static ngx_int_t
ngx_http_dav_copy_dir(ngx_tree_ctx_t *ctx, ngx_str_t *path)
{
u_char *p, *dir;
size_t len;
ngx_http_dav_copy_ctx_t *copy;
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0,
"http copy dir: \"%s\"", path->data);
copy = ctx->data;
len = copy->path.len + path->len;
dir = ngx_alloc(len + 1, ctx->log);
if (dir == NULL) {
return NGX_ABORT;
}
p = ngx_cpymem(dir, copy->path.data, copy->path.len);
(void) ngx_cpystrn(p, path->data + copy->len, path->len - copy->len + 1);
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0,
"http copy dir to: \"%s\"", dir);
if (ngx_create_dir(dir, ngx_dir_access(ctx->access)) == NGX_FILE_ERROR) {
(void) ngx_http_dav_error(ctx->log, ngx_errno, 0, ngx_create_dir_n,
dir);
}
ngx_free(dir);
return NGX_OK;
}
int ngx_create_path(ngx_file_t *file, ngx_path_t *path)
{
int i, pos;
ngx_err_t err;
pos = path->name.len;
for (i = 0; i < 3; i++) {
if (path->level[i] == 0) {
break;
}
pos += path->level[i] + 1;
file->name.data[pos] = '\0';
ngx_log_debug1(NGX_LOG_DEBUG_CORE, file->log, 0,
"temp file: \"%s\"", file->name.data);
if (ngx_create_dir(file->name.data) == NGX_FILE_ERROR) {
err = ngx_errno;
if (err != NGX_EEXIST) {
ngx_log_error(NGX_LOG_CRIT, file->log, err,
ngx_create_dir_n " \"%s\" failed",
file->name.data);
return NGX_ERROR;
}
}
file->name.data[pos] = '/';
}
return NGX_OK;
}
ngx_err_t
ngx_create_full_path(u_char *dir, ngx_uint_t access)
{
u_char *p, ch;
ngx_err_t err;
for (p = dir + 1; *p; p++) {
ch = *p;
if (ch != '/') {
continue;
}
*p = '\0';
if (ngx_create_dir(dir, access) == NGX_FILE_ERROR) {
err = ngx_errno;
if (err != NGX_EEXIST) {
return err;
}
}
*p = '/';
}
return 0;
}
static ngx_int_t
ngx_http_groonga_mkdir_p(ngx_log_t *log, const char *dir_name)
{
char sub_path[PATH_MAX];
size_t i, dir_name_length;
dir_name_length = strlen(dir_name);
sub_path[0] = dir_name[0];
for (i = 1; i < dir_name_length + 1; i++) {
if (dir_name[i] == '/' || dir_name[i] == '\0') {
struct stat stat_buffer;
sub_path[i] = '\0';
if (stat(sub_path, &stat_buffer) == -1) {
if (ngx_create_dir(sub_path, 0700) == -1) {
ngx_log_error(NGX_LOG_EMERG, log, 0,
"failed to create directory: %s (%s): %s",
sub_path, dir_name,
strerror(errno));
return NGX_ERROR;
}
}
}
sub_path[i] = dir_name[i];
}
return NGX_OK;
}
static void
ngx_pipe_create_subdirs(char *filename, ngx_cycle_t *cycle)
{
ngx_file_info_t stat_buf;
char dirname[1024];
char *p;
for (p = filename; (p = strchr(p, '/')); p++)
{
if (p == filename) {
continue; // Don't bother with the root directory
}
ngx_memcpy(dirname, filename, p - filename);
dirname[p-filename] = '\0';
if (ngx_file_info(dirname, &stat_buf) < 0) {
if (errno != ENOENT) {
ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
"stat [%s] failed", dirname);
exit(2);
} else {
if ((ngx_create_dir(dirname, NGX_PIPE_DIR_ACCESS) < 0) && (errno != EEXIST)) {
ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
"mkdir [%s] failed", dirname);
exit(2);
}
}
}
}
}
static ngx_int_t
ngx_http_dav_mkcol_handler(ngx_http_request_t *r, ngx_http_dav_loc_conf_t *dlcf)
{
u_char *p;
size_t root;
ngx_str_t path;
if (r->headers_in.content_length_n > 0) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"MKCOL with body is unsupported");
return NGX_HTTP_UNSUPPORTED_MEDIA_TYPE;
}
if (r->uri.data[r->uri.len - 1] != '/') {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"MKCOL can create a collection only");
return NGX_HTTP_CONFLICT;
}
p = ngx_http_map_uri_to_path(r, &path, &root, 0);
if (p == NULL) {
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
*(p - 1) = '\0';
r->uri.len--;
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"http mkcol path: \"%s\"", path.data);
if (ngx_create_dir(path.data, ngx_dir_access(dlcf->access))
!= NGX_FILE_ERROR)
{
if (ngx_http_dav_location(r, path.data) != NGX_OK) {
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
return NGX_HTTP_CREATED;
}
return ngx_http_dav_error(r->connection->log, ngx_errno,
NGX_HTTP_CONFLICT, ngx_create_dir_n, path.data);
}
ngx_err_t
ngx_create_full_path(u_char *dir, ngx_uint_t access)
{
u_char *p, ch;
ngx_err_t err;
err = 0;
#if (NGX_WIN32)
//deleted by fangpeng
#else
p = dir + 1;
#endif
for ( /* void */ ; *p; p++) {
ch = *p;
if (ch != '/') {
continue;
}
*p = '\0';
if (ngx_create_dir(dir, access) == NGX_FILE_ERROR) {
err = ngx_errno;
switch (err) {
case NGX_EEXIST:
err = 0;
case NGX_EACCES:
break;
default:
return err;
}
}
*p = '/';
}
return err;
}
static ngx_int_t
ngx_http_fsutil_create_dir_if_not_found( ngx_log_t *log, char *path )
{
ngx_file_info_t fi;
ngx_int_t rc;
if ( ngx_file_info( path, &fi ) == NGX_FILE_ERROR ) {
rc = ngx_create_dir( path, 0700 );
if ( 0 != rc ) {
ngx_log_error(NGX_LOG_ERR, log, 0,
"creating dir failed:%s", path);
/* TODO elaborate error */
return rc;
}
}
else {
if ( ! ngx_is_dir( &fi ) ) {
return NGX_ENOTDIR;
}
/*
* if ( ngx_is_dir( &fi ) ) {
* return NGX_OK;
* }
* else if ( ngx_is_file( &fi ) || ngx_is_link( &fi ) ) {
* ngx_log_error(NGX_LOG_ERR, log, 0,
* "Normal file or link as path element:%s", path);
* [> TODO elaborate error <]
* return NGX_ENOTDIR;
* }
* else {
* [> TODO elaborate error <]
* return NGX_ENOTDIR;
* }
*/
}
return NGX_OK;
}
static ngx_int_t
ngx_http_dav_copy_move_handler(ngx_http_request_t *r)
{
u_char *p, *host, *last, ch;
size_t len, root;
ngx_err_t err;
ngx_int_t rc, depth;
ngx_uint_t overwrite, slash, dir, flags;
ngx_str_t path, uri, duri, args;
ngx_tree_ctx_t tree;
ngx_copy_file_t cf;
ngx_file_info_t fi;
ngx_table_elt_t *dest, *over;
ngx_ext_rename_file_t ext;
ngx_http_dav_copy_ctx_t copy;
ngx_http_dav_loc_conf_t *dlcf;
if (r->headers_in.content_length_n > 0) {
return NGX_HTTP_UNSUPPORTED_MEDIA_TYPE;
}
dest = r->headers_in.destination;
if (dest == NULL) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"client sent no \"Destination\" header");
return NGX_HTTP_BAD_REQUEST;
}
p = dest->value.data;
/* there is always '\0' even after empty header value */
if (p[0] == '/') {
last = p + dest->value.len;
goto destination_done;
}
len = r->headers_in.server.len;
if (len == 0) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"client sent no \"Host\" header");
return NGX_HTTP_BAD_REQUEST;
}
#if (NGX_HTTP_SSL)
if (r->connection->ssl) {
if (ngx_strncmp(dest->value.data, "https://", sizeof("https://") - 1)
!= 0)
{
goto invalid_destination;
}
host = dest->value.data + sizeof("https://") - 1;
} else
#endif
{
if (ngx_strncmp(dest->value.data, "http://", sizeof("http://") - 1)
!= 0)
{
goto invalid_destination;
}
host = dest->value.data + sizeof("http://") - 1;
}
if (ngx_strncmp(host, r->headers_in.server.data, len) != 0) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"\"Destination\" URI \"%V\" is handled by "
"different repository than the source URI",
&dest->value);
return NGX_HTTP_BAD_REQUEST;
}
last = dest->value.data + dest->value.len;
for (p = host + len; p < last; p++) {
if (*p == '/') {
goto destination_done;
}
}
invalid_destination:
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"client sent invalid \"Destination\" header: \"%V\"",
&dest->value);
return NGX_HTTP_BAD_REQUEST;
destination_done:
duri.len = last - p;
duri.data = p;
flags = NGX_HTTP_LOG_UNSAFE;
if (ngx_http_parse_unsafe_uri(r, &duri, &args, &flags) != NGX_OK) {
goto invalid_destination;
}
if ((r->uri.data[r->uri.len - 1] == '/' && *(last - 1) != '/')
|| (r->uri.data[r->uri.len - 1] != '/' && *(last - 1) == '/'))
{
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"both URI \"%V\" and \"Destination\" URI \"%V\" "
"should be either collections or non-collections",
&r->uri, &dest->value);
return NGX_HTTP_CONFLICT;
}
depth = ngx_http_dav_depth(r, NGX_HTTP_DAV_INFINITY_DEPTH);
if (depth != NGX_HTTP_DAV_INFINITY_DEPTH) {
if (r->method == NGX_HTTP_COPY) {
if (depth != 0) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"\"Depth\" header must be 0 or infinity");
return NGX_HTTP_BAD_REQUEST;
}
} else {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"\"Depth\" header must be infinity");
return NGX_HTTP_BAD_REQUEST;
}
}
over = r->headers_in.overwrite;
if (over) {
if (over->value.len == 1) {
ch = over->value.data[0];
if (ch == 'T' || ch == 't') {
overwrite = 1;
goto overwrite_done;
}
if (ch == 'F' || ch == 'f') {
overwrite = 0;
goto overwrite_done;
}
}
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"client sent invalid \"Overwrite\" header: \"%V\"",
&over->value);
return NGX_HTTP_BAD_REQUEST;
}
overwrite = 1;
overwrite_done:
ngx_http_map_uri_to_path(r, &path, &root, 0);
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"http copy from: \"%s\"", path.data);
uri = r->uri;
r->uri = duri;
ngx_http_map_uri_to_path(r, ©.path, &root, 0);
r->uri = uri;
copy.path.len--; /* omit "\0" */
if (copy.path.data[copy.path.len - 1] == '/') {
slash = 1;
copy.path.len--;
copy.path.data[copy.path.len] = '\0';
} else {
slash = 0;
}
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"http copy to: \"%s\"", copy.path.data);
if (ngx_link_info(copy.path.data, &fi) == NGX_FILE_ERROR) {
err = ngx_errno;
if (err != NGX_ENOENT) {
return ngx_http_dav_error(r->connection->log, err,
NGX_HTTP_NOT_FOUND, ngx_link_info_n,
copy.path.data);
}
/* destination does not exist */
overwrite = 0;
dir = 0;
} else {
/* destination exists */
if (ngx_is_dir(&fi) && !slash) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"\"%V\" could not be %Ved to collection \"%V\"",
&r->uri, &r->method_name, &dest->value);
return NGX_HTTP_CONFLICT;
}
if (!overwrite) {
ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_EEXIST,
"\"%s\" could not be created", copy.path.data);
return NGX_HTTP_PRECONDITION_FAILED;
}
dir = ngx_is_dir(&fi);
}
if (ngx_link_info(path.data, &fi) == NGX_FILE_ERROR) {
return ngx_http_dav_error(r->connection->log, ngx_errno,
NGX_HTTP_NOT_FOUND, ngx_link_info_n,
path.data);
}
if (ngx_is_dir(&fi)) {
if (r->uri.data[r->uri.len - 1] != '/') {
ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
"\"%V\" is collection", &r->uri);
return NGX_HTTP_BAD_REQUEST;
}
if (overwrite) {
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"http delete: \"%s\"", copy.path.data);
rc = ngx_http_dav_delete_path(r, ©.path, dir);
if (rc != NGX_OK) {
return rc;
}
}
}
if (ngx_is_dir(&fi)) {
path.len -= 2; /* omit "/\0" */
if (r->method == NGX_HTTP_MOVE) {
if (ngx_rename_file(path.data, copy.path.data) != NGX_FILE_ERROR) {
return NGX_HTTP_CREATED;
}
}
if (ngx_create_dir(copy.path.data, ngx_file_access(&fi))
== NGX_FILE_ERROR)
{
return ngx_http_dav_error(r->connection->log, ngx_errno,
NGX_HTTP_NOT_FOUND,
ngx_create_dir_n, copy.path.data);
}
copy.len = path.len;
tree.init_handler = NULL;
tree.file_handler = ngx_http_dav_copy_tree_file;
tree.pre_tree_handler = ngx_http_dav_copy_dir;
tree.post_tree_handler = ngx_http_dav_copy_dir_time;
tree.spec_handler = ngx_http_dav_noop;
tree.data = ©
tree.alloc = 0;
tree.log = r->connection->log;
if (ngx_walk_tree(&tree, &path) == NGX_OK) {
if (r->method == NGX_HTTP_MOVE) {
rc = ngx_http_dav_delete_path(r, &path, 1);
if (rc != NGX_OK) {
return rc;
}
}
return NGX_HTTP_CREATED;
}
} else {
if (r->method == NGX_HTTP_MOVE) {
dlcf = ngx_http_get_module_loc_conf(r, ngx_http_dav_module);
ext.access = 0;
ext.path_access = dlcf->access;
ext.time = -1;
ext.create_path = 1;
ext.delete_file = 0;
ext.log = r->connection->log;
if (ngx_ext_rename_file(&path, ©.path, &ext) == NGX_OK) {
return NGX_HTTP_NO_CONTENT;
}
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
dlcf = ngx_http_get_module_loc_conf(r, ngx_http_dav_module);
cf.size = ngx_file_size(&fi);
cf.buf_size = 0;
cf.access = dlcf->access;
cf.time = ngx_file_mtime(&fi);
cf.log = r->connection->log;
if (ngx_copy_file(path.data, copy.path.data, &cf) == NGX_OK) {
return NGX_HTTP_NO_CONTENT;
}
}
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
ngx_int_t
ngx_create_paths(ngx_cycle_t *cycle, ngx_uid_t user)
{
ngx_err_t err;
ngx_uint_t i;
ngx_path_t **path;
path = cycle->paths.elts;
for (i = 0; i < cycle->paths.nelts; i++) {
if (ngx_create_dir(path[i]->name.data, 0700) == NGX_FILE_ERROR) {
err = ngx_errno;
if (err != NGX_EEXIST) {
ngx_log_error(NGX_LOG_EMERG, cycle->log, err,
ngx_create_dir_n " \"%s\" failed",
path[i]->name.data);
return NGX_ERROR;
}
}
if (user == (ngx_uid_t) NGX_CONF_UNSET_UINT) {
continue;
}
#if !(NGX_WIN32)
{
ngx_file_info_t fi;
if (ngx_file_info((const char *) path[i]->name.data, &fi)
== NGX_FILE_ERROR)
{
ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
ngx_file_info_n " \"%s\" failed", path[i]->name.data);
return NGX_ERROR;
}
if (fi.st_uid != user) {
if (chown((const char *) path[i]->name.data, user, -1) == -1) {
ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
"chown(\"%s\", %d) failed",
path[i]->name.data, user);
return NGX_ERROR;
}
}
if ((fi.st_mode & (S_IRUSR|S_IWUSR|S_IXUSR))
!= (S_IRUSR|S_IWUSR|S_IXUSR))
{
fi.st_mode |= (S_IRUSR|S_IWUSR|S_IXUSR);
if (chmod((const char *) path[i]->name.data, fi.st_mode) == -1) {
ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
"chmod() \"%s\" failed", path[i]->name.data);
return NGX_ERROR;
}
}
}
#endif
}
return NGX_OK;
}
static ngx_int_t
ngx_rtmp_dash_ensure_directory(ngx_rtmp_session_t *s)
{
size_t len;
ngx_file_info_t fi;
ngx_rtmp_dash_ctx_t *ctx;
ngx_rtmp_dash_app_conf_t *dacf;
static u_char path[NGX_MAX_PATH + 1];
dacf = ngx_rtmp_get_module_app_conf(s, ngx_rtmp_dash_module);
*ngx_snprintf(path, sizeof(path) - 1, "%V", &dacf->path) = 0;
if (ngx_file_info(path, &fi) == NGX_FILE_ERROR) {
if (ngx_errno != NGX_ENOENT) {
ngx_log_error(NGX_LOG_ERR, s->connection->log, ngx_errno,
"dash: " ngx_file_info_n " failed on '%V'",
&dacf->path);
return NGX_ERROR;
}
/* ENOENT */
if (ngx_create_dir(path, NGX_RTMP_DASH_DIR_ACCESS) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ERR, s->connection->log, ngx_errno,
"dash: " ngx_create_dir_n " failed on '%V'",
&dacf->path);
return NGX_ERROR;
}
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"dash: directory '%V' created", &dacf->path);
} else {
if (!ngx_is_dir(&fi)) {
ngx_log_error(NGX_LOG_ERR, s->connection->log, 0,
"dash: '%V' exists and is not a directory",
&dacf->path);
return NGX_ERROR;
}
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"dash: directory '%V' exists", &dacf->path);
}
if (!dacf->nested) {
return NGX_OK;
}
ctx = ngx_rtmp_get_module_ctx(s, ngx_rtmp_dash_module);
len = dacf->path.len;
if (dacf->path.data[len - 1] == '/') {
len--;
}
*ngx_snprintf(path, sizeof(path) - 1, "%*s/%V", len, dacf->path.data,
&ctx->name) = 0;
if (ngx_file_info(path, &fi) != NGX_FILE_ERROR) {
if (ngx_is_dir(&fi)) {
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"dash: directory '%s' exists", path);
return NGX_OK;
}
ngx_log_error(NGX_LOG_ERR, s->connection->log, 0,
"dash: '%s' exists and is not a directory", path);
return NGX_ERROR;
}
if (ngx_errno != NGX_ENOENT) {
ngx_log_error(NGX_LOG_ERR, s->connection->log, ngx_errno,
"dash: " ngx_file_info_n " failed on '%s'", path);
return NGX_ERROR;
}
/* NGX_ENOENT */
if (ngx_create_dir(path, NGX_RTMP_DASH_DIR_ACCESS) == NGX_FILE_ERROR) {
ngx_log_error(NGX_LOG_ERR, s->connection->log, ngx_errno,
"dash: " ngx_create_dir_n " failed on '%s'", path);
return NGX_ERROR;
}
ngx_log_debug1(NGX_LOG_DEBUG_RTMP, s->connection->log, 0,
"dash: directory '%s' created", path);
return NGX_OK;
}
static ngx_int_t
ngx_http_store_plusplus_add_path(ngx_http_request_t *r, ngx_conhash_t *conhash, ngx_chain_t *out)
{
ngx_str_t value;
size_t len;
ngx_int_t rc;
ngx_buf_t *b;
u_char *p, *path_name;
ngx_file_info_t fi;
ngx_err_t err;
rc = ngx_http_arg(r, (u_char *) STORE_VALUE_STR, sizeof(STORE_VALUE_STR) - 1, &value);
if (rc != NGX_OK) {
return rc;
}
b = ngx_create_temp_buf(r->pool, 1024);
if (b == NULL) {
return NGX_HTTP_INTERNAL_SERVER_ERROR;
}
if (value.data[0] != '/') {
b->last = ngx_sprintf(b->last, "ERROR: must be an absolute path." CRLF);
rc = NGX_OK;
goto done;
}
if (value.data[value.len - 1] == '/') {
value.len--;
}
// check whether the store path is existent.
len = value.len + 1 + sizeof(NGX_STORE_PLUSPLUS_TMP_PATH) - 1;
path_name = ngx_pcalloc(r->pool, len + 1);
if (path_name == NULL) {
return NGX_ERROR;
}
p = ngx_cpymem(path_name, value.data, value.len);
*p = '\0';
rc = ngx_file_info(path_name, &fi);
if (rc == NGX_FILE_ERROR) {
err = ngx_errno;
b->last = ngx_strerror(err, b->last, b->end - b->last);
*b->last++ = CR;
*b->last++ = LF;
rc = NGX_OK;
goto done;
}
// create temp_path in this store path
p = ngx_cpymem(path_name, value.data, value.len);
*p++ = '/';
p = ngx_cpymem(p, NGX_STORE_PLUSPLUS_TMP_PATH, sizeof(NGX_STORE_PLUSPLUS_TMP_PATH) - 1);
*p++ = '\0';
if (ngx_create_dir(path_name, ngx_dir_access(NGX_FILE_OWNER_ACCESS))
== NGX_FILE_ERROR)
{
err = ngx_errno;
if (err != NGX_EEXIST) {
b->last = ngx_strerror(err, b->last, b->end - b->last);
*b->last++ = CR;
*b->last++ = LF;
rc = NGX_OK;
goto done;
}
}
rc = ngx_conhash_add_node(conhash, value.data, value.len, NULL);
if (rc == NGX_OK) {
b->last = ngx_sprintf(b->last, "Add node successfully!" CRLF);
}
if (rc == NGX_DECLINED) {
b->last = ngx_sprintf(b->last, "The node already exists!" CRLF);
rc = NGX_OK;
}
if (rc == NGX_AGAIN) {
b->last = ngx_sprintf(b->last, "The conhash space is not enough!" CRLF);
rc = NGX_OK;
}
done:
b->last_buf = 1;
out->buf = b;
return rc;
}
