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*) refactor ngx_parse_inet_url()

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*) refactor ngx_parse_unix_domain_url()
*) delete unused ngx_url_t fields
This commit is contained in:
Igor Sysoev 2008-08-26 14:24:14 +00:00
parent 9c388c0a7f
commit c9491d113c
5 changed files with 111 additions and 139 deletions
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239
src/core/ngx_inet.c
View File

@ -179,31 +179,26 @@ static ngx_int_t
ngx_parse_unix_domain_url(ngx_pool_t *pool, ngx_url_t *u)
{
#if (NGX_HAVE_UNIX_DOMAIN)
u_char *p;
u_char *path, *uri, *last;
size_t len;
ngx_uint_t i;
struct sockaddr_un *saun;
len = u->url.len;
p = u->url.data;
path = u->url.data;
p += 5;
path += 5;
len -= 5;
u->uri.len = len;
u->uri.data = p;
if (u->uri_part) {
for (i = 0; i < len; i++) {
if (p[i] == ':') {
len = i;
last = path + len;
uri = ngx_strlchr(path, last, ':');
u->uri.len -= len + 1;
u->uri.data += len + 1;
break;
}
if (uri) {
len = uri - path;
uri++;
u->uri.len = last - uri;
u->uri.data = uri;
}
}
@ -212,7 +207,11 @@ ngx_parse_unix_domain_url(ngx_pool_t *pool, ngx_url_t *u)
return NGX_ERROR;
}
if (len + 1 > sizeof(saun->sun_path)) {
u->host.len = len++;
u->host.data = path;
u->family = AF_UNIX;
if (len > sizeof(saun->sun_path)) {
u->err = "too long path in the unix domain socket";
return NGX_ERROR;
}
@ -230,18 +229,13 @@ ngx_parse_unix_domain_url(ngx_pool_t *pool, ngx_url_t *u)
u->naddrs = 1;
saun->sun_family = AF_UNIX;
(void) ngx_cpystrn((u_char *) saun->sun_path, p, len + 1);
(void) ngx_cpystrn((u_char *) saun->sun_path, path, len);
u->addrs[0].sockaddr = (struct sockaddr *) saun;
u->addrs[0].socklen = sizeof(struct sockaddr_un);
u->addrs[0].name.len = len + 5;
u->addrs[0].name.len = len + 4;
u->addrs[0].name.data = u->url.data;
u->host.len = len;
u->host.data = p;
u->unix_socket = 1;
return NGX_OK;
#else
@ -257,148 +251,130 @@ ngx_parse_unix_domain_url(ngx_pool_t *pool, ngx_url_t *u)
static ngx_int_t
ngx_parse_inet_url(ngx_pool_t *pool, ngx_url_t *u)
{
u_char *p, *host, *port_start;
size_t len, port_len;
ngx_int_t port;
ngx_uint_t i;
u_char *p, *host, *port, *last, *uri;
size_t len;
ngx_int_t n;
struct hostent *h;
len = u->url.len;
p = u->url.data;
host = u->url.data;
u->host.data = p;
last = host + u->url.len;
port_start = NULL;
port_len = 0;
port = ngx_strlchr(host, last, ':');
for (i = 0; i < len; i++) {
uri = ngx_strlchr(port ? port : host, last, '/');
if (p[i] == ':') {
port_start = &p[i + 1];
u->host.len = i;
if (!u->uri_part) {
port_len = len - (i + 1);
break;
}
if (uri) {
if (u->listen || !u->uri_part) {
u->err = "invalid host";
return NGX_ERROR;
}
if (p[i] == '/') {
u->uri.len = len - i;
u->uri.data = &p[i];
u->uri.len = last - uri;
u->uri.data = uri;
if (u->host.len == 0) {
u->host.len = i;
}
if (port_start == NULL) {
u->no_port = 1;
goto no_port;
}
port_len = &p[i] - port_start;
if (port_len == 0) {
u->err = "invalid port";
return NGX_ERROR;
}
break;
}
last = uri;
}
if (port_start) {
if (port) {
port++;
if (port_len == 0) {
port_len = &p[i] - port_start;
if (port_len == 0) {
u->err = "invalid port";
return NGX_ERROR;
}
}
port = ngx_atoi(port_start, port_len);
if (port == NGX_ERROR || port < 1 || port > 65536) {
if (last - port == 0) {
u->err = "invalid port";
return NGX_ERROR;
}
u->port_text.len = port_len;
u->port_text.data = port_start;
u->port_text.len = last - port;
u->port_text.data = port;
last = port - 1;
} else {
port = ngx_atoi(p, len);
if (uri == NULL) {
if (port == NGX_ERROR) {
u->host.len = len;
u->no_port = 1;
if (u->listen) {
goto no_port;
}
/* test value as port only */
u->wildcard = 1;
}
n = ngx_atoi(host, last - host);
u->port = (in_port_t) port;
if (n != NGX_ERROR) {
no_port:
if (n < 1 || n > 65536) {
u->err = "invalid port";
return NGX_ERROR;
}
if (u->listen) {
u->port = (in_port_t) n;
if (u->port == 0) {
if (u->default_port == 0) {
u->err = "no port";
return NGX_ERROR;
}
u->port_text.len = last - host;
u->port_text.data = host;
u->port = u->default_port;
}
if (u->host.len == 1 && u->host.data[0] == '*') {
u->host.len = 0;
}
/* AF_INET only */
if (u->host.len) {
host = ngx_alloc(u->host.len + 1, pool->log);
if (host == NULL) {
return NGX_ERROR;
}
(void) ngx_cpystrn(host, u->host.data, u->host.len + 1);
u->addr.in_addr = inet_addr((const char *) host);
if (u->addr.in_addr == INADDR_NONE) {
h = gethostbyname((const char *) host);
if (h == NULL || h->h_addr_list[0] == NULL) {
ngx_free(host);
u->err = "host not found";
return NGX_ERROR;
return NGX_OK;
}
u->addr.in_addr = *(in_addr_t *) (h->h_addr_list[0]);
}
ngx_free(host);
} else {
u->addr.in_addr = INADDR_ANY;
}
return NGX_OK;
u->no_port = 1;
}
if (u->host.len == 0) {
len = last - host;
if (len == 0) {
u->err = "no host";
return NGX_ERROR;
}
if (len == 1 && *host == '*') {
len = 0;
}
u->host.len = len;
u->host.data = host;
if (len++) {
p = ngx_alloc(len, pool->log);
if (p == NULL) {
return NGX_ERROR;
}
(void) ngx_cpystrn(p, host, len);
u->addr.in_addr = inet_addr((const char *) p);
if (u->addr.in_addr == INADDR_NONE) {
h = gethostbyname((const char *) p);
if (h == NULL || h->h_addr_list[0] == NULL) {
ngx_free(p);
u->err = "host not found";
return NGX_ERROR;
}
u->addr.in_addr = *(in_addr_t *) (h->h_addr_list[0]);
}
ngx_free(p);
} else {
u->addr.in_addr = INADDR_ANY;
}
if (u->port_text.len) {
n = ngx_atoi(u->port_text.data, u->port_text.len);
if (n < 1 || n > 65536) {
u->err = "invalid port";
return NGX_ERROR;
}
u->port = (in_port_t) n;
}
u->family = AF_INET;
if (u->no_resolve) {
return NGX_OK;
}
@ -407,9 +383,8 @@ no_port:
u->port = u->default_port;
}
if (u->port == 0) {
u->err = "no port";
return NGX_ERROR;
if (u->listen) {
return NGX_OK;
}
if (ngx_inet_resolve_host(pool, u) != NGX_OK) {

5
src/core/ngx_inet.h
View File

@ -34,8 +34,6 @@ typedef struct {
typedef struct {
ngx_int_t type;
ngx_str_t url;
ngx_str_t host;
ngx_str_t port_text;
@ -43,15 +41,14 @@ typedef struct {
in_port_t port;
in_port_t default_port;
int family;
unsigned listen:1;
unsigned uri_part:1;
unsigned no_resolve:1;
unsigned one_addr:1;
unsigned wildcard:1;
unsigned no_port:1;
unsigned unix_socket:1;
ngx_url_addr_t addr;

2
src/http/modules/ngx_http_proxy_module.c
View File

@ -2546,7 +2546,7 @@ static ngx_int_t
ngx_http_proxy_set_vars(ngx_pool_t *pool, ngx_url_t *u,
ngx_http_proxy_vars_t *v)
{
if (!u->unix_socket) {
if (u->family != AF_UNIX) {
if (u->no_port || u->port == u->default_port) {
v->host_header = u->host;

2
src/http/ngx_http_core_module.c
View File

@ -2962,7 +2962,7 @@ ngx_http_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
ngx_memzero(ls, sizeof(ngx_http_listen_t));
ls->family = AF_INET;
ls->family = u.family;
ls->addr = u.addr.in_addr;
ls->port = u.port;
ls->file_name = cf->conf_file->file.name.data;

2
src/mail/ngx_mail_core_module.c
View File

@ -329,7 +329,7 @@ ngx_mail_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
imls->addr = u.addr.in_addr;
imls->port = u.port;
imls->family = AF_INET;
imls->family = u.family;
imls->ctx = cf->ctx;
for (m = 0; ngx_modules[m]; m++) {