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/*
* Copyright (c) 2001-2003 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 1998-2001 University of Notre Dame.
* All rights reserved.
* Copyright (c) 1994-1998 The Ohio State University.
* All rights reserved.
*
* This file is part of the LAM/MPI software package. For license
* information, see the LICENSE file in the top level directory of the
* LAM/MPI source distribution.
*
* $HEADER$
*
* $Id: ssi_set_verbose.c,v 1.11 2003/08/21 12:17:44 jsquyres Exp $
*
*/
#include <lam_config.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <syslog.h>
#include <typical.h>
#include <lam-ssi.h>
#include <lamdebug.h>
#include <net.h>
#include <etc_misc.h>
/*
* Local functions
*/
static void parse_env(char *e, lam_debug_stream_info_t *lds, int *level);
int
lam_ssi_base_set_verbose(int index, lam_debug_stream_info_t *lds,
int *level, int *did)
{
char *e;
char prefix[BUFSIZ];
char mpi_file_suffix[BUFSIZ];
/* If the desired environment variable is defined, parse it, then
setup the debug stream as appropriate */
if ((e = lam_ssi_base_param_lookup_string(index)) != NULL) {
parse_env(e, lds, level);
free(e);
/* Setup a reasonable prefix */
if (lds->lds_prefix == NULL)
lds->lds_prefix = "";
snprintf(prefix, sizeof(prefix), "n%d<%d> ssi:%s", getnodeid(),
lam_getpid(), lds->lds_prefix);
lds->lds_prefix = prefix;
/* If this is an MPI job, we need to add the MPI_COMM_WORLD rank
number to the file suffix because there may be more than one of
them running on this node. Granted, this can happen for
non-MPI jobs as well, but the most common case is for multiple
MPI jobs, not multiple [pure] LAM jobs. */
if ((e = getenv("LAMRANK")) != NULL) {
snprintf(mpi_file_suffix, sizeof(mpi_file_suffix), "%s-%s",
e, lds->lds_file_suffix);
lds->lds_file_suffix = mpi_file_suffix;
}
/* Now we're all setup -- open the stream. */
*did = lam_debug_open(lds);
}
return 0;
}
/*
* Parse the value of an environment variable describing verbosity
*/
static void
parse_env(char *e, lam_debug_stream_info_t *lds, int *level)
{
int found = 0;
char *edup = strdup(e);
char *ptr = edup, *next;
/* Load up defaults */
if (lds->lds_fl_syslog == -1)
lds->lds_fl_syslog = 0;
if (lds->lds_syslog_priority == -1)
lds->lds_syslog_priority = LOG_INFO;
if (lds->lds_syslog_ident == NULL)
lds->lds_syslog_ident = "lam";
if (lds->lds_fl_stdout == -1)
lds->lds_fl_stdout = 0;
if (lds->lds_fl_file == -1)
lds->lds_fl_file = 0;
if (lds->lds_fl_file_append == -1)
lds->lds_fl_file_append = 1;
if (lds->lds_file_suffix == NULL)
lds->lds_file_suffix = "ssi.txt";
if (*level == -1)
*level = 0;
/* Now parse the environment variable */
while (ptr != NULL && strlen(ptr) > 0) {
next = strchr(ptr, ',');
if (next != NULL)
*next = '\0';
if (strcasecmp(ptr, "syslog") == 0)
found = lds->lds_fl_syslog = 1;
else if (strncasecmp(ptr, "syslogpri:", 10) == 0) {
found = lds->lds_fl_syslog = 1;
if (strcasecmp(ptr + 10, "notice") == 0)
lds->lds_syslog_priority = LOG_NOTICE;
else if (strcasecmp(ptr + 10, "INFO") == 0)
lds->lds_syslog_priority = LOG_INFO;
else if (strcasecmp(ptr + 10, "DEBUG") == 0)
lds->lds_syslog_priority = LOG_DEBUG;
} else if (strncasecmp(ptr, "syslogid:", 9) == 0) {
found = lds->lds_fl_syslog = 1;
lds->lds_syslog_ident = ptr + 9;
}
else if (strcasecmp(ptr, "stdout") == 0)
found = lds->lds_fl_stdout = 1;
else if (strcasecmp(ptr, "stderr") == 0)
found = lds->lds_fl_stderr = 1;
else if (strcasecmp(ptr, "file") == 0)
found = lds->lds_fl_file = 1;
else if (strncasecmp(ptr, "file:", 5) == 0) {
found = lds->lds_fl_file = 1;
lds->lds_file_suffix = ptr + 5;
} else if (strcasecmp(ptr, "fileappend") == 0) {
found = lds->lds_fl_file = 1;
lds->lds_fl_file_append = 1;
} else if (strncasecmp(ptr, "level", 5) == 0) {
*level = 1;
if (ptr[5] == ':')
*level = atoi(ptr + 6);
}
if (next == NULL)
break;
ptr = next + 1;
}
/* If we didn't find anything, and stderr wasn't set, turn it on */
if (e != NULL && found == 0 && *level >= 0 && lds->lds_fl_stderr == -1)
lds->lds_fl_stderr = 1;
free(edup);
}
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