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nxt_http_static.c
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/*
* Copyright (C) NGINX, Inc.
*/
#include <nxt_router.h>
#include <nxt_http.h>
#include <nxt_http_compression.h>
typedef struct {
nxt_tstr_t *tstr;
#if (NXT_HAVE_OPENAT2)
u_char *fname;
#endif
uint8_t is_const; /* 1 bit */
} nxt_http_static_share_t;
typedef struct {
nxt_uint_t nshares;
nxt_http_static_share_t *shares;
nxt_str_t index;
#if (NXT_HAVE_OPENAT2)
nxt_tstr_t *chroot;
nxt_uint_t resolve;
#endif
nxt_http_route_rule_t *types;
} nxt_http_static_conf_t;
typedef struct {
nxt_http_action_t *action;
nxt_str_t share;
#if (NXT_HAVE_OPENAT2)
nxt_str_t chroot;
#endif
uint32_t share_idx;
uint8_t need_body; /* 1 bit */
} nxt_http_static_ctx_t;
#define NXT_HTTP_STATIC_BUF_COUNT 2
#define NXT_HTTP_STATIC_BUF_SIZE (128 * 1024)
static nxt_http_action_t *nxt_http_static(nxt_task_t *task,
nxt_http_request_t *r, nxt_http_action_t *action);
static void nxt_http_static_iterate(nxt_task_t *task, nxt_http_request_t *r,
nxt_http_static_ctx_t *ctx);
static void nxt_http_static_send(nxt_task_t *task, nxt_http_request_t *r,
nxt_http_static_ctx_t *ctx);
static void nxt_http_static_next(nxt_task_t *task, nxt_http_request_t *r,
nxt_http_static_ctx_t *ctx, nxt_http_status_t status);
#if (NXT_HAVE_OPENAT2)
static u_char *nxt_http_static_chroot_match(u_char *chr, u_char *shr);
#endif
static void nxt_http_static_extract_extension(nxt_str_t *path,
nxt_str_t *exten);
static void nxt_http_static_body_handler(nxt_task_t *task, void *obj,
void *data);
static void nxt_http_static_buf_completion(nxt_task_t *task, void *obj,
void *data);
static nxt_int_t nxt_http_static_mtypes_hash_test(nxt_lvlhsh_query_t *lhq,
void *data);
static void *nxt_http_static_mtypes_hash_alloc(void *data, size_t size);
static void nxt_http_static_mtypes_hash_free(void *data, void *p);
static const nxt_http_request_state_t nxt_http_static_send_state;
nxt_int_t
nxt_http_static_init(nxt_task_t *task, nxt_router_temp_conf_t *tmcf,
nxt_http_action_t *action, nxt_http_action_conf_t *acf)
{
uint32_t i;
nxt_mp_t *mp;
nxt_str_t str, *ret;
nxt_tstr_t *tstr;
nxt_conf_value_t *cv;
nxt_router_conf_t *rtcf;
nxt_http_static_conf_t *conf;
rtcf = tmcf->router_conf;
mp = rtcf->mem_pool;
conf = nxt_mp_zget(mp, sizeof(nxt_http_static_conf_t));
if (nxt_slow_path(conf == NULL)) {
return NXT_ERROR;
}
action->handler = nxt_http_static;
action->u.conf = conf;
conf->nshares = nxt_conf_array_elements_count_or_1(acf->share);
conf->shares = nxt_mp_zget(mp, sizeof(nxt_http_static_share_t)
* conf->nshares);
if (nxt_slow_path(conf->shares == NULL)) {
return NXT_ERROR;
}
for (i = 0; i < conf->nshares; i++) {
cv = nxt_conf_get_array_element_or_itself(acf->share, i);
nxt_conf_get_string(cv, &str);
tstr = nxt_tstr_compile(rtcf->tstr_state, &str, NXT_TSTR_STRZ);
if (nxt_slow_path(tstr == NULL)) {
return NXT_ERROR;
}
conf->shares[i].tstr = tstr;
conf->shares[i].is_const = nxt_tstr_is_const(tstr);
}
if (acf->index == NULL) {
nxt_str_set(&conf->index, "index.html");
} else {
ret = nxt_conf_get_string_dup(acf->index, mp, &conf->index);
if (nxt_slow_path(ret == NULL)) {
return NXT_ERROR;
}
}
#if (NXT_HAVE_OPENAT2)
if (acf->chroot.length > 0) {
nxt_str_t chr, shr;
nxt_bool_t is_const;
conf->chroot = nxt_tstr_compile(rtcf->tstr_state, &acf->chroot,
NXT_TSTR_STRZ);
if (nxt_slow_path(conf->chroot == NULL)) {
return NXT_ERROR;
}
is_const = nxt_tstr_is_const(conf->chroot);
for (i = 0; i < conf->nshares; i++) {
conf->shares[i].is_const &= is_const;
if (conf->shares[i].is_const) {
nxt_tstr_str(conf->chroot, &chr);
nxt_tstr_str(conf->shares[i].tstr, &shr);
conf->shares[i].fname = nxt_http_static_chroot_match(chr.start,
shr.start);
}
}
}
if (acf->follow_symlinks != NULL
&& !nxt_conf_get_boolean(acf->follow_symlinks))
{
conf->resolve |= RESOLVE_NO_SYMLINKS;
}
if (acf->traverse_mounts != NULL
&& !nxt_conf_get_boolean(acf->traverse_mounts))
{
conf->resolve |= RESOLVE_NO_XDEV;
}
#endif
if (acf->types != NULL) {
conf->types = nxt_http_route_types_rule_create(task, mp, acf->types);
if (nxt_slow_path(conf->types == NULL)) {
return NXT_ERROR;
}
}
if (acf->fallback != NULL) {
action->fallback = nxt_mp_alloc(mp, sizeof(nxt_http_action_t));
if (nxt_slow_path(action->fallback == NULL)) {
return NXT_ERROR;
}
return nxt_http_action_init(task, tmcf, acf->fallback,
action->fallback);
}
return NXT_OK;
}
static nxt_http_action_t *
nxt_http_static(nxt_task_t *task, nxt_http_request_t *r,
nxt_http_action_t *action)
{
nxt_bool_t need_body;
nxt_http_static_ctx_t *ctx;
if (nxt_slow_path(!nxt_str_eq(r->method, "GET", 3))) {
if (!nxt_str_eq(r->method, "HEAD", 4)) {
if (action->fallback != NULL) {
if (nxt_slow_path(r->log_route)) {
nxt_log(task, NXT_LOG_NOTICE, "\"fallback\" taken");
}
return action->fallback;
}
nxt_http_request_error(task, r, NXT_HTTP_METHOD_NOT_ALLOWED);
return NULL;
}
need_body = 0;
} else {
need_body = 1;
}
ctx = nxt_mp_zget(r->mem_pool, sizeof(nxt_http_static_ctx_t));
if (nxt_slow_path(ctx == NULL)) {
nxt_http_request_error(task, r, NXT_HTTP_INTERNAL_SERVER_ERROR);
return NULL;
}
ctx->action = action;
ctx->need_body = need_body;
nxt_http_static_iterate(task, r, ctx);
return NULL;
}
static void
nxt_http_static_iterate(nxt_task_t *task, nxt_http_request_t *r,
nxt_http_static_ctx_t *ctx)
{
nxt_int_t ret;
nxt_router_conf_t *rtcf;
nxt_http_static_conf_t *conf;
nxt_http_static_share_t *share;
conf = ctx->action->u.conf;
share = &conf->shares[ctx->share_idx];
#if (NXT_DEBUG)
nxt_str_t shr;
nxt_str_t idx;
nxt_tstr_str(share->tstr, &shr);
idx = conf->index;
#if (NXT_HAVE_OPENAT2)
nxt_str_t chr;
if (conf->chroot != NULL) {
nxt_tstr_str(conf->chroot, &chr);
} else {
nxt_str_set(&chr, "");
}
nxt_debug(task, "http static: \"%V\", index: \"%V\" (chroot: \"%V\")",
&shr, &idx, &chr);
#else
nxt_debug(task, "http static: \"%V\", index: \"%V\"", &shr, &idx);
#endif
#endif /* NXT_DEBUG */
if (share->is_const) {
nxt_tstr_str(share->tstr, &ctx->share);
#if (NXT_HAVE_OPENAT2)
if (conf->chroot != NULL && ctx->share_idx == 0) {
nxt_tstr_str(conf->chroot, &ctx->chroot);
}
#endif
} else {
rtcf = r->conf->socket_conf->router_conf;
ret = nxt_tstr_query_init(&r->tstr_query, rtcf->tstr_state,
&r->tstr_cache, r, r->mem_pool);
if (nxt_slow_path(ret != NXT_OK)) {
goto fail;
}
ret = nxt_tstr_query(task, r->tstr_query, share->tstr, &ctx->share);
if (nxt_slow_path(ret != NXT_OK)) {
goto fail;
}
#if (NXT_HAVE_OPENAT2)
if (conf->chroot != NULL && ctx->share_idx == 0) {
ret = nxt_tstr_query(task, r->tstr_query, conf->chroot,
&ctx->chroot);
if (nxt_slow_path(ret != NXT_OK)) {
goto fail;
}
}
#endif
}
nxt_http_static_send(task, r, ctx);
return;
fail:
nxt_http_request_error(task, r, NXT_HTTP_INTERNAL_SERVER_ERROR);
}
static void
nxt_http_static_send(nxt_task_t *task, nxt_http_request_t *r,
nxt_http_static_ctx_t *ctx)
{
size_t length, encode;
u_char *p, *fname;
struct tm tm;
nxt_buf_t *fb;
nxt_int_t ret;
nxt_str_t *shr, *index, exten, *mtype;
nxt_uint_t level;
nxt_file_t *f, file;
nxt_file_info_t fi;
nxt_http_field_t *field;
nxt_http_status_t status;
nxt_router_conf_t *rtcf;
nxt_http_action_t *action;
nxt_work_handler_t body_handler;
nxt_http_static_conf_t *conf;
action = ctx->action;
conf = action->u.conf;
rtcf = r->conf->socket_conf->router_conf;
f = NULL;
mtype = NULL;
shr = &ctx->share;
index = &conf->index;
if (shr->start[shr->length - 1] == '/') {
nxt_http_static_extract_extension(index, &exten);
length = shr->length + index->length;
fname = nxt_mp_nget(r->mem_pool, length + 1);
if (nxt_slow_path(fname == NULL)) {
goto fail;
}
p = fname;
p = nxt_cpymem(p, shr->start, shr->length);
p = nxt_cpymem(p, index->start, index->length);
*p = '\0';
} else {
if (conf->types == NULL) {
nxt_str_null(&exten);
} else {
nxt_http_static_extract_extension(shr, &exten);
mtype = nxt_http_static_mtype_get(&rtcf->mtypes_hash, &exten);
ret = nxt_http_route_test_rule(r, conf->types, mtype->start,
mtype->length);
if (nxt_slow_path(ret == NXT_ERROR)) {
goto fail;
}
if (ret == 0) {
nxt_http_static_next(task, r, ctx, NXT_HTTP_FORBIDDEN);
return;
}
}
fname = ctx->share.start;
}
nxt_memzero(&file, sizeof(nxt_file_t));
file.name = fname;
#if (NXT_HAVE_OPENAT2)
if (conf->resolve != 0 || ctx->chroot.length > 0) {
nxt_str_t *chr;
nxt_uint_t resolve;
nxt_http_static_share_t *share;
share = &conf->shares[ctx->share_idx];
resolve = conf->resolve;
chr = &ctx->chroot;
if (chr->length > 0) {
resolve |= RESOLVE_IN_ROOT;
fname = share->is_const
? share->fname
: nxt_http_static_chroot_match(chr->start, file.name);
if (fname != NULL) {
file.name = chr->start;
ret = nxt_file_open(task, &file, NXT_FILE_SEARCH, NXT_FILE_OPEN,
0);
} else {
file.error = NXT_EACCES;
ret = NXT_ERROR;
}
} else if (fname[0] == '/') {
file.name = (u_char *) "/";
ret = nxt_file_open(task, &file, NXT_FILE_SEARCH, NXT_FILE_OPEN, 0);
} else {
file.name = (u_char *) ".";
file.fd = AT_FDCWD;
ret = NXT_OK;
}
if (nxt_fast_path(ret == NXT_OK)) {
nxt_file_t af;
af = file;
nxt_memzero(&file, sizeof(nxt_file_t));
file.name = fname;
ret = nxt_file_openat2(task, &file, NXT_FILE_RDONLY,
NXT_FILE_OPEN, 0, af.fd, resolve);
if (af.fd != AT_FDCWD) {
nxt_file_close(task, &af);
}
}
} else {
ret = nxt_file_open(task, &file, NXT_FILE_RDONLY, NXT_FILE_OPEN, 0);
}
#else
ret = nxt_file_open(task, &file, NXT_FILE_RDONLY, NXT_FILE_OPEN, 0);
#endif
if (nxt_slow_path(ret != NXT_OK)) {
switch (file.error) {
/*
* For Unix domain sockets "errno" is set to:
* - ENXIO on Linux;
* - EOPNOTSUPP on *BSD, MacOSX, and Solaris.
*/
case NXT_ENOENT:
case NXT_ENOTDIR:
case NXT_ENAMETOOLONG:
#if (NXT_LINUX)
case NXT_ENXIO:
#else
case NXT_EOPNOTSUPP:
#endif
level = NXT_LOG_ERR;
status = NXT_HTTP_NOT_FOUND;
break;
case NXT_EACCES:
#if (NXT_HAVE_OPENAT2)
case NXT_ELOOP:
case NXT_EXDEV:
#endif
level = NXT_LOG_ERR;
status = NXT_HTTP_FORBIDDEN;
break;
default:
level = NXT_LOG_ALERT;
status = NXT_HTTP_INTERNAL_SERVER_ERROR;
break;
}
if (status != NXT_HTTP_NOT_FOUND) {
#if (NXT_HAVE_OPENAT2)
nxt_str_t *chr = &ctx->chroot;
if (chr->length > 0) {
nxt_log(task, level, "opening \"%s\" at \"%V\" failed %E",
fname, chr, file.error);
} else {
nxt_log(task, level, "opening \"%s\" failed %E",
fname, file.error);
}
#else
nxt_log(task, level, "opening \"%s\" failed %E", fname, file.error);
#endif
}
if (level == NXT_LOG_ERR) {
nxt_http_static_next(task, r, ctx, status);
return;
}
goto fail;
}
f = nxt_mp_get(r->mem_pool, sizeof(nxt_file_t));
if (nxt_slow_path(f == NULL)) {
nxt_file_close(task, &file);
goto fail;
}
*f = file;
ret = nxt_file_info(f, &fi);
if (nxt_slow_path(ret != NXT_OK)) {
goto fail;
}
if (nxt_fast_path(nxt_is_file(&fi))) {
r->status = NXT_HTTP_OK;
r->resp.content_length_n = nxt_file_size(&fi);
field = nxt_list_zero_add(r->resp.fields);
if (nxt_slow_path(field == NULL)) {
goto fail;
}
nxt_http_field_name_set(field, "Last-Modified");
p = nxt_mp_nget(r->mem_pool, NXT_HTTP_DATE_LEN);
if (nxt_slow_path(p == NULL)) {
goto fail;
}
nxt_localtime(nxt_file_mtime(&fi), &tm);
field->value = p;
field->value_length = nxt_http_date(p, &tm) - p;
field = nxt_list_zero_add(r->resp.fields);
if (nxt_slow_path(field == NULL)) {
goto fail;
}
nxt_http_field_name_set(field, "ETag");
length = NXT_TIME_T_HEXLEN + NXT_OFF_T_HEXLEN + 3;
p = nxt_mp_nget(r->mem_pool, length);
if (nxt_slow_path(p == NULL)) {
goto fail;
}
field->value = p;
field->value_length = nxt_sprintf(p, p + length, "\"%xT-%xO\"",
nxt_file_mtime(&fi),
nxt_file_size(&fi))
- p;
if (exten.start == NULL) {
nxt_http_static_extract_extension(shr, &exten);
}
if (mtype == NULL) {
mtype = nxt_http_static_mtype_get(&rtcf->mtypes_hash, &exten);
}
if (mtype->length != 0) {
field = nxt_list_zero_add(r->resp.fields);
if (nxt_slow_path(field == NULL)) {
goto fail;
}
nxt_http_field_name_set(field, "Content-Type");
field->value = mtype->start;
field->value_length = mtype->length;
}
r->resp.mime_type = mtype;
if (ctx->need_body && nxt_file_size(&fi) > 0) {
ret = nxt_http_comp_check_compression(task, r);
if (ret == NXT_HTTP_NOT_ACCEPTABLE) {
nxt_http_request_error(task, r, NXT_HTTP_NOT_ACCEPTABLE);
return;
} else if (ret != NXT_OK) {
goto fail;
}
if (nxt_http_comp_wants_compression()) {
size_t out_total;
nxt_int_t ret;
ret = nxt_http_comp_compress_static_response(
task, &f, &fi,
NXT_HTTP_STATIC_BUF_SIZE,
&out_total);
if (ret == NXT_ERROR) {
goto fail;
}
ret = nxt_file_info(f, &fi);
if (nxt_slow_path(ret != NXT_OK)) {
goto fail;
}
r->resp.content_length_n = out_total;
}
fb = nxt_mp_zget(r->mem_pool, NXT_BUF_FILE_SIZE);
if (nxt_slow_path(fb == NULL)) {
goto fail;
}
fb->file = f;
fb->file_end = nxt_file_size(&fi);
r->out = fb;
body_handler = &nxt_http_static_body_handler;
} else {
nxt_file_close(task, f);
body_handler = NULL;
}
} else {
/* Not a file. */
nxt_file_close(task, f);
if (nxt_slow_path(!nxt_is_dir(&fi)
|| shr->start[shr->length - 1] == '/'))
{
nxt_log(task, NXT_LOG_ERR, "\"%FN\" is not a regular file",
f->name);
nxt_http_static_next(task, r, ctx, NXT_HTTP_NOT_FOUND);
return;
}
f = NULL;
r->status = NXT_HTTP_MOVED_PERMANENTLY;
r->resp.content_length_n = 0;
field = nxt_list_zero_add(r->resp.fields);
if (nxt_slow_path(field == NULL)) {
goto fail;
}
nxt_http_field_name_set(field, "Location");
encode = nxt_encode_uri(NULL, r->path->start, r->path->length);
length = r->path->length + encode * 2 + 1;
if (r->args->length > 0) {
length += 1 + r->args->length;
}
p = nxt_mp_nget(r->mem_pool, length);
if (nxt_slow_path(p == NULL)) {
goto fail;
}
field->value = p;
field->value_length = length;
if (encode > 0) {
p = (u_char *) nxt_encode_uri(p, r->path->start, r->path->length);
} else {
p = nxt_cpymem(p, r->path->start, r->path->length);
}
*p++ = '/';
if (r->args->length > 0) {
*p++ = '?';
nxt_memcpy(p, r->args->start, r->args->length);
}
body_handler = NULL;
}
nxt_http_request_header_send(task, r, body_handler, NULL);
r->state = &nxt_http_static_send_state;
return;
fail:
if (f != NULL) {
nxt_file_close(task, f);
}
nxt_http_request_error(task, r, NXT_HTTP_INTERNAL_SERVER_ERROR);
}
static void
nxt_http_static_next(nxt_task_t *task, nxt_http_request_t *r,
nxt_http_static_ctx_t *ctx, nxt_http_status_t status)
{
nxt_http_action_t *action;
nxt_http_static_conf_t *conf;
action = ctx->action;
conf = action->u.conf;
ctx->share_idx++;
if (ctx->share_idx < conf->nshares) {
nxt_http_static_iterate(task, r, ctx);
return;
}
if (action->fallback != NULL) {
if (nxt_slow_path(r->log_route)) {
nxt_log(task, NXT_LOG_NOTICE, "\"fallback\" taken");
}
r->action = action->fallback;
nxt_http_request_action(task, r, action->fallback);
return;
}
nxt_http_request_error(task, r, status);
}
#if (NXT_HAVE_OPENAT2)
static u_char *
nxt_http_static_chroot_match(u_char *chr, u_char *shr)
{
if (*chr != *shr) {
return NULL;
}
chr++;
shr++;
for ( ;; ) {
if (*shr == '\0') {
return NULL;
}
if (*chr == *shr) {
chr++;
shr++;
continue;
}
if (*chr == '\0') {
break;
}
if (*chr == '/') {
if (chr[-1] == '/') {
chr++;
continue;
}
} else if (*shr == '/') {
if (shr[-1] == '/') {
shr++;
continue;
}
}
return NULL;
}
if (shr[-1] != '/' && *shr != '/') {
return NULL;
}
while (*shr == '/') {
shr++;
}
return (*shr != '\0') ? shr : NULL;
}
#endif
static void
nxt_http_static_extract_extension(nxt_str_t *path, nxt_str_t *exten)
{
u_char ch, *p, *end;
end = path->start + path->length;
p = end;
while (p > path->start) {
p--;
ch = *p;
switch (ch) {
case '/':
p++;
/* Fall through. */
case '.':
goto extension;
}
}
extension:
exten->length = end - p;
exten->start = p;
}
static void
nxt_http_static_body_handler(nxt_task_t *task, void *obj, void *data)
{
size_t alloc;
nxt_buf_t *fb, *b, **next, *out;
nxt_off_t rest;
nxt_int_t n;
nxt_work_queue_t *wq;
nxt_http_request_t *r;
r = obj;
fb = r->out;
rest = fb->file_end - fb->file_pos;
out = NULL;
next = &out;
n = 0;
do {
alloc = nxt_min(rest, NXT_HTTP_STATIC_BUF_SIZE);
b = nxt_buf_mem_alloc(r->mem_pool, alloc, 0);
if (nxt_slow_path(b == NULL)) {
goto fail;
}
b->completion_handler = nxt_http_static_buf_completion;
b->parent = r;
nxt_mp_retain(r->mem_pool);
*next = b;
next = &b->next;
rest -= alloc;
} while (rest > 0 && ++n < NXT_HTTP_STATIC_BUF_COUNT);
wq = &task->thread->engine->fast_work_queue;
nxt_sendbuf_drain(task, wq, out);
return;
fail:
while (out != NULL) {
b = out;
out = b->next;
nxt_mp_free(r->mem_pool, b);
nxt_mp_release(r->mem_pool);
}
}
static const nxt_http_request_state_t nxt_http_static_send_state
nxt_aligned(64) =
{
.error_handler = nxt_http_request_error_handler,
};
static void
nxt_http_static_buf_completion(nxt_task_t *task, void *obj, void *data)
{
ssize_t n, size;
nxt_buf_t *b, *fb, *next;
nxt_off_t rest;
nxt_http_request_t *r;
b = obj;
r = data;
complete_buf:
fb = r->out;
if (nxt_slow_path(fb == NULL || r->error)) {
goto clean;
}
rest = fb->file_end - fb->file_pos;
size = nxt_buf_mem_size(&b->mem);
size = nxt_min(rest, (nxt_off_t) size);
n = nxt_file_read(fb->file, b->mem.start, size, fb->file_pos);
if (nxt_slow_path(n == NXT_ERROR)) {
nxt_http_request_error_handler(task, r, r->proto.any);
goto clean;
}
next = b->next;
if (n == rest) {
nxt_file_close(task, fb->file);
r->out = NULL;
b->next = nxt_http_buf_last(r);
} else {
fb->file_pos += n;
b->next = NULL;
}
b->mem.pos = b->mem.start;
b->mem.free = b->mem.pos + n;
nxt_http_request_send(task, r, b);
if (next != NULL) {
b = next;
goto complete_buf;
}
return;
clean:
do {
next = b->next;
nxt_mp_free(r->mem_pool, b);
nxt_mp_release(r->mem_pool);
b = next;
} while (b != NULL);
if (fb != NULL) {
nxt_file_close(task, fb->file);
r->out = NULL;
}
}
nxt_int_t
nxt_http_static_mtypes_init(nxt_mp_t *mp, nxt_lvlhsh_t *hash)
{
nxt_str_t *type, exten;
nxt_int_t ret;
nxt_uint_t i;
static const struct {
nxt_str_t type;
const char *exten;
} default_types[] = {
{ nxt_string("text/html"), ".html" },
{ nxt_string("text/html"), ".htm" },
{ nxt_string("text/css"), ".css" },
{ nxt_string("image/svg+xml"), ".svg" },
{ nxt_string("image/webp"), ".webp" },
{ nxt_string("image/png"), ".png" },
{ nxt_string("image/apng"), ".apng" },
{ nxt_string("image/jpeg"), ".jpeg" },
{ nxt_string("image/jpeg"), ".jpg" },
{ nxt_string("image/gif"), ".gif" },
{ nxt_string("image/x-icon"), ".ico" },
{ nxt_string("image/avif"), ".avif" },
{ nxt_string("image/avif-sequence"), ".avifs" },
{ nxt_string("font/woff"), ".woff" },
{ nxt_string("font/woff2"), ".woff2" },
{ nxt_string("font/otf"), ".otf" },
{ nxt_string("font/ttf"), ".ttf" },
{ nxt_string("text/plain"), ".txt" },
{ nxt_string("text/markdown"), ".md" },
{ nxt_string("text/x-rst"), ".rst" },
{ nxt_string("application/javascript"), ".js" },
{ nxt_string("application/javascript"), ".mjs" },
{ nxt_string("application/json"), ".json" },
{ nxt_string("application/xml"), ".xml" },
{ nxt_string("application/rss+xml"), ".rss" },
{ nxt_string("application/atom+xml"), ".atom" },
{ nxt_string("application/pdf"), ".pdf" },
{ nxt_string("application/zip"), ".zip" },
{ nxt_string("audio/mpeg"), ".mp3" },