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255 Commits

Author SHA1 Message Date
Damien Goutte-Gattat
60428c24fb
dirmngr: fix handling of HTTP redirections
* dirmngr/ks-engine-http.c (ks_http_fetch): Reinitialize HTTP session
when following a HTTP redirection.

Signed-off-by: Damien Goutte-Gattat <dgouttegattat@incenp.org>
2016-07-14 15:44:21 +02:00
Werner Koch
0342369ce0
gpg: Fix regression since 2.1 in --search-key with a fingerprint.
* dirmngr/ks-engine-hkp.c (ks_hkp_search): Prefix fingerprint with 0x.
--

pre-2.1 made sure that the 0x prefix was put before the fingerprint so
that the search command works.  Actually --recv-key should be used
with a fingerprint but some users are using --search-key, probably to
use the interactive mode.

GnuPG-bug-id: 2412
Signed-off-by: Werner Koch <wk@gnupg.org>
2016-07-14 14:00:37 +02:00
Werner Koch
c98995efef
build: Require latest released libraries
* agent/protect.c (OCB_MODE_SUPPORTED): Remove macro.
(do_encryption): Always support OCB.
(do_decryption): Ditto.
(agent_unprotect): Ditto.
* dirmngr/server.c (is_tor_running): Unconditionally build this.
--

Although not technically required, it is easier to require them to
avoid bug reports due to too old library versions.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-07-14 10:48:34 +02:00
Daniel Kahn Gillmor
a346dc2275 dirmngr: Fix typo.
--
Signed-off-by: Justus Winter <justus@g10code.com>
2016-07-12 12:16:22 +02:00
Justus Winter
6bfbc368f9 Fix trivial memory leaks in tests.
* dirmngr/t-ldap-parse-uri.c (check_ldap_escape_filter): Free result.
* g10/t-stutter.c (main): Free file name.

Signed-off-by: Justus Winter <justus@g10code.com>
2016-07-01 09:47:48 +02:00
Werner Koch
b1e8e0d4b9
dirmngr: add option to retrieve extra WKS info.
* dirmngr/server.c (cmd_wkd_get): Add option --submission-address.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-06-28 15:53:59 +02:00
Werner Koch
b7e3dfcf13
ldap: Improve info output for v3 fallback
* dirmngr/dirmngr_ldap.c (fetch_ldap): Do not use log_debug in an
unprotected section.  Replace log_debug by log_info in verbose mode.
--

GnuPG-bug-id: 2376
2016-06-14 20:51:22 +02:00
Andre Heinecke
f989b6ee0d
dirmngr: Try ldap protocol V3 as fallback
* dirmngr/dirmngr_ldap.c (fetch_ldap): Try V3 Protocol in case
default Protocol gives error.

--
Servers may have blocked V2 Protocol, in which case the
bind will result in a Protocol Error. In that case we try
again with v3 Protocol if the ldap libarary used to compile
dirmngr supports V3.

Signed-off-by: Andre Heinecke <aheinecke@intevation.de>
2016-06-14 20:43:27 +02:00
Andre Heinecke
5faddcb292
dirmngr: Print ldap error if bind fails
* dirmngr/dirmngr_ldap.c (fetch_ldap): Use ldap_err2string on bind
return.

--
ldap_simple_bind_s does not set errno.

Signed-off-by: Andre Heinecke <aheinecke@intevation.de>
2016-06-14 20:40:42 +02:00
Werner Koch
5ddccf4fc6
doc: Consistently use 'keyserver'.
--
GnuPG-bug-id: 2383

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-06-14 09:06:44 +02:00
Werner Koch
8127043d54
Explicitly restrict socket permissions.
* agent/gpg-agent.c (create_server_socket): Call chmod before listen.
* scd/scdaemon.c (create_server_socket): Ditto.
* dirmngr/dirmngr.c (main): Ditto.
--

This is just in case of a improperly set umask.  Note that a connect
requires a write permissions.
2016-06-08 16:18:02 +02:00
Werner Koch
173fa97102
Do not use no-libgcrypt dummy for tools
* tools/Makefile.am (gpgconf_SOURCES): Remove no-libgcrypt.c.
(gpgconf_LDADD): Add LIBGCRYPT_LIBS.
(gpg_connect_agent_LDADD): Ditto.
(gpgtar_LDADD): Ditto.
* dirmngr/Makefile.am (dirmngr_client_LDADD): Ditto.
(t_common_ldadd): Ditto.  Remove no-libgcrypt.o.
--

We need this change so that a future code in common/ can use Libgcrypt
functions; in particular hashing.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-06-08 09:17:49 +02:00
Werner Koch
fb88f37c40
common: Remove homedir arg from start_new_{dirmngr,gpg_agent}.
* common/asshelp.c (start_new_gpg_agent): Remove arg 'homedir' in
favor of gnupg_homedir ().  Change all callers.
(start_new_dirmngr): Ditto.
* common/get-passphrase.c (gnupg_prepare_get_passphrase): Remove arg
'homedir'.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-06-07 13:09:00 +02:00
Werner Koch
22a7ef01aa
Replace use of opt.homedir by accessor functions.
* common/homedir.c (the_gnupg_homedir): New var.
(gnupg_set_homedir): New.
(gnupg_homedir): New.
* g10/options.h (struct opt): Remove 'homedir' and replace all users
by the new accessor functions.
* g13/g13-common.h (struct opt): Ditto.
* scd/scdaemon.h (struct opt): Ditto.
* sm/gpgsm.h (struct opt): Ditto.
* dirmngr/dirmngr.h (struct opt): Ditto.
* agent/preset-passphrase.c (opt_homedir): Ditto.
* agent/protect-tool.c (opt_homedir): Ditto.
--

This will make detection of a non-default homedir easier.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-06-07 10:59:46 +02:00
Werner Koch
5d991e333a
common: Extend gnupg_create_inbound_pipe et al.
* common/exechelp-posix.c (gnupg_create_inbound_pipe): Add args 'r_fp'
and 'nonblock'.
(gnupg_create_outbound_pipe): Ditto.
* common/exechelp-w32.c (gnupg_create_inbound_pipe): Add non yet
functional args 'r_fp' and 'nonblock'.
(gnupg_create_outbound_pipe): Ditto.
* common/exechelp-w32ce.c (gnupg_create_inbound_pipe): Ditto.
(gnupg_create_outbound_pipe): Ditto.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-05-27 15:41:55 +02:00
Werner Koch
cf97769906
dirmngr: Adjust the WKD lookup to specs version -01.
* dirmngr/server.c (cmd_wkd_get): Remove second occurrence of the
domain part.
--

This change updates gnupg to comply with
draft-koch-openpgp-webkey-service-01
2016-05-18 09:46:22 +02:00
Werner Koch
c83c6f212e
dirmngr: Add experimental command WKD_GET.
* dirmngr/server.c (cmd_wkd_get): New.
(register_commands): Add command WKD_GET.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-04-27 08:20:25 +02:00
Werner Koch
c3aeda82b8
dirmngr: Use system provided root CAs with KS_FETCH.
* dirmngr/ks-engine-http.c (ks_http_fetch): Use HTTP_FLAG_TRUST_SYS.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-04-27 08:18:37 +02:00
Werner Koch
fd765df6a7
http: Allow to request system defined CAs for TLS.
* dirmngr/http.h (HTTP_FLAG_TRUST_DEF, HTTP_FLAG_TRUST_SYS): New.
* dirmngr/http.c (http_session_new): Add arg "flags".
* dirmngr/ks-engine-hkp.c (send_request): Use new flag
HTTP_FLAG_TRUST_DEF for the new arg of http_session_new.
* dirmngr/ks-engine-http.c (ks_http_fetch): Ditto.
* dirmngr/t-http.c (main): Ditto.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-04-26 21:57:56 +02:00
Andre Heinecke
6272f24312 dirmngr: Fix https never reported in general help
* dirmngr/ks-engine-http.c (ks_hkp_help): Also print https
when supported and no uri provided.

--
Wrong reporting was pointed out by K_F, again.
2016-04-15 17:50:07 +02:00
Andre Heinecke
a0642856b2 dirmngr: Fix https incorrectly reported in help
* dirmngr/ks-engine-http.c (ks_hkp_help): Only print https if tls
is supported.

--
Wrong reporting was pointed out by K_F. Check is the same as
in ks-engine-hkp.c
2016-04-15 17:30:05 +02:00
Justus Winter
9354293b8c dirmngr: Autodetect PEM format in dirmngr-client.
* dirmngr/dirmngr-client.c (init_asctobin): New function.
(main): Move the initialization code to the new function.
(read_pem_certificate): Initialize base64 table.
(read_certificate): Try to decode certificates given in files as PEM
first.

GnuPG-bug-id: 1844
Signed-off-by: Justus Winter <justus@g10code.com>
2016-04-05 16:11:37 +02:00
Justus Winter
9f0ba5089e dirmngr: Add more missing CFLAGS.
* dirmngr/Makefile.am (t_ldap_parse_uri_CFLAGS): Add
'GCRYPT_CFLAGS'.
(t_dns_stuff_CFLAGS): Likewise.

GnuPG-bug-id: 2235
Signed-off-by: Justus Winter <justus@g10code.com>
2016-03-03 13:47:42 +01:00
Justus Winter
e77c85577d common: Consolidate Assuan server argument handling.
* common/Makefile.am (common_sources): Add new files.
* common/server-help.c: New file.
* common/server-help.h: Likewise.
* agent/command.c: Drop argument handling primitives in favor of using
the consolidated ones.
* dirmngr/server.c: Likewise.
* g10/server.c: Likewise.
* g13/server.c: Likewise.
* scd/command.c: Likewise.
* sm/server.c: Likewise.

Signed-off-by: Justus Winter <justus@g10code.com>
2016-03-02 14:14:33 +01:00
Justus Winter
9a1778abca dirmngr: Add missing CFLAGS.
* dirmngr/Makefile.am (t_ldap_parse_uri_CFLAGS): Add
'GPG_ERROR_CFLAGS'.
(t_dns_stuff_CFLAGS): Likewise.

Signed-off-by: Justus Winter <justus@g10code.com>
2016-03-01 15:08:47 +01:00
NIIBE Yutaka
6fbe12a51e dirmngr: fix for memory alignment.
* dirmngr/dns-stuff.c (get_dns_cert): Cast through void *.
(getsrv, get_dns_cname): Make sure it's aligned for HEADER.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2016-02-15 10:55:34 +09:00
Werner Koch
4d67144142
dirmngr: Build fix for FreeBSD (EAI macros)
* dirmngr/dns-stuff.c (map_eai_to_gpg_error): Map EAI_NODATA and
EAI_ADDRFAMILY only if defined.
--

Reported-by: Christoph Moench-Tegeder <cmt@burggraben.net>
Signed-off-by: Werner Koch <wk@gnupg.org>
2016-01-27 14:00:15 +01:00
Werner Koch
12c665b36c
dirmngr: Indicate that serial numbers are hexadecimal.
* dirmngr/misc.c (hexify_data): Add arg with_prefix.  Adjust all
callers.
* dirmngr/crlcache.c (cache_isvalid): Print "0x" in front of the S/N.
--

GnuPG-bug-id: 1147
Signed-off-by: Werner Koch <wk@gnupg.org>
2016-01-22 12:54:02 +01:00
Werner Koch
77bceb2902
dirmngr: Provide the keyserver pool name even if there is no CNAME.
* dirmngr/ks-engine-hkp.c (map_host): Fix setting of r_poolname.
--

map_host is intended to return the name of the pool as an additional
information.  However this broke some time ago and a pool name was
only retrained if the pool name was retrieved from a DNS CNAME.

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-01-22 12:34:50 +01:00
Daniel Kahn Gillmor
afb8696126
dirmngr: Use sks-keyservers CA by default for the hkps pool.
* dirmngr/Makefile.am (dist_pkgdata_DATA): Add sks-keyservers.netCA.pem.
* dirmngr/http.c (http_session_new): Add optional arg
intended_hostname and set a default cert.
* dirmngr/ks-engine-hkp.c (send_request): Pass httphost to
http_session_new.
--

Ship the certificate for the sks-keyservers hkps pool.  If the user
has specified that they want to use
hkps://hkps.pool.sks-keyservers.net, and they have not specified any
hkp-cacert explicitly, then initialize the trust path with this
specific trust anchor.

Co-authored-by: wk@gnupg.org
Signed-off-by: Werner Koch <wk@gnupg.org>
2016-01-22 11:53:49 +01:00
Werner Koch
6deafb92ab
dirmngr: Silence one regression test.
* dirmngr/t-dns-stuff.c (main): Do not print info during standard
"make check".

Signed-off-by: Werner Koch <wk@gnupg.org>
2016-01-06 08:37:03 +01:00
Neal H. Walfield
1cceba163b gpg: Suppress a warning.
* dirmngr/dns-stuff.c (enable_dns_tormode): Reference new_circuit to
avoid a warning when ADNS is not available.

--
Signed-off-by: Neal H. Walfield <neal@g10code.com>
2015-12-22 15:03:49 +01:00
Justus Winter
71726b627d dirmngr: Initialize http status code.
* dirmngr/ks-action.c (ks_action_search): Initialize 'http_status' as
it is unused if LDAP is used to search for keys.
--
This amends 6ac57a48.

Signed-off-by: Justus Winter <justus@g10code.com>
2015-12-07 11:21:47 +01:00
Justus Winter
6d64ef869d dirmngr: Stricter handling of http error codes.
* dirmngr/ks-action.c (ks_action_search): Only retry if the keyserver
responded with a '404 Not Found'.
* dirmngr/ks-engine-hkp.c (send_request): Return http status code.
(ks_hkp_search): Likewise.
(ks_hkp_{get,put}): Adapt call to 'send_request'.
* dirmngr/ks-engine.h (ks_hkp_search): Update prototype.

Signed-off-by: Justus Winter <justus@g10code.com>
2015-12-04 13:02:56 +01:00
Justus Winter
6ac57a482f dirmngr: Really search all keyservers for patterns.
* dirmngr/ks-action.c (ks_action_search): Search all configured
keyservers for the given patterns.

Signed-off-by: Justus Winter <justus@g10code.com>
GnuPG-bug-id: 1038
2015-12-04 13:02:56 +01:00
Justus Winter
a8308ba523 dirmngr: Handle http status '501 Not Implemented'.
* dirmngr/ks-engine-hkp.c (send_request): Handle status 501 and return
GPG_ERR_NOT_IMPLEMENTED.

Signed-off-by: Justus Winter <justus@g10code.com>
GnuPG-bug-id: 1221
2015-12-04 12:58:33 +01:00
Werner Koch
4ff2cae7de
dirmngr: Add command to print the resolver version.
* dirmngr/server.c (cmd_getinfo): Add sub-command "dnsinfo".
2015-12-04 07:36:16 +01:00
Werner Koch
69db3285e4
build: Require at least Libassuan 2.4.1.
* configure.ac (NEED_LIBASSUAN_VERSION): Set to 2.4.1.
* agent/gpg-agent.c (create_server_socket): Remove check for
libassuan >= 2.3.0 and >= 2.1.4.
(main): Remove check for libassuan >= 2.1.4.
* scd/scdaemon.c (create_server_socket): Remove check for
libassuan >= 2.1.4.
* dirmngr/dirmngr.c (set_tor_mode): Remove check for
libassuan >= 2.3.0.
* dirmngr/http.c (http_raw_connect, send_request): Remove checks for
libassuan >= 2.3.0.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-12-02 18:57:49 +01:00
Werner Koch
28e2513721
dirmngr: Switch to an onion address if Tor is running.
* dirmngr/dirmngr.h (opt): Turn field 'keyserver' into an strlist.
* dirmngr/dirmngr.c (parse_rereadable_options): Allow multiple
--keyserver options.
* dirmngr/server.c (server_local_s): Add field 'tor_state'.
(release_uri_item_list): New.
(release_ctrl_keyservers): Use it.
(start_command_handler): Release list of keyservers.
(is_tor_running): New.
(cmd_getinfo): Re-implement "tor" subcommand using new fucntion.
(ensure_keyserver): Rewrite.
* g10/dirmngr-conf.skel: Add two keyserver options.
--

This feature is independent of --use-tor and automagically uses Tor if
available.  The dirmngr.conf file needs to specify two keyservers to
make this work.  For new installations this is done using the skeleton
file.  This feature requires the Libassuan 2.4.2 to work.

This patch also fixes a memory leak of opt.keyserver en passant.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-12-02 12:27:35 +01:00
Werner Koch
17ac843871
http: Enhance parser to detect .onion addresses.
* dirmngr/http.h (parsed_uri_s): Add flag 'onion'.
* dirmngr/http.c (do_parse_uri): Set that flag.
* dirmngr/t-http.c (main): Print flags.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-12-02 12:27:35 +01:00
Justus Winter
9c34711539 dirmngr: Improve error handling.
* dirmngr/dns-stuff.c (getsrv): Avoid looking at 'header' before
checking for errors, but silently ignore errors when looking up SRV
records.
--
This is a follow-up to 946faaff.

Signed-off-by: Justus Winter <justus@g10code.com>
2015-12-01 13:24:38 +01:00
Werner Koch
501436ab0f
Silence compiler warnings related to not using assuan_fd_t.
* common/call-gpg.c (start_gpg): Use assuan_fd_t.  Note that the
declaration was already fixed by a previous change.
* dirmngr/server.c (cmd_getinfo): Use assuan_fd_t.
--

Note that this matters only for Windows and it does not harm as long
as we can only build for 32 bit Windows withsizeof(int)==sizeof(void*).

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-27 18:32:26 +01:00
Werner Koch
64e8708339
Avoid incompatible pointer assignment warnings on Windows.
* common/logging.c (fun_writer): Use gpgrt_ssize_t instead of ssize_t.
* dirmngr/server.c (data_line_cookie_write): Ditto.
* sm/certdump.c (format_name_writer): Ditto.
* sm/server.c (data_line_cookie_write): Ditto.
* dirmngr/http.c (cookie_read, cookie_write): Ditto.
--

See the release notes of libgpg-error 1.15 for background info on
gpgrt_ssize_t.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-27 18:32:17 +01:00
Werner Koch
6501741d2c
dirmngr: Avoid casting away a const from an char**.
* dirmngr/ldap.c (start_cert_fetch_ldap): Do not use pointers from
global variables.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-27 17:10:59 +01:00
Werner Koch
da5a232199
dirmngr: Allow testing for a running Tor via "getinfo tor".
* dirmngr/server.c (cmd_getinfo): Print an S line if Tor is not
running.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-27 12:21:45 +01:00
Werner Koch
d226e67856
dirmngr: Improve output of "getinfo tor".
* dirmngr/server.c (cmd_getinfo): Print a message along with OK.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-26 18:05:27 +01:00
Werner Koch
f95cff1cc9
dirmngr: Let Libassuan employ nPth wrappers for connect.
* dirmngr/http.c (my_unprotect, my_protect): Remove.
(connect_server): Do not use these wrappers.
--

Since Libassuan version 2.4.2 the macro ASSUAN_SYSTEM_NPTH_IMPL
protects the low-level connect calls with npth_unprotect and
npth_protect.  This is better than the high-level kludge we used here.

Signed-off-by: Werner Koch <wk@gnupg.org>
2015-11-26 18:05:26 +01:00
Justus Winter
b75e1b3d8b dirmngr: Fix http lookups when libadns is used.
* dirmngr/dns-stuff.c (resolve_name_adns): Fill in the port.
--
Previously, sin_port was set to zero, making connect fail.

Signed-off-by: Justus Winter <justus@g10code.com>
2015-11-23 15:53:41 +01:00
Justus Winter
946faaff04 dirmngr: Fix SRV record lookups when using the system resolver.
* dirmngr/dns-stuff.c (getsrv): Fix error handling.
--
This fixes hkp server pools not using SRV records.

Signed-off-by: Justus Winter <justus@g10code.com>
2015-11-23 15:52:50 +01:00
Justus Winter
73c1a86ad9 dirmngr: Honor ports specified in SRV records.
* dirmngr/ks-engine-hkp.c (struct hostinfo_s): New field 'port'.
(create_new_hostinfo): Initialize 'port'.
(add_host): Add host parameter and update the hosttable entry.
(map_host): Return port if known, adjust calls to 'add_host'.
(make_host_part): Let 'map_host' specify the port if known.

Signed-off-by: Justus Winter <justus@g10code.com>
2015-11-23 14:00:48 +01:00