int era_init_arg(era_arm_p arm, int argc, char **argv, const char* prefix,
const char* args) {
int result;
can_device_p can_dev = malloc(sizeof(can_device_t));
if (!(result = can_init_arg(can_dev, argc, argv, 0, args))) {
era_config_t config;
if (result = era_config_init_arg(&config, argc, argv, (prefix) ? prefix :
ERA_ARG_PREFIX, args)) {
config_print_usage(stdout, argv[0], args, result);
era_config_print_help(stdout, &era_config_default, ERA_ARG_PREFIX);
config_print_help(stdout, &can_default_config, CAN_ARG_PREFIX);
}
else
era_init(arm, can_dev, &config);
era_config_destroy(&config);
}
else
era_config_print_help(stdout, &era_config_default, ERA_ARG_PREFIX);
return result;
}
void config_parse_cli(int argc, char **argv, stud_config *cfg) {
static int tls = 0, ssl = 0;
static int client = 0;
int c, i;
int test_only = 0;
char *prog;
struct option long_options[] = {
#ifndef NO_CONFIG_FILE
{ CFG_CONFIG, 1, NULL, CFG_PARAM_CFGFILE },
{ CFG_CONFIG_DEFAULT, 0, NULL, CFG_PARAM_DEFCFG },
#endif
{ "tls", 0, &tls, 1},
{ "ssl", 0, &ssl, 1},
{ "client", 0, &client, 1},
{ CFG_CIPHERS, 1, NULL, 'c' },
{ CFG_PREFER_SERVER_CIPHERS, 0, NULL, 'O' },
{ CFG_BACKEND, 1, NULL, 'b' },
{ CFG_FRONTEND, 1, NULL, 'f' },
{ CFG_WORKERS, 1, NULL, 'n' },
{ CFG_BACKLOG, 1, NULL, 'B' },
#ifdef USE_SHARED_CACHE
{ CFG_SHARED_CACHE, 1, NULL, 'C' },
{ CFG_SHARED_CACHE_LISTEN, 1, NULL, 'U' },
{ CFG_SHARED_CACHE_PEER, 1, NULL, 'P' },
{ CFG_SHARED_CACHE_MCASTIF, 1, NULL, 'M' },
#endif
{ CFG_KEEPALIVE, 1, NULL, 'k' },
{ CFG_CHROOT, 1, NULL, 'r' },
{ CFG_USER, 1, NULL, 'u' },
{ CFG_GROUP, 1, NULL, 'g' },
{ CFG_QUIET, 0, NULL, 'q' },
{ CFG_SYSLOG, 0, NULL, 's' },
{ CFG_SYSLOG_FACILITY, 1, NULL, CFG_PARAM_SYSLOG_FACILITY },
{ CFG_DAEMON, 0, &cfg->DAEMONIZE, 1 },
{ CFG_WRITE_IP, 0, &cfg->WRITE_IP_OCTET, 1 },
{ CFG_WRITE_PROXY, 0, &cfg->WRITE_PROXY_LINE, 1 },
{ CFG_PROXY_PROXY, 0, &cfg->PROXY_PROXY_LINE, 1 },
{ "test", 0, NULL, 't' },
{ "version", 0, NULL, 'V' },
{ "help", 0, NULL, 'h' },
{ 0, 0, 0, 0 }
};
while (1) {
int option_index = 0;
c = getopt_long(
argc, argv,
"c:e:Ob:f:n:B:C:U:P:M:k:r:u:g:qstVh",
long_options, &option_index
);
if (c == -1)
break;
switch (c) {
case 0:
break;
#ifndef NO_CONFIG_FILE
case CFG_PARAM_CFGFILE:
if (!config_file_parse(optarg, cfg))
config_die("%s", config_error_get());
break;
case CFG_PARAM_DEFCFG:
config_print_default(stdout, cfg);
exit(0);
break;
#endif
case CFG_PARAM_SYSLOG_FACILITY:
config_param_validate(CFG_SYSLOG_FACILITY, optarg, cfg, NULL, 0);
break;
case 'c':
config_param_validate(CFG_CIPHERS, optarg, cfg, NULL, 0);
break;
case 'e':
config_param_validate(CFG_SSL_ENGINE, optarg, cfg, NULL, 0);
break;
case 'O':
config_param_validate(CFG_PREFER_SERVER_CIPHERS, CFG_BOOL_ON, cfg, NULL, 0);
break;
case 'b':
config_param_validate(CFG_BACKEND, optarg, cfg, NULL, 0);
break;
case 'f':
config_param_validate(CFG_FRONTEND, optarg, cfg, NULL, 0);
break;
case 'n':
config_param_validate(CFG_WORKERS, optarg, cfg, NULL, 0);
break;
case 'B':
config_param_validate(CFG_BACKLOG, optarg, cfg, NULL, 0);
break;
#ifdef USE_SHARED_CACHE
case 'C':
config_param_validate(CFG_SHARED_CACHE, optarg, cfg, NULL, 0);
break;
case 'U':
config_param_validate(CFG_SHARED_CACHE_LISTEN, optarg, cfg, NULL, 0);
break;
case 'P':
config_param_validate(CFG_SHARED_CACHE_PEER, optarg, cfg, NULL, 0);
break;
case 'M':
config_param_validate(CFG_SHARED_CACHE_MCASTIF, optarg, cfg, NULL, 0);
break;
#endif
case 'k':
config_param_validate(CFG_KEEPALIVE, optarg, cfg, NULL, 0);
break;
case 'r':
config_param_validate(CFG_CHROOT, optarg, cfg, NULL, 0);
break;
case 'u':
config_param_validate(CFG_USER, optarg, cfg, NULL, 0);
break;
case 'g':
config_param_validate(CFG_GROUP, optarg, cfg, NULL, 0);
break;
case 'q':
config_param_validate(CFG_QUIET, CFG_BOOL_ON, cfg, NULL, 0);
break;
case 's':
config_param_validate(CFG_SYSLOG, CFG_BOOL_ON, cfg, NULL, 0);
break;
case 't':
test_only = 1;
break;
case 'V':
printf("%s %s\n", basename(argv[0]), STUD_VERSION);
exit(0);
break;
case 'h':
config_print_usage(argv[0], cfg);
exit(0);
break;
default:
config_die("Invalid command line parameters. Run %s --help for instructions.", basename(argv[0]));
}
}
prog = argv[0];
if (tls && ssl)
config_die("Options --tls and --ssl are mutually exclusive.");
else {
if (ssl)
cfg->ETYPE = ENC_SSL;
else if (tls)
cfg->ETYPE = ENC_TLS;
}
if (client) {
cfg->PMODE = SSL_CLIENT;
}
if (cfg->WRITE_IP_OCTET && cfg->WRITE_PROXY_LINE)
config_die("Options --write-ip and --write-proxy are mutually exclusive.");
if (cfg->WRITE_PROXY_LINE && cfg->PROXY_PROXY_LINE)
config_die("Options --write-proxy and --proxy-proxy are mutually exclusive.");
if (cfg->WRITE_IP_OCTET && cfg->PROXY_PROXY_LINE)
config_die("Options --write-ip and --proxy-proxy are mutually exclusive.");
if (cfg->DAEMONIZE) {
cfg->SYSLOG = 1;
cfg->QUIET = 1;
}
#ifdef USE_SHARED_CACHE
if (cfg->SHCUPD_IP != NULL && ! cfg->SHARED_CACHE)
config_die("Shared cache update listener is defined, but shared cache is disabled.");
#endif
// Any arguments left are presumed to be PEM files
argc -= optind;
argv += optind;
for (i = 0; i < argc; i++) {
config_param_validate(CFG_PEM_FILE, argv[i], cfg, NULL, 0);
}
/*
if (cfg->PMODE == SSL_SERVER && cfg->CERT_FILES == NULL) {
config_die("No x509 certificate PEM file specified!");
}
*/
// was this only a test?
/*
if (test_only) {
fprintf(stderr, "Trying to initialize SSL contexts with your certificates");
if (!init_openssl()) {
config_die("Error initializing OpenSSL.");
}
printf("%s configuration looks ok.\n", basename(prog));
exit(0);
}
*/
}