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gpgconf.c
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/* gpgconf.c - Configuration utility for GnuPG
* Copyright (C) 2003, 2007, 2009, 2011 Free Software Foundation, Inc.
*
* This file is part of GnuPG.
*
* GnuPG is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* GnuPG is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "gpgconf.h"
#include "i18n.h"
#include "sysutils.h"
#include "../common/init.h"
/* Constants to identify the commands and options. */
enum cmd_and_opt_values
{
aNull = 0,
oDryRun = 'n',
oOutput = 'o',
oQuiet = 'q',
oVerbose = 'v',
oRuntime = 'r',
oComponent = 'c',
oNoVerbose = 500,
oHomedir,
aListComponents,
aCheckPrograms,
aListOptions,
aChangeOptions,
aCheckOptions,
aApplyDefaults,
aListConfig,
aCheckConfig,
aListDirs,
aLaunch,
aKill,
aReload
};
/* The list of commands and options. */
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") },
{ aCheckOptions, "check-options", 256, N_("|COMPONENT|check options") },
{ aApplyDefaults, "apply-defaults", 256,
N_("apply global default values") },
{ aListDirs, "list-dirs", 256,
N_("get the configuration directories for @GPGCONF@") },
{ aListConfig, "list-config", 256,
N_("list global configuration file") },
{ aCheckConfig, "check-config", 256,
N_("check global configuration file") },
{ aReload, "reload", 256, N_("reload all or a given component")},
{ aLaunch, "launch", 256, N_("launch a given component")},
{ aKill, "kill", 256, N_("kill a given component")},
{ 301, NULL, 0, N_("@\nOptions:\n ") },
{ oOutput, "output", 2, N_("use as output file") },
{ oVerbose, "verbose", 0, N_("verbose") },
{ oQuiet, "quiet", 0, N_("quiet") },
{ oDryRun, "dry-run", 0, N_("do not make any changes") },
{ oRuntime, "runtime", 0, N_("activate changes at runtime, if possible") },
/* hidden options */
{ oNoVerbose, "no-verbose", 0, "@"},
{0}
};
/* Print usage information and and provide strings for help. */
static const char *
my_strusage( int level )
{
const char *p;
switch (level)
{
case 11: p = "@GPGCONF@ (@GNUPG@)";
break;
case 13: p = VERSION; break;
case 17: p = PRINTABLE_OS_NAME; break;
case 19: p = _("Please report bugs to <@EMAIL@>.\n"); break;
case 1:
case 40: p = _("Usage: @GPGCONF@ [options] (-h for help)");
break;
case 41:
p = _("Syntax: @GPGCONF@ [options]\n"
"Manage configuration options for tools of the @GNUPG@ system\n");
break;
default: p = NULL; break;
}
return p;
}
/* Return the fp for the output. This is usually stdout unless
--output has been used. In the latter case this function opens
that file. */
static estream_t
get_outfp (estream_t *fp)
{
if (!*fp)
{
if (opt.outfile)
{
*fp = es_fopen (opt.outfile, "w");
if (!*fp)
gc_error (1, errno, "can not open '%s'", opt.outfile);
}
else
*fp = es_stdout;
}
return *fp;
}
/* gpgconf main. */
int
main (int argc, char **argv)
{
ARGPARSE_ARGS pargs;
const char *fname;
int no_more_options = 0;
enum cmd_and_opt_values cmd = 0;
estream_t outfp = NULL;
gnupg_reopen_std (GPGCONF_NAME);
set_strusage (my_strusage);
log_set_prefix (GPGCONF_NAME, 1);
/* Make sure that our subsystems are ready. */
i18n_init();
init_common_subsystems (&argc, &argv);
/* Parse the command line. */
pargs.argc = &argc;
pargs.argv = &argv;
pargs.flags = 1; /* Do not remove the args. */
while (!no_more_options && optfile_parse (NULL, NULL, NULL, &pargs, opts))
{
switch (pargs.r_opt)
{
case oOutput: opt.outfile = pargs.r.ret_str; break;
case oQuiet: opt.quiet = 1; break;
case oDryRun: opt.dry_run = 1; break;
case oRuntime:
opt.runtime = 1;
break;
case oVerbose: opt.verbose++; break;
case oNoVerbose: opt.verbose = 0; break;
case aListDirs:
case aListComponents:
case aCheckPrograms:
case aListOptions:
case aChangeOptions:
case aCheckOptions:
case aApplyDefaults:
case aListConfig:
case aCheckConfig:
case aReload:
case aLaunch:
case aKill:
cmd = pargs.r_opt;
break;
default: pargs.err = 2; break;
}
}
if (log_get_errorcount (0))
exit (2);
/* Print a warning if an argument looks like an option. */
if (!opt.quiet && !(pargs.flags & ARGPARSE_FLAG_STOP_SEEN))
{
int i;
for (i=0; i < argc; i++)
if (argv[i][0] == '-' && argv[i][1] == '-')
log_info (_("Note: '%s' is not considered an option\n"), argv[i]);
}
fname = argc ? *argv : NULL;
switch (cmd)
{
case aListComponents:
default:
/* List all components. */
gc_component_list_components (get_outfp (&outfp));
break;
case aCheckPrograms:
/* Check all programs. */
gc_check_programs (get_outfp (&outfp));
break;
case aListOptions:
case aChangeOptions:
case aCheckOptions:
if (!fname)
{
es_fprintf (es_stderr, _("usage: %s [options] "), GPGCONF_NAME);
es_putc ('\n', es_stderr);
es_fputs (_("Need one component argument"), es_stderr);
es_putc ('\n', es_stderr);
exit (2);
}
else
{
int idx = gc_component_find (fname);
if (idx < 0)
{
es_fputs (_("Component not found"), es_stderr);
es_putc ('\n', es_stderr);
exit (1);
}
if (cmd == aCheckOptions)
gc_component_check_options (idx, get_outfp (&outfp), NULL);
else
{
gc_component_retrieve_options (idx);
if (gc_process_gpgconf_conf (NULL, 1, 0, NULL))
exit (1);
if (cmd == aListOptions)
gc_component_list_options (idx, get_outfp (&outfp));
else if (cmd == aChangeOptions)
gc_component_change_options (idx, es_stdin, get_outfp (&outfp));
}
}
break;
case aLaunch:
case aKill:
if (!fname)
{
es_fprintf (es_stderr, _("usage: %s [options] "), GPGCONF_NAME);
es_putc ('\n', es_stderr);
es_fputs (_("Need one component argument"), es_stderr);
es_putc ('\n', es_stderr);
exit (2);
}
else
{
/* Launch/Kill a given component. */
int idx;
idx = gc_component_find (fname);
if (idx < 0)
{
es_fputs (_("Component not found"), es_stderr);
es_putc ('\n', es_stderr);
exit (1);
}
else if (cmd == aLaunch)
{
if (gc_component_launch (idx))
exit (1);
}
else
{
/* We don't error out if the kill failed because this
command should do nothing if the component is not
running. */
gc_component_kill (idx);
}
}
break;
case aReload:
if (!fname)
{
/* Reload all. */
gc_component_reload (-1);
}
else
{
/* Reload given component. */
int idx;
idx = gc_component_find (fname);
if (idx < 0)
{
es_fputs (_("Component not found"), es_stderr);
es_putc ('\n', es_stderr);
exit (1);
}
else
{
gc_component_reload (idx);
}
}
break;
case aListConfig:
if (gc_process_gpgconf_conf (fname, 0, 0, get_outfp (&outfp)))
exit (1);
break;
case aCheckConfig:
if (gc_process_gpgconf_conf (fname, 0, 0, NULL))
exit (1);
break;
case aApplyDefaults:
if (fname)
{
es_fprintf (es_stderr, _("usage: %s [options] "), GPGCONF_NAME);
es_putc ('\n', es_stderr);
es_fputs (_("No argument allowed"), es_stderr);
es_putc ('\n', es_stderr);
exit (2);
}
gc_component_retrieve_options (-1);
if (gc_process_gpgconf_conf (NULL, 1, 1, NULL))
exit (1);
break;
case aListDirs:
/* Show the system configuration directories for gpgconf. */
get_outfp (&outfp);
es_fprintf (outfp, "sysconfdir:%s\n",
gc_percent_escape (gnupg_sysconfdir ()));
es_fprintf (outfp, "bindir:%s\n",
gc_percent_escape (gnupg_bindir ()));
es_fprintf (outfp, "libexecdir:%s\n",
gc_percent_escape (gnupg_libexecdir ()));
es_fprintf (outfp, "libdir:%s\n",
gc_percent_escape (gnupg_libdir ()));
es_fprintf (outfp, "datadir:%s\n",
gc_percent_escape (gnupg_datadir ()));
es_fprintf (outfp, "localedir:%s\n",
gc_percent_escape (gnupg_localedir ()));
if (dirmngr_user_socket_name ())
{
es_fprintf (outfp, "dirmngr-socket:%s\n",
gc_percent_escape (dirmngr_user_socket_name ()));
es_fprintf (outfp, "dirmngr-sys-socket:%s\n",
gc_percent_escape (dirmngr_sys_socket_name ()));
}
else
{
es_fprintf (outfp, "dirmngr-socket:%s\n",
gc_percent_escape (dirmngr_sys_socket_name ()));
}
{
char *tmp = make_filename (default_homedir (),
GPG_AGENT_SOCK_NAME, NULL);
es_fprintf (outfp, "agent-socket:%s\n", gc_percent_escape (tmp));
xfree (tmp);
}
{
/* We need to use make_filename to expand a possible "~/". */
char *tmp = make_filename (default_homedir (), NULL);
es_fprintf (outfp, "homedir:%s\n", gc_percent_escape (tmp));
xfree (tmp);
}
break;
}
if (outfp != es_stdout)
if (es_fclose (outfp))
gc_error (1, errno, "error closing '%s'", opt.outfile);
return 0;
}

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