULL, fmt, ap);
va_end(ap);
SMB_ASSERT(value != NULL);
for (p=value; *p; p++) {
if (*p & 0x80) {
do_base64 = true;
break;
}
}
if (!do_base64) {
bool only_whitespace = true;
for (p=value; *p; p++) {
/*
* I know that this not multibyte safe, but we break
* on the first non-whitespace character anyway.
*/
if (!isspace(*p)) {
only_whitespace = false;
break;
}
}
if (only_whitespace) {
do_base64 = true;
}
}
if (!do_base64) {
res = fprintf(add_fd, "%s: %s\n", attr_name, value);
TALLOC_FREE(value);
return res;
}
base64_blob.data = (unsigned char *)value;
base64_blob.length = strlen(value);
base64 = base64_encode_data_blob(value, base64_blob);
SMB_ASSERT(base64 != NULL);
res = fprintf(add_fd, "%s:: %s\n", attr_name, base64);
TALLOC_FREE(value);
return res;
}
/****************************************************************
****************************************************************/
static NTSTATUS fetch_group_info_to_ldif(TALLOC_CTX *mem_ctx,
struct netr_DELTA_GROUP *r,
GROUPMAP *groupmap,
FILE *add_fd,
const char *sid,
const char *suffix)
{
const char *groupname = r->group_name.string;
uint32 grouptype = 0, g_rid = 0;
char *group_attr = sstring_sub(lp_ldap_group_suffix(), '=', ',');
/* Set up the group type (always 2 for group info) */
grouptype = 2;
/* These groups are entered by populate_ldap_for_ldif */
if (strcmp(groupname, "Domain Admins") == 0 ||
strcmp(groupname, "Domain Users") == 0 ||
strcmp(groupname, "Domain Guests") == 0 ||
strcmp(groupname, "Domain Computers") == 0 ||
strcmp(groupname, "Administrators") == 0 ||
strcmp(groupname, "Print Operators") == 0 ||
strcmp(groupname, "Backup Operators") == 0 ||
strcmp(groupname, "Replicators") == 0) {
SAFE_FREE(group_attr);
return NT_STATUS_OK;
} else {
/* Increment the gid for the new group */
ldif_gid++;
}
/* Map the group rid, gid, and dn */
g_rid = r->rid;
groupmap->rid = g_rid;
groupmap->gidNumber = ldif_gid;
groupmap->sambaSID = talloc_asprintf(mem_ctx, "%s-%d", sid, g_rid);
groupmap->group_dn = talloc_asprintf(mem_ctx,
"cn=%s,ou=%s,%s", groupname, group_attr, suffix);
if (groupmap->sambaSID == NULL || groupmap->group_dn == NULL) {
SAFE_FREE(group_attr);
return NT_STATUS_NO_MEMORY;
}
/* Write the data to the temporary add ldif file */
fprintf(add_fd, "# %s, %s, %s\n", groupname, group_attr,
suffix);
fprintf_attr(add_fd, "dn", "cn=%s,ou=%s,%s", groupname, group_attr,
suffix);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_POSIXGROUP);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_GROUPMAP);
fprintf_attr(add_fd, "cn", "%s", groupname);
fprintf(add_fd, "gidNumber: %d\n", ldif_gid);
fprintf(add_fd, "sambaSID: %s\n", groupmap->sambaSID);
fprintf(add_fd, "sambaGroupType: %d\n", grouptype);
fprintf_attr(add_fd, "displayName", "%s", groupname);
fprintf(add_fd, "\n");
fflush(add_fd);
SAFE_FREE(group_attr);
/* Return */
return NT_STATUS_OK;
}
/****************************************************************
****************************************************************/
static NTSTATUS fetch_account_info_to_ldif(TALLOC_CTX *mem_ctx,
struct netr_DELTA_USER *r,
GROUPMAP *groupmap,
ACCOUNTMAP *accountmap,
FILE *add_fd,
const char *sid,
const char *suffix,
int alloced)
{
fstring username, logonscript, homedrive, homepath = "", homedir = "";
fstring hex_nt_passwd, hex_lm_passwd;
fstring description, profilepath, fullname, sambaSID;
char *flags, *user_rdn;
const char *ou;
const char* nopasswd = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
uchar zero_buf[16];
uint32 rid = 0, group_rid = 0, gidNumber = 0;
time_t unix_time;
int i, ret;
memset(zero_buf, '\0', sizeof(zero_buf));
/* Get the username */
fstrcpy(username, r->account_name.string);
/* Get the rid */
rid = r->rid;
/* Map the rid and username for group member info later */
accountmap->rid = rid;
accountmap->cn = talloc_strdup(mem_ctx, username);
NT_STATUS_HAVE_NO_MEMORY(accountmap->cn);
/* Get the home directory */
if (r->acct_flags & ACB_NORMAL) {
fstrcpy(homedir, r->home_directory.string);
if (!*homedir) {
snprintf(homedir, sizeof(homedir), "/home/%s", username);
} else {
snprintf(homedir, sizeof(homedir), "/nobodyshomedir");
}
ou = lp_ldap_user_suffix();
} else {
ou = lp_ldap_machine_suffix();
snprintf(homedir, sizeof(homedir), "/machinehomedir");
}
/* Get the logon script */
fstrcpy(logonscript, r->logon_script.string);
/* Get the home drive */
fstrcpy(homedrive, r->home_drive.string);
/* Get the home path */
fstrcpy(homepath, r->home_directory.string);
/* Get the description */
fstrcpy(description, r->description.string);
/* Get the display name */
fstrcpy(fullname, r->full_name.string);
/* Get the profile path */
fstrcpy(profilepath, r->profile_path.string);
/* Get lm and nt password data */
if (memcmp(r->lmpassword.hash, zero_buf, 16) != 0) {
pdb_sethexpwd(hex_lm_passwd, r->lmpassword.hash, r->acct_flags);
} else {
pdb_sethexpwd(hex_lm_passwd, NULL, 0);
}
if (memcmp(r->ntpassword.hash, zero_buf, 16) != 0) {
pdb_sethexpwd(hex_nt_passwd, r->ntpassword.hash, r->acct_flags);
} else {
pdb_sethexpwd(hex_nt_passwd, NULL, 0);
}
unix_time = nt_time_to_unix(r->last_password_change);
/* Increment the uid for the new user */
ldif_uid++;
/* Set up group id and sambaSID for the user */
group_rid = r->primary_gid;
for (i=0; i<alloced; i++) {
if (groupmap[i].rid == group_rid) break;
}
if (i == alloced){
DEBUG(1, ("Could not find rid %d in groupmap array\n",
group_rid));
return NT_STATUS_UNSUCCESSFUL;
}
gidNumber = groupmap[i].gidNumber;
ret = snprintf(sambaSID, sizeof(sambaSID), "%s", groupmap[i].sambaSID);
if (ret < 0 || ret == sizeof(sambaSID)) {
return NT_STATUS_UNSUCCESSFUL;
}
/* Set up sambaAcctFlags */
flags = pdb_encode_acct_ctrl(r->acct_flags,
NEW_PW_FORMAT_SPACE_PADDED_LEN);
/* Add the user to the temporary add ldif file */
/* this isn't quite right...we can't assume there's just OU=. jmcd */
user_rdn = sstring_sub(ou, '=', ',');
fprintf(add_fd, "# %s, %s, %s\n", username, user_rdn, suffix);
fprintf_attr(add_fd, "dn", "uid=%s,ou=%s,%s", username, user_rdn,
suffix);
SAFE_FREE(user_rdn);
fprintf(add_fd, "ObjectClass: top\n");
fprintf(add_fd, "objectClass: inetOrgPerson\n");
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_POSIXACCOUNT);
fprintf(add_fd, "objectClass: shadowAccount\n");
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_SAMBASAMACCOUNT);
fprintf_attr(add_fd, "cn", "%s", username);
fprintf_attr(add_fd, "sn", "%s", username);
fprintf_attr(add_fd, "uid", "%s", username);
fprintf(add_fd, "uidNumber: %d\n", ldif_uid);
fprintf(add_fd, "gidNumber: %d\n", gidNumber);
fprintf_attr(add_fd, "homeDirectory", "%s", homedir);
if (*homepath)
fprintf_attr(add_fd, "sambaHomePath", "%s", homepath);
if (*homedrive)
fprintf_attr(add_fd, "sambaHomeDrive", "%s", homedrive);
if (*logonscript)
fprintf_attr(add_fd, "sambaLogonScript", "%s", logonscript);
fprintf(add_fd, "loginShell: %s\n",
((r->acct_flags & ACB_NORMAL) ?
"/bin/bash" : "/bin/false"));
fprintf(add_fd, "gecos: System User\n");
if (*description)
fprintf_attr(add_fd, "description", "%s", description);
fprintf(add_fd, "sambaSID: %s-%d\n", sid, rid);
fprintf(add_fd, "sambaPrimaryGroupSID: %s\n", sambaSID);
if(*fullname)
fprintf_attr(add_fd, "displayName", "%s", fullname);
if(*profilepath)
fprintf_attr(add_fd, "sambaProfilePath", "%s", profilepath);
if (strcmp(nopasswd, hex_lm_passwd) != 0)
fprintf(add_fd, "sambaLMPassword: %s\n", hex_lm_passwd);
if (strcmp(nopasswd, hex_nt_passwd) != 0)
fprintf(add_fd, "sambaNTPassword: %s\n", hex_nt_passwd);
fprintf(add_fd, "sambaPwdLastSet: %d\n", (int)unix_time);
fprintf(add_fd, "sambaAcctFlags: %s\n", flags);
fprintf(add_fd, "\n");
fflush(add_fd);
/* Return */
return NT_STATUS_OK;
}
/****************************************************************
****************************************************************/
static NTSTATUS fetch_alias_info_to_ldif(TALLOC_CTX *mem_ctx,
struct netr_DELTA_ALIAS *r,
GROUPMAP *groupmap,
FILE *add_fd,
const char *sid,
const char *suffix,
enum netr_SamDatabaseID database_id)
{
fstring aliasname, description;
uint32 grouptype = 0, g_rid = 0;
char *group_attr = sstring_sub(lp_ldap_group_suffix(), '=', ',');
/* Get the alias name */
fstrcpy(aliasname, r->alias_name.string);
/* Get the alias description */
fstrcpy(description, r->description.string);
/* Set up the group type */
switch (database_id) {
case SAM_DATABASE_DOMAIN:
grouptype = 4;
break;
case SAM_DATABASE_BUILTIN:
grouptype = 5;
break;
default:
grouptype = 4;
break;
}
/*
These groups are entered by populate_ldap_for_ldif
Note that populate creates a group called Relicators,
but NT returns a group called Replicator
*/
if (strcmp(aliasname, "Domain Admins") == 0 ||
strcmp(aliasname, "Domain Users") == 0 ||
strcmp(aliasname, "Domain Guests") == 0 ||
strcmp(aliasname, "Domain Computers") == 0 ||
strcmp(aliasname, "Administrators") == 0 ||
strcmp(aliasname, "Print Operators") == 0 ||
strcmp(aliasname, "Backup Operators") == 0 ||
strcmp(aliasname, "Replicator") == 0) {
SAFE_FREE(group_attr);
return NT_STATUS_OK;
} else {
/* Increment the gid for the new group */
ldif_gid++;
}
/* Map the group rid and gid */
g_rid = r->rid;
groupmap->gidNumber = ldif_gid;
groupmap->sambaSID = talloc_asprintf(mem_ctx, "%s-%d", sid, g_rid);
if (groupmap->sambaSID == NULL) {
SAFE_FREE(group_attr);
return NT_STATUS_NO_MEMORY;
}
/* Write the data to the temporary add ldif file */
fprintf(add_fd, "# %s, %s, %s\n", aliasname, group_attr,
suffix);
fprintf_attr(add_fd, "dn", "cn=%s,ou=%s,%s", aliasname, group_attr,
suffix);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_POSIXGROUP);
fprintf(add_fd, "objectClass: %s\n", LDAP_OBJ_GROUPMAP);
fprintf(add_fd, "cn: %s\n", aliasname);
fprintf(add_fd, "gidNumber: %d\n", ldif_gid);
fprintf(add_fd, "sambaSID: %s\n", groupmap->sambaSID);
fprintf(add_fd, "sambaGroupType: %d\n", grouptype);
fprintf_attr(add_fd, "displayName", "%s", aliasname);
if (description[0])
fprintf_attr(add_fd, "description", "%s", description);
fprintf(add_fd, "\n");
fflush(add_fd);
SAFE_FREE(group_attr);
/* Return */
return NT_STATUS_OK;
}
/****************************************************************
****************************************************************/
static NTSTATUS fetch_groupmem_info_to_ldif(struct netr_DELTA_GROUP_MEMBER *r,
uint32_t id_rid,
GROUPMAP *groupmap,
ACCOUNTMAP *accountmap,
FILE *mod_fd, int alloced)
{
fstring group_dn;
uint32 group_rid = 0, rid = 0;
int i, j, k;
/* Get the dn for the group */
if (r->num_rids > 0) {
group_rid = id_rid;
for (j=0; j<alloced; j++) {
if (groupmap[j].rid == group_rid) break;
}
if (j == alloced){
DEBUG(1, ("Could not find rid %d in groupmap array\n",
group_rid));
return NT_STATUS_UNSUCCESSFUL;
}
snprintf(group_dn, sizeof(group_dn), "%s", groupmap[j].group_dn);
fprintf(mod_fd, "dn: %s\n", group_dn);
/* Get the cn for each member */
for (i=0; i < r->num_rids; i++) {
rid = r->rids[i];
for (k=0; k<alloced; k++) {
if (accountmap[k].rid == rid) break;
}
if (k == alloced){
DEBUG(1, ("Could not find rid %d in "
"accountmap array\n", rid));
return NT_STATUS_UNSUCCESSFUL;
}
fprintf(mod_fd, "memberUid: %s\n", accountmap[k].cn);
}
fprintf(mod_fd, "\n");
}
fflush(mod_fd);
/* Return */
return NT_STATUS_OK;
}
/****************************************************************
****************************************************************/
static NTSTATUS ldif_init_context(TALLOC_CTX *mem_ctx,
enum netr_SamDatabaseID database_id,
const char *ldif_filename,
const char *domain_sid_str,
struct samsync_ldif_context **ctx)
{
NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
struct samsync_ldif_context *r;
const char *add_template = "/tmp/add.ldif.XXXXXX";
const char *mod_template = "/tmp/mod.ldif.XXXXXX";
const char *builtin_sid = "S-1-5-32";
/* Get other smb.conf data */
if (!(lp_workgroup()) || !*(lp_workgroup())) {
DEBUG(0,("workgroup missing from smb.conf--exiting\n"));
exit(1);
}
/* Get the ldap suffix */
if (!(lp_ldap_suffix()) || !*(lp_ldap_suffix())) {
DEBUG(0,("ldap suffix missing from smb.conf--exiting\n"));
exit(1);
}
if (*ctx && (*ctx)->initialized) {
return NT_STATUS_OK;
}
r = TALLOC_ZERO_P(mem_ctx, struct samsync_ldif_context);
NT_STATUS_HAVE_NO_MEMORY(r);
/* Get the ldap suffix */
r->suffix = lp_ldap_suffix();
/* Ensure we have an output file */
if (ldif_filename) {
r->ldif_file = fopen(ldif_filename, "a");
} else {
r->ldif_file = stdout;
}
if (!r->ldif_file) {
fprintf(stderr, "Could not open %s\n", ldif_filename);
DEBUG(1, ("Could not open %s\n", ldif_filename));
status = NT_STATUS_UNSUCCESSFUL;
goto done;
}
r->add_template = talloc_strdup(mem_ctx, add_template);
r->mod_template = talloc_strdup(mem_ctx, mod_template);
if (!r->add_template || !r->mod_template) {
status = NT_STATUS_NO_MEMORY;
goto done;
}
r->add_name = talloc_strdup(mem_ctx, add_template);
r->mod_name = talloc_strdup(mem_ctx, mod_template);
if (!r->add_name || !r->mod_name) {
status = NT_STATUS_NO_MEMORY;
goto done;
}
/* Open the add and mod ldif files */
if (!(r->add_file = fdopen(mkstemp(r->add_name),"w"))) {
DEBUG(1, ("Could not open %s\n", r->add_name));
status = NT_STATUS_UNSUCCESSFUL;
goto done;
}
if (!(r->mod_file = fdopen(mkstemp(r->mod_name),"w"))) {
DEBUG(1, ("Could not open %s\n", r->mod_name));
status = NT_STATUS_UNSUCCESSFUL;
goto done;
}
/* Allocate initial memory for groupmap and accountmap arrays */
r->groupmap = TALLOC_ZERO_ARRAY(mem_ctx, GROUPMAP, 8);
r->accountmap = TALLOC_ZERO_ARRAY(mem_ctx, ACCOUNTMAP, 8);
if (r->groupmap == NULL || r->accountmap == NULL) {
DEBUG(1,("GROUPMAP talloc failed\n"));
status = NT_STATUS_NO_MEMORY;
goto done;
}
/* Remember how many we malloced */
r->num_alloced = 8;
/* Initial database population */
if (database_id == SAM_DATABASE_DOMAIN) {
status = populate_ldap_for_ldif(domain_sid_str,
r->suffix,
builtin_sid,
r->add_file);
if (!NT_STATUS_IS_OK(status)) {
goto done;
}
status = map_populate_groups(mem_ctx,
r->groupmap,
r->accountmap,
domain_sid_str,
r->suffix,
builtin_sid);
if (!NT_STATUS_IS_OK(status)) {
goto done;
}
}
r->initialized = true;
*ctx = r;
return NT_STATUS_OK;
done:
TALLOC_FREE(r);
return status;
}
/****************************************************************
****************************************************************/
static void ldif_free_context(struct samsync_ldif_context *r)
{
if (!r) {
return;
}
/* Close and delete the ldif files */
if (r->add_file) {
fclose(r->add_file);
}
if ((r->add_name != NULL) &&
strcmp(r->add_name, r->add_template) && (unlink(r->add_name))) {
DEBUG(1,("unlink(%s) failed, error was (%s)\n",
r->add_name, strerror(errno)));
}
if (r->mod_file) {
fclose(r->mod_file);
}
if ((r->mod_name != NULL) &&
strcmp(r->mod_name, r->mod_template) && (unlink(r->mod_name))) {
DEBUG(1,("unlink(%s) failed, error was (%s)\n",
r->mod_name, strerror(errno)));
}
if (r->ldif_file && (r->ldif_file != stdout)) {
fclose(r->ldif_file);
}
TALLOC_FREE(r);
}
/****************************************************************
****************************************************************/
static void ldif_write_output(enum netr_SamDatabaseID database_id,
struct samsync_ldif_context *l)
{
/* Write ldif data to the user's file */
if (database_id == SAM_DATABASE_DOMAIN) {
fprintf(l->ldif_file,
"# SAM_DATABASE_DOMAIN: ADD ENTITIES\n");
fprintf(l->ldif_file,
"# =================================\n\n");
fflush(l->ldif_file);
} else if (database_id == SAM_DATABASE_BUILTIN) {
fprintf(l->ldif_file,
"# SAM_DATABASE_BUILTIN: ADD ENTITIES\n");
fprintf(l->ldif_file,
"# ==================================\n\n");
fflush(l->ldif_file);
}
fseek(l->add_file, 0, SEEK_SET);
transfer_file(fileno(l->add_file), fileno(l->ldif_file), (size_t) -1);
if (database_id == SAM_DATABASE_DOMAIN) {
fprintf(l->ldif_file,
"# SAM_DATABASE_DOMAIN: MODIFY ENTITIES\n");
fprintf(l->ldif_file,
"# ====================================\n\n");
fflush(l->ldif_file);
} else if (database_id == SAM_DATABASE_BUILTIN) {
fprintf(l->ldif_file,
"# SAM_DATABASE_BUILTIN: MODIFY ENTITIES\n");
fprintf(l->ldif_file,
"# =====================================\n\n");
fflush(l->ldif_file);
}
fseek(l->mod_file, 0, SEEK_SET);
transfer_file(fileno(l->mod_file), fileno(l->ldif_file), (size_t) -1);
}
/****************************************************************
****************************************************************/
static NTSTATUS fetch_sam_entry_ldif(TALLOC_CTX *mem_ctx,
enum netr_SamDatabaseID database_id,
struct netr_DELTA_ENUM *r,
struct samsync_context *ctx,
uint32_t *a_index_p,
uint32_t *g_index_p)
{
union netr_DELTA_UNION u = r->delta_union;
union netr_DELTA_ID_UNION id = r->delta_id_union;
struct samsync_ldif_context *l =
talloc_get_type_abort(ctx->private_data, struct samsync_ldif_context);
switch (r->delta_type) {
case NETR_DELTA_DOMAIN:
break;
case NETR_DELTA_GROUP:
fetch_group_info_to_ldif(mem_ctx,
u.group,
&l->groupmap[*g_index_p],
l->add_file,
ctx->domain_sid_str,
l->suffix);
(*g_index_p)++;
break;
case NETR_DELTA_USER:
fetch_account_info_to_ldif(mem_ctx,
u.user,
l->groupmap,
&l->accountmap[*a_index_p],
l->add_file,
ctx->domain_sid_str,
l->suffix,
l->num_alloced);
(*a_index_p)++;
break;
case NETR_DELTA_ALIAS:
fetch_alias_info_to_ldif(mem_ctx,
u.alias,
&l->groupmap[*g_index_p],
l->add_file,
ctx->domain_sid_str,
l->suffix,
database_id);
(*g_index_p)++;
break;
case NETR_DELTA_GROUP_MEMBER:
fetch_groupmem_info_to_ldif(u.group_member,
id.rid,
l->groupmap,
l->accountmap,
l->mod_file,
l->num_alloced);
break;
case NETR_DELTA_ALIAS_MEMBER:
case NETR_DELTA_POLICY:
case NETR_DELTA_ACCOUNT:
case NETR_DELTA_TRUSTED_DOMAIN:
case NETR_DELTA_SECRET:
case NETR_DELTA_RENAME_GROUP:
case NETR_DELTA_RENAME_USER:
case NETR_DELTA_RENAME_ALIAS:
case NETR_DELTA_DELETE_GROUP:
case NETR_DELTA_DELETE_USER:
case NETR_DELTA_MODIFY_COUNT:
default:
break;
} /* end of switch */
return NT_STATUS_OK;
}
/****************************************************************
****************************************************************/
static NTSTATUS ldif_realloc_maps(TALLOC_CTX *mem_ctx,
struct samsync_ldif_context *l,
uint32_t num_entries)
{
/* Re-allocate memory for groupmap and accountmap arrays */
l->groupmap = TALLOC_REALLOC_ARRAY(mem_ctx,
l->groupmap,
GROUPMAP,
num_entries + l->num_alloced);
l->accountmap = TALLOC_REALLOC_ARRAY(mem_ctx,
l->accountmap,
ACCOUNTMAP,
num_entries + l->num_alloced);
if (l->groupmap == NULL || l->accountmap == NULL) {
DEBUG(1,("GROUPMAP talloc failed\n"));
return NT_STATUS_NO_MEMORY;
}
/* Initialize the new records */
memset(&(l->groupmap[l->num_alloced]), 0,
sizeof(GROUPMAP) * num_entries);
memset(&(l->accountmap[l->num_alloced]), 0,
sizeof(ACCOUNTMAP) * num_entries);
/* Remember how many we alloced this time */
l->num_alloced += num_entries;
return NT_STATUS_OK;
}
/****************************************************************
****************************************************************/
static NTSTATUS init_ldif(TALLOC_CTX *mem_ctx,
struct samsync_context *ctx,
enum netr_SamDatabaseID database_id,
uint64_t *sequence_num)
{
NTSTATUS status;
struct samsync_ldif_context *ldif_ctx =
(struct samsync_ldif_context *)ctx->private_data;
status = ldif_init_context(mem_ctx,
database_id,
ctx->output_filename,
ctx->domain_sid_str,
&ldif_ctx);
if (!NT_STATUS_IS_OK(status)) {
return status;
}
ctx->private_data = ldif_ctx;
return NT_STATUS_OK;
}
/****************************************************************
****************************************************************/
static NTSTATUS fetch_sam_entries_ldif(TALLOC_CTX *mem_ctx,
enum netr_SamDatabaseID database_id,
struct netr_DELTA_ENUM_ARRAY *r,
uint64_t *sequence_num,
struct samsync_context *ctx)
{
NTSTATUS status;
int i;
struct samsync_ldif_context *ldif_ctx =
(struct samsync_ldif_context *)ctx->private_data;
status = ldif_realloc_maps(mem_ctx, ldif_ctx, r->num_deltas);
if (!NT_STATUS_IS_OK(status)) {
goto failed;
}
for (i = 0; i < r->num_deltas; i++) {
status = fetch_sam_entry_ldif(mem_ctx, database_id,
&r->delta_enum[i], ctx,
&a_index, &g_index);
if (!NT_STATUS_IS_OK(status)) {
goto failed;
}
}
return NT_STATUS_OK;
failed:
ldif_free_context(ldif_ctx);
ctx->private_data = NULL;
return status;
}
/****************************************************************
****************************************************************/
static NTSTATUS close_ldif(TALLOC_CTX *mem_ctx,
struct samsync_context *ctx,
enum netr_SamDatabaseID database_id,
uint64_t sequence_num)
{
struct samsync_ldif_context *ldif_ctx =
(struct samsync_ldif_context *)ctx->private_data;
/* This was the last query */
ldif_write_output(database_id, ldif_ctx);
if (ldif_ctx->ldif_file != stdout) {
ctx->result_message = talloc_asprintf(ctx,
"Vampired %d accounts and %d groups to %s",
a_index, g_index, ctx->output_filename);
}
ldif_free_context(ldif_ctx);
ctx->private_data = NULL;
return NT_STATUS_OK;
}
#else /* HAVE_LDAP */
static NTSTATUS init_ldif(TALLOC_CTX *mem_ctx,
struct samsync_context *ctx,
enum netr_SamDatabaseID database_id,
uint64_t *sequence_num)
{
return NT_STATUS_NOT_SUPPORTED;
}
static NTSTATUS fetch_sam_entries_ldif(TALLOC_CTX *mem_ctx,
enum netr_SamDatabaseID database_id,
struct netr_DELTA_ENUM_ARRAY *r,
uint64_t *sequence_num,
struct samsync_context *ctx)
{
return NT_STATUS_NOT_SUPPORTED;
}
static NTSTATUS close_ldif(TALLOC_CTX *mem_ctx,
struct samsync_context *ctx,
enum netr_SamDatabaseID database_id,
uint64_t sequence_num)
{
return NT_STATUS_NOT_SUPPORTED;
}
#endif
const struct samsync_ops libnet_samsync_ldif_ops = {
.startup = init_ldif,
.process_objects = fetch_sam_entries_ldif,
.finish = close_ldif,
};