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local_handler: Return early when not static

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Lorenz Stechauner
2024-02-07 11:55:17 +01:00
parent b26e80f18a
commit e97809253a
1 changed files with 89 additions and 89 deletions
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178
src/worker/local_handler.c
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@ -155,97 +155,97 @@ static int local_handler(client_ctx_t *ctx) {
return 0;
}
if (uri->is_static) {
res->status = http_get_status(200);
cache_init_uri(ctx->conf->cache, uri);
http_add_header_field(&res->hdr, "Accept-Ranges", mime_is_text(uri->meta->type) ? "bytes, lines" : "bytes");
if (!streq(req->method, "GET") && !streq(req->method, "HEAD")) {
res->status = http_get_status(405);
return 0;
}
if (http_get_header_field(&req->hdr, "Content-Length") != NULL || http_get_header_field(&req->hdr, "Transfer-Encoding") != NULL) {
res->status = http_get_status(400);
sprintf(err_msg, "A GET request must not contain a payload");
return 0;
}
const char *last_modified = http_format_date(uri->meta->mtime, buf1, sizeof(buf1));
http_add_header_field(&res->hdr, "Last-Modified", last_modified);
sprintf(buf2, "%s; charset=%s", uri->meta->type, uri->meta->charset);
http_add_header_field(&res->hdr, "Content-Type", buf2);
const char *accept_encoding = http_get_header_field(&req->hdr, "Accept-Encoding");
int enc = 0;
if (accept_encoding != NULL) {
if (uri->meta->filename_comp_br[0] != 0 && strcontains(accept_encoding, "br")) {
ctx->file = fopen(uri->meta->filename_comp_br, "rb");
if (ctx->file == NULL) {
cache_mark_dirty(ctx->conf->cache, uri->filename);
errno = 0;
} else {
http_add_header_field(&res->hdr, "Content-Encoding", "br");
enc = COMPRESS_BR;
}
} else if (uri->meta->filename_comp_gz[0] != 0 && strcontains(accept_encoding, "gzip")) {
ctx->file = fopen(uri->meta->filename_comp_gz, "rb");
if (ctx->file == NULL) {
cache_mark_dirty(ctx->conf->cache, uri->filename);
errno = 0;
} else {
http_add_header_field(&res->hdr, "Content-Encoding", "gzip");
enc = COMPRESS_GZ;
}
}
if (enc != 0) {
http_add_header_field(&res->hdr, "Vary", "Accept-Encoding");
}
}
if (uri->meta->etag[0] != 0) {
strcpy(buf1, uri->meta->etag);
if (enc) {
strcat(buf1, "-");
strcat(buf1, (enc & COMPRESS_BR) ? "br" : (enc & COMPRESS_GZ) ? "gzip" : "");
}
http_add_header_field(&res->hdr, "ETag", buf1);
}
http_add_header_field(&res->hdr, "Cache-Control", mime_is_text(uri->meta->type) ? "public, max-age=3600" : "public, max-age=86400");
const char *if_modified_since = http_get_header_field(&req->hdr, "If-Modified-Since");
const char *if_none_match = http_get_header_field(&req->hdr, "If-None-Match");
if ((if_none_match != NULL && !strcontains(if_none_match, uri->meta->etag)) ||
(accept_if_modified_since && streq(if_modified_since, last_modified)))
{
res->status = http_get_status(304);
return 0;
}
if (http_get_header_field(&req->hdr, "Range") != NULL) {
if (range_handler(ctx) == 0) {
res->status = http_get_status(206);
} else {
if (ctx->file) {
fclose(ctx->file);
ctx->file = NULL;
}
http_remove_header_field(&res->hdr, "Content-Type", HTTP_REMOVE_ALL);
http_remove_header_field(&res->hdr, "Last-Modified", HTTP_REMOVE_ALL);
http_remove_header_field(&res->hdr, "ETag", HTTP_REMOVE_ALL);
http_remove_header_field(&res->hdr, "Cache-Control", HTTP_REMOVE_ALL);
res->status = http_get_status(416);
}
return 0;
}
if (ctx->file == NULL) ctx->file = fopen(uri->filename, "rb");
ctx->content_length = fsize(ctx->file);
} else {
if (!uri->is_static) {
return 1;
}
res->status = http_get_status(200);
cache_init_uri(ctx->conf->cache, uri);
http_add_header_field(&res->hdr, "Accept-Ranges", mime_is_text(uri->meta->type) ? "bytes, lines" : "bytes");
if (!streq(req->method, "GET") && !streq(req->method, "HEAD")) {
res->status = http_get_status(405);
return 0;
}
if (http_get_header_field(&req->hdr, "Content-Length") != NULL || http_get_header_field(&req->hdr, "Transfer-Encoding") != NULL) {
res->status = http_get_status(400);
sprintf(err_msg, "A GET request must not contain a payload");
return 0;
}
const char *last_modified = http_format_date(uri->meta->mtime, buf1, sizeof(buf1));
http_add_header_field(&res->hdr, "Last-Modified", last_modified);
sprintf(buf2, "%s; charset=%s", uri->meta->type, uri->meta->charset);
http_add_header_field(&res->hdr, "Content-Type", buf2);
const char *accept_encoding = http_get_header_field(&req->hdr, "Accept-Encoding");
int enc = 0;
if (accept_encoding != NULL) {
if (uri->meta->filename_comp_br[0] != 0 && strcontains(accept_encoding, "br")) {
ctx->file = fopen(uri->meta->filename_comp_br, "rb");
if (ctx->file == NULL) {
cache_mark_dirty(ctx->conf->cache, uri->filename);
errno = 0;
} else {
http_add_header_field(&res->hdr, "Content-Encoding", "br");
enc = COMPRESS_BR;
}
} else if (uri->meta->filename_comp_gz[0] != 0 && strcontains(accept_encoding, "gzip")) {
ctx->file = fopen(uri->meta->filename_comp_gz, "rb");
if (ctx->file == NULL) {
cache_mark_dirty(ctx->conf->cache, uri->filename);
errno = 0;
} else {
http_add_header_field(&res->hdr, "Content-Encoding", "gzip");
enc = COMPRESS_GZ;
}
}
if (enc != 0) {
http_add_header_field(&res->hdr, "Vary", "Accept-Encoding");
}
}
if (uri->meta->etag[0] != 0) {
strcpy(buf1, uri->meta->etag);
if (enc) {
strcat(buf1, "-");
strcat(buf1, (enc & COMPRESS_BR) ? "br" : (enc & COMPRESS_GZ) ? "gzip" : "");
}
http_add_header_field(&res->hdr, "ETag", buf1);
}
http_add_header_field(&res->hdr, "Cache-Control", mime_is_text(uri->meta->type) ? "public, max-age=3600" : "public, max-age=86400");
const char *if_modified_since = http_get_header_field(&req->hdr, "If-Modified-Since");
const char *if_none_match = http_get_header_field(&req->hdr, "If-None-Match");
if ((if_none_match != NULL && !strcontains(if_none_match, uri->meta->etag)) ||
(accept_if_modified_since && streq(if_modified_since, last_modified)))
{
res->status = http_get_status(304);
return 0;
}
if (http_get_header_field(&req->hdr, "Range") != NULL) {
if (range_handler(ctx) == 0) {
res->status = http_get_status(206);
} else {
if (ctx->file) {
fclose(ctx->file);
ctx->file = NULL;
}
http_remove_header_field(&res->hdr, "Content-Type", HTTP_REMOVE_ALL);
http_remove_header_field(&res->hdr, "Last-Modified", HTTP_REMOVE_ALL);
http_remove_header_field(&res->hdr, "ETag", HTTP_REMOVE_ALL);
http_remove_header_field(&res->hdr, "Cache-Control", HTTP_REMOVE_ALL);
res->status = http_get_status(416);
}
return 0;
}
if (ctx->file == NULL) ctx->file = fopen(uri->filename, "rb");
ctx->content_length = fsize(ctx->file);
return 0;
}