#include "liboconfig/oconfig.h"
-#include "common.h"
#include "configfile.h"
#include "filter_chain.h"
#include "plugin.h"
#include "types_list.h"
+#include "utils/common/common.h"
#if HAVE_WORDEXP_H
#include <wordexp.h>
typedef struct cf_global_option_s {
const char *key;
char *value;
- _Bool from_cli; /* value set from CLI */
+ bool from_cli; /* value set from CLI */
const char *def;
} cf_global_option_t;
/*
* Private variables
*/
-static cf_callback_t *first_callback = NULL;
-static cf_complex_callback_t *complex_callback_head = NULL;
+static cf_callback_t *first_callback;
+static cf_complex_callback_t *complex_callback_head;
static cf_value_map_t cf_value_map[] = {{"TypesDB", dispatch_value_typesdb},
{"PluginDir", dispatch_value_plugindir},
} /* int cf_dispatch */
static int dispatch_global_option(const oconfig_item_t *ci) {
- if (ci->values_num != 1)
+ if (ci->values_num != 1) {
+ ERROR("configfile: Global option `%s' needs exactly one argument.",
+ ci->key);
return -1;
+ }
+
if (ci->values[0].type == OCONFIG_TYPE_STRING)
return global_option_set(ci->key, ci->values[0].value.string, 0);
else if (ci->values[0].type == OCONFIG_TYPE_NUMBER) {
char tmp[128];
- snprintf(tmp, sizeof(tmp), "%lf", ci->values[0].value.number);
+ ssnprintf(tmp, sizeof(tmp), "%lf", ci->values[0].value.number);
return global_option_set(ci->key, tmp, 0);
} else if (ci->values[0].type == OCONFIG_TYPE_BOOLEAN) {
if (ci->values[0].value.boolean)
return global_option_set(ci->key, "false", 0);
}
+ ERROR("configfile: Global option `%s' argument has unknown type.", ci->key);
+
return -1;
} /* int dispatch_global_option */
static int dispatch_value_plugindir(oconfig_item_t *ci) {
assert(strcasecmp(ci->key, "PluginDir") == 0);
- if (ci->values_num != 1)
- return -1;
- if (ci->values[0].type != OCONFIG_TYPE_STRING)
+ if (ci->values_num != 1 || ci->values[0].type != OCONFIG_TYPE_STRING) {
+ ERROR("configfile: The `PluginDir' option needs exactly one string "
+ "argument.");
return -1;
+ }
plugin_set_dir(ci->values[0].value.string);
return 0;
}
static int dispatch_loadplugin(oconfig_item_t *ci) {
- const char *name;
- _Bool global = 0;
- plugin_ctx_t ctx = {0};
- plugin_ctx_t old_ctx;
- int ret_val;
+ bool global = false;
assert(strcasecmp(ci->key, "LoadPlugin") == 0);
- if (ci->values_num != 1)
- return -1;
- if (ci->values[0].type != OCONFIG_TYPE_STRING)
+ if (ci->values_num != 1 || ci->values[0].type != OCONFIG_TYPE_STRING) {
+ ERROR("configfile: The `LoadPlugin' block needs exactly one string "
+ "argument.");
return -1;
+ }
- name = ci->values[0].value.string;
+ const char *name = ci->values[0].value.string;
if (strcmp("libvirt", name) == 0)
name = "virt";
/* default to the global interval set before loading this plugin */
- ctx.interval = cf_get_default_interval();
- ctx.flush_interval = 0;
- ctx.flush_timeout = 0;
+ plugin_ctx_t ctx = {
+ .interval = cf_get_default_interval(),
+ .name = strdup(name),
+ };
+ if (ctx.name == NULL)
+ return ENOMEM;
for (int i = 0; i < ci->children_num; ++i) {
oconfig_item_t *child = ci->children + i;
else {
WARNING("Ignoring unknown LoadPlugin option \"%s\" "
"for plugin \"%s\"",
- child->key, ci->values[0].value.string);
+ child->key, name);
}
}
- old_ctx = plugin_set_ctx(ctx);
- ret_val = plugin_load(name, global);
+ plugin_ctx_t old_ctx = plugin_set_ctx(ctx);
+ int ret_val = plugin_load(name, global);
/* reset to the "global" context */
plugin_set_ctx(old_ctx);
if (ci->values[i].type == OCONFIG_TYPE_STRING)
status =
- snprintf(buffer_ptr, buffer_free, " %s", ci->values[i].value.string);
+ ssnprintf(buffer_ptr, buffer_free, " %s", ci->values[i].value.string);
else if (ci->values[i].type == OCONFIG_TYPE_NUMBER)
- status =
- snprintf(buffer_ptr, buffer_free, " %lf", ci->values[i].value.number);
+ status = ssnprintf(buffer_ptr, buffer_free, " %lf",
+ ci->values[i].value.number);
else if (ci->values[i].type == OCONFIG_TYPE_BOOLEAN)
- status = snprintf(buffer_ptr, buffer_free, " %s",
- ci->values[i].value.boolean ? "true" : "false");
+ status = ssnprintf(buffer_ptr, buffer_free, " %s",
+ ci->values[i].value.boolean ? "true" : "false");
if ((status < 0) || (status >= buffer_free))
return -1;
break;
}
+ if (ret != 0)
+ return ret;
+
for (int i = 0; i < cf_global_options_num; i++)
if (strcasecmp(cf_global_options[i].key, ci->key) == 0) {
ret = dispatch_global_option(ci);
} /* int dispatch_value */
static int dispatch_block_plugin(oconfig_item_t *ci) {
- const char *name;
+ assert(strcasecmp(ci->key, "Plugin") == 0);
- if (strcasecmp(ci->key, "Plugin") != 0)
- return -1;
- if (ci->values_num < 1)
+ if (ci->values_num < 1) {
+ ERROR("configfile: The `Plugin' block requires arguments.");
return -1;
- if (ci->values[0].type != OCONFIG_TYPE_STRING)
+ }
+ if (ci->values[0].type != OCONFIG_TYPE_STRING) {
+ ERROR("configfile: First argument of `Plugin' block should be a string.");
return -1;
+ }
- name = ci->values[0].value.string;
+ const char *name = ci->values[0].value.string;
if (strcmp("libvirt", name) == 0) {
/* TODO(octo): Remove this legacy. */
WARNING("The \"libvirt\" plugin has been renamed to \"virt\" to avoid "
/* default to the global interval set before loading this plugin */
ctx.interval = cf_get_default_interval();
+ ctx.name = strdup(name);
old_ctx = plugin_set_ctx(ctx);
- status = plugin_load(name, /* flags = */ 0);
+ status = plugin_load(name, /* flags = */ false);
/* reset to the "global" context */
plugin_set_ctx(old_ctx);
}
/* Hm, no complex plugin found. Dispatch the values one by one */
- for (int i = 0; i < ci->children_num; i++) {
- if (ci->children[i].children == NULL)
- dispatch_value_plugin(name, ci->children + i);
- else {
+ for (int i = 0, ret = 0; i < ci->children_num; i++) {
+ if (ci->children[i].children == NULL) {
+ oconfig_item_t *child = ci->children + i;
+ ret = dispatch_value_plugin(name, child);
+ if (ret != 0) {
+ ERROR("Plugin %s failed to handle option %s, return code: %i", name,
+ child->key, ret);
+ return ret;
+ }
+ } else {
WARNING("There is a `%s' block within the "
"configuration for the %s plugin. "
"The plugin either only expects "
return 0;
}
- temp = realloc(dst->children,
- sizeof(oconfig_item_t) *
- (dst->children_num + src->children_num - 1));
+ temp =
+ realloc(dst->children, sizeof(oconfig_item_t) *
+ (dst->children_num + src->children_num - 1));
if (temp == NULL) {
ERROR("configfile: realloc failed.");
return -1;
if ((src == NULL) || (src->children_num == 0))
return 0;
- temp =
- realloc(dst->children,
- sizeof(oconfig_item_t) * (dst->children_num + src->children_num));
+ temp = realloc(dst->children, sizeof(oconfig_item_t) *
+ (dst->children_num + src->children_num));
if (temp == NULL) {
ERROR("configfile: realloc failed.");
return -1;
dh = opendir(dir);
if (dh == NULL) {
- char errbuf[1024];
- ERROR("configfile: opendir failed: %s",
- sstrerror(errno, errbuf, sizeof(errbuf)));
+ ERROR("configfile: opendir failed: %s", STRERRNO);
return NULL;
}
if ((de->d_name[0] == '.') || (de->d_name[0] == 0))
continue;
- status = snprintf(name, sizeof(name), "%s/%s", dir, de->d_name);
+ status = ssnprintf(name, sizeof(name), "%s/%s", dir, de->d_name);
if ((status < 0) || ((size_t)status >= sizeof(name))) {
ERROR("configfile: Not including `%s/%s' because its"
" name is too long.",
status = stat(path_ptr, &statbuf);
if (status != 0) {
- char errbuf[1024];
- WARNING("configfile: stat (%s) failed: %s", path_ptr,
- sstrerror(errno, errbuf, sizeof(errbuf)));
+ WARNING("configfile: stat (%s) failed: %s", path_ptr, STRERRNO);
continue;
}
return root;
} /* oconfig_item_t *cf_read_generic */
-/* #endif HAVE_WORDEXP_H */
+ /* #endif HAVE_WORDEXP_H */
#else /* if !HAVE_WORDEXP_H */
static oconfig_item_t *cf_read_generic(const char *path, const char *pattern,
status = stat(path, &statbuf);
if (status != 0) {
- char errbuf[1024];
- ERROR("configfile: stat (%s) failed: %s", path,
- sstrerror(errno, errbuf, sizeof(errbuf)));
+ ERROR("configfile: stat (%s) failed: %s", path, STRERRNO);
return NULL;
}
/*
* Public functions
*/
-int global_option_set(const char *option, const char *value, _Bool from_cli) {
+int global_option_set(const char *option, const char *value, bool from_cli) {
int i;
DEBUG("option = %s; value = %s;", option, value);
* success. */
int cf_util_get_string(const oconfig_item_t *ci, char **ret_string) /* {{{ */
{
- char *string;
-
if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING)) {
- ERROR("cf_util_get_string: The %s option requires "
- "exactly one string argument.",
- ci->key);
+ P_ERROR("The `%s' option requires exactly one string argument.", ci->key);
return -1;
}
- string = strdup(ci->values[0].value.string);
+ char *string = strdup(ci->values[0].value.string);
if (string == NULL)
return -1;
} /* }}} int cf_util_get_string */
/* Assures the config option is a string and copies it to the provided buffer.
- * Assures null-termination. */
+ * Assures NUL-termination. */
int cf_util_get_string_buffer(const oconfig_item_t *ci, char *buffer, /* {{{ */
size_t buffer_size) {
if ((ci == NULL) || (buffer == NULL) || (buffer_size < 1))
return EINVAL;
if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_STRING)) {
- ERROR("cf_util_get_string_buffer: The %s option requires "
- "exactly one string argument.",
- ci->key);
+ P_ERROR("The `%s' option requires exactly one string argument.", ci->key);
return -1;
}
strncpy(buffer, ci->values[0].value.string, buffer_size);
- buffer[buffer_size - 1] = 0;
+ buffer[buffer_size - 1] = '\0';
return 0;
} /* }}} int cf_util_get_string_buffer */
return EINVAL;
if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_NUMBER)) {
- ERROR("cf_util_get_int: The %s option requires "
- "exactly one numeric argument.",
- ci->key);
+ P_ERROR("The `%s' option requires exactly one numeric argument.", ci->key);
return -1;
}
return EINVAL;
if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_NUMBER)) {
- ERROR("cf_util_get_double: The %s option requires "
- "exactly one numeric argument.",
- ci->key);
+ P_ERROR("The `%s' option requires exactly one numeric argument.", ci->key);
return -1;
}
return 0;
} /* }}} int cf_util_get_double */
-int cf_util_get_boolean(const oconfig_item_t *ci, _Bool *ret_bool) /* {{{ */
+int cf_util_get_boolean(const oconfig_item_t *ci, bool *ret_bool) /* {{{ */
{
if ((ci == NULL) || (ret_bool == NULL))
return EINVAL;
if ((ci->values_num != 1) || ((ci->values[0].type != OCONFIG_TYPE_BOOLEAN) &&
(ci->values[0].type != OCONFIG_TYPE_STRING))) {
- ERROR("cf_util_get_boolean: The %s option requires "
- "exactly one boolean argument.",
- ci->key);
+ P_ERROR("The `%s' option requires exactly one boolean argument.", ci->key);
return -1;
}
switch (ci->values[0].type) {
case OCONFIG_TYPE_BOOLEAN:
- *ret_bool = ci->values[0].value.boolean ? 1 : 0;
+ *ret_bool = ci->values[0].value.boolean ? true : false;
break;
case OCONFIG_TYPE_STRING:
- WARNING("cf_util_get_boolean: Using string value `%s' for boolean option "
- "`%s' is deprecated and will be removed in future releases. "
- "Use unquoted true or false instead.",
- ci->values[0].value.string, ci->key);
+ P_WARNING("Using string value `%s' for boolean option `%s' is deprecated "
+ "and will be removed in future releases. Use unquoted true or "
+ "false instead.",
+ ci->values[0].value.string, ci->key);
if (IS_TRUE(ci->values[0].value.string))
- *ret_bool = 1;
+ *ret_bool = true;
else if (IS_FALSE(ci->values[0].value.string))
- *ret_bool = 0;
+ *ret_bool = false;
else {
- ERROR("cf_util_get_boolean: Cannot parse string value `%s' of the `%s' "
- "option as a boolean value.",
- ci->values[0].value.string, ci->key);
+ P_ERROR("Cannot parse string value `%s' of the `%s' option as a boolean "
+ "value.",
+ ci->values[0].value.string, ci->key);
return -1;
}
break;
int cf_util_get_flag(const oconfig_item_t *ci, /* {{{ */
unsigned int *ret_value, unsigned int flag) {
int status;
- _Bool b;
if (ret_value == NULL)
return EINVAL;
- b = 0;
+ bool b = false;
status = cf_util_get_boolean(ci, &b);
if (status != 0)
return status;
if ((ci->values_num != 1) || ((ci->values[0].type != OCONFIG_TYPE_STRING) &&
(ci->values[0].type != OCONFIG_TYPE_NUMBER))) {
- ERROR("cf_util_get_port_number: The \"%s\" option requires "
- "exactly one string argument.",
- ci->key);
+ P_ERROR("The `%s' option requires exactly one string argument.", ci->key);
return -1;
}
assert(ci->values[0].type == OCONFIG_TYPE_NUMBER);
tmp = (int)(ci->values[0].value.number + 0.5);
if ((tmp < 1) || (tmp > 65535)) {
- ERROR("cf_util_get_port_number: The \"%s\" option requires "
- "a service name or a port number. The number "
- "you specified, %i, is not in the valid "
- "range of 1-65535.",
- ci->key, tmp);
+ P_ERROR("The `%s' option requires a service name or a port number. The "
+ "number you specified, %i, is not in the valid range of 1-65535.",
+ ci->key, tmp);
return -1;
}
int status;
if (ci->values_num != 1) {
- ERROR("cf_util_get_service: The %s option requires exactly "
- "one argument.",
- ci->key);
+ P_ERROR("The `%s` option requires exactly one argument.", ci->key);
return -1;
}
if (ci->values[0].type == OCONFIG_TYPE_STRING)
return cf_util_get_string(ci, ret_string);
if (ci->values[0].type != OCONFIG_TYPE_NUMBER) {
- ERROR("cf_util_get_service: The %s option requires "
- "exactly one string or numeric argument.",
- ci->key);
+ P_ERROR("The `%s` option requires exactly one string or numeric argument.",
+ ci->key);
}
port = 0;
if (status != 0)
return status;
else if ((port < 1) || (port > 65535)) {
- ERROR("cf_util_get_service: The port number given "
- "for the %s option is out of "
- "range (%i).",
- ci->key, port);
+ P_ERROR("The port number given for the `%s` option is out of range (%i).",
+ ci->key, port);
return -1;
}
service = malloc(6);
if (service == NULL) {
- ERROR("cf_util_get_service: Out of memory.");
+ P_ERROR("cf_util_get_service: Out of memory.");
return -1;
}
- snprintf(service, 6, "%i", port);
+ ssnprintf(service, 6, "%i", port);
sfree(*ret_string);
*ret_string = service;
return EINVAL;
if ((ci->values_num != 1) || (ci->values[0].type != OCONFIG_TYPE_NUMBER)) {
- ERROR("cf_util_get_cdtime: The %s option requires "
- "exactly one numeric argument.",
- ci->key);
+ P_ERROR("The `%s' option requires exactly one numeric argument.", ci->key);
return -1;
}
if (ci->values[0].value.number < 0.0) {
- ERROR("cf_util_get_cdtime: The numeric argument of the %s "
- "option must not be negative.",
- ci->key);
+ P_ERROR("The numeric argument of the `%s' option must not be negative.",
+ ci->key);
return -1;
}
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