1 | /*
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2 | Unix SMB/CIFS implementation.
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3 | dump the remote SAM using rpc samsync operations
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4 |
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5 | Copyright (C) Andrew Tridgell 2002
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6 | Copyright (C) Tim Potter 2001,2002
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7 | Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2005
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8 | Modified by Volker Lendecke 2002
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9 | Copyright (C) Jeremy Allison 2005.
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10 | Copyright (C) Guenther Deschner 2008.
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11 |
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12 | This program is free software; you can redistribute it and/or modify
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13 | it under the terms of the GNU General Public License as published by
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14 | the Free Software Foundation; either version 3 of the License, or
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15 | (at your option) any later version.
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16 |
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17 | This program is distributed in the hope that it will be useful,
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18 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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20 | GNU General Public License for more details.
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21 |
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22 | You should have received a copy of the GNU General Public License
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23 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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24 | */
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25 |
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26 | #include "includes.h"
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27 | #include "system/passwd.h"
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28 | #include "libnet/libnet_samsync.h"
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29 | #include "../libcli/security/security.h"
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30 | #include "passdb.h"
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31 |
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32 | /* Convert a struct samu_DELTA to a struct samu. */
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33 | #define STRING_CHANGED (old_string && !new_string) ||\
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34 | (!old_string && new_string) ||\
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35 | (old_string && new_string && (strcmp(old_string, new_string) != 0))
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36 |
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37 | #define STRING_CHANGED_NC(s1,s2) ((s1) && !(s2)) ||\
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38 | (!(s1) && (s2)) ||\
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39 | ((s1) && (s2) && (strcmp((s1), (s2)) != 0))
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40 |
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41 | /****************************************************************
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42 | ****************************************************************/
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43 |
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44 | static NTSTATUS sam_account_from_delta(struct samu *account,
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45 | struct netr_DELTA_USER *r)
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46 | {
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47 | const char *old_string, *new_string;
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48 | time_t unix_time, stored_time;
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49 | uchar zero_buf[16];
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50 |
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51 | memset(zero_buf, '\0', sizeof(zero_buf));
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52 |
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53 | /* Username, fullname, home dir, dir drive, logon script, acct
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54 | desc, workstations, profile. */
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55 |
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56 | if (r->account_name.string) {
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57 | old_string = pdb_get_nt_username(account);
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58 | new_string = r->account_name.string;
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59 |
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60 | if (STRING_CHANGED) {
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61 | pdb_set_nt_username(account, new_string, PDB_CHANGED);
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62 | }
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63 |
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64 | /* Unix username is the same - for sanity */
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65 | old_string = pdb_get_username( account );
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66 | if (STRING_CHANGED) {
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67 | pdb_set_username(account, new_string, PDB_CHANGED);
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68 | }
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69 | }
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70 |
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71 | if (r->full_name.string) {
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72 | old_string = pdb_get_fullname(account);
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73 | new_string = r->full_name.string;
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74 |
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75 | if (STRING_CHANGED)
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76 | pdb_set_fullname(account, new_string, PDB_CHANGED);
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77 | }
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78 |
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79 | if (r->home_directory.string) {
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80 | old_string = pdb_get_homedir(account);
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81 | new_string = r->home_directory.string;
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82 |
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83 | if (STRING_CHANGED)
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84 | pdb_set_homedir(account, new_string, PDB_CHANGED);
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85 | }
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86 |
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87 | if (r->home_drive.string) {
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88 | old_string = pdb_get_dir_drive(account);
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89 | new_string = r->home_drive.string;
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90 |
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91 | if (STRING_CHANGED)
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92 | pdb_set_dir_drive(account, new_string, PDB_CHANGED);
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93 | }
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94 |
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95 | if (r->logon_script.string) {
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96 | old_string = pdb_get_logon_script(account);
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97 | new_string = r->logon_script.string;
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98 |
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99 | if (STRING_CHANGED)
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100 | pdb_set_logon_script(account, new_string, PDB_CHANGED);
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101 | }
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102 |
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103 | if (r->description.string) {
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104 | old_string = pdb_get_acct_desc(account);
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105 | new_string = r->description.string;
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106 |
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107 | if (STRING_CHANGED)
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108 | pdb_set_acct_desc(account, new_string, PDB_CHANGED);
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109 | }
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110 |
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111 | if (r->workstations.string) {
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112 | old_string = pdb_get_workstations(account);
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113 | new_string = r->workstations.string;
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114 |
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115 | if (STRING_CHANGED)
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116 | pdb_set_workstations(account, new_string, PDB_CHANGED);
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117 | }
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118 |
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119 | if (r->profile_path.string) {
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120 | old_string = pdb_get_profile_path(account);
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121 | new_string = r->profile_path.string;
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122 |
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123 | if (STRING_CHANGED)
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124 | pdb_set_profile_path(account, new_string, PDB_CHANGED);
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125 | }
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126 |
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127 | if (r->parameters.array) {
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128 | DATA_BLOB mung;
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129 | char *newstr;
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130 | old_string = pdb_get_munged_dial(account);
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131 | mung.length = r->parameters.length * 2;
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132 | mung.data = (uint8_t *) r->parameters.array;
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133 | newstr = (mung.length == 0) ? NULL :
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134 | base64_encode_data_blob(talloc_tos(), mung);
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135 |
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136 | if (STRING_CHANGED_NC(old_string, newstr))
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137 | pdb_set_munged_dial(account, newstr, PDB_CHANGED);
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138 | TALLOC_FREE(newstr);
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139 | }
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140 |
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141 | /* User and group sid */
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142 | if (pdb_get_user_rid(account) != r->rid)
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143 | pdb_set_user_sid_from_rid(account, r->rid, PDB_CHANGED);
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144 | if (pdb_get_group_rid(account) != r->primary_gid)
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145 | pdb_set_group_sid_from_rid(account, r->primary_gid, PDB_CHANGED);
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146 |
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147 | /* Logon and password information */
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148 | if (!nt_time_is_zero(&r->last_logon)) {
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149 | unix_time = nt_time_to_unix(r->last_logon);
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150 | stored_time = pdb_get_logon_time(account);
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151 | if (stored_time != unix_time)
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152 | pdb_set_logon_time(account, unix_time, PDB_CHANGED);
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153 | }
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154 |
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155 | if (!nt_time_is_zero(&r->last_logoff)) {
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156 | unix_time = nt_time_to_unix(r->last_logoff);
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157 | stored_time = pdb_get_logoff_time(account);
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158 | if (stored_time != unix_time)
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159 | pdb_set_logoff_time(account, unix_time,PDB_CHANGED);
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160 | }
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161 |
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162 | /* Logon Divs */
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163 | if (pdb_get_logon_divs(account) != r->logon_hours.units_per_week)
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164 | pdb_set_logon_divs(account, r->logon_hours.units_per_week, PDB_CHANGED);
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165 |
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166 | #if 0
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167 | /* no idea what to do with this one - gd */
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168 | /* Max Logon Hours */
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169 | if (delta->unknown1 != pdb_get_unknown_6(account)) {
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170 | pdb_set_unknown_6(account, delta->unknown1, PDB_CHANGED);
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171 | }
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172 | #endif
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173 | /* Logon Hours Len */
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174 | if (r->logon_hours.units_per_week/8 != pdb_get_hours_len(account)) {
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175 | pdb_set_hours_len(account, r->logon_hours.units_per_week/8, PDB_CHANGED);
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176 | }
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177 |
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178 | /* Logon Hours */
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179 | if (r->logon_hours.bits) {
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180 | char oldstr[44], newstr[44];
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181 | pdb_sethexhours(oldstr, pdb_get_hours(account));
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182 | pdb_sethexhours(newstr, r->logon_hours.bits);
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183 | if (!strequal(oldstr, newstr))
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184 | pdb_set_hours(account, r->logon_hours.bits,
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185 | pdb_get_hours_len(account), PDB_CHANGED);
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186 | }
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187 |
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188 | if (pdb_get_bad_password_count(account) != r->bad_password_count)
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189 | pdb_set_bad_password_count(account, r->bad_password_count, PDB_CHANGED);
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190 |
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191 | if (pdb_get_logon_count(account) != r->logon_count)
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192 | pdb_set_logon_count(account, r->logon_count, PDB_CHANGED);
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193 |
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194 | if (!nt_time_is_zero(&r->last_password_change)) {
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195 | unix_time = nt_time_to_unix(r->last_password_change);
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196 | stored_time = pdb_get_pass_last_set_time(account);
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197 | if (stored_time != unix_time)
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198 | pdb_set_pass_last_set_time(account, unix_time, PDB_CHANGED);
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199 | } else {
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200 | /* no last set time, make it now */
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201 | pdb_set_pass_last_set_time(account, time(NULL), PDB_CHANGED);
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202 | }
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203 |
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204 | if (!nt_time_is_zero(&r->acct_expiry)) {
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205 | unix_time = nt_time_to_unix(r->acct_expiry);
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206 | stored_time = pdb_get_kickoff_time(account);
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207 | if (stored_time != unix_time)
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208 | pdb_set_kickoff_time(account, unix_time, PDB_CHANGED);
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209 | }
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210 |
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211 | /* Decode hashes from password hash
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212 | Note that win2000 may send us all zeros for the hashes if it doesn't
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213 | think this channel is secure enough - don't set the passwords at all
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214 | in that case
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215 | */
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216 | if (memcmp(r->lmpassword.hash, zero_buf, 16) != 0) {
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217 | pdb_set_lanman_passwd(account, r->lmpassword.hash, PDB_CHANGED);
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218 | }
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219 |
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220 | if (memcmp(r->ntpassword.hash, zero_buf, 16) != 0) {
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221 | pdb_set_nt_passwd(account, r->ntpassword.hash, PDB_CHANGED);
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222 | }
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223 |
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224 | /* TODO: account expiry time */
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225 |
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226 | pdb_set_acct_ctrl(account, r->acct_flags, PDB_CHANGED);
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227 |
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228 | pdb_set_domain(account, lp_workgroup(), PDB_CHANGED);
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229 |
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230 | return NT_STATUS_OK;
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231 | }
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232 |
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233 |
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234 | /****************************************************************
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235 | ****************************************************************/
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236 |
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237 | static NTSTATUS smb_create_user(TALLOC_CTX *mem_ctx,
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238 | uint32_t acct_flags,
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239 | const char *account,
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240 | struct passwd **passwd_p)
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241 | {
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242 | struct passwd *passwd;
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243 | char *add_script = NULL;
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244 |
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245 | passwd = Get_Pwnam_alloc(mem_ctx, account);
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246 | if (passwd) {
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247 | *passwd_p = passwd;
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248 | return NT_STATUS_OK;
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249 | }
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250 |
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251 | /* Create appropriate user */
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252 | if (acct_flags & ACB_NORMAL) {
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253 | add_script = talloc_strdup(mem_ctx, lp_adduser_script());
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254 | } else if ( (acct_flags & ACB_WSTRUST) ||
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255 | (acct_flags & ACB_SVRTRUST) ||
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256 | (acct_flags & ACB_DOMTRUST) ) {
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257 | add_script = talloc_strdup(mem_ctx, lp_addmachine_script());
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258 | } else {
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259 | DEBUG(1, ("Unknown user type: %s\n",
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260 | pdb_encode_acct_ctrl(acct_flags, NEW_PW_FORMAT_SPACE_PADDED_LEN)));
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261 | return NT_STATUS_UNSUCCESSFUL;
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262 | }
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263 |
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264 | if (!add_script) {
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265 | return NT_STATUS_NO_MEMORY;
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266 | }
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267 |
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268 | if (*add_script) {
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269 | int add_ret;
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270 | add_script = talloc_all_string_sub(mem_ctx, add_script,
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271 | "%u", account);
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272 | if (!add_script) {
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273 | return NT_STATUS_NO_MEMORY;
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274 | }
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275 | add_ret = smbrun(add_script, NULL);
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276 | DEBUG(add_ret ? 0 : 1,("fetch_account: Running the command `%s' "
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277 | "gave %d\n", add_script, add_ret));
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278 | if (add_ret == 0) {
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279 | smb_nscd_flush_user_cache();
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280 | }
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281 | }
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282 |
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283 | /* try and find the possible unix account again */
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284 | passwd = Get_Pwnam_alloc(mem_ctx, account);
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285 | if (!passwd) {
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286 | return NT_STATUS_NO_SUCH_USER;
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287 | }
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288 |
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289 | *passwd_p = passwd;
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290 |
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291 | return NT_STATUS_OK;
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292 | }
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293 | /****************************************************************
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294 | ****************************************************************/
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295 |
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296 | static NTSTATUS fetch_account_info(TALLOC_CTX *mem_ctx,
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297 | uint32_t rid,
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298 | struct netr_DELTA_USER *r)
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299 | {
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300 |
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301 | NTSTATUS nt_ret = NT_STATUS_UNSUCCESSFUL;
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302 | fstring account;
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303 | struct samu *sam_account=NULL;
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304 | GROUP_MAP map;
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305 | struct group *grp;
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306 | struct dom_sid user_sid;
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307 | struct dom_sid group_sid;
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308 | struct passwd *passwd = NULL;
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309 | fstring sid_string;
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310 |
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311 | fstrcpy(account, r->account_name.string);
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312 | d_printf("Creating account: %s\n", account);
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313 |
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314 | if ( !(sam_account = samu_new(mem_ctx)) ) {
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315 | return NT_STATUS_NO_MEMORY;
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316 | }
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317 |
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318 | nt_ret = smb_create_user(sam_account, r->acct_flags, account, &passwd);
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319 | if (!NT_STATUS_IS_OK(nt_ret)) {
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320 | d_fprintf(stderr, "Could not create posix account info for '%s'\n",
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321 | account);
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322 | goto done;
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323 | }
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324 |
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325 | sid_compose(&user_sid, get_global_sam_sid(), r->rid);
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326 |
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327 | DEBUG(3, ("Attempting to find SID %s for user %s in the passdb\n",
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328 | sid_to_fstring(sid_string, &user_sid), account));
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329 | if (!pdb_getsampwsid(sam_account, &user_sid)) {
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330 | sam_account_from_delta(sam_account, r);
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331 | DEBUG(3, ("Attempting to add user SID %s for user %s in the passdb\n",
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332 | sid_to_fstring(sid_string, &user_sid),
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333 | pdb_get_username(sam_account)));
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334 | if (!NT_STATUS_IS_OK(pdb_add_sam_account(sam_account))) {
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335 | DEBUG(1, ("SAM Account for %s failed to be added to the passdb!\n",
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336 | account));
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337 | return NT_STATUS_ACCESS_DENIED;
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338 | }
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339 | } else {
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340 | sam_account_from_delta(sam_account, r);
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341 | DEBUG(3, ("Attempting to update user SID %s for user %s in the passdb\n",
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342 | sid_to_fstring(sid_string, &user_sid),
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343 | pdb_get_username(sam_account)));
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344 | if (!NT_STATUS_IS_OK(pdb_update_sam_account(sam_account))) {
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345 | DEBUG(1, ("SAM Account for %s failed to be updated in the passdb!\n",
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346 | account));
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347 | TALLOC_FREE(sam_account);
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348 | return NT_STATUS_ACCESS_DENIED;
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349 | }
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350 | }
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351 |
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352 | if (pdb_get_group_sid(sam_account) == NULL) {
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353 | return NT_STATUS_UNSUCCESSFUL;
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354 | }
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355 |
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356 | group_sid = *pdb_get_group_sid(sam_account);
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357 |
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358 | if (!pdb_getgrsid(&map, group_sid)) {
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359 | DEBUG(0, ("Primary group of %s has no mapping!\n",
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360 | pdb_get_username(sam_account)));
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361 | } else {
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362 | if (map.gid != passwd->pw_gid) {
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363 | if (!(grp = getgrgid(map.gid))) {
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364 | DEBUG(0, ("Could not find unix group %lu for user %s (group SID=%s)\n",
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365 | (unsigned long)map.gid, pdb_get_username(sam_account), sid_string_tos(&group_sid)));
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366 | } else {
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367 | smb_set_primary_group(grp->gr_name, pdb_get_username(sam_account));
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368 | }
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369 | }
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370 | }
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371 |
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372 | if ( !passwd ) {
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373 | DEBUG(1, ("No unix user for this account (%s), cannot adjust mappings\n",
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374 | pdb_get_username(sam_account)));
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375 | }
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376 |
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377 | done:
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378 | TALLOC_FREE(sam_account);
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379 | return nt_ret;
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380 | }
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381 |
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382 | /****************************************************************
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383 | ****************************************************************/
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384 |
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385 | static NTSTATUS fetch_group_info(TALLOC_CTX *mem_ctx,
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386 | uint32_t rid,
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387 | struct netr_DELTA_GROUP *r)
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388 | {
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389 | fstring name;
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390 | fstring comment;
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391 | struct group *grp = NULL;
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392 | struct dom_sid group_sid;
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393 | fstring sid_string;
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394 | GROUP_MAP map;
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395 | bool insert = true;
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396 |
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397 | fstrcpy(name, r->group_name.string);
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398 | fstrcpy(comment, r->description.string);
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399 |
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400 | /* add the group to the mapping table */
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401 | sid_compose(&group_sid, get_global_sam_sid(), rid);
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402 | sid_to_fstring(sid_string, &group_sid);
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403 |
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404 | if (pdb_getgrsid(&map, group_sid)) {
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405 | if ( map.gid != -1 )
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406 | grp = getgrgid(map.gid);
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407 | insert = false;
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408 | }
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409 |
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410 | if (grp == NULL) {
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411 | gid_t gid;
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412 |
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413 | /* No group found from mapping, find it from its name. */
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414 | if ((grp = getgrnam(name)) == NULL) {
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415 |
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416 | /* No appropriate group found, create one */
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417 |
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418 | d_printf("Creating unix group: '%s'\n", name);
|
---|
419 |
|
---|
420 | if (smb_create_group(name, &gid) != 0)
|
---|
421 | return NT_STATUS_ACCESS_DENIED;
|
---|
422 |
|
---|
423 | if ((grp = getgrnam(name)) == NULL)
|
---|
424 | return NT_STATUS_ACCESS_DENIED;
|
---|
425 | }
|
---|
426 | }
|
---|
427 |
|
---|
428 | map.gid = grp->gr_gid;
|
---|
429 | map.sid = group_sid;
|
---|
430 | map.sid_name_use = SID_NAME_DOM_GRP;
|
---|
431 | fstrcpy(map.nt_name, name);
|
---|
432 | if (r->description.string) {
|
---|
433 | fstrcpy(map.comment, comment);
|
---|
434 | } else {
|
---|
435 | fstrcpy(map.comment, "");
|
---|
436 | }
|
---|
437 |
|
---|
438 | if (insert)
|
---|
439 | pdb_add_group_mapping_entry(&map);
|
---|
440 | else
|
---|
441 | pdb_update_group_mapping_entry(&map);
|
---|
442 |
|
---|
443 | return NT_STATUS_OK;
|
---|
444 | }
|
---|
445 |
|
---|
446 | /****************************************************************
|
---|
447 | ****************************************************************/
|
---|
448 |
|
---|
449 | static NTSTATUS fetch_group_mem_info(TALLOC_CTX *mem_ctx,
|
---|
450 | uint32_t rid,
|
---|
451 | struct netr_DELTA_GROUP_MEMBER *r)
|
---|
452 | {
|
---|
453 | int i;
|
---|
454 | char **nt_members = NULL;
|
---|
455 | char **unix_members;
|
---|
456 | struct dom_sid group_sid;
|
---|
457 | GROUP_MAP map;
|
---|
458 | struct group *grp;
|
---|
459 |
|
---|
460 | if (r->num_rids == 0) {
|
---|
461 | return NT_STATUS_OK;
|
---|
462 | }
|
---|
463 |
|
---|
464 | sid_compose(&group_sid, get_global_sam_sid(), rid);
|
---|
465 |
|
---|
466 | if (!get_domain_group_from_sid(group_sid, &map)) {
|
---|
467 | DEBUG(0, ("Could not find global group %d\n", rid));
|
---|
468 | return NT_STATUS_NO_SUCH_GROUP;
|
---|
469 | }
|
---|
470 |
|
---|
471 | if (!(grp = getgrgid(map.gid))) {
|
---|
472 | DEBUG(0, ("Could not find unix group %lu\n", (unsigned long)map.gid));
|
---|
473 | return NT_STATUS_NO_SUCH_GROUP;
|
---|
474 | }
|
---|
475 |
|
---|
476 | d_printf("Group members of %s: ", grp->gr_name);
|
---|
477 |
|
---|
478 | if (r->num_rids) {
|
---|
479 | if ((nt_members = TALLOC_ZERO_ARRAY(mem_ctx, char *, r->num_rids)) == NULL) {
|
---|
480 | DEBUG(0, ("talloc failed\n"));
|
---|
481 | return NT_STATUS_NO_MEMORY;
|
---|
482 | }
|
---|
483 | } else {
|
---|
484 | nt_members = NULL;
|
---|
485 | }
|
---|
486 |
|
---|
487 | for (i=0; i < r->num_rids; i++) {
|
---|
488 | struct samu *member = NULL;
|
---|
489 | struct dom_sid member_sid;
|
---|
490 |
|
---|
491 | if ( !(member = samu_new(mem_ctx)) ) {
|
---|
492 | return NT_STATUS_NO_MEMORY;
|
---|
493 | }
|
---|
494 |
|
---|
495 | sid_compose(&member_sid, get_global_sam_sid(), r->rids[i]);
|
---|
496 |
|
---|
497 | if (!pdb_getsampwsid(member, &member_sid)) {
|
---|
498 | DEBUG(1, ("Found bogus group member: %d (member_sid=%s group=%s)\n",
|
---|
499 | r->rids[i], sid_string_tos(&member_sid), grp->gr_name));
|
---|
500 | TALLOC_FREE(member);
|
---|
501 | continue;
|
---|
502 | }
|
---|
503 |
|
---|
504 | if (pdb_get_group_rid(member) == rid) {
|
---|
505 | d_printf("%s(primary),", pdb_get_username(member));
|
---|
506 | TALLOC_FREE(member);
|
---|
507 | continue;
|
---|
508 | }
|
---|
509 |
|
---|
510 | d_printf("%s,", pdb_get_username(member));
|
---|
511 | nt_members[i] = talloc_strdup(mem_ctx, pdb_get_username(member));
|
---|
512 | TALLOC_FREE(member);
|
---|
513 | }
|
---|
514 |
|
---|
515 | d_printf("\n");
|
---|
516 |
|
---|
517 | unix_members = grp->gr_mem;
|
---|
518 |
|
---|
519 | while (*unix_members) {
|
---|
520 | bool is_nt_member = false;
|
---|
521 | for (i=0; i < r->num_rids; i++) {
|
---|
522 | if (nt_members[i] == NULL) {
|
---|
523 | /* This was a primary group */
|
---|
524 | continue;
|
---|
525 | }
|
---|
526 |
|
---|
527 | if (strcmp(*unix_members, nt_members[i]) == 0) {
|
---|
528 | is_nt_member = true;
|
---|
529 | break;
|
---|
530 | }
|
---|
531 | }
|
---|
532 | if (!is_nt_member) {
|
---|
533 | /* We look at a unix group member that is not
|
---|
534 | an nt group member. So, remove it. NT is
|
---|
535 | boss here. */
|
---|
536 | smb_delete_user_group(grp->gr_name, *unix_members);
|
---|
537 | }
|
---|
538 | unix_members += 1;
|
---|
539 | }
|
---|
540 |
|
---|
541 | for (i=0; i < r->num_rids; i++) {
|
---|
542 | bool is_unix_member = false;
|
---|
543 |
|
---|
544 | if (nt_members[i] == NULL) {
|
---|
545 | /* This was the primary group */
|
---|
546 | continue;
|
---|
547 | }
|
---|
548 |
|
---|
549 | unix_members = grp->gr_mem;
|
---|
550 |
|
---|
551 | while (*unix_members) {
|
---|
552 | if (strcmp(*unix_members, nt_members[i]) == 0) {
|
---|
553 | is_unix_member = true;
|
---|
554 | break;
|
---|
555 | }
|
---|
556 | unix_members += 1;
|
---|
557 | }
|
---|
558 |
|
---|
559 | if (!is_unix_member) {
|
---|
560 | /* We look at a nt group member that is not a
|
---|
561 | unix group member currently. So, add the nt
|
---|
562 | group member. */
|
---|
563 | smb_add_user_group(grp->gr_name, nt_members[i]);
|
---|
564 | }
|
---|
565 | }
|
---|
566 |
|
---|
567 | return NT_STATUS_OK;
|
---|
568 | }
|
---|
569 |
|
---|
570 | /****************************************************************
|
---|
571 | ****************************************************************/
|
---|
572 |
|
---|
573 | static NTSTATUS fetch_alias_info(TALLOC_CTX *mem_ctx,
|
---|
574 | uint32_t rid,
|
---|
575 | struct netr_DELTA_ALIAS *r,
|
---|
576 | const struct dom_sid *dom_sid)
|
---|
577 | {
|
---|
578 | fstring name;
|
---|
579 | fstring comment;
|
---|
580 | struct group *grp = NULL;
|
---|
581 | struct dom_sid alias_sid;
|
---|
582 | fstring sid_string;
|
---|
583 | GROUP_MAP map;
|
---|
584 | bool insert = true;
|
---|
585 |
|
---|
586 | fstrcpy(name, r->alias_name.string);
|
---|
587 | fstrcpy(comment, r->description.string);
|
---|
588 |
|
---|
589 | /* Find out whether the group is already mapped */
|
---|
590 | sid_compose(&alias_sid, dom_sid, rid);
|
---|
591 | sid_to_fstring(sid_string, &alias_sid);
|
---|
592 |
|
---|
593 | if (pdb_getgrsid(&map, alias_sid)) {
|
---|
594 | grp = getgrgid(map.gid);
|
---|
595 | insert = false;
|
---|
596 | }
|
---|
597 |
|
---|
598 | if (grp == NULL) {
|
---|
599 | gid_t gid;
|
---|
600 |
|
---|
601 | /* No group found from mapping, find it from its name. */
|
---|
602 | if ((grp = getgrnam(name)) == NULL) {
|
---|
603 | /* No appropriate group found, create one */
|
---|
604 | d_printf("Creating unix group: '%s'\n", name);
|
---|
605 | if (smb_create_group(name, &gid) != 0)
|
---|
606 | return NT_STATUS_ACCESS_DENIED;
|
---|
607 | if ((grp = getgrgid(gid)) == NULL)
|
---|
608 | return NT_STATUS_ACCESS_DENIED;
|
---|
609 | }
|
---|
610 | }
|
---|
611 |
|
---|
612 | map.gid = grp->gr_gid;
|
---|
613 | map.sid = alias_sid;
|
---|
614 |
|
---|
615 | if (dom_sid_equal(dom_sid, &global_sid_Builtin))
|
---|
616 | map.sid_name_use = SID_NAME_WKN_GRP;
|
---|
617 | else
|
---|
618 | map.sid_name_use = SID_NAME_ALIAS;
|
---|
619 |
|
---|
620 | fstrcpy(map.nt_name, name);
|
---|
621 | fstrcpy(map.comment, comment);
|
---|
622 |
|
---|
623 | if (insert)
|
---|
624 | pdb_add_group_mapping_entry(&map);
|
---|
625 | else
|
---|
626 | pdb_update_group_mapping_entry(&map);
|
---|
627 |
|
---|
628 | return NT_STATUS_OK;
|
---|
629 | }
|
---|
630 |
|
---|
631 | /****************************************************************
|
---|
632 | ****************************************************************/
|
---|
633 |
|
---|
634 | static NTSTATUS fetch_alias_mem(TALLOC_CTX *mem_ctx,
|
---|
635 | uint32_t rid,
|
---|
636 | struct netr_DELTA_ALIAS_MEMBER *r,
|
---|
637 | const struct dom_sid *dom_sid)
|
---|
638 | {
|
---|
639 | return NT_STATUS_OK;
|
---|
640 | }
|
---|
641 |
|
---|
642 | /****************************************************************
|
---|
643 | ****************************************************************/
|
---|
644 |
|
---|
645 | static NTSTATUS fetch_domain_info(TALLOC_CTX *mem_ctx,
|
---|
646 | uint32_t rid,
|
---|
647 | struct netr_DELTA_DOMAIN *r)
|
---|
648 | {
|
---|
649 | time_t u_max_age, u_min_age, u_logout;
|
---|
650 | NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
|
---|
651 | const char *domname;
|
---|
652 | struct netr_AcctLockStr *lockstr = NULL;
|
---|
653 | NTSTATUS status;
|
---|
654 |
|
---|
655 | status = pull_netr_AcctLockStr(mem_ctx, &r->account_lockout,
|
---|
656 | &lockstr);
|
---|
657 | if (!NT_STATUS_IS_OK(status)) {
|
---|
658 | d_printf("failed to pull account lockout string: %s\n",
|
---|
659 | nt_errstr(status));
|
---|
660 | }
|
---|
661 |
|
---|
662 | u_max_age = uint64s_nt_time_to_unix_abs((uint64 *)&r->max_password_age);
|
---|
663 | u_min_age = uint64s_nt_time_to_unix_abs((uint64 *)&r->min_password_age);
|
---|
664 | u_logout = uint64s_nt_time_to_unix_abs((uint64 *)&r->force_logoff_time);
|
---|
665 |
|
---|
666 | domname = r->domain_name.string;
|
---|
667 | if (!domname) {
|
---|
668 | return NT_STATUS_NO_MEMORY;
|
---|
669 | }
|
---|
670 |
|
---|
671 | /* we don't handle BUILTIN account policies */
|
---|
672 | if (!strequal(domname, get_global_sam_name())) {
|
---|
673 | printf("skipping SAM_DOMAIN_INFO delta for '%s' (is not my domain)\n", domname);
|
---|
674 | return NT_STATUS_OK;
|
---|
675 | }
|
---|
676 |
|
---|
677 |
|
---|
678 | if (!pdb_set_account_policy(PDB_POLICY_PASSWORD_HISTORY,
|
---|
679 | r->password_history_length))
|
---|
680 | return nt_status;
|
---|
681 |
|
---|
682 | if (!pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
|
---|
683 | r->min_password_length))
|
---|
684 | return nt_status;
|
---|
685 |
|
---|
686 | if (!pdb_set_account_policy(PDB_POLICY_MAX_PASSWORD_AGE,
|
---|
687 | (uint32)u_max_age))
|
---|
688 | return nt_status;
|
---|
689 |
|
---|
690 | if (!pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_AGE,
|
---|
691 | (uint32)u_min_age))
|
---|
692 | return nt_status;
|
---|
693 |
|
---|
694 | if (!pdb_set_account_policy(PDB_POLICY_TIME_TO_LOGOUT,
|
---|
695 | (uint32)u_logout))
|
---|
696 | return nt_status;
|
---|
697 |
|
---|
698 | if (lockstr) {
|
---|
699 | time_t u_lockoutreset, u_lockouttime;
|
---|
700 |
|
---|
701 | u_lockoutreset = uint64s_nt_time_to_unix_abs(&lockstr->reset_count);
|
---|
702 | u_lockouttime = uint64s_nt_time_to_unix_abs((uint64_t *)&lockstr->lockout_duration);
|
---|
703 |
|
---|
704 | if (!pdb_set_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT,
|
---|
705 | lockstr->bad_attempt_lockout))
|
---|
706 | return nt_status;
|
---|
707 |
|
---|
708 | if (!pdb_set_account_policy(PDB_POLICY_RESET_COUNT_TIME,
|
---|
709 | (uint32_t)u_lockoutreset/60))
|
---|
710 | return nt_status;
|
---|
711 |
|
---|
712 | if (u_lockouttime != -1)
|
---|
713 | u_lockouttime /= 60;
|
---|
714 |
|
---|
715 | if (!pdb_set_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION,
|
---|
716 | (uint32_t)u_lockouttime))
|
---|
717 | return nt_status;
|
---|
718 | }
|
---|
719 |
|
---|
720 | if (!pdb_set_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
|
---|
721 | r->logon_to_chgpass))
|
---|
722 | return nt_status;
|
---|
723 |
|
---|
724 | return NT_STATUS_OK;
|
---|
725 | }
|
---|
726 |
|
---|
727 | /****************************************************************
|
---|
728 | ****************************************************************/
|
---|
729 |
|
---|
730 | static NTSTATUS fetch_sam_entry(TALLOC_CTX *mem_ctx,
|
---|
731 | enum netr_SamDatabaseID database_id,
|
---|
732 | struct netr_DELTA_ENUM *r,
|
---|
733 | struct samsync_context *ctx)
|
---|
734 | {
|
---|
735 | NTSTATUS status = NT_STATUS_NOT_IMPLEMENTED;
|
---|
736 |
|
---|
737 | switch (r->delta_type) {
|
---|
738 | case NETR_DELTA_USER:
|
---|
739 | status = fetch_account_info(mem_ctx,
|
---|
740 | r->delta_id_union.rid,
|
---|
741 | r->delta_union.user);
|
---|
742 | break;
|
---|
743 | case NETR_DELTA_GROUP:
|
---|
744 | status = fetch_group_info(mem_ctx,
|
---|
745 | r->delta_id_union.rid,
|
---|
746 | r->delta_union.group);
|
---|
747 | break;
|
---|
748 | case NETR_DELTA_GROUP_MEMBER:
|
---|
749 | status = fetch_group_mem_info(mem_ctx,
|
---|
750 | r->delta_id_union.rid,
|
---|
751 | r->delta_union.group_member);
|
---|
752 | break;
|
---|
753 | case NETR_DELTA_ALIAS:
|
---|
754 | status = fetch_alias_info(mem_ctx,
|
---|
755 | r->delta_id_union.rid,
|
---|
756 | r->delta_union.alias,
|
---|
757 | ctx->domain_sid);
|
---|
758 | break;
|
---|
759 | case NETR_DELTA_ALIAS_MEMBER:
|
---|
760 | status = fetch_alias_mem(mem_ctx,
|
---|
761 | r->delta_id_union.rid,
|
---|
762 | r->delta_union.alias_member,
|
---|
763 | ctx->domain_sid);
|
---|
764 | break;
|
---|
765 | case NETR_DELTA_DOMAIN:
|
---|
766 | status = fetch_domain_info(mem_ctx,
|
---|
767 | r->delta_id_union.rid,
|
---|
768 | r->delta_union.domain);
|
---|
769 | break;
|
---|
770 | /* The following types are recognised but not handled */
|
---|
771 | case NETR_DELTA_RENAME_GROUP:
|
---|
772 | d_printf("NETR_DELTA_RENAME_GROUP not handled\n");
|
---|
773 | break;
|
---|
774 | case NETR_DELTA_RENAME_USER:
|
---|
775 | d_printf("NETR_DELTA_RENAME_USER not handled\n");
|
---|
776 | break;
|
---|
777 | case NETR_DELTA_RENAME_ALIAS:
|
---|
778 | d_printf("NETR_DELTA_RENAME_ALIAS not handled\n");
|
---|
779 | break;
|
---|
780 | case NETR_DELTA_POLICY:
|
---|
781 | d_printf("NETR_DELTA_POLICY not handled\n");
|
---|
782 | break;
|
---|
783 | case NETR_DELTA_TRUSTED_DOMAIN:
|
---|
784 | d_printf("NETR_DELTA_TRUSTED_DOMAIN not handled\n");
|
---|
785 | break;
|
---|
786 | case NETR_DELTA_ACCOUNT:
|
---|
787 | d_printf("NETR_DELTA_ACCOUNT not handled\n");
|
---|
788 | break;
|
---|
789 | case NETR_DELTA_SECRET:
|
---|
790 | d_printf("NETR_DELTA_SECRET not handled\n");
|
---|
791 | break;
|
---|
792 | case NETR_DELTA_DELETE_GROUP:
|
---|
793 | d_printf("NETR_DELTA_DELETE_GROUP not handled\n");
|
---|
794 | break;
|
---|
795 | case NETR_DELTA_DELETE_USER:
|
---|
796 | d_printf("NETR_DELTA_DELETE_USER not handled\n");
|
---|
797 | break;
|
---|
798 | case NETR_DELTA_MODIFY_COUNT:
|
---|
799 | d_printf("NETR_DELTA_MODIFY_COUNT not handled\n");
|
---|
800 | break;
|
---|
801 | case NETR_DELTA_DELETE_ALIAS:
|
---|
802 | d_printf("NETR_DELTA_DELETE_ALIAS not handled\n");
|
---|
803 | break;
|
---|
804 | case NETR_DELTA_DELETE_TRUST:
|
---|
805 | d_printf("NETR_DELTA_DELETE_TRUST not handled\n");
|
---|
806 | break;
|
---|
807 | case NETR_DELTA_DELETE_ACCOUNT:
|
---|
808 | d_printf("NETR_DELTA_DELETE_ACCOUNT not handled\n");
|
---|
809 | break;
|
---|
810 | case NETR_DELTA_DELETE_SECRET:
|
---|
811 | d_printf("NETR_DELTA_DELETE_SECRET not handled\n");
|
---|
812 | break;
|
---|
813 | case NETR_DELTA_DELETE_GROUP2:
|
---|
814 | d_printf("NETR_DELTA_DELETE_GROUP2 not handled\n");
|
---|
815 | break;
|
---|
816 | case NETR_DELTA_DELETE_USER2:
|
---|
817 | d_printf("NETR_DELTA_DELETE_USER2 not handled\n");
|
---|
818 | break;
|
---|
819 | default:
|
---|
820 | d_printf("Unknown delta record type %d\n", r->delta_type);
|
---|
821 | status = NT_STATUS_INVALID_PARAMETER;
|
---|
822 | break;
|
---|
823 | }
|
---|
824 |
|
---|
825 | return status;
|
---|
826 | }
|
---|
827 |
|
---|
828 | /****************************************************************
|
---|
829 | ****************************************************************/
|
---|
830 |
|
---|
831 | static NTSTATUS fetch_sam_entries(TALLOC_CTX *mem_ctx,
|
---|
832 | enum netr_SamDatabaseID database_id,
|
---|
833 | struct netr_DELTA_ENUM_ARRAY *r,
|
---|
834 | uint64_t *sequence_num,
|
---|
835 | struct samsync_context *ctx)
|
---|
836 | {
|
---|
837 | int i;
|
---|
838 |
|
---|
839 | for (i = 0; i < r->num_deltas; i++) {
|
---|
840 | fetch_sam_entry(mem_ctx, database_id, &r->delta_enum[i], ctx);
|
---|
841 | }
|
---|
842 |
|
---|
843 | return NT_STATUS_OK;
|
---|
844 | }
|
---|
845 |
|
---|
846 | /****************************************************************
|
---|
847 | ****************************************************************/
|
---|
848 |
|
---|
849 | const struct samsync_ops libnet_samsync_passdb_ops = {
|
---|
850 | .process_objects = fetch_sam_entries,
|
---|
851 | };
|
---|