mirror of
https://github.com/samba-team/samba.git
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8e4ab747b0
(This used to be commit 4cf3839b72
)
339 lines
9.2 KiB
C
339 lines
9.2 KiB
C
/*
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Unix SMB/CIFS implementation.
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Test validity of smb.conf
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Copyright (C) Karl Auer 1993, 1994-1998
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Extensively modified by Andrew Tridgell, 1995
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Converted to popt by Jelmer Vernooij (jelmer@nl.linux.org), 2002
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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/*
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* Testbed for loadparm.c/params.c
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*
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* This module simply loads a specified configuration file and
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* if successful, dumps it's contents to stdout. Note that the
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* operation is performed with DEBUGLEVEL at 3.
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*
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* Useful for a quick 'syntax check' of a configuration file.
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*
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*/
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#include "includes.h"
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extern BOOL AllowDebugChange;
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/***********************************************
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Here we do a set of 'hard coded' checks for bad
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configuration settings.
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************************************************/
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static int do_global_checks(void)
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{
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int ret = 0;
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SMB_STRUCT_STAT st;
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if (lp_security() >= SEC_DOMAIN && !lp_encrypted_passwords()) {
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printf("ERROR: in 'security=domain' mode the 'encrypt passwords' parameter must always be set to 'true'.\n");
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ret = 1;
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}
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if (lp_wins_support() && lp_wins_server_list()) {
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printf("ERROR: both 'wins support = true' and 'wins server = <server list>' \
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cannot be set in the smb.conf file. nmbd will abort with this setting.\n");
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ret = 1;
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}
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if (!directory_exist(lp_lockdir(), &st)) {
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printf("ERROR: lock directory %s does not exist\n",
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lp_lockdir());
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ret = 1;
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} else if ((st.st_mode & 0777) != 0755) {
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printf("WARNING: lock directory %s should have permissions 0755 for browsing to work\n",
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lp_lockdir());
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ret = 1;
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}
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if (!directory_exist(lp_piddir(), &st)) {
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printf("ERROR: pid directory %s does not exist\n",
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lp_piddir());
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ret = 1;
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}
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/*
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* Password server sanity checks.
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*/
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if((lp_security() == SEC_SERVER || lp_security() >= SEC_DOMAIN) && !lp_passwordserver()) {
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pstring sec_setting;
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if(lp_security() == SEC_SERVER)
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pstrcpy(sec_setting, "server");
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else if(lp_security() == SEC_DOMAIN)
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pstrcpy(sec_setting, "domain");
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printf("ERROR: The setting 'security=%s' requires the 'password server' parameter be set \
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to a valid password server.\n", sec_setting );
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ret = 1;
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}
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/*
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* Check 'hosts equiv' and 'use rhosts' compatibility with 'hostname lookup' value.
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*/
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if(*lp_hosts_equiv() && !lp_hostname_lookups()) {
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printf("ERROR: The setting 'hosts equiv = %s' requires that 'hostname lookups = yes'.\n", lp_hosts_equiv());
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ret = 1;
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}
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/*
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* Password chat sanity checks.
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*/
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if(lp_security() == SEC_USER && lp_unix_password_sync()) {
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/*
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* Check that we have a valid lp_passwd_program() if not using pam.
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*/
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#ifdef WITH_PAM
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if (!lp_pam_password_change()) {
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#endif
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if(lp_passwd_program() == NULL) {
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printf("ERROR: the 'unix password sync' parameter is set and there is no valid 'passwd program' \
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parameter.\n" );
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ret = 1;
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} else {
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pstring passwd_prog;
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pstring truncated_prog;
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const char *p;
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pstrcpy( passwd_prog, lp_passwd_program());
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p = passwd_prog;
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*truncated_prog = '\0';
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next_token(&p, truncated_prog, NULL, sizeof(pstring));
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if(access(truncated_prog, F_OK) == -1) {
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printf("ERROR: the 'unix password sync' parameter is set and the 'passwd program' (%s) \
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cannot be executed (error was %s).\n", truncated_prog, strerror(errno) );
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ret = 1;
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}
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}
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#ifdef WITH_PAM
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}
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#endif
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if(lp_passwd_chat() == NULL) {
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printf("ERROR: the 'unix password sync' parameter is set and there is no valid 'passwd chat' \
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parameter.\n");
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ret = 1;
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}
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/*
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* Check that we have a valid script and that it hasn't
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* been written to expect the old password.
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*/
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if(lp_encrypted_passwords()) {
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if(strstr( lp_passwd_chat(), "%o")!=NULL) {
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printf("ERROR: the 'passwd chat' script [%s] expects to use the old plaintext password \
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via the %%o substitution. With encrypted passwords this is not possible.\n", lp_passwd_chat() );
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ret = 1;
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}
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}
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}
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if (strlen(lp_winbind_separator()) != 1) {
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printf("ERROR: the 'winbind separator' parameter must be a single character.\n");
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ret = 1;
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}
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if (*lp_winbind_separator() == '+') {
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printf("'winbind separator = +' might cause problems with group membership.\n");
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}
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if (lp_algorithmic_rid_base() < BASE_RID) {
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/* Try to prevent admin foot-shooting, we can't put algorithmic
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rids below 1000, that's the 'well known RIDs' on NT */
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printf("'algorithmic rid base' must be equal to or above %lu\n", BASE_RID);
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}
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if (lp_algorithmic_rid_base() & 1) {
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printf("'algorithmic rid base' must be even.\n");
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}
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#ifndef HAVE_DLOPEN
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if (lp_preload_modules()) {
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printf("WARNING: 'preload modules = ' set while loading plugins not supported.\n");
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}
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#endif
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return ret;
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}
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int main(int argc, const char *argv[])
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{
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extern char *optarg;
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extern int optind;
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const char *config_file = dyn_CONFIGFILE;
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int s;
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static BOOL silent_mode = False;
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int ret = 0;
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int opt;
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poptContext pc;
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static const char *term_code = "";
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static char *new_local_machine = NULL;
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const char *cname;
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const char *caddr;
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static int show_defaults;
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struct poptOption long_options[] = {
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POPT_AUTOHELP
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{"suppress-prompt", 's', POPT_ARG_VAL, &silent_mode, 1, "Suppress prompt for enter"},
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{"verbose", 'v', POPT_ARG_NONE, &show_defaults, 1, "Show default options too"},
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{"server", 'L',POPT_ARG_STRING, &new_local_machine, 0, "Set %%L macro to servername\n"},
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{"encoding", 't', POPT_ARG_STRING, &term_code, 0, "Print parameters with encoding"},
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{NULL, 0, POPT_ARG_INCLUDE_TABLE, popt_common_version},
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{0,0,0,0}
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};
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pc = poptGetContext(NULL, argc, argv, long_options,
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POPT_CONTEXT_KEEP_FIRST);
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poptSetOtherOptionHelp(pc, "[OPTION...] <config-file> [host-name] [host-ip]");
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while((opt = poptGetNextOpt(pc)) != -1);
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setup_logging(poptGetArg(pc), DEBUG_STDOUT);
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if (poptPeekArg(pc))
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config_file = poptGetArg(pc);
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cname = poptGetArg(pc);
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caddr = poptGetArg(pc);
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if (new_local_machine) {
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set_local_machine_name(new_local_machine);
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}
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dbf = x_stdout;
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DEBUGLEVEL = 2;
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AllowDebugChange = False;
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printf("Load smb config files from %s\n",config_file);
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if (!lp_load(config_file,False,True,False)) {
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printf("Error loading services.\n");
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return(1);
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}
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printf("Loaded services file OK.\n");
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ret = do_global_checks();
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for (s=0;s<1000;s++) {
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if (VALID_SNUM(s))
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if (strlen(lp_servicename(s)) > 8) {
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printf("WARNING: You have some share names that are longer than 8 chars\n");
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printf("These may give errors while browsing or may not be accessible\nto some older clients\n");
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break;
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}
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}
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for (s=0;s<1000;s++) {
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if (VALID_SNUM(s)) {
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const char **deny_list = lp_hostsdeny(s);
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const char **allow_list = lp_hostsallow(s);
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int i;
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if(deny_list) {
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for (i=0; deny_list[i]; i++) {
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char *hasstar = strchr_m(deny_list[i], '*');
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char *hasquery = strchr_m(deny_list[i], '?');
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if(hasstar || hasquery) {
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printf("Invalid character %c in hosts deny list (%s) for service %s.\n",
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hasstar ? *hasstar : *hasquery, deny_list[i], lp_servicename(s) );
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}
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}
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}
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if(allow_list) {
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for (i=0; allow_list[i]; i++) {
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char *hasstar = strchr_m(allow_list[i], '*');
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char *hasquery = strchr_m(allow_list[i], '?');
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if(hasstar || hasquery) {
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printf("Invalid character %c in hosts allow list (%s) for service %s.\n",
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hasstar ? *hasstar : *hasquery, allow_list[i], lp_servicename(s) );
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}
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}
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}
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if(lp_level2_oplocks(s) && !lp_oplocks(s)) {
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printf("Invalid combination of parameters for service %s. \
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Level II oplocks can only be set if oplocks are also set.\n",
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lp_servicename(s) );
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}
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}
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}
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if (!silent_mode) {
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printf("Server role: ");
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switch(lp_server_role()) {
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case ROLE_STANDALONE:
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printf("ROLE_STANDALONE\n");
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break;
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case ROLE_DOMAIN_MEMBER:
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printf("ROLE_DOMAIN_MEMBER\n");
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break;
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case ROLE_DOMAIN_BDC:
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printf("ROLE_DOMAIN_BDC\n");
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break;
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case ROLE_DOMAIN_PDC:
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printf("ROLE_DOMAIN_PDC\n");
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break;
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default:
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printf("Unknown -- internal error?\n");
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break;
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}
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}
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if (!cname) {
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if (!silent_mode) {
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printf("Press enter to see a dump of your service definitions\n");
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fflush(stdout);
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getc(stdin);
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}
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lp_dump(stdout, show_defaults, lp_numservices());
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}
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if(cname && caddr){
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/* this is totally ugly, a real `quick' hack */
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for (s=0;s<1000;s++) {
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if (VALID_SNUM(s)) {
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if (allow_access(lp_hostsdeny(s), lp_hostsallow(s), cname, caddr)) {
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printf("Allow connection from %s (%s) to %s\n",
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cname,caddr,lp_servicename(s));
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} else {
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printf("Deny connection from %s (%s) to %s\n",
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cname,caddr,lp_servicename(s));
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}
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}
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}
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}
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return(ret);
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}
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