26 EERROR(err = EIO, "invalid db data"); |
25 EERROR(err = EIO, "invalid db data"); |
27 |
26 |
28 INFO("[dbfs.lookup] -> ino=%u", ino); |
27 INFO("[dbfs.lookup] -> ino=%u", ino); |
29 |
28 |
30 // stat attrs |
29 // stat attrs |
31 if (_dbfs_stat_info(&e.attr, res, 0, 1)) |
30 if ((err = _dbfs_stat_info(&e.attr, res, 0, 1))) |
32 goto error; |
31 goto error; |
33 |
32 |
34 // other attrs |
33 // other attrs |
35 e.ino = e.attr.st_ino = ino; |
34 e.ino = e.attr.st_ino = ino; |
36 e.attr_timeout = CACHE_TIMEOUT; |
35 e.attr_timeout = CACHE_TIMEOUT; |
55 INFO("[dbfs.lookup] parent=%lu name=%s", parent, name); |
54 INFO("[dbfs.lookup] parent=%lu name=%s", parent, name); |
56 |
55 |
57 // query and params |
56 // query and params |
58 const char *sql = |
57 const char *sql = |
59 "SELECT" |
58 "SELECT" |
60 " inodes.ino, inodes.type, inodes.mode, dbfs_lo_size(data), count(*)" |
59 " inodes.ino, " DBFS_STAT_COLS |
61 " FROM file_tree INNER JOIN inodes ON (file_tree.inode = inodes.ino)" |
60 " FROM file_tree INNER JOIN inodes ON (file_tree.inode = inodes.ino)" |
62 " WHERE file_tree.parent = $1::int4 AND file_tree.name = $2::varchar" |
61 " WHERE file_tree.parent = $1::int4 AND file_tree.name = $2::varchar" |
63 " GROUP BY inodes.ino, inodes.type, inodes.mode, data"; |
62 " GROUP BY inodes.ino, inodes.type, inodes.mode, data"; |
64 |
63 |
65 static struct evsql_query_params params = EVSQL_PARAMS(EVSQL_FMT_BINARY) { |
64 static struct evsql_query_params params = EVSQL_PARAMS(EVSQL_FMT_BINARY) { |
88 error: |
87 error: |
89 if ((err = fuse_reply_err(req, err))) |
88 if ((err = fuse_reply_err(req, err))) |
90 EWARNING(err, "fuse_reply_err"); |
89 EWARNING(err, "fuse_reply_err"); |
91 } |
90 } |
92 |
91 |
93 void _dbfs_getattr_result (const struct evsql_result_info *res, void *arg) { |
|
94 struct fuse_req *req = arg; |
|
95 struct stat st; ZINIT(st); |
|
96 int err = 0; |
|
97 |
|
98 // check the results |
|
99 if ((err = _dbfs_check_res(res, 1, 4))) |
|
100 SERROR(err = (err == 1 ? ENOENT : EIO)); |
|
101 |
|
102 INFO("[dbfs.getattr %p] -> (stat follows)", req); |
|
103 |
|
104 // stat attrs |
|
105 if (_dbfs_stat_info(&st, res, 0, 0)) |
|
106 goto error; |
|
107 |
|
108 // XXX: we don't have the ino |
|
109 st.st_ino = 0; |
|
110 |
|
111 // reply |
|
112 if ((err = fuse_reply_attr(req, &st, CACHE_TIMEOUT))) |
|
113 EERROR(err, "fuse_reply_entry"); |
|
114 |
|
115 error: |
|
116 if (err && (err = fuse_reply_err(req, err))) |
|
117 EWARNING(err, "fuse_reply_err"); |
|
118 |
|
119 // free |
|
120 evsql_result_free(res); |
|
121 } |
|
122 |
|
123 void dbfs_getattr (struct fuse_req *req, fuse_ino_t ino, struct fuse_file_info *fi) { |
|
124 struct dbfs *ctx = fuse_req_userdata(req); |
|
125 int err; |
|
126 |
|
127 (void) fi; |
|
128 |
|
129 INFO("[dbfs.getattr %p] ino=%lu", req, ino); |
|
130 |
|
131 const char *sql = |
|
132 "SELECT" |
|
133 " inodes.type, inodes.mode, dbfs_lo_size(data), count(*)" |
|
134 " FROM inodes" |
|
135 " WHERE inodes.ino = $1::int4" |
|
136 " GROUP BY inodes.type, inodes.mode, data"; |
|
137 |
|
138 static struct evsql_query_params params = EVSQL_PARAMS(EVSQL_FMT_BINARY) { |
|
139 EVSQL_PARAM ( UINT32 ), |
|
140 |
|
141 EVSQL_PARAMS_END |
|
142 }; |
|
143 |
|
144 // build params |
|
145 if (0 |
|
146 || evsql_param_uint32(¶ms, 0, ino) |
|
147 ) |
|
148 SERROR(err = EIO); |
|
149 |
|
150 // query |
|
151 if (evsql_query_params(ctx->db, NULL, sql, ¶ms, _dbfs_getattr_result, req) == NULL) |
|
152 SERROR(err = EIO); |
|
153 |
|
154 // XXX: handle interrupts |
|
155 |
|
156 // wait |
|
157 return; |
|
158 |
|
159 error: |
|
160 if ((err = fuse_reply_err(req, err))) |
|
161 EWARNING(err, "fuse_reply_err"); |
|
162 } |
|
163 |
|