/* Unix SMB/CIFS implementation. QUOTA get/set utility Copyright (C) Andrew Tridgell 2000 Copyright (C) Tim Potter 2000 Copyright (C) Jeremy Allison 2000 Copyright (C) Stefan (metze) Metzmacher 2003 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 "popt_common.h" #include "../librpc/gen_ndr/ndr_lsa.h" #include "rpc_client/cli_lsarpc.h" #include "fake_file.h" #include "../libcli/security/security.h" static char *server; /* numeric is set when the user wants numeric SIDs and ACEs rather than going via LSA calls to resolve them */ static bool numeric; static bool verbose; enum todo_values {NOOP_QUOTA=0,FS_QUOTA,USER_QUOTA,LIST_QUOTA,SET_QUOTA}; enum exit_values {EXIT_OK, EXIT_FAILED, EXIT_PARSE_ERROR}; static struct cli_state *cli_ipc; static struct rpc_pipe_client *global_pipe_hnd; static struct policy_handle pol; static bool got_policy_hnd; static struct user_auth_info *smbcquotas_auth_info; static struct cli_state *connect_one(const char *share); /* Open cli connection and policy handle */ static bool cli_open_policy_hnd(void) { /* Initialise cli LSA connection */ if (!cli_ipc) { NTSTATUS ret; cli_ipc = connect_one("IPC$"); ret = cli_rpc_pipe_open_noauth(cli_ipc, &ndr_table_lsarpc.syntax_id, &global_pipe_hnd); if (!NT_STATUS_IS_OK(ret)) { return False; } } /* Open policy handle */ if (!got_policy_hnd) { /* Some systems don't support SEC_FLAG_MAXIMUM_ALLOWED, but NT sends 0x2000000 so we might as well do it too. */ if (!NT_STATUS_IS_OK(rpccli_lsa_open_policy(global_pipe_hnd, talloc_tos(), True, GENERIC_EXECUTE_ACCESS, &pol))) { return False; } got_policy_hnd = True; } return True; } /* convert a SID to a string, either numeric or username/group */ static void SidToString(fstring str, struct dom_sid *sid, bool _numeric) { char **domains = NULL; char **names = NULL; enum lsa_SidType *types = NULL; sid_to_fstring(str, sid); if (_numeric) return; /* Ask LSA to convert the sid to a name */ if (!cli_open_policy_hnd() || !NT_STATUS_IS_OK(rpccli_lsa_lookup_sids(global_pipe_hnd, talloc_tos(), &pol, 1, sid, &domains, &names, &types)) || !domains || !domains[0] || !names || !names[0]) { return; } /* Converted OK */ slprintf(str, sizeof(fstring) - 1, "%s%s%s", domains[0], lp_winbind_separator(), names[0]); } /* convert a string to a SID, either numeric or username/group */ static bool StringToSid(struct dom_sid *sid, const char *str) { enum lsa_SidType *types = NULL; struct dom_sid *sids = NULL; bool result = True; if (strncmp(str, "S-", 2) == 0) { return string_to_sid(sid, str); } if (!cli_open_policy_hnd() || !NT_STATUS_IS_OK(rpccli_lsa_lookup_names(global_pipe_hnd, talloc_tos(), &pol, 1, &str, NULL, 1, &sids, &types))) { result = False; goto done; } sid_copy(sid, &sids[0]); done: return result; } #define QUOTA_GET 1 #define QUOTA_SETLIM 2 #define QUOTA_SETFLAGS 3 #define QUOTA_LIST 4 enum {PARSE_FLAGS,PARSE_LIM}; static int parse_quota_set(TALLOC_CTX *ctx, char *set_str, char **pp_username_str, enum SMB_QUOTA_TYPE *qtype, int *cmd, SMB_NTQUOTA_STRUCT *pqt) { char *p = set_str,*p2; int todo; bool stop = False; bool enable = False; bool deny = False; *pp_username_str = NULL; if (strnequal(set_str,"UQLIM:",6)) { p += 6; *qtype = SMB_USER_QUOTA_TYPE; *cmd = QUOTA_SETLIM; todo = PARSE_LIM; if ((p2=strstr(p,":"))==NULL) { return -1; } *p2 = '\0'; p2++; *pp_username_str = talloc_strdup(ctx, p); p = p2; } else if (strnequal(set_str,"FSQLIM:",7)) { p +=7; *qtype = SMB_USER_FS_QUOTA_TYPE; *cmd = QUOTA_SETLIM; todo = PARSE_LIM; } else if (strnequal(set_str,"FSQFLAGS:",9)) { p +=9; todo = PARSE_FLAGS; *qtype = SMB_USER_FS_QUOTA_TYPE; *cmd = QUOTA_SETFLAGS; } else { return -1; } switch (todo) { case PARSE_LIM: if (sscanf(p,"%"PRIu64"/%"PRIu64,&pqt->softlim,&pqt->hardlim)!=2) { return -1; } break; case PARSE_FLAGS: while (!stop) { if ((p2=strstr(p,"/"))==NULL) { stop = True; } else { *p2 = '\0'; p2++; } if (strnequal(p,"QUOTA_ENABLED",13)) { enable = True; } else if (strnequal(p,"DENY_DISK",9)) { deny = True; } else if (strnequal(p,"LOG_SOFTLIMIT",13)) { pqt->qflags |= QUOTAS_LOG_THRESHOLD; } else if (strnequal(p,"LOG_HARDLIMIT",13)) { pqt->qflags |= QUOTAS_LOG_LIMIT; } else { return -1; } p=p2; } if (deny) { pqt->qflags |= QUOTAS_DENY_DISK; } else if (enable) { pqt->qflags |= QUOTAS_ENABLED; } break; } return 0; } static int do_quota(struct cli_state *cli, enum SMB_QUOTA_TYPE qtype, uint16 cmd, const char *username_str, SMB_NTQUOTA_STRUCT *pqt) { uint32 fs_attrs = 0; uint16_t quota_fnum = 0; SMB_NTQUOTA_LIST *qtl = NULL; SMB_NTQUOTA_STRUCT qt; ZERO_STRUCT(qt); if (!NT_STATUS_IS_OK(cli_get_fs_attr_info(cli, &fs_attrs))) { d_printf("Failed to get the filesystem attributes %s.\n", cli_errstr(cli)); return -1; } if (!(fs_attrs & FILE_VOLUME_QUOTAS)) { d_printf("Quotas are not supported by the server.\n"); return 0; } if (!NT_STATUS_IS_OK(cli_get_quota_handle(cli, "a_fnum))) { d_printf("Quotas are not enabled on this share.\n"); d_printf("Failed to open %s %s.\n", FAKE_FILE_NAME_QUOTA_WIN32,cli_errstr(cli)); return -1; } switch(qtype) { case SMB_USER_QUOTA_TYPE: if (!StringToSid(&qt.sid, username_str)) { d_printf("StringToSid() failed for [%s]\n",username_str); return -1; } switch(cmd) { case QUOTA_GET: if (!cli_get_user_quota(cli, quota_fnum, &qt)) { d_printf("%s cli_get_user_quota %s\n", cli_errstr(cli),username_str); return -1; } dump_ntquota(&qt,verbose,numeric,SidToString); break; case QUOTA_SETLIM: pqt->sid = qt.sid; if (!cli_set_user_quota(cli, quota_fnum, pqt)) { d_printf("%s cli_set_user_quota %s\n", cli_errstr(cli),username_str); return -1; } if (!cli_get_user_quota(cli, quota_fnum, &qt)) { d_printf("%s cli_get_user_quota %s\n", cli_errstr(cli),username_str); return -1; } dump_ntquota(&qt,verbose,numeric,SidToString); break; case QUOTA_LIST: if (!cli_list_user_quota(cli, quota_fnum, &qtl)) { d_printf("%s cli_set_user_quota %s\n", cli_errstr(cli),username_str); return -1; } dump_ntquota_list(&qtl,verbose,numeric,SidToString); free_ntquota_list(&qtl); break; default: d_printf("Unknown Error\n"); return -1; } break; case SMB_USER_FS_QUOTA_TYPE: switch(cmd) { case QUOTA_GET: if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) { d_printf("%s cli_get_fs_quota_info\n", cli_errstr(cli)); return -1; } dump_ntquota(&qt,True,numeric,NULL); break; case QUOTA_SETLIM: if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) { d_printf("%s cli_get_fs_quota_info\n", cli_errstr(cli)); return -1; } qt.softlim = pqt->softlim; qt.hardlim = pqt->hardlim; if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) { d_printf("%s cli_set_fs_quota_info\n", cli_errstr(cli)); return -1; } if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) { d_printf("%s cli_get_fs_quota_info\n", cli_errstr(cli)); return -1; } dump_ntquota(&qt,True,numeric,NULL); break; case QUOTA_SETFLAGS: if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) { d_printf("%s cli_get_fs_quota_info\n", cli_errstr(cli)); return -1; } qt.qflags = pqt->qflags; if (!cli_set_fs_quota_info(cli, quota_fnum, &qt)) { d_printf("%s cli_set_fs_quota_info\n", cli_errstr(cli)); return -1; } if (!cli_get_fs_quota_info(cli, quota_fnum, &qt)) { d_printf("%s cli_get_fs_quota_info\n", cli_errstr(cli)); return -1; } dump_ntquota(&qt,True,numeric,NULL); break; default: d_printf("Unknown Error\n"); return -1; } break; default: d_printf("Unknown Error\n"); return -1; } cli_close(cli, quota_fnum); return 0; } /***************************************************** Return a connection to a server. *******************************************************/ static struct cli_state *connect_one(const char *share) { struct cli_state *c; struct sockaddr_storage ss; NTSTATUS nt_status; uint32_t flags = 0; zero_sockaddr(&ss); if (get_cmdline_auth_info_use_machine_account(smbcquotas_auth_info) && !set_cmdline_auth_info_machine_account_creds(smbcquotas_auth_info)) { return NULL; } if (get_cmdline_auth_info_use_kerberos(smbcquotas_auth_info)) { flags |= CLI_FULL_CONNECTION_USE_KERBEROS | CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS; } set_cmdline_auth_info_getpass(smbcquotas_auth_info); nt_status = cli_full_connection(&c, global_myname(), server, &ss, 0, share, "?????", get_cmdline_auth_info_username(smbcquotas_auth_info), lp_workgroup(), get_cmdline_auth_info_password(smbcquotas_auth_info), flags, get_cmdline_auth_info_signing_state(smbcquotas_auth_info), NULL); if (!NT_STATUS_IS_OK(nt_status)) { DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status))); return NULL; } if (get_cmdline_auth_info_smb_encrypt(smbcquotas_auth_info)) { nt_status = cli_cm_force_encryption(c, get_cmdline_auth_info_username(smbcquotas_auth_info), get_cmdline_auth_info_password(smbcquotas_auth_info), lp_workgroup(), share); if (!NT_STATUS_IS_OK(nt_status)) { cli_shutdown(c); return NULL; } } return c; } /**************************************************************************** main program ****************************************************************************/ int main(int argc, const char *argv[]) { char *share; int opt; int result; int todo = 0; char *username_str = NULL; char *path = NULL; char *set_str = NULL; enum SMB_QUOTA_TYPE qtype = SMB_INVALID_QUOTA_TYPE; int cmd = 0; static bool test_args = False; struct cli_state *cli; bool fix_user = False; SMB_NTQUOTA_STRUCT qt; TALLOC_CTX *frame = talloc_stackframe(); poptContext pc; struct poptOption long_options[] = { POPT_AUTOHELP { "user", 'u', POPT_ARG_STRING, NULL, 'u', "Show quotas for user", "user" }, { "list", 'L', POPT_ARG_NONE, NULL, 'L', "List user quotas" }, { "fs", 'F', POPT_ARG_NONE, NULL, 'F', "Show filesystem quotas" }, { "set", 'S', POPT_ARG_STRING, NULL, 'S', "Set acls\n\ SETSTRING:\n\ UQLIM:<username>/<softlimit>/<hardlimit> for user quotas\n\ FSQLIM:<softlimit>/<hardlimit> for filesystem defaults\n\ FSQFLAGS:QUOTA_ENABLED/DENY_DISK/LOG_SOFTLIMIT/LOG_HARD_LIMIT", "SETSTRING" }, { "numeric", 'n', POPT_ARG_NONE, NULL, 'n', "Don't resolve sids or limits to names" }, { "verbose", 'v', POPT_ARG_NONE, NULL, 'v', "be verbose" }, { "test-args", 't', POPT_ARG_NONE, NULL, 'r', "Test arguments"}, POPT_COMMON_SAMBA POPT_COMMON_CREDENTIALS { NULL } }; load_case_tables(); ZERO_STRUCT(qt); /* set default debug level to 1 regardless of what smb.conf sets */ setup_logging( "smbcquotas", DEBUG_STDERR); lp_set_cmdline("log level", "1"); setlinebuf(stdout); fault_setup(NULL); lp_load(get_dyn_CONFIGFILE(),True,False,False,True); load_interfaces(); smbcquotas_auth_info = user_auth_info_init(frame); if (smbcquotas_auth_info == NULL) { exit(1); } popt_common_set_auth_info(smbcquotas_auth_info); pc = poptGetContext("smbcquotas", argc, argv, long_options, 0); poptSetOtherOptionHelp(pc, "//server1/share1"); while ((opt = poptGetNextOpt(pc)) != -1) { switch (opt) { case 'n': numeric = true; break; case 'v': verbose = true; break; case 't': test_args = true; break; case 'L': if (todo != 0) { d_printf("Please specify only one option of <-L|-F|-S|-u>\n"); exit(EXIT_PARSE_ERROR); } todo = LIST_QUOTA; break; case 'F': if (todo != 0) { d_printf("Please specify only one option of <-L|-F|-S|-u>\n"); exit(EXIT_PARSE_ERROR); } todo = FS_QUOTA; break; case 'u': if (todo != 0) { d_printf("Please specify only one option of <-L|-F|-S|-u>\n"); exit(EXIT_PARSE_ERROR); } username_str = talloc_strdup(frame, poptGetOptArg(pc)); if (!username_str) { exit(EXIT_PARSE_ERROR); } todo = USER_QUOTA; fix_user = True; break; case 'S': if (todo != 0) { d_printf("Please specify only one option of <-L|-F|-S|-u>\n"); exit(EXIT_PARSE_ERROR); } set_str = talloc_strdup(frame, poptGetOptArg(pc)); if (!set_str) { exit(EXIT_PARSE_ERROR); } todo = SET_QUOTA; break; } } if (todo == 0) todo = USER_QUOTA; if (!fix_user) { username_str = talloc_strdup( frame, get_cmdline_auth_info_username(smbcquotas_auth_info)); if (!username_str) { exit(EXIT_PARSE_ERROR); } } /* Make connection to server */ if(!poptPeekArg(pc)) { poptPrintUsage(pc, stderr, 0); exit(EXIT_PARSE_ERROR); } path = talloc_strdup(frame, poptGetArg(pc)); if (!path) { printf("Out of memory\n"); exit(EXIT_PARSE_ERROR); } string_replace(path, '/', '\\'); server = SMB_STRDUP(path+2); if (!server) { printf("Out of memory\n"); exit(EXIT_PARSE_ERROR); } share = strchr_m(server,'\\'); if (!share) { printf("Invalid argument: %s\n", share); exit(EXIT_PARSE_ERROR); } *share = 0; share++; if (todo == SET_QUOTA) { if (parse_quota_set(talloc_tos(), set_str, &username_str, &qtype, &cmd, &qt)) { printf("Invalid argument: -S %s\n", set_str); exit(EXIT_PARSE_ERROR); } } if (!test_args) { cli = connect_one(share); if (!cli) { exit(EXIT_FAILED); } } else { exit(EXIT_OK); } /* Perform requested action */ switch (todo) { case FS_QUOTA: result = do_quota(cli,SMB_USER_FS_QUOTA_TYPE, QUOTA_GET, username_str, NULL); break; case LIST_QUOTA: result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_LIST, username_str, NULL); break; case USER_QUOTA: result = do_quota(cli,SMB_USER_QUOTA_TYPE, QUOTA_GET, username_str, NULL); break; case SET_QUOTA: result = do_quota(cli, qtype, cmd, username_str, &qt); break; default: result = EXIT_FAILED; break; } talloc_free(frame); return result; }