write_log_la_SOURCES = write_log.c \
utils_format_graphite.c utils_format_graphite.h
write_log_la_LDFLAGS = $(PLUGIN_LDFLAGS)
+write_log_la_LIBADD = libformat_json.la
endif
if BUILD_PLUGIN_WRITE_MONGODB
if (publish)
{
char cbname[128];
- user_data_t ud = { conf, camqp_config_free };
-
ssnprintf (cbname, sizeof (cbname), "amqp/%s", conf->name);
- status = plugin_register_write (cbname, camqp_write, &ud);
+ status = plugin_register_write (cbname, camqp_write,
+ &(user_data_t) {
+ .data = conf,
+ .free_func = camqp_config_free,
+ });
if (status != 0)
{
camqp_config_free (conf);
if (status == 0)
{
- user_data_t ud = {
- .data = st,
- .free_func = apache_free
- };
-
char callback_name[3*DATA_MAX_NAME_LEN];
ssnprintf (callback_name, sizeof (callback_name),
/* name = */ callback_name,
/* callback = */ apache_read_host,
/* interval = */ 0,
- /* user_data = */ &ud);
+ &(user_data_t) {
+ .data = st,
+ .free_func = apache_free,
+ });
+
}
if (status != 0)
char const *basename,
char *buffer, size_t buffer_size)
{
- int status;
- FILE *fp;
char filename[PATH_MAX];
+ int status;
ssnprintf (filename, sizeof (filename), "%s/%s/%s",
dir, power_supply, basename);
- /* No file isn't the end of the world -- not every system will be
- * reporting the same set of statistics */
- if (access (filename, R_OK) != 0)
- return ENOENT;
-
- fp = fopen (filename, "r");
- if (fp == NULL)
- {
- status = errno;
- if (status != ENOENT)
- {
- char errbuf[1024];
- WARNING ("battery plugin: fopen (%s) failed: %s", filename,
- sstrerror (status, errbuf, sizeof (errbuf)));
- }
- return status;
- }
-
- if (fgets (buffer, buffer_size, fp) == NULL)
- {
- status = errno;
- if (status != ENODEV)
- {
- char errbuf[1024];
- WARNING ("battery plugin: fgets (%s) failed: %s", filename,
- sstrerror (status, errbuf, sizeof (errbuf)));
- }
- fclose (fp);
+ status = (int) read_file_contents (filename, buffer, buffer_size);
+ if (status < 0)
return status;
- }
strstripnewline (buffer);
-
- fclose (fp);
return 0;
} /* }}} int sysfs_file_to_buffer */
=back
+=head2 Plugin C<write_log>
+
+The C<write_log> plugin writes metrics as INFO log messages.
+
+This plugin supports two output formats: I<Graphite> and I<JSON>.
+
+Synopsis:
+
+ <Plugin write_log>
+ Format Graphite
+ </Plugin>
+
+=over 4
+
+=item B<Format> I<Format>
+
+The output format to use. Can be one of C<Graphite> or C<JSON>.
+
+=back
+
=head2 Plugin C<write_tsdb>
The C<write_tsdb> plugin writes data to I<OpenTSDB>, a scalable open-source
=item B<TypeInstance> I<Regex> I<Replacement>
+=item B<MetaData> I<String> I<Regex> I<Replacement>
+
+=item B<DeleteMetaData> I<String> I<Regex>
+
Match the appropriate field with the given regular expression I<Regex>. If the
regular expression matches, that part that matches is replaced with
I<Replacement>. If multiple places of the input buffer match a given regular
cb_name = ssnprintf_alloc ("curl_json-%s-%s",
db->instance, db->url ? db->url : db->sock);
- user_data_t ud = {
- .data = db,
- .free_func = cj_free
- };
-
plugin_register_complex_read (/* group = */ NULL, cb_name, cj_read,
/* interval = */ db->interval,
- &ud);
+ &(user_data_t) {
+ .data = db,
+ .free_func = cj_free,
+ });
sfree (cb_name);
}
else
cb_name = ssnprintf_alloc ("curl_xml-%s-%s", db->instance, db->url);
- user_data_t ud = {
- .data = db,
- .free_func = cx_free
- };
-
plugin_register_complex_read (/* group = */ "curl_xml", cb_name, cx_read,
- /* interval = */ 0, &ud);
+ /* interval = */ 0,
+ &(user_data_t) {
+ .data = db,
+ .free_func = cx_free,
+ });
sfree (cb_name);
}
else
}
else
{
- char *name = NULL;
-
databases = temp;
databases[databases_num] = db;
databases_num++;
- name = ssnprintf_alloc("dbi:%s", db->name);
-
- user_data_t ud = {
- .data = db
- };
-
+ char *name = ssnprintf_alloc("dbi:%s", db->name);
plugin_register_complex_read (/* group = */ NULL,
/* name = */ name ? name : db->name,
/* callback = */ cdbi_read_database,
/* interval = */ (db->interval > 0) ? db->interval : 0,
- /* user_data = */ &ud);
- free (name);
+ &(user_data_t) {
+ .data = db,
+ });
+ sfree (name);
}
}
DEBUG ("java plugin: Registering new read callback: %s", cbi->name);
- user_data_t ud = {
- .data = cbi,
- .free_func = cjni_callback_info_destroy
- };
-
plugin_register_complex_read (/* group = */ NULL, cbi->name, cjni_read,
- /* interval = */ 0, &ud);
+ /* interval = */ 0, &(user_data_t) {
+ .data = cbi,
+ .free_func = cjni_callback_info_destroy,
+ });
(*jvm_env)->DeleteLocalRef (jvm_env, o_read);
DEBUG ("java plugin: Registering new write callback: %s", cbi->name);
- user_data_t ud = {
- .data = cbi,
- .free_func = cjni_callback_info_destroy
- };
-
- plugin_register_write (cbi->name, cjni_write, &ud);
+ plugin_register_write (cbi->name, cjni_write, &(user_data_t) {
+ .data = cbi,
+ .free_func = cjni_callback_info_destroy,
+ });
(*jvm_env)->DeleteLocalRef (jvm_env, o_write);
DEBUG ("java plugin: Registering new flush callback: %s", cbi->name);
- user_data_t ud = {
- .data = cbi,
- .free_func = cjni_callback_info_destroy
- };
-
- plugin_register_flush (cbi->name, cjni_flush, &ud);
+ plugin_register_flush (cbi->name, cjni_flush, &(user_data_t) {
+ .data = cbi,
+ .free_func = cjni_callback_info_destroy,
+ });
(*jvm_env)->DeleteLocalRef (jvm_env, o_flush);
DEBUG ("java plugin: Registering new log callback: %s", cbi->name);
- user_data_t ud = {
- .data = cbi,
- .free_func = cjni_callback_info_destroy
- };
-
- plugin_register_log (cbi->name, cjni_log, &ud);
+ plugin_register_log (cbi->name, cjni_log, &(user_data_t) {
+ .data = cbi,
+ .free_func = cjni_callback_info_destroy,
+ });
(*jvm_env)->DeleteLocalRef (jvm_env, o_log);
DEBUG ("java plugin: Registering new notification callback: %s", cbi->name);
- user_data_t ud = {
- .data = cbi,
- .free_func = cjni_callback_info_destroy
- };
-
- plugin_register_notification (cbi->name, cjni_notification, &ud);
+ plugin_register_notification (cbi->name, cjni_notification, &(user_data_t) {
+ .data = cbi,
+ .free_func = cjni_callback_info_destroy,
+ });
(*jvm_env)->DeleteLocalRef (jvm_env, o_notification);
cb->lua_function_name = strdup(function_name);
pthread_mutex_init(&cb->lock, NULL);
- user_data_t ud = {
- .data = cb
- };
-
int status = plugin_register_complex_read(/* group = */ "lua",
/* name = */ function_name,
/* callback = */ clua_read,
/* interval = */ 0,
- /* user_data = */ &ud);
+ &(user_data_t) {
+ .data = cb,
+ });
if (status != 0)
return luaL_error(L, "%s", "plugin_register_complex_read failed");
cb->lua_function_name = strdup(function_name);
pthread_mutex_init(&cb->lock, NULL);
- user_data_t ud = {
- .data = cb
- };
-
int status = plugin_register_write(/* name = */ function_name,
/* callback = */ clua_write,
- /* user_data = */ &ud);
+ &(user_data_t) {
+ .data = cb,
+ });
if (status != 0)
return luaL_error(L, "%s", "plugin_register_write failed");
assert (st->name != NULL);
ssnprintf (callback_name, sizeof (callback_name), "memcached/%s", st->name);
- user_data_t ud = {
- .data = st,
- .free_func = memcached_free
- };
-
status = plugin_register_complex_read (/* group = */ "memcached",
/* name = */ callback_name,
/* callback = */ memcached_read,
/* interval = */ 0,
- /* user_data = */ &ud);
+ &(user_data_t) {
+ .data = st,
+ .free_func = memcached_free,
+ });
+
return (status);
} /* int memcached_add_read_callback */
if (status == 0)
{
- user_data_t ud;
char name[1024];
- ud.data = host;
- ud.free_func = host_free;
-
ssnprintf (name, sizeof (name), "modbus-%s", host->host);
plugin_register_complex_read (/* group = */ NULL, name,
/* callback = */ mb_read,
/* interval = */ host->interval,
- &ud);
+ &(user_data_t) {
+ .data = host,
+ .free_func = host_free,
+ });
}
else
{
}
ssnprintf (cb_name, sizeof (cb_name), "mqtt/%s", conf->name);
- user_data_t user_data = {
- .data = conf
- };
-
- plugin_register_write (cb_name, mqtt_write, &user_data);
+ plugin_register_write (cb_name, mqtt_write, &(user_data_t) {
+ .data = conf,
+ });
return (0);
} /* mqtt_config_publisher */
else
sstrncpy (cb_name, "mysql", sizeof (cb_name));
- user_data_t ud = {
- .data = db,
- .free_func = mysql_database_free
- };
-
plugin_register_complex_read (/* group = */ NULL, cb_name,
- mysql_read,
- /* interval = */ 0, &ud);
+ mysql_read, /* interval = */ 0, &(user_data_t) {
+ .data = db,
+ .free_func = mysql_database_free,
+ });
}
else
{
else
ssnprintf (cb_name, sizeof (cb_name), "netapp-%s", host->name);
- user_data_t ud = {
- .data = host,
- .free_func = (void (*) (void *)) free_host_config
- };
-
plugin_register_complex_read (/* group = */ NULL, cb_name,
/* callback = */ cna_read,
/* interval = */ host->interval,
- /* user data = */ &ud);
+ &(user_data_t) {
+ .data = host,
+ .free_func = (void *) free_host_config,
+ });
return (0);
} /* }}} int cna_register_host */
char *buffer;
size_t buffer_size;
int status;
+ char errbuf[1024];
char file[4096];
char *endptr;
status = OW_get (file, &buffer, &buffer_size);
if (status < 0)
{
- ERROR ("onewire plugin: OW_get (%s/%s) failed. status = %#x;",
- path, family_info->features[i].filename, status);
+ ERROR ("onewire plugin: OW_get (%s/%s) failed. error = %s;",
+ path, family_info->features[i].filename, sstrerror(errno, errbuf, sizeof (errbuf)));
return (-1);
}
DEBUG ("Read onewire device %s as %s", file, buffer);
char *buffer;
size_t buffer_size;
int status;
+ char errbuf[1024];
char *buffer_ptr;
char *dummy;
status = OW_get (path, &buffer, &buffer_size);
if (status < 0)
{
- ERROR ("onewire plugin: OW_get (%s) failed. status = %#x;",
- path, status);
+ ERROR ("onewire plugin: OW_get (%s) failed. error = %s;",
+ path, sstrerror(errno, errbuf, sizeof (errbuf)));
return (-1);
}
DEBUG ("onewire plugin: OW_get (%s) returned: %s",
char *buffer;
size_t buffer_size;
int status;
+ char errbuf[1024];
char *endptr;
direct_access_element_t *traverse;
status = OW_get (traverse->path, &buffer, &buffer_size);
if (status < 0)
{
- ERROR ("onewire plugin: OW_get (%s) failed. status = %#x;",
+ ERROR ("onewire plugin: OW_get (%s) failed. status = %s;",
traverse->path,
- status);
+ sstrerror(errno, errbuf, sizeof (errbuf)));
return (-1);
}
DEBUG ("onewire plugin: Read onewire device %s as %s", traverse->path, buffer);
static int cow_init (void)
{
int status;
+ char errbuf[1024];
if (device_g == NULL)
{
status = (int) OW_init (device_g);
if (status != 0)
{
- ERROR ("onewire plugin: OW_init(%s) failed: %i.", device_g, status);
+ ERROR ("onewire plugin: OW_init(%s) failed: %s.", device_g, sstrerror(errno, errbuf, sizeof (errbuf)));
return (1);
}
(st->host != NULL) ? st->host : hostname_g,
(st->name != NULL) ? st->name : "default");
- user_data_t ud = {
- .data = st
- };
-
status = plugin_register_complex_read (/* group = */ NULL,
/* name = */ callback_name,
/* callback = */ cldap_read_host,
/* interval = */ 0,
- /* user_data = */ &ud);
+ &(user_data_t) {
+ .data = st,
+ });
}
}
c->data = data;
c->next = NULL;
- user_data_t user_data = {
- .data = c,
- .free_func = cpy_destroy_user_data
- };
+ register_function(buf, handler, &(user_data_t) {
+ .data = c,
+ .free_func = cpy_destroy_user_data,
+ });
- register_function(buf, handler, &user_data);
++cpy_num_callbacks;
return cpy_string_to_unicode_or_bytes(buf);
}
c->data = data;
c->next = NULL;
- user_data_t user_data = {
- .data = c,
- .free_func = cpy_destroy_user_data
- };
-
plugin_register_complex_read(/* group = */ "python", buf,
- cpy_read_callback, DOUBLE_TO_CDTIME_T (interval), &user_data);
+ cpy_read_callback, DOUBLE_TO_CDTIME_T (interval),
+ &(user_data_t) {
+ .data = c,
+ .free_func = cpy_destroy_user_data,
+ });
++cpy_num_callbacks;
return cpy_string_to_unicode_or_bytes(buf);
}
{
cr_data_t *router_data;
char read_name[128];
- user_data_t user_data;
int status;
router_data = calloc (1, sizeof (*router_data));
}
ssnprintf (read_name, sizeof (read_name), "routeros/%s", router_data->node);
- user_data.data = router_data;
- user_data.free_func = (void *) cr_free_data;
if (status == 0)
status = plugin_register_complex_read (/* group = */ NULL, read_name,
- cr_read, /* interval = */ 0, &user_data);
+ cr_read, /* interval = */ 0, &(user_data_t) {
+ .data = router_data,
+ .free_func = (void *) cr_free_data,
+ });
if (status != 0)
cr_free_data (router_data);
ssnprintf (cb_name, sizeof (cb_name), "snmp-%s", hd->name);
- user_data_t ud = {
- .data = hd,
- .free_func = csnmp_host_definition_destroy
- };
-
status = plugin_register_complex_read (/* group = */ NULL, cb_name,
- csnmp_read_host, hd->interval, /* user_data = */ &ud);
+ csnmp_read_host, hd->interval, &(user_data_t) {
+ .data = hd,
+ .free_func = csnmp_host_definition_destroy,
+ });
if (status != 0)
{
ERROR ("snmp plugin: Registering complex read function failed.");
{
ssnprintf(str, sizeof(str), "tail-%zu", i);
- user_data_t ud = {
- .data = tail_match_list[i]
- };
-
- plugin_register_complex_read (NULL, str, ctail_read, tail_match_list_intervals[i], &ud);
+ plugin_register_complex_read (NULL, str, ctail_read, tail_match_list_intervals[i],
+ &(user_data_t) {
+ .data = tail_match_list[i],
+ });
}
return (0);
ssnprintf (cb_name, sizeof (cb_name), "tail_csv/%s", id->path);
- user_data_t ud = {
- .data = id,
- .free_func = tcsv_instance_definition_destroy
- };
-
- status = plugin_register_complex_read(NULL, cb_name, tcsv_read, id->interval, &ud);
-
+ status = plugin_register_complex_read(NULL, cb_name, tcsv_read, id->interval,
+ &(user_data_t) {
+ .data = id,
+ .free_func = tcsv_instance_definition_destroy,
+ });
if (status != 0){
ERROR("tail_csv plugin: Registering complex read function failed.");
tcsv_instance_definition_destroy(id);
{
regex_t re;
char *replacement;
- int may_be_empty;
+ _Bool may_be_empty;
tr_action_t *next;
};
+struct tr_meta_data_action_s;
+typedef struct tr_meta_data_action_s tr_meta_data_action_t;
+struct tr_meta_data_action_s
+{
+ char *key;
+ regex_t re;
+ char *replacement;
+
+ tr_meta_data_action_t *next;
+};
+
struct tr_data_s
{
tr_action_t *host;
tr_action_t *plugin_instance;
/* tr_action_t *type; */
tr_action_t *type_instance;
+ tr_meta_data_action_t *meta;
};
typedef struct tr_data_s tr_data_t;
sfree (act);
} /* }}} void tr_action_destroy */
+static void tr_meta_data_action_destroy (tr_meta_data_action_t *act) /* {{{ */
+{
+ if (act == NULL)
+ return;
+
+ sfree (act->key);
+ regfree (&act->re);
+ sfree (act->replacement);
+
+ if (act->next != NULL)
+ tr_meta_data_action_destroy (act->next);
+
+ sfree (act);
+} /* }}} void tr_meta_data_action_destroy */
+
static int tr_config_add_action (tr_action_t **dest, /* {{{ */
- const oconfig_item_t *ci, int may_be_empty)
+ const oconfig_item_t *ci, _Bool may_be_empty)
{
tr_action_t *act;
int status;
if (act->replacement == NULL)
{
ERROR ("tr_config_add_action: tr_strdup failed.");
- regfree (&act->re);
- sfree (act);
+ tr_action_destroy (act);
return (-ENOMEM);
}
return (0);
} /* }}} int tr_config_add_action */
+static int tr_config_add_meta_action (tr_meta_data_action_t **dest, /* {{{ */
+ const oconfig_item_t *ci, _Bool should_delete)
+{
+ tr_meta_data_action_t *act;
+ int status;
+
+ if (dest == NULL)
+ return (-EINVAL);
+
+ if (should_delete)
+ {
+ if ((ci->values_num != 2)
+ || (ci->values[0].type != OCONFIG_TYPE_STRING)
+ || (ci->values[1].type != OCONFIG_TYPE_STRING))
+ {
+ ERROR ("Target `replace': The `%s' option requires exactly two string "
+ "arguments.", ci->key);
+ return (-1);
+ }
+ }
+ else
+ {
+ if ((ci->values_num != 3)
+ || (ci->values[0].type != OCONFIG_TYPE_STRING)
+ || (ci->values[1].type != OCONFIG_TYPE_STRING)
+ || (ci->values[2].type != OCONFIG_TYPE_STRING))
+ {
+ ERROR ("Target `replace': The `%s' option requires exactly three string "
+ "arguments.", ci->key);
+ return (-1);
+ }
+ }
+
+ if (strlen (ci->values[0].value.string) == 0)
+ {
+ ERROR ("Target `replace': The `%s' option does not accept empty string as "
+ "first argument.", ci->key);
+ return (-1);
+ }
+
+ act = calloc (1, sizeof (*act));
+ if (act == NULL)
+ {
+ ERROR ("tr_config_add_meta_action: calloc failed.");
+ return (-ENOMEM);
+ }
+
+ act->key = NULL;
+ act->replacement = NULL;
+
+ status = regcomp (&act->re, ci->values[1].value.string, REG_EXTENDED);
+ if (status != 0)
+ {
+ char errbuf[1024] = "";
+
+ /* regerror assures null termination. */
+ regerror (status, &act->re, errbuf, sizeof (errbuf));
+ ERROR ("Target `replace': Compiling the regular expression `%s' "
+ "failed: %s.",
+ ci->values[1].value.string, errbuf);
+ sfree (act->key);
+ sfree (act);
+ return (-EINVAL);
+ }
+
+ act->key = tr_strdup (ci->values[0].value.string);
+ if (act->key == NULL)
+ {
+ ERROR ("tr_config_add_meta_action: tr_strdup failed.");
+ tr_meta_data_action_destroy (act);
+ return (-ENOMEM);
+ }
+
+ if (!should_delete) {
+ act->replacement = tr_strdup (ci->values[2].value.string);
+ if (act->replacement == NULL)
+ {
+ ERROR ("tr_config_add_meta_action: tr_strdup failed.");
+ tr_meta_data_action_destroy (act);
+ return (-ENOMEM);
+ }
+ }
+
+ /* Insert action at end of list. */
+ if (*dest == NULL)
+ *dest = act;
+ else
+ {
+ tr_meta_data_action_t *prev;
+
+ prev = *dest;
+ while (prev->next != NULL)
+ prev = prev->next;
+
+ prev->next = act;
+ }
+
+ return (0);
+} /* }}} int tr_config_add_meta_action */
+
static int tr_action_invoke (tr_action_t *act_head, /* {{{ */
- char *buffer_in, size_t buffer_in_size, int may_be_empty)
+ char *buffer_in, size_t buffer_in_size, _Bool may_be_empty)
{
int status;
char buffer[DATA_MAX_NAME_LEN];
return (0);
} /* }}} int tr_action_invoke */
+static int tr_meta_data_action_invoke ( /* {{{ */
+ tr_meta_data_action_t *act_head, meta_data_t **dest)
+{
+ int status;
+ regmatch_t matches[8] = { [0] = { 0 } };
+
+ if (act_head == NULL)
+ return (-EINVAL);
+
+ if ((*dest) == NULL) /* nothing to do */
+ return (0);
+
+ for (tr_meta_data_action_t *act = act_head; act != NULL; act = act->next)
+ {
+ char temp[DATA_MAX_NAME_LEN];
+ char *subst_status;
+ int value_type;
+ int meta_data_status;
+ char *value;
+ meta_data_t *result;
+
+ value_type = meta_data_type (*dest, act->key);
+ if (value_type == 0) /* not found */
+ continue;
+ if (value_type != MD_TYPE_STRING)
+ {
+ WARNING ("Target `replace': Attempting replace on metadata key `%s', "
+ "which isn't a string.",
+ act->key);
+ continue;
+ }
+
+ meta_data_status = meta_data_get_string (*dest, act->key, &value);
+ if (meta_data_status != 0)
+ {
+ ERROR ("Target `replace': Unable to retrieve metadata value for `%s'.",
+ act->key);
+ return (meta_data_status);
+ }
+
+ DEBUG ("target_replace plugin: tr_meta_data_action_invoke: `%s' "
+ "old value = `%s'", act->key, value);
+
+ status = regexec (&act->re, value,
+ STATIC_ARRAY_SIZE (matches), matches,
+ /* flags = */ 0);
+ if (status == REG_NOMATCH)
+ {
+ sfree (value);
+ continue;
+ }
+ else if (status != 0)
+ {
+ char errbuf[1024] = "";
+
+ regerror (status, &act->re, errbuf, sizeof (errbuf));
+ ERROR ("Target `replace': Executing a regular expression failed: %s.",
+ errbuf);
+ sfree (value);
+ continue;
+ }
+
+ if (act->replacement == NULL)
+ {
+ /* no replacement; delete the key */
+ DEBUG ("target_replace plugin: tr_meta_data_action_invoke: "
+ "deleting `%s'", act->key);
+ meta_data_delete (*dest, act->key);
+ sfree (value);
+ continue;
+ }
+
+ subst_status = subst (temp, sizeof (temp), value,
+ (size_t) matches[0].rm_so, (size_t) matches[0].rm_eo, act->replacement);
+ if (subst_status == NULL)
+ {
+ ERROR ("Target `replace': subst (value = %s, start = %zu, end = %zu, "
+ "replacement = %s) failed.",
+ value, (size_t) matches[0].rm_so, (size_t) matches[0].rm_eo,
+ act->replacement);
+ sfree (value);
+ continue;
+ }
+
+ DEBUG ("target_replace plugin: tr_meta_data_action_invoke: `%s' "
+ "value `%s' -> `%s'", act->key, value, temp);
+
+ if ((result = meta_data_create()) == NULL)
+ {
+ ERROR ("Target `replace': failed to create metadata for `%s'.",
+ act->key);
+ sfree (value);
+ return (-ENOMEM);
+ }
+
+ meta_data_status = meta_data_add_string (result, act->key, temp);
+ if (meta_data_status != 0)
+ {
+ ERROR ("Target `replace': Unable to set metadata value for `%s'.",
+ act->key);
+ meta_data_destroy (result);
+ sfree (value);
+ return (meta_data_status);
+ }
+
+ meta_data_clone_merge (dest, result);
+ meta_data_destroy (result);
+ sfree (value);
+ } /* for (act = act_head; act != NULL; act = act->next) */
+
+ return (0);
+} /* }}} int tr_meta_data_action_invoke */
+
static int tr_destroy (void **user_data) /* {{{ */
{
tr_data_t *data;
tr_action_destroy (data->plugin_instance);
/* tr_action_destroy (data->type); */
tr_action_destroy (data->type_instance);
+ tr_meta_data_action_destroy (data->meta);
sfree (data);
return (0);
data->plugin_instance = NULL;
/* data->type = NULL; */
data->type_instance = NULL;
+ data->meta = NULL;
status = 0;
for (int i = 0; i < ci->children_num; i++)
else if (strcasecmp ("TypeInstance", child->key) == 0)
status = tr_config_add_action (&data->type_instance, child,
/* may be empty = */ 1);
+ else if (strcasecmp ("MetaData", child->key) == 0)
+ status = tr_config_add_meta_action (&data->meta, child,
+ /* should delete = */ 0);
+ else if (strcasecmp ("DeleteMetaData", child->key) == 0)
+ status = tr_config_add_meta_action (&data->meta, child,
+ /* should delete = */ 1);
else
{
ERROR ("Target `replace': The `%s' configuration option is not understood "
&& (data->plugin == NULL)
&& (data->plugin_instance == NULL)
/* && (data->type == NULL) */
- && (data->type_instance == NULL))
+ && (data->type_instance == NULL)
+ && (data->meta == NULL))
{
ERROR ("Target `replace': You need to set at least one of `Host', "
"`Plugin', `PluginInstance' or `TypeInstance'.");
return (-EINVAL);
}
+ if (data->meta != NULL)
+ {
+ tr_meta_data_action_invoke (data->meta, &(vl->meta));
+ }
+
#define HANDLE_FIELD(f,e) \
if (data->f != NULL) \
tr_action_invoke (data->f, vl->f, sizeof (vl->f), e)
HANDLE_FIELD (host, 0);
HANDLE_FIELD (plugin, 0);
HANDLE_FIELD (plugin_instance, 1);
- /* HANDLE_FIELD (type); */
+ /* HANDLE_FIELD (type, 0); */
HANDLE_FIELD (type_instance, 1);
return (FC_TARGET_CONTINUE);
varnish_config_apply_default (conf);
- user_data_t ud = {
- .data = conf,
- .free_func = varnish_config_free
- };
-
plugin_register_complex_read (/* group = */ "varnish",
/* name = */ "varnish/localhost",
/* callback = */ varnish_read,
/* interval = */ 0,
- /* user data = */ &ud);
+ &(user_data_t) {
+ .data = conf,
+ .free_func = varnish_config_free,
+ });
return (0);
} /* }}} int varnish_init */
static int varnish_config_instance (const oconfig_item_t *ci) /* {{{ */
{
user_config_t *conf;
- user_data_t ud;
char callback_name[DATA_MAX_NAME_LEN];
conf = calloc (1, sizeof (*conf));
ssnprintf (callback_name, sizeof (callback_name), "varnish/%s",
(conf->instance == NULL) ? "localhost" : conf->instance);
- ud.data = conf;
- ud.free_func = varnish_config_free;
-
plugin_register_complex_read (/* group = */ "varnish",
/* name = */ callback_name,
/* callback = */ varnish_read,
/* interval = */ 0,
- /* user data = */ &ud);
+ &(user_data_t) {
+ .data = conf,
+ .free_func = varnish_config_free,
+ });
have_instance = 1;
ssnprintf (callback_name, sizeof (callback_name), "write_graphite/%s",
cb->name);
- user_data_t ud = {
- .data = cb,
- .free_func = wg_callback_free
- };
-
- plugin_register_write (callback_name, wg_write, &ud);
+ plugin_register_write (callback_name, wg_write,
+ &(user_data_t) {
+ .data = cb,
+ .free_func = wg_callback_free,
+ });
- ud.free_func = NULL;
- plugin_register_flush (callback_name, wg_flush, &ud);
+ plugin_register_flush (callback_name, wg_flush, &(user_data_t) { .data = cb });
return (0);
}
ssnprintf(callback_name, sizeof(callback_name),
"write_kafka/%s", tctx->topic_name);
- user_data_t ud = {
- .data = tctx,
- .free_func = kafka_topic_context_free
- };
-
- status = plugin_register_write (callback_name, kafka_write, &ud);
+ status = plugin_register_write (callback_name, kafka_write,
+ &(user_data_t) {
+ .data = tctx,
+ .free_func = kafka_topic_context_free,
+ });
if (status != 0) {
WARNING ("write_kafka plugin: plugin_register_write (\"%s\") "
"failed with status %i.",
#include "plugin.h"
#include "utils_format_graphite.h"
+#include "utils_format_json.h"
#include <netdb.h>
-#define WL_BUF_SIZE 8192
+#define WL_BUF_SIZE 16384
-static int wl_write_messages (const data_set_t *ds, const value_list_t *vl)
+#define WL_FORMAT_GRAPHITE 1
+#define WL_FORMAT_JSON 2
+
+/* Plugin:WriteLog has to also operate without a config, so use a global. */
+int wl_format = WL_FORMAT_GRAPHITE;
+
+static int wl_write_graphite (const data_set_t *ds, const value_list_t *vl)
{
char buffer[WL_BUF_SIZE] = { 0 };
int status;
if (0 != strcmp (ds->type, vl->type))
{
- ERROR ("write_log plugin: DS type does not match "
- "value list type");
+ ERROR ("write_log plugin: DS type does not match value list type");
return -1;
}
INFO ("write_log values:\n%s", buffer);
return (0);
-} /* int wl_write_messages */
+} /* int wl_write_graphite */
+
+static int wl_write_json (const data_set_t *ds, const value_list_t *vl)
+{
+ char buffer[WL_BUF_SIZE] = { 0 };
+ size_t bfree = sizeof(buffer);
+ size_t bfill = 0;
+
+ if (0 != strcmp (ds->type, vl->type))
+ {
+ ERROR ("write_log plugin: DS type does not match value list type");
+ return -1;
+ }
+
+ format_json_initialize(buffer, &bfill, &bfree);
+ format_json_value_list(buffer, &bfill, &bfree, ds, vl,
+ /* store rates = */ 0);
+ format_json_finalize(buffer, &bfill, &bfree);
+
+ INFO ("write_log values:\n%s", buffer);
+
+ return (0);
+} /* int wl_write_json */
static int wl_write (const data_set_t *ds, const value_list_t *vl,
__attribute__ ((unused)) user_data_t *user_data)
{
- int status;
+ int status = 0;
- status = wl_write_messages (ds, vl);
+ if (wl_format == WL_FORMAT_GRAPHITE)
+ {
+ status = wl_write_graphite (ds, vl);
+ }
+ else if (wl_format == WL_FORMAT_JSON)
+ {
+ status = wl_write_json (ds, vl);
+ }
return (status);
}
+static int wl_config (oconfig_item_t *ci) /* {{{ */
+{
+ _Bool format_seen = 0;
+
+ for (int i = 0; i < ci->children_num; i++)
+ {
+ oconfig_item_t *child = ci->children + i;
+
+ if (strcasecmp ("Format", child->key) == 0)
+ {
+ char str[16];
+
+ if (cf_util_get_string_buffer (child, str, sizeof (str)) != 0)
+ continue;
+
+ if (format_seen)
+ {
+ WARNING ("write_log plugin: Redefining option `%s'.",
+ child->key);
+ }
+ format_seen = 1;
+
+ if (strcasecmp ("Graphite", str) == 0)
+ wl_format = WL_FORMAT_GRAPHITE;
+ else if (strcasecmp ("JSON", str) == 0)
+ wl_format = WL_FORMAT_JSON;
+ else
+ {
+ ERROR ("write_log plugin: Unknown format `%s' for option `%s'.",
+ str, child->key);
+ return (-EINVAL);
+ }
+ }
+ else
+ {
+ ERROR ("write_log plugin: Invalid configuration option: `%s'.",
+ child->key);
+ return (-EINVAL);
+ }
+ }
+
+ return (0);
+} /* }}} int wl_config */
+
void module_register (void)
{
+ plugin_register_complex_config ("write_log", wl_config);
+ /* If config is supplied, the global wl_format will be set. */
plugin_register_write ("write_log", wl_write, NULL);
}
ssnprintf (cb_name, sizeof (cb_name), "write_mongodb/%s", node->name);
- user_data_t ud = {
- .data = node,
- .free_func = wm_config_free
- };
-
- status = plugin_register_write (cb_name, wm_write, &ud);
+ status = plugin_register_write (cb_name, wm_write,
+ &(user_data_t) {
+ .data = node,
+ .free_func = wm_config_free,
+ });
INFO ("write_mongodb plugin: registered write plugin %s %d",cb_name,status);
}
ssnprintf (cb_name, sizeof (cb_name), "write_redis/%s", node->name);
- user_data_t ud = {
- .data = node,
- .free_func = wr_config_free
- };
-
- status = plugin_register_write (cb_name, wr_write, &ud);
+ status = plugin_register_write (cb_name, wr_write,
+ &(user_data_t) {
+ .data = node,
+ .free_func = wr_config_free,
+ });
}
if (status != 0)