/* Unix SMB/CIFS implementation. dump the remote SAM using rpc samsync operations Copyright (C) Andrew Tridgell 2002 Copyright (C) Tim Potter 2001,2002 Modified by Volker Lendecke 2002 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 "utils/net.h" extern DOM_SID global_sid_Builtin; static void display_group_mem_info(uint32 rid, SAM_GROUP_MEM_INFO *g) { int i; d_printf("Group mem %u: ", rid); for (i=0;i<g->num_members;i++) { d_printf("%u ", g->rids[i]); } d_printf("\n"); } static const char *display_time(NTTIME *nttime) { static fstring string; float high; float low; int sec; int days, hours, mins, secs; int offset = 1; if (nttime->high==0 && nttime->low==0) return "Now"; if (nttime->high==0x80000000 && nttime->low==0) return "Never"; high = 65536; high = high/10000; high = high*65536; high = high/1000; high = high * (~nttime->high); low = ~nttime->low; low = low/(1000*1000*10); sec=high+low; sec+=offset; days=sec/(60*60*24); hours=(sec - (days*60*60*24)) / (60*60); mins=(sec - (days*60*60*24) - (hours*60*60) ) / 60; secs=sec - (days*60*60*24) - (hours*60*60) - (mins*60); fstr_sprintf(string, "%u days, %u hours, %u minutes, %u seconds", days, hours, mins, secs); return (string); } static void display_alias_info(uint32 rid, SAM_ALIAS_INFO *a) { d_printf("Alias '%s' ", unistr2_static(&a->uni_als_name)); d_printf("desc='%s' rid=%u\n", unistr2_static(&a->uni_als_desc), a->als_rid); } static void display_alias_mem(uint32 rid, SAM_ALIAS_MEM_INFO *a) { int i; d_printf("Alias rid %u: ", rid); for (i=0;i<a->num_members;i++) { d_printf("%s ", sid_string_static(&a->sids[i].sid)); } d_printf("\n"); } static void display_account_info(uint32 rid, SAM_ACCOUNT_INFO *a) { fstring hex_nt_passwd, hex_lm_passwd; uchar lm_passwd[16], nt_passwd[16]; static uchar zero_buf[16]; /* Decode hashes from password hash (if they are not NULL) */ if (memcmp(a->pass.buf_lm_pwd, zero_buf, 16) != 0) { sam_pwd_hash(a->user_rid, a->pass.buf_lm_pwd, lm_passwd, 0); pdb_sethexpwd(hex_lm_passwd, lm_passwd, a->acb_info); } else { pdb_sethexpwd(hex_lm_passwd, NULL, 0); } if (memcmp(a->pass.buf_nt_pwd, zero_buf, 16) != 0) { sam_pwd_hash(a->user_rid, a->pass.buf_nt_pwd, nt_passwd, 0); pdb_sethexpwd(hex_nt_passwd, nt_passwd, a->acb_info); } else { pdb_sethexpwd(hex_nt_passwd, NULL, 0); } printf("%s:%d:%s:%s:%s:LCT-0\n", unistr2_static(&a->uni_acct_name), a->user_rid, hex_lm_passwd, hex_nt_passwd, pdb_encode_acct_ctrl(a->acb_info, NEW_PW_FORMAT_SPACE_PADDED_LEN)); } static void display_domain_info(SAM_DOMAIN_INFO *a) { time_t u_logout; u_logout = nt_time_to_unix_abs((NTTIME *)&a->force_logoff); d_printf("Domain name: %s\n", unistr2_static(&a->uni_dom_name)); d_printf("Minimal Password Length: %d\n", a->min_pwd_len); d_printf("Password History Length: %d\n", a->pwd_history_len); d_printf("Force Logoff: %d\n", (int)u_logout); d_printf("Max Password Age: %s\n", display_time((NTTIME *)&a->max_pwd_age)); d_printf("Min Password Age: %s\n", display_time((NTTIME *)&a->min_pwd_age)); d_printf("Lockout Time: %s\n", display_time((NTTIME *)&a->account_lockout.lockout_duration)); d_printf("Lockout Reset Time: %s\n", display_time((NTTIME *)&a->account_lockout.reset_count)); d_printf("Bad Attempt Lockout: %d\n", a->account_lockout.bad_attempt_lockout); d_printf("User must logon to change password: %d\n", a->logon_chgpass); } static void display_group_info(uint32 rid, SAM_GROUP_INFO *a) { d_printf("Group '%s' ", unistr2_static(&a->uni_grp_name)); d_printf("desc='%s', rid=%u\n", unistr2_static(&a->uni_grp_desc), rid); } static void display_sam_entry(SAM_DELTA_HDR *hdr_delta, SAM_DELTA_CTR *delta) { switch (hdr_delta->type) { case SAM_DELTA_ACCOUNT_INFO: display_account_info(hdr_delta->target_rid, &delta->account_info); break; case SAM_DELTA_GROUP_MEM: display_group_mem_info(hdr_delta->target_rid, &delta->grp_mem_info); break; case SAM_DELTA_ALIAS_INFO: display_alias_info(hdr_delta->target_rid, &delta->alias_info); break; case SAM_DELTA_ALIAS_MEM: display_alias_mem(hdr_delta->target_rid, &delta->als_mem_info); break; case SAM_DELTA_DOMAIN_INFO: display_domain_info(&delta->domain_info); break; case SAM_DELTA_GROUP_INFO: display_group_info(hdr_delta->target_rid, &delta->group_info); break; /* The following types are recognised but not handled */ case SAM_DELTA_RENAME_GROUP: d_printf("SAM_DELTA_RENAME_GROUP not handled\n"); break; case SAM_DELTA_RENAME_USER: d_printf("SAM_DELTA_RENAME_USER not handled\n"); break; case SAM_DELTA_RENAME_ALIAS: d_printf("SAM_DELTA_RENAME_ALIAS not handled\n"); break; case SAM_DELTA_POLICY_INFO: d_printf("SAM_DELTA_POLICY_INFO not handled\n"); break; case SAM_DELTA_TRUST_DOMS: d_printf("SAM_DELTA_TRUST_DOMS not handled\n"); break; case SAM_DELTA_PRIVS_INFO: d_printf("SAM_DELTA_PRIVS_INFO not handled\n"); break; case SAM_DELTA_SECRET_INFO: d_printf("SAM_DELTA_SECRET_INFO not handled\n"); break; case SAM_DELTA_DELETE_GROUP: d_printf("SAM_DELTA_DELETE_GROUP not handled\n"); break; case SAM_DELTA_DELETE_USER: d_printf("SAM_DELTA_DELETE_USER not handled\n"); break; case SAM_DELTA_MODIFIED_COUNT: d_printf("SAM_DELTA_MODIFIED_COUNT not handled\n"); break; default: d_printf("Unknown delta record type %d\n", hdr_delta->type); break; } } static void dump_database(struct cli_state *cli, unsigned db_type, DOM_CRED *ret_creds) { unsigned sync_context = 0; NTSTATUS result; int i; TALLOC_CTX *mem_ctx; SAM_DELTA_HDR *hdr_deltas; SAM_DELTA_CTR *deltas; uint32 num_deltas; if (!(mem_ctx = talloc_init("dump_database"))) { return; } switch( db_type ) { case SAM_DATABASE_DOMAIN: d_printf("Dumping DOMAIN database\n"); break; case SAM_DATABASE_BUILTIN: d_printf("Dumping BUILTIN database\n"); break; case SAM_DATABASE_PRIVS: d_printf("Dumping PRIVS databases\n"); break; default: d_printf("Dumping unknown database type %u\n", db_type ); break; } do { result = cli_netlogon_sam_sync(cli, mem_ctx, ret_creds, db_type, sync_context, &num_deltas, &hdr_deltas, &deltas); if (NT_STATUS_IS_ERR(result)) break; clnt_deal_with_creds(cli->sess_key, &(cli->clnt_cred), ret_creds); for (i = 0; i < num_deltas; i++) { display_sam_entry(&hdr_deltas[i], &deltas[i]); } sync_context += 1; } while (NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES)); talloc_destroy(mem_ctx); } /* dump sam database via samsync rpc calls */ NTSTATUS rpc_samdump_internals(const DOM_SID *domain_sid, const char *domain_name, struct cli_state *cli, TALLOC_CTX *mem_ctx, int argc, const char **argv) { NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL; uchar trust_password[16]; DOM_CRED ret_creds; uint32 sec_channel; ZERO_STRUCT(ret_creds); fstrcpy(cli->domain, domain_name); if (!secrets_fetch_trust_account_password(domain_name, trust_password, NULL, &sec_channel)) { DEBUG(0,("Could not fetch trust account password\n")); goto fail; } if (!NT_STATUS_IS_OK(nt_status = cli_nt_establish_netlogon(cli, sec_channel, trust_password))) { DEBUG(0,("Error connecting to NETLOGON pipe\n")); goto fail; } dump_database(cli, SAM_DATABASE_DOMAIN, &ret_creds); dump_database(cli, SAM_DATABASE_BUILTIN, &ret_creds); dump_database(cli, SAM_DATABASE_PRIVS, &ret_creds); nt_status = NT_STATUS_OK; fail: cli_nt_session_close(cli); return nt_status; } /* Convert a SAM_ACCOUNT_DELTA to a SAM_ACCOUNT. */ #define STRING_CHANGED (old_string && !new_string) ||\ (!old_string && new_string) ||\ (old_string && new_string && (strcmp(old_string, new_string) != 0)) static NTSTATUS sam_account_from_delta(SAM_ACCOUNT *account, SAM_ACCOUNT_INFO *delta) { const char *old_string, *new_string; time_t unix_time, stored_time; uchar lm_passwd[16], nt_passwd[16]; static uchar zero_buf[16]; /* Username, fullname, home dir, dir drive, logon script, acct desc, workstations, profile. */ if (delta->hdr_acct_name.buffer) { old_string = pdb_get_nt_username(account); new_string = unistr2_static(&delta->uni_acct_name); if (STRING_CHANGED) { pdb_set_nt_username(account, new_string, PDB_CHANGED); } /* Unix username is the same - for sanity */ old_string = pdb_get_username( account ); if (STRING_CHANGED) { pdb_set_username(account, new_string, PDB_CHANGED); } } if (delta->hdr_full_name.buffer) { old_string = pdb_get_fullname(account); new_string = unistr2_static(&delta->uni_full_name); if (STRING_CHANGED) pdb_set_fullname(account, new_string, PDB_CHANGED); } if (delta->hdr_home_dir.buffer) { old_string = pdb_get_homedir(account); new_string = unistr2_static(&delta->uni_home_dir); if (STRING_CHANGED) pdb_set_homedir(account, new_string, PDB_CHANGED); } if (delta->hdr_dir_drive.buffer) { old_string = pdb_get_dir_drive(account); new_string = unistr2_static(&delta->uni_dir_drive); if (STRING_CHANGED) pdb_set_dir_drive(account, new_string, PDB_CHANGED); } if (delta->hdr_logon_script.buffer) { old_string = pdb_get_logon_script(account); new_string = unistr2_static(&delta->uni_logon_script); if (STRING_CHANGED) pdb_set_logon_script(account, new_string, PDB_CHANGED); } if (delta->hdr_acct_desc.buffer) { old_string = pdb_get_acct_desc(account); new_string = unistr2_static(&delta->uni_acct_desc); if (STRING_CHANGED) pdb_set_acct_desc(account, new_string, PDB_CHANGED); } if (delta->hdr_workstations.buffer) { old_string = pdb_get_workstations(account); new_string = unistr2_static(&delta->uni_workstations); if (STRING_CHANGED) pdb_set_workstations(account, new_string, PDB_CHANGED); } if (delta->hdr_profile.buffer) { old_string = pdb_get_profile_path(account); new_string = unistr2_static(&delta->uni_profile); if (STRING_CHANGED) pdb_set_profile_path(account, new_string, PDB_CHANGED); } if (delta->hdr_parameters.buffer) { DATA_BLOB mung; old_string = pdb_get_munged_dial(account); mung.length = delta->hdr_parameters.uni_str_len; mung.data = (uint8 *) delta->uni_parameters.buffer; new_string = (mung.length == 0) ? NULL : base64_encode_data_blob(mung); if (STRING_CHANGED) pdb_set_munged_dial(account, new_string, PDB_CHANGED); } /* User and group sid */ if (pdb_get_user_rid(account) != delta->user_rid) pdb_set_user_sid_from_rid(account, delta->user_rid, PDB_CHANGED); if (pdb_get_group_rid(account) != delta->group_rid) pdb_set_group_sid_from_rid(account, delta->group_rid, PDB_CHANGED); /* Logon and password information */ if (!nt_time_is_zero(&delta->logon_time)) { unix_time = nt_time_to_unix(&delta->logon_time); stored_time = pdb_get_logon_time(account); if (stored_time != unix_time) pdb_set_logon_time(account, unix_time, PDB_CHANGED); } if (!nt_time_is_zero(&delta->logoff_time)) { unix_time = nt_time_to_unix(&delta->logoff_time); stored_time = pdb_get_logoff_time(account); if (stored_time != unix_time) pdb_set_logoff_time(account, unix_time,PDB_CHANGED); } /* Logon Divs */ if (pdb_get_logon_divs(account) != delta->logon_divs) pdb_set_logon_divs(account, delta->logon_divs, PDB_CHANGED); /* Max Logon Hours */ if (delta->unknown1 != pdb_get_unknown_6(account)) { pdb_set_unknown_6(account, delta->unknown1, PDB_CHANGED); } /* Logon Hours Len */ if (delta->buf_logon_hrs.buf_len != pdb_get_hours_len(account)) { pdb_set_hours_len(account, delta->buf_logon_hrs.buf_len, PDB_CHANGED); } /* Logon Hours */ if (delta->buf_logon_hrs.buffer) { pstring old, new; pdb_sethexhours(old, pdb_get_hours(account)); pdb_sethexhours(new, (const char *)delta->buf_logon_hrs.buffer); if (!strequal(old, new)) pdb_set_hours(account, (const char *)delta->buf_logon_hrs.buffer, PDB_CHANGED); } if (pdb_get_bad_password_count(account) != delta->bad_pwd_count) pdb_set_bad_password_count(account, delta->bad_pwd_count, PDB_CHANGED); if (pdb_get_logon_count(account) != delta->logon_count) pdb_set_logon_count(account, delta->logon_count, PDB_CHANGED); if (!nt_time_is_zero(&delta->pwd_last_set_time)) { unix_time = nt_time_to_unix(&delta->pwd_last_set_time); stored_time = pdb_get_pass_last_set_time(account); if (stored_time != unix_time) pdb_set_pass_last_set_time(account, unix_time, PDB_CHANGED); } else { /* no last set time, make it now */ pdb_set_pass_last_set_time(account, time(NULL), PDB_CHANGED); } #if 0 /* No kickoff time in the delta? */ if (!nt_time_is_zero(&delta->kickoff_time)) { unix_time = nt_time_to_unix(&delta->kickoff_time); stored_time = pdb_get_kickoff_time(account); if (stored_time != unix_time) pdb_set_kickoff_time(account, unix_time, PDB_CHANGED); } #endif /* Decode hashes from password hash Note that win2000 may send us all zeros for the hashes if it doesn't think this channel is secure enough - don't set the passwords at all in that case */ if (memcmp(delta->pass.buf_lm_pwd, zero_buf, 16) != 0) { sam_pwd_hash(delta->user_rid, delta->pass.buf_lm_pwd, lm_passwd, 0); pdb_set_lanman_passwd(account, lm_passwd, PDB_CHANGED); } if (memcmp(delta->pass.buf_nt_pwd, zero_buf, 16) != 0) { sam_pwd_hash(delta->user_rid, delta->pass.buf_nt_pwd, nt_passwd, 0); pdb_set_nt_passwd(account, nt_passwd, PDB_CHANGED); } /* TODO: account expiry time */ if (pdb_get_acct_ctrl(account) != delta->acb_info) pdb_set_acct_ctrl(account, delta->acb_info, PDB_CHANGED); pdb_set_domain(account, lp_workgroup(), PDB_CHANGED); return NT_STATUS_OK; } static NTSTATUS fetch_account_info(uint32 rid, SAM_ACCOUNT_INFO *delta) { NTSTATUS nt_ret; fstring account; pstring add_script; SAM_ACCOUNT *sam_account=NULL; GROUP_MAP map; struct group *grp; DOM_SID user_sid; DOM_SID group_sid; struct passwd *passwd; fstring sid_string; fstrcpy(account, unistr2_static(&delta->uni_acct_name)); d_printf("Creating account: %s\n", account); if (!NT_STATUS_IS_OK(nt_ret = pdb_init_sam(&sam_account))) return nt_ret; if (!(passwd = Get_Pwnam(account))) { /* Create appropriate user */ if (delta->acb_info & ACB_NORMAL) { pstrcpy(add_script, lp_adduser_script()); } else if ( (delta->acb_info & ACB_WSTRUST) || (delta->acb_info & ACB_SVRTRUST) || (delta->acb_info & ACB_DOMTRUST) ) { pstrcpy(add_script, lp_addmachine_script()); } else { DEBUG(1, ("Unknown user type: %s\n", pdb_encode_acct_ctrl(delta->acb_info, NEW_PW_FORMAT_SPACE_PADDED_LEN))); nt_ret = NT_STATUS_UNSUCCESSFUL; goto done; } if (*add_script) { int add_ret; all_string_sub(add_script, "%u", account, sizeof(account)); add_ret = smbrun(add_script,NULL); DEBUG(add_ret ? 0 : 1,("fetch_account: Running the command `%s' " "gave %d\n", add_script, add_ret)); } else { DEBUG(8,("fetch_account_info: no add user/machine script. Asking winbindd\n")); /* don't need a RID allocated since the user already has a SID */ if ( !winbind_create_user( account, NULL ) ) DEBUG(4,("fetch_account_info: winbind_create_user() failed\n")); } /* try and find the possible unix account again */ if ( !(passwd = Get_Pwnam(account)) ) { d_printf("Could not create posix account info for '%s'\n", account); nt_ret = NT_STATUS_NO_SUCH_USER; goto done; } } sid_copy(&user_sid, get_global_sam_sid()); sid_append_rid(&user_sid, delta->user_rid); DEBUG(3, ("Attempting to find SID %s for user %s in the passdb\n", sid_to_string(sid_string, &user_sid), account)); if (!pdb_getsampwsid(sam_account, &user_sid)) { sam_account_from_delta(sam_account, delta); DEBUG(3, ("Attempting to add user SID %s for user %s in the passdb\n", sid_to_string(sid_string, &user_sid), pdb_get_username(sam_account))); if (!pdb_add_sam_account(sam_account)) { DEBUG(1, ("SAM Account for %s failed to be added to the passdb!\n", account)); return NT_STATUS_ACCESS_DENIED; } } else { sam_account_from_delta(sam_account, delta); DEBUG(3, ("Attempting to update user SID %s for user %s in the passdb\n", sid_to_string(sid_string, &user_sid), pdb_get_username(sam_account))); if (!pdb_update_sam_account(sam_account)) { DEBUG(1, ("SAM Account for %s failed to be updated in the passdb!\n", account)); pdb_free_sam(&sam_account); return NT_STATUS_ACCESS_DENIED; } } group_sid = *pdb_get_group_sid(sam_account); if (!pdb_getgrsid(&map, group_sid)) { DEBUG(0, ("Primary group of %s has no mapping!\n", pdb_get_username(sam_account))); } else { if (map.gid != passwd->pw_gid) { if (!(grp = getgrgid(map.gid))) { DEBUG(0, ("Could not find unix group %lu for user %s (group SID=%s)\n", (unsigned long)map.gid, pdb_get_username(sam_account), sid_string_static(&group_sid))); } else { smb_set_primary_group(grp->gr_name, pdb_get_username(sam_account)); } } } if ( !passwd ) { DEBUG(1, ("No unix user for this account (%s), cannot adjust mappings\n", pdb_get_username(sam_account))); } done: pdb_free_sam(&sam_account); return nt_ret; } static NTSTATUS fetch_group_info(uint32 rid, SAM_GROUP_INFO *delta) { fstring name; fstring comment; struct group *grp = NULL; DOM_SID group_sid; fstring sid_string; GROUP_MAP map; BOOL insert = True; unistr2_to_ascii(name, &delta->uni_grp_name, sizeof(name)-1); unistr2_to_ascii(comment, &delta->uni_grp_desc, sizeof(comment)-1); /* add the group to the mapping table */ sid_copy(&group_sid, get_global_sam_sid()); sid_append_rid(&group_sid, rid); sid_to_string(sid_string, &group_sid); if (pdb_getgrsid(&map, group_sid)) { if ( map.gid != -1 ) grp = getgrgid(map.gid); insert = False; } if (grp == NULL) { gid_t gid; /* No group found from mapping, find it from its name. */ if ((grp = getgrnam(name)) == NULL) { /* No appropriate group found, create one */ d_printf("Creating unix group: '%s'\n", name); if (smb_create_group(name, &gid) != 0) return NT_STATUS_ACCESS_DENIED; if ((grp = getgrnam(name)) == NULL) return NT_STATUS_ACCESS_DENIED; } } map.gid = grp->gr_gid; map.sid = group_sid; map.sid_name_use = SID_NAME_DOM_GRP; fstrcpy(map.nt_name, name); if (delta->hdr_grp_desc.buffer) { fstrcpy(map.comment, comment); } else { fstrcpy(map.comment, ""); } if (insert) pdb_add_group_mapping_entry(&map); else pdb_update_group_mapping_entry(&map); return NT_STATUS_OK; } static NTSTATUS fetch_group_mem_info(uint32 rid, SAM_GROUP_MEM_INFO *delta) { int i; TALLOC_CTX *t = NULL; char **nt_members = NULL; char **unix_members; DOM_SID group_sid; GROUP_MAP map; struct group *grp; if (delta->num_members == 0) { return NT_STATUS_OK; } sid_copy(&group_sid, get_global_sam_sid()); sid_append_rid(&group_sid, rid); if (!get_domain_group_from_sid(group_sid, &map)) { DEBUG(0, ("Could not find global group %d\n", rid)); return NT_STATUS_NO_SUCH_GROUP; } if (!(grp = getgrgid(map.gid))) { DEBUG(0, ("Could not find unix group %lu\n", (unsigned long)map.gid)); return NT_STATUS_NO_SUCH_GROUP; } d_printf("Group members of %s: ", grp->gr_name); if (!(t = talloc_init("fetch_group_mem_info"))) { DEBUG(0, ("could not talloc_init\n")); return NT_STATUS_NO_MEMORY; } nt_members = TALLOC_ZERO_ARRAY(t, char *, delta->num_members); for (i=0; i<delta->num_members; i++) { NTSTATUS nt_status; SAM_ACCOUNT *member = NULL; DOM_SID member_sid; if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(t, &member))) { talloc_destroy(t); return nt_status; } sid_copy(&member_sid, get_global_sam_sid()); sid_append_rid(&member_sid, delta->rids[i]); if (!pdb_getsampwsid(member, &member_sid)) { DEBUG(1, ("Found bogus group member: %d (member_sid=%s group=%s)\n", delta->rids[i], sid_string_static(&member_sid), grp->gr_name)); pdb_free_sam(&member); continue; } if (pdb_get_group_rid(member) == rid) { d_printf("%s(primary),", pdb_get_username(member)); pdb_free_sam(&member); continue; } d_printf("%s,", pdb_get_username(member)); nt_members[i] = talloc_strdup(t, pdb_get_username(member)); pdb_free_sam(&member); } d_printf("\n"); unix_members = grp->gr_mem; while (*unix_members) { BOOL is_nt_member = False; for (i=0; i<delta->num_members; i++) { if (nt_members[i] == NULL) { /* This was a primary group */ continue; } if (strcmp(*unix_members, nt_members[i]) == 0) { is_nt_member = True; break; } } if (!is_nt_member) { /* We look at a unix group member that is not an nt group member. So, remove it. NT is boss here. */ smb_delete_user_group(grp->gr_name, *unix_members); } unix_members += 1; } for (i=0; i<delta->num_members; i++) { BOOL is_unix_member = False; if (nt_members[i] == NULL) { /* This was the primary group */ continue; } unix_members = grp->gr_mem; while (*unix_members) { if (strcmp(*unix_members, nt_members[i]) == 0) { is_unix_member = True; break; } unix_members += 1; } if (!is_unix_member) { /* We look at a nt group member that is not a unix group member currently. So, add the nt group member. */ smb_add_user_group(grp->gr_name, nt_members[i]); } } talloc_destroy(t); return NT_STATUS_OK; } static NTSTATUS fetch_alias_info(uint32 rid, SAM_ALIAS_INFO *delta, DOM_SID dom_sid) { fstring name; fstring comment; struct group *grp = NULL; DOM_SID alias_sid; fstring sid_string; GROUP_MAP map; BOOL insert = True; unistr2_to_ascii(name, &delta->uni_als_name, sizeof(name)-1); unistr2_to_ascii(comment, &delta->uni_als_desc, sizeof(comment)-1); /* Find out whether the group is already mapped */ sid_copy(&alias_sid, &dom_sid); sid_append_rid(&alias_sid, rid); sid_to_string(sid_string, &alias_sid); if (pdb_getgrsid(&map, alias_sid)) { grp = getgrgid(map.gid); insert = False; } if (grp == NULL) { gid_t gid; /* No group found from mapping, find it from its name. */ if ((grp = getgrnam(name)) == NULL) { /* No appropriate group found, create one */ d_printf("Creating unix group: '%s'\n", name); if (smb_create_group(name, &gid) != 0) return NT_STATUS_ACCESS_DENIED; if ((grp = getgrgid(gid)) == NULL) return NT_STATUS_ACCESS_DENIED; } } map.gid = grp->gr_gid; map.sid = alias_sid; if (sid_equal(&dom_sid, &global_sid_Builtin)) map.sid_name_use = SID_NAME_WKN_GRP; else map.sid_name_use = SID_NAME_ALIAS; fstrcpy(map.nt_name, name); fstrcpy(map.comment, comment); if (insert) pdb_add_group_mapping_entry(&map); else pdb_update_group_mapping_entry(&map); return NT_STATUS_OK; } static NTSTATUS fetch_alias_mem(uint32 rid, SAM_ALIAS_MEM_INFO *delta, DOM_SID dom_sid) { #if 0 /* * commented out right now after talking to Volker. Can't * do much with the membership but seemed a shame to waste * somewhat working code. Needs testing because the membership * that shows up surprises me. Also can't do much with groups * in groups (e.g. Domain Admins being a member of Adminsitrators). * --jerry */ int i; TALLOC_CTX *t = NULL; char **nt_members = NULL; char **unix_members; DOM_SID group_sid; GROUP_MAP map; struct group *grp; enum SID_NAME_USE sid_type; if (delta->num_members == 0) { return NT_STATUS_OK; } sid_copy(&group_sid, &dom_sid); sid_append_rid(&group_sid, rid); if (sid_equal(&dom_sid, &global_sid_Builtin)) { sid_type = SID_NAME_WKN_GRP; if (!get_builtin_group_from_sid(&group_sid, &map, False)) { DEBUG(0, ("Could not find builtin group %s\n", sid_string_static(&group_sid))); return NT_STATUS_NO_SUCH_GROUP; } } else { sid_type = SID_NAME_ALIAS; if (!get_local_group_from_sid(&group_sid, &map, False)) { DEBUG(0, ("Could not find local group %s\n", sid_string_static(&group_sid))); return NT_STATUS_NO_SUCH_GROUP; } } if (!(grp = getgrgid(map.gid))) { DEBUG(0, ("Could not find unix group %d\n", map.gid)); return NT_STATUS_NO_SUCH_GROUP; } d_printf("Group members of %s: ", grp->gr_name); if (!(t = talloc_init("fetch_group_mem_info"))) { DEBUG(0, ("could not talloc_init\n")); return NT_STATUS_NO_MEMORY; } nt_members = TALLOC_ZERO_ARRAY(t, char *, delta->num_members); for (i=0; i<delta->num_members; i++) { NTSTATUS nt_status; SAM_ACCOUNT *member = NULL; DOM_SID member_sid; if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(t, &member))) { talloc_destroy(t); return nt_status; } sid_copy(&member_sid, &delta->sids[i].sid); if (!pdb_getsampwsid(member, &member_sid)) { DEBUG(1, ("Found bogus group member: (member_sid=%s group=%s)\n", sid_string_static(&member_sid), grp->gr_name)); pdb_free_sam(&member); continue; } if (pdb_get_group_rid(member) == rid) { d_printf("%s(primary),", pdb_get_username(member)); pdb_free_sam(&member); continue; } d_printf("%s,", pdb_get_username(member)); nt_members[i] = talloc_strdup(t, pdb_get_username(member)); pdb_free_sam(&member); } d_printf("\n"); unix_members = grp->gr_mem; while (*unix_members) { BOOL is_nt_member = False; for (i=0; i<delta->num_members; i++) { if (nt_members[i] == NULL) { /* This was a primary group */ continue; } if (strcmp(*unix_members, nt_members[i]) == 0) { is_nt_member = True; break; } } if (!is_nt_member) { /* We look at a unix group member that is not an nt group member. So, remove it. NT is boss here. */ smb_delete_user_group(grp->gr_name, *unix_members); } unix_members += 1; } for (i=0; i<delta->num_members; i++) { BOOL is_unix_member = False; if (nt_members[i] == NULL) { /* This was the primary group */ continue; } unix_members = grp->gr_mem; while (*unix_members) { if (strcmp(*unix_members, nt_members[i]) == 0) { is_unix_member = True; break; } unix_members += 1; } if (!is_unix_member) { /* We look at a nt group member that is not a unix group member currently. So, add the nt group member. */ smb_add_user_group(grp->gr_name, nt_members[i]); } } talloc_destroy(t); #endif /* end of fetch_alias_mem() */ return NT_STATUS_OK; } static NTSTATUS fetch_domain_info(uint32 rid, SAM_DOMAIN_INFO *delta) { time_t u_max_age, u_min_age, u_logout, u_lockoutreset, u_lockouttime; NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL; pstring domname; u_max_age = nt_time_to_unix_abs((NTTIME *)&delta->max_pwd_age); u_min_age = nt_time_to_unix_abs((NTTIME *)&delta->min_pwd_age); u_logout = nt_time_to_unix_abs((NTTIME *)&delta->force_logoff); u_lockoutreset = nt_time_to_unix_abs((NTTIME *)&delta->account_lockout.reset_count); u_lockouttime = nt_time_to_unix_abs((NTTIME *)&delta->account_lockout.lockout_duration); unistr2_to_ascii(domname, &delta->uni_dom_name, sizeof(domname) - 1); /* we don't handle BUILTIN account policies */ if (!strequal(domname, get_global_sam_name())) { printf("skipping SAM_DOMAIN_INFO delta for '%s' (is not my domain)\n", domname); return NT_STATUS_OK; } if (!account_policy_set(AP_PASSWORD_HISTORY, delta->pwd_history_len)) return nt_status; if (!account_policy_set(AP_MIN_PASSWORD_LEN, delta->min_pwd_len)) return nt_status; if (!account_policy_set(AP_MAX_PASSWORD_AGE, (uint32)u_max_age)) return nt_status; if (!account_policy_set(AP_MIN_PASSWORD_AGE, (uint32)u_min_age)) return nt_status; if (!account_policy_set(AP_TIME_TO_LOGOUT, (uint32)u_logout)) return nt_status; if (!account_policy_set(AP_BAD_ATTEMPT_LOCKOUT, delta->account_lockout.bad_attempt_lockout)) return nt_status; if (!account_policy_set(AP_RESET_COUNT_TIME, (uint32)u_lockoutreset/60)) return nt_status; if (u_lockouttime != -1) u_lockouttime /= 60; if (!account_policy_set(AP_LOCK_ACCOUNT_DURATION, (uint32)u_lockouttime)) return nt_status; if (!account_policy_set(AP_USER_MUST_LOGON_TO_CHG_PASS, delta->logon_chgpass)) return nt_status; return NT_STATUS_OK; } static void fetch_sam_entry(SAM_DELTA_HDR *hdr_delta, SAM_DELTA_CTR *delta, DOM_SID dom_sid) { switch(hdr_delta->type) { case SAM_DELTA_ACCOUNT_INFO: fetch_account_info(hdr_delta->target_rid, &delta->account_info); break; case SAM_DELTA_GROUP_INFO: fetch_group_info(hdr_delta->target_rid, &delta->group_info); break; case SAM_DELTA_GROUP_MEM: fetch_group_mem_info(hdr_delta->target_rid, &delta->grp_mem_info); break; case SAM_DELTA_ALIAS_INFO: fetch_alias_info(hdr_delta->target_rid, &delta->alias_info, dom_sid); break; case SAM_DELTA_ALIAS_MEM: fetch_alias_mem(hdr_delta->target_rid, &delta->als_mem_info, dom_sid); break; case SAM_DELTA_DOMAIN_INFO: fetch_domain_info(hdr_delta->target_rid, &delta->domain_info); break; /* The following types are recognised but not handled */ case SAM_DELTA_RENAME_GROUP: d_printf("SAM_DELTA_RENAME_GROUP not handled\n"); break; case SAM_DELTA_RENAME_USER: d_printf("SAM_DELTA_RENAME_USER not handled\n"); break; case SAM_DELTA_RENAME_ALIAS: d_printf("SAM_DELTA_RENAME_ALIAS not handled\n"); break; case SAM_DELTA_POLICY_INFO: d_printf("SAM_DELTA_POLICY_INFO not handled\n"); break; case SAM_DELTA_TRUST_DOMS: d_printf("SAM_DELTA_TRUST_DOMS not handled\n"); break; case SAM_DELTA_PRIVS_INFO: d_printf("SAM_DELTA_PRIVS_INFO not handled\n"); break; case SAM_DELTA_SECRET_INFO: d_printf("SAM_DELTA_SECRET_INFO not handled\n"); break; case SAM_DELTA_DELETE_GROUP: d_printf("SAM_DELTA_DELETE_GROUP not handled\n"); break; case SAM_DELTA_DELETE_USER: d_printf("SAM_DELTA_DELETE_USER not handled\n"); break; case SAM_DELTA_MODIFIED_COUNT: d_printf("SAM_DELTA_MODIFIED_COUNT not handled\n"); break; default: d_printf("Unknown delta record type %d\n", hdr_delta->type); break; } } static NTSTATUS fetch_database(struct cli_state *cli, unsigned db_type, DOM_CRED *ret_creds, DOM_SID dom_sid) { unsigned sync_context = 0; NTSTATUS result; int i; TALLOC_CTX *mem_ctx; SAM_DELTA_HDR *hdr_deltas; SAM_DELTA_CTR *deltas; uint32 num_deltas; if (!(mem_ctx = talloc_init("fetch_database"))) return NT_STATUS_NO_MEMORY; switch( db_type ) { case SAM_DATABASE_DOMAIN: d_printf("Fetching DOMAIN database\n"); break; case SAM_DATABASE_BUILTIN: d_printf("Fetching BUILTIN database\n"); break; case SAM_DATABASE_PRIVS: d_printf("Fetching PRIVS databases\n"); break; default: d_printf("Fetching unknown database type %u\n", db_type ); break; } do { result = cli_netlogon_sam_sync(cli, mem_ctx, ret_creds, db_type, sync_context, &num_deltas, &hdr_deltas, &deltas); if (NT_STATUS_IS_OK(result) || NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES)) { clnt_deal_with_creds(cli->sess_key, &(cli->clnt_cred), ret_creds); for (i = 0; i < num_deltas; i++) { fetch_sam_entry(&hdr_deltas[i], &deltas[i], dom_sid); } } else return result; sync_context += 1; } while (NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES)); talloc_destroy(mem_ctx); return result; } /* dump sam database via samsync rpc calls */ NTSTATUS rpc_vampire_internals(const DOM_SID *domain_sid, const char *domain_name, struct cli_state *cli, TALLOC_CTX *mem_ctx, int argc, const char **argv) { NTSTATUS result; uchar trust_password[16]; DOM_CRED ret_creds; fstring my_dom_sid_str; fstring rem_dom_sid_str; uint32 sec_channel; ZERO_STRUCT(ret_creds); if (!sid_equal(domain_sid, get_global_sam_sid())) { d_printf("Cannot import users from %s at this time, " "as the current domain:\n\t%s: %s\nconflicts " "with the remote domain\n\t%s: %s\n" "Perhaps you need to set: \n\n\tsecurity=user\n\tworkgroup=%s\n\n in your smb.conf?\n", domain_name, get_global_sam_name(), sid_to_string(my_dom_sid_str, get_global_sam_sid()), domain_name, sid_to_string(rem_dom_sid_str, domain_sid), domain_name); return NT_STATUS_UNSUCCESSFUL; } fstrcpy(cli->domain, domain_name); if (!secrets_fetch_trust_account_password(domain_name, trust_password, NULL, &sec_channel)) { result = NT_STATUS_CANT_ACCESS_DOMAIN_INFO; d_printf("Could not retrieve domain trust secret\n"); goto fail; } result = cli_nt_establish_netlogon(cli, sec_channel, trust_password); if (!NT_STATUS_IS_OK(result)) { d_printf("Failed to setup BDC creds\n"); goto fail; } result = fetch_database(cli, SAM_DATABASE_DOMAIN, &ret_creds, *domain_sid); if (!NT_STATUS_IS_OK(result)) { d_printf("Failed to fetch domain database: %s\n", nt_errstr(result)); if (NT_STATUS_EQUAL(result, NT_STATUS_NOT_SUPPORTED)) d_printf("Perhaps %s is a Windows 2000 native mode " "domain?\n", domain_name); goto fail; } result = fetch_database(cli, SAM_DATABASE_BUILTIN, &ret_creds, global_sid_Builtin); if (!NT_STATUS_IS_OK(result)) { d_printf("Failed to fetch builtin database: %s\n", nt_errstr(result)); goto fail; } /* Currently we crash on PRIVS somewhere in unmarshalling */ /* Dump_database(cli, SAM_DATABASE_PRIVS, &ret_creds); */ fail: return result; }