void
initializeArgHandler(void)
{
struct cmd_syndesc *cptr;
cmd_SetBeforeProc(MyBeforeProc, NULL);
cptr = cmd_CreateSyntax(NULL, argHandler, NULL, 0, "Backup database server");
cmd_AddParm(cptr, "-database", CMD_SINGLE, CMD_OPTIONAL,
"database directory");
cmd_AddParm(cptr, "-cellservdb", CMD_SINGLE, CMD_OPTIONAL,
"cell configuration directory");
cmd_AddParm(cptr, "-resetdb", CMD_FLAG, CMD_OPTIONAL,
"truncate the database");
cmd_AddParm(cptr, "-noauth", CMD_FLAG, CMD_OPTIONAL,
"run without authentication");
cmd_AddParm(cptr, "-smallht", CMD_FLAG, CMD_OPTIONAL,
"use small hash tables");
cmd_AddParm(cptr, "-servers", CMD_LIST, CMD_OPTIONAL,
"list of ubik database servers");
cmd_AddParm(cptr, "-ubikbuffers", CMD_SINGLE, CMD_OPTIONAL,
"the number of ubik buffers");
cmd_AddParm(cptr, "-auditlog", CMD_SINGLE, CMD_OPTIONAL,
"audit log path");
cmd_AddParm(cptr, "-p", CMD_SINGLE, CMD_OPTIONAL,
"number of processes");
cmd_AddParm(cptr, "-rxbind", CMD_FLAG, CMD_OPTIONAL,
"bind the Rx socket (primary interface only)");
cmd_AddParm(cptr, "-audit-interface", CMD_SINGLE, CMD_OPTIONAL,
"audit interface (file or sysvmq)");
cmd_AddParm(cptr, "-transarc-logs", CMD_FLAG, CMD_OPTIONAL,
"enable Transarc style logging");
}
int
main(int argc, char **argv)
{ /*main */
char *targv[MAXV]; /*Ptr to parsed argv stuff */
afs_int32 targc; /*Num parsed arguments */
afs_int32 code; /*Return code */
struct cmd_syndesc *ts; /*Ptr to parsed command line */
int i;
#ifdef AFS_AIX32_ENV
/*
* The following signal action for AIX is necessary so that in case of a
* crash (i.e. core is generated) we can include the user's data section
* in the core dump. Unfortunately, by default, only a partial core is
* generated which, in many cases, isn't too useful.
*/
struct sigaction nsa;
sigemptyset(&nsa.sa_mask);
nsa.sa_handler = SIG_DFL;
nsa.sa_flags = SA_FULLDUMP;
sigaction(SIGSEGV, &nsa, NULL);
#endif
Lock_Init(&dispatchLock);
InitErrTabs(); /* init all the error tables which may be used */
/* setup the default backup dir */
DefaultConfDir = AFSDIR_SERVER_BACKUP_DIRPATH;
/* Get early warning if the command is interacive mode or not */
interact = (((argc < 2) || (argv[1][0] == '-')) ? 1 : 0);
cmd_SetBeforeProc(MyBeforeProc, NULL);
ts = cmd_CreateSyntax("dump", bc_DumpCmd, NULL, "start dump");
cmd_AddParm(ts, "-volumeset", CMD_SINGLE, CMD_OPTIONAL,
"volume set name");
cmd_AddParm(ts, "-dump", CMD_SINGLE, CMD_OPTIONAL, "dump level name");
cmd_AddParm(ts, "-portoffset", CMD_SINGLE, CMD_OPTIONAL,
"TC port offset");
cmd_AddParm(ts, "-at", CMD_LIST, CMD_OPTIONAL, "Date/time to start dump");
cmd_AddParm(ts, "-append", CMD_FLAG, CMD_OPTIONAL,
"append to existing dump set");
cmd_AddParm(ts, "-dryrun", CMD_FLAG, CMD_OPTIONAL,
"list what would be done, don't do it");
cmd_AddParmAlias(ts, 5, "-n");
cmd_AddParm(ts, "-file", CMD_SINGLE, CMD_OPTIONAL, "load file");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("volrestore", bc_VolRestoreCmd, NULL,
"restore volume");
cmd_AddParm(ts, "-server", CMD_SINGLE, CMD_REQUIRED,
"destination machine");
cmd_AddParm(ts, "-partition", CMD_SINGLE, CMD_REQUIRED,
"destination partition");
cmd_AddParm(ts, "-volume", CMD_LIST, CMD_REQUIRED,
"volume(s) to restore");
cmd_AddParm(ts, "-extension", CMD_SINGLE, CMD_OPTIONAL,
"new volume name extension");
cmd_AddParm(ts, "-date", CMD_LIST, CMD_OPTIONAL,
"date from which to restore");
cmd_AddParm(ts, "-portoffset", CMD_LIST, CMD_OPTIONAL, "TC port offsets");
cmd_AddParm(ts, "-dryrun", CMD_FLAG, CMD_OPTIONAL,
"list what would be done, don't do it");
cmd_AddParmAlias(ts, 6, "-n");
cmd_AddParm(ts, "-usedump", CMD_SINGLE, CMD_OPTIONAL,
"specify the dumpID to restore from");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("diskrestore", bc_DiskRestoreCmd, NULL,
"restore partition");
cmd_AddParm(ts, "-server", CMD_SINGLE, CMD_REQUIRED,
"machine to restore");
cmd_AddParm(ts, "-partition", CMD_SINGLE, CMD_REQUIRED,
"partition to restore");
cmd_AddParm(ts, "-portoffset", CMD_LIST, CMD_OPTIONAL, "TC port offset");
cmd_Seek(ts, 8);
cmd_AddParm(ts, "-newserver", CMD_SINGLE, CMD_OPTIONAL,
"destination machine");
cmd_AddParm(ts, "-newpartition", CMD_SINGLE, CMD_OPTIONAL,
"destination partition");
cmd_AddParm(ts, "-extension", CMD_SINGLE, CMD_OPTIONAL,
"new volume name extension");
cmd_AddParm(ts, "-dryrun", CMD_FLAG, CMD_OPTIONAL,
"list what would be done, don't do it");
cmd_AddParmAlias(ts, 11, "-n");
if (!interact)
add_std_args(ts);
cmd_CreateSyntax("quit", bc_QuitCmd, NULL, "leave the program");
ts = cmd_CreateSyntax("volsetrestore", bc_VolsetRestoreCmd, NULL,
"restore a set of volumes");
cmd_AddParm(ts, "-name", CMD_SINGLE, CMD_OPTIONAL, "volume set name");
cmd_AddParm(ts, "-file", CMD_SINGLE, CMD_OPTIONAL, "file name");
cmd_AddParm(ts, "-portoffset", CMD_LIST, CMD_OPTIONAL, "TC port offset");
cmd_AddParm(ts, "-extension", CMD_SINGLE, CMD_OPTIONAL,
"new volume name extension");
cmd_AddParm(ts, "-dryrun", CMD_FLAG, CMD_OPTIONAL,
"list what would be done, don't do it");
cmd_AddParmAlias(ts, 4, "-n");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("addhost", bc_AddHostCmd, NULL, "add host to config");
cmd_AddParm(ts, "-tapehost", CMD_SINGLE, CMD_REQUIRED,
"tape machine name");
cmd_AddParm(ts, "-portoffset", CMD_SINGLE, CMD_OPTIONAL,
"TC port offset");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("delhost", bc_DeleteHostCmd, NULL,
"delete host to config");
cmd_AddParm(ts, "-tapehost", CMD_SINGLE, CMD_REQUIRED,
"tape machine name");
cmd_AddParm(ts, "-portoffset", CMD_SINGLE, CMD_OPTIONAL,
"TC port offset");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("listhosts", bc_ListHostsCmd, NULL,
"list config hosts");
if (!interact)
add_std_args(ts);
cmd_CreateSyntax("jobs", bc_JobsCmd, NULL, "list running jobs");
ts = cmd_CreateSyntax("kill", bc_KillCmd, NULL, "kill running job");
cmd_AddParm(ts, "-id", CMD_SINGLE, CMD_REQUIRED,
"job ID or dump set name");
ts = cmd_CreateSyntax("listvolsets", bc_ListVolSetCmd, NULL,
"list volume sets");
cmd_AddParm(ts, "-name", CMD_SINGLE, CMD_OPTIONAL, "volume set name");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("listdumps", bc_ListDumpScheduleCmd, NULL,
"list dump schedules");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("addvolset", bc_AddVolSetCmd, NULL,
"create a new volume set");
cmd_AddParm(ts, "-name", CMD_SINGLE, CMD_REQUIRED, "volume set name");
cmd_AddParm(ts, "-temporary", CMD_FLAG, CMD_OPTIONAL,
"temporary volume set");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("status", bc_GetTapeStatusCmd, NULL,
"get tape coordinator status");
cmd_AddParm(ts, "-portoffset", CMD_SINGLE, CMD_OPTIONAL,
"TC port offset");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("delvolset", bc_DeleteVolSetCmd, NULL,
"delete a volume set");
cmd_AddParm(ts, "-name", CMD_LIST, CMD_REQUIRED, "volume set name");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("addvolentry", bc_AddVolEntryCmd, NULL,
"add a new volume entry");
cmd_AddParm(ts, "-name", CMD_SINGLE, CMD_REQUIRED, "volume set name");
cmd_AddParm(ts, "-server", CMD_SINGLE, CMD_REQUIRED, "machine name");
cmd_AddParm(ts, "-partition", CMD_SINGLE, CMD_REQUIRED, "partition name");
cmd_AddParm(ts, "-volumes", CMD_SINGLE, CMD_REQUIRED,
"volume name (regular expression)");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("delvolentry", bc_DeleteVolEntryCmd, NULL,
"delete a volume set sub-entry");
cmd_AddParm(ts, "-name", CMD_SINGLE, CMD_REQUIRED, "volume set name");
cmd_AddParm(ts, "-entry", CMD_SINGLE, CMD_REQUIRED, "volume set index");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("adddump", bc_AddDumpCmd, NULL, "add dump schedule");
cmd_AddParm(ts, "-dump", CMD_LIST, CMD_REQUIRED, "dump level name");
cmd_AddParm(ts, "-expires", CMD_LIST, CMD_OPTIONAL, "expiration date");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("deldump", bc_DeleteDumpCmd, NULL,
"delete dump schedule");
cmd_AddParm(ts, "-dump", CMD_SINGLE, CMD_REQUIRED, "dump level name");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("labeltape", bc_LabelTapeCmd, NULL, "label a tape");
cmd_AddParm(ts, "-name", CMD_SINGLE, CMD_OPTIONAL,
"AFS tape name, defaults to NULL");
cmd_AddParm(ts, "-size", CMD_SINGLE, CMD_OPTIONAL,
"tape size in Kbytes, defaults to size in tapeconfig");
cmd_AddParm(ts, "-portoffset", CMD_SINGLE, CMD_OPTIONAL,
"TC port offset");
cmd_AddParm(ts, "-pname", CMD_SINGLE, CMD_OPTIONAL,
"permanent tape name");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("readlabel", bc_ReadLabelCmd, NULL,
"read the label on tape");
cmd_AddParm(ts, "-portoffset", CMD_SINGLE, CMD_OPTIONAL,
"TC port offset");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("scantape", bc_ScanDumpsCmd, NULL,
"dump information recovery from tape");
cmd_AddParm(ts, "-dbadd", CMD_FLAG, CMD_OPTIONAL,
"add information to the database");
cmd_AddParm(ts, "-portoffset", CMD_SINGLE, CMD_OPTIONAL,
"TC port offset");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("volinfo", bc_dblookupCmd, NULL,
"query the backup database");
cmd_AddParm(ts, "-volume", CMD_SINGLE, CMD_REQUIRED, "volume name");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("setexp", bc_SetExpCmd, NULL,
"set/clear dump expiration dates");
cmd_AddParm(ts, "-dump", CMD_LIST, CMD_REQUIRED, "dump level name");
cmd_AddParm(ts, "-expires", CMD_LIST, CMD_OPTIONAL, "expiration date");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("savedb", bc_saveDbCmd, NULL, "save backup database");
cmd_AddParm(ts, "-portoffset", CMD_SINGLE, CMD_OPTIONAL,
"TC port offset");
cmd_AddParm(ts, "-archive", CMD_LIST, CMD_OPTIONAL, "date time");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("restoredb", bc_restoreDbCmd, NULL,
"restore backup database");
cmd_AddParm(ts, "-portoffset", CMD_SINGLE, CMD_OPTIONAL,
"TC port offset");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("dumpinfo", bc_dumpInfoCmd, NULL,
"provide information about a dump in the database");
cmd_AddParm(ts, "-ndumps", CMD_SINGLE, CMD_OPTIONAL, "no. of dumps");
cmd_AddParm(ts, "-id", CMD_SINGLE, CMD_OPTIONAL, "dump id");
cmd_AddParm(ts, "-verbose", CMD_FLAG, CMD_OPTIONAL,
"detailed description");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("dbverify", bc_dbVerifyCmd, NULL,
"check ubik database integrity");
cmd_AddParm(ts, "-detail", CMD_FLAG, CMD_OPTIONAL, "additional details");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("deletedump", bc_deleteDumpCmd, NULL,
"delete dumps from the database");
cmd_AddParm(ts, "-dumpid", CMD_LIST, CMD_OPTIONAL, "dump id");
cmd_AddParm(ts, "-from", CMD_LIST, CMD_OPTIONAL, "date time");
cmd_AddParm(ts, "-to", CMD_LIST, CMD_OPTIONAL, "date time");
cmd_AddParm(ts, "-port", CMD_SINGLE, CMD_OPTIONAL, "TC port offset");
cmd_AddParm(ts, "-groupid", CMD_SINGLE, CMD_OPTIONAL, "group ID");
cmd_AddParm(ts, "-dbonly", CMD_FLAG, CMD_OPTIONAL,
"delete the dump from the backup database only");
cmd_AddParm(ts, "-force", CMD_FLAG, CMD_OPTIONAL,
"always delete from backup database");
cmd_AddParm(ts, "-noexecute", CMD_FLAG, CMD_OPTIONAL|CMD_HIDDEN, "");
cmd_AddParm(ts, "-dryrun", CMD_FLAG, CMD_OPTIONAL,
"list the dumps, don't delete anything");
cmd_AddParmAlias(ts, 8, "-n");
if (!interact)
add_std_args(ts);
ts = cmd_CreateSyntax("interactive", bc_interactCmd, NULL,
"enter interactive mode");
add_std_args(ts);
/*
* Now execute the command.
*/
targc = 0;
targv[targc++] = argv[0];
if (interact)
targv[targc++] = "interactive";
for (i = 1; i < argc; i++)
targv[targc++] = argv[i];
code = doDispatch(targc, targv, 1);
if (!interact || !bcInit) { /* Non-interactive mode */
if (code)
exit(-1);
if (bcInit)
code = bc_WaitForNoJobs(); /* wait for any jobs to finish */
exit(code); /* and exit */
}
/* Iterate on command lines, interpreting user commands (interactive mode) */
while (1) {
int ret;
printf("backup> ");
fflush(stdout);
while ((ret = LWP_GetLine(lineBuffer, sizeof(lineBuffer))) == 0)
printf("%s: Command line too long\n", whoami); /* line too long */
if (ret == -1)
return 0; /* Got EOF */
if (!LineIsBlank(lineBuffer)) {
code = cmd_ParseLine(lineBuffer, targv, &targc, MAXV);
if (code)
afs_com_err(whoami, code, "; Can't parse line: '%s'",
afs_error_message(code));
else {
doDispatch(targc, targv, 1);
cmd_FreeArgv(targv);
}
}
}
} /*main */
/*
* Split arguments into FUSE and afsd/libcmd arguments. To determine whether an
* argument is meant for FUSE or for the cmd interface, we pass the given
* argument to cmd_Dispatch, and see if our beforeProc is run (which we set to
* fuafsd_cmd_check). If it was run, the argument is acceptable to cmd; if it
* was not run, cmd doesn't know what to do with the argument, so we assume the
* argument is meant for FUSE. We can tell if fuafsd_cmd_check was run by the
* global fuafsd_cmd_accept bool, which is set to true when fuafsd_cmd_check is
* run.
*/
static void
split_args(const struct fuse_args *args)
{
int i;
cmd_SetBeforeProc(fuafsd_cmd_check, NULL);
nullfd = open("/dev/null", O_WRONLY);
stderr_save = dup(2);
if (nullfd < 0 || stderr_save < 0) {
perror("open/dup");
exit(1);
}
for (i = 0; args->argv[i]; ++i) {
int code;
char *arg = args->argv[i];
char *argv[3] = {args->argv[0], arg, NULL};
if (fuafsd_cmd_accept) {
fuse_opt_add_arg(&afsd_args, arg);
fuafsd_cmd_accept = 0;
continue;
}
/* redirect stderr to null, so libcmd doesn't print out
* an error message for unknown options */
if (dup2(nullfd, 2) < 0) {
perror("dup2");
exit(1);
}
code = cmd_Dispatch(2, argv);
if (dup2(stderr_save, 2) < 0) {
perror("dup2");
exit(1);
}
/* fuafsd_cmd_check should prevent the dispatch from succeeding;
* the only way we should be able to succeed is if -help was
* specified, so just exit */
if (code == 0) {
exit(1);
}
if (fuafsd_cmd_accept || code == CMD_TOOFEW) {
/* libcmd accepted the argument; must go to afsd */
fuse_opt_add_arg(&afsd_args, arg);
if (code == CMD_TOOFEW) {
/* flag takes another argument; get the next one, too */
fuafsd_cmd_accept = 1;
} else {
fuafsd_cmd_accept = 0;
}
} else {
/* libcmd doesn't recognize the argument; give it to FUSE */
fuse_opt_add_arg(&fuse_args, arg);
}
}
if (close(nullfd) < 0) {
perror("close");
}
if (close(stderr_save) < 0) {
perror("close");
}
cmd_SetBeforeProc(NULL, NULL);
}
