/** * tds_read_config_info() will fill the tds connect_info structure based on configuration * information gathered in the following order: * 1) Program specified in TDSLOGIN structure * 2) The environment variables TDSVER, TDSDUMP, TDSPORT, TDSQUERY, TDSHOST * 3) A config file with the following search order: * a) a readable file specified by environment variable FREETDSCONF * b) a readable file in ~/.freetds.conf * c) a readable file in $prefix/etc/freetds.conf * 3) ~/.interfaces if exists * 4) $SYBASE/interfaces if exists * 5) TDS_DEF_* default values * * .tdsrc and freetds.conf have been added to make the package easier to * integration with various Linux and *BSD distributions. */ TDSCONNECTINFO * tds_read_config_info(TDSSOCKET * tds, TDSLOGIN * login, TDSLOCALE * locale) { TDSCONNECTINFO *connect_info; char *s; char *path; pid_t pid; int opened = 0; /* allocate a new structure with hard coded and build-time defaults */ connect_info = tds_alloc_connect(locale); if (!connect_info) return NULL; s = getenv("TDSDUMPCONFIG"); if (s) { if (*s) { opened = tdsdump_open(s); } else { pid = getpid(); if (asprintf(&path, "/tmp/tdsconfig.log.%d", pid) >= 0) { if (*path) { opened = tdsdump_open(path); } free(path); } } } tdsdump_log(TDS_DBG_INFO1, "%L Attempting to read conf files.\n"); if (!tds_read_conf_file(connect_info, tds_dstr_cstr(&login->server_name))) { /* fallback to interfaces file */ tdsdump_log(TDS_DBG_INFO1, "%L Failed in reading conf file. Trying interface files.\n"); tds_read_interfaces(tds_dstr_cstr(&login->server_name), connect_info); } if (parse_server_name_for_port(connect_info, login)) { tdsdump_log(TDS_DBG_INFO1, "%L Parsed servername, now %s on %d.\n", connect_info->server_name, login->port); } tds_fix_connect(connect_info); /* And finally the login structure */ tds_config_login(connect_info, login); if (opened) { tdsdump_close(); } return connect_info; }
/** * tds_read_config_info() will fill the tds connection structure based on configuration * information gathered in the following order: * 1) Program specified in TDSLOGIN structure * 2) The environment variables TDSVER, TDSDUMP, TDSPORT, TDSQUERY, TDSHOST * 3) A config file with the following search order: * a) a readable file specified by environment variable FREETDSCONF * b) a readable file in ~/.freetds.conf * c) a readable file in $prefix/etc/freetds.conf * 3) ~/.interfaces if exists * 4) $SYBASE/interfaces if exists * 5) TDS_DEF_* default values * * .tdsrc and freetds.conf have been added to make the package easier to * integration with various Linux and *BSD distributions. */ TDSLOGIN * tds_read_config_info(TDSSOCKET * tds, TDSLOGIN * login, TDSLOCALE * locale) { TDSLOGIN *connection; char *s; char *path; pid_t pid; int opened = 0, found; struct addrinfo *addrs; /* allocate a new structure with hard coded and build-time defaults */ connection = tds_alloc_login(0); if (!connection || !tds_init_login(connection, locale)) { tds_free_login(connection); return NULL; } s = getenv("TDSDUMPCONFIG"); if (s) { if (*s) { opened = tdsdump_open(s); } else { pid = getpid(); if (asprintf(&path, pid_config_logpath, pid) >= 0) { if (*path) { opened = tdsdump_open(path); } free(path); } } } tdsdump_log(TDS_DBG_INFO1, "Getting connection information for [%s].\n", tds_dstr_cstr(&login->server_name)); /* (The server name is set in login.c.) */ /* Read the config files. */ tdsdump_log(TDS_DBG_INFO1, "Attempting to read conf files.\n"); found = tds_read_conf_file(connection, tds_dstr_cstr(&login->server_name)); if (!found) { if (parse_server_name_for_port(connection, login)) { found = tds_read_conf_file(connection, tds_dstr_cstr(&connection->server_name)); /* do it again to really override what found in freetds.conf */ if (found) { parse_server_name_for_port(connection, login); } else if (TDS_SUCCEED(tds_lookup_host_set(tds_dstr_cstr(&connection->server_name), &connection->ip_addrs))) { if (!tds_dstr_dup(&connection->server_host_name, &connection->server_name)) { tds_free_login(connection); return NULL; } found = 1; } } } if (!found) { /* fallback to interfaces file */ tdsdump_log(TDS_DBG_INFO1, "Failed in reading conf file. Trying interface files.\n"); if (!tds_read_interfaces(tds_dstr_cstr(&login->server_name), connection)) { tdsdump_log(TDS_DBG_INFO1, "Failed to find [%s] in configuration files; trying '%s' instead.\n", tds_dstr_cstr(&login->server_name), tds_dstr_cstr(&connection->server_name)); if (connection->ip_addrs == NULL) tdserror(tds_get_ctx(tds), tds, TDSEINTF, 0); } } /* Override config file settings with environment variables. */ tds_fix_login(connection); /* And finally apply anything from the login structure */ if (!tds_config_login(connection, login)) { tds_free_login(connection); return NULL; } if (opened) { char tmp[128]; tdsdump_log(TDS_DBG_INFO1, "Final connection parameters:\n"); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "server_name", tds_dstr_cstr(&connection->server_name)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "server_host_name", tds_dstr_cstr(&connection->server_host_name)); for (addrs = connection->ip_addrs; addrs != NULL; addrs = addrs->ai_next) tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "ip_addr", tds_addrinfo2str(addrs, tmp, sizeof(tmp))); if (connection->ip_addrs == NULL) tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "ip_addr", ""); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "instance_name", tds_dstr_cstr(&connection->instance_name)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "port", connection->port); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "major_version", TDS_MAJOR(connection)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "minor_version", TDS_MINOR(connection)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "block_size", connection->block_size); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "language", tds_dstr_cstr(&connection->language)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "server_charset", tds_dstr_cstr(&connection->server_charset)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "connect_timeout", connection->connect_timeout); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "client_host_name", tds_dstr_cstr(&connection->client_host_name)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "client_charset", tds_dstr_cstr(&connection->client_charset)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "use_utf16", connection->use_utf16); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "app_name", tds_dstr_cstr(&connection->app_name)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "user_name", tds_dstr_cstr(&connection->user_name)); /* tdsdump_log(TDS_DBG_PASSWD, "\t%20s = %s\n", "password", tds_dstr_cstr(&connection->password)); (no such flag yet) */ tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "library", tds_dstr_cstr(&connection->library)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "bulk_copy", (int)connection->bulk_copy); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "suppress_language", (int)connection->suppress_language); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "encrypt level", (int)connection->encryption_level); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "query_timeout", connection->query_timeout); /* tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "capabilities", tds_dstr_cstr(&connection->capabilities)); (not null terminated) */ tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "database", tds_dstr_cstr(&connection->database)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "dump_file", tds_dstr_cstr(&connection->dump_file)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %x\n", "debug_flags", connection->debug_flags); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "text_size", connection->text_size); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "emul_little_endian", connection->emul_little_endian); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "server_realm_name", tds_dstr_cstr(&connection->server_realm_name)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "server_spn", tds_dstr_cstr(&connection->server_spn)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "cafile", tds_dstr_cstr(&connection->cafile)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "crlfile", tds_dstr_cstr(&connection->crlfile)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "check_ssl_hostname", connection->check_ssl_hostname); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %s\n", "db_filename", tds_dstr_cstr(&connection->db_filename)); tdsdump_log(TDS_DBG_INFO1, "\t%20s = %d\n", "readonly_intent", connection->readonly_intent); tdsdump_close(); } /* * If a dump file has been specified, start logging */ if (!tds_dstr_isempty(&connection->dump_file) && !tdsdump_isopen()) { if (connection->debug_flags) tds_debug_flags = connection->debug_flags; tdsdump_open(tds_dstr_cstr(&connection->dump_file)); } return connection; }