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Commit Graph

1051 Commits

Author SHA1 Message Date
NIIBE Yutaka
8aa9f80be0 agent: Add description for "Prompt" field.
--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-06-28 10:37:35 +09:00
NIIBE Yutaka
39422f1d63 agent: Don't assume "OPENPGP.3" key means "Use-for-ssh:".
* agent/command-ssh.c: Fix comments.
* agent/findkey.c (public_key_from_file): Remove "OPENPGP.3" check.

--

GnuPG-bug-id: 5996
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-06-28 10:25:03 +09:00
Werner Koch
ae2f1f0785
agent: Do not consider --min-passphrase-len for the magic wand.
* agent/call-pinentry.c (generate_pin): Lock to exactly 30 octets.
* g10/gpg.c (main) <aGenRandom>: Add Level 30.
2022-06-27 18:06:40 +02:00
NIIBE Yutaka
99d2931887 agent: Flush before calling ftruncate.
* agent/findkey.c (write_extended_private_key): Make sure
it is flushed out.

--

GnuPG-bug-id: 6035
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-06-23 11:05:51 +09:00
NIIBE Yutaka
26d5a6e862 agent: KEYATTR only allows access to attribute.
* agent/command.c (cmd_keyattr): Check the ATTRNAME.

--

GnuPG-bug-id: 5988
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-06-23 09:57:26 +09:00
NIIBE Yutaka
2c47c66627 agent: Fix KEYATTR command for --delete option.
* agent/command.c (cmd_keyattr): Write the result.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-06-23 09:23:47 +09:00
NIIBE Yutaka
30b54a0ebb agent: Add KEYATTR command.
* agent/agent.h (agent_raw_key_from_file): Add R_KEYMETA argument.
(agent_update_private_key): New.
* agent/command-ssh.c (data_sign): Follow the change of the function
agent_raw_key_from_file.
* agent/command.c (do_one_keyinfo): Likewise.
(cmd_keyattr): New.
(register_commands): Add an entry of cmd_keyattr.
* agent/findkey.c (agent_update_private_key): New.
(agent_raw_key_from_file): Add R_KEYMETA argument.

--

GnuPG-bug-id: 5988
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-06-22 15:45:18 +09:00
NIIBE Yutaka
fe535cf265 agent,gpg,tools: Fix use of log_get_fd.
* agent/call-daemon.c (daemon_start): Don't put file descriptor from
log_get_fd to no_close_list.
* agent/call-pinentry.c (start_pinentry): Likewise.
* common/call-gpg.c (start_gpg): Likewise.
* call-syshelp.c (start_syshelp): Likewise.
* tools/gpg-connect-agent.c (main): Likewise.

--

GnuPG-bug-id: 5921
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-06-22 13:34:06 +09:00
Werner Koch
be5d06dae2
agent: Improve "Insert the card" message.
* agent/findkey.c (prompt_for_card): Don't print "(null").
2022-06-17 12:23:40 +02:00
Werner Koch
2766b9e56c
agent,ssh: Fix for make not-inserted OpenPGP.3 keys available for SSH.
* agent/command-ssh.c (ssh_send_available_keys):  Do not bump
key_counter for ignored keys.  Also use opt.debug instead of
opt.verbose and fix a memory leak.
--

The error shown by "ssh-add -l" before this fix was:
  error fetching identities: incomplete messag

Fixes-commit: 193fcc2f7a
GnuPG-bug-id: 5996
2022-06-15 16:41:30 +02:00
Werner Koch
1530d04725
agent: New option --no-user-trustlist and --sys-trustlist-name.
* agent/gpg-agent.c (oNoUserTrustlist,oSysTrustlistName): New.
(opts): Add new option names.
(parse_rereadable_options): Parse options.
(finalize_rereadable_options): Reset allow-mark-trusted for the new
option.
* agent/agent.h (opt): Add fields no_user_trustlist and
sys_trustlist_name.
* agent/trustlist.c (make_sys_trustlist_name): New.
(read_one_trustfile): Use here.
(read_trustfiles): Use here.  Implement --no-user-trustlist.
--

With the global options we can now avoid that a user changes the
Root-CA trust by editing the trustlist.txt.  However, to implement
this we need a new option so that we don't need to rely on some magic
like --no-allow-mark-trusted has been put into a force section.

The second option makes system administration easier as it allows to
keep the trustlist in a non-distributed file.

GnuPG-bug-id: 5990
2022-06-14 14:25:21 +02:00
Werner Koch
d2d7a2b128
Remove remaining support for WindowsCE
--
2022-06-03 10:08:21 +02:00
NIIBE Yutaka
d7a3c455c5 agent: Support --format=ssh option for READKEY.
* agent/command.c (cmd_readkey): Handle --format=ssh to return key
in SSH format.

--

GnuPG-bug-id: 6012
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-06-02 20:47:36 +09:00
NIIBE Yutaka
9f1dcfc7a7 agent: New field "Prompt" to prevent asking card key insertion.
* agent/findkey.c (prompt_for_card): Add "Prompt" field handling.

--

GnuPG-bug-id: 5987
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-27 09:59:54 +09:00
NIIBE Yutaka
d86b6c28fc agent,ssh: Support "Use-for-ssh" flag in private key.
* agent/findkey.c (public_key_from_file): Support "Use-for-ssh"
when it's in extended format.

--

GnuPG-bug-id: 5985
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-26 17:34:16 +09:00
NIIBE Yutaka
193fcc2f7a agent,ssh: Make not-inserted OpenPGP.3 keys available for SSH.
* agent/agent.h (agent_ssh_key_from_file): New.
* agent/command-ssh.c (get_ssh_keyinfo_on_cards): New.
(ssh_send_available_keys): Loop on the GNUPG_PRIVATE_KEYS_DIR.
Support keys by agent_ssh_key_from_file.
(ssh_handler_request_identities): Move card key handling to
ssh_send_available_keys.
* agent/findkey.c (public_key_from_file): New.  Adding handling
for SSH.
(agent_public_key_from_file): Use public_key_from_file.
(agent_ssh_key_from_file): New.

--

GnuPG-bug-id: 5996
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-26 17:11:52 +09:00
NIIBE Yutaka
c07c79a1d7 agent: Fix get_keyinfo_on_cards.
* agent/command.c (get_keyinfo_on_cards): Make it static.  Don't
return bogus value on error.  Return NULL when scdaemon is disabled.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-26 17:07:31 +09:00
NIIBE Yutaka
295a6a7591 agent: Handle USAGE information in KEYINFO.
* agent/agent.h (struct card_key_info_s): Add USAGE field.
* agent/call-scd.c (card_keyinfo_cb): Parse USAGE field.
Allow optional SERIALNO, IDSTR, and USAGE fields.
Fix releasing on possible allocation error.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-26 14:01:03 +09:00
NIIBE Yutaka
052f58422d agent,scd: Make sure to set CONFIDENTIAL flag in Assuan.
* agent/call-scd.c (inq_needpin): Call assuan_begin_confidential
and assuan_end_confidential, and wipe the memory after use.
* agent/command.c (cmd_preset_passphrase): Likewise.
(cmd_put_secret): Likewise.
* scd/command.c (pin_cb): Likewise.

--

GnuPG-bug-id: 5977
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-25 14:53:06 +09:00
NIIBE Yutaka
8e859331ea agent: Add missing assuan_end_confidential call.
* agent/command.c (send_back_passphrase): Fix.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-25 13:49:21 +09:00
NIIBE Yutaka
1b0c4c2778 agent: Fix a bug accessing after release when opt.verbose.
* agent/command-ssh.c (ssh_handler_request_identities): Don't release
KEY_PUBLIC too early.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-20 15:51:47 +09:00
NIIBE Yutaka
ef3e5fd403 agent: Factor out handling scanning over ssh keys.
* agent/command-ssh.c (ssh_send_available_keys): New.
(ssh_handler_request_identities): Use ssh_send_available_keys.

--

GnuPG-bug-id: 5985
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-20 15:46:49 +09:00
NIIBE Yutaka
5986310866 agent: Show "Label:" field of private key when prompt the insertion.
* agent/findkey.c (prompt_for_card): Use "Label:" field.
(agent_key_from_file): Use KEYMETA.

--

GnuPG-bug-id: 5986
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-20 14:38:33 +09:00
NIIBE Yutaka
6a37240cf2 agent: Move confirmation handling into findkey.c.
* agent/agent.h (divert_tpm2_pksign, divert_tpm2_pkdecrypt): Fix API.
(divert_pksign, divert_pkdecrypt): Likewise.
* agent/divert-scd.c (ask_for_card): Remove.
(divert_pksign, divert_pkdecrypt): Don't call ask_for_card.
* agent/divert-tpm2.c (divert_tpm2_pksign, divert_tpm2_pkdecrypt):
Remove DESC_TEXT argument.
* agent/findkey.c (prompt_for_card): New (was: ask_for_card).
(agent_key_from_file): Call prompt_for_card when it's a key
on card.
* agent/pkdecrypt.c (agent_pkdecrypt): Follow the change of API.
* agent/pksign.c (agent_pksign_do): Likewise.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-20 13:43:08 +09:00
NIIBE Yutaka
598b3fdfaa agent: Pop up dialog window for confirmation, when specified so.
* agent/findkey.c (agent_key_from_file): Support "Confirm:".

--

GnuPG-bug-id: 5099
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-19 14:37:01 +09:00
NIIBE Yutaka
09357d7eae agent: Supply GRIP=NULL for agent_key_from_file, for real use.
* agent/findkey.c (agent_key_from_file): Change the semantics of
GRIP.  Now, it's NULL for use by PKDECRYPT and PKSIGN/PKAUTH.
* agent/pkdecrypt.c (agent_pkdecrypt): Set GRIP=NULL.
* agent/pksign.c (agent_pksign_do): Likewise.

--

GnuPG-bug-id: 5099
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-05-19 14:04:33 +09:00
NIIBE Yutaka
a9754879d1 tests: Use module_tests for testing agent/.
* agent/Makefile.am (module_test): New.
* agent/all-tests.scm: Use module_tests instead of TESTS.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-04-26 11:13:54 +09:00
Werner Koch
ca5d5142c6
Deprecate the --supervised options.
* agent/gpg-agent.c (main): Mark --supervised as deprecated.
* dirmngr/dirmngr.c (main): Ditto.
--

The supervised thing causes more trouble than it pretends to solve.
2022-04-25 12:03:45 +02:00
NIIBE Yutaka
e529c54fe3 agent: Not writing password into file.
* agent/genkey.c (do_check_passphrase_pattern): Use stream to invoke
pattern check program.

--

GnuPG-bug-id: 5917
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-04-22 13:33:45 +09:00
Werner Koch
46d62d80a2
ssh: Returned faked response for the new session-bind extension.
* agent/command-ssh.c (SSH_OPT_CONSTRAIN_MAXSIGN): New.
(SSH_OPT_CONSTRAIN_EXTENSION): New.
(ssh_handler_add_identity): Ignore them.
(ssh_handler_extension): Take success for session-bind.
--

OpenSSH 8.9 does not gracefully allow communication with older agent
implementations.  Until this new OpenSSH feature has been settled we
return a faked response.

Code has not yet been tested.

GnuPG-bug-id: 5931
2022-04-14 12:30:55 +02:00
Jakub Jelen
c4436ebfa5 agent: Ignore MD5 Fingerprints for ssh keys
--
* agent/command-ssh.c (add_control_entry): Ignore failure of the MD5
  digest

Signed-off-by: Jakub Jelen <jjelen@redhat.com>
2022-04-14 11:47:04 +09:00
NIIBE Yutaka
9000081964 agent: Fix for possible support of Cygwin OpenSSH.
* agent/command-ssh.c (start_command_handler_ssh): Use es_sysopen.

--

With new (not-yet-released) libgpg-error, gpg-agent should be able to
handle connection from Cygwin version of OpenSSH.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-04-07 16:39:40 +09:00
NIIBE Yutaka
48ee11722d agent:w32: Fix for use of socket.
* agent/command-ssh.c (get_client_info): Use type gnupg_fd_t for
socket, until call of socket API.
(start_command_handler_ssh): Don't convert here.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-04-04 16:39:27 +09:00
NIIBE Yutaka
f0a1c79f60 agent: KEYTOCARD prefers to specified time.
* agent/command.c (cmd_keytocard): Timestamp at "Created:" field is
only used when time is not specified.

--

Fixes-commit: c795be79c1
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-03-28 09:08:08 +09:00
NIIBE Yutaka
c795be79c1 agent: Use "Created:" field for creation time.
* agent/agent.h (agent_key_from_file): Change the declaration.
* agent/findkey.c (agent_key_from_file): Return timestamp.
* agent/pkdecrypt.c (agent_pkdecrypt): Follow the change.
* agent/pksign.c (agent_pkdecrypt): Likewise.
* agent/command.c (cmd_passwd, cmd_export_key): Likewise.
(cmd_keytocard): Use timestamp in private key file in "Created:".

--

GnuPG-bug-id: 5538
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2022-03-25 14:10:46 +09:00
Werner Koch
f03c871c9e
agent: Print the correct daemon name in presence of a --foo-program.
* agent/call-daemon.c (wait_child_thread): Print the correct name.
--

This makes sure that the log print the actual used name if for example
--pinentry-program was used.
2022-02-27 12:26:39 +01:00
Werner Koch
7c8c606061
agent: New flag "qual" for the trustlist.txt.
* agent/trustlist.c (struct trustitem_s): Add flag "qual".
(read_one_trustfile): Rename arg "allow_include" to "systrust" and
change callers.  Parse new flag "qual".
(istrusted_internal): Print all flags.
* sm/call-agent.c (istrusted_status_cb): Detect the "qual" flag.
* sm/gpgsm.h (struct rootca_flags_s): Add flag "qualified".
* sm/certchain.c (do_validate_chain): Take care of the qualified flag.
2022-02-27 12:26:38 +01:00
Werner Koch
934a60de6b
ssh: Fix adding an ed25519 key with a zero length comment.
* agent/command-ssh.c (sexp_key_construct): Do not put an empty string
into an S-expression.
(stream_read_string): Do not not try to a read a zero length block.
--

Actually we could handles this different by not putting a comment tag
into the s-expression, however this requires more code and at other
places we already return "(none)" instead of an empty comment.

The second fix is more or less a cosmetic thing to get better error
messages in case the underlying read system call returns an error.

GnuPG-bug-id: 5794
2022-01-28 19:59:11 +01:00
James Bottomley via Gnupg-devel
af2fbd9b01
agent: always use hexgrip when storing key password
--
The current code uses the binary ctrl->keygrip, but all the passphrase
storage engines expect this to be a string, so convert the binary
keygrip to a hex one before passing it in as the keyid.  This fixes a
crash seen in some libsecret implementations where a non-ascii keyid
isn't well handled.

Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
2022-01-24 22:22:05 +01:00
NIIBE Yutaka
c3db27fa85 agent: Fix comment for .po generation.
* agent/call-pinentry.c (setup_formatted_passphrase): Move comment to
inside.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-12-21 10:11:04 +09:00
Werner Koch
bd5c775878
agent: Print the non-option warning earlier.
* agent/gpg-agent.c (main): Move detection up.
--

The problem is that PARGS is re-used and when detecting a possible
incorrect use, the flag that "--" has already been seen has gone.
2021-11-14 18:06:33 +01:00
Werner Koch
dd708f60d5
agent,dirmngr: New option --steal-socket
* agent/gpg-agent.c (oStealSocket): New.
(opts): Add option.
(steal_socket): New file global var.
(main): Set option.
(create_server_socket): Implement option.

* dirmngr/dirmngr.c (oStealSocket): New.
(opts): Add option.
(steal_socket): New file global var.
(main): Set option.  Add comment to eventually implement it.
--

Note that --steal-socket has currently no effect on dirmngr because
dirmngr does this anway.

Signed-off-by: Werner Koch <wk@gnupg.org>
2021-11-13 14:56:40 +01:00
Jakub Jelen
ae3d0bb8e7 agent: Avoid uninitialized buffer.
* agent/sexp-secret.c (fixup_when_ecc_private_key): Initialize buffer to
avoid its use on unexpected inputs.

--

GnuPG-bug-id: 5393
Co-authored-by: NIIBE Yutaka <gniibe@fsij.org>
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
2021-11-12 15:36:02 +09:00
Jakub Jelen
50f32eb066 agent: Correctly free memory on error path.
* agent/protect.c (merge_lists): Free memory on error.

--

GnuPG-bug-id: 5393
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
2021-11-12 15:35:56 +09:00
NIIBE Yutaka
3918fa1a94 agent,dirmngr,kbx,scd,tpm2d: Use gnupg_sleep.
* agent/findkey.c (unprotect): Use gnupg_sleep.
* agent/gpg-agent.c (handle_connections): Likewise.
* dirmngr/crlfetch.c (handle_connections): Likewise.
* kbx/keyboxd.c (handle_connections): Likewise.
* tpm2d/tpm3daemon.c (handle_connections): Likewise.
* scd/scdaemon.c (handle_connections): Likewise.
* scd/command.c (cmd_lock): Likewise.
* dirmngr/ldap-wrapper.c (ldap_reaper_thread): Likewise.
(ldap_wrapper_wait_connections): Use gnupg_usleep.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-10-05 14:05:56 +09:00
NIIBE Yutaka
eeb25df6f8 agent: Fix calibrate_get_time use of clock_gettime.
* agent/protect.c (USE_CLOCK_GETTIME): New macro.
(calibrate_get_time): Only use clock_gettime if USE_CLOCK_GETTIME.

--

GnuPG-bug-id: 5623
Fixes-commit: 380bce13d9
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2021-10-05 11:53:29 +09:00
Werner Koch
af3b190154
agent: Fix segv in GET_PASSPHRASE (regression)
* agent/command.c (cmd_get_passphrase): Do not deref PI.  PI is always
NULL.
--

Fixes-commit: b89b1f35c2
GnuPG-bug-id: 5577
2021-09-07 08:57:44 +02:00
Werner Koch
661c2ae966
agent: Use the sysconfdir for a pattern file.
* agent/genkey.c (do_check_passphrase_pattern): Use make_filename.
2021-08-18 19:21:22 +02:00
Werner Koch
b89b1f35c2
agent: Ignore passphrase constraints for a generated passphrase.
* agent/agent.h (PINENTRY_STATUS_PASSWORD_GENERATED): New.
(MAX_GENPIN_TRIES): Remove.
* agent/call-pinentry.c (struct entry_parm_s):
(struct inq_cb_parm_s): Add genpinhash and genpinhas_valid.
(is_generated_pin): New.
(inq_cb): Suppress constraints checking for a generated passphrase.
No more need for several tries to generate the passphrase.
(do_getpin): Store a generated passphrase/pin in the status field.
(agent_askpin): Suppress constraints checking for a generated
passphrase.
(agent_get_passphrase): Ditto.
* agent/command.c (cmd_get_passphrase): Ditto.
--

A generated passphrase has enough entropy so that all kind of extra
checks would only reduce the actual available entropy.  We thus detect
if a passphrase has been generated (and not changed) and skip all
passphrase constraints checking.
2021-08-18 18:46:39 +02:00
Werner Koch
8ed7910347
agent: Improve the GENPIN callback.
* agent/call-pinentry.c (DEFAULT_GENPIN_BYTES): Replace by  ...
(DEFAULT_GENPIN_BITS): this and increase to 150.
(generate_pin): Make sure that we use at least 128 bits.
2021-08-18 11:24:53 +02:00