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-rw-r--r--src/blogc-runserver/httpd.c136
-rw-r--r--src/blogc-runserver/httpd.h2
-rw-r--r--src/blogc-runserver/main.c14
3 files changed, 105 insertions, 47 deletions
diff --git a/src/blogc-runserver/httpd.c b/src/blogc-runserver/httpd.c
index d95278d..e4eb986 100644
--- a/src/blogc-runserver/httpd.c
+++ b/src/blogc-runserver/httpd.c
@@ -13,7 +13,9 @@
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>
+#include <sys/types.h>
#include <sys/socket.h>
+#include <netdb.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <pthread.h>
@@ -209,12 +211,74 @@ point0:
}
+static char*
+br_httpd_get_ip(int af, const struct sockaddr *addr)
+{
+ char host[INET6_ADDRSTRLEN];
+ if (af == AF_INET6) {
+ struct sockaddr_in6 *a = (struct sockaddr_in6*) addr;
+ inet_ntop(af, &(a->sin6_addr), host, INET6_ADDRSTRLEN);
+ }
+ else {
+ struct sockaddr_in *a = (struct sockaddr_in*) addr;
+ inet_ntop(af, &(a->sin_addr), host, INET6_ADDRSTRLEN);
+ }
+ return bc_strdup(host);
+}
+
+
+static u_int16_t
+br_httpd_get_port(int af, const struct sockaddr *addr)
+{
+ in_port_t port = 0;
+ if (af == AF_INET6) {
+ struct sockaddr_in6 *a = (struct sockaddr_in6*) addr;
+ port = a->sin6_port;
+ }
+ else {
+ struct sockaddr_in *a = (struct sockaddr_in*) addr;
+ port = a->sin_port;
+ }
+ return ntohs(port);
+}
+
+
int
-br_httpd_run(const char *host, unsigned short port, const char *docroot,
+br_httpd_run(const char *host, const char *port, const char *docroot,
size_t max_threads)
{
- if (port == 0) {
- fprintf(stderr, "Invalid port: 0\n");
+ int err;
+ struct addrinfo *result;
+ struct addrinfo hints = {
+ .ai_family = AF_UNSPEC,
+ .ai_socktype = SOCK_STREAM,
+ .ai_flags = AI_PASSIVE,
+ .ai_protocol = 0,
+ .ai_canonname = NULL,
+ .ai_addr = NULL,
+ .ai_next = NULL,
+ };
+ if (0 != (err = getaddrinfo(host, port, &hints, &result))) {
+ fprintf(stderr, "Failed to get host:port info: %s\n",
+ gai_strerror(err));
+ }
+
+ struct addrinfo *f = NULL;
+ int server_socket;
+ for (struct addrinfo *rp = result; rp != NULL; rp = rp->ai_next) {
+ server_socket = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol);
+ if (server_socket == -1) {
+ continue;
+ }
+ if (0 == bind(server_socket, rp->ai_addr, rp->ai_addrlen)) {
+ f = rp;
+ break;
+ }
+ close(server_socket);
+ }
+
+ if (f == NULL) {
+ fprintf(stderr, "Failed to open server socket: %s:%s\n", host, port);
return 3;
}
@@ -222,62 +286,55 @@ br_httpd_run(const char *host, unsigned short port, const char *docroot,
for (size_t i = 0; i < max_threads; i++)
threads[i].initialized = false;
- int server_socket = socket(AF_INET, SOCK_STREAM, 0);
- if (server_socket == -1) {
- fprintf(stderr, "Failed to open server socket: %s\n", strerror(errno));
- return 3;
- }
-
int rv = 0;
int value = 1;
- if (setsockopt(server_socket, SOL_SOCKET, SO_REUSEADDR, &value, sizeof(int)) < 0) {
+ if (0 > setsockopt(server_socket, SOL_SOCKET, SO_REUSEADDR, &value, sizeof(int))) {
fprintf(stderr, "Failed to set socket option: %s\n", strerror(errno));
rv = 3;
goto cleanup;
}
- struct sockaddr_in server_addr;
- memset(&server_addr, 0, sizeof(struct sockaddr_in));
- server_addr.sin_family = AF_INET;
- server_addr.sin_port = htons(port);
- if ((server_addr.sin_addr.s_addr = inet_addr(host)) == -1) {
- fprintf(stderr, "Invalid server listen address: %s\n", host);
- rv = 3;
- goto cleanup;
- }
-
- if ((bind(server_socket, (struct sockaddr*) &server_addr,
- sizeof(struct sockaddr_in))) == -1)
- {
- fprintf(stderr, "Failed to bind to server socket (%s:%d): %s\n",
- host, port, strerror(errno));
- rv = 3;
- goto cleanup;
- }
-
- if (listen(server_socket, LISTEN_BACKLOG) == -1) {
+ if (-1 == listen(server_socket, LISTEN_BACKLOG)) {
fprintf(stderr, "Failed to listen to server socket: %s\n", strerror(errno));
rv = 3;
goto cleanup;
}
- fprintf(stderr, " * Running on http://%s", host);
- if (port != 80)
- fprintf(stderr, ":%hu", port);
+ char *final_host = br_httpd_get_ip(f->ai_family, f->ai_addr);
+ u_int16_t final_port = br_httpd_get_port(f->ai_family, f->ai_addr);
+ fprintf(stderr, " * Running on http://");
+ if (f->ai_family == AF_INET6)
+ fprintf(stderr, "[%s]", final_host);
+ else
+ fprintf(stderr, "%s", final_host);
+ if (final_port != 80)
+ fprintf(stderr, ":%d", final_port);
fprintf(stderr, "/ (max threads: %zu)\n"
"\n"
"WARNING!!! This is a development server, DO NOT RUN IT IN PRODUCTION!\n"
"\n", max_threads);
-
- socklen_t len = sizeof(struct sockaddr_in);
+ free(final_host);
size_t current_thread = 0;
+ struct sockaddr_in6 addr6;
+ struct sockaddr_in addr;
+
+ socklen_t addrlen;
+ struct sockaddr *client_addr = NULL;
+
+ if (f->ai_family == AF_INET6) {
+ addrlen = sizeof(addr6);
+ client_addr = (struct sockaddr*) &addr6;
+ }
+ else {
+ addrlen = sizeof(addr);
+ client_addr = (struct sockaddr*) &addr;
+ }
+
while (1) {
- struct sockaddr_in client_addr;
- int client_socket = accept(server_socket,
- (struct sockaddr *) &client_addr, &len);
+ int client_socket = accept(server_socket, client_addr, &addrlen);
if (client_socket == -1) {
fprintf(stderr, "Failed to accept connection: %s\n", strerror(errno));
rv = 3;
@@ -287,7 +344,7 @@ br_httpd_run(const char *host, unsigned short port, const char *docroot,
request_data_t *arg = malloc(sizeof(request_data_t));
arg->thread_id = current_thread;
arg->socket = client_socket;
- arg->ip = bc_strdup(inet_ntoa(client_addr.sin_addr));
+ arg->ip = br_httpd_get_ip(f->ai_family, client_addr);
arg->docroot = docroot;
if (threads[current_thread].initialized) {
@@ -311,6 +368,7 @@ br_httpd_run(const char *host, unsigned short port, const char *docroot,
}
cleanup:
+ freeaddrinfo(result);
close(server_socket);
return rv;
}
diff --git a/src/blogc-runserver/httpd.h b/src/blogc-runserver/httpd.h
index 2bf5a89..cca6508 100644
--- a/src/blogc-runserver/httpd.h
+++ b/src/blogc-runserver/httpd.h
@@ -9,7 +9,7 @@
#ifndef _HTTPD_H
#define _HTTPD_H
-int br_httpd_run(const char *host, unsigned short port, const char *docroot,
+int br_httpd_run(const char *host, const char *port, const char *docroot,
size_t max_threads);
#endif /* _HTTPD_H */
diff --git a/src/blogc-runserver/main.c b/src/blogc-runserver/main.c
index 4624527..0eef9f1 100644
--- a/src/blogc-runserver/main.c
+++ b/src/blogc-runserver/main.c
@@ -58,8 +58,8 @@ main(int argc, char **argv)
int rv = 0;
char *host = NULL;
+ char *port = NULL;
char *docroot = NULL;
- unsigned short port = 8080;
size_t max_threads = 20;
char *ptr;
char *endptr;
@@ -83,13 +83,9 @@ main(int argc, char **argv)
break;
case 'p':
if (argv[i][2] != '\0')
- ptr = argv[i] + 2;
+ port = bc_strdup(argv[i] + 2);
else
- ptr = argv[++i];
- port = strtoul(ptr, &endptr, 10);
- if (*ptr != '\0' && *endptr != '\0')
- fprintf(stderr, "blogc-runserver: warning: invalid value "
- "for -p argument: %s. using %hu instead\n", ptr, port);
+ port = bc_strdup(argv[++i]);
break;
case 'm':
if (argv[i][2] != '\0')
@@ -141,10 +137,14 @@ main(int argc, char **argv)
if (host == NULL)
host = bc_strdup("127.0.0.1");
+ if (port == NULL)
+ port = bc_strdup("8080");
+
rv = br_httpd_run(host, port, docroot, max_threads);
cleanup:
free(host);
+ free(port);
free(docroot);
return rv;
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2025-11-04 00:40:17 +0000