1 /*        $NetBSD: dict_test.c,v 1.2 2017/02/14 01:16:49 christos Exp $         */
2 
3  /*
4   * Proof-of-concept test program. Create, update or read a database. Type
5   * '?' for a list of commands.
6   */
7 
8 /* System library. */
9 
10 #include <sys_defs.h>
11 #include <stdlib.h>
12 #include <fcntl.h>
13 #include <unistd.h>
14 #include <signal.h>
15 #include <string.h>
16 
17 #ifdef STRCASECMP_IN_STRINGS_H
18 #include <strings.h>
19 #endif
20 
21 /* Utility library. */
22 
23 #include <msg.h>
24 #include <stringops.h>
25 #include <vstring.h>
26 #include <vstream.h>
27 #include <msg_vstream.h>
28 #include <vstring_vstream.h>
29 #include <dict.h>
30 #include <dict_lmdb.h>
31 #include <dict_db.h>
32 
usage(char * myname)33 static NORETURN usage(char *myname)
34 {
35     msg_fatal("usage: %s type:file read|write|create [flags...]", myname);
36 }
37 
dict_test(int argc,char ** argv)38 void    dict_test(int argc, char **argv)
39 {
40     VSTRING *keybuf = vstring_alloc(1);
41     VSTRING *inbuf = vstring_alloc(1);
42     DICT   *dict;
43     char   *dict_name;
44     int     open_flags;
45     char   *bufp;
46     char   *cmd;
47     const char *key;
48     const char *value;
49     int     ch;
50     int     dict_flags = 0;
51     int     n;
52     int     rc;
53 
54 #define USAGE       "verbose|del key|get key|put key=value|first|next|masks|flags"
55 
56     signal(SIGPIPE, SIG_IGN);
57 
58     msg_vstream_init(argv[0], VSTREAM_ERR);
59     while ((ch = GETOPT(argc, argv, "v")) > 0) {
60           switch (ch) {
61           default:
62               usage(argv[0]);
63           case 'v':
64               msg_verbose++;
65               break;
66           }
67     }
68     optind = OPTIND;
69     if (argc - optind < 2)
70           usage(argv[0]);
71     if (strcasecmp(argv[optind + 1], "create") == 0)
72           open_flags = O_CREAT | O_RDWR | O_TRUNC;
73     else if (strcasecmp(argv[optind + 1], "write") == 0)
74           open_flags = O_RDWR;
75     else if (strcasecmp(argv[optind + 1], "read") == 0)
76           open_flags = O_RDONLY;
77     else
78           msg_fatal("unknown access mode: %s", argv[2]);
79     for (n = 2; argv[optind + n]; n++)
80           dict_flags |= dict_flags_mask(argv[optind + 2]);
81     if ((dict_flags & DICT_FLAG_OPEN_LOCK) == 0)
82           dict_flags |= DICT_FLAG_LOCK;
83     if ((dict_flags & (DICT_FLAG_DUP_WARN | DICT_FLAG_DUP_IGNORE)) == 0)
84           dict_flags |= DICT_FLAG_DUP_REPLACE;
85     dict_flags |= DICT_FLAG_UTF8_REQUEST;
86     vstream_fflush(VSTREAM_OUT);
87     dict_name = argv[optind];
88     dict_allow_surrogate = 1;
89     util_utf8_enable = 1;
90     dict = dict_open(dict_name, open_flags, dict_flags);
91     dict_register(dict_name, dict);
92     vstream_printf("owner=%s (uid=%ld)\n",
93                        dict->owner.status == DICT_OWNER_TRUSTED ? "trusted" :
94                        dict->owner.status == DICT_OWNER_UNTRUSTED ? "untrusted" :
95                        dict->owner.status == DICT_OWNER_UNKNOWN ? "unspecified" :
96                        "error", (long) dict->owner.uid);
97     vstream_fflush(VSTREAM_OUT);
98 
99     while (vstring_fgets_nonl(inbuf, VSTREAM_IN)) {
100           bufp = vstring_str(inbuf);
101           if (!isatty(0)) {
102               vstream_printf("> %s\n", bufp);
103               vstream_fflush(VSTREAM_OUT);
104           }
105           if (*bufp == '#')
106               continue;
107           if ((cmd = mystrtok(&bufp, " ")) == 0) {
108               vstream_printf("usage: %s\n", USAGE);
109               vstream_fflush(VSTREAM_OUT);
110               continue;
111           }
112           if (dict_changed_name())
113               msg_warn("dictionary has changed");
114           key = *bufp ? vstring_str(unescape(keybuf, mystrtok(&bufp, " ="))) : 0;
115           value = mystrtok(&bufp, " =");
116           if (strcmp(cmd, "verbose") == 0 && !key) {
117               msg_verbose++;
118           } else if (strcmp(cmd, "del") == 0 && key && !value) {
119               if ((rc = dict_del(dict, key)) > 0)
120                     vstream_printf("%s: not found\n", key);
121               else if (rc < 0)
122                     vstream_printf("%s: error\n", key);
123               else
124                     vstream_printf("%s: deleted\n", key);
125           } else if (strcmp(cmd, "get") == 0 && key && !value) {
126               if ((value = dict_get(dict, key)) == 0) {
127                     vstream_printf("%s: %s\n", key, dict->error ?
128                                      "error" : "not found");
129               } else {
130                     vstream_printf("%s=%s\n", key, value);
131               }
132           } else if (strcmp(cmd, "put") == 0 && key && value) {
133               if (dict_put(dict, key, value) != 0)
134                     vstream_printf("%s: %s\n", key, dict->error ?
135                                      "error" : "not updated");
136           } else if (strcmp(cmd, "first") == 0 && !key && !value) {
137               if (dict_seq(dict, DICT_SEQ_FUN_FIRST, &key, &value) == 0)
138                     vstream_printf("%s=%s\n", key, value);
139               else
140                     vstream_printf("%s\n", dict->error ?
141                                      "error" : "not found");
142           } else if (strcmp(cmd, "next") == 0 && !key && !value) {
143               if (dict_seq(dict, DICT_SEQ_FUN_NEXT, &key, &value) == 0)
144                     vstream_printf("%s=%s\n", key, value);
145               else
146                     vstream_printf("%s\n", dict->error ?
147                                      "error" : "not found");
148           } else if (strcmp(cmd, "flags") == 0 && !key && !value) {
149               vstream_printf("dict flags %s\n",
150                                  dict_flags_str(dict->flags));
151           } else if (strcmp(cmd, "masks") == 0 && !key && !value) {
152               vstream_printf("DICT_FLAG_IMPL_MASK %s\n",
153                                  dict_flags_str(DICT_FLAG_IMPL_MASK));
154               vstream_printf("DICT_FLAG_PARANOID %s\n",
155                                  dict_flags_str(DICT_FLAG_PARANOID));
156               vstream_printf("DICT_FLAG_RQST_MASK %s\n",
157                                  dict_flags_str(DICT_FLAG_RQST_MASK));
158               vstream_printf("DICT_FLAG_INST_MASK %s\n",
159                                  dict_flags_str(DICT_FLAG_INST_MASK));
160           } else {
161               vstream_printf("usage: %s\n", USAGE);
162           }
163           vstream_fflush(VSTREAM_OUT);
164     }
165     vstring_free(keybuf);
166     vstring_free(inbuf);
167     dict_close(dict);
168 }
169