summaryrefslogtreecommitdiff
path: root/src/journal/test-journal.c
blob: 3cdaad4b4039ce6b8ebd25a8ba879badca9a109c (plain)
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
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
/* SPDX-License-Identifier: LGPL-2.1+ */

#include <fcntl.h>
#include <unistd.h>

#include "journal-authenticate.h"
#include "journal-file.h"
#include "journal-vacuum.h"
#include "log.h"
#include "rm-rf.h"

static bool arg_keep = false;

static void test_non_empty(void) {
        dual_timestamp ts;
        JournalFile *f;
        struct iovec iovec;
        static const char test[] = "TEST1=1", test2[] = "TEST2=2";
        Object *o;
        uint64_t p;
        sd_id128_t fake_boot_id;
        char t[] = "/tmp/journal-XXXXXX";

        log_set_max_level(LOG_DEBUG);

        assert_se(mkdtemp(t));
        assert_se(chdir(t) >= 0);

        assert_se(journal_file_open(-1, "test.journal", O_RDWR|O_CREAT, 0666, true, (uint64_t) -1, true, NULL, NULL, NULL, NULL, &f) == 0);

        assert_se(dual_timestamp_get(&ts));
        assert_se(sd_id128_randomize(&fake_boot_id) == 0);

        iovec.iov_base = (void*) test;
        iovec.iov_len = strlen(test);
        assert_se(journal_file_append_entry(f, &ts, NULL, &iovec, 1, NULL, NULL, NULL) == 0);

        iovec.iov_base = (void*) test2;
        iovec.iov_len = strlen(test2);
        assert_se(journal_file_append_entry(f, &ts, NULL, &iovec, 1, NULL, NULL, NULL) == 0);

        iovec.iov_base = (void*) test;
        iovec.iov_len = strlen(test);
        assert_se(journal_file_append_entry(f, &ts, &fake_boot_id, &iovec, 1, NULL, NULL, NULL) == 0);

#if HAVE_GCRYPT
        journal_file_append_tag(f);
#endif
        journal_file_dump(f);

        assert_se(journal_file_next_entry(f, 0, DIRECTION_DOWN, &o, &p) == 1);
        assert_se(le64toh(o->entry.seqnum) == 1);

        assert_se(journal_file_next_entry(f, p, DIRECTION_DOWN, &o, &p) == 1);
        assert_se(le64toh(o->entry.seqnum) == 2);

        assert_se(journal_file_next_entry(f, p, DIRECTION_DOWN, &o, &p) == 1);
        assert_se(le64toh(o->entry.seqnum) == 3);
        assert_se(sd_id128_equal(o->entry.boot_id, fake_boot_id));

        assert_se(journal_file_next_entry(f, p, DIRECTION_DOWN, &o, &p) == 0);

        assert_se(journal_file_next_entry(f, 0, DIRECTION_DOWN, &o, &p) == 1);
        assert_se(le64toh(o->entry.seqnum) == 1);

        assert_se(journal_file_find_data_object(f, test, strlen(test), NULL, &p) == 1);
        assert_se(journal_file_next_entry_for_data(f, NULL, 0, p, DIRECTION_DOWN, &o, NULL) == 1);
        assert_se(le64toh(o->entry.seqnum) == 1);

        assert_se(journal_file_next_entry_for_data(f, NULL, 0, p, DIRECTION_UP, &o, NULL) == 1);
        assert_se(le64toh(o->entry.seqnum) == 3);

        assert_se(journal_file_find_data_object(f, test2, strlen(test2), NULL, &p) == 1);
        assert_se(journal_file_next_entry_for_data(f, NULL, 0, p, DIRECTION_UP, &o, NULL) == 1);
        assert_se(le64toh(o->entry.seqnum) == 2);

        assert_se(journal_file_next_entry_for_data(f, NULL, 0, p, DIRECTION_DOWN, &o, NULL) == 1);
        assert_se(le64toh(o->entry.seqnum) == 2);

        assert_se(journal_file_find_data_object(f, "quux", 4, NULL, &p) == 0);

        assert_se(journal_file_move_to_entry_by_seqnum(f, 1, DIRECTION_DOWN, &o, NULL) == 1);
        assert_se(le64toh(o->entry.seqnum) == 1);

        assert_se(journal_file_move_to_entry_by_seqnum(f, 3, DIRECTION_DOWN, &o, NULL) == 1);
        assert_se(le64toh(o->entry.seqnum) == 3);

        assert_se(journal_file_move_to_entry_by_seqnum(f, 2, DIRECTION_DOWN, &o, NULL) == 1);
        assert_se(le64toh(o->entry.seqnum) == 2);

        assert_se(journal_file_move_to_entry_by_seqnum(f, 10, DIRECTION_DOWN, &o, NULL) == 0);

        journal_file_rotate(&f, true, (uint64_t) -1, true, NULL);
        journal_file_rotate(&f, true, (uint64_t) -1, true, NULL);

        (void) journal_file_close(f);

        log_info("Done...");

        if (arg_keep)
                log_info("Not removing %s", t);
        else {
                journal_directory_vacuum(".", 3000000, 0, 0, NULL, true);

                assert_se(rm_rf(t, REMOVE_ROOT|REMOVE_PHYSICAL) >= 0);
        }

        puts("------------------------------------------------------------");
}

static void test_empty(void) {
        JournalFile *f1, *f2, *f3, *f4;
        char t[] = "/tmp/journal-XXXXXX";

        log_set_max_level(LOG_DEBUG);

        assert_se(mkdtemp(t));
        assert_se(chdir(t) >= 0);

        assert_se(journal_file_open(-1, "test.journal", O_RDWR|O_CREAT, 0666, false, (uint64_t) -1, false, NULL, NULL, NULL, NULL, &f1) == 0);

        assert_se(journal_file_open(-1, "test-compress.journal", O_RDWR|O_CREAT, 0666, true, (uint64_t) -1, false, NULL, NULL, NULL, NULL, &f2) == 0);

        assert_se(journal_file_open(-1, "test-seal.journal", O_RDWR|O_CREAT, 0666, false, (uint64_t) -1, true, NULL, NULL, NULL, NULL, &f3) == 0);

        assert_se(journal_file_open(-1, "test-seal-compress.journal", O_RDWR|O_CREAT, 0666, true, (uint64_t) -1, true, NULL, NULL, NULL, NULL, &f4) == 0);

        journal_file_print_header(f1);
        puts("");
        journal_file_print_header(f2);
        puts("");
        journal_file_print_header(f3);
        puts("");
        journal_file_print_header(f4);
        puts("");

        log_info("Done...");

        if (arg_keep)
                log_info("Not removing %s", t);
        else {
                journal_directory_vacuum(".", 3000000, 0, 0, NULL, true);

                assert_se(rm_rf(t, REMOVE_ROOT|REMOVE_PHYSICAL) >= 0);
        }

        (void) journal_file_close(f1);
        (void) journal_file_close(f2);
        (void) journal_file_close(f3);
        (void) journal_file_close(f4);
}

#if HAVE_XZ || HAVE_LZ4
static bool check_compressed(uint64_t compress_threshold, uint64_t data_size) {
        dual_timestamp ts;
        JournalFile *f;
        struct iovec iovec;
        Object *o;
        uint64_t p;
        char t[] = "/tmp/journal-XXXXXX";
        char data[2048] = {0};
        bool is_compressed;
        int r;

        assert_se(data_size <= sizeof(data));

        log_set_max_level(LOG_DEBUG);

        assert_se(mkdtemp(t));
        assert_se(chdir(t) >= 0);

        assert_se(journal_file_open(-1, "test.journal", O_RDWR|O_CREAT, 0666, true, compress_threshold, true, NULL, NULL, NULL, NULL, &f) == 0);

        dual_timestamp_get(&ts);

        iovec.iov_base = (void*) data;
        iovec.iov_len = data_size;
        assert_se(journal_file_append_entry(f, &ts, NULL, &iovec, 1, NULL, NULL, NULL) == 0);

#if HAVE_GCRYPT
        journal_file_append_tag(f);
#endif
        journal_file_dump(f);

        /* We have to partially reimplement some of the dump logic, because the normal next_entry does the
         * decompression for us. */
        p = le64toh(f->header->header_size);
        for (;;) {
                r = journal_file_move_to_object(f, OBJECT_UNUSED, p, &o);
                assert_se(r == 0);
                if (o->object.type == OBJECT_DATA)
                        break;

                assert_se(p < le64toh(f->header->tail_object_offset));
                p = p + ALIGN64(le64toh(o->object.size));
        }

        is_compressed = (o->object.flags & OBJECT_COMPRESSION_MASK) != 0;

        (void) journal_file_close(f);

        log_info("Done...");

        if (arg_keep)
                log_info("Not removing %s", t);
        else {
                journal_directory_vacuum(".", 3000000, 0, 0, NULL, true);

                assert_se(rm_rf(t, REMOVE_ROOT|REMOVE_PHYSICAL) >= 0);
        }

        puts("------------------------------------------------------------");

        return is_compressed;
}

static void test_min_compress_size(void) {
        /* Note that XZ will actually fail to compress anything under 80 bytes, so you have to choose the limits
         * carefully */

        /* DEFAULT_MIN_COMPRESS_SIZE is 512 */
        assert_se(!check_compressed((uint64_t) -1, 255));
        assert_se(check_compressed((uint64_t) -1, 513));

        /* compress everything */
        assert_se(check_compressed(0, 96));
        assert_se(check_compressed(8, 96));

        /* Ensure we don't try to compress less than 8 bytes */
        assert_se(!check_compressed(0, 7));

        /* check boundary conditions */
        assert_se(check_compressed(256, 256));
        assert_se(!check_compressed(256, 255));
}
#endif

int main(int argc, char *argv[]) {
        arg_keep = argc > 1;

        /* journal_file_open requires a valid machine id */
        if (access("/etc/machine-id", F_OK) != 0) {
                log_info("/etc/machine-id not found, skipping tests.");
                return EXIT_TEST_SKIP;
        }

        test_non_empty();
        test_empty();
#if HAVE_XZ || HAVE_LZ4
        test_min_compress_size();
#endif

        return 0;
}