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Merge pull request #695 from poettering/journal-fixes

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Journal fixes
This commit is contained in:
Daniel Mack 2015-07-24 12:04:30 +02:00
commit 77b7f80509
4 changed files with 152 additions and 125 deletions
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37
src/journal/journal-file.c
View File

@ -656,13 +656,16 @@ static int journal_file_setup_field_hash_table(JournalFile *f) {
return 0;
}
static int journal_file_map_data_hash_table(JournalFile *f) {
int journal_file_map_data_hash_table(JournalFile *f) {
uint64_t s, p;
void *t;
int r;
assert(f);
if (f->data_hash_table)
return 0;
p = le64toh(f->header->data_hash_table_offset);
s = le64toh(f->header->data_hash_table_size);
@ -678,13 +681,16 @@ static int journal_file_map_data_hash_table(JournalFile *f) {
return 0;
}
static int journal_file_map_field_hash_table(JournalFile *f) {
int journal_file_map_field_hash_table(JournalFile *f) {
uint64_t s, p;
void *t;
int r;
assert(f);
if (f->field_hash_table)
return 0;
p = le64toh(f->header->field_hash_table_offset);
s = le64toh(f->header->field_hash_table_size);
@ -803,10 +809,18 @@ int journal_file_find_field_object_with_hash(
assert(f);
assert(field && size > 0);
/* If the field hash table is empty, we can't find anything */
if (le64toh(f->header->field_hash_table_size) <= 0)
return 0;
/* Map the field hash table, if it isn't mapped yet. */
r = journal_file_map_field_hash_table(f);
if (r < 0)
return r;
osize = offsetof(Object, field.payload) + size;
m = le64toh(f->header->field_hash_table_size) / sizeof(HashItem);
if (m <= 0)
return -EBADMSG;
@ -866,6 +880,15 @@ int journal_file_find_data_object_with_hash(
assert(f);
assert(data || size == 0);
/* If there's no data hash table, then there's no entry. */
if (le64toh(f->header->data_hash_table_size) <= 0)
return 0;
/* Map the data hash table, if it isn't mapped yet. */
r = journal_file_map_data_hash_table(f);
if (r < 0)
return r;
osize = offsetof(Object, data.payload) + size;
m = le64toh(f->header->data_hash_table_size) / sizeof(HashItem);
@ -2731,14 +2754,6 @@ int journal_file_open(
#endif
}
r = journal_file_map_field_hash_table(f);
if (r < 0)
goto fail;
r = journal_file_map_data_hash_table(f);
if (r < 0)
goto fail;
if (mmap_cache_got_sigbus(f->mmap, f->fd)) {
r = -EIO;
goto fail;

3
src/journal/journal-file.h
View File

@ -229,3 +229,6 @@ int journal_file_get_cutoff_realtime_usec(JournalFile *f, usec_t *from, usec_t *
int journal_file_get_cutoff_monotonic_usec(JournalFile *f, sd_id128_t boot, usec_t *from, usec_t *to);
bool journal_file_rotate_suggested(JournalFile *f, usec_t max_file_usec);
int journal_file_map_data_hash_table(JournalFile *f);
int journal_file_map_field_hash_table(JournalFile *f);

233
src/journal/journal-verify.c
View File

@ -69,6 +69,16 @@ static void draw_progress(uint64_t p, usec_t *last_usec) {
fflush(stdout);
}
static uint64_t scale_progress(uint64_t scale, uint64_t p, uint64_t m) {
/* Calculates scale * p / m, but handles m == 0 safely, and saturates */
if (p >= m || m == 0)
return scale;
return scale * p / m;
}
static void flush_progress(void) {
unsigned n, i;
@ -113,8 +123,10 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
* other objects. */
if ((o->object.flags & OBJECT_COMPRESSED_XZ) &&
o->object.type != OBJECT_DATA)
o->object.type != OBJECT_DATA) {
error(offset, "Found compressed object that isn't of type DATA, which is not allowed.");
return -EBADMSG;
}
switch (o->object.type) {
@ -123,15 +135,15 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
int compression, r;
if (le64toh(o->data.entry_offset) == 0)
warning(offset, "unused data (entry_offset==0)");
warning(offset, "Unused data (entry_offset==0)");
if ((le64toh(o->data.entry_offset) == 0) ^ (le64toh(o->data.n_entries) == 0)) {
error(offset, "bad n_entries: %"PRIu64, o->data.n_entries);
error(offset, "Bad n_entries: %"PRIu64, o->data.n_entries);
return -EBADMSG;
}
if (le64toh(o->object.size) - offsetof(DataObject, payload) <= 0) {
error(offset, "bad object size (<= %zu): %"PRIu64,
error(offset, "Bad object size (<= %zu): %"PRIu64,
offsetof(DataObject, payload),
le64toh(o->object.size));
return -EBADMSG;
@ -159,7 +171,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
h2 = hash64(o->data.payload, le64toh(o->object.size) - offsetof(Object, data.payload));
if (h1 != h2) {
error(offset, "invalid hash (%08"PRIx64" vs. %08"PRIx64, h1, h2);
error(offset, "Invalid hash (%08"PRIx64" vs. %08"PRIx64, h1, h2);
return -EBADMSG;
}
@ -167,7 +179,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
!VALID64(o->data.next_field_offset) ||
!VALID64(o->data.entry_offset) ||
!VALID64(o->data.entry_array_offset)) {
error(offset, "invalid offset (next_hash_offset="OFSfmt", next_field_offset="OFSfmt", entry_offset="OFSfmt", entry_array_offset="OFSfmt,
error(offset, "Invalid offset (next_hash_offset="OFSfmt", next_field_offset="OFSfmt", entry_offset="OFSfmt", entry_array_offset="OFSfmt,
o->data.next_hash_offset,
o->data.next_field_offset,
o->data.entry_offset,
@ -181,7 +193,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
case OBJECT_FIELD:
if (le64toh(o->object.size) - offsetof(FieldObject, payload) <= 0) {
error(offset,
"bad field size (<= %zu): %"PRIu64,
"Bad field size (<= %zu): %"PRIu64,
offsetof(FieldObject, payload),
le64toh(o->object.size));
return -EBADMSG;
@ -190,7 +202,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
if (!VALID64(o->field.next_hash_offset) ||
!VALID64(o->field.head_data_offset)) {
error(offset,
"invalid offset (next_hash_offset="OFSfmt", head_data_offset="OFSfmt,
"Invalid offset (next_hash_offset="OFSfmt", head_data_offset="OFSfmt,
o->field.next_hash_offset,
o->field.head_data_offset);
return -EBADMSG;
@ -200,7 +212,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
case OBJECT_ENTRY:
if ((le64toh(o->object.size) - offsetof(EntryObject, items)) % sizeof(EntryItem) != 0) {
error(offset,
"bad entry size (<= %zu): %"PRIu64,
"Bad entry size (<= %zu): %"PRIu64,
offsetof(EntryObject, items),
le64toh(o->object.size));
return -EBADMSG;
@ -208,28 +220,28 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
if ((le64toh(o->object.size) - offsetof(EntryObject, items)) / sizeof(EntryItem) <= 0) {
error(offset,
"invalid number items in entry: %"PRIu64,
"Invalid number items in entry: %"PRIu64,
(le64toh(o->object.size) - offsetof(EntryObject, items)) / sizeof(EntryItem));
return -EBADMSG;
}
if (le64toh(o->entry.seqnum) <= 0) {
error(offset,
"invalid entry seqnum: %"PRIx64,
"Invalid entry seqnum: %"PRIx64,
le64toh(o->entry.seqnum));
return -EBADMSG;
}
if (!VALID_REALTIME(le64toh(o->entry.realtime))) {
error(offset,
"invalid entry realtime timestamp: %"PRIu64,
"Invalid entry realtime timestamp: %"PRIu64,
le64toh(o->entry.realtime));
return -EBADMSG;
}
if (!VALID_MONOTONIC(le64toh(o->entry.monotonic))) {
error(offset,
"invalid entry monotonic timestamp: %"PRIu64,
"Invalid entry monotonic timestamp: %"PRIu64,
le64toh(o->entry.monotonic));
return -EBADMSG;
}
@ -238,7 +250,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
if (o->entry.items[i].object_offset == 0 ||
!VALID64(o->entry.items[i].object_offset)) {
error(offset,
"invalid entry item (%"PRIu64"/%"PRIu64" offset: "OFSfmt,
"Invalid entry item (%"PRIu64"/%"PRIu64" offset: "OFSfmt,
i, journal_file_entry_n_items(o),
o->entry.items[i].object_offset);
return -EBADMSG;
@ -252,7 +264,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
if ((le64toh(o->object.size) - offsetof(HashTableObject, items)) % sizeof(HashItem) != 0 ||
(le64toh(o->object.size) - offsetof(HashTableObject, items)) / sizeof(HashItem) <= 0) {
error(offset,
"invalid %s hash table size: %"PRIu64,
"Invalid %s hash table size: %"PRIu64,
o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
le64toh(o->object.size));
return -EBADMSG;
@ -262,7 +274,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
if (o->hash_table.items[i].head_hash_offset != 0 &&
!VALID64(le64toh(o->hash_table.items[i].head_hash_offset))) {
error(offset,
"invalid %s hash table item (%"PRIu64"/%"PRIu64") head_hash_offset: "OFSfmt,
"Invalid %s hash table item (%"PRIu64"/%"PRIu64") head_hash_offset: "OFSfmt,
o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
i, journal_file_hash_table_n_items(o),
le64toh(o->hash_table.items[i].head_hash_offset));
@ -271,7 +283,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
if (o->hash_table.items[i].tail_hash_offset != 0 &&
!VALID64(le64toh(o->hash_table.items[i].tail_hash_offset))) {
error(offset,
"invalid %s hash table item (%"PRIu64"/%"PRIu64") tail_hash_offset: "OFSfmt,
"Invalid %s hash table item (%"PRIu64"/%"PRIu64") tail_hash_offset: "OFSfmt,
o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
i, journal_file_hash_table_n_items(o),
le64toh(o->hash_table.items[i].tail_hash_offset));
@ -281,7 +293,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
if ((o->hash_table.items[i].head_hash_offset != 0) !=
(o->hash_table.items[i].tail_hash_offset != 0)) {
error(offset,
"invalid %s hash table item (%"PRIu64"/%"PRIu64"): head_hash_offset="OFSfmt" tail_hash_offset="OFSfmt,
"Invalid %s hash table item (%"PRIu64"/%"PRIu64"): head_hash_offset="OFSfmt" tail_hash_offset="OFSfmt,
o->object.type == OBJECT_DATA_HASH_TABLE ? "data" : "field",
i, journal_file_hash_table_n_items(o),
le64toh(o->hash_table.items[i].head_hash_offset),
@ -296,14 +308,14 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
if ((le64toh(o->object.size) - offsetof(EntryArrayObject, items)) % sizeof(le64_t) != 0 ||
(le64toh(o->object.size) - offsetof(EntryArrayObject, items)) / sizeof(le64_t) <= 0) {
error(offset,
"invalid object entry array size: %"PRIu64,
"Invalid object entry array size: %"PRIu64,
le64toh(o->object.size));
return -EBADMSG;
}
if (!VALID64(o->entry_array.next_entry_array_offset)) {
error(offset,
"invalid object entry array next_entry_array_offset: "OFSfmt,
"Invalid object entry array next_entry_array_offset: "OFSfmt,
o->entry_array.next_entry_array_offset);
return -EBADMSG;
}
@ -312,7 +324,7 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
if (le64toh(o->entry_array.items[i]) != 0 &&
!VALID64(le64toh(o->entry_array.items[i]))) {
error(offset,
"invalid object entry array item (%"PRIu64"/%"PRIu64"): "OFSfmt,
"Invalid object entry array item (%"PRIu64"/%"PRIu64"): "OFSfmt,
i, journal_file_entry_array_n_items(o),
le64toh(o->entry_array.items[i]));
return -EBADMSG;
@ -323,14 +335,14 @@ static int journal_file_object_verify(JournalFile *f, uint64_t offset, Object *o
case OBJECT_TAG:
if (le64toh(o->object.size) != sizeof(TagObject)) {
error(offset,
"invalid object tag size: %"PRIu64,
"Invalid object tag size: %"PRIu64,
le64toh(o->object.size));
return -EBADMSG;
}
if (!VALID_EPOCH(o->tag.epoch)) {
error(offset,
"invalid object tag epoch: %"PRIu64,
"Invalid object tag epoch: %"PRIu64,
o->tag.epoch);
return -EBADMSG;
}
@ -403,8 +415,7 @@ static int entry_points_to_data(
assert(entry_fd >= 0);
if (!contains_uint64(f->mmap, entry_fd, n_entries, entry_p)) {
error(data_p,
"data object references invalid entry at "OFSfmt, entry_p);
error(data_p, "Data object references invalid entry at "OFSfmt, entry_p);
return -EBADMSG;
}
@ -420,8 +431,7 @@ static int entry_points_to_data(
}
if (!found) {
error(entry_p,
"data object at "OFSfmt" not referenced by linked entry", data_p);
error(entry_p, "Data object at "OFSfmt" not referenced by linked entry", data_p);
return -EBADMSG;
}
@ -464,7 +474,7 @@ static int entry_points_to_data(
x = z;
}
error(entry_p, "entry object doesn't exist in main entry array");
error(entry_p, "Entry object doesn't exist in main entry array");
return -EBADMSG;
}
@ -494,9 +504,7 @@ static int verify_data(
/* Entry array means at least two objects */
if (a && n < 2) {
error(p,
"entry array present (entry_array_offset="OFSfmt", but n_entries=%"PRIu64")",
a, n);
error(p, "Entry array present (entry_array_offset="OFSfmt", but n_entries=%"PRIu64")", a, n);
return -EBADMSG;
}
@ -516,12 +524,12 @@ static int verify_data(
uint64_t next, m, j;
if (a == 0) {
error(p, "array chain too short");
error(p, "Array chain too short");
return -EBADMSG;
}
if (!contains_uint64(f->mmap, entry_array_fd, n_entry_arrays, a)) {
error(p, "invalid array offset "OFSfmt, a);
error(p, "Invalid array offset "OFSfmt, a);
return -EBADMSG;
}
@ -531,8 +539,7 @@ static int verify_data(
next = le64toh(o->entry_array.next_entry_array_offset);
if (next != 0 && next <= a) {
error(p, "array chain has cycle (jumps back from "OFSfmt" to "OFSfmt")",
a, next);
error(p, "Array chain has cycle (jumps back from "OFSfmt" to "OFSfmt")", a, next);
return -EBADMSG;
}
@ -541,7 +548,7 @@ static int verify_data(
q = le64toh(o->entry_array.items[j]);
if (q <= last) {
error(p, "data object's entry array not sorted");
error(p, "Data object's entry array not sorted");
return -EBADMSG;
}
last = q;
@ -580,11 +587,18 @@ static int verify_hash_table(
assert(last_usec);
n = le64toh(f->header->data_hash_table_size) / sizeof(HashItem);
if (n <= 0)
return 0;
r = journal_file_map_data_hash_table(f);
if (r < 0)
return log_error_errno(r, "Failed to map data hash table: %m");
for (i = 0; i < n; i++) {
uint64_t last = 0, p;
if (show_progress)
draw_progress(0xC000 + (0x3FFF * i / n), last_usec);
draw_progress(0xC000 + scale_progress(0x3FFF, i, n), last_usec);
p = le64toh(f->data_hash_table[i].head_hash_offset);
while (p != 0) {
@ -592,8 +606,7 @@ static int verify_hash_table(
uint64_t next;
if (!contains_uint64(f->mmap, data_fd, n_data, p)) {
error(p, "invalid data object at hash entry %"PRIu64" of %"PRIu64,
i, n);
error(p, "Invalid data object at hash entry %"PRIu64" of %"PRIu64, i, n);
return -EBADMSG;
}
@ -603,14 +616,12 @@ static int verify_hash_table(
next = le64toh(o->data.next_hash_offset);
if (next != 0 && next <= p) {
error(p, "hash chain has a cycle in hash entry %"PRIu64" of %"PRIu64,
i, n);
error(p, "Hash chain has a cycle in hash entry %"PRIu64" of %"PRIu64, i, n);
return -EBADMSG;
}
if (le64toh(o->data.hash) % n != i) {
error(p, "hash value mismatch in hash entry %"PRIu64" of %"PRIu64,
i, n);
error(p, "Hash value mismatch in hash entry %"PRIu64" of %"PRIu64, i, n);
return -EBADMSG;
}
@ -623,7 +634,7 @@ static int verify_hash_table(
}
if (last != le64toh(f->data_hash_table[i].tail_hash_offset)) {
error(p, "tail hash pointer mismatch in hash table");
error(p, "Tail hash pointer mismatch in hash table");
return -EBADMSG;
}
}
@ -637,6 +648,13 @@ static int data_object_in_hash_table(JournalFile *f, uint64_t hash, uint64_t p)
assert(f);
n = le64toh(f->header->data_hash_table_size) / sizeof(HashItem);
if (n <= 0)
return 0;
r = journal_file_map_data_hash_table(f);
if (r < 0)
return log_error_errno(r, "Failed to map data hash table: %m");
h = hash % n;
q = le64toh(f->data_hash_table[h].head_hash_offset);
@ -677,16 +695,16 @@ static int verify_entry(
h = le64toh(o->entry.items[i].hash);
if (!contains_uint64(f->mmap, data_fd, n_data, q)) {
error(p, "invalid data object of entry");
return -EBADMSG;
}
error(p, "Invalid data object of entry");
return -EBADMSG;
}
r = journal_file_move_to_object(f, OBJECT_DATA, q, &u);
if (r < 0)
return r;
if (le64toh(u->data.hash) != h) {
error(p, "hash mismatch for data object of entry");
error(p, "Hash mismatch for data object of entry");
return -EBADMSG;
}
@ -694,7 +712,7 @@ static int verify_entry(
if (r < 0)
return r;
if (r == 0) {
error(p, "data object missing from hash table");
error(p, "Data object missing from hash table");
return -EBADMSG;
}
}
@ -726,15 +744,15 @@ static int verify_entry_array(
Object *o;
if (show_progress)
draw_progress(0x8000 + (0x3FFF * i / n), last_usec);
draw_progress(0x8000 + scale_progress(0x3FFF, i, n), last_usec);
if (a == 0) {
error(a, "array chain too short at %"PRIu64" of %"PRIu64, i, n);
error(a, "Array chain too short at %"PRIu64" of %"PRIu64, i, n);
return -EBADMSG;
}
if (!contains_uint64(f->mmap, entry_array_fd, n_entry_arrays, a)) {
error(a, "invalid array %"PRIu64" of %"PRIu64, i, n);
error(a, "Invalid array %"PRIu64" of %"PRIu64, i, n);
return -EBADMSG;
}
@ -744,9 +762,7 @@ static int verify_entry_array(
next = le64toh(o->entry_array.next_entry_array_offset);
if (next != 0 && next <= a) {
error(a,
"array chain has cycle at %"PRIu64" of %"PRIu64" (jumps back from to "OFSfmt")",
i, n, next);
error(a, "Array chain has cycle at %"PRIu64" of %"PRIu64" (jumps back from to "OFSfmt")", i, n, next);
return -EBADMSG;
}
@ -756,15 +772,13 @@ static int verify_entry_array(
p = le64toh(o->entry_array.items[j]);
if (p <= last) {
error(a, "entry array not sorted at %"PRIu64" of %"PRIu64,
i, n);
error(a, "Entry array not sorted at %"PRIu64" of %"PRIu64, i, n);
return -EBADMSG;
}
last = p;
if (!contains_uint64(f->mmap, entry_fd, n_entries, p)) {
error(a, "invalid array entry at %"PRIu64" of %"PRIu64,
i, n);
error(a, "Invalid array entry at %"PRIu64" of %"PRIu64, i, n);
return -EBADMSG;
}
@ -852,7 +866,7 @@ int journal_file_verify(
for (i = 0; i < sizeof(f->header->reserved); i++)
if (f->header->reserved[i] != 0) {
error(offsetof(Header, reserved[i]), "reserved field is non-zero");
error(offsetof(Header, reserved[i]), "Reserved field is non-zero");
r = -EBADMSG;
goto fail;
}
@ -861,36 +875,37 @@ int journal_file_verify(
* superficial structure, headers, hashes. */
p = le64toh(f->header->header_size);
while (p != 0) {
for (;;) {
/* Early exit if there are no objects in the file, at all */
if (le64toh(f->header->tail_object_offset) == 0)
break;
if (show_progress)
draw_progress(0x7FFF * p / le64toh(f->header->tail_object_offset), &last_usec);
draw_progress(scale_progress(0x7FFF, p, le64toh(f->header->tail_object_offset)), &last_usec);
r = journal_file_move_to_object(f, OBJECT_UNUSED, p, &o);
if (r < 0) {
error(p, "invalid object");
error(p, "Invalid object");
goto fail;
}
if (p > le64toh(f->header->tail_object_offset)) {
error(offsetof(Header, tail_object_offset), "invalid tail object pointer");
error(offsetof(Header, tail_object_offset), "Invalid tail object pointer");
r = -EBADMSG;
goto fail;
}
if (p == le64toh(f->header->tail_object_offset))
found_last = true;
n_objects ++;
r = journal_file_object_verify(f, p, o);
if (r < 0) {
error(p, "invalid object contents: %s", strerror(-r));
error(p, "Envalid object contents: %s", strerror(-r));
goto fail;
}
if ((o->object.flags & OBJECT_COMPRESSED_XZ) &&
(o->object.flags & OBJECT_COMPRESSED_LZ4)) {
error(p, "objected with double compression");
error(p, "Objected with double compression");
r = -EINVAL;
goto fail;
}
@ -923,7 +938,7 @@ int journal_file_verify(
case OBJECT_ENTRY:
if (JOURNAL_HEADER_SEALED(f->header) && n_tags <= 0) {
error(p, "first entry before first tag");
error(p, "First entry before first tag");
r = -EBADMSG;
goto fail;
}
@ -933,21 +948,21 @@ int journal_file_verify(
goto fail;
if (le64toh(o->entry.realtime) < last_tag_realtime) {
error(p, "older entry after newer tag");
error(p, "Older entry after newer tag");
r = -EBADMSG;
goto fail;
}
if (!entry_seqnum_set &&
le64toh(o->entry.seqnum) != le64toh(f->header->head_entry_seqnum)) {
error(p, "head entry sequence number incorrect");
error(p, "Head entry sequence number incorrect");
r = -EBADMSG;
goto fail;
}
if (entry_seqnum_set &&
entry_seqnum >= le64toh(o->entry.seqnum)) {
error(p, "entry sequence number out of synchronization");
error(p, "Entry sequence number out of synchronization");
r = -EBADMSG;
goto fail;
}
@ -958,7 +973,7 @@ int journal_file_verify(
if (entry_monotonic_set &&
sd_id128_equal(entry_boot_id, o->entry.boot_id) &&
entry_monotonic > le64toh(o->entry.monotonic)) {
error(p, "entry timestamp out of synchronization");
error(p, "Entry timestamp out of synchronization");
r = -EBADMSG;
goto fail;
}
@ -969,7 +984,7 @@ int journal_file_verify(
if (!entry_realtime_set &&
le64toh(o->entry.realtime) != le64toh(f->header->head_entry_realtime)) {
error(p, "head entry realtime timestamp incorrect");
error(p, "Head entry realtime timestamp incorrect");
r = -EBADMSG;
goto fail;
}
@ -982,7 +997,7 @@ int journal_file_verify(
case OBJECT_DATA_HASH_TABLE:
if (n_data_hash_tables > 1) {
error(p, "more than one data hash table");
error(p, "More than one data hash table");
r = -EBADMSG;
goto fail;
}
@ -999,14 +1014,14 @@ int journal_file_verify(
case OBJECT_FIELD_HASH_TABLE:
if (n_field_hash_tables > 1) {
error(p, "more than one field hash table");
error(p, "More than one field hash table");
r = -EBADMSG;
goto fail;
}
if (le64toh(f->header->field_hash_table_offset) != p + offsetof(HashTableObject, items) ||
le64toh(f->header->field_hash_table_size) != le64toh(o->object.size) - offsetof(HashTableObject, items)) {
error(p, "header fields for field hash table invalid");
error(p, "Header fields for field hash table invalid");
r = -EBADMSG;
goto fail;
}
@ -1021,7 +1036,7 @@ int journal_file_verify(
if (p == le64toh(f->header->entry_array_offset)) {
if (found_main_entry_array) {
error(p, "more than one main entry array");
error(p, "More than one main entry array");
r = -EBADMSG;
goto fail;
}
@ -1034,19 +1049,19 @@ int journal_file_verify(
case OBJECT_TAG:
if (!JOURNAL_HEADER_SEALED(f->header)) {
error(p, "tag object in file without sealing");
error(p, "Tag object in file without sealing");
r = -EBADMSG;
goto fail;
}
if (le64toh(o->tag.seqnum) != n_tags + 1) {
error(p, "tag sequence number out of synchronization");
error(p, "Tag sequence number out of synchronization");
r = -EBADMSG;
goto fail;
}
if (le64toh(o->tag.epoch) < last_epoch) {
error(p, "epoch sequence out of synchronization");
error(p, "Epoch sequence out of synchronization");
r = -EBADMSG;
goto fail;
}
@ -1055,7 +1070,7 @@ int journal_file_verify(
if (f->seal) {
uint64_t q, rt;
debug(p, "checking tag %"PRIu64"...", le64toh(o->tag.seqnum));
debug(p, "Checking tag %"PRIu64"...", le64toh(o->tag.seqnum));
rt = f->fss_start_usec + o->tag.epoch * f->fss_interval_usec;
if (entry_realtime_set && entry_realtime >= rt + f->fss_interval_usec) {
@ -1102,7 +1117,7 @@ int journal_file_verify(
goto fail;
if (memcmp(o->tag.tag, gcry_md_read(f->hmac, 0), TAG_LENGTH) != 0) {
error(p, "tag failed verification");
error(p, "Tag failed verification");
r = -EBADMSG;
goto fail;
}
@ -1124,79 +1139,69 @@ int journal_file_verify(
n_weird ++;
}
if (p == le64toh(f->header->tail_object_offset))
p = 0;
else
p = p + ALIGN64(le64toh(o->object.size));
}
if (p == le64toh(f->header->tail_object_offset)) {
found_last = true;
break;
}
if (!found_last) {
error(le64toh(f->header->tail_object_offset), "tail object pointer dead");
p = p + ALIGN64(le64toh(o->object.size));
};
if (!found_last && le64toh(f->header->tail_object_offset) != 0) {
error(le64toh(f->header->tail_object_offset), "Tail object pointer dead");
r = -EBADMSG;
goto fail;
}
if (n_objects != le64toh(f->header->n_objects)) {
error(offsetof(Header, n_objects), "object number mismatch");
error(offsetof(Header, n_objects), "Object number mismatch");
r = -EBADMSG;
goto fail;
}
if (n_entries != le64toh(f->header->n_entries)) {
error(offsetof(Header, n_entries), "entry number mismatch");
error(offsetof(Header, n_entries), "Entry number mismatch");
r = -EBADMSG;
goto fail;
}
if (JOURNAL_HEADER_CONTAINS(f->header, n_data) &&
n_data != le64toh(f->header->n_data)) {
error(offsetof(Header, n_data), "data number mismatch");
error(offsetof(Header, n_data), "Data number mismatch");
r = -EBADMSG;
goto fail;
}
if (JOURNAL_HEADER_CONTAINS(f->header, n_fields) &&
n_fields != le64toh(f->header->n_fields)) {
error(offsetof(Header, n_fields), "field number mismatch");
error(offsetof(Header, n_fields), "Field number mismatch");
r = -EBADMSG;
goto fail;
}
if (JOURNAL_HEADER_CONTAINS(f->header, n_tags) &&
n_tags != le64toh(f->header->n_tags)) {
error(offsetof(Header, n_tags), "tag number mismatch");
error(offsetof(Header, n_tags), "Tag number mismatch");
r = -EBADMSG;
goto fail;
}
if (JOURNAL_HEADER_CONTAINS(f->header, n_entry_arrays) &&
n_entry_arrays != le64toh(f->header->n_entry_arrays)) {
error(offsetof(Header, n_entry_arrays), "entry array number mismatch");
error(offsetof(Header, n_entry_arrays), "Entry array number mismatch");
r = -EBADMSG;
goto fail;
}
if (n_data_hash_tables != 1) {
error(0, "missing data hash table");
r = -EBADMSG;
goto fail;
}
if (n_field_hash_tables != 1) {
error(0, "missing field hash table");
r = -EBADMSG;
goto fail;
}
if (!found_main_entry_array) {
error(0, "missing entry array");
if (!found_main_entry_array && le64toh(f->header->entry_array_offset) != 0) {
error(0, "Missing entry array");
r = -EBADMSG;
goto fail;
}
if (entry_seqnum_set &&
entry_seqnum != le64toh(f->header->tail_entry_seqnum)) {
error(offsetof(Header, tail_entry_seqnum), "invalid tail seqnum");
error(offsetof(Header, tail_entry_seqnum), "Invalid tail seqnum");
r = -EBADMSG;
goto fail;
}
@ -1204,13 +1209,13 @@ int journal_file_verify(
if (entry_monotonic_set &&
(!sd_id128_equal(entry_boot_id, f->header->boot_id) ||
entry_monotonic != le64toh(f->header->tail_entry_monotonic))) {
error(0, "invalid tail monotonic timestamp");
error(0, "Invalid tail monotonic timestamp");
r = -EBADMSG;
goto fail;
}
if (entry_realtime_set && entry_realtime != le64toh(f->header->tail_entry_realtime)) {
error(0, "invalid tail realtime timestamp");
error(0, "Invalid tail realtime timestamp");
r = -EBADMSG;
goto fail;
}

4
src/journal/journalctl.c
View File

@ -2066,6 +2066,10 @@ int main(int argc, char *argv[]) {
log_error_errno(r, "Failed to iterate through journal: %m");
goto finish;
}
if (r == 0) {
printf("-- No entries --\n");
goto finish;
}
if (!arg_follow)
pager_open_if_enabled();