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732 Commits

Author SHA1 Message Date
Werner Koch
e384405b6e
Remove unused debug flags and add "dns" and "network".
* g10/options.h (DBG_CARD_IO_VALUE, DBG_CARD_IO): Remove.
* g10/gpg.c (debug_flags): Remove "cardio".
* agent/agent.h (DBG_COMMAND_VALUE, DBG_COMMAND): Remove.
* agent/gpg-agent.c (debug_flags): Remove "command".
* scd/scdaemon.h (DBG_COMMAND_VALUE, DBG_COMMAND): Remove.
* scd/scdaemon.c (debug_flags): Remove "command".
* dirmngr/dirmngr.h (DBG_DNS_VALUE, DBG_DNS): New.
(DBG_NETWORK_VALUE, DNG_NETWORK): New.
* dirmngr/dirmngr.c (debug_flags): Add "dns" and "network".
--

Note that "dns" and "network" are not yet used but will soon be added
to dirmngr.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-12-19 09:41:15 +01:00
Daniel Kahn Gillmor
8636ad5023 agent: Respect --enable-large-secmem
* agent/gpg-agent.c (main): Initialize secmem to the configured buffer
size.

--

This patch is a step toward addressing
GnuPG-bug-id: 2857

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2016-12-06 11:02:47 -05:00
Werner Koch
aa6ab9e0bc
agent,dirmngr: Tiny restructuring.
* agent/gpg-agent.c (handle_connections): Add a comment.
* dirmngr/dirmngr.c (main): Move assuan_sock_close of the listening
socket to ...
(handle_connections): here.  Add a comment why we keep the
listening socket open during a shutdown.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-11-29 20:35:23 +01:00
Werner Koch
854adc8ae1
agent,dirmngr: Handle corner case in shutdown mode.
* agent/gpg-agent.c (handle_connections): Keep on selecting on the
inotify fd even when a shutdown is pending.
* dirmngr/dirmngr.c (handle_connections): Ditto.  Also simplifyy the
use of the HAVE_INOTIFY_INIT cpp conditional.
--

Without that patch we won't notice a removed socket when a shutdown is
pending.  This is somewhat related to bug report 2849.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-11-29 20:17:03 +01:00
Werner Koch
81d6e98cdf
agent,w32: Initialize nPth in server mode.
* agent/gpg-agent.c (main) [W32]: Call initialize_modules in server
mode.
--

Fixes-commit: 9a707a223a
Signed-off-by: Werner Koch <wk@gnupg.org>
2016-11-29 16:54:36 +01:00
NIIBE Yutaka
9a707a223a agent: Fix npth + daemon mode problem.
* agent/gpg-agent.c (main): Remove duplicated initialization in daemon
mode.

--
The commit f57dc2b1e6 fixes a part of
problem (for missing initialization of supervised mode).  It was
actually put in wrong place.

Fixes-commit: 9f92b62a51
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-11-21 11:18:33 +09:00
Werner Koch
6bf6981972
agent: Improve concurrency when Libgcrypt 1.8 is used.
* agent/gpg-agent.c (thread_init_once): Tell Libgcrypt to reinit the
system call clamp.
(agent_libgcrypt_progress_cb): Do not sleep if Libgcrypt is recent
enough.
--

This patch prepares for a feature comming with Libgcrypt 1.8.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-11-12 11:03:10 +01:00
Werner Koch
4473db1ef2
agent: Kludge to mitigate blocking calls in Libgcrypt.
* agent/gpg-agent.c (agent_libgcrypt_progress_cb): Sleep for 100ms on
"need_entropy".
--

During key generation Libgrypt will read from /dev/random which may
block.  Libgcrypt is not nPth aware and thus the entire process will
block.  Fortunately there is also a select with a short timeout to run
the progress callback.  We detect this in gpg-agent and introduce a
short delay to give other threads (i.e. connections) an opportunity to
run.

This alone is not sufficient, an updated Libgpg-error is also required
to make the lock functions nPth aware.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-11-11 20:36:58 +01:00
Daniel Kahn Gillmor
e51912f467
agent: Clean up comments.
* agent/agent.h: Clean up comments.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2016-11-11 08:27:55 +01:00
Werner Koch
4d7dc432b5
Change all http://www.gnu.org in license notices to https://
--
2016-11-05 12:02:19 +01:00
Werner Koch
c1ea0b577a
agent: Extend the PINENTRY_LAUNCHED inquiry and status.
* agent/call-pinentry.c (start_pinentry): Get flavor and version and
pass it to agent_inq_pinentry_launched.
* agent/command.c (agent_inq_pinentry_launched): Add arg EXTRA.
* g10/server.c (gpg_proxy_pinentry_notify): Print a new diagnostic.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-11-03 20:10:38 +01:00
Daniel Kahn Gillmor
68b59bbc42 Spelling: correct spelling of "passphrase".
There were several different variant spellings of "passphrase".  This
should fix them all for all English text.

I did notice that po/it.po contains multiple instances of
"passhprase", which also looks suspect to me, but i do not know
Italian, so i did not try to correct it.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2016-11-02 12:53:58 +01:00
Justus Winter
445f0c13d7 Fix typos.
--
Signed-off-by: Justus Winter <justus@g10code.com>
2016-10-27 14:59:56 +02:00
Daniel Kahn Gillmor
6316b28e89 agent,common: move get_socket_name() into common.
* agent/gpg-agent.c (get_socket_name): move to ...
* common/sysutils.c (gnupg_get_socket_name): ... here.

--
This allows us to use the same functionality in dirmngr as well.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2016-10-27 10:37:17 +09:00
Werner Koch
b77f95a4a6
agent: Avoid double error message.
* agent/gpg-agent.c (map_supervised_sockets): Shorten error message.
Remove unneeded diagnostic.
--

get_socket_name already prints error messages and thus there is not
need to print another one.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-10-26 09:10:52 +02:00
Daniel Kahn Gillmor
27f6d5b9f4 agent: --supervised mode improvements.
* agent/gpg-agent.c (map_supervised_socket): if the agent is running
  in --supervised mode and is not actually given LISTEN_FDNAMES
  directives, require at least fd 3 to be open for listening.
--
Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2016-10-26 14:18:29 +09:00
Justus Winter
852b8f0b89 agent,tests,w32: Fix relaying pinentry user data, fix fake-pinentry.
* agent/call-pinentry.c (start_pinentry): Also send the user data
using an Assuan 'OPTION' command.
* tests/openpgp/fake-pinentry.c (get_passphrase): Fix updating
passphrase file.
(spacep): Include newline characters.
(rstrip): New function.
(main): Handle Windows line endings.  Handle the userdata option, and
restart with the new options.

Signed-off-by: Justus Winter <justus@g10code.com>
2016-10-25 17:07:08 +02:00
Werner Koch
8c40b3b98d
agent: Minor cleanup for recent change in findkey.c
* agent/findkey.c (agent_write_private_key): Avoid label name error.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-10-24 13:01:06 +02:00
Werner Koch
fdb653a33e
agent: Slightly change structure of cmd_readkey.
* agent/command.c (cmd_readkey): Avoid a leave label in the middle of
the code.  Remove the special return.
--

This helps to get better debug output.

The set_error macro which is used by parse_keygrip merely sets the
error code into the Assuan context.  It is thus no problem anymore to
call leave_cmd after having used set_error.  This might havve been
diffferent in the past.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-10-24 12:59:57 +02:00
NIIBE Yutaka
6e85ac77af Fix use cases of snprintf.
* agent/call-pinentry.c, agent/call-scd.c, agent/command.c,
build-aux/speedo/w32/g4wihelp.c, common/get-passphrase.c,
dirmngr/dirmngr.c, g10/call-agent.c, g10/cpr.c, g10/keygen.c,
g10/openfile.c, g10/passphrase.c, scd/app-openpgp.c, scd/scdaemon.c,
sm/call-agent.c, sm/call-dirmngr.c, sm/certreqgen.c: Fix assuming C99.

--
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-10-21 12:04:46 +09:00
NIIBE Yutaka
1ffd475f99 agent: Fix saving with FORCE=1.
* agent/findkey.c (agent_write_private_key): Recover from an error of
GPG_ERR_ENOENT when FORCE=1 and it is opened with "rb+".

--
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-10-21 10:57:29 +09:00
NIIBE Yutaka
9a34e2142b agent, g10: Fix keygen.
* agent/command.c (cmd_readkey): Get length after card_readkey.
* g10/keygen.c (gen_card_key): Fix off-by-one error.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-10-20 20:01:46 +09:00
NIIBE Yutaka
82cbab906a agent: Add --card option for READKEY.
* agent/findkey.c (agent_write_shadow_key): New.
* agent/command-ssh.c (card_key_available): Use agent_write_shadow_key.
* agent/learncard.c (agent_handle_learn): Likewise.
* agent/command.c (cmd_readkey): Add --card option.
--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-10-20 12:05:15 +09:00
Werner Koch
2f7d4c38c9
agent: Move inotify code to common and improve it.
* common/sysutils.c: Include sys/inotify.h.
(my_error_from_syserror, my_error): New.
(gnupg_inotify_watch_socket): New.
(gnupg_inotify_has_name): New.
* agent/gpg-agent.c: Do not include sys/inotify.h.
(my_inotify_is_name): Remove.
(handle_connections): Remove HAVE_INOTIFY_INIT protected code and use
the new functions.
--

When removing not a simple socket file but the entire directory the
old code missed most events and thus did not worked properly.

IN_DELETE_SELF has also been added to the watch list to detect a
removal of the directory.  However, in all tests that event was not
triggered.  The only way it could be triggered was by not watching
the socket dir but an arbitary directory and rmdir that.

GnuPG-bug-id: 2756
Signed-off-by: Werner Koch <wk@gnupg.org>
2016-10-15 21:35:05 +02:00
NIIBE Yutaka
fb3b3e1e7a agent: Fix get_socket_name.
* agent/gpg-agent.c (get_socket_name): Fix the size of copying.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-10-07 19:00:10 +09:00
NIIBE Yutaka
fc0b392e76 agent, dirmngr, scd: Fix init_common_subsystems.
* common/init.c (_init_common_subsystems): Don't call
gpgrt_set_syscall_clamp in this function.
* agent/gpg-agent.c, dirmngr/dirmngr.c, scd/scdaemon.c: Call
gpgrt_set_syscall_clamp after npth_init.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-10-07 10:45:22 +09:00
Werner Koch
1cedc32c95
agent: Another minor fix to map_supervised_sockets.
* agent/gpg-agent.c (map_supervised_sockets): Remove debug message.
Provide correct fd in the second error case.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-10-05 11:48:59 +02:00
Werner Koch
f57dc2b1e6
agent: Fix npth + supervised mode problem.
* agent/gpg-agent.c (main): Initialize modules in supervised mode.
--

It was probably my fault.  I had to rebase my patches to take in the
npth patches but for some reason my addition of initialize_modules got
lost.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-10-05 09:13:27 +02:00
Daniel Kahn Gillmor
a2127c71db
agent: Fix error handling in map_supervised_sockets
* agent/gpg-agent.c (map_supervised_sockets): the file descriptor to
  close on error is fd, not i.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2016-10-05 08:11:53 +02:00
Werner Koch
1a9c8d78ec
agent: Streamline the supervised mode code.
* agent/gpg-agent.c (get_socket_path): Rename to ...
(get_socket_name): this.  This is to comply with the GNU coding guide.
Use xtrymalloc instead of malloc.  Do not build for W32.
(map_supervised_sockets): Use strtokenize and set the the socket names
here.
(main): Adjust for above change.  Do not close the socket.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-10-04 17:11:43 +02:00
Werner Koch
afcfae7959
agent: Adjust cleanup for supervised mode. Fix for W32.
* agent/gpg-agent.c (opts) [W32]: Remove option --supervised.
(is_supervised): Move from main() to global.
(inhibit_socket_removal): New.
(cleanup): Take care of supervise mode and INHIBIT_SOCKET_REMOVAL.
(check_own_socket_thread): Set INHIBIT_SOCKET_REMOVAL instead of
seting the socket names to empty.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-10-04 17:11:43 +02:00
Werner Koch
dc059af1ff
agent: Adjust supervised mode for the new default socket names.
* agent/gpg-agent.c (main): In supervised mode do not provide default
socket names.  Unset DISPLAY and INSIDE_EMACS.  Use log_error and
agent_exit.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-10-04 17:11:43 +02:00
Daniel Kahn Gillmor
9f92b62a51
agent: Implement --supervised command (for systemd, etc).
* agent/gpg-agent.c (get_socket_path): New function for POSIX systems
to return the path for a provided unix-domain socket.
(map_supervised_sockets): New function to inspect $LISTEN_FDS and
$LISTEN_FDNAMES and map them to the specific functionality offered by
the agent.
(main): Add --supervised command.  When used, listen on already-open
file descriptors instead of opening our own.
* doc/gpg-agent.texi: Document --supervised option.

--

"gpg-agent --supervised" is a way to invoke gpg-agent such that a
system supervisor like systemd can provide socket-activated startup,
log management, and scheduled shutdown.

When running in this mode, gpg-agent:

 * Does not open its own listening socket; rather, it expects to be
   given a listening socket on incoming file descriptors.

 * Does not detach from the invoking process, staying in the
   foreground instead.  Unless otherwise specified, logs are sent to
   stderr.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2016-10-04 17:11:43 +02:00
NIIBE Yutaka
eda17649f8 agent, dirmngr, scd: npth_init must be after fork.
* agent/gpg-agent.c (thread_init_once, initialize_modules): New.
(main): Make sure no daemonizing-fork call after npth_init, and no npth
calls before npth_init, with care of npth calls by assuan hooks.
* dirmngr/dirmngr.c (thread_init): New.
(main): Make sure npth_init must not be called before daemonizing fork.
* scd/scdaemon.c (main): Likewise.

--

It is simply the best for nPth not to allow the daemonizing fork after
npth_init, because semantics and implementations of forked child process
in a threaded application is a difficult corner case.

GnuPG-bug-id: 1779
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-10-04 09:01:13 +09:00
Werner Koch
80cc16e072
agent: Create the extra sockets in the standard socket dir.
* agent/gpg-agent.c (main): Take the socketdir in account for the
default sockets.
* tools/gpgconf.c (list_dirs): Add "agent-extra-socket" and
"agent-browser-socket".

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-09-30 19:21:51 +02:00
Werner Koch
95cf7afff0
agent: Kludge to allow disabling of the extra sockets.
* agent/gpg-agent.c (main): Check for special socket names.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-09-30 18:49:16 +02:00
Justus Winter
6054e8aaec build: Fix build against libiconv.
* agent/Makefile.am: Add INCICONV and LIBICONV.
* common/Makefile.am: Likewise.
* tools/Makefile.am: Likewise.

Signed-off-by: Justus Winter <justus@g10code.com>
2016-09-30 17:45:59 +02:00
Justus Winter
e11686f973 agent: Enable restricted, browser, and ssh socket by default.
* agent/gpg-agent.c (main): Provide defaults for 'extra-socket' and
'browser-socket', enable ssh socket by default, but do not emit the
'SSH_AUTH_SOCK' variable unless it has been explicitly requested.
* configure.ac (GPG_AGENT_{EXTRA,BROWSER}_SOCK_NAME): New definitions.
* doc/gpg-agent.texi: Update documentation.
--

This change enables the restricted, browser, and ssh socket by
default.  Note that in all cases, the user has to do some additional
configuration to her setup to make use of these features.  Therefore,
this should not break any existing setups, but makes it simpler to
discover and use these features.

Signed-off-by: Justus Winter <justus@g10code.com>
2016-09-30 12:06:02 +02:00
NIIBE Yutaka
98bc6f480a agent: Allow only specific digest size for ECDSA.
* agent/pksign.c (do_encode_dsa): Fix validation of digest size.

--

Thanks to Steven Noonan <steven@uplinklabs.net> who offers patches
and a test case.

GnuPG-bug-id: 2702
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-09-27 14:01:18 +09:00
NIIBE Yutaka
7305d27f36 Fix comment and format.
* agent/protect-tool.c (main): Fix comment.
* doc/DETAILS (colon listings): Fix list.
* tests/openpgp/multisig.test: Fix comment.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-09-17 16:16:41 +09:00
Daniel Kahn Gillmor
0d67241e31 Fix more spelling
* NEWS, acinclude.m4, agent/command-ssh.c, agent/command.c,
  agent/gpg-agent.c, agent/keyformat.txt, agent/protect-tool.c,
  common/asshelp.c, common/b64enc.c, common/recsel.c, doc/DETAILS,
  doc/HACKING, doc/Notes, doc/TRANSLATE, doc/dirmngr.texi,
  doc/faq.org, doc/gpg-agent.texi, doc/gpg.texi, doc/gpgsm.texi,
  doc/instguide.texi, g10/armor.c, g10/gpg.c, g10/keyedit.c,
  g10/mainproc.c, g10/pkclist.c, g10/tofu.c, g13/sh-cmd.c,
  g13/sh-dmcrypt.c, kbx/keybox-init.c, m4/pkg.m4, sm/call-dirmngr.c,
  sm/gpgsm.c, tests/Makefile.am, tests/gpgscm/Manual.txt,
  tests/gpgscm/scheme.c, tests/openpgp/gpgv-forged-keyring.scm,
  tests/openpgp/multisig.test, tests/openpgp/verify.scm,
  tests/pkits/README, tools/applygnupgdefaults,
  tools/gpg-connect-agent.c, tools/mime-maker.c, tools/mime-parser.c:
  minor spelling cleanup.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2016-09-17 16:00:37 +09:00
Werner Koch
650356148a
agent: Terminate on deletion of the socket file (Linux only).
* configure.ac (AC_CHECK_FUNCS): Chec for inotify_init.
* agent/gpg-agent.c [HAVE_INOTIFY_INIT]: Include sys/inotify.h.
(my_inotify_is_name) [HAVE_INOTIFY_INIT]: New.
(handle_connections) [HAVE_INOTIFY_INIT]: New.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-09-06 11:00:12 +02:00
Werner Koch
0b99d1fd2a
agent: Silence --debug IPC output for connections from self.
* agent/command.c (server_local_s): Add fields 'greeting_seen' and
'connect_from_self'.
(io_monitor): Do not log connections from self.
(start_command_handler): Set flag 'connect_from_self'.
* agent/gpg-agent.c (check_own_socket_thread): Disable logging.
(do_start_connection_thread): Do not log conection start and
termination if IPC debugging is enabled.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-09-05 16:24:14 +02:00
Werner Koch
2eeb5551c3
agent: Small improvement of the server's local state.
* agent/command.c (sserver_local_s): Change flags to use only one bit.
(option_handler): Make an atoi return 1 or 0.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-09-05 16:24:14 +02:00
Werner Koch
0ac671f8a2
common: Add an assuan logging monitor.
* common/asshelp.c (my_log_monitor): New var.
(my_libassuan_log_handler): Run that monitor.
(setup_libassuan_logging): Add arg to set a log monitor and change all
callers.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-09-05 11:58:48 +02:00
NIIBE Yutaka
8b6c0bae33 agent: invoke scdaemon with --homedir.
* agent/call-scd.c (start_scd): Supply --homedir option when it's not
default homedir.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-09-02 13:41:19 +09:00
Werner Koch
b5d63e81d5
agent: Allow import of overly large keys.
* agent/command.c (MAXLEN_KEYDATA): Double the size.
--

Debian-bug-id: 834447
Signed-off-by: Werner Koch <wk@gnupg.org>
2016-08-16 19:06:28 +02:00
Daniel Kahn Gillmor
61c2a1fa6d
Call log_set_prefix() with human-readable labels.
* agent/preset-passphrase.c, agent/protect-tool.c, dirmngr/dirmngr.c
* dirmngr/t-http.c, g10/gpg.c, g10/gpgv.c, g13/g13-syshelp.c
* g13/g13.c, kbx/kbxutil.c, scd/scdaemon.c, sm/gpgsm.c
* tests/gpgscm/main.c, tools/gpg-check-pattern.c
* tools/gpg-connect-agent.c, tools/gpgconf.c, tools/gpgtar.c
* tools/symcryptrun.c: Invoke log_set_prefix() with
human-readable labels.

--

Some invocations of log_set_prefix() were done with raw numeric values
instead of values that humans can understand.  Use symbolic
representations instead of numeric for better readability.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2016-08-12 12:16:19 +02:00
Justus Winter
14479e2515 common: Rework the simple password query module.
* common/simple-pwquery.c (writen, readline): Drop.
(agent_send_option, agent_send_all_options, agent_open): Just use
libassuan.
(simple_pw_set_socket): Simplify.
(default_inq_cb): New function.
(simple_pwquery, simple_query): Just use libassuan.
* agent/Makefile.am (gpg_preset_passphrase_LDADD): Add libassuan.
* tools/Makefile.am (symcryptrun_LDADD): Likewise.

Signed-off-by: Justus Winter <justus@g10code.com>
2016-08-11 12:49:30 +02:00
Justus Winter
9e6503b7ce common: Remove simple password query error codes.
* common/simple-pwquery.h: Remove mapping function.  Move all
definitions of status codes...
* common/simple-pwquery.c: ... here, and define them to meaningful gpg
error values.
* agent/preset-passphrase.c (preset_passphrase): Use error code as-is.
(forget_passphrase): Likewise.
* tools/symcryptrun.c (confucius_get_pass): Likewise.

Signed-off-by: Justus Winter <justus@g10code.com>
2016-08-11 09:52:08 +02:00