* g10/trustdb.c (tdb_utks): New function.
* g10/tofu.c (check_utks): New function.
(initdb): Call it.
* tests/openpgp/tofu.scm: Modify test to check the effective policy of
keys whose effective policy changes when we change the set of UTKs.
--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
If the set of ultimately trusted keys changes, then it is possible
that a binding's effective policy changes. To deal with this, we
detect when the set of ultimately trusted keys changes and invalidate
all cached policies.
* configure.ac: Check for sqlite3.
(SQLITE3_CFLAGS): AC_SUBST it.
(SQLITE3_LIBS): Likewise.
* g10/Makefile.am (AM_CFLAGS): Add $(SQLITE3_CFLAGS).
(gpg2_SOURCES): Add tofu.h and tofu.c.
(gpg2_LDADD): Add $(SQLITE3_LIBS).
* g10/tofu.c: New file.
* g10/tofu.h: New file.
* g10/options.h (trust_model): Define TM_TOFU and TM_TOFU_PGP.
(tofu_db_format): Define.
* g10/packet.h (PKT_signature): Add fields digest and digest_len.
* g10/gpg.c: Include "tofu.h".
(cmd_and_opt_values): Declare aTOFUPolicy, oTOFUDefaultPolicy,
oTOFUDBFormat.
(opts): Add them.
(parse_trust_model): Recognize the tofu and tofu+pgp trust models.
(parse_tofu_policy): New function.
(parse_tofu_db_format): New function.
(main): Initialize opt.tofu_default_policy and opt.tofu_db_format.
Handle aTOFUPolicy, oTOFUDefaultPolicy and oTOFUDBFormat.
* g10/mainproc.c (do_check_sig): If the signature is good, copy the
hash to SIG->DIGEST and set SIG->DIGEST_LEN appropriately.
* g10/trustdb.h (get_validity): Add arguments sig and may_ask. Update
callers.
(tdb_get_validity_core): Add arguments sig and may_ask. Update
callers.
* g10/trust.c (get_validity) Add arguments sig and may_ask. Pass them
to tdb_get_validity_core.
* g10/trustdb.c: Include "tofu.h".
(trust_model_string): Handle TM_TOFU and TM_TOFU_PGP.
(tdb_get_validity_core): Add arguments sig and may_ask. If
OPT.TRUST_MODEL is TM_TOFU or TM_TOFU_PGP, compute the TOFU trust
level. Combine it with the computed PGP trust level, if appropriate.
* g10/keyedit.c: Include "tofu.h".
(show_key_with_all_names_colon): If the trust mode is tofu or
tofu+pgp, then show the trust policy.
* g10/keylist.c: Include "tofu.h".
(public_key_list): Also show the PGP stats if the trust model is
TM_TOFU_PGP.
(list_keyblock_colon): If the trust mode is tofu or
tofu+pgp, then show the trust policy.
* g10/pkclist.c: Include "tofu.h".
* g10/gpgv.c (get_validity): Add arguments sig and may_ask.
(enum tofu_policy): Define.
(tofu_get_policy): New stub.
(tofu_policy_str): Likewise.
* g10/test-stubs.c (get_validity): Add arguments sig and may_ask.
(enum tofu_policy): Define.
(tofu_get_policy): New stub.
(tofu_policy_str): Likewise.
* doc/DETAILS: Describe the TOFU Policy field.
* doc/gpg.texi: Document --tofu-set-policy, --trust-model=tofu,
--trust-model=tofu+pgp, --tofu-default-policy and --tofu-db-format.
* tests/openpgp/Makefile.am (TESTS): Add tofu.test.
(TEST_FILES): Add tofu-keys.asc, tofu-keys-secret.asc,
tofu-2183839A-1.txt, tofu-BC15C85A-1.txt and tofu-EE37CF96-1.txt.
(CLEANFILES): Add tofu.db.
(clean-local): Add tofu.d.
* tests/openpgp/tofu.test: New file.
* tests/openpgp/tofu-2183839A-1.txt: New file.
* tests/openpgp/tofu-BC15C85A-1.txt: New file.
* tests/openpgp/tofu-EE37CF96-1.txt: New file.
* tests/openpgp/tofu-keys.asc: New file.
* tests/openpgp/tofu-keys-secret.asc: New file.
--
Signed-off-by: Neal H. Walfield <neal@g10code.com>.
* g10/tdbdump.c (list_trustdb): Add arg FP and change callers to pass
es_stdout.
* g10/tdbio.c (upd_hashtable): On a corrupted trustdb call
list_trustdb only in verbose > 1 mode and let it dump to stderr.
Signed-off-by: Werner Koch <wk@gnupg.org>
* configure.ac: Add option --disable-trust-models
(NO_TRUST_MODELS): New ac_define and am_conditional.
* g10/Makefile.am (trust_source): New.
(gpg2_SOURCES): Factor some files out to above. Add trust.c.
* g10/gpg.c [NO_TRUST_MODELS]: Disable options --export-ownertrust,
--import-ownertrust, --update-trustdb, --check-trustdb, --fix-trustdb,
--list-trustdb, --trustdb-name, --auto-check-trustdb,
--no-auto-check-trustdb, and --force-ownertrust.
(parse_trust_model) [NO_TRUST_MODELS]: Do not build.
(main) [NO_TRUST_MODELS]: Set trust_model to always and exclude all
trustdb related option code.
* g10/keyedit.c (cmds) [NO_TRUST_MODELS]: Remove menu items "trust",
"enable", and "disable".
* g10/keylist.c (public_key_list) [NO_TRUST_MODELS]: Do not print
"tru" record.
* g10/trust.c: New.
* g10/trustdb.c (struct key_item): Move to trustdb.h.
(register_trusted_keyid): Rename to tdb_register_trusted_keyid.
(register_trusted_key): Rename to tdb_register_trusted_key.
(trust_letter, uid_trust_string_fixed, trust_value_to_string)
(string_to_trust_value, get_ownertrust_with_min, get_ownertrust_info)
(get_ownertrust_string, get_validity_info, get_validity_string)
(clean_sigs_from_uid, clean_uid_from_key, clean_key): Move to trust.c.
(mark_usable_uid_certs): Move to trust.c and make global.
(is_in_klist): Move as inline to trustdb.h.
(trustdb_check_or_update): Rename to tdb_check_or_update
(revalidation_mark): Rename to tdb_revalidation_mark.
(get_ownertrust): Rename to tdb_get_ownertrust.
(get_min_ownertrust): Rename to tdb_get_min_ownertrust.
(update_ownertrust): Rename to tdb_update_ownertrust.
(clear_ownertrusts): Rename to tdb_clear_ownertrusts.
(cache_disabled_value): Rename to tdb_cache_disabled_value.
(check_trustdb_stale): Rename to tdb_check_trustdb_stale.
(get_validity): Rename to tdb_get_validity_core, add arg MAIN_PK and
factor some code out to ...
* trust.c (get_validity): ...new.
(check_or_update_trustdb): New wrapper.
(revalidation_mark): New wrapper.
(get_ownertrust): New wrapper.
(get_ownertrust_with_min): New wrapper.
(update_ownertrust): New wrapper.
(clear_ownertrusts): New wrapper.
(cache_disabled_value): New wrapper.
(check_trustdb_stale): New wrapper.
* tests/openpgp/defs.inc (opt_always): New. Use in all tests instead
of --always-trust.
* g10/gpgv.c, g10/trustdb.c (read_trust_options): Add min_cert_level
* g10/trustdb.c (check_trustdb_stale): Request a rebuild if
pending_check_trustdb is true (set when we detect a trustdb
parameter has changed).
* g10/keylist.c (public_key_list): Use 'l' in the "tru" with-colons
listing for min_cert_level not matching.
* g10/tdbio.c (tdbio_update_version_record, create_version_record,
tdbio_db_matches_options, tdbio_dump_record, tdbio_read_record,
tdbio_write_record): Add a byte for min_cert_level in the tdbio
version record.
"clean", and add "minimize".
* import.c (parse_import_options): Make help text match the export
versions of the options.
* options.h, export.c (parse_export_options, do_export_stream): Reduce
clean options to two: clean and minimize.
* trustdb.h, trustdb.c (clean_one_uid): New function that joins uid
and sig cleaning into one for a simple API outside trustdb.
cleaning from one convenient place.
* options.h, import.c (parse_import_options, clean_sigs_from_all_uids,
import_one): Reduce clean options to two: clean and minimize.
* parse-packet.c (setup_user_id): Remove. (parse_user_id,
parse_attribute): Just use xmalloc_clear instead.
non-selfsigs from key during cleaning. Change all callers.
* export.c (do_export_stream): Use it here so we don't need additional
minimize code in the export path.
menu_clean_subkeys_from_key), trustdb.h, trustdb.c
(clean_subkeys_from_key): Remove subkey cleaning function. It is of
very limited usefulness since it cannot be used on any subkey that can
sign, and can only affect multiple selfsigs on encryption-only
subkeys.
the subkeys on a key, and mark any that aren't usable for deletion.
Note that a signing subkey is never marked for deletion since these
keys are still useful after expiration or revocation.
* keyedit.c (menu_clean_subkeys_from_key): New function to call
clean_subkeys_from_key() on a key. Note that the strings here are not
marked for translation yet. The UI is still in flux, and there is no
point in annoying the translators twice. (keyedit_menu): Call it here
as part of the "clean" command.
user IDs on a key, and mark any that aren't valid for deletion.
* keyedit.c (menu_clean_uids_from_key): New function to call
clean_uids_from_key() on a key. (keyedit_menu): Call it from here as
part of the "clean" command.
no-pubkey and chosen revocation cases. (clean_uid): New function to
clean a user ID of unusable (as defined by mark_usable_uid_certs)
certs.
* keyedit.c (keyedit_menu, menu_clean_uids): Call it here for new
"clean" command that removes unusable sigs from a key.
is dirty and --interactive is set, do an --update-trustdb. If not
interactive, do a --check_trustdb unless --no-auto-check-trustdb is
set.
* import.c (import_keys_internal): Moved from here.
* keyserver.c (keyserver_refresh): Call it here after all refreshing
has happened so that we don't rebuild after each preferred keyserver
set of imports, but do one big rebuild at the end. This is Debian bug
#293816, noted by Kurt Roeckx.
translatable string similar to trust_value_to_string. This allows for
easier lining up of displays.
* keyedit.c (show_key_with_all_names), keylist.c (list_keyblock_print):
Use it here to print validity strings.
* gpgv.c: Stub.
list of ultimately trusted keys.
* keygen.c (do_generate_keypair): Use it here so that the ultimate
ownertrust happens before the trustdb (might be) rebuilt. Also fix an
error where the newly generated pk is thought to be a subkey by the
trustdb.
* g10.c (main): Fix --export-all do actually do something different than
--export.
* pkclist.c (build_pk_list): Show all recipients rather than showing each
recipient as they are added.
* mainproc.c (proc_symkey_enc, proc_encrypted): Keep a count of the number
of passphrases that can decrypt a symmetric or mixed symmetric/pk message
and include it in the list of keys shown to the user.
* trustdb.c (get_validity): Move the up-to-date check to
check_trustdb_stale (new), so that it can be called before validity is
checked.
* keylist.c (list_keyblock_print): Disable the overall key validity
display until it can be thought about more. Use check_trustdb_stale here
to avoid putting the check warning in the middle of a listed key.
* trustdb.c (init_trustdb): Only verify_own_keys() for those trust models
that it applies to (i.e. classic and OpenPGP).
(ask_algo): Provide key flags for DSA, Elgamal_e, and Elgamal subkeys.
(generate_keypair): Provide key flags for the default DSA/Elgamal keys.
* sig-check.c (signature_check, signature_check2, check_key_signature,
check_key_signature2): Allow passing NULLs for unused parameters in the x2
form of each function to avoid the need for dummy variables. getkey.c,
mainproc.c: Change all callers.
* trustdb.h, trustdb.c (read_trust_options): New. Returns items from the
trustdb version record.
* keylist.c (public_key_list): Use it here for the new "tru" record.
* gpgv.c (read_trust_options): Stub.
is_disabled to cache_disabled_value, which now takes a pk and not just the
keyid. This is for speed since there is no need to re-fetch a key when we
already have that key handy. Cache the result of the check so we don't
need to hit the trustdb more than once.
* getkey.c (skip_disabled): New function to get a pk and call is_disabled
on it. (key_byname): Use it here.
* packet.h, getkey.c (skip_disabled), keylist.c (print_capabilities): New
"pk_is_disabled" macro to retrieve the cached disabled value if available,
and fill it in via cache_disabled_value if not available.
* trustdb.c (get_validity): Cache the disabled value since we have it
handy and it might be useful later.
* parse-packet.c (parse_key): Clear disabled flag when parsing a new key.
Just in case someone forgets to clear the whole key.
* getkey.c (merge_selfsigs_main): Add an "if all else fails" path for
setting a single user ID primary when there are multiple set primaries all
at the same second, or no primaries set and the most recent user IDs are
at the same second, or no signed user IDs at all. This is arbitrary, but
deterministic.
* exec.h, photoid.h: Add copyright message.
* keylist.c (list_keyblock_print): Don't dump attribs for
revoked/expired/etc uids for non-colon key listings. This is for
consistency with --show-photos.
* main.h, keylist.c (dump_attribs), mainproc.c (check_sig_and_print): Dump
attribs if --attrib-fd is set when verifying signatures.
* g10.c (main): New --gnupg option to disable the various --openpgp,
--pgpX, etc. options. This is the same as --no-XXXX for those options.
* revoke.c (ask_revocation_reason): Clear old reason if user elects to
repeat question. This is bug 153.
* keyedit.c (sign_uids): Show keyid of the key making the signature.
TM_CLASSIC or TM_PGP.
* trustdb.h, trustdb.c (trust_string, get_ownertrust_string,
get_validity_string, ask_ownertrust, validate_keys), pkclist.c
(do_edit_ownertrust): Rename trust_string to trust_value_to_string for
naming consistency.
* trustdb.h, trustdb.c (string_to_trust_value): New function to translate
a string to a trust value.
* g10.c (main): Use string_to_trust_value here for --force-ownertrust.
* options.h, g10.c (main), trustdb.c (trust_model_string, init_trustdb,
check_trustdb, update_trustdb, get_validity, validate_one_keyblock): An
"OpenPGP" trust model is misleading since there is no official OpenPGP
trust model. Use "PGP" instead.
Simplify by returning a ? for error directly.
* keyedit.c (show_key_with_all_names): Use get_validity_string and
get_ownertrust_string to show full word versions of trust (i.e. "full"
instead of 'f').
* trustdb.h, trustdb.c (get_ownertrust_string, get_validity_string): Same
as get_ownertrust_info, and get_validity_info, except returns a full
string.
* trustdb.c (get_ownertrust_with_min): New. Same as 'get_ownertrust' but
takes the min_ownertrust value into account.
* trustdb.h, trustdb.c (trust_letter): Make static. (get_ownertrust_info,
get_validity_info): Don't mask the trust level twice.
* trustdb.h, gpgv.c, trustdb.c (get_validity, get_validity_info),
keylist.c (list_keyblock_colon), keyedit.c (show_key_with_all_names_colon,
menu_revuid): Pass a user ID in rather than a namehash, so we only have to
do the hashing in one place.
* packet.h, pkclist.c (build_pk_list), free-packet.c
(release_public_key_parts): Remove unused namehash element for public
keys.
disabled keys. Keys specified via keyid (i.e. 0x...) are always included.
* getkey.c (get_pubkey_byname, get_seckey_byname2, get_seckey_bynames),
keyedit.c (keyedit_menu, menu_addrevoker): Include disabled keys in these
functions.
* pkclist.c (build_pk_list): Do not include disabled keys for -r or the
key prompt. Do include disabled keys for the default key and
--encrypt-to.
* trustdb.h, trustdb.c (is_disabled): New skipfnc for skipping disabled
keys.
* gpgv.c (is_disabled): Stub.
* keygen.c (keygen_add_key_expire): Properly handle updating a key
expiration to a no-expiration value.
* keyedit.c (enable_disable_key): Comment.
* import.c (import_one): When in interactive mode and --verbose, don't
repeat some key information twice.
user" rather than "owner". Noted by Stefan Bellon.
* trustdb.h, trustdb.c (trustdb_pending_check): New function to
check if the trustdb needs a check.
* import.c (import_keys_internal): Used here so we don't rebuild
the trustdb if it is still clean.
(import_one, chk_self_sigs): Only mark trustdb dirty if the key
that is being imported has any sigs other than self-sigs.
Suggested by Adrian von Bidder.
* options.skel: Include the required '=' sign in the sample
'group' option. Noted by Stefan Bellon.
* import.c (chk_self_sigs): Don't try and check a subkey as if it
was a signature.
like "fully trusted", "marginally trusted", etc. (get_min_ownertrust):
New. Return minimum ownertrust. (update_min_ownertrust): New. Set
minimum ownertrust. (check_regexp): New. Check a regular epression
against a user ID. (ask_ownertrust): Allow specifying a minimum value.
(get_ownertrust_info): Follow the minimum ownertrust when returning a
letter. (clear_validity): Remove minimum ownertrust when a key becomes
invalid. (release_key_items): Release regexp along with the rest of the
info. (validate_one_keyblock, validate_keys): Build a trust sig chain
while validating. Call check_regexp for regexps. Use the minimum
ownertrust if the user does not specify a genuine ownertrust.
* pkclist.c (do_edit_ownertrust): Only allow user to select a trust level
greater than the minimum value.
* parse-packet.c (can_handle_critical): Can handle critical trust and
regexp subpackets.
* trustdb.h, trustdb.c (clear_ownertrusts), delkey.c (do_delete_key),
import.c (import_one): Rename clear_ownertrust to clear_ownertrusts and
have it clear the min_ownertrust value as well.
* keylist.c (list_keyblock_print): Indent uid to match pub and sig.
