1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
|
#include "swarmkv_common.h"
#include "swarmkv_store.h"
#include "swarmkv_error.h"
#include <stdlib.h>
#include <assert.h>
enum cmd_exec_result sadd_command(struct swarmkv_module *mod_store, const struct swarmkv_cmd *cmd, struct swarmkv_reply **reply)
{
struct sobj *obj = NULL;
const sds key = cmd->argv[1];
obj = store_lookup(mod_store, key);
if (!obj)
{
return NEED_KEY_ROUTE;
}
if (obj->type == OBJ_TYPE_UNDEFINED)
{
uuid_t uuid;
assert(obj->raw == NULL);
store_get_uuid(mod_store, uuid);
obj->set = OR_set_new(uuid);
obj->type = OBJ_TYPE_SET;
}
size_t n_to_add = cmd->argc - 2;
size_t i = 0;
int ret = 0;
int n_added = 0;
if (obj->type == OBJ_TYPE_SET)
{
for (i = 0; i < n_to_add; i++)
{
ret = OR_set_add(obj->set, cmd->argv[2 + i], sdslen(cmd->argv[2 + i]));
if (ret > 0)
n_added++;
}
*reply = swarmkv_reply_new_integer(n_added);
store_mark_object_as_modified(mod_store, obj);
}
else
{
*reply = swarmkv_reply_new_error(error_wrong_type);
}
return FINISHED;
}
enum cmd_exec_result srem_command(struct swarmkv_module *mod_store, const struct swarmkv_cmd *cmd, struct swarmkv_reply **reply)
{
struct sobj *obj = NULL;
const sds key = cmd->argv[1];
obj = store_lookup(mod_store, key);
if (!obj)
{
return NEED_KEY_ROUTE;
}
if (obj->type == OBJ_TYPE_UNDEFINED)
{
return handle_undefined_object(obj, reply);
}
if (obj->type != OBJ_TYPE_SET)
{
*reply = swarmkv_reply_new_error(error_wrong_type);
return FINISHED;
}
size_t n_to_rm = cmd->argc - 2;
size_t i = 0;
int ret = 0;
int n_removed = 0;
for (i = 0; i < n_to_rm; i++)
{
ret = OR_set_remove(obj->set, cmd->argv[2 + i], sdslen(cmd->argv[2 + i]));
if (ret > 0)
n_removed++;
}
*reply = swarmkv_reply_new_integer(n_removed);
store_mark_object_as_modified(mod_store, obj);
return FINISHED;
}
enum cmd_exec_result smembers_command(struct swarmkv_module *mod_store, const struct swarmkv_cmd *cmd, struct swarmkv_reply **reply)
{
struct sobj *obj = NULL;
const sds key = cmd->argv[1];
obj = store_lookup(mod_store, key);
if (!obj)
{
return NEED_KEY_ROUTE;
}
if (obj->type == OBJ_TYPE_UNDEFINED)
{
return handle_undefined_object(obj, reply);
}
if (obj->type != OBJ_TYPE_SET)
{
*reply = swarmkv_reply_new_error(error_wrong_type);
return FINISHED;
}
struct OR_set_member_list *mlist = NULL;
mlist = OR_set_members(obj->set);
if (!mlist)
{
*reply = swarmkv_reply_new_array(0); // return empty array
return FINISHED;
}
size_t i = 0;
*reply = swarmkv_reply_new_array(mlist->n_member);
for (i = 0; i < mlist->n_member; i++)
{
(*reply)->elements[i] = swarmkv_reply_new_string(mlist->members[i], mlist->member_len[i]);
}
OR_set_member_list_free(mlist);
return FINISHED;
}
enum cmd_exec_result sismember_command(struct swarmkv_module *mod_store, const struct swarmkv_cmd *cmd, struct swarmkv_reply **reply)
{
struct sobj *obj = NULL;
const sds key = cmd->argv[1];
obj = store_lookup(mod_store, key);
if (!obj)
{
return NEED_KEY_ROUTE;
}
if (obj->type == OBJ_TYPE_UNDEFINED)
{
return handle_undefined_object(obj, reply);
}
if (obj->type != OBJ_TYPE_SET)
{
*reply = swarmkv_reply_new_error(error_wrong_type);
return FINISHED;
}
int ret = 0;
ret = OR_set_is_member(obj->set, cmd->argv[2], sdslen(cmd->argv[2]));
*reply = swarmkv_reply_new_integer(ret);
return FINISHED;
}
enum cmd_exec_result scard_command(struct swarmkv_module *mod_store, const struct swarmkv_cmd *cmd, struct swarmkv_reply **reply)
{
struct sobj *obj = NULL;
const sds key = cmd->argv[1];
obj = store_lookup(mod_store, key);
if (!obj)
{
return NEED_KEY_ROUTE;
}
if (obj->type == OBJ_TYPE_UNDEFINED)
{
return handle_undefined_object(obj, reply);
}
if (obj->type != OBJ_TYPE_SET)
{
*reply = swarmkv_reply_new_error(error_wrong_type);
return FINISHED;
}
int ret = 0;
ret = OR_set_cardinality(obj->set);
*reply = swarmkv_reply_new_integer(ret);
return FINISHED;
}
|
