/mandos/trunk : revision 603

To get this branch, use:

bzr branch
http://bzr.recompile.se/loggerhead/mandos/trunk

« back to all changes in this revision

Viewing changes to plugins.d/mandos-client.c

Committer: Teddy Hogeborn
Date: 2012-06-16 23:39:10 UTC
Revision ID: teddy@recompile.se-20120616233910-jxxxriq608qa6o8z

* plugins.d/mandos-client (mandos_context): New "interfaces" and
                                            "interfaces_size" members.
  (main): Removed "interfaces" and "interfaces_size" variabled; all
          users changed.

Show diffs side-by-side

added added

removed removed

plugins.d/mandos-client.c

* "browse_callback", and parts of "main".

* Everything else is

* This program is free software: you can redistribute it and/or

* modify it under the terms of the GNU General Public License as

187

188

TEMP_FAILURE_RETRY(fprintf(stream, "Mandos plugin %s: ",

189

program_invocation_short_name));

190

return (int)TEMP_FAILURE_RETRY(vfprintf(stream, format, ap));

190

return TEMP_FAILURE_RETRY(vfprintf(stream, format, ap));

191

}

192

193

659

return -1;

660

}

661

662

/* If the interface is specified and we have a list of interfaces */

663

if(if_index != AVAHI_IF_UNSPEC and mc->interfaces != NULL){

664

/* Check if the interface is one of the interfaces we are using */

665

bool match = false;

666

{

667

char *interface = NULL;

668

while((interface=argz_next(mc->interfaces, mc->interfaces_size,

669

interface))){

670

if(if_nametoindex(interface) == (unsigned int)if_index){

671

match = true;

672

break;

673

}

674

}

675

}

676

if(not match){

677

/* This interface does not match any in the list, so we don't

678

connect to the server */

679

if(debug){

680

char interface[IF_NAMESIZE];

681

if(if_indextoname((unsigned int)if_index, interface) == NULL){

682

perror_plus("if_indextoname");

683

} else {

684

fprintf_plus(stderr, "Skipping server on non-used interface"

685

" \"%s\"\n",

686

if_indextoname((unsigned int)if_index,

687

interface));

688

}

689

}

690

return -1;

691

}

692

}

693

694

662

ret = init_gnutls_session(&session, mc);

695

663

if(ret != 0){

696

664

return -1;

2036

2004

}

2037

2005

2038

2006

/* Lower privileges */

2039

lower_privileges();

2007

errno = 0;

2008

ret = seteuid(uid);

2009

if(ret == -1){

2010

perror_plus("seteuid");

2011

}

2040

2012

}

2041

2013

}

2042

2014

2043

/* Remove invalid interface names (except "none") */

2015

/* Remove empty interface names */

2044

2016

{

2045

2017

char *interface = NULL;

2046

2018

while((interface = argz_next(mc.interfaces, mc.interfaces_size,

2047

2019

interface))){

2048

if(strcmp(interface, "none") != 0

2049

and if_nametoindex(interface) == 0){

2050

if(interface[0] != '\0'){

2020

if(if_nametoindex(interface) == 0){

2021

if(interface[0] != '\0' and strcmp(interface, "none") != 0){

2051

2022

fprintf_plus(stderr, "Not using nonexisting interface"

2052

2023

" \"%s\"\n", interface);

2053

2024

}

2059

2030

2060

2031

/* Run network hooks */

2061

2032

{

2033

2062

2034

if(mc.interfaces != NULL){

2063

2035

interfaces_hooks = malloc(mc.interfaces_size);

2064

2036

if(interfaces_hooks == NULL){

2184

2156

}

2185

2157

}

2186

2158

2187

/* Bring up interfaces which are down, and remove any "none"s */

2188

{

2159

/* If we only got one interface, explicitly use only that one */

2160

if(argz_count(mc.interfaces, mc.interfaces_size) == 1){

2161

if(debug){

2162

fprintf_plus(stderr, "Using only interface \"%s\"\n",

2163

mc.interfaces);

2164

}

2165

if_index = (AvahiIfIndex)if_nametoindex(mc.interfaces);

2166

}

2167

2168

/* Bring up interfaces which are down */

2169

if(not (argz_count(mc.interfaces, mc.interfaces_size) == 1

2170

and strcmp(mc.interfaces, "none") == 0)){

2189

2171

char *interface = NULL;

2190

2172

while((interface = argz_next(mc.interfaces, mc.interfaces_size,

2191

2173

interface))){

2192

/* If interface name is "none", stop bringing up interfaces.

2193

Also remove all instances of "none" from the list */

2194

if(strcmp(interface, "none") == 0){

2195

argz_delete(&mc.interfaces, &mc.interfaces_size,

2196

interface);

2197

interface = NULL;

2198

while((interface = argz_next(mc.interfaces,

2199

mc.interfaces_size, interface))){

2200

if(strcmp(interface, "none") == 0){

2201

argz_delete(&mc.interfaces, &mc.interfaces_size,

2202

interface);

2203

interface = NULL;

2204

}

2205

}

2206

break;

2207

}

2208

2174

bool interface_was_up = interface_is_up(interface);

2209

2175

ret = bring_up_interface(interface, delay);

2210

2176

if(not interface_was_up){

2218

2184

}

2219

2185

}

2220

2186

}

2187

free(mc.interfaces);

2188

mc.interfaces = NULL;

2189

mc.interfaces_size = 0;

2221

2190

if(debug and (interfaces_to_take_down == NULL)){

2222

2191

fprintf_plus(stderr, "No interfaces were brought up\n");

2223

2192

}

2224

2193

}

2225

2194

2226

/* If we only got one interface, explicitly use only that one */

2227

if(argz_count(mc.interfaces, mc.interfaces_size) == 1){

2228

if(debug){

2229

fprintf_plus(stderr, "Using only interface \"%s\"\n",

2230

mc.interfaces);

2231

}

2232

if_index = (AvahiIfIndex)if_nametoindex(mc.interfaces);

2233

}

2234

2235

2195

if(quit_now){

2236

2196

goto end;

2237

2197

}

2295

2255

exitcode = EX_USAGE;

2296

2256

goto end;

2297

2257

}

2298

2258

2299

2259

if(quit_now){

2300

2260

goto end;

2301

2261

}

2331

2291

fprintf_plus(stderr, "Retrying in %d seconds\n",

2332

2292

(int)retry_interval);

2333

2293

}

2334

sleep((unsigned int)retry_interval);

2294

sleep((int)retry_interval);

2335

2295

}

2336

2296

2337

2297

if (not quit_now){

2410

2370

}

2411

2371

2412

2372

/* Cleanup things */

2413

free(mc.interfaces);

2414

2415

2373

if(sb != NULL)

2416

2374

avahi_s_service_browser_free(sb);

2417

2375

Older »