[tarantool-patches] [PATCH v2 4/7] box: bove some decode functions from alter.cc
imeevma at tarantool.org
imeevma at tarantool.org
Wed Jul 18 11:43:40 MSK 2018
Move functions to decode space format and
functions to decode index options from
alter.cc to format_def.c and index_def.c.
Part of #3375.
---
Branch: https://github.com/tarantool/tarantool/compare/imeevma/gh-3375-lua-expose-ephemeral-spaces
Issue: https://github.com/tarantool/tarantool/issues/3375
src/box/alter.cc | 215 ++--------------------------------------------------
src/box/index_def.c | 60 +++++++++++++++
src/box/index_def.h | 8 ++
src/box/space_def.c | 155 +++++++++++++++++++++++++++++++++++++
src/box/space_def.h | 18 +++++
5 files changed, 246 insertions(+), 210 deletions(-)
diff --git a/src/box/alter.cc b/src/box/alter.cc
index 7b6bd1a..47729d7 100644
--- a/src/box/alter.cc
+++ b/src/box/alter.cc
@@ -30,27 +30,18 @@
*/
#include "alter.h"
#include "schema.h"
-#include "user.h"
-#include "space.h"
-#include "index.h"
#include "func.h"
#include "coll_id_cache.h"
#include "coll_id_def.h"
#include "txn.h"
#include "tuple.h"
-#include "fiber.h" /* for gc_pool */
#include "scoped_guard.h"
#include "third_party/base64.h"
-#include <new> /* for placement new */
-#include <stdio.h> /* snprintf() */
-#include <ctype.h>
#include "replication.h" /* for replica_set_id() */
#include "session.h" /* to fetch the current user. */
-#include "vclock.h" /* VCLOCK_MAX */
#include "xrow.h"
#include "iproto_constants.h"
#include "identifier.h"
-#include "version.h"
#include "sequence.h"
#include "sql.h"
@@ -167,61 +158,6 @@ err:
}
/**
- * Fill index_opts structure from opts field in tuple of space _index
- * Throw an error is unrecognized option.
- */
-static void
-index_opts_decode(struct index_opts *opts, const char *map,
- struct region *region)
-{
- index_opts_create(opts);
- if (opts_decode(opts, index_opts_reg, &map, ER_WRONG_INDEX_OPTIONS,
- BOX_INDEX_FIELD_OPTS, region) != 0)
- diag_raise();
- if (opts->distance == rtree_index_distance_type_MAX) {
- tnt_raise(ClientError, ER_WRONG_INDEX_OPTIONS,
- BOX_INDEX_FIELD_OPTS, "distance must be either "\
- "'euclid' or 'manhattan'");
- }
- if (opts->sql != NULL) {
- char *sql = strdup(opts->sql);
- if (sql == NULL) {
- opts->sql = NULL;
- tnt_raise(OutOfMemory, strlen(opts->sql) + 1, "strdup",
- "sql");
- }
- opts->sql = sql;
- }
- if (opts->range_size <= 0) {
- tnt_raise(ClientError, ER_WRONG_INDEX_OPTIONS,
- BOX_INDEX_FIELD_OPTS,
- "range_size must be greater than 0");
- }
- if (opts->page_size <= 0 || opts->page_size > opts->range_size) {
- tnt_raise(ClientError, ER_WRONG_INDEX_OPTIONS,
- BOX_INDEX_FIELD_OPTS,
- "page_size must be greater than 0 and "
- "less than or equal to range_size");
- }
- if (opts->run_count_per_level <= 0) {
- tnt_raise(ClientError, ER_WRONG_INDEX_OPTIONS,
- BOX_INDEX_FIELD_OPTS,
- "run_count_per_level must be greater than 0");
- }
- if (opts->run_size_ratio <= 1) {
- tnt_raise(ClientError, ER_WRONG_INDEX_OPTIONS,
- BOX_INDEX_FIELD_OPTS,
- "run_size_ratio must be greater than 1");
- }
- if (opts->bloom_fpr <= 0 || opts->bloom_fpr > 1) {
- tnt_raise(ClientError, ER_WRONG_INDEX_OPTIONS,
- BOX_INDEX_FIELD_OPTS,
- "bloom_fpr must be greater than 0 and "
- "less than or equal to 1");
- }
-}
-
-/**
* Create a index_def object from a record in _index
* system space.
*
@@ -250,7 +186,8 @@ index_def_new_from_tuple(struct tuple *tuple, struct space *space)
const char *opts_field =
tuple_field_with_type_xc(tuple, BOX_INDEX_FIELD_OPTS,
MP_MAP);
- index_opts_decode(&opts, opts_field, &fiber()->gc);
+ if (index_opts_decode(&opts, opts_field, &fiber()->gc) != 0)
+ diag_raise();
const char *parts = tuple_field(tuple, BOX_INDEX_FIELD_PARTS);
uint32_t part_count = mp_decode_array(&parts);
if (name_len > BOX_NAME_MAX) {
@@ -316,149 +253,6 @@ space_opts_decode(struct space_opts *opts, const char *map,
}
/**
- * Decode field definition from MessagePack map. Format:
- * {name: <string>, type: <string>}. Type is optional.
- * @param[out] field Field to decode to.
- * @param data MessagePack map to decode.
- * @param space_name Name of a space, from which the field is got.
- * Used in error messages.
- * @param name_len Length of @a space_name.
- * @param errcode Error code to use for client errors. Either
- * create or modify space errors.
- * @param fieldno Field number to decode. Used in error messages.
- * @param region Region to allocate field name.
- */
-static void
-field_def_decode(struct field_def *field, const char **data,
- const char *space_name, uint32_t name_len,
- uint32_t errcode, uint32_t fieldno, struct region *region)
-{
- if (mp_typeof(**data) != MP_MAP) {
- tnt_raise(ClientError, errcode, tt_cstr(space_name, name_len),
- tt_sprintf("field %d is not map",
- fieldno + TUPLE_INDEX_BASE));
- }
- int count = mp_decode_map(data);
- *field = field_def_default;
- bool is_action_missing = true;
- uint32_t action_literal_len = strlen("nullable_action");
- for (int i = 0; i < count; ++i) {
- if (mp_typeof(**data) != MP_STR) {
- tnt_raise(ClientError, errcode,
- tt_cstr(space_name, name_len),
- tt_sprintf("field %d format is not map"\
- " with string keys",
- fieldno + TUPLE_INDEX_BASE));
- }
- uint32_t key_len;
- const char *key = mp_decode_str(data, &key_len);
- if (opts_parse_key(field, field_def_reg, key, key_len, data,
- ER_WRONG_SPACE_FORMAT,
- fieldno + TUPLE_INDEX_BASE, region,
- true) != 0)
- diag_raise();
- if (is_action_missing &&
- key_len == action_literal_len &&
- memcmp(key, "nullable_action", action_literal_len) == 0)
- is_action_missing = false;
- }
- if (is_action_missing) {
- field->nullable_action = field->is_nullable ?
- ON_CONFLICT_ACTION_NONE
- : ON_CONFLICT_ACTION_DEFAULT;
- }
- if (field->name == NULL) {
- tnt_raise(ClientError, errcode, tt_cstr(space_name, name_len),
- tt_sprintf("field %d name is not specified",
- fieldno + TUPLE_INDEX_BASE));
- }
- size_t field_name_len = strlen(field->name);
- if (field_name_len > BOX_NAME_MAX) {
- tnt_raise(ClientError, errcode, tt_cstr(space_name, name_len),
- tt_sprintf("field %d name is too long",
- fieldno + TUPLE_INDEX_BASE));
- }
- identifier_check_xc(field->name, field_name_len);
- if (field->type == field_type_MAX) {
- tnt_raise(ClientError, errcode, tt_cstr(space_name, name_len),
- tt_sprintf("field %d has unknown field type",
- fieldno + TUPLE_INDEX_BASE));
- }
- if (field->nullable_action == on_conflict_action_MAX) {
- tnt_raise(ClientError, errcode, tt_cstr(space_name, name_len),
- tt_sprintf("field %d has unknown field on conflict "
- "nullable action",
- fieldno + TUPLE_INDEX_BASE));
- }
- if (!((field->is_nullable && field->nullable_action ==
- ON_CONFLICT_ACTION_NONE)
- || (!field->is_nullable
- && field->nullable_action != ON_CONFLICT_ACTION_NONE))) {
- tnt_raise(ClientError, errcode, tt_cstr(space_name, name_len),
- tt_sprintf("field %d has conflicting nullability and "
- "nullable action properties", fieldno +
- TUPLE_INDEX_BASE));
- }
- if (field->coll_id != COLL_NONE &&
- field->type != FIELD_TYPE_STRING &&
- field->type != FIELD_TYPE_SCALAR &&
- field->type != FIELD_TYPE_ANY) {
- tnt_raise(ClientError, errcode, tt_cstr(space_name, name_len),
- tt_sprintf("collation is reasonable only for "
- "string, scalar and any fields"));
- }
-
- const char *dv = field->default_value;
- if (dv != NULL) {
- field->default_value_expr = sql_expr_compile(sql_get(), dv,
- strlen(dv));
- if (field->default_value_expr == NULL)
- diag_raise();
- }
-}
-
-/**
- * Decode MessagePack array of fields.
- * @param data MessagePack array of fields.
- * @param[out] out_count Length of a result array.
- * @param space_name Space name to use in error messages.
- * @param errcode Errcode for client errors.
- * @param region Region to allocate result array.
- *
- * @retval Array of fields.
- */
-static struct field_def *
-space_format_decode(const char *data, uint32_t *out_count,
- const char *space_name, uint32_t name_len,
- uint32_t errcode, struct region *region)
-{
- /* Type is checked by _space format. */
- assert(mp_typeof(*data) == MP_ARRAY);
- uint32_t count = mp_decode_array(&data);
- *out_count = count;
- if (count == 0)
- return NULL;
- size_t size = count * sizeof(struct field_def);
- struct field_def *region_defs =
- (struct field_def *) region_alloc_xc(region, size);
- /*
- * Nullify to prevent a case when decoding will fail in
- * the middle and space_def_destroy_fields() below will
- * work with garbage pointers.
- */
- memset(region_defs, 0, size);
- auto fields_guard = make_scoped_guard([=] {
- space_def_destroy_fields(region_defs, count);
- });
- for (uint32_t i = 0; i < count; ++i) {
- field_def_decode(®ion_defs[i], &data, space_name, name_len,
- errcode, i, region);
- }
- fields_guard.is_active = false;
- return region_defs;
-}
-
-/**
* Fill space_def structure from struct tuple.
*/
static struct space_def *
@@ -508,8 +302,9 @@ space_def_new_from_tuple(struct tuple *tuple, uint32_t errcode,
const char *format =
tuple_field_with_type_xc(tuple, BOX_SPACE_FIELD_FORMAT,
MP_ARRAY);
- fields = space_format_decode(format, &field_count, name,
- name_len, errcode, region);
+ if (space_format_decode(&fields, format, &field_count, name, name_len,
+ errcode, region) != 0)
+ diag_raise();
auto fields_guard = make_scoped_guard([=] {
space_def_destroy_fields(fields, field_count);
});
diff --git a/src/box/index_def.c b/src/box/index_def.c
index 45c74d9..e0d54c0 100644
--- a/src/box/index_def.c
+++ b/src/box/index_def.c
@@ -309,3 +309,63 @@ index_def_is_valid(struct index_def *index_def, const char *space_name)
}
return true;
}
+
+int
+index_opts_decode(struct index_opts *opts, const char *map,
+ struct region *region)
+{
+ index_opts_create(opts);
+ if (opts_decode(opts, index_opts_reg, &map, ER_WRONG_INDEX_OPTIONS,
+ BOX_INDEX_FIELD_OPTS, region) != 0) {
+ return -1;
+ }
+ if (opts->distance == rtree_index_distance_type_MAX) {
+ diag_set(ClientError, ER_WRONG_INDEX_OPTIONS,
+ BOX_INDEX_FIELD_OPTS, "distance must be either "\
+ "'euclid' or 'manhattan'");
+ return -1;
+ }
+ if (opts->sql != NULL) {
+ char *sql = strdup(opts->sql);
+ if (sql == NULL) {
+ opts->sql = NULL;
+ diag_set(OutOfMemory, strlen(opts->sql) + 1, "strdup",
+ "sql");
+ return -1;
+ }
+ opts->sql = sql;
+ }
+ if (opts->range_size <= 0) {
+ diag_set(ClientError, ER_WRONG_INDEX_OPTIONS,
+ BOX_INDEX_FIELD_OPTS,
+ "range_size must be greater than 0");
+ return -1;
+ }
+ if (opts->page_size <= 0 || opts->page_size > opts->range_size) {
+ diag_set(ClientError, ER_WRONG_INDEX_OPTIONS,
+ BOX_INDEX_FIELD_OPTS,
+ "page_size must be greater than 0 and "
+ "less than or equal to range_size");
+ return -1;
+ }
+ if (opts->run_count_per_level <= 0) {
+ diag_set(ClientError, ER_WRONG_INDEX_OPTIONS,
+ BOX_INDEX_FIELD_OPTS,
+ "run_count_per_level must be greater than 0");
+ return -1;
+ }
+ if (opts->run_size_ratio <= 1) {
+ diag_set(ClientError, ER_WRONG_INDEX_OPTIONS,
+ BOX_INDEX_FIELD_OPTS,
+ "run_size_ratio must be greater than 1");
+ return -1;
+ }
+ if (opts->bloom_fpr <= 0 || opts->bloom_fpr > 1) {
+ diag_set(ClientError, ER_WRONG_INDEX_OPTIONS,
+ BOX_INDEX_FIELD_OPTS,
+ "bloom_fpr must be greater than 0 and "
+ "less than or equal to 1");
+ return -1;
+ }
+ return 0;
+}
diff --git a/src/box/index_def.h b/src/box/index_def.h
index 48a7820..4c3625b 100644
--- a/src/box/index_def.h
+++ b/src/box/index_def.h
@@ -358,6 +358,14 @@ index_def_cmp(const struct index_def *key1, const struct index_def *key2);
bool
index_def_is_valid(struct index_def *index_def, const char *space_name);
+/**
+ * Fill index_opts structure from opts field in tuple of space _index
+ * Throw an error is unrecognized option.
+ */
+int
+index_opts_decode(struct index_opts *opts, const char *map,
+ struct region *region);
+
#if defined(__cplusplus)
} /* extern "C" */
diff --git a/src/box/space_def.c b/src/box/space_def.c
index f5ca0b5..8780eec 100644
--- a/src/box/space_def.c
+++ b/src/box/space_def.c
@@ -34,6 +34,10 @@
#include "error.h"
#include "sql.h"
#include "msgpuck.h"
+#include "tuple_format.h"
+#include "schema_def.h"
+#include "identifier.h"
+#include "small/region.h"
/**
* Make checks from msgpack.
@@ -351,3 +355,154 @@ error:
sql_expr_list_delete(db, checks);
return -1;
}
+
+/**
+ * Decode field definition from MessagePack map. Format:
+ * {name: <string>, type: <string>}. Type is optional.
+ * @param[out] field Field to decode to.
+ * @param data MessagePack map to decode.
+ * @param space_name Name of a space, from which the field is got.
+ * Used in error messages.
+ * @param name_len Length of @a space_name.
+ * @param errcode Error code to use for client errors. Either
+ * create or modify space errors.
+ * @param fieldno Field number to decode. Used in error messages.
+ * @param region Region to allocate field name.
+ *
+ * @retval 0 Success.
+ * @retval -1 Error.
+ */
+static inline int
+field_def_decode(struct field_def *field, const char **data,
+ const char *space_name, uint32_t name_len,
+ uint32_t errcode, uint32_t fieldno, struct region *region)
+{
+ if (mp_typeof(**data) != MP_MAP) {
+ diag_set(ClientError, errcode, tt_cstr(space_name, name_len),
+ tt_sprintf("field %d is not map",
+ fieldno + TUPLE_INDEX_BASE));
+ return -1;
+ }
+ int count = mp_decode_map(data);
+ *field = field_def_default;
+ bool is_action_missing = true;
+ uint32_t action_literal_len = strlen("nullable_action");
+ for (int i = 0; i < count; ++i) {
+ if (mp_typeof(**data) != MP_STR) {
+ diag_set(ClientError, errcode,
+ tt_cstr(space_name, name_len),
+ tt_sprintf("field %d format is not map"\
+ " with string keys",
+ fieldno + TUPLE_INDEX_BASE));
+ return -1;
+ }
+ uint32_t key_len;
+ const char *key = mp_decode_str(data, &key_len);
+ if (opts_parse_key(field, field_def_reg, key, key_len, data,
+ ER_WRONG_SPACE_FORMAT,
+ fieldno + TUPLE_INDEX_BASE, region,
+ true) != 0)
+ return -1;
+ if (is_action_missing &&
+ key_len == action_literal_len &&
+ memcmp(key, "nullable_action", action_literal_len) == 0)
+ is_action_missing = false;
+ }
+ if (is_action_missing) {
+ field->nullable_action = field->is_nullable ?
+ ON_CONFLICT_ACTION_NONE
+ : ON_CONFLICT_ACTION_DEFAULT;
+ }
+ if (field->name == NULL) {
+ diag_set(ClientError, errcode, tt_cstr(space_name, name_len),
+ tt_sprintf("field %d name is not specified",
+ fieldno + TUPLE_INDEX_BASE));
+ return -1;
+ }
+ size_t field_name_len = strlen(field->name);
+ if (field_name_len > BOX_NAME_MAX) {
+ diag_set(ClientError, errcode, tt_cstr(space_name, name_len),
+ tt_sprintf("field %d name is too long",
+ fieldno + TUPLE_INDEX_BASE));
+ return -1;
+ }
+ if (identifier_check(field->name, field_name_len))
+ return -1;
+ if (field->type == field_type_MAX) {
+ diag_set(ClientError, errcode, tt_cstr(space_name, name_len),
+ tt_sprintf("field %d has unknown field type",
+ fieldno + TUPLE_INDEX_BASE));
+ return -1;
+ }
+ if (field->nullable_action == on_conflict_action_MAX) {
+ diag_set(ClientError, errcode, tt_cstr(space_name, name_len),
+ tt_sprintf("field %d has unknown field on conflict "
+ "nullable action",
+ fieldno + TUPLE_INDEX_BASE));
+ return -1;
+ }
+ if (!((field->is_nullable && field->nullable_action ==
+ ON_CONFLICT_ACTION_NONE)
+ || (!field->is_nullable
+ && field->nullable_action != ON_CONFLICT_ACTION_NONE))) {
+ diag_set(ClientError, errcode, tt_cstr(space_name, name_len),
+ tt_sprintf("field %d has conflicting nullability and "
+ "nullable action properties", fieldno +
+ TUPLE_INDEX_BASE));
+ return -1;
+ }
+ if (field->coll_id != COLL_NONE &&
+ field->type != FIELD_TYPE_STRING &&
+ field->type != FIELD_TYPE_SCALAR &&
+ field->type != FIELD_TYPE_ANY) {
+ diag_set(ClientError, errcode, tt_cstr(space_name, name_len),
+ tt_sprintf("collation is reasonable only for "
+ "string, scalar and any fields"));
+ return -1;
+ }
+
+ const char *dv = field->default_value;
+ if (dv != NULL) {
+ field->default_value_expr = sql_expr_compile(sql_get(), dv,
+ strlen(dv));
+ if (field->default_value_expr == NULL)
+ return -1;
+ }
+ return 0;
+}
+
+int
+space_format_decode(struct field_def **field, const char *data,
+ uint32_t *out_count, const char *space_name,
+ uint32_t name_len, uint32_t errcode, struct region *region)
+{
+ /* Type is checked by _space format. */
+ assert(mp_typeof(*data) == MP_ARRAY);
+ *field = NULL;
+ uint32_t count = mp_decode_array(&data);
+ *out_count = count;
+ if (count == 0)
+ return 0;
+ size_t size = count * sizeof(struct field_def);
+ struct field_def *region_defs =
+ (struct field_def *) region_alloc(region, size);
+ if (region_defs == NULL) {
+ diag_set(OutOfMemory, size, "region_alloc", "region_defs");
+ return -1;
+ }
+ /*
+ * Nullify to prevent a case when decoding will fail in
+ * the middle and space_def_destroy_fields() below will
+ * work with garbage pointers.
+ */
+ memset(region_defs, 0, size);
+ for (uint32_t i = 0; i < count; ++i) {
+ if (field_def_decode(®ion_defs[i], &data, space_name,
+ name_len, errcode, i, region) != 0) {
+ space_def_destroy_fields(region_defs, count);
+ return -1;
+ }
+ }
+ *field = region_defs;
+ return 0;
+}
diff --git a/src/box/space_def.h b/src/box/space_def.h
index 0d1e902..7a01b92 100644
--- a/src/box/space_def.h
+++ b/src/box/space_def.h
@@ -182,6 +182,24 @@ space_def_sizeof(uint32_t name_len, const struct field_def *fields,
uint32_t field_count, uint32_t *names_offset,
uint32_t *fields_offset, uint32_t *def_expr_offset);
+/**
+ * Decode MessagePack array of fields.
+ * @param[out] field Field to decode to.
+ * @param data MessagePack array of fields.
+ * @param[out] out_count Length of a result array.
+ * @param space_name Space name to use in error messages.
+ * @param name_len Length of @a space_name.
+ * @param errcode Errcode for client errors.
+ * @param region Region to allocate result array.
+ *
+ * @retval 0 Success.
+ * @retval -1 Error.
+ */
+int
+space_format_decode(struct field_def **field, const char *data,
+ uint32_t *out_count, const char *space_name,
+ uint32_t name_len, uint32_t errcode, struct region *region);
+
#if defined(__cplusplus)
} /* extern "C" */
--
2.7.4
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