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Diffstat (limited to '')
| -rw-r--r-- | source3/utils/smbcquotas.c | 822 |
1 files changed, 822 insertions, 0 deletions
diff --git a/source3/utils/smbcquotas.c b/source3/utils/smbcquotas.c new file mode 100644 index 0000000..748334a --- /dev/null +++ b/source3/utils/smbcquotas.c @@ -0,0 +1,822 @@ +/* + 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 "lib/cmdline/cmdline.h" +#include "rpc_client/cli_pipe.h" +#include "../librpc/gen_ndr/ndr_lsa.h" +#include "rpc_client/cli_lsarpc.h" +#include "fake_file.h" +#include "../libcli/security/security.h" +#include "libsmb/libsmb.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 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, + &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 (string_to_sid(sid, str)) { + return true; + } + + 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,"%"SCNu64"/%"SCNu64,&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 const char *quota_str_static(uint64_t val, bool special, bool _numeric) +{ + const char *result; + + if (!_numeric && special && val == 0) { + return "NO LIMIT"; + } + result = talloc_asprintf(talloc_tos(), "%"PRIu64, val); + SMB_ASSERT(result != NULL); + return result; +} + +static void dump_ntquota(SMB_NTQUOTA_STRUCT *qt, bool _verbose, + bool _numeric, + void (*_sidtostring)(fstring str, + struct dom_sid *sid, + bool _numeric)) +{ + TALLOC_CTX *frame = talloc_stackframe(); + + if (!qt) { + smb_panic("dump_ntquota() called with NULL pointer"); + } + + switch (qt->qtype) { + case SMB_USER_FS_QUOTA_TYPE: + { + d_printf("File System QUOTAS:\n"); + d_printf("Limits:\n"); + d_printf(" Default Soft Limit: %15s\n", + quota_str_static(qt->softlim,True,_numeric)); + d_printf(" Default Hard Limit: %15s\n", + quota_str_static(qt->hardlim,True,_numeric)); + d_printf("Quota Flags:\n"); + d_printf(" Quotas Enabled: %s\n", + ((qt->qflags"AS_ENABLED) + ||(qt->qflags"AS_DENY_DISK))?"On":"Off"); + d_printf(" Deny Disk: %s\n", + (qt->qflags"AS_DENY_DISK)?"On":"Off"); + d_printf(" Log Soft Limit: %s\n", + (qt->qflags"AS_LOG_THRESHOLD)?"On":"Off"); + d_printf(" Log Hard Limit: %s\n", + (qt->qflags"AS_LOG_LIMIT)?"On":"Off"); + } + break; + case SMB_USER_QUOTA_TYPE: + { + fstring username_str = {0}; + + if (_sidtostring) { + _sidtostring(username_str,&qt->sid,_numeric); + } else { + sid_to_fstring(username_str, &qt->sid); + } + + if (_verbose) { + d_printf("Quotas for User: %s\n",username_str); + d_printf("Used Space: %15s\n", + quota_str_static(qt->usedspace,False, + _numeric)); + d_printf("Soft Limit: %15s\n", + quota_str_static(qt->softlim,True, + _numeric)); + d_printf("Hard Limit: %15s\n", + quota_str_static(qt->hardlim,True,_numeric)); + } else { + d_printf("%-30s: ",username_str); + d_printf("%15s/",quota_str_static( + qt->usedspace,False,_numeric)); + d_printf("%15s/",quota_str_static( + qt->softlim,True,_numeric)); + d_printf("%15s\n",quota_str_static( + qt->hardlim,True,_numeric)); + } + } + break; + default: + d_printf("dump_ntquota() invalid qtype(%d)\n",qt->qtype); + } + TALLOC_FREE(frame); + return; +} + +static void dump_ntquota_list(SMB_NTQUOTA_LIST **qtl, bool _verbose, + bool _numeric, + void (*_sidtostring)(fstring str, + struct dom_sid *sid, + bool _numeric)) +{ + SMB_NTQUOTA_LIST *cur; + + for (cur = *qtl;cur;cur = cur->next) { + if (cur->quotas) + dump_ntquota(cur->quotas,_verbose,_numeric, + _sidtostring); + } +} + +static int do_quota(struct cli_state *cli, + enum SMB_QUOTA_TYPE qtype, + uint16_t cmd, + const char *username_str, + SMB_NTQUOTA_STRUCT *pqt) +{ + uint32_t fs_attrs = 0; + uint16_t quota_fnum = 0; + SMB_NTQUOTA_LIST *qtl = NULL; + TALLOC_CTX *qtl_ctx = NULL; + SMB_NTQUOTA_STRUCT qt; + NTSTATUS status; + + ZERO_STRUCT(qt); + + status = cli_get_fs_attr_info(cli, &fs_attrs); + if (!NT_STATUS_IS_OK(status)) { + d_printf("Failed to get the filesystem attributes %s.\n", + nt_errstr(status)); + return -1; + } + + if (!(fs_attrs & FILE_VOLUME_QUOTAS)) { + d_printf("Quotas are not supported by the server.\n"); + return 0; + } + + status = cli_get_quota_handle(cli, "a_fnum); + if (!NT_STATUS_IS_OK(status)) { + d_printf("Quotas are not enabled on this share.\n"); + d_printf("Failed to open %s %s.\n", + FAKE_FILE_NAME_QUOTA_WIN32, + nt_errstr(status)); + 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: + status = cli_get_user_quota( + cli, quota_fnum, &qt); + if (!NT_STATUS_IS_OK(status)) { + d_printf("%s cli_get_user_quota %s\n", + nt_errstr(status), + username_str); + return -1; + } + dump_ntquota(&qt,verbose,numeric,SidToString); + break; + case QUOTA_SETLIM: + pqt->sid = qt.sid; + if ((qtl_ctx = talloc_init( + "SMB_USER_QUOTA_SET")) == + NULL) { + return -1; + } + + if (!add_record_to_ntquota_list( + qtl_ctx, pqt, &qtl)) { + TALLOC_FREE(qtl_ctx); + return -1; + } + + status = cli_set_user_quota( + cli, quota_fnum, qtl); + free_ntquota_list(&qtl); + if (!NT_STATUS_IS_OK(status)) { + d_printf("%s cli_set_user_quota %s\n", + nt_errstr(status), + username_str); + return -1; + } + status = cli_get_user_quota( + cli, quota_fnum, &qt); + if (!NT_STATUS_IS_OK(status)) { + d_printf("%s cli_get_user_quota %s\n", + nt_errstr(status), + username_str); + return -1; + } + dump_ntquota(&qt,verbose,numeric,SidToString); + break; + case QUOTA_LIST: + status = cli_list_user_quota( + cli, quota_fnum, &qtl); + if (!NT_STATUS_IS_OK(status)) { + d_printf( + "%s cli_list_user_quota\n", + nt_errstr(status)); + 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: + status = cli_get_fs_quota_info( + cli, quota_fnum, &qt); + if (!NT_STATUS_IS_OK(status)) { + d_printf("%s cli_get_fs_quota_info\n", + nt_errstr(status)); + return -1; + } + dump_ntquota(&qt,True,numeric,NULL); + break; + case QUOTA_SETLIM: + status = cli_get_fs_quota_info( + cli, quota_fnum, &qt); + if (!NT_STATUS_IS_OK(status)) { + d_printf("%s cli_get_fs_quota_info\n", + nt_errstr(status)); + return -1; + } + qt.softlim = pqt->softlim; + qt.hardlim = pqt->hardlim; + status = cli_set_fs_quota_info( + cli, quota_fnum, &qt); + if (!NT_STATUS_IS_OK(status)) { + d_printf("%s cli_set_fs_quota_info\n", + nt_errstr(status)); + return -1; + } + status = cli_get_fs_quota_info( + cli, quota_fnum, &qt); + if (!NT_STATUS_IS_OK(status)) { + d_printf("%s cli_get_fs_quota_info\n", + nt_errstr(status)); + return -1; + } + dump_ntquota(&qt,True,numeric,NULL); + break; + case QUOTA_SETFLAGS: + status = cli_get_fs_quota_info( + cli, quota_fnum, &qt); + if (!NT_STATUS_IS_OK(status)) { + d_printf("%s cli_get_fs_quota_info\n", + nt_errstr(status)); + return -1; + } + qt.qflags = pqt->qflags; + status = cli_set_fs_quota_info( + cli, quota_fnum, &qt); + if (!NT_STATUS_IS_OK(status)) { + d_printf("%s cli_set_fs_quota_info\n", + nt_errstr(status)); + return -1; + } + status = cli_get_fs_quota_info( + cli, quota_fnum, &qt); + if (!NT_STATUS_IS_OK(status)) { + d_printf("%s cli_get_fs_quota_info\n", + nt_errstr(status)); + 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; + NTSTATUS nt_status; + uint32_t flags = 0; + + nt_status = cli_full_connection_creds(&c, lp_netbios_name(), server, + NULL, 0, + share, "?????", + samba_cmdline_get_creds(), + flags); + if (!NT_STATUS_IS_OK(nt_status)) { + DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status))); + return NULL; + } + + return c; +} + +/**************************************************************************** + main program +****************************************************************************/ +int main(int argc, char *argv[]) +{ + const char **argv_const = discard_const_p(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 cli_credentials *creds = NULL; + bool ok; + + struct poptOption long_options[] = { + POPT_AUTOHELP + { + .longName = "quota-user", + .shortName = 'u', + .argInfo = POPT_ARG_STRING, + .arg = NULL, + .val = 'u', + .descrip = "Show quotas for user", + .argDescrip = "USER", + }, + { + .longName = "list", + .shortName = 'L', + .argInfo = POPT_ARG_NONE, + .arg = NULL, + .val = 'L', + .descrip = "List user quotas", + }, + { + .longName = "fs", + .shortName = 'F', + .argInfo = POPT_ARG_NONE, + .arg = NULL, + .val = 'F', + .descrip = "Show filesystem quotas", + }, + { + .longName = "set", + .shortName = 'S', + .argInfo = POPT_ARG_STRING, + .arg = NULL, + .val = 'S', + .descrip = "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", + .argDescrip = "SETSTRING", + }, + { + .longName = "numeric", + .shortName = 'n', + .argInfo = POPT_ARG_NONE, + .arg = NULL, + .val = 'n', + .descrip = "Don't resolve sids or limits to names", + }, + { + .longName = "verbose", + .shortName = 'v', + .argInfo = POPT_ARG_NONE, + .arg = NULL, + .val = 'v', + .descrip = "be verbose", + }, + { + .longName = "test-args", + .shortName = 't', + .argInfo = POPT_ARG_NONE, + .arg = NULL, + .val = 't', + .descrip = "Test arguments" + }, + { + .longName = "max-protocol", + .shortName = 'm', + .argInfo = POPT_ARG_STRING, + .arg = NULL, + .val = 'm', + .descrip = "Set the max protocol level", + .argDescrip = "LEVEL" + }, + POPT_COMMON_SAMBA + POPT_COMMON_CREDENTIALS + POPT_LEGACY_S3 + POPT_COMMON_VERSION + POPT_TABLEEND + }; + + smb_init_locale(); + + ZERO_STRUCT(qt); + + ok = samba_cmdline_init(frame, + SAMBA_CMDLINE_CONFIG_CLIENT, + false /* require_smbconf */); + if (!ok) { + DBG_ERR("Failed to init cmdline parser!\n"); + TALLOC_FREE(frame); + exit(1); + } + /* set default debug level to 1 regardless of what smb.conf sets */ + lp_set_cmdline("log level", "1"); + + setlinebuf(stdout); + + pc = samba_popt_get_context(getprogname(), + argc, + argv_const, + long_options, 0); + if (pc == NULL) { + DBG_ERR("Failed to setup popt context!\n"); + TALLOC_FREE(frame); + exit(1); + } + + 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; + case 'm': + lp_set_cmdline("client max protocol", + poptGetOptArg(pc)); + break; + case POPT_ERROR_BADOPT: + fprintf(stderr, "\nInvalid option %s: %s\n\n", + poptBadOption(pc, 0), poptStrerror(opt)); + poptPrintUsage(pc, stderr, 0); + exit(1); + } + } + + creds = samba_cmdline_get_creds(); + + if (todo == 0) + todo = USER_QUOTA; + + if (!fix_user) { + const char *user = cli_credentials_get_username(creds); + if (user == NULL) { + exit(EXIT_PARSE_ERROR); + } + + username_str = talloc_strdup(frame, user); + 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); + } + + poptFreeContext(pc); + samba_cmdline_burn(argc, argv); + + 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 == NULL) { + printf("Invalid argument\n"); + 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; +} |