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collectd.conf(5): Document the gRPC plugin.
[collectd.git]
/
src
/
rrdtool.c
diff --git
a/src/rrdtool.c
b/src/rrdtool.c
index
764d6d6
..
3cd6d6b
100644
(file)
--- a/
src/rrdtool.c
+++ b/
src/rrdtool.c
@@
-166,7
+166,7
@@
static int srrd_update (char *filename, char *template,
assert (template == NULL);
new_argc = 2 + argc;
assert (template == NULL);
new_argc = 2 + argc;
- new_argv =
(char **) malloc ((new_argc + 1) * sizeof (char *
));
+ new_argv =
malloc ((new_argc + 1) * sizeof (*new_argv
));
if (new_argv == NULL)
{
ERROR ("rrdtool plugin: malloc failed.");
if (new_argv == NULL)
{
ERROR ("rrdtool plugin: malloc failed.");
@@
-442,7
+442,7
@@
static void *rrd_queue_thread (void __attribute__((unused)) *data)
}
/* Update `tv_next_update' */
}
/* Update `tv_next_update' */
- if (write_rate > 0.0)
+ if (write_rate > 0.0)
{
gettimeofday (&tv_now, /* timezone = */ NULL);
tv_next_update.tv_sec = tv_now.tv_sec;
{
gettimeofday (&tv_now, /* timezone = */ NULL);
tv_next_update.tv_sec = tv_now.tv_sec;
@@
-480,7
+480,7
@@
static int rrd_queue_enqueue (const char *filename,
{
rrd_queue_t *queue_entry;
{
rrd_queue_t *queue_entry;
- queue_entry =
(rrd_queue_t *) malloc (sizeof (rrd_queue_t
));
+ queue_entry =
malloc (sizeof (*queue_entry
));
if (queue_entry == NULL)
return (-1);
if (queue_entry == NULL)
return (-1);
@@
-522,7
+522,7
@@
static int rrd_queue_dequeue (const char *filename,
{
if (strcmp (this->filename, filename) == 0)
break;
{
if (strcmp (this->filename, filename) == 0)
break;
-
+
prev = this;
this = this->next;
}
prev = this;
this = this->next;
}
@@
-588,7
+588,7
@@
static void rrd_cache_flush (cdtime_t timeout)
}
else /* ancient and no values -> waste of memory */
{
}
else /* ancient and no values -> waste of memory */
{
- char **tmp =
(char **) realloc ((void *)
keys,
+ char **tmp =
realloc (
keys,
(keys_num + 1) * sizeof (char *));
if (tmp == NULL)
{
(keys_num + 1) * sizeof (char *));
if (tmp == NULL)
{
@@
-607,7
+607,7
@@
static void rrd_cache_flush (cdtime_t timeout)
}
} /* while (c_avl_iterator_next) */
c_avl_iterator_destroy (iter);
}
} /* while (c_avl_iterator_next) */
c_avl_iterator_destroy (iter);
-
+
for (i = 0; i < keys_num; i++)
{
if (c_avl_remove (cache, keys[i], (void *) &key, (void *) &rc) != 0)
for (i = 0; i < keys_num; i++)
{
if (c_avl_remove (cache, keys[i], (void *) &key, (void *) &rc) != 0)
@@
-733,7
+733,10
@@
static int rrd_cache_insert (const char *filename,
{
rc = malloc (sizeof (*rc));
if (rc == NULL)
{
rc = malloc (sizeof (*rc));
if (rc == NULL)
+ {
+ pthread_mutex_unlock (&cache_lock);
return (-1);
return (-1);
+ }
rc->values_num = 0;
rc->values = NULL;
rc->first_value = 0;
rc->values_num = 0;
rc->values = NULL;
rc->first_value = 0;
@@
-753,7
+756,7
@@
static int rrd_cache_insert (const char *filename,
return (-1);
}
return (-1);
}
- values_new =
(char **)
realloc ((void *) rc->values,
+ values_new = realloc ((void *) rc->values,
(rc->values_num + 1) * sizeof (char *));
if (values_new == NULL)
{
(rc->values_num + 1) * sizeof (char *));
if (values_new == NULL)
{
@@
-1005,23
+1008,36
@@
static int rrd_config (const char *key, const char *value)
}
else if (strcasecmp ("DataDir", key) == 0)
{
}
else if (strcasecmp ("DataDir", key) == 0)
{
- if (datadir != NULL)
- free (datadir);
- datadir = strdup (value);
+ char *tmp;
+ size_t len;
+
+ tmp = strdup (value);
+ if (tmp == NULL)
+ {
+ ERROR ("rrdtool plugin: strdup failed.");
+ return (1);
+ }
+
+ len = strlen (tmp);
+ while ((len > 0) && (tmp[len - 1] == '/'))
+ {
+ len--;
+ tmp[len] = 0;
+ }
+
+ if (len == 0)
+ {
+ ERROR ("rrdtool plugin: Invalid \"DataDir\" option.");
+ sfree (tmp);
+ return (1);
+ }
+
if (datadir != NULL)
{
if (datadir != NULL)
{
- int len = strlen (datadir);
- while ((len > 0) && (datadir[len - 1] == '/'))
- {
- len--;
- datadir[len] = '\0';
- }
- if (len <= 0)
- {
- free (datadir);
- datadir = NULL;
- }
+ sfree (datadir);
}
}
+
+ datadir = tmp;
}
else if (strcasecmp ("StepSize", key) == 0)
{
}
else if (strcasecmp ("StepSize", key) == 0)
{
@@
-1071,7
+1087,7
@@
static int rrd_config (const char *key, const char *value)
while ((ptr = strtok_r (dummy, ", \t", &saveptr)) != NULL)
{
dummy = NULL;
while ((ptr = strtok_r (dummy, ", \t", &saveptr)) != NULL)
{
dummy = NULL;
-
+
tmp_alloc = realloc (rrdcreate_config.timespans,
sizeof (int) * (rrdcreate_config.timespans_num + 1));
if (tmp_alloc == NULL)
tmp_alloc = realloc (rrdcreate_config.timespans,
sizeof (int) * (rrdcreate_config.timespans_num + 1));
if (tmp_alloc == NULL)
@@
-1204,6
+1220,7
@@
static int rrd_init (void)
cache = c_avl_create ((int (*) (const void *, const void *)) strcmp);
if (cache == NULL)
{
cache = c_avl_create ((int (*) (const void *, const void *)) strcmp);
if (cache == NULL)
{
+ pthread_mutex_unlock (&cache_lock);
ERROR ("rrdtool plugin: c_avl_create failed.");
return (-1);
}
ERROR ("rrdtool plugin: c_avl_create failed.");
return (-1);
}