/**
* collectd - src/utils_cms_putval.c
- * Copyright (C) 2007 Florian octo Forster
+ * Copyright (C) 2007-2009 Florian octo Forster
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
#include "common.h"
#include "plugin.h"
+#include "utils_parse_option.h"
+
#define print_to_socket(fh, ...) \
if (fprintf (fh, __VA_ARGS__) < 0) { \
char errbuf[1024]; \
return -1; \
}
-static int parse_value (const data_set_t *ds, value_list_t *vl,
- const char *type,
+static int dispatch_values (const data_set_t *ds, value_list_t *vl,
FILE *fh, char *buffer)
{
char *dummy;
*value_str = '\0'; value_str++;
vl->time = (time_t) atoi (time_str);
- if (vl->time == 0)
- vl->time = time (NULL);
i = 0;
dummy = value_str;
break;
}
- if (strcmp (ptr, "U") == 0)
+ if ((strcmp (ptr, "U") == 0) && (ds->ds[i].type == DS_TYPE_GAUGE))
vl->values[i].gauge = NAN;
- else if (ds->ds[i].type == DS_TYPE_COUNTER)
- vl->values[i].counter = atoll (ptr);
- else if (ds->ds[i].type == DS_TYPE_GAUGE)
- vl->values[i].gauge = atof (ptr);
+ else if (0 != parse_value (ptr, &vl->values[i], ds->ds[i]))
+ {
+ print_to_socket (fh, "-1 Failed to parse value `%s'.\n", ptr);
+ return (-1);
+ }
i++;
} /* while (strtok_r) */
{
char identifier[128];
FORMAT_VL (identifier, sizeof (identifier), vl, ds);
- ERROR ("cmd putval: parse_value: "
+ ERROR ("cmd putval: dispatch_values: "
"Number of values incorrect: "
"Got %i, expected %i. Identifier is `%s'.",
i, vl->values_len, identifier);
return (-1);
}
- plugin_dispatch_values (type, vl);
+ plugin_dispatch_values (vl);
return (0);
-} /* int parse_value */
+} /* int dispatch_values */
-static int parse_option (value_list_t *vl, char *buffer)
+static int set_option (value_list_t *vl, const char *key, const char *value)
{
- char *option = buffer;
- char *value;
-
- if ((vl == NULL) || (option == NULL))
+ if ((vl == NULL) || (key == NULL) || (value == NULL))
return (-1);
- value = strchr (option, '=');
- if (value == NULL)
- return (-1);
- *value = '\0'; value++;
-
- if (strcasecmp ("interval", option) == 0)
+ if (strcasecmp ("interval", key) == 0)
{
- vl->interval = atoi (value);
- if (vl->interval <= 0)
- vl->interval = interval_g;
+ int tmp;
+ char *endptr;
+
+ endptr = NULL;
+ errno = 0;
+ tmp = strtol (value, &endptr, 0);
+
+ if ((errno == 0) && (endptr != NULL)
+ && (endptr != value) && (tmp > 0))
+ vl->interval = tmp;
}
else
return (1);
return (0);
} /* int parse_option */
-int handle_putval (FILE *fh, char **fields, int fields_num)
+int handle_putval (FILE *fh, char *buffer)
{
+ char *command;
+ char *identifier;
char *hostname;
char *plugin;
char *plugin_instance;
char *type;
char *type_instance;
int status;
- int i;
+ int values_submitted;
char *identifier_copy;
const data_set_t *ds;
value_list_t vl = VALUE_LIST_INIT;
- if (fields_num < 3)
+ DEBUG ("utils_cmd_putval: handle_putval (fh = %p, buffer = %s);",
+ (void *) fh, buffer);
+
+ command = NULL;
+ status = parse_string (&buffer, &command);
+ if (status != 0)
+ {
+ print_to_socket (fh, "-1 Cannot parse command.\n");
+ return (-1);
+ }
+ assert (command != NULL);
+
+ if (strcasecmp ("PUTVAL", command) != 0)
{
- DEBUG ("cmd putval: Wrong number of fields: %i",
- fields_num);
- print_to_socket (fh, "-1 Wrong number of fields: Got %i, "
- "expected at least 3.\n",
- fields_num);
+ print_to_socket (fh, "-1 Unexpected command: `%s'.\n", command);
return (-1);
}
+ identifier = NULL;
+ status = parse_string (&buffer, &identifier);
+ if (status != 0)
+ {
+ print_to_socket (fh, "-1 Cannot parse identifier.\n");
+ return (-1);
+ }
+ assert (identifier != NULL);
+
/* parse_identifier() modifies its first argument,
* returning pointers into it */
- identifier_copy = sstrdup (fields[1]);
+ identifier_copy = sstrdup (identifier);
status = parse_identifier (identifier_copy, &hostname,
&plugin, &plugin_instance,
&type, &type_instance);
if (status != 0)
{
- DEBUG ("cmd putval: Cannot parse `%s'", fields[1]);
- print_to_socket (fh, "-1 Cannot parse identifier.\n");
+ DEBUG ("handle_putval: Cannot parse identifier `%s'.",
+ identifier);
+ print_to_socket (fh, "-1 Cannot parse identifier `%s'.\n",
+ identifier);
sfree (identifier_copy);
return (-1);
}
sstrncpy (vl.host, hostname, sizeof (vl.host));
sstrncpy (vl.plugin, plugin, sizeof (vl.plugin));
+ sstrncpy (vl.type, type, sizeof (vl.type));
if (plugin_instance != NULL)
sstrncpy (vl.plugin_instance, plugin_instance, sizeof (vl.plugin_instance));
if (type_instance != NULL)
ds = plugin_get_ds (type);
if (ds == NULL) {
+ print_to_socket (fh, "-1 Type `%s' isn't defined.\n", type);
sfree (identifier_copy);
return (-1);
}
+ /* Free identifier_copy */
+ hostname = NULL;
+ plugin = NULL; plugin_instance = NULL;
+ type = NULL; type_instance = NULL;
+ sfree (identifier_copy);
+
vl.values_len = ds->ds_num;
vl.values = (value_t *) malloc (vl.values_len * sizeof (value_t));
if (vl.values == NULL)
{
print_to_socket (fh, "-1 malloc failed.\n");
- sfree (identifier_copy);
return (-1);
}
/* All the remaining fields are part of the optionlist. */
- for (i = 2; i < fields_num; i++)
+ values_submitted = 0;
+ while (*buffer != 0)
{
- if (strchr (fields[i], ':') != NULL)
+ char *string = NULL;
+ char *value = NULL;
+
+ status = parse_option (&buffer, &string, &value);
+ if (status < 0)
{
- /* It's parse_value's job to write an error to `fh'.
- * This is not the case with `parse_option below.
- * Neither will write an success message. */
- if (parse_value (ds, &vl, type, fh, fields[i]) != 0)
- break;
+ /* parse_option failed, buffer has been modified.
+ * => we need to abort */
+ print_to_socket (fh, "-1 Misformatted option.\n");
+ return (-1);
}
- else if (strchr (fields[i], '=') != NULL)
+ else if (status == 0)
{
- if (parse_option (&vl, fields[i]) != 0)
- {
- print_to_socket (fh, "-1 Error parsing option `%s'\n",
- fields[i]);
- break;
- }
+ assert (string != NULL);
+ assert (value != NULL);
+ set_option (&vl, string, value);
+ continue;
}
- else
+ /* else: parse_option but buffer has not been modified. This is
+ * the default if no `=' is found.. */
+
+ status = parse_string (&buffer, &string);
+ if (status != 0)
{
- WARNING ("cmd putval: handle_putval: "
- "Cannot parse field #%i `%s'; "
- "Ignoring it.\n",
- i, fields[i]);
+ print_to_socket (fh, "-1 Misformatted value.\n");
+ return (-1);
}
- }
+ assert (string != NULL);
+
+ status = dispatch_values (ds, &vl, fh, string);
+ if (status != 0)
+ {
+ /* An error has already been printed. */
+ return (-1);
+ }
+ values_submitted++;
+ } /* while (*buffer != 0) */
/* Done parsing the options. */
- if (i == fields_num)
- print_to_socket (fh, "0 Success\n");
+ print_to_socket (fh, "0 Success: %i %s been dispatched.\n",
+ values_submitted,
+ (values_submitted == 1) ? "value has" : "values have");
sfree (vl.values);
- sfree (identifier_copy);
return (0);
} /* int handle_putval */