/*
* out_xml_event.c Event based XML output
*
* Copyright (c) 2001-2005 Thomas Graf <tgraf@suug.ch>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include <bmon/bmon.h>
#include <bmon/node.h>
#include <bmon/output.h>
#include <bmon/graph.h>
#include <bmon/input.h>
#include <bmon/utils.h>
static const char *c_file;
static FILE *outfd;
static void write_attr(stat_attr_t *a, void *arg)
{
fprintf(outfd,
"<attr name=\"%s\" rx=\"%" PRIu64 "\" tx=\"%" PRIu64 "\" />\n",
type2name(a->a_type), attr_get_rx(a), attr_get_tx(a));
}
static void write_per_item(item_t *it, void *arg)
{
fprintf(outfd, "<item index=\"%d\" name=\"%s\" handle=\"%d\" " \
"level=\"%d\" ischild=\"%d\" parent=\"%d\" >\n",
it->i_index, it->i_name, it->i_handle, it->i_level,
!!(it->i_flags & ITEM_FLAG_IS_CHILD), it->i_parent);
foreach_attr(it, &write_attr, NULL);
fprintf(outfd, "</item>\n");
}
static void write_per_node(node_t *node, void *arg)
{
fprintf(outfd, "<node index=\"%d\" name=\"%s\" from=\"%s\">\n",
node->n_index, node->n_name, node->n_from ? : "local");
foreach_item(node, write_per_item, (void *) node);
fprintf(outfd, "</node>\n");
}
void xml_event_draw(void)
{
if (outfd == NULL) {
if (c_file) {
umask(0133);
outfd = fopen(c_file, "w");
if (outfd == NULL)
quit("fopen(%s) failed: %s\n",
c_file, strerror(errno));
} else
outfd = stdout;
fprintf(outfd,
"<?xml version=\"1.0\"?>\n" \
"<eventfile start=\"%llu\">\n",
(unsigned long long) time(0));
}
fprintf(outfd,
"<update ts_sec=\"%" PRId64 "\" ts_usec=\"%" PRId64 "\">\n",
rtiming.rt_last_read.tv_sec, rtiming.rt_last_read.tv_usec);
foreach_node(write_per_node, NULL);
fprintf(outfd, "</update>\n");
}
static void print_module_help(void)
{
printf(
"xml_event - Event Based XML Output\n" \
"\n" \
" XML based event output, outputs counter as-is in a flow\n" \
" of XML objects.\n" \
" Author: Thomas Graf <tgraf@suug.ch>\n" \
"\n" \
" Options:\n" \
" path=FILE Output file (default: stdout)\n");
}
static void xml_event_set_opts(tv_t *attrs)
{
while (attrs) {
if (!strcasecmp(attrs->type, "path") && attrs->value)
c_file = attrs->value;
else if (!strcasecmp(attrs->type, "help")) {
print_module_help();
exit(0);
}
attrs = attrs->next;
}
}
static void xml_event_shutdown(void)
{
if (outfd) {
fprintf(outfd, "</eventfile>");
fclose(outfd);
}
}
static int xml_event_probe(void)
{
return 1;
}
static struct output_module xml_event_ops = {
.om_name = "xml_event",
.om_draw = xml_event_draw,
.om_set_opts = xml_event_set_opts,
.om_probe = xml_event_probe,
.om_shutdown = xml_event_shutdown,
};
static void __init xml_event_init(void)
{
register_secondary_output_module(&xml_event_ops);
}
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