Code

frontend: Drop sdb_fe_store_* in favor of sdb_store_query_execute.
authorSebastian Harl <sh@tokkee.org>
Mon, 18 May 2015 21:57:06 +0000 (23:57 +0200)
committerSebastian Harl <sh@tokkee.org>
Mon, 18 May 2015 21:57:06 +0000 (23:57 +0200)
Instead, build a temporary AST to represent the command to be executed.

src/Makefile.am
src/frontend/query.c
src/frontend/store.c [deleted file]
t/unit/frontend/query_test.c

index 52bd42b..48561c3 100644 (file)
@@ -92,7 +92,6 @@ libsysdb_la_SOURCES = \
                frontend/parser.c include/frontend/parser.h \
                frontend/sock.c include/frontend/sock.h \
                frontend/session.c \
-               frontend/store.c \
                frontend/query.c \
                parser/analyzer.c \
                parser/ast.c include/parser/ast.h \
index d04aca9..97698fd 100644 (file)
  * private helper functions
  */
 
+static char *
+sstrdup(const char *s)
+{
+       return s ? strdup(s) : NULL;
+} /* sstrdup */
+
 static int
 query_exec(sdb_conn_t *conn, sdb_ast_node_t *ast)
 {
@@ -261,5 +267,110 @@ sdb_fe_lookup(sdb_conn_t *conn)
        return status;
 } /* sdb_fe_lookup */
 
+int
+sdb_fe_store(sdb_conn_t *conn)
+{
+       sdb_ast_node_t *ast;
+       const char *buf = sdb_strbuf_string(conn->buf);
+       size_t len = conn->cmd_len;
+       uint32_t type;
+       ssize_t n;
+       int status;
+
+       if ((! conn) || (conn->cmd != SDB_CONNECTION_STORE))
+               return -1;
+
+       if ((n = sdb_proto_unmarshal_int32(buf, len, &type)) < 0) {
+               sdb_log(SDB_LOG_ERR, "frontend: Invalid command length %zu for "
+                               "STORE command", len);
+               sdb_strbuf_sprintf(conn->errbuf,
+                               "STORE: Invalid command length %zu", len);
+               return -1;
+       }
+
+       switch (type) {
+               case SDB_HOST:
+               {
+                       sdb_proto_host_t host;
+                       if (sdb_proto_unmarshal_host(buf, len, &host) < 0) {
+                               sdb_strbuf_sprintf(conn->errbuf,
+                                               "STORE: Failed to unmarshal host object");
+                               return -1;
+                       }
+                       ast = sdb_ast_store_create(SDB_HOST, /* host */ NULL,
+                                       /* parent */ 0, NULL, sstrdup(host.name), host.last_update,
+                                       /* metric store */ NULL, NULL, SDB_DATA_NULL);
+               }
+               break;
+
+               case SDB_SERVICE:
+               {
+                       sdb_proto_service_t svc;
+                       if (sdb_proto_unmarshal_service(buf, len, &svc) < 0) {
+                               sdb_strbuf_sprintf(conn->errbuf,
+                                               "STORE: Failed to unmarshal service object");
+                               return -1;
+                       }
+                       ast = sdb_ast_store_create(SDB_SERVICE, sstrdup(svc.hostname),
+                                       /* parent */ 0, NULL, sstrdup(svc.name), svc.last_update,
+                                       /* metric store */ NULL, NULL, SDB_DATA_NULL);
+               }
+               break;
+
+               case SDB_METRIC:
+               {
+                       sdb_proto_metric_t metric;
+                       if (sdb_proto_unmarshal_metric(buf, len, &metric) < 0) {
+                               sdb_strbuf_sprintf(conn->errbuf,
+                                               "STORE: Failed to unmarshal metric object");
+                               return -1;
+                       }
+                       ast = sdb_ast_store_create(SDB_METRIC, sstrdup(metric.hostname),
+                                       /* parent */ 0, NULL, sstrdup(metric.name), metric.last_update,
+                                       sstrdup(metric.store_type), sstrdup(metric.store_id),
+                                       SDB_DATA_NULL);
+               }
+               break;
+       }
+
+       if (type & SDB_ATTRIBUTE) {
+               sdb_proto_attribute_t attr;
+               const char *hostname, *parent;
+               int parent_type;
+               if (sdb_proto_unmarshal_attribute(buf, len, &attr) < 0) {
+                       sdb_strbuf_sprintf(conn->errbuf,
+                                       "STORE: Failed to unmarshal attribute object");
+                       return -1;
+               }
+               if (attr.parent_type == SDB_HOST) {
+                       hostname = attr.parent;
+                       parent_type = 0;
+                       parent = NULL;
+               }
+               else {
+                       hostname = attr.hostname;
+                       parent_type = attr.parent_type;
+                       parent = attr.parent;
+               }
+               ast = sdb_ast_store_create(SDB_ATTRIBUTE, sstrdup(hostname),
+                               parent_type, sstrdup(parent), sstrdup(attr.key),
+                               attr.last_update, /* metric store */ NULL, NULL,
+                               attr.value);
+       }
+
+       if (! ast) {
+               sdb_log(SDB_LOG_ERR, "frontend: Invalid object type %d for "
+                               "STORE COMMAND", type);
+               sdb_strbuf_sprintf(conn->errbuf, "STORE: Invalid object type %d", type);
+               return -1;
+       }
+
+       status = sdb_parser_analyze(ast, conn->errbuf);
+       if (! status)
+               status = query_exec(conn, ast);
+       sdb_object_deref(SDB_OBJ(ast));
+       return status;
+} /* sdb_fe_store */
+
 /* vim: set tw=78 sw=4 ts=4 noexpandtab : */
 
diff --git a/src/frontend/store.c b/src/frontend/store.c
deleted file mode 100644 (file)
index 3d1a847..0000000
+++ /dev/null
@@ -1,221 +0,0 @@
-/*
- * SysDB - src/frontend/store.c
- * Copyright (C) 2015 Sebastian 'tokkee' Harl <sh@tokkee.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
- * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
- * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
- * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
- * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
- * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "sysdb.h"
-
-#include "core/store.h"
-#include "frontend/connection-private.h"
-#include "utils/error.h"
-#include "utils/proto.h"
-#include "utils/strbuf.h"
-
-#include <ctype.h>
-#include <string.h>
-
-/*
- * private helper functions
- */
-
-static int
-store_reply(sdb_conn_t *conn, int type, const char *name, int status)
-{
-       if (status < 0) {
-               sdb_strbuf_sprintf(conn->errbuf, "STORE: Failed to store %s object",
-                               SDB_STORE_TYPE_TO_NAME(type));
-               return -1;
-       }
-
-       if (! status) {
-               char msg[strlen(name) + 64];
-               snprintf(msg, sizeof(msg), "Successfully stored %s %s",
-                               SDB_STORE_TYPE_TO_NAME(type), name);
-               msg[sizeof(msg) - 1] = '\0';
-               sdb_connection_send(conn, SDB_CONNECTION_OK,
-                               (uint32_t)strlen(msg), msg);
-       }
-       else {
-               char msg[strlen(name) + 64];
-               snprintf(msg, sizeof(msg), "%s %s already up to date",
-                               SDB_STORE_TYPE_TO_NAME(type), name);
-               msg[0] = (char)toupper((int)msg[0]);
-               msg[sizeof(msg) - 1] = '\0';
-               sdb_connection_send(conn, SDB_CONNECTION_OK,
-                               (uint32_t)strlen(msg), msg);
-       }
-       return 0;
-} /* store_reply */
-
-/*
- * public API
- */
-
-/*
- * TODO: move sdb_fe_store to frontend/query.c and let it build an AST
- */
-
-int
-sdb_fe_store(sdb_conn_t *conn)
-{
-       uint32_t type;
-
-       const char *buf = sdb_strbuf_string(conn->buf);
-       size_t len = conn->cmd_len;
-       ssize_t n;
-
-       if ((! conn) || (conn->cmd != SDB_CONNECTION_STORE))
-               return -1;
-
-       if ((n = sdb_proto_unmarshal_int32(buf, len, &type)) < 0) {
-               sdb_log(SDB_LOG_ERR, "frontend: Invalid command length %zu for "
-                               "STORE command", len);
-               sdb_strbuf_sprintf(conn->errbuf,
-                               "STORE: Invalid command length %zu", len);
-               return -1;
-       }
-
-       switch (type) {
-               case SDB_HOST:
-               {
-                       sdb_proto_host_t host;
-                       if (sdb_proto_unmarshal_host(buf, len, &host) < 0) {
-                               sdb_strbuf_sprintf(conn->errbuf,
-                                               "STORE: Failed to unmarshal host object");
-                               return -1;
-                       }
-                       return sdb_fe_store_host(conn, &host);
-               }
-               case SDB_SERVICE:
-               {
-                       sdb_proto_service_t svc;
-                       if (sdb_proto_unmarshal_service(buf, len, &svc) < 0) {
-                               sdb_strbuf_sprintf(conn->errbuf,
-                                               "STORE: Failed to unmarshal service object");
-                               return -1;
-                       }
-                       return sdb_fe_store_service(conn, &svc);
-               }
-               case SDB_METRIC:
-               {
-                       sdb_proto_metric_t metric;
-                       if (sdb_proto_unmarshal_metric(buf, len, &metric) < 0) {
-                               sdb_strbuf_sprintf(conn->errbuf,
-                                               "STORE: Failed to unmarshal metric object");
-                               return -1;
-                       }
-                       return sdb_fe_store_metric(conn, &metric);
-               }
-       }
-       if (type & SDB_ATTRIBUTE) {
-               sdb_proto_attribute_t attr;
-               int status;
-               if (sdb_proto_unmarshal_attribute(buf, len, &attr) < 0) {
-                       sdb_strbuf_sprintf(conn->errbuf,
-                                       "STORE: Failed to unmarshal attribute object");
-                       return -1;
-               }
-               status = sdb_fe_store_attribute(conn, &attr);
-               sdb_data_free_datum(&attr.value);
-               return status;
-       }
-
-       sdb_log(SDB_LOG_ERR, "frontend: Invalid object type %d for "
-                       "STORE COMMAND", type);
-       sdb_strbuf_sprintf(conn->errbuf, "STORE: Invalid object type %d", type);
-       return -1;
-} /* sdb_fe_store */
-
-int
-sdb_fe_store_host(sdb_conn_t *conn, const sdb_proto_host_t *host)
-{
-       if ((! conn) || (! host) || (! host->name))
-               return -1;
-
-       return store_reply(conn, SDB_HOST, host->name,
-                       sdb_store_host(host->name, host->last_update));
-} /* sdb_fe_store_host */
-
-int
-sdb_fe_store_service(sdb_conn_t *conn, const sdb_proto_service_t *svc)
-{
-       char name[svc ? strlen(svc->hostname) + strlen(svc->name) + 2 : 2];
-
-       if ((! conn) || (! svc) || (! svc->hostname) || (! svc->name))
-               return -1;
-
-       snprintf(name, sizeof(name), "%s.%s", svc->hostname, svc->name);
-       return store_reply(conn, SDB_SERVICE, name,
-                       sdb_store_service(svc->hostname, svc->name, svc->last_update));
-} /* sdb_fe_store_service */
-
-int
-sdb_fe_store_metric(sdb_conn_t *conn, const sdb_proto_metric_t *metric)
-{
-       sdb_metric_store_t store;
-       char name[metric ? strlen(metric->hostname) + strlen(metric->name) + 2 : 2];
-
-       if ((! conn) || (! metric) || (! metric->hostname) || (! metric->name))
-               return -1;
-
-       store.type = metric->store_type;
-       store.id = metric->store_id;
-       snprintf(name, sizeof(name), "%s.%s", metric->hostname, metric->name);
-       return store_reply(conn, SDB_METRIC, name,
-                       sdb_store_metric(metric->hostname, metric->name,
-                               &store, metric->last_update));
-} /* sdb_fe_store_metric */
-
-int
-sdb_fe_store_attribute(sdb_conn_t *conn, const sdb_proto_attribute_t *attr)
-{
-       char name[attr ? strlen(attr->parent) + strlen(attr->key) + 2 : 2];
-       int status;
-
-       if ((! conn) || (! attr) || (! attr->parent) || (! attr->key))
-               return -1;
-
-       if (attr->parent_type == SDB_HOST)
-               status = sdb_store_attribute(attr->parent,
-                               attr->key, &attr->value, attr->last_update);
-       else if (attr->parent_type == SDB_SERVICE)
-               status = sdb_store_service_attr(attr->hostname, attr->parent,
-                               attr->key, &attr->value, attr->last_update);
-       else if (attr->parent_type == SDB_METRIC)
-               status = sdb_store_metric_attr(attr->hostname, attr->parent,
-                               attr->key, &attr->value, attr->last_update);
-       else {
-               sdb_strbuf_sprintf(conn->errbuf,
-                               "STORE: Invalid parent object type %d",
-                               attr->parent_type);
-               return -1;
-       }
-
-       snprintf(name, sizeof(name), "%s.%s", attr->parent, attr->key);
-       return store_reply(conn, attr->parent_type | SDB_ATTRIBUTE, name, status);
-} /* sdb_fe_store_attribute */
-
-/* vim: set tw=78 sw=4 ts=4 noexpandtab : */
-
index 00a208f..a90b00f 100644 (file)
@@ -597,8 +597,7 @@ static struct {
        },
        {
                SDB_CONNECTION_STORE, "\0\0\0\x12""\0\0\0\0\xd6\x93\xa4\0""h2\0s1\0aA\0"VALUE,27+VALUE_LEN,
-               0, SDB_CONNECTION_OK, 43, 0, "Successfully stored service attribute s1.aA",
-               /* TODO: 46, h2.s1.aA */
+               0, SDB_CONNECTION_OK, 46, 0, "Successfully stored service attribute h2.s1.aA",
        },
        {
                SDB_CONNECTION_QUERY, "STORE service attribute 'h2'.'x1'.'aA' 'vA'", -1,
@@ -630,8 +629,7 @@ static struct {
        },
        {
                SDB_CONNECTION_STORE, "\0\0\0\x13""\0\0\0\0\xd6\x93\xa4\0""h1\0m1\0aA\0"VALUE, 27+VALUE_LEN,
-               0, SDB_CONNECTION_OK, 42, 0, "Successfully stored metric attribute m1.aA",
-               /* TODO: 45, h1.m1.aA */
+               0, SDB_CONNECTION_OK, 45, 0, "Successfully stored metric attribute h1.m1.aA",
        },
        {
                SDB_CONNECTION_QUERY, "STORE metric attribute 'h1'.'x1'.'aA' 'vA'", -1,