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Commit Graph

598 Commits

Author SHA1 Message Date
Werner Koch
4070f302e4
gpgconf: Also print revision of libksba.
* dirmngr/dirmngr.c (get_revision_from_blurb): Fix detection of empty
string.
(gpgconf_versions): Print ksba revision.
--

The latest Libksba version support retrieving of the revision (commit)
id.  We now use that or print a question mark.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-11-19 09:09:31 +01:00
Werner Koch
d574213ce2
w32: Replace some fopen by es_fopen.
* agent/protect-tool.c (read_file): Replace fopen by es_fopen.
* dirmngr/dirmngr-client.c (read_pem_certificate):  Ditto.
(read_certificate): Ditto.
* g10/keydb.c (rt_from_file): Ditto.
* kbx/kbxutil.c (read_file): Ditto.
* g10/plaintext.c (get_output_file) [__riscos__]: Remove code.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-11-11 15:23:22 +01:00
Werner Koch
7e22e08e2a
common: New functions gnupg_opendir et al.
* common/sysutils.h (struct gnupg_dirent_s): New.
* common/sysutils.c: Include dirent.h.
(struct gnupg_dir_s): New.
(gnupg_opendir, gnupg_readdir, gnupg_closedir): New.  Change all
callers of opendir, readdir, and closedir to use these functions.
--

GnuPG-bug-id: 5098
2020-10-21 17:00:32 +02:00
Werner Koch
18e5dd7b03
Replace all calls to stat by gnupg_stat.
* common/sysutils.c (gnupg_stat): New.
* common/sysutils.h: Include sys/stat.h.
--

Yet another wrapper for Unicode support on Windows.

GnuPG-bug-id: 5098
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-10-20 16:38:06 +02:00
Werner Koch
4dcef0e178
Replace most calls to open by a new wrapper.
* common/sysutils.c (any8bitchar) [W32]: New.
(gnupg_open): New.  Replace most calls to open by this.
* common/iobuf.c (any8bitchar) [W32]: New.
(direct_open) [W32]: Use CreateFileW if needed.
--

This is yet another step for full Unicode support on Windows.

GnuPG-bug-id: 5098
2020-10-20 14:08:35 +02:00
Werner Koch
c94ee1386e
Replace all calls to access by gnupg_access
* common/sysutils.c (gnupg_access): New.  Replace all calls to access
by this wrapper.
* common/homedir.c (w32_shgetfolderpath): Change to return UTF-8
directory name.
(standard_homedir): Adjust for change.
(w32_commondir, gnupg_cachedir): Ditto.
--

Also use SHGetFolderPathW instead of SHGetFolderPathA on Windows.

This is required to correctly handle non-ascii filenames on Windows.

GnuPG-bug-id: 5098
2020-10-20 12:15:55 +02:00
Werner Koch
b258f8de7e
dirmngr: Minor cleanup for better readability.
* dirmngr/ldap.c (start_default_fetch_ldap): Rename to
start_cacert_fetch_ldap and remove arg attr.  Instead use
"cACertificate" directly.
* dirmngr/crlfetch.c (ca_cert_fetch): Change the only caller.
(start_cert_fetch_ldap): Rename arg for clarity.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-10-05 17:25:42 +02:00
Werner Koch
210575d882
dirmngr: Add warning on the use of --add-servers.
* tools/gpgconf-comp.c (known_options_dirmngr): Degrade add-servers to
expert mode.
2020-10-05 17:25:24 +02:00
Werner Koch
357ad9ae29
gpgconf: New option --show-versions.
* tools/gpgconf.c: Include exechelp.h.  New option --show-versions.
(get_revision_from_blurb): New.
(show_version_gnupg): New.
(show_version_libgcrypt): New.
(show_version_gpgrt): New.
(show_versions_via_dirmngr): New.
(show_versions): New.
* tools/gpgconf-comp.c (GPGNAME): Remove unused macro.
* dirmngr/dirmngr.c (main): New internal option --gpgconf-versions.
(get_revision_from_blurb): New.
(gpgconf_versions): New.
--

This option should be helpful to gather information for debugging.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-10-02 12:29:20 +02:00
NIIBE Yutaka
dfdcf14738 common,agent,dirmngr,g10,tools: Fix split_fields API.
* common/stringhelp.h (split_fields): Use const * for the strings in
the ARRAY.
(split_fields_colon): Likewise.
* common/stringhelp.c (split_fields, split_fields_colon): Fix
the implementation.
* agent/call-scd.c, agent/command.c: Follow the change.
* common/t-stringhelp.c, dirmngr/loadswdb.c: Likewise.
* g10/call-agent.c, tools/card-call-scd.c: Likewise.
* tools/card-yubikey.c, tools/gpg-card.c: Likewise.
* tools/gpg-card.h, tools/gpg-wks-client.c: Likewise.
* tools/gpgconf-comp.c, tools/gpgconf.c: Likewise.
* tools/wks-util.c: Likewise.

--

The strings in the ARRAY don't need to be released by caller, as those
are references.  It's easier to follow the code when it's explicitly
const *.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-09-18 10:20:23 +09:00
Werner Koch
3cf9bb4d73
gpg-connect-agent: Catch signals so that SIGPIPE is ignored.
* dirmngr/server.c (cmd_killdirmngr): Return 0.
* tools/gpg-connect-agent.c (main): Catch signals.
--

And we also print nicer diagnostics.  The reason we need this is that
for example "gpgconf --kill dirmngr" uses gpg-connect-agent to send a
command to dirmngr.  This may results in a SIGPIPE which in turn leads
to an annoying error message from gpgconf.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-09-10 10:50:40 +02:00
Werner Koch
5a87011c46
dirmngr: Fix the pool keyserver case for a single host in the pool.
* dirmngr/ks-engine-hkp.c (map_host): Set R_HOSTNAME also for
localhost and if there is no pool.
2020-09-10 10:50:40 +02:00
Werner Koch
faabc49797
dirmngr: Align the gnutls use of CAs with the ntbtls code.
* dirmngr/http.c (http_session_new) <gnutls>: Use only the special
pool certificate for the default keyserver.
--

The gnutls version uses a different strategy than the ntbtls version
on when to use the special SKS pool certificate.  This patch aligns it
so that we don't need to wonder about different kind of bug reports.
In short the special cert is now the only cert use with the default
keyserver.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-09-10 10:50:39 +02:00
Werner Koch
05358d7384
dirmngr: Print the last alert message returned by NTBTLS.
* dirmngr/http.c (send_request): Print the last TLS alert.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-08-27 09:02:21 +02:00
Werner Koch
32aac55875
build: New configure option --disable-tests
* configure.ac: Add option --disable-tests.  Print warnings in the
summary.
(DISABLE_TESTS): New am_conditional.
--
GnuPG-bug-id: 4960
2020-08-20 10:54:17 +02:00
NIIBE Yutaka
cc0d53905c dns: Fix memory use-after-free.
* dirmngr/dns.c (dns_res_stub): Fix RESCONF usage.

--

Note that this is dead code.  It is for making a static analyzer happy.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-08-19 15:16:34 +09:00
NIIBE Yutaka
f3e424d4e7 Silence compiler warnings.
* common/openpgp-oid.c (map_openpgp_pk_to_gcry): Use cast for enum
conversion.
* dirmngr/dns-stuff.c (get_dns_srv): Use explicit conversion from
int to float.
* sm/gpgsm.c (parse_keyserver_line): Initialize ERR.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-08-19 13:21:32 +09:00
NIIBE Yutaka
d69f5570ee w32: Add link to $(NETLIB) for -lws2_32.
* dirmngr/Makefile.am (dirmngr_LDADD): Add $(NETLIBS).
* sm/Makefile.am (gpgsm_LDADD): Ditto.
* tools/Makefile.am (gpg_wks_client_LDADD): Ditto.

--

GnuPG-bug-id: 4994
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-07-30 11:34:01 +09:00
NIIBE Yutaka
d17b838921 Revert patches applied wrongly.
--

In the experiment for 4994, and patches were wrongly applied.

Fixes-commit: 46d185f603
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-07-28 16:57:52 +09:00
NIIBE Yutaka
46d185f603 scd: PC/SC: Don't release the context when it's in use.
* scd/apdu.c (close_pcsc_reader): Check if it's not in the loop.

--

GnuPG-bug-id: 4998
Reported-by: Kevin Locke
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-07-17 11:11:45 +09:00
NIIBE Yutaka
109d16e8f6 dirmngr: Handle EAFNOSUPPORT at connect_server.
* dirmngr/http.c (connect_server): Skip server with EAFNOSUPPORT.

--

GnuPG-bug-id: 4977
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-07-13 10:03:09 +09:00
Werner Koch
f55a05a69b
dirmngr: Silence annoying warning for missing default ldap server file.
* dirmngr/dirmngr.c (parse_ldapserver_file): Add arg ignore_enoent.
(main): Use that arg for the default file.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-07-02 16:19:24 +02:00
NIIBE Yutaka
30eef28bc0 dirmngr: dns: Fix allocation of string buffer in stack.
* dirmngr/dns.h (dns_strsection, dns_strclass)
(dns_strtype): Change APIs.
* dirmngr/dns.c (dns_p_lines): Use __dst for dns_strsection.
(dns_rr_print): Use __dst for dns_strclass and dns_strtype.
(dns_trace_dump): Likewise.
(dns_ai_print): Use __dst for dns_strtype.
(dns_strsection): Add an argument __dst for storage.
(dns_strclass, dns_strtype): Likewise.
(parse_packet): Use __dst for dns_strsection.
(send_query): Use __dst for dns_strtype.
(isection): Use __dst for dns_strsection.
(iclass): Use __dst for dns_strclass.
(itype): Use __dst for dns_strtype.

GnuPG-bug-id: 4934
Reported-by: Tomas Mraz
Fixes-commit: 455ef62d29
Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
2020-05-20 19:44:38 +09:00
Werner Koch
7f1be1ea52
dirmngr: Allow http URLs with "LOOKUP --url"
* dirmngr/crlfetch.c (read_cert_via_http): New.
(fetch_cert_by_url): Implement http scheme.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-16 17:53:27 +02:00
Werner Koch
c0d5c67354
sm,dirmngr: Restrict allowed parameters used with rsaPSS.
* sm/certcheck.c (extract_pss_params): Check the used PSS params.
* dirmngr/crlcache.c (finish_sig_check): Ditto.
* dirmngr/validate.c (check_cert_sig): Ditto.
--

GnuPG-bug-id: 4538

# ------------------------ >8 ------------------------
See
https://www.metzdowd.com/pipermail/cryptography/2019-November/035449.html

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-15 11:06:59 +02:00
Werner Koch
6c28d9343e
sm: Support rsaPSS verification also for CMS signatures.
* sm/certcheck.c (gpgsm_check_cert_sig): Factor PSS parsing out to ...
(extract_pss_params): new.
(gpgsm_check_cms_signature): Implement PSS.
--

GnuPG-bug-id: 4538
2020-04-14 15:46:04 +02:00
Werner Koch
ba34f14153
dirmngr: Support rsaPSS also in the general validate module.
* dirmngr/validate.c (hash_algo_from_buffer): New.
(uint_from_buffer): New.
(check_cert_sig): Support rsaPSS.
* sm/certcheck.c (gpgsm_check_cert_sig): Fix small memory leak on
error.
--

Yes, I know that there is a lot of code duplication.  In fact some of
the code is ugly and it would be better if we enhance Libgcrypt to
guarantee that returned memory buffers via gcry_sexp_extract_param are
allways Nul terminated and we should also enhance that function to
directly extract into an unsigned int or char *.

GnuPG-bug-id: 4538
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-09 13:05:55 +02:00
Werner Koch
b45ab0ca08
sm,dirmngr: Support rsaPSS signature verification.
* sm/certcheck.c (hash_algo_from_buffer): New.
(uint_from_buffer): New.
(gpgsm_check_cert_sig): Handle PSS.
* dirmngr/crlcache.c (hash_algo_from_buffer): New.
(uint_from_buffer): New.
(start_sig_check): Detect PSS and extract hash algo.  New arg to
return a PSS flag.
(finish_sig_check): New arg use_pss.  Extract PSS args and use them.
(crl_parse_insert): Pass use_pss flag along.
--

GnuPG-bug-id: 4538
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-04-09 12:20:19 +02:00
Werner Koch
451cd1b392
gpgconf: Further simplify the gpgconf option processing.
* common/gc-opt-flags.h (GC_OPT_FLAG_RUNTIME): Move to ...
* tools/gpgconf-comp.c: here.
(known_options_scdaemon): Remove "options".
(known_options_dirmngr): Remove "options".
(known_options_gpgsm): Remove "options".
(known_options_gpg): Remove "options" and "keyserver".
(struct gc_option_s): Rename active t gpgconf_list.
(gc_component_list_options): Do not act upon active.
(option_check_validity): Ditto.
(is_known_option): Make it work correctly for unknown options.
(retrieve_options_from_program): Use renamed flag gpgconf_list only to
detect duplicated items from --gpgconf-list.  Do not set runtime.
Only e set the options if set by --gpgconf-list; never clear them.
* agent/gpg-agent.c: Simplify the --gpgconf-list output.
* dirmngr/dirmngr.c: Ditto.
* g10/gpg.c: Ditto.
* kbx/keyboxd.c: Ditto.
* scd/scdaemon.c: Ditto.
* sm/gpgsm.c: Ditto.
* tests/openpgp/gpgconf.scm: Use "compliance" instead of "keyserver"
for the string arg test.
--

There is no need to read the list of options from the components
unless they convey a default value.  It is better to consult only the
list we have in gpgconf-comp.c to decide on whether an option should
be displayed.   Right, this might mess up thing if a newer gpgconf
version is used with an older component, but we already print warnings
in this case and in general we do not want to support this anymore -
the times of gpg 1.4. and 2.0 are long over now.

GnuPG-bug-id: 4788
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-14 19:12:41 +01:00
Werner Koch
4c43fabbb0
dirmngr: Re-group the options in the --help output.
--

This looks better and is also required for further simplifications of
gpgconf.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-06 17:02:58 +01:00
Werner Koch
4423e9dcde
gpgconf: Support reading global options (part 2).
* tools/gpgconf-comp.c: Remove all regular option descriptions.  They
are now read in from the component.  Also remove a few meanwhile
obsolete options.
* agent/gpg-agent.c: Add option description which were only set in
gpgconf-comp.c.
* dirmngr/dirmngr.c: Ditto.
* scd/scdaemon.c: Ditto.
* sm/gpgsm.c: Ditto.
* g10/gpg.c: Ditto.
--

This second part removes all regular option descriptions because they
can be read from the components.  A few were missing in the components
and thus moved to there.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-03-06 10:09:26 +01:00
Werner Koch
941a48f9b1
agent,dirmngr: Re-read the user specified config file.
* agent/gpg-agent.c (reread_configuration): Use a two-part config
file.
* dirmngr/dirmngr.c (reread_configuration): Ditto.
--

If --options is used to to set a specific options file, this file and
not the default file needs to be re-read on SIGHUP.

GnuPG-bug-id: 4788
2020-02-22 11:35:34 +01:00
Werner Koch
ba463128ce
Use gpgrt's new option parser for the remaining daemons.
* scd/scdaemon.c: Switch to the new option parser and enable a global
conf file.
* dirmngr/dirmngr.c: Ditto.
* g13/g13.c: Ditto.
* g13/g13-syshelp.c: Ditto.  Do not force verbose mode.
* dirmngr/dirmngr_ldap.c: Switch to the new option parser.
* dirmngr/dirmngr-client.c: Switch to the new option parser.
--

This finalizes the switch to the new option parser.  What's left is to
remove the old argparser code from common.

g13-syshelp does not anymore default to --verbose because that can now
be enabled in /etc/gnupg/g13-syshelp.conf.

GnuPG-bug-id: 4788
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-02-21 21:45:13 +01:00
Werner Koch
0e8f6e2aa9
gpg: Use gpgrt's new option parser to provide a global conf file.
* common/util.h: Remove argparse.h.
* common/argparse.c: Undef GPGRT_ENABLE_ARGPARSE_MACROS.
* configure.ac (GPGRT_ENABLE_ARGPARSE_MACROS): Define.
* agent/gpg-agent.c: Undef GPGRT_ENABLE_ARGPARSE_MACROS and include
argparse.h.  Do this also for all main modules which use our option
parser except for gpg.  Replace calls to strusage by calls to
gpgrt_strusage everywhere.

* g10/gpg.c (opts): Change type to gpgrt_opt_t.  Flag oOptions and
oNoOptions with ARGPARSE_conffile and ARGPARSE_no_conffile.
(main): Change type of pargs to gpgrt_argparse_t.  Rework the option
parser to make use of the new gpgrt_argparser.
--

This is not yet finished but a make check works.  gpg has the most
complex and oldest option handling and thus this is the first
migration target.  SE-Linux checks and version-ed config files are
missing and will be added later.

GnuPG-bug-id: 4788
Signed-off-by: Werner Koch <wk@gnupg.org>
2020-02-20 11:13:32 +01:00
Daniel Kahn Gillmor
0904b8ef34 Spelling cleanup.
No functional changes, just fixing minor spelling issues.

---

Most of these were identified from the command line by running:

  codespell \
    --ignore-words-list fpr,stati,keyserver,keyservers,asign,cas,iff,ifset \
    --skip '*.po,ChangeLog*,help.*.txt,*.jpg,*.eps,*.pdf,*.png,*.gpg,*.asc' \
    doc g13 g10 kbx agent artwork scd tests tools am common dirmngr sm \
    NEWS README README.maint TODO

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>
2020-02-18 18:07:46 -05:00
Werner Koch
6aff8a1328
build: Always use EXTERN_UNLESS_MAIN_MODULE pattern.
* common/util.h (EXTERN_UNLESS_MAIN_MODULE): Add the definion only
here but now without the Norcroft-C.  Change all other places where it
gets defined.
* common/iobuf.h (iobuf_debug_mode): Declare unconditionally as
extern.
* common/iobuf.c (iobuf_debug_mode): Define it here.
* agent/gpg-agent.c (INCLUDED_BY_MAIN_MODULE): Define here and also in
all main modules of all other programs.

* g10/main.h: Put util.h before the local header files.
--

This change is required for use with gcc/ld's LTO feature which does
not allow common blocks.  Further gcc 10 will make -fno-common the
default and thus this chnage is always needed.  What a pitty.

Co-authored-by: Tomáš Mráz
GnuPG-bug-id: 4831
Signed-off-by: Werner Koch <wk@gnupg.org>
(cherry picked from commit 21d9bd8b87)

- Applied respective chnages also to gpg-card and keyboxd.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-02-10 16:50:47 +01:00
Werner Koch
d8973975e7
dirmngr: Fix building w/o LDAP support
* dirmngr/Makefile.am: Conditionally build dirmngr_ldap.

Signed-off-by: Werner Koch <wk@gnupg.org>
2020-01-21 11:18:50 +01:00
Werner Koch
8a6ecc6ff5
dirmngr: Tell gpg about WKD looks resulting from a cache.
* dirmngr/server.c (proc_wkd_get): Print new NOTE status
"wkd_cached_result".
* g10/call-dirmngr.c (ks_status_cb): Detect this and print a not ein
verbose mode.
--

This little patch is helpful to see why a WKD change still does not
work after it has been updated on the server.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-12-06 20:04:56 +01:00
Werner Koch
f59455d054
dirmngr: Replace no-strict-overflow pragma by wrapv pragma.
* dirmngr/dirmngr.c (time_for_housekeeping_p): Build with --fwrapv.
Replace protecting macro.
--

I once replaced all JNLIB macros by GPGRT macros.  However, I missed
to get this right for the push pragma test and used
GPGRT_GCC_HAVE_PUSH_PRAGMA
instead of the correct
GPGRT_HAVE_PRAGMA_GCC_PUSH
Now after fixing this it turned out that no-strict-overflow is not
anymore supported as oprimize pragma and thus I replaced that too
according to https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58454 .

Tested with 32 bit Windows but the real test will be in 2038.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-11-27 20:21:47 +01:00
Werner Koch
264c15c72f
dirmngr: Rework of the LDAP code, part 1.
* dirmngr/http.h (struct parsed_uri_s): Add flag is_ldap.
* dirmngr/http.c (do_parse_uri): Set flag.  Do not error out for a
missing slashes in an http scheme if NO_SCHEME_CHECK is active.
* dirmngr/t-http.c (main): Print new flag.
* dirmngr/ks-engine-ldap.c (ks_ldap_help): Use flag instead of
checking the scheme.
* dirmngr/ldap-parse-uri.c (ldap_uri_p): Re-implement using
http_parse_uri.
* dirmngr/t-ldap-parse-uri.c (main): Add option --verbose.
--

This patch merely remove the separate parser for checking for an LDAP
scheme.  It is better to let our generic URI parser handle this.  Also
fixes this bug
       || url[4] == 'i' || url[4] == 'i')
to make the rarely used ldapi scheme case-insensitive.

More changes to the LDAP code are planned.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-11-26 13:09:35 +01:00
Werner Koch
1009e4e5f7
dirmngr: Make building with a TLS library mandatory
* configure.ac: Do not build dirmngr if no TLS is available.
* dirmngr/http.c: Remove all uses of the USE_TLS macro.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-11-26 12:02:27 +01:00
Werner Koch
d9c7935188
dirmngr,gpg: Better diagnostic in case of bad TLS certificates.
* doc/DETAILS: Specify new status code "NOTE".
* dirmngr/ks-engine-http.c (ks_http_fetch): Print a NOTE status for a
bad TLS certificate.
* g10/call-dirmngr.c (ks_status_cb): Detect this status.
--

For example a

  gpg -v --locate-external-keys dd9jn@posteo.net

now yields

  gpg: Note: server uses an invalid certificate
  gpg: (further info: bad cert for 'posteo.net': \
                      Hostname does not match the certificate)
  gpg: error retrieving 'dd9jn@posteo.net' via WKD: Wrong name
  gpg: error reading key: Wrong name

(without -v the "further info" line is not shown).  Note that even
after years Posteo is not able to provide a valid certificate for
their .net addresses.  Anyway, this help to show the feature.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-11-18 18:26:55 +01:00
Werner Koch
ae9acb8745
dirmngr: Forward http redirect warnings to gpg.
* dirmngr/http.c: Include dirmngr-status.h
(http_prepare_redirect): Emit WARNING status lines for redirection
problems.
* dirmngr/http.h: Include fwddecl.h.
(struct http_redir_info_s): Add field ctrl.
* dirmngr/ks-engine-hkp.c (send_request): Set it.
* dirmngr/ks-engine-http.c (ks_http_fetch): Set it.
* g10/call-dirmngr.c (ks_status_cb): Detect the two new warnings.
--

This should make it easier to diagnose problems with bad WKD servers.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-11-18 18:24:02 +01:00
Werner Koch
5967cfcc71
dirmngr: Fixed typo in recently added diagnostic.
--
2019-11-18 18:24:01 +01:00
Werner Koch
12def3a84e
dirmngr: Use IPv4 or IPv6 interface only if available.
* dirmngr/dns-stuff.c (cached_inet_support): New variable.
(dns_stuff_housekeeping): New.
(check_inet_support): New.
* dirmngr/http.c (connect_server): Use only detected interfaces.
* dirmngr/dirmngr.c (housekeeping_thread): Flush the new cache.
--

This currently works only for Windows but that is where users really
ran into problems.  The old workaround was to configure disable-ipv4
or disable-ipv6.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-11-12 20:35:12 +01:00
Andre Heinecke
40daa0bc0b
dirmngr: Tune down err on missing ldapservers file
* dirmngr/dirmngr.c (parse_ldapservers_file): Tune down error
in case no such file exists.

--
This is hardly an error because by default such a file
does not exist. This caused trouble in support because
people think "Oh the system prints an error".

GnuPG-Bug-Id: T3539
2019-11-12 10:38:41 +01:00
Werner Koch
4c295646ba
dirmngr: Remove cruft from dirmngr_ldap
* configure.ac (USE_LDAPWRAPPER): Remove ac_define and conditional.
* dirmngr/Makefile.am: Remove USE_LDAPWRAPPER and considere true.
* dirmngr/ldap-wrapper-ce.c: Remove.
* dirmngr/ldap-wrapper.c: Remove USE_LDAPWRAPPER stuff. Minor chnages
to debug output.
* dirmngr/dirmngr_ldap.c: Remove USE_LDAPWRAPPER stuff.  Remove
my_ldap macros.
(fetch_ldap) [W32]: Use ldap_sslinit.
--

Note that the ldap_sslinit stuff for Windows has not been tested.

This patch removes the whole wrapper-but-linked business because we do
not need it anymore.  WindowsCE for which we used it is pretty dead.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-11-11 20:49:04 +01:00
Werner Koch
eebd43d5b6
dirmngr: Rename an enum value for clarity.
* dirmngr/ldapserver.h: Rename LDAPSERVER_OPT.
--

Using _OPT is not good because it does not describe for what this
configuration group is used.  _SESSION immediately shows the purpose.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-11-11 09:45:01 +01:00
Werner Koch
6e1c99bc39
gpgsm: Allow sepcification of ldaps servers.
* sm/gpgsm.h (struct keyserver_spec): Add field use_ldaps.
* sm/gpgsm.c (parse_keyserver_line): Parse flags.
* sm/call-dirmngr.c (prepare_dirmngr): Send ldaps flag to the dirmngr.

* dirmngr/dirmngr.h (struct ldap_server_s): Add field use_ldaps.
* dirmngr/ldapserver.c (ldapserver_parse_one): Parse flags.
* dirmngr/ldap.c (start_cert_fetch_ldap): Call wrapper with --tls.

* dirmngr/dirmngr_ldap.c: New option --tls.
(fetch_ldap): Make use of that option.
--

There was no way to specify an LDAPS server in
dirmngr_ldapserver.socnf or with gpgsm's --keyserver option.  This
patch fixes this.  Eventually we should allow to replace host and port
by a partial URI in the same way ldap_initialize does it.  For backward
compatibility we do not yet do that.

Although the dirmngr code accepts an URL (eg. taken from a
certificate), I can't see how the scheme was ever used.  Thus the
patch also detects an ldaps scheme and uses this.  That part has not
been tested, though.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-11-09 11:29:59 +01:00
Werner Koch
2b9d399cf0
doc: Document gpgsm's --keyserver option.
--

Also fix a few related entries.

Signed-off-by: Werner Koch <wk@gnupg.org>
2019-11-07 17:41:19 +01:00