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/*
* blogc: A blog compiler.
* Copyright (C) 2014-2019 Rafael G. Martins <rafael@rafaelmartins.eng.br>
*
* This program can be distributed under the terms of the BSD License.
* See the file LICENSE.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif /* HAVE_CONFIG_H */
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <squareball.h>
#include "httpd.h"
static void
print_help(const char *default_host, const char *default_port)
{
printf(
"usage:\n"
" blogc-runserver [-h] [-v] [-t HOST] [-p PORT] [-m THREADS] DOCROOT\n"
" - A simple HTTP server to test blogc websites.\n"
"\n"
"positional arguments:\n"
" DOCROOT document root directory\n"
"\n"
"optional arguments:\n"
" -h show this help message and exit\n"
" -v show version and exit\n"
" -t HOST set server listen address (default: %s)\n"
" -p PORT set server listen port (default: %s)\n"
" -m THREADS set maximum number of threads to spawn (default: 20)\n",
default_host, default_port);
}
static void
print_usage(void)
{
printf("usage: blogc-runserver [-h] [-v] [-t HOST] [-p PORT] [-m THREADS] DOCROOT\n");
}
int
main(int argc, char **argv)
{
struct sigaction new_action;
new_action.sa_handler = SIG_IGN;
sigemptyset(&new_action.sa_mask);
new_action.sa_flags = 0;
sigaction(SIGPIPE, &new_action, NULL);
int rv = 0;
char *host = NULL;
char *port = NULL;
char *docroot = NULL;
size_t max_threads = 20;
char *ptr;
char *endptr;
char *tmp_host = getenv("BLOGC_RUNSERVER_DEFAULT_HOST");
char *default_host = sb_strdup(tmp_host != NULL ? tmp_host : "127.0.0.1");
char *tmp_port = getenv("BLOGC_RUNSERVER_DEFAULT_PORT");
char *default_port = sb_strdup(tmp_port != NULL ? tmp_port : "8080");
size_t args = 0;
for (size_t i = 1; i < argc; i++) {
if (argv[i][0] == '-') {
switch (argv[i][1]) {
case 'h':
print_help(default_host, default_port);
goto cleanup;
case 'v':
printf("%s\n", PACKAGE_STRING);
goto cleanup;
case 't':
if (argv[i][2] != '\0')
host = sb_strdup(argv[i] + 2);
else
host = sb_strdup(argv[++i]);
break;
case 'p':
if (argv[i][2] != '\0')
port = sb_strdup(argv[i] + 2);
else
port = sb_strdup(argv[++i]);
break;
case 'm':
if (argv[i][2] != '\0')
ptr = argv[i] + 2;
else
ptr = argv[++i];
max_threads = strtoul(ptr, &endptr, 10);
if (*ptr != '\0' && *endptr != '\0')
fprintf(stderr, "blogc-runserver: warning: invalid value "
"for -m argument: %s. using %zu instead\n", ptr, max_threads);
break;
default:
print_usage();
fprintf(stderr, "blogc-runserver: error: invalid "
"argument: -%c\n", argv[i][1]);
rv = 1;
goto cleanup;
}
}
else {
if (args > 0) {
print_usage();
fprintf(stderr, "blogc-runserver: error: only one positional "
"argument allowed\n");
rv = 1;
goto cleanup;
}
args++;
docroot = sb_strdup(argv[i]);
}
}
if (docroot == NULL) {
print_usage();
fprintf(stderr, "blogc-runserver: error: document root directory "
"required\n");
rv = 1;
goto cleanup;
}
if (max_threads <= 0 || max_threads > 1000) {
print_usage();
fprintf(stderr, "blogc-runserver: error: invalid value for -m. "
"Must be integer > 0 and <= 1000\n");
rv = 1;
goto cleanup;
}
rv = br_httpd_run(
host != NULL ? host : default_host,
port != NULL ? port : default_port,
docroot, max_threads);
cleanup:
free(default_host);
free(default_port);
free(host);
free(port);
free(docroot);
return rv;
}
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