int main(int argc, char **argv)
{
SetDefaultLogging("TEST");
SetNamePgm("verif_syntax");
char *errtxt;
char *fichier;
config_file_t config;
if ((argc > 1) && (argv[1])) {
fichier = argv[1];
} else {
LogTest("Usage %s <config_file>", argv[0]);
exit(EINVAL);
}
/* test de la syntaxe du fichier */
config = config_ParseFile(fichier);
if (config == NULL) {
errtxt = config_GetErrorMsg();
LogTest("Error parsing %s : %s", argv[1], errtxt);
exit(EINVAL);
} else {
LogTest("The syntax of the file %s is correct!", argv[1]);
exit(0);
}
return 0;
}
/* Skips deleting first entry of export list. */
int rebuild_export_list()
{
#ifndef FIXME_EXPORT_RELOAD
return 0;
#else
int status = 0;
config_file_t config_struct;
/* If no configuration file is given, then the caller must want to reparse the
* configuration file from startup. */
if(config_path[0] == '\0')
{
LogCrit(COMPONENT_CONFIG,
"Error: No configuration file was specified for reloading exports.");
return 0;
}
/* Attempt to parse the new configuration file */
config_struct = config_ParseFile(config_path);
if(!config_struct)
{
LogCrit(COMPONENT_CONFIG,
"rebuild_export_list: Error while parsing new configuration file %s: %s",
config_path, config_GetErrorMsg());
return 0;
}
/* Create the new exports list */
status = ReadExports(config_struct, &temp_exportlist);
if(status < 0)
{
LogCrit(COMPONENT_CONFIG,
"rebuild_export_list: Error while parsing export entries");
return status;
}
else if(status == 0)
{
LogWarn(COMPONENT_CONFIG,
"rebuild_export_list: No export entries found in configuration file !!!");
return 0;
}
/* At least one worker thread should exist. Each worker thread has a pointer to
* the same hash table. */
if(nfs_export_create_root_entry(&temp_exportlist) != TRUE)
{
LogCrit(COMPONENT_MAIN,
"replace_exports: Error initializing Cache Inode root entries");
return 0;
}
return 1;
#endif
}
/* Skips deleting first entry of export list. */
int rebuild_export_list(void)
{
#if 0
int status = 0;
config_file_t config_struct;
/* If no configuration file is given, then the caller must want to reparse the
* configuration file from startup. */
if(config_path == NULL)
{
LogCrit(COMPONENT_CONFIG,
"Error: No configuration file was specified for reloading exports.");
return 0;
}
/* Attempt to parse the new configuration file */
config_struct = config_ParseFile(config_path);
if(!config_struct)
{
LogCrit(COMPONENT_CONFIG,
"rebuild_export_list: Error while parsing new configuration file %s: %s",
config_path, config_GetErrorMsg());
return 0;
}
/* Create the new exports list */
status = ReadExports(config_struct, &temp_exportlist);
if(status < 0)
{
LogCrit(COMPONENT_CONFIG,
"rebuild_export_list: Error while parsing export entries");
return status;
}
else if(status == 0)
{
LogWarn(COMPONENT_CONFIG,
"rebuild_export_list: No export entries found in configuration file !!!");
return 0;
}
return 1;
#else
return 0;
#endif
}
int nfs_get_fsalpathlib_conf(char *configPath, path_str_t * PathLib, unsigned int *plen)
{
int var_max;
int var_index;
int err;
char *key_name;
char *key_value;
config_item_t block;
unsigned int found = FALSE;
config_file_t config_struct;
unsigned int index=0 ;
/* Is the config tree initialized ? */
if(configPath == NULL || PathLib == NULL)
LogFatal(COMPONENT_CONFIG,
"nfs_get_fsalpathlib_conf configPath=%p PathLib=%p",
configPath, PathLib);
config_struct = config_ParseFile(configPath);
if(!config_struct)
LogFatal(COMPONENT_CONFIG,
"Error while parsing %s: %s",
configPath, config_GetErrorMsg());
/* Get the config BLOCK */
if((block = config_FindItemByName(config_struct, CONF_LABEL_NFS_CORE)) == NULL)
{
LogFatal(COMPONENT_CONFIG,
"Cannot read item \"%s\" from configuration file",
CONF_LABEL_NFS_CORE);
}
else if(config_ItemType(block) != CONFIG_ITEM_BLOCK)
{
/* Expected to be a block */
LogFatal(COMPONENT_CONFIG,
"Item \"%s\" is expected to be a block",
CONF_LABEL_NFS_CORE);
}
var_max = config_GetNbItems(block);
for(var_index = 0; var_index < var_max; var_index++)
{
config_item_t item;
item = config_GetItemByIndex(block, var_index);
/* Get key's name */
if((err = config_GetKeyValue(item, &key_name, &key_value)) != 0)
{
LogFatal(COMPONENT_CONFIG,
"Error reading key[%d] from section \"%s\" of configuration file.",
var_index, CONF_LABEL_NFS_CORE);
}
if(!strcasecmp(key_name, "FSAL_Shared_Library"))
{
strncpy(PathLib[index], key_value, MAXPATHLEN);
index += 1 ;
found = TRUE;
/* Do not exceed array size */
if( index == *plen )
break ;
}
}
if(!found)
{
LogFatal(COMPONENT_CONFIG,
"FSAL_Shared_Library not found");
return 1;
}
*plen = index ;
return 0;
} /* nfs_get_fsalpathlib_conf */
int main(int argc, char *argv[])
{
char *tempo_exec_name = NULL;
char localmachine[MAXHOSTNAMELEN + 1];
int c;
int pidfile;
#ifndef HAVE_DAEMON
pid_t son_pid;
#endif
sigset_t signals_to_block;
/* Set the server's boot time and epoch */
now(&ServerBootTime);
ServerEpoch = (time_t) ServerBootTime.tv_sec;
tempo_exec_name = strrchr(argv[0], '/');
if (tempo_exec_name != NULL) {
exec_name = gsh_strdup(tempo_exec_name + 1);
if (!exec_name) {
fprintf(stderr,
"Unable to allocate memory for exec name, exiting...\n");
exit(1);
}
}
if (*exec_name == '\0')
exec_name = argv[0];
/* get host name */
if (gethostname(localmachine, sizeof(localmachine)) != 0) {
fprintf(stderr, "Could not get local host name, exiting...\n");
exit(1);
} else {
host_name = gsh_strdup(localmachine);
if (!host_name) {
fprintf(stderr,
"Unable to allocate memory for hostname, exiting...\n");
exit(1);
}
}
/* now parsing options with getopt */
while ((c = getopt(argc, argv, options)) != EOF) {
switch (c) {
case '@':
/* A litlle backdoor to keep track of binary versions */
printf("%s compiled on %s at %s\n", exec_name, __DATE__,
__TIME__);
printf("Release = %s\n", VERSION);
printf("Release comment = %s\n", VERSION_COMMENT);
printf("Git HEAD = %s\n", _GIT_HEAD_COMMIT);
printf("Git Describe = %s\n", _GIT_DESCRIBE);
exit(0);
break;
case 'L':
/* Default Log */
log_path = gsh_strdup(optarg);
if (!log_path) {
fprintf(stderr,
"Unable to allocate memory for log path.\n");
exit(1);
}
break;
case 'N':
/* debug level */
debug_level = ReturnLevelAscii(optarg);
if (debug_level == -1) {
fprintf(stderr,
"Invalid value for option 'N': NIV_NULL, NIV_MAJ, NIV_CRIT, NIV_EVENT, NIV_DEBUG, NIV_MID_DEBUG or NIV_FULL_DEBUG expected.\n");
exit(1);
}
break;
case 'f':
/* config file */
config_path = gsh_strdup(optarg);
if (!config_path) {
fprintf(stderr,
"Unable to allocate memory for config path.\n");
exit(1);
}
break;
case 'p':
/* PID file */
pidfile_path = gsh_strdup(optarg);
if (!pidfile_path) {
fprintf(stderr,
"Path %s too long for option 'f'.\n",
optarg);
exit(1);
}
break;
case 'd':
/* Detach or not detach ? */
detach_flag = true;
break;
case 'R':
/* Shall we manage RPCSEC_GSS ? */
fprintf(stderr,
"\n\nThe -R flag is deprecated, use this syntax in the configuration file instead:\n\n");
fprintf(stderr, "NFS_KRB5\n");
fprintf(stderr, "{\n");
fprintf(stderr,
"\tPrincipalName = nfs@<your_host> ;\n");
fprintf(stderr, "\tKeytabPath = /etc/krb5.keytab ;\n");
fprintf(stderr, "\tActive_krb5 = true ;\n");
fprintf(stderr, "}\n\n\n");
exit(1);
break;
case 'T':
/* Dump the default configuration on stdout */
my_nfs_start_info.dump_default_config = true;
break;
case 'E':
ServerEpoch = (time_t) atoll(optarg);
break;
case '?':
case 'h':
default:
/* display the help */
fprintf(stderr, usage, exec_name);
exit(0);
break;
}
}
/* initialize memory and logging */
nfs_prereq_init(exec_name, host_name, debug_level, log_path);
LogEvent(COMPONENT_MAIN,
"%s Starting: Version %s, built at %s %s on %s",
exec_name, GANESHA_VERSION, __DATE__, __TIME__, BUILD_HOST);
/* Start in background, if wanted */
if (detach_flag) {
#ifdef HAVE_DAEMON
/* daemonize the process (fork, close xterm fds,
* detach from parent process) */
if (daemon(0, 0))
LogFatal(COMPONENT_MAIN,
"Error detaching process from parent: %s",
strerror(errno));
#else
/* Step 1: forking a service process */
switch (son_pid = fork()) {
case -1:
/* Fork failed */
LogFatal(COMPONENT_MAIN,
"Could not start nfs daemon (fork error %d (%s)",
errno, strerror(errno));
break;
case 0:
/* This code is within the son (that will actually work)
* Let's make it the leader of its group of process */
if (setsid() == -1) {
LogFatal(COMPONENT_MAIN,
"Could not start nfs daemon (setsid error %d (%s)",
errno, strerror(errno));
}
break;
default:
/* This code is within the parent process,
* it is useless, it must die */
LogFullDebug(COMPONENT_MAIN,
"Starting a child of pid %d",
son_pid);
exit(0);
break;
}
#endif
}
/* Make sure Linux file i/o will return with error
* if file size is exceeded. */
#ifdef _LINUX
signal(SIGXFSZ, SIG_IGN);
#endif
/* Echo PID into pidfile */
pidfile = open(pidfile_path, O_CREAT | O_RDWR, 0644);
if (pidfile == -1) {
LogFatal(COMPONENT_MAIN, "Can't open pid file %s for writing",
pidfile_path);
} else {
char linebuf[1024];
struct flock lk;
/* Try to obtain a lock on the file */
lk.l_type = F_WRLCK;
lk.l_whence = SEEK_SET;
lk.l_start = (off_t) 0;
lk.l_len = (off_t) 0;
if (fcntl(pidfile, F_SETLK, &lk) == -1)
LogFatal(COMPONENT_MAIN, "Ganesha already started");
/* Put pid into file, then close it */
(void)snprintf(linebuf, sizeof(linebuf), "%u\n", getpid());
if (write(pidfile, linebuf, strlen(linebuf)) == -1)
LogCrit(COMPONENT_MAIN, "Couldn't write pid to file %s",
pidfile_path);
}
/* Set up for the signal handler.
* Blocks the signals the signal handler will handle.
*/
sigemptyset(&signals_to_block);
sigaddset(&signals_to_block, SIGTERM);
sigaddset(&signals_to_block, SIGHUP);
sigaddset(&signals_to_block, SIGPIPE);
if (pthread_sigmask(SIG_BLOCK, &signals_to_block, NULL) != 0)
LogFatal(COMPONENT_MAIN,
"Could not start nfs daemon, pthread_sigmask failed");
/* Parse the configuration file so we all know what is going on. */
if (config_path == NULL) {
LogFatal(COMPONENT_INIT,
"start_fsals: No configuration file named.");
return 1;
}
config_struct = config_ParseFile(config_path);
if (!config_struct) {
LogFatal(COMPONENT_INIT, "Error while parsing %s: %s",
config_path, config_GetErrorMsg());
}
/* We need all the fsal modules loaded so we can have
* the list available at exports parsing time.
*/
start_fsals(config_struct);
/* parse configuration file */
if (nfs_set_param_from_conf(config_struct, &my_nfs_start_info)) {
LogFatal(COMPONENT_INIT,
"Error setting parameters from configuration file.");
}
if (nfs_check_param_consistency()) {
LogFatal(COMPONENT_INIT,
"Inconsistent parameters found. Exiting...");
}
if (init_fsals(config_struct)) { /* init the FSALs from the config */
LogFatal(COMPONENT_INIT,
"FSALs could not initialize. Exiting...");
}
/* freeing syntax tree : */
config_Free(config_struct);
/* Everything seems to be OK! We can now start service threads */
nfs_start(&my_nfs_start_info);
return 0;
}