69 lines
1.9 KiB
C
69 lines
1.9 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "mcollectd.h"
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#include <mjson.h>
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#define MODULE_NAME "disk"
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static struct {
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struct {
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char *sellect_or_ignore;
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char *disk_regular_expression;
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}match;
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}module;
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static int module_scan_json(const char *collectd_path)
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{
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int len = 10 * strlen(collectd_path), ret = -1;
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char *buf = malloc(len);
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if (buf == NULL) {
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ERROR("%s: malloc failed\n", MODULE_NAME);
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goto out;
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}
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// match-sellect_or_ignore
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snprintf(buf, len, "%s/%s/match/%s", collectd_path, MODULE_NAME,
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SYSKEY_GLOBAL_INFO_COLLECTD_MATCH_SELLECT_OR_IGNORE);
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module.match.sellect_or_ignore = mjson_fetch_string(buf);
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// match-disk_regular_expression
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snprintf(buf, len, "%s/%s/match/%s", collectd_path, MODULE_NAME,
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SYSKEY_GLOBAL_INFO_COLLECTD_DISK_MATCH_DISK);
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module.match.disk_regular_expression = mjson_fetch_string(buf);
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ret = 0;
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out:
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free(buf);
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return ret;
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}
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int module_make_conf(const char *collectd_path, FILE *fp)
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{
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DEBUG(BASE, "make config for collectd_%s\n", MODULE_NAME);
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if (module_scan_json(collectd_path) < 0) {
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ERROR("%s: scan json failed\n", MODULE_NAME);
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return -1;
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}
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fprintf(fp, "LoadPlugin %s\n", MODULE_NAME);
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fprintf(fp, "<Plugin %s>\n", MODULE_NAME);
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if (module.match.sellect_or_ignore != NULL)
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fprintf(fp, "\tIgnoreSelected %s\n",
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strcmp(module.match.sellect_or_ignore, "sellect") != 0 ?
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"true" : "false");
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if (module.match.disk_regular_expression != NULL &&
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strcmp(module.match.disk_regular_expression,
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SYSKEY_GLOBAL_INFO_COLLECTD_MATCH_ALL))
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fprintf(fp, "\tDisk \"/%s/\"\n", module.match.disk_regular_expression);
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fprintf(fp, "</Plugin>\n");
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return 0;
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}
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void module_init(void)
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{
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mcollectd_register(module_make_conf);
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}
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