97
97
static plugin *plugin_list = NULL;
99
/* Gets an existing plugin based on name,
99
/* Gets a existing plugin based on name,
100
100
or if none is found, creates a new one */
101
101
static plugin *getplugin(char *name){
102
102
/* Check for exiting plugin with that name */
187
187
size_t namelen = (size_t)(strchrnul(def, '=') - def);
188
188
/* Search for this environment variable */
189
189
for(char **e = p->environ; *e != NULL; e++){
190
if(strncmp(*e, def, namelen + 1) == 0){
190
if(strncmp(*e, def, namelen+1) == 0){
191
191
/* It already exists */
193
char *new = realloc(*e, strlen(def) + 1);
193
char *new = realloc(*e, strlen(def));
255
255
/* Prints out a password to stdout */
256
256
bool print_out_password(const char *buffer, size_t length){
258
if(length>0 and buffer[length-1] == '\n'){
258
261
for(size_t written = 0; written < length; written += (size_t)ret){
259
262
ret = TEMP_FAILURE_RETRY(write(STDOUT_FILENO, buffer + written,
260
263
length - written));
341
344
{ .name = "global-options", .key = 'g',
342
345
.arg = "OPTION[,OPTION[,...]]",
343
346
.doc = "Options passed to all plugins" },
344
{ .name = "global-env", .key = 'G',
347
{ .name = "global-env", .key = 'e',
345
348
.arg = "VAR=value",
346
349
.doc = "Environment variable passed to all plugins" },
347
350
{ .name = "options-for", .key = 'o',
348
351
.arg = "PLUGIN:OPTION[,OPTION[,...]]",
349
352
.doc = "Options passed only to specified plugin" },
350
{ .name = "env-for", .key = 'E',
353
{ .name = "env-for", .key = 'f',
351
354
.arg = "PLUGIN:ENV=value",
352
355
.doc = "Environment variable passed to specified plugin" },
353
356
{ .name = "disable", .key = 'd',
355
358
.doc = "Disable a specific plugin", .group = 1 },
356
{ .name = "enable", .key = 'e',
358
.doc = "Enable a specific plugin", .group = 1 },
359
359
{ .name = "plugin-dir", .key = 128,
360
360
.arg = "DIRECTORY",
361
361
.doc = "Specify a different plugin directory", .group = 2 },
376
376
error_t parse_opt (int key, char *arg, __attribute__((unused))
377
377
struct argp_state *state) {
378
/* Get the INPUT argument from `argp_parse', which we know is a
379
pointer to our plugin list pointer. */
379
381
case 'g': /* --global-options */
380
382
if (arg != NULL){
407
409
case 'o': /* --options-for */
408
410
if (arg != NULL){
409
411
char *p_name = strsep(&arg, ":");
410
if(p_name[0] == '\0' or arg == NULL){
412
if(p_name[0] == '\0'){
413
415
char *opt = strsep(&arg, ":");
414
if(opt[0] == '\0' or opt == NULL){
418
while((p = strsep(&opt, ",")) != NULL){
422
if(not add_argument(getplugin(p_name), p)){
423
perror("add_argument");
424
return ARGP_ERR_UNKNOWN;
421
while((p = strsep(&opt, ",")) != NULL){
425
if(not add_argument(getplugin(p_name), p)){
426
perror("add_argument");
427
return ARGP_ERR_UNKNOWN;
429
case 'E': /* --env-for */
433
case 'f': /* --env-for */
495
/* This option parser is the same as parse_opt() above, except it
496
ignores everything but the --config-file option. */
497
error_t parse_opt_config_file (int key, char *arg,
498
__attribute__((unused))
499
struct argp_state *state) {
501
case 'g': /* --global-options */
502
case 'G': /* --global-env */
503
case 'o': /* --options-for */
504
case 'E': /* --env-for */
505
case 'd': /* --disable */
506
case 'e': /* --enable */
507
case 128: /* --plugin-dir */
509
case 129: /* --config-file */
510
argfile = strdup(arg);
515
case 130: /* --userid */
516
case 131: /* --groupid */
517
case 132: /* --debug */
522
return ARGP_ERR_UNKNOWN;
527
struct argp argp = { .options = options,
528
.parser = parse_opt_config_file,
493
struct argp argp = { .options = options, .parser = parse_opt,
530
495
.doc = "Mandos plugin runner -- Run plugins" };
532
/* Parse using the parse_opt_config_file in order to get the custom
533
config file location, if any. */
534
ret = argp_parse (&argp, argc, argv, ARGP_IN_ORDER, 0, NULL);
535
if (ret == ARGP_ERR_UNKNOWN){
536
fprintf(stderr, "Unknown error while parsing arguments\n");
537
exitstatus = EXIT_FAILURE;
541
/* Reset to the normal argument parser */
542
argp.parser = parse_opt;
544
497
/* Open the configfile if available */
545
498
if (argfile == NULL){
546
499
conffp = fopen(AFILE, "r");
1039
992
fprintf(stderr, "Going to fallback mode using getpass(3)\n");
1040
993
char *passwordbuffer = getpass("Password: ");
1041
size_t len = strlen(passwordbuffer);
1042
/* Strip trailing newline */
1043
if(len > 0 and passwordbuffer[len-1] == '\n'){
1044
passwordbuffer[len-1] = '\0'; /* not strictly necessary */
1047
bret = print_out_password(passwordbuffer, len);
994
bret = print_out_password(passwordbuffer, strlen(passwordbuffer));
1049
996
perror("print_out_password");
1050
997
exitstatus = EXIT_FAILURE;