static int
lxl_conf_read_token(lxl_conf_t *cf)
{
char ch, *dst, *src, *start;
off_t file_size;
size_t len;
ssize_t n, size;
lxl_str_t *word;
lxl_buf_t *b;
lxl_uint_t found, start_line, last_space, sharp_comment;
found = 0;
last_space = 1;
sharp_comment = 0;
lxl_array_clear(cf->args);
b = cf->conf_file->buffer;
start = b->pos;
start_line = cf->conf_file->line;
file_size = lxl_file_size(&cf->conf_file->file.info);
for (; ;) {
if (b->pos >= b->last) {
if (cf->conf_file->file.offset >= file_size) {
if (cf->args->nelts > 0 || !last_space) {
lxl_conf_log_error(LXL_LOG_EMERG, cf, 0, "unexpected end file, \";\" or \"}\"");
return LXL_ERROR;
}
return LXL_CONF_FILE_DONE;
}
len = b->pos - start;
if (len == LXL_CONF_BUFFER) {
cf->conf_file->line = start_line;
lxl_conf_log_error(LXL_LOG_EMERG, cf, 0, "too long paraments \"%*s...\" started", start);
return LXL_ERROR;
}
if (len) {
memmove(b->start, start, len);
}
size = (ssize_t) (file_size - cf->conf_file->file.offset);
if (size > b->end - (b->start + len)) {
size = b->end - (b->start + len);
}
n = lxl_read_file(&cf->conf_file->file, b->start + len, size, cf->conf_file->file.offset);
if (n == -1) {
return -1;
}
if (n != size) {
lxl_conf_log_error(LXL_LOG_EMERG, cf, 0, lxl_read_file_n " returned only %ld bytes instead of %ld", n, size);
return -1;
}
b->pos = b->start + len;
b->last = b->pos + n;
start = b->start;
}
ch = *b->pos++;
if (ch == '\n') {
cf->conf_file->line++;
if (sharp_comment) {
sharp_comment = 0;
}
}
if (sharp_comment) {
continue;
}
if (last_space) {
if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
continue;
}
start = b->pos - 1;
start_line = cf->conf_file->line;
switch (ch) {
case ';':
if (lxl_array_nelts(cf->args) == 0) {
lxl_conf_log_error(LXL_LOG_EMERG, cf, 0, "unexpected \";\"");
return LXL_ERROR;
}
return LXL_OK;
case '{':
if (lxl_array_nelts(cf->args) == 0) {
lxl_conf_log_error(LXL_LOG_EMERG, cf, 0, "unexpected \"{\"");
return LXL_ERROR;
}
return LXL_CONF_BLOCK_START;
case '}':
if (lxl_array_nelts(cf->args) != 0) {
lxl_conf_log_error(LXL_LOG_EMERG, cf, 0, "unexpected \"}\"");
return LXL_ERROR;
}
return LXL_CONF_BLOCK_DONE;
case '#':
sharp_comment = 1;
continue;
default:
last_space = 0;
}
} else {
if (ch == ' ' || ch == '\t' || ch == CR || ch == LF || ch == ';' || ch == '{') {
last_space = 1;
found = 1;
}
if (found) {
word = lxl_array_push(cf->args);
if (word == NULL) {
return LXL_ERROR;
}
word->data = lxl_pnalloc(cf->pool, b->pos - start + 1);
if (word == NULL) {
return LXL_ERROR;
}
for (dst = word->data, src = start, len = 0; src < b->pos - 1; ++len) {
*dst++ = *src++;
}
*dst = '\0';
word->len = len;
if (ch == ';') {
return LXL_OK;
}
if (ch == '{') {
return LXL_CONF_BLOCK_START;
}
found = 0;
}
}
}
}
static int
lxl_process_options(lxl_cycle_t *cycle)
{
char path[LXL_MAX_CONF_PATH];
char *p;
size_t len;
if (lxl_prefix) {
len = strlen(lxl_prefix);
if (!lxl_file_separator(lxl_prefix[len - 1])) {
p = lxl_pnalloc(cycle->pool, len + 2);
if (p == NULL) {
return -1;
}
memcpy(p, lxl_prefix, len + 1);
p[len] = '/';
++len;
p[len] = '\0';
} else {
p = lxl_prefix;
}
} else {
if (getcwd(path, LXL_MAX_CONF_PATH) == NULL) {
lxl_log_stderr(errno, "[emerg]: getcwd failed");
return -1;
}
len = strlen(path);
if (!lxl_file_separator(path[len - 1])) {
if (len + 1 >= LXL_MAX_CONF_PATH) {
lxl_log_stderr(0, "[emerg]: prefix path %lu to long", len);
return -1;
}
p = lxl_pnalloc(cycle->pool, len + 2);
if (p == NULL) {
return -1;
}
memcpy(p, path, len);
p[len] = '/';
++len;
p[len] = '\0';
} else {
p = lxl_pnalloc(cycle->pool, len + 1);
if (p == NULL) {
return -1;
}
memcpy(p, path, len + 1);
}
}
cycle->prefix.len = len;
cycle->prefix.data = p;
if (lxl_conf_file) {
len = strlen(lxl_conf_file);
p = lxl_pnalloc(cycle->pool, len + 1);
if (p == NULL) {
return -1;
}
memcpy(p, lxl_conf_file, len + 1);
} else {
len = strlen(LXL_CONF_PATH);
p = lxl_pnalloc(cycle->pool, len + 1);
if (p == NULL) {
return -1;
}
memcpy(p, LXL_CONF_PATH, len + 1);
}
cycle->conf_file.len = len;
cycle->conf_file.data = p;
return 0;
}
static void
lxl_dfss_download_handle_request(lxl_dfss_request_t *r)
{
char *p;
size_t n;
lxl_int_t rc, body_n;
lxl_str_t *fid;
lxl_buf_t *b;
lxl_file_t *file;
lxl_event_t *rev;
lxl_connection_t *c;
lxl_dfs_response_header_t *header;
lxl_dfss_fid_value_t *value;
//lxl_dfss_request_body_t *rb;
c = r->connection;
if (r->complete) {
r->complete = 0;
rev = c->read;
rev->handler = lxl_dfss_process_request_header;
if (lxl_handle_read_event(rev) != 0) {
//
return;
}
lxl_add_timer(rev, 10 * 1000);
return;
}
//rb = r->body;
fid = &r->body->fid;
file = &r->body->file;
value = lxl_hash1_find(&lxl_dfss_fid_hash, fid->data, fid->len);
if (value == NULL) {
rc = LXL_DFS_NOT_FIND_FID;
//lxl_dfss_finalize_request(r, LXL_DFS_NOT_FIND_FID);
//return;
goto failed;
}
file->name.data = lxl_pnalloc(r->pool, value->name.len + 1);
if (file->name.data == NULL) {
rc = LXL_DFS_SERVER_ERROR;
goto failed;
}
lxl_str_memcpy(&file->name, value->name.data, value->name.len);
//file->info.st_size = value->size;
lxl_log_debug(LXL_LOG_DEBUG_DFS, 0, "dfss download %s => %s, %lu", fid->data, file->name.data, file->info.st_size);
file->fd = open(file->name.data, O_RDONLY);
if (file->fd == -1) {
lxl_log_error(LXL_LOG_ALERT, errno, "open(O_RDONLY) %s failed", file->name.data);
rc = LXL_DFS_SERVER_ERROR;
goto failed;
}
/* p = strrchr(file->name.data, '/');
if (p == NULL) {
return ;
}
hout->rcode = 1;
p += 17;
body_n = lxl_hextoi(p, 8);
if (body_n == -1) {
lxl_log_error(LXL_LOG_ERROR, 0, "dfss paring body_n lxl_hextoi(%s) failed", p);
return;
}
hout->body_n = (uint32_t) body_n;
hout->flen = 0;
lxl_log_debug(LXL_LOG_DEBUG_DFS, 0, "dfss download file body_n %ld", hout->body_n);*/
// fen kai you li yu zheng kuai du or zheng kuai xie
//header->body_n = file->info.st_size;
b = r->out = r->header_buf;
header = &r->response_header;
header->body_n = value->size;
b->pos = b->start;
b->last = b->start;
*((uint32_t *) b->last) = htonl(header->body_n);
b->last += 4;
*((uint16_t *) b->last) = htons(header->flen);
b->last += 2;
*((uint16_t *) b->last) = htons(header->rcode);
b->last += 2;
n = c->send(c, b->pos, b->last - b->pos);
if (n == -1) {
lxl_dfss_finalize_request(r, LXL_DFS_SERVER_ERROR);
return;
}
b->pos += n;
if (b->pos < b->last) {
//c->read->handler
c->write->handler = lxl_dfss_request_handler;
//r->read_evnet_handle
r->write_event_handler = lxl_dfss_writer;
lxl_add_timer(c->write, 10 * 1000);
if (lxl_handle_write_event(c->write, 0) != 0) {
lxl_dfss_finalize_request(r, LXL_DFS_SERVER_ERROR);
return;
}
}
// b->pos = b->start;
// b->last = b->start;
rc = lxl_dfss_send_body(r, lxl_dfss_download_done_handle_request);
if (rc > LXL_DFS_OK) {
//
return;
}
/*if (lxl_dfss_send_body(r, lxl_dfss_download_done_handle_request) > LXL_DFS_OK) {
// lxl_finalize
return;
}*/
return;
failed:
lxl_dfss_finalize_request(r, rc);
return;
}
