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New command --check-programs for gpgconf.

This commit is contained in:
Werner Koch 2007-08-29 09:51:37 +00:00
parent f268889b8f
commit b13587ef16
17 changed files with 267 additions and 25 deletions

4
NEWS
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@ -11,6 +11,10 @@ Noteworthy changes in version 2.0.7
enforce-passphrase-constraints and max-passphrase-days to
gpg-agent.
* Add command --check-components to gpgconf. Gpgconf now uses the
installed versions of the programs and does not anymore search via
PATH for them.
Noteworthy changes in version 2.0.6 (2007-08-16)
------------------------------------------------

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@ -126,7 +126,7 @@ check_passphrase_pattern (ctrl_t ctrl, const char *pw)
if (gnupg_spawn_process_fd (pgmname, argv, fileno (infp), -1, -1, &pid))
result = 1; /* Execute error - assume password should no be used. */
else if (gnupg_wait_process (pgmname, pid))
else if (gnupg_wait_process (pgmname, pid, NULL))
result = 1; /* Helper returned an error - probably a match. */
else
result = 0; /* Success; i.e. no match. */

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@ -1,3 +1,11 @@
2007-08-29 Werner Koch <wk@g10code.com>
* exechelp.c (gnupg_wait_process): Add arg EXITCODE. Changed all
callers.
* util.h (GNUPG_MODULE_NAME_GPGSM, GNUPG_MODULE_NAME_GPG): New.
* homedir.c (gnupg_module_name): Add them
2007-08-28 Werner Koch <wk@g10code.com>
* gettime.c (check_isotime, add_isotime): New. Orginally written

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@ -570,11 +570,13 @@ gnupg_spawn_process_fd (const char *pgmname, const char *argv[],
/* Wait for the process identified by PID to terminate. PGMNAME should
be the same as suplieed to the spawn fucntion and is only used for
diagnostics. Returns 0 if the process succeded, GPG_ERR_GENERAL for
any failures of the spawned program or other error codes.*/
be the same as supplied to the spawn function and is only used for
diagnostics. Returns 0 if the process succeeded, GPG_ERR_GENERAL
for any failures of the spawned program or other error codes. If
EXITCODE is not NULL the exit code of the process is stored at this
address or -1 if it could not be retrieved. */
gpg_error_t
gnupg_wait_process (const char *pgmname, pid_t pid)
gnupg_wait_process (const char *pgmname, pid_t pid, int *exitcode)
{
gpg_err_code_t ec;
@ -583,6 +585,9 @@ gnupg_wait_process (const char *pgmname, pid_t pid)
int code;
DWORD exc;
if (exitcode)
*exitcode = -1;
if (pid == (pid_t)(-1))
return gpg_error (GPG_ERR_INV_VALUE);
@ -609,10 +614,16 @@ gnupg_wait_process (const char *pgmname, pid_t pid)
{
log_error (_("error running `%s': exit status %d\n"),
pgmname, (int)exc );
if (exitcode)
*exitcode = (int)exc;
ec = GPG_ERR_GENERAL;
}
else
ec = 0;
{
if (exitcode)
*exitcode = 0;
ec = 0;
}
CloseHandle (proc);
break;
@ -626,6 +637,9 @@ gnupg_wait_process (const char *pgmname, pid_t pid)
#else /* !HAVE_W32_SYSTEM */
int i, status;
if (exitcode)
*exitcode = -1;
if (pid == (pid_t)(-1))
return gpg_error (GPG_ERR_INV_VALUE);
@ -650,6 +664,8 @@ gnupg_wait_process (const char *pgmname, pid_t pid)
{
log_error (_("error running `%s': exit status %d\n"), pgmname,
WEXITSTATUS (status));
if (exitcode)
*exitcode = WEXITSTATUS (status);
ec = GPG_ERR_GENERAL;
}
else if (!WIFEXITED (status))
@ -658,11 +674,14 @@ gnupg_wait_process (const char *pgmname, pid_t pid)
ec = GPG_ERR_GENERAL;
}
else
ec = 0;
{
if (exitcode)
*exitcode = 0;
ec = 0;
}
#endif /* !HAVE_W32_SYSTEM */
return gpg_err_make (GPG_ERR_SOURCE_DEFAULT, ec);
}

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@ -52,8 +52,10 @@ gpg_error_t gnupg_spawn_process_fd (const char *pgmname,
/* Wait for the process identified by PID to terminate. PGMNAME should
be the same as supplied to the spawn fucntion and is only used for
diagnostics. Returns 0 if the process succeded, GPG_ERR_GENERAL
for any failures of the spawned program or other error codes.*/
gpg_error_t gnupg_wait_process (const char *pgmname, pid_t pid);
for any failures of the spawned program or other error codes. If
EXITCODE is not NULL the exit code of the process is stored at this
address or -1 if it could not be retrieved. */
gpg_error_t gnupg_wait_process (const char *pgmname, pid_t pid, int *exitcode);
/* Spawn a new process and immediatley detach from it. The name of

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@ -372,6 +372,12 @@ gnupg_module_name (int which)
case GNUPG_MODULE_NAME_CHECK_PATTERN:
X(libexecdir, "gpg-check-pattern");
case GNUPG_MODULE_NAME_GPGSM:
X(bindir, "gpgsm");
case GNUPG_MODULE_NAME_GPG:
X(bindir, "gpg2");
default:
BUG ();
}

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@ -182,12 +182,16 @@ const char *gnupg_libdir (void);
const char *gnupg_datadir (void);
const char *dirmngr_socket_name (void);
/* All module names. We also include gpg and gpgsm for the sake for
gpgconf. */
#define GNUPG_MODULE_NAME_AGENT 1
#define GNUPG_MODULE_NAME_PINENTRY 2
#define GNUPG_MODULE_NAME_SCDAEMON 3
#define GNUPG_MODULE_NAME_DIRMNGR 4
#define GNUPG_MODULE_NAME_PROTECT_TOOL 5
#define GNUPG_MODULE_NAME_CHECK_PATTERN 6
#define GNUPG_MODULE_NAME_GPGSM 7
#define GNUPG_MODULE_NAME_GPG 8
const char *gnupg_module_name (int which);

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@ -1,3 +1,7 @@
2007-08-29 Werner Koch <wk@g10code.com>
* tools.texi (Checking programs): New.
2007-08-27 Werner Koch <wk@g10code.com>
* examples/pwpattern.list: New.

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@ -34,7 +34,14 @@
# :staff gpg-agent allow-mark-trusted [change]
# gpg-agent min-passphrase-len 6
#
# * gpg-agent min-passphrase-len [no-change] 12
# * gpg-agent min-passphrase-len [no-change] 8
# gpg-agent min-passphrase-nonalpha [no-change] 1
# gpg-agent max-passphrase-days [no-change] 700
# gpg-agent enable-passphrase-history [no-change]
# gpg-agent enforce-passphrase-policy [default]
# gpg-agent enforce-passphrase-policy [no-change]
# gpg-agent max-cache-ttl [no-change] 10800
# gpg-agent max-cache-ttl-ssh [no-change] 10800
# gpg-agent allow-mark-trusted [default]
# gpg-agent allow-mark-trusted [no-change]
# gpgsm enable-ocsp
@ -46,7 +53,7 @@
# to 6. All other users are not allowed to change
# "min-passphrase-len" and "allow-mark-trusted". When "gpgconf
# --apply-defaults" is used for them, "min-passphrase-len" is set to
# 12, "allow-mark-trusted" deleted from the config file and
# 8, "allow-mark-trusted" deleted from the config file and
# "enable-ocsp" is put into the config file of gpgsm. The latter may
# be changed by any user.
#-------------------------------------------------------------------

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@ -200,6 +200,7 @@ throughout this section.
* Invoking gpgconf:: List of all commands and options.
* Format conventions:: Formatting conventions relevant for all commands.
* Listing components:: List all gpgconf components.
* Checking programs:: Check all programs know to gpgconf.
* Listing options:: List all options of a component.
* Changing options:: Changing options of a component.
* Files used by gpgconf:: What files are used by gpgconf.
@ -218,6 +219,9 @@ One of the following commands must be given:
List all components. This is the default command used if none is
specified.
@item --check-programs
List all available backend programs and test whether they are runnable.
@item --list-options @var{component}
List all options of the component @var{component}.
@ -335,6 +339,14 @@ by a space, followed by a human readable description of that value (if
the verbose option is used). You should ignore everything in the
field that follows the number.
@item @w{boolean value}
Some fields contain a @emph{boolean value}. This is a number with
either the value 0 or 1. The number may be followed by a space,
followed by a human readable description of that value (if the verbose
option is used). You should ignore everything in the field that follows
the number; checking just the first character is sufficient in this
case.
@item option
Some fields contain an @emph{option} argument. The format of an
option argument depends on the type of the option and on some flags:
@ -436,6 +448,62 @@ dirmngr:Directory Manager
@end example
@node Checking programs
@subsection Checking programs
The command @code{--check-programs} is similar to
@code{--list-components} but works on backend programs and not on
components. It runs each program to test wether it is installed and
runnable. This also includes a syntax check of all config file options
of the program.
The command argument @code{--check-programs} lists all available
programs, one per line. The format of each line is:
@code{@var{name}:@var{description}:@var{program name}:@var{available}:@var{config okay}:}
@table @var
@item name
This field contains a name tag of the program which is identical to the
name of the component. The name tag is to be used @emph{verbatim}. It
is thus not in any escaped format.
@item description
The @emph{string} in this field contains a human-readable description
of the component. It can be displayed to the user of the GUI for
informational purposes. It is @emph{percent-escaped} and
@emph{localized}.
@item program name
The @emph{string} in this field contains the absolute name of the
program's file. It can be used to unambiguously invoke that program.
It is @emph{percent-escaped}.
@item available
The @emph{boolean value} in this field indicates whether the program is
installed and runnable.
@item config okay
The @emph{boolean value} in this field indicates whether the program's
config file is syntactically okay.
@end table
@noindent
In the following example the @command{dirmngr} is not runnable and the
configuration file of @command{scdaemon} is not okay.
@example
$ gpgconf --check-programs
gpg:GPG for OpenPGP:/usr/local/bin/gpg2:1:1:
gpg-agent:GPG Agent:/usr/local/bin/gpg-agent:1:1:
scdaemon:Smartcard Daemon:/usr/local/bin/scdaemon:1:0:
gpgsm:GPG for S/MIME:/usr/local/bin/gpgsm:1:1:
dirmngr:Directory Manager:/usr/local/bin/dirmngr:0:0:
@end example
@node Listing options
@subsection Listing options

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@ -713,7 +713,7 @@ export_p12 (ctrl_t ctrl, const unsigned char *certimg, size_t certimglen,
fclose (fp);
if (pid != -1)
{
if (!gnupg_wait_process (pgmname, pid))
if (!gnupg_wait_process (pgmname, pid, NULL))
child_err = 0;
}
if (!err)

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@ -635,7 +635,7 @@ parse_p12 (ctrl_t ctrl, ksba_reader_t reader,
fclose (fp);
if (pid != -1)
{
if (!gnupg_wait_process (pgmname, pid))
if (!gnupg_wait_process (pgmname, pid, NULL))
child_err = 0;
}
if (!err)

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@ -1,3 +1,12 @@
2007-08-29 Werner Koch <wk@g10code.com>
* gpgconf.c: New comamnd --check-programs.
* gpgconf-comp.c (gc_component_check_programs): New.
(gc_backend): Add member MODULE_NAME and add these module names.
(retrieve_options_from_program): Use module name so that we use an
absolute file name and don't rely on $PATH.
* no-libgcrypt.c (gcry_control): New.
2007-08-28 Werner Koch <wk@g10code.com>
* gpgconf-comp.c <gpg-agent>: Add options --max-passphrase-days
@ -713,7 +722,7 @@
* watchgnupg.c: New.
Copyright 2003, 2004, 2005 Free Software Foundation, Inc.
Copyright 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
This file is free software; as a special exception the author gives
unlimited permission to copy and/or distribute it, with or without

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@ -43,6 +43,7 @@
#define JNLIB_NEED_LOG_LOGV
#include "util.h"
#include "i18n.h"
#include "exechelp.h"
#include "gc-opt-flags.h"
#include "gpgconf.h"
@ -153,6 +154,12 @@ static struct
GPGConf. In this case, PROGRAM is NULL. */
char *program;
/* The module name (GNUPG_MODULE_NAME_foo) as defined by
../common/util.h. This value is used to get the actual installed
path of the program. 0 is used if no backedn program is
available. */
char module_name;
/* The runtime change callback. */
void (*runtime_change) (void);
@ -168,14 +175,18 @@ static struct
} gc_backend[GC_BACKEND_NR] =
{
{ NULL }, /* GC_BACKEND_ANY dummy entry. */
{ "GnuPG", GPGNAME, NULL, "gpgconf-gpg.conf" },
{ "GPGSM", "gpgsm", NULL, "gpgconf-gpgsm.conf" },
{ "GPG Agent", "gpg-agent", gpg_agent_runtime_change,
"gpgconf-gpg-agent.conf" },
{ "SCDaemon", "scdaemon", NULL, "gpgconf-scdaemon.conf" },
{ "DirMngr", "dirmngr", NULL, "gpgconf-dirmngr.conf" },
{ "DirMngr LDAP Server List", NULL, NULL, "ldapserverlist-file",
"LDAP Server" },
{ "GnuPG", GPGNAME, GNUPG_MODULE_NAME_GPG,
NULL, "gpgconf-gpg.conf" },
{ "GPGSM", "gpgsm", GNUPG_MODULE_NAME_GPGSM,
NULL, "gpgconf-gpgsm.conf" },
{ "GPG Agent", "gpg-agent", GNUPG_MODULE_NAME_AGENT,
gpg_agent_runtime_change, "gpgconf-gpg-agent.conf" },
{ "SCDaemon", "scdaemon", GNUPG_MODULE_NAME_SCDAEMON,
NULL, "gpgconf-scdaemon.conf" },
{ "DirMngr", "dirmngr", GNUPG_MODULE_NAME_DIRMNGR,
NULL, "gpgconf-dirmngr.conf" },
{ "DirMngr LDAP Server List", NULL, 0,
NULL, "ldapserverlist-file", "LDAP Server" },
};
@ -1129,6 +1140,81 @@ gc_component_list_components (FILE *out)
}
}
/* Check all components that are available. */
void
gc_component_check_programs (FILE *out)
{
gc_component_t component;
unsigned int result;
int backend_seen[GC_BACKEND_NR];
gc_backend_t backend;
gc_option_t *option;
const char *desc;
const char *pgmname;
const char *argv[2];
pid_t pid;
int exitcode;
for (component = 0; component < GC_COMPONENT_NR; component++)
{
if (!gc_component[component].options)
continue;
for (backend = 0; backend < GC_BACKEND_NR; backend++)
backend_seen[backend] = 0;
option = gc_component[component].options;
for (; option && option->name; option++)
{
if ((option->flags & GC_OPT_FLAG_GROUP))
continue;
backend = option->backend;
if (backend_seen[backend])
continue;
backend_seen[backend] = 1;
assert (backend != GC_BACKEND_ANY);
if (!gc_backend[backend].program)
continue;
if (!gc_backend[backend].module_name)
continue;
pgmname = gnupg_module_name (gc_backend[backend].module_name);
argv[0] = "--gpgconf-test";
argv[1] = NULL;
/* Note that under Windows the spawn fucntion returns an
error if the progrom could not be executed whereas under
Unix the wait function returns an error. */
result = 0;
if (gnupg_spawn_process_fd (pgmname, argv, -1, -1, -1, &pid))
result |= 1; /* Program could not be run. */
else if (gnupg_wait_process (pgmname, pid, &exitcode))
{
if (exitcode == -1)
result |= 1; /* Program could not be run or it
terminated abnormally. */
result |= 2; /* Program returned an error. */
}
/* If the program could not be run, we can't tell whether
the config file is good. */
if ((result&1))
result |= 2;
desc = gc_component[component].desc;
desc = my_dgettext (gc_component[component].desc_domain, desc);
fprintf (out, "%s:%s:",
gc_component[component].name, my_percent_escape (desc));
fputs (my_percent_escape (pgmname), out);
fprintf (out, ":%d:%d:\n", !(result & 1), !(result & 2));
break; /* Loop over options of this component */
}
}
}
/* Find the component with the name NAME. Returns -1 if not
found. */
@ -1362,7 +1448,10 @@ retrieve_options_from_program (gc_component_t component, gc_backend_t backend)
FILE *config;
char *config_pathname;
cmd_line = xasprintf ("%s --gpgconf-list", gc_backend[backend].program);
cmd_line = xasprintf ("%s --gpgconf-list",
gc_backend[backend].module_name ?
gnupg_module_name (gc_backend[backend].module_name) :
gc_backend[backend].program );
config = popen (cmd_line, "r");
if (!config)
@ -1663,6 +1752,8 @@ gc_component_retrieve_options (int component)
while (process_all && ++component < GC_COMPONENT_NR);
}
/* Perform a simple validity check based on the type. Return in
NEW_VALUE_NR the value of the number in NEW_VALUE if OPTION is of

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@ -1,5 +1,5 @@
/* gpgconf.c - Configuration utility for GnuPG
* Copyright (C) 2003 Free Software Foundation, Inc.
* Copyright (C) 2003, 2007 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
@ -40,6 +40,7 @@ enum cmd_and_opt_values
oHomedir,
aListComponents,
aCheckPrograms,
aListOptions,
aChangeOptions,
aApplyDefaults,
@ -54,6 +55,7 @@ static ARGPARSE_OPTS opts[] =
{ 300, NULL, 0, N_("@Commands:\n ") },
{ aListComponents, "list-components", 256, N_("list all components") },
{ aCheckPrograms, "check-programs", 256, N_("check all programs") },
{ aListOptions, "list-options", 256, N_("|COMPONENT|list options") },
{ aChangeOptions, "change-options", 256, N_("|COMPONENT|change options") },
{ aApplyDefaults, "apply-defaults", 256,
@ -137,6 +139,7 @@ main (int argc, char **argv)
case oNoVerbose: opt.verbose = 0; break;
case aListComponents:
case aCheckPrograms:
case aListOptions:
case aChangeOptions:
case aApplyDefaults:
@ -161,6 +164,11 @@ main (int argc, char **argv)
gc_component_list_components (stdout);
break;
case aCheckPrograms:
/* Check all programs. */
gc_component_check_programs (stdout);
break;
case aListOptions:
case aChangeOptions:
if (!fname)

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@ -40,6 +40,9 @@ struct
/* List all components that are available. */
void gc_component_list_components (FILE *out);
/* List all programs along with their status. */
void gc_component_check_programs (FILE *out);
/* Find the component with the name NAME. Returns -1 if not
found. */
int gc_component_find (const char *name);

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@ -102,3 +102,12 @@ gcry_free (void *a)
if (a)
free (a);
}
/* We need this dummy because exechelp.c uses gcry_control to
terminate the secure memeory. */
gcry_error_t
gcry_control (enum gcry_ctl_cmds CMD, ...)
{
return 0;
}