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Some tweaks to the agent startup.

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This commit is contained in:
Werner Koch 2010-10-14 08:32:55 +00:00
parent 54591341a4
commit fd19a84c80
11 changed files with 88 additions and 196 deletions
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127
tools/gpg-connect-agent.c
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@ -2156,131 +2156,28 @@ read_and_print_response (assuan_context_t ctx, int withhash, int *r_goterr)
static assuan_context_t
start_agent (void)
{
int rc = 0;
char *infostr, *p;
gpg_error_t err;
assuan_context_t ctx;
session_env_t session_env;
infostr = getenv ("GPG_AGENT_INFO");
if (!infostr || !*infostr)
{
char *sockname;
rc = assuan_new (&ctx);
if (rc)
{
log_error ("assuan_new failed: %s\n", gpg_strerror (rc));
exit (1);
}
/* Check whether we can connect at the standard socket. */
sockname = make_filename (opt.homedir, "S.gpg-agent", NULL);
rc = assuan_socket_connect (ctx, sockname, 0, 0);
#ifdef HAVE_W32_SYSTEM
/* If we failed to connect under Windows, we fire up the agent. */
if (gpg_err_code (rc) == GPG_ERR_ASS_CONNECT_FAILED)
{
const char *agent_program;
const char *argv[3];
int save_rc = rc;
if (opt.verbose)
log_info (_("no running gpg-agent - starting one\n"));
agent_program = gnupg_module_name (GNUPG_MODULE_NAME_AGENT);
argv[0] = "--daemon";
argv[1] = "--use-standard-socket";
argv[2] = NULL;
rc = gnupg_spawn_process_detached (agent_program, argv, NULL);
if (rc)
log_debug ("failed to start agent `%s': %s\n",
agent_program, gpg_strerror (rc));
else
{
/* Give the agent some time to prepare itself. */
gnupg_sleep (3);
/* Now try again to connect the agent. */
rc = assuan_new (&ctx);
if (rc)
{
log_error ("assuan_new failed: %s\n", gpg_strerror (rc));
exit (1);
}
rc = assuan_socket_connect (ctx, sockname, 0, 0);
}
if (rc)
rc = save_rc;
}
#endif /*HAVE_W32_SYSTEM*/
xfree (sockname);
}
else
{
int prot;
int pid;
infostr = xstrdup (infostr);
if ( !(p = strchr (infostr, PATHSEP_C)) || p == infostr)
{
log_error (_("malformed GPG_AGENT_INFO environment variable\n"));
xfree (infostr);
exit (1);
}
*p++ = 0;
pid = atoi (p);
while (*p && *p != PATHSEP_C)
p++;
prot = *p? atoi (p+1) : 0;
if (prot != 1)
{
log_error (_("gpg-agent protocol version %d is not supported\n"),
prot);
xfree (infostr);
exit (1);
}
rc = assuan_new (&ctx);
if (rc)
{
log_error ("assuan_new failed: %s\n", gpg_strerror (rc));
exit (1);
}
rc = assuan_socket_connect (ctx, infostr, pid, 0);
xfree (infostr);
}
if (rc)
{
log_error ("can't connect to the agent: %s\n", gpg_strerror (rc));
exit (1);
}
if (opt.verbose)
log_info ("connection to agent established\n");
rc = assuan_transact (ctx, "RESET", NULL, NULL, NULL, NULL, NULL, NULL);
if (rc)
{
log_error (_("error sending %s command: %s\n"), "RESET",
gpg_strerror (rc));
exit (1);
}
session_env = session_env_new ();
if (!session_env)
log_fatal ("error allocating session environment block: %s\n",
strerror (errno));
rc = send_pinentry_environment (ctx, GPG_ERR_SOURCE_DEFAULT,
NULL, NULL, session_env);
err = start_new_gpg_agent (&ctx,
GPG_ERR_SOURCE_DEFAULT,
opt.homedir,
NULL,
NULL, NULL,
session_env,
!opt.quiet, 0,
NULL, NULL);
session_env_release (session_env);
if (rc)
if (err)
{
log_error (_("error sending standard options: %s\n"), gpg_strerror (rc));
log_error (_("error sending standard options: %s\n"), gpg_strerror (err));
exit (1);
}