X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fjournal%2Fjournal-authenticate.c;h=5ab1982bf097ab4cca7d26f6b216f0d86ae48e16;hp=fe5b6bd50685fb7487eda35ff229fcc499ee557d;hb=03e334a1c7dc8c20c38902aa039440763acc9b17;hpb=72fbdd3349ad30d8a5074ea9a650f0909f96c299;ds=sidebyside diff --git a/src/journal/journal-authenticate.c b/src/journal/journal-authenticate.c index fe5b6bd50..5ab1982bf 100644 --- a/src/journal/journal-authenticate.c +++ b/src/journal/journal-authenticate.c @@ -60,13 +60,13 @@ int journal_file_append_tag(JournalFile *f) { o->tag.seqnum = htole64(journal_file_tag_seqnum(f)); o->tag.epoch = htole64(FSPRG_GetEpoch(f->fsprg_state)); - log_debug("Writing tag %llu for epoch %llu\n", - (unsigned long long) le64toh(o->tag.seqnum), - (unsigned long long) FSPRG_GetEpoch(f->fsprg_state)); + log_debug("Writing tag %"PRIu64" for epoch %"PRIu64"", + le64toh(o->tag.seqnum), + FSPRG_GetEpoch(f->fsprg_state)); /* Add the tag object itself, so that we can protect its * header. This will exclude the actual hash value in it */ - r = journal_file_hmac_put_object(f, OBJECT_TAG, p); + r = journal_file_hmac_put_object(f, OBJECT_TAG, o, p); if (r < 0) return r; @@ -152,7 +152,7 @@ int journal_file_fsprg_evolve(JournalFile *f, uint64_t realtime) { epoch = FSPRG_GetEpoch(f->fsprg_state); if (epoch < goal) - log_debug("Evolving FSPRG key from epoch %llu to %llu.", (unsigned long long) epoch, (unsigned long long) goal); + log_debug("Evolving FSPRG key from epoch %"PRIu64" to %"PRIu64".", epoch, goal); for (;;) { if (epoch > goal) @@ -195,7 +195,7 @@ int journal_file_fsprg_seek(JournalFile *f, uint64_t goal) { return -ENOMEM; } - log_debug("Seeking FSPRG key to %llu.", (unsigned long long) goal); + log_debug("Seeking FSPRG key to %"PRIu64".", goal); msk = alloca(FSPRG_mskinbytes(FSPRG_RECOMMENDED_SECPAR)); FSPRG_GenMK(msk, NULL, f->fsprg_seed, f->fsprg_seed_size, FSPRG_RECOMMENDED_SECPAR); @@ -212,7 +212,7 @@ int journal_file_maybe_append_tag(JournalFile *f, uint64_t realtime) { return 0; if (realtime <= 0) - realtime = now(CLOCK_MONOTONIC); + realtime = now(CLOCK_REALTIME); r = journal_file_fsprg_need_evolve(f, realtime); if (r <= 0) @@ -229,9 +229,8 @@ int journal_file_maybe_append_tag(JournalFile *f, uint64_t realtime) { return 0; } -int journal_file_hmac_put_object(JournalFile *f, int type, uint64_t p) { +int journal_file_hmac_put_object(JournalFile *f, int type, Object *o, uint64_t p) { int r; - Object *o; assert(f); @@ -242,9 +241,14 @@ int journal_file_hmac_put_object(JournalFile *f, int type, uint64_t p) { if (r < 0) return r; - r = journal_file_move_to_object(f, type, p, &o); - if (r < 0) - return r; + if (!o) { + r = journal_file_move_to_object(f, type, p, &o); + if (r < 0) + return r; + } else { + if (type >= 0 && o->object.type != type) + return -EBADMSG; + } gcry_md_write(f->hmac, o, offsetof(ObjectHeader, payload)); @@ -256,6 +260,12 @@ int journal_file_hmac_put_object(JournalFile *f, int type, uint64_t p) { gcry_md_write(f->hmac, o->data.payload, le64toh(o->object.size) - offsetof(DataObject, payload)); break; + case OBJECT_FIELD: + /* Same here */ + gcry_md_write(f->hmac, &o->field.hash, sizeof(o->field.hash)); + gcry_md_write(f->hmac, o->field.payload, le64toh(o->object.size) - offsetof(FieldObject, payload)); + break; + case OBJECT_ENTRY: /* All */ gcry_md_write(f->hmac, &o->entry.seqnum, le64toh(o->object.size) - offsetof(EntryObject, seqnum)); @@ -328,7 +338,9 @@ int journal_file_fss_load(JournalFile *f) { fd = open(p, O_RDWR|O_CLOEXEC|O_NOCTTY, 0600); if (fd < 0) { - log_error("Failed to open %s: %m", p); + if (errno != ENOENT) + log_error("Failed to open %s: %m", p); + r = -errno; goto finish; } @@ -406,10 +418,9 @@ finish: if (m) munmap(m, PAGE_ALIGN(sizeof(FSSHeader))); - if (fd >= 0) - close_nointr_nofail(fd); - + safe_close(fd); free(p); + return r; } @@ -458,7 +469,7 @@ int journal_file_append_first_tag(JournalFile *f) { return -EINVAL; p -= offsetof(Object, hash_table.items); - r = journal_file_hmac_put_object(f, OBJECT_FIELD_HASH_TABLE, p); + r = journal_file_hmac_put_object(f, OBJECT_FIELD_HASH_TABLE, NULL, p); if (r < 0) return r; @@ -467,7 +478,7 @@ int journal_file_append_first_tag(JournalFile *f) { return -EINVAL; p -= offsetof(Object, hash_table.items); - r = journal_file_hmac_put_object(f, OBJECT_DATA_HASH_TABLE, p); + r = journal_file_hmac_put_object(f, OBJECT_DATA_HASH_TABLE, NULL, p); if (r < 0) return r; @@ -478,7 +489,6 @@ int journal_file_append_first_tag(JournalFile *f) { return 0; } - int journal_file_parse_verification_key(JournalFile *f, const char *key) { uint8_t *seed; size_t seed_size, c;