int config_parse_file(server *srv, config_t *context, const char *fn) {
tokenizer_t t;
stream s;
int ret;
buffer *filename;
if (buffer_is_empty(context->basedir) ||
(fn[0] == '/' || fn[0] == '\\') ||
(fn[0] == '.' && (fn[1] == '/' || fn[1] == '\\'))) {
filename = buffer_init_string(fn);
} else {
filename = buffer_init_buffer(context->basedir);
buffer_append_string(filename, fn);
}
if (0 != stream_open(&s, filename)) {
log_error_write(srv, __FILE__, __LINE__, "sbss",
"opening configfile ", filename, "failed:", strerror(errno));
ret = -1;
} else {
tokenizer_init(&t, filename, s.start, s.size);
ret = config_parse(srv, context, &t);
}
stream_close(&s);
buffer_free(filename);
return ret;
}
static int log_buffer_prepare(buffer *b, server *srv, const char *filename, unsigned int line) {
switch(srv->errorlog_mode) {
case ERRORLOG_PIPE:
case ERRORLOG_FILE:
case ERRORLOG_FD:
if (-1 == srv->errorlog_fd) return -1;
/* cache the generated timestamp */
if (srv->cur_ts != srv->last_generated_debug_ts) {
buffer_prepare_copy(srv->ts_debug_str, 255);
strftime(srv->ts_debug_str->ptr, srv->ts_debug_str->size - 1, "%Y-%m-%d %H:%M:%S", localtime(&(srv->cur_ts)));
srv->ts_debug_str->used = strlen(srv->ts_debug_str->ptr) + 1;
srv->last_generated_debug_ts = srv->cur_ts;
}
buffer_copy_string_buffer(b, srv->ts_debug_str);
buffer_append_string_len(b, CONST_STR_LEN(": ("));
break;
case ERRORLOG_SYSLOG:
/* syslog is generating its own timestamps */
buffer_copy_string_len(b, CONST_STR_LEN("("));
break;
}
buffer_append_string(b, filename);
buffer_append_string_len(b, CONST_STR_LEN("."));
buffer_append_long(b, line);
buffer_append_string_len(b, CONST_STR_LEN(") "));
return 0;
}
static int tokenizer_open(server *srv, tokenizer_t *t, buffer *basedir, const char *fn) {
if (buffer_is_empty(basedir) &&
(fn[0] == '/' || fn[0] == '\\') &&
(fn[0] == '.' && (fn[1] == '/' || fn[1] == '\\'))) {
t->file = buffer_init_string(fn);
} else {
t->file = buffer_init_buffer(basedir);
buffer_append_string(t->file, fn);
}
if (0 != stream_open(&(t->s), t->file)) {
log_error_write(srv, __FILE__, __LINE__, "sbss",
"opening configfile ", t->file, "failed:", strerror(errno));
buffer_free(t->file);
return -1;
}
t->input = t->s.start;
t->offset = 0;
t->size = t->s.size;
t->line = 1;
t->line_pos = 1;
t->in_key = 1;
t->in_brace = 0;
t->in_cond = 0;
return 0;
}
static int mod_status_header_append(buffer *b, const char *key) {
BUFFER_APPEND_STRING_CONST(b, " <tr>\n");
BUFFER_APPEND_STRING_CONST(b, " <th colspan=\"2\">");
buffer_append_string(b, key);
BUFFER_APPEND_STRING_CONST(b, "</th>\n");
BUFFER_APPEND_STRING_CONST(b, " </tr>\n");
return 0;
}
static int mod_status_header_append(buffer *b, const char *key) {
buffer_append_string_len(b, CONST_STR_LEN(" <tr>\n"));
buffer_append_string_len(b, CONST_STR_LEN(" <th colspan=\"2\">"));
buffer_append_string(b, key);
buffer_append_string_len(b, CONST_STR_LEN("</th>\n"));
buffer_append_string_len(b, CONST_STR_LEN(" </tr>\n"));
return 0;
}
static ngx_int_t
ngx_http_subs_match_fix_substituion(ngx_http_request_t *r,
sub_pair_t *pair, ngx_buf_t *b, ngx_buf_t *dst)
{
u_char *sub_start;
ngx_int_t count = 0;
while(b->pos < b->last) {
if (pair->once && pair->matched) {
break;
}
sub_start = subs_memmem(b->pos, b->last - b->pos,
pair->match.data, pair->match.len);
if (sub_start == NULL) {
break;
}
pair->matched++;
count++;
if (buffer_append_string(dst, b->pos, sub_start - b->pos,
r->pool) == NULL) {
return NGX_ERROR;
}
if (buffer_append_string(dst, pair->sub.data, pair->sub.len,
r->pool) == NULL) {
return NGX_ERROR;
}
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"fixed string match: %p", sub_start);
b->pos = sub_start + pair->match.len;
if ((ngx_uint_t)(b->last - b->pos) < pair->match.len)
break;
}
return count;
}
static void proxy_append_header(connection *con, const char *key, const char *value) {
data_string *ds_dst;
if (NULL == (ds_dst = (data_string *)array_get_unused_element(con->request.headers, TYPE_STRING))) {
ds_dst = data_string_init();
}
buffer_copy_string(ds_dst->key, key);
buffer_append_string(ds_dst->value, value);
array_insert_unique(con->request.headers, (data_unset *)ds_dst);
}
void md5String(const char* input1, const char* input2, char** out)
{
int i;
buffer* b = buffer_init();
unsigned char signature[16];
MD5_CTX ctx;
MD5_Init(&ctx);
if(input1){
//Cdbg(1, "input1 %s", input1);
MD5_Update(&ctx, input1, strlen(input1));
}
if(input2){
//Cdbg(1, "input2 %s", input2);
MD5_Update(&ctx, input2, strlen(input2));
}
MD5_Final(signature, &ctx);
char tempstring[2];
for(i=0; i<16; i++){
int x = signature[i]/16;
sprintf(tempstring, "%x", x);
buffer_append_string(b, tempstring);
int y = signature[i]%16;
sprintf(tempstring, "%x", y);
buffer_append_string(b, tempstring);
}
//Cdbg(1, "result %s", b->ptr);
int len = b->used + 1;
*out = (char*)malloc(len);
memset(*out, '\0', len);
strcpy(*out, b->ptr);
buffer_free(b);
}
static handler_t mod_status_handle_server_status_text(server *srv, connection *con, void *p_d) {
plugin_data *p = p_d;
buffer *b;
double avg;
time_t ts;
char buf[32];
b = chunkqueue_get_append_buffer(con->write_queue);
/* output total number of requests */
BUFFER_APPEND_STRING_CONST(b, "Total Accesses: ");
avg = p->abs_requests;
snprintf(buf, sizeof(buf) - 1, "%.0f", avg);
buffer_append_string(b, buf);
BUFFER_APPEND_STRING_CONST(b, "\n");
/* output total traffic out in kbytes */
BUFFER_APPEND_STRING_CONST(b, "Total kBytes: ");
avg = p->abs_traffic_out / 1024;
snprintf(buf, sizeof(buf) - 1, "%.0f", avg);
buffer_append_string(b, buf);
BUFFER_APPEND_STRING_CONST(b, "\n");
/* output uptime */
BUFFER_APPEND_STRING_CONST(b, "Uptime: ");
ts = srv->cur_ts - srv->startup_ts;
buffer_append_long(b, ts);
BUFFER_APPEND_STRING_CONST(b, "\n");
/* output busy servers */
BUFFER_APPEND_STRING_CONST(b, "BusyServers: ");
buffer_append_long(b, srv->conns->used);
BUFFER_APPEND_STRING_CONST(b, "\n");
/* set text/plain output */
response_header_overwrite(srv, con, CONST_STR_LEN("Content-Type"), CONST_STR_LEN("text/plain"));
return 0;
}
static void cgi_copy_err(chunkqueue *cq) {
buffer *line = buffer_init();
chunk *c;
for (c = cq->first; c; c = c->next) {
off_t we_have;
char *str, *nl;
if (c->type != MEM_CHUNK) {
ERROR("%s", "wrong chunk type");
chunk_set_done(c);
continue;
}
we_have = c->mem->used - 1 - c->offset;
str = c->mem->ptr + c->offset;
if (we_have <= 0) continue;
for ( ; NULL != (nl = strchr(str, '\n')); str = nl+1) {
*nl = '\0';
if (!buffer_is_empty(line)) {
buffer_append_string(line, str);
cgi_log_err(SAFE_BUF_STR(line));
buffer_reset(line);
} else {
cgi_log_err(str);
}
}
if (*str) {
buffer_append_string(line, str);
}
chunk_set_done(c);
}
if (!buffer_is_empty(line)) {
cgi_log_err(SAFE_BUF_STR(line));
}
chunkqueue_remove_finished_chunks(cq);
}
TEST(Buffer, SimpleCase)
{
buffer * buf;
buf = buffer_new(3);
buffer_append_string(buf, "K1");
EXPECT_EQ(buf->used, 2);
buffer_camelify(buf);
EXPECT_TRUE(strncmp((char*)buf->data, "K1", buf->used) == 0);
buffer_destroy(buf);
}
/**
* VMNative: string_append( workshop , string )
* Accepts a workshop argument and a string. The string will be allocated
* onto the buffer.
*/
static bool vmn_str_append(VM * vm, VMArg * arg, int argc) {
VMLibData * data;
Buffer * buffer;
char * appendStr;
/* check for proper number of arguments */
if(argc != 2) {
vm_set_err(vm, VMERR_INCORRECT_NUMARGS);
return false;
}
/* check argument 1 major type */
if(vmarg_type(arg[0]) != TYPE_LIBDATA) {
vm_set_err(vm, VMERR_INVALID_TYPE_ARGUMENT);
return false;
}
/* extract the libdata from the argument */
data = vmarg_libdata(arg[0]);
/* check libdata type */
if(!vmlibdata_is_type(data, LIBSTR_STRING_TYPE, LIBSTR_STRING_TYPE_LEN)) {
vm_set_err(vm, VMERR_INVALID_TYPE_ARGUMENT);
return false;
}
/* check argument 2 type */
if(!vmarg_is_string(arg[1])) {
vm_set_err(vm, VMERR_INVALID_TYPE_ARGUMENT);
return false;
}
/* extract the buffer */
buffer = vmlibdata_data(data);
appendStr = vmarg_string(arg[1]);
/* append the string to the buffer
* TODO: perhaps make it so this doesn't have to use strlen
*/
if(!buffer_append_string(buffer, appendStr, strlen(appendStr))) {
vm_set_err(vm, VMERR_ALLOC_FAILED);
return false;
}
/* push null result */
vmarg_push_null(vm);
/* this function does return a value */
return true;
}
void save_arpping_list(void)
{
#if EMBEDDED_EANBLE
smb_srv_info_t* c;
buffer* smbdav_list = buffer_init();
buffer_copy_string(smbdav_list, "");
for (c = smb_srv_info_list; c; c = c->next) {
if(c->name->used == 0 || strcmp(c->name->ptr,"")==0)
continue;
char temp[50]="\0";
sprintf(temp, "%s<%s<%s<%d>", c->name->ptr, c->ip->ptr, c->mac->ptr, c->online);
buffer_append_string(smbdav_list, temp);
}
Cdbg(DBE, "nvram_set_smbdav_str %s", smbdav_list->ptr);
nvram_set_smbdav_str(smbdav_list->ptr);
buffer_free(smbdav_list);
#else
unlink(g_temp_file);
smb_srv_info_t* c;
char mybuffer[100];
FILE* fp = fopen(g_temp_file, "w");
Cdbg(DBE, "save_arpping_list %s", g_temp_file);
if(fp!=NULL){
smb_srv_info_t* c;
for (c = smb_srv_info_list; c; c = c->next) {
if(c->name->used == 0 || strcmp(c->name->ptr,"")==0)
continue;
fprintf(fp, "%s<%s<%s<%d\n", c->name->ptr, c->ip->ptr, c->mac->ptr, c->online);
}
fclose(fp);
}
#endif
}
TEST(Buffer, Case)
{
buffer * buf;
buf = buffer_new(1);
buffer_append_char(buf, 'n');
EXPECT_EQ(buf->used, 1);
EXPECT_EQ(buf->size, 1);
buffer_append_string(buf, "Idium-a-nEw-breed-of-browser");
EXPECT_EQ(buf->used, 29);
buffer_camelify(buf);
EXPECT_TRUE(strncmp((char*)buf->data, "NIdium-A-NEw-Breed-Of-Browser ", buf->used) == 0);
//@FIXME: EXPECT_TRUE(strncmp((char*)buf->data, "NidiumANewBreedOfBrowser ", buf->used) == 0); EXPECT_EQ(buf->used, 24);
buffer_destroy(buf);
}
void interleave( char* src, int charcnt, char** out )
{
int src_len = strlen(src);
int ic = src_len / charcnt;
buffer* ret = buffer_init();
for( int i = 0; i < ic; i++ ) {
for( int j = 0; j < charcnt; j++ ) {
//ret += src.charAt( (j * ic) + i );
int x = (j * ic) + i;
char tmps[8]="\0";
sprintf(tmps, "%c", *(src+x));
//Cdbg(DBE, "tmps = %s", tmps);
buffer_append_string(ret, tmps);
}
}
*out = (char*)malloc(ret->size+1);
strcpy(*out, ret->ptr);
buffer_free(ret);
//Cdbg(DBE, "end interleave");
/*
// example: input string "ABCDEFG", charcnt = 3 --> "ADGBE0CF0"
var ret = "";
var ic = Math.ceil( src.length / charcnt );
for( var i = 0; i < ic; i++ ) {
for( var j = 0; j < charcnt; j++ ) {
ret += src.charAt( (j * ic) + i );
}
}
return ret;
*/
}
static ngx_int_t
ngx_http_subs_body_filter_process_buffer(ngx_http_request_t *r, ngx_buf_t *b)
{
u_char *p, *last, *linefeed;
ngx_int_t len, rc;
ngx_http_subs_ctx_t *ctx;
ctx = ngx_http_get_module_ctx(r, ngx_http_subs_filter_module);
if (b == NULL) {
return NGX_DECLINED;
}
p = b->pos;
last = b->last;
b->pos = b->last;
ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"subs process in buffer: %p %uz, line_in buffer: %p %uz",
b, last - p,
ctx->line_in, ngx_buf_size(ctx->line_in));
if ((last - p) == 0 && ngx_buf_size(ctx->line_in) == 0){
return NGX_OK;
}
if ((last - p) == 0 && ngx_buf_size(ctx->line_in) && ctx->last) {
ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"the last zero buffer, try to do substitution");
rc = ngx_http_subs_match(r, ctx);
if (rc < 0) {
return NGX_ERROR;
}
return NGX_OK;
}
while (p < last) {
linefeed = memchr(p, LF, last - p);
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "find linefeed: %p",
linefeed);
if (linefeed == NULL) {
if (ctx->last) {
linefeed = last - 1;
ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
"the last buffer, not find linefeed");
}
}
if (linefeed) {
len = linefeed - p + 1;
if (buffer_append_string(ctx->line_in, p, len, r->pool) == NULL) {
return NGX_ERROR;
}
p += len;
rc = ngx_http_subs_match(r, ctx);
if (rc < 0) {
return NGX_ERROR;
}
} else {
/* Not find linefeed in this chain, save the left data to line_in */
if (buffer_append_string(ctx->line_in, p, last - p, r->pool)
== NULL) {
return NGX_ERROR;
}
break;
}
}
return NGX_OK;
}
int http_response_write_header(server *srv, connection *con) {
buffer *b;
size_t i;
int have_date = 0;
int have_server = 0;
b = chunkqueue_get_prepend_buffer(con->write_queue);
if (con->request.http_version == HTTP_VERSION_1_1) {
buffer_copy_string_len(b, CONST_STR_LEN("HTTP/1.1 "));
} else {
buffer_copy_string_len(b, CONST_STR_LEN("HTTP/1.0 "));
}
buffer_append_long(b, con->http_status);
buffer_append_string_len(b, CONST_STR_LEN(" "));
buffer_append_string(b, get_http_status_name(con->http_status));
/* disable keep-alive if requested */
if (con->request_count > con->conf.max_keep_alive_requests || 0 == con->conf.max_keep_alive_idle) {
con->keep_alive = 0;
} else {
con->keep_alive_idle = con->conf.max_keep_alive_idle;
}
if (con->request.http_version != HTTP_VERSION_1_1 || con->keep_alive == 0) {
if (con->keep_alive) {
response_header_overwrite(srv, con, CONST_STR_LEN("Connection"), CONST_STR_LEN("keep-alive"));
} else {
response_header_overwrite(srv, con, CONST_STR_LEN("Connection"), CONST_STR_LEN("close"));
}
}
if (con->response.transfer_encoding & HTTP_TRANSFER_ENCODING_CHUNKED) {
response_header_overwrite(srv, con, CONST_STR_LEN("Transfer-Encoding"), CONST_STR_LEN("chunked"));
}
/* add all headers */
for (i = 0; i < con->response.headers->used; i++) {
data_string *ds;
ds = (data_string *)con->response.headers->data[i];
if (ds->value->used && ds->key->used &&
0 != strncasecmp(ds->key->ptr, CONST_STR_LEN("X-LIGHTTPD-")) &&
0 != strncasecmp(ds->key->ptr, CONST_STR_LEN("X-Sendfile"))) {
if (0 == strcasecmp(ds->key->ptr, "Date")) have_date = 1;
if (0 == strcasecmp(ds->key->ptr, "Server")) have_server = 1;
if (0 == strcasecmp(ds->key->ptr, "Content-Encoding") && 304 == con->http_status) continue;
buffer_append_string_len(b, CONST_STR_LEN("\r\n"));
buffer_append_string_buffer(b, ds->key);
buffer_append_string_len(b, CONST_STR_LEN(": "));
#if 0
/**
* the value might contain newlines, encode them with at least one white-space
*/
buffer_append_string_encoded(b, CONST_BUF_LEN(ds->value), ENCODING_HTTP_HEADER);
#else
buffer_append_string_buffer(b, ds->value);
#endif
}
}
if (!have_date) {
/* HTTP/1.1 requires a Date: header */
buffer_append_string_len(b, CONST_STR_LEN("\r\nDate: "));
/* cache the generated timestamp */
if (srv->cur_ts != srv->last_generated_date_ts) {
buffer_prepare_copy(srv->ts_date_str, 255);
strftime(srv->ts_date_str->ptr, srv->ts_date_str->size - 1,
"%a, %d %b %Y %H:%M:%S GMT", gmtime(&(srv->cur_ts)));
srv->ts_date_str->used = strlen(srv->ts_date_str->ptr) + 1;
srv->last_generated_date_ts = srv->cur_ts;
}
buffer_append_string_buffer(b, srv->ts_date_str);
}
if (!have_server) {
if (buffer_is_empty(con->conf.server_tag)) {
buffer_append_string_len(b, CONST_STR_LEN("\r\nServer: " PACKAGE_DESC));
} else if (con->conf.server_tag->used > 1) {
buffer_append_string_len(b, CONST_STR_LEN("\r\nServer: "));
buffer_append_string_encoded(b, CONST_BUF_LEN(con->conf.server_tag), ENCODING_HTTP_HEADER);
}
}
//- Jerry add 20110923
#if EMBEDDED_EANBLE
char * ddns_host_n = nvram_get_ddns_host_name();
if(ddns_host_n){
buffer_append_string_len(b, CONST_STR_LEN("\r\nDDNS: "));
buffer_append_string(b, ddns_host_n);
}else
#endif
buffer_append_string_len(b, CONST_STR_LEN("\r\nDDNS: "));
buffer_append_string_len(b, CONST_STR_LEN("\r\n\r\n"));
con->bytes_header = b->used - 1;
if (con->conf.log_response_header) {
log_error_write(srv, __FILE__, __LINE__, "sSb", "Response-Header:", "\n", b);
}
return 0;
}
static void https_add_ssl_entries(connection *con) {
X509 *xs;
X509_NAME *xn;
X509_NAME_ENTRY *xe;
int i, nentries;
if (
SSL_get_verify_result(con->ssl) != X509_V_OK
|| !(xs = SSL_get_peer_certificate(con->ssl))
) {
return;
}
xn = X509_get_subject_name(xs);
for (i = 0, nentries = X509_NAME_entry_count(xn); i < nentries; ++i) {
int xobjnid;
const char * xobjsn;
data_string *envds;
if (!(xe = X509_NAME_get_entry(xn, i))) {
continue;
}
xobjnid = OBJ_obj2nid((ASN1_OBJECT*)X509_NAME_ENTRY_get_object(xe));
xobjsn = OBJ_nid2sn(xobjnid);
if (!xobjsn) {
continue;
}
if (NULL == (envds = (data_string *)array_get_unused_element(con->environment, TYPE_STRING))) {
envds = data_string_init();
}
buffer_copy_string_len(envds->key, CONST_STR_LEN("SSL_CLIENT_S_DN_"));
buffer_append_string(envds->key, xobjsn);
buffer_copy_string_len(
envds->value,
(const char *)xe->value->data, xe->value->length
);
/* pick one of the exported values as "authed user", for example
* ssl.verifyclient.username = "******" or "SSL_CLIENT_S_DN_emailAddress"
*/
if (buffer_is_equal(con->conf.ssl_verifyclient_username, envds->key)) {
buffer_copy_string_buffer(con->authed_user, envds->value);
}
array_insert_unique(con->environment, (data_unset *)envds);
}
if (con->conf.ssl_verifyclient_export_cert) {
BIO *bio;
if (NULL != (bio = BIO_new(BIO_s_mem()))) {
data_string *envds;
int n;
PEM_write_bio_X509(bio, xs);
n = BIO_pending(bio);
if (NULL == (envds = (data_string *)array_get_unused_element(con->environment, TYPE_STRING))) {
envds = data_string_init();
}
buffer_copy_string_len(envds->key, CONST_STR_LEN("SSL_CLIENT_CERT"));
buffer_prepare_copy(envds->value, n+1);
BIO_read(bio, envds->value->ptr, n);
BIO_free(bio);
envds->value->ptr[n] = '\0';
envds->value->used = n+1;
array_insert_unique(con->environment, (data_unset *)envds);
}
}
X509_free(xs);
}
void save_sharelink_list(){
#if EMBEDDED_EANBLE
share_link_info_t* c;
buffer* sharelink_list = buffer_init();
buffer_copy_string(sharelink_list, "");
for (c = share_link_info_list; c; c = c->next) {
if(c->toshare == 0)
continue;
buffer* temp = buffer_init();
buffer_copy_string_buffer(temp, c->shortpath);
buffer_append_string(temp, "<");
buffer_append_string_buffer(temp, c->realpath);
buffer_append_string(temp, "<");
buffer_append_string_buffer(temp, c->filename);
buffer_append_string(temp, "<");
buffer_append_string_buffer(temp, c->auth);
buffer_append_string(temp, "<");
char strTime[25] = {0};
sprintf(strTime, "%lu", c->expiretime);
buffer_append_string(temp, strTime);
buffer_append_string(temp, "<");
char strTime2[25] = {0};
sprintf(strTime2, "%lu", c->createtime);
buffer_append_string(temp, strTime2);
buffer_append_string(temp, ">");
buffer_append_string_buffer(sharelink_list, temp);
buffer_free(temp);
}
nvram_set_sharelink_str(sharelink_list->ptr);
buffer_free(sharelink_list);
#else
unlink(g_temp_sharelink_file);
smb_srv_info_t* c;
char mybuffer[100];
FILE* fp = fopen(g_temp_sharelink_file, "w");
if(fp!=NULL){
share_link_info_t* c;
for (c = share_link_info_list; c; c = c->next) {
if(c->toshare == 0)
continue;
fprintf(fp, "%s<%s<%s<%s<%lu<%lu\n", c->shortpath->ptr, c->realpath->ptr, c->filename->ptr, c->auth->ptr, c->expiretime, c->createtime);
}
fclose(fp);
}
#endif
}
handler_t http_response_prepare(server *srv, connection *con) {
handler_t r;
/* looks like someone has already done a decision */
if (con->mode == DIRECT &&
(con->http_status != 0 && con->http_status != 200)) {
/* remove a packets in the queue */
if (con->file_finished == 0) {
chunkqueue_reset(con->write_queue);
}
return HANDLER_FINISHED;
}
/* no decision yet, build conf->filename */
if (con->mode == DIRECT && con->physical.path->used == 0) {
char *qstr;
/* we only come here when we have the parse the full request again
*
* a HANDLER_COMEBACK from mod_rewrite and mod_fastcgi might be a
* problem here as mod_setenv might get called multiple times
*
* fastcgi-auth might lead to a COMEBACK too
* fastcgi again dead server too
*
* mod_compress might add headers twice too
*
* */
config_cond_cache_reset(srv, con);
config_setup_connection(srv, con); /* Perhaps this could be removed at other places. */
if (con->conf.log_condition_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "run condition");
}
config_patch_connection(srv, con, COMP_SERVER_SOCKET); /* SERVERsocket */
/**
* prepare strings
*
* - uri.path_raw
* - uri.path (secure)
* - uri.query
*
*/
/**
* Name according to RFC 2396
*
* - scheme
* - authority
* - path
* - query
*
* (scheme)://(authority)(path)?(query)#fragment
*
*
*/
if (con->conf.is_ssl) {
buffer_copy_string_len(con->uri.scheme, CONST_STR_LEN("https"));
} else {
buffer_copy_string_len(con->uri.scheme, CONST_STR_LEN("http"));
}
buffer_copy_string_buffer(con->uri.authority, con->request.http_host);
buffer_to_lower(con->uri.authority);
config_patch_connection(srv, con, COMP_HTTP_SCHEME); /* Scheme: */
config_patch_connection(srv, con, COMP_HTTP_HOST); /* Host: */
config_patch_connection(srv, con, COMP_HTTP_REMOTE_IP); /* Client-IP */
config_patch_connection(srv, con, COMP_HTTP_REFERER); /* Referer: */
config_patch_connection(srv, con, COMP_HTTP_USER_AGENT);/* User-Agent: */
config_patch_connection(srv, con, COMP_HTTP_LANGUAGE); /* Accept-Language: */
config_patch_connection(srv, con, COMP_HTTP_COOKIE); /* Cookie: */
config_patch_connection(srv, con, COMP_HTTP_REQUEST_METHOD); /* REQUEST_METHOD */
/** their might be a fragment which has to be cut away */
if (NULL != (qstr = strchr(con->request.uri->ptr, '#'))) {
con->request.uri->used = qstr - con->request.uri->ptr;
con->request.uri->ptr[con->request.uri->used++] = '\0';
}
/** extract query string from request.uri */
if (NULL != (qstr = strchr(con->request.uri->ptr, '?'))) {
buffer_copy_string (con->uri.query, qstr + 1);
buffer_copy_string_len(con->uri.path_raw, con->request.uri->ptr, qstr - con->request.uri->ptr);
} else {
buffer_reset (con->uri.query);
buffer_copy_string_buffer(con->uri.path_raw, con->request.uri);
}
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- splitting Request-URI");
log_error_write(srv, __FILE__, __LINE__, "sb", "Request-URI : ", con->request.uri);
log_error_write(srv, __FILE__, __LINE__, "sb", "URI-scheme : ", con->uri.scheme);
log_error_write(srv, __FILE__, __LINE__, "sb", "URI-authority: ", con->uri.authority);
log_error_write(srv, __FILE__, __LINE__, "sb", "URI-path : ", con->uri.path_raw);
log_error_write(srv, __FILE__, __LINE__, "sb", "URI-query : ", con->uri.query);
}
/**
*
* call plugins
*
* - based on the raw URL
*
*/
switch(r = plugins_call_handle_uri_raw(srv, con)) {
case HANDLER_GO_ON:
break;
case HANDLER_FINISHED:
case HANDLER_COMEBACK:
case HANDLER_WAIT_FOR_EVENT:
case HANDLER_ERROR:
return r;
default:
log_error_write(srv, __FILE__, __LINE__, "sd", "handle_uri_raw: unknown return value", r);
break;
}
/* build filename
*
* - decode url-encodings (e.g. %20 -> ' ')
* - remove path-modifiers (e.g. /../)
*/
if (con->request.http_method == HTTP_METHOD_OPTIONS &&
con->uri.path_raw->ptr[0] == '*' && con->uri.path_raw->ptr[1] == '\0') {
/* OPTIONS * ... */
buffer_copy_string_buffer(con->uri.path, con->uri.path_raw);
} else {
buffer_copy_string_buffer(srv->tmp_buf, con->uri.path_raw);
buffer_urldecode_path(srv->tmp_buf);
buffer_path_simplify(con->uri.path, srv->tmp_buf);
}
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- sanatising URI");
log_error_write(srv, __FILE__, __LINE__, "sb", "URI-path : ", con->uri.path);
}
#ifdef USE_OPENSSL
if (con->conf.is_ssl && con->conf.ssl_verifyclient) {
https_add_ssl_entries(con);
}
#endif
/**
*
* call plugins
*
* - based on the clean URL
*
*/
config_patch_connection(srv, con, COMP_HTTP_URL); /* HTTPurl */
config_patch_connection(srv, con, COMP_HTTP_QUERY_STRING); /* HTTPqs */
/* do we have to downgrade to 1.0 ? */
if (!con->conf.allow_http11) {
con->request.http_version = HTTP_VERSION_1_0;
}
switch(r = plugins_call_handle_uri_clean(srv, con)) {
case HANDLER_GO_ON:
break;
case HANDLER_FINISHED:
case HANDLER_COMEBACK:
case HANDLER_WAIT_FOR_EVENT:
case HANDLER_ERROR:
return r;
default:
log_error_write(srv, __FILE__, __LINE__, "");
break;
}
if (con->request.http_method == HTTP_METHOD_OPTIONS &&
con->uri.path->ptr[0] == '*' && con->uri.path_raw->ptr[1] == '\0') {
/* option requests are handled directly without checking of the path */
response_header_insert(srv, con, CONST_STR_LEN("Allow"), CONST_STR_LEN("OPTIONS, GET, HEAD, POST"));
con->http_status = 200;
con->file_finished = 1;
return HANDLER_FINISHED;
}
/***
*
* border
*
* logical filename (URI) becomes a physical filename here
*
*
*
*/
/* 1. stat()
* ... ISREG() -> ok, go on
* ... ISDIR() -> index-file -> redirect
*
* 2. pathinfo()
* ... ISREG()
*
* 3. -> 404
*
*/
/*
* SEARCH DOCUMENT ROOT
*/
/* set a default */
buffer_copy_string_buffer(con->physical.doc_root, con->conf.document_root);
buffer_copy_string_buffer(con->physical.rel_path, con->uri.path);
#if defined(__WIN32) || defined(__CYGWIN__)
/* strip dots from the end and spaces
*
* windows/dos handle those filenames as the same file
*
* foo == foo. == foo..... == "foo... " == "foo.. ./"
*
* This will affect in some cases PATHINFO
*
* on native windows we could prepend the filename with \\?\ to circumvent
* this behaviour. I have no idea how to push this through cygwin
*
* */
if (con->physical.rel_path->used > 1) {
buffer *b = con->physical.rel_path;
size_t i;
if (b->used > 2 &&
b->ptr[b->used-2] == '/' &&
(b->ptr[b->used-3] == ' ' ||
b->ptr[b->used-3] == '.')) {
b->ptr[b->used--] = '\0';
}
for (i = b->used - 2; b->used > 1; i--) {
if (b->ptr[i] == ' ' ||
b->ptr[i] == '.') {
b->ptr[b->used--] = '\0';
} else {
break;
}
}
}
#endif
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- before doc_root");
log_error_write(srv, __FILE__, __LINE__, "sb", "Doc-Root :", con->physical.doc_root);
log_error_write(srv, __FILE__, __LINE__, "sb", "Rel-Path :", con->physical.rel_path);
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
/* the docroot plugin should set the doc_root and might also set the physical.path
* for us (all vhost-plugins are supposed to set the doc_root)
* */
switch(r = plugins_call_handle_docroot(srv, con)) {
case HANDLER_GO_ON:
break;
case HANDLER_FINISHED:
case HANDLER_COMEBACK:
case HANDLER_WAIT_FOR_EVENT:
case HANDLER_ERROR:
return r;
default:
log_error_write(srv, __FILE__, __LINE__, "");
break;
}
/* MacOS X and Windows can't distiguish between upper and lower-case
*
* convert to lower-case
*/
if (con->conf.force_lowercase_filenames) {
buffer_to_lower(con->physical.rel_path);
}
/* the docroot plugins might set the servername, if they don't we take http-host */
if (buffer_is_empty(con->server_name)) {
buffer_copy_string_buffer(con->server_name, con->uri.authority);
}
/**
* create physical filename
* -> physical.path = docroot + rel_path
*
*/
int rel_path_used = con->physical.rel_path->used;
char *rel_path_ptr = con->physical.rel_path->ptr;
buffer_copy_string_buffer(con->physical.path, con->physical.doc_root);
BUFFER_APPEND_SLASH(con->physical.path);
buffer_copy_string_buffer(con->physical.basedir, con->physical.path);
if (con->physical.rel_path->used &&
con->physical.rel_path->ptr[0] == '/') {
if( rel_path_used > 5 && (rel_path_ptr[rel_path_used-5] == 'm')
&&(rel_path_ptr[rel_path_used-4] == '3')
&&(rel_path_ptr[rel_path_used-3] == 'u')
&&(rel_path_ptr[rel_path_used-2] == '8')
)
{
buffer_append_string(con->physical.path,"1.m3u8");
}
else if( rel_path_used > 3 && (rel_path_ptr[rel_path_used-3] == 't')
&&(rel_path_ptr[rel_path_used-2] == 's')
)
{
buffer_append_string(con->physical.path,"1.ts");
}
else
buffer_append_string_len(con->physical.path, con->physical.rel_path->ptr + 1, con->physical.rel_path->used - 2);
} else {
if( rel_path_used > 5 && (rel_path_ptr[rel_path_used-5] == 'm')
&&(rel_path_ptr[rel_path_used-4] == '3')
&&(rel_path_ptr[rel_path_used-3] == 'u')
&&(rel_path_ptr[rel_path_used-2] == '8')
)
{
buffer_append_string(con->physical.path,"1.m3u8");
}
else if( rel_path_used > 3 && (rel_path_ptr[rel_path_used-3] == 't')
&&(rel_path_ptr[rel_path_used-2] == 's')
)
{
buffer_append_string(con->physical.path,"1.ts");
}
else
{
buffer_append_string_buffer(con->physical.path, con->physical.rel_path);
}
//buffer_append_string(con->physical.path,"1.m3u8");
// buffer_append_string_buffer(con->physical.path, con->physical.rel_path);
}
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- after doc_root");
log_error_write(srv, __FILE__, __LINE__, "sb", "Doc-Root :", con->physical.doc_root);
log_error_write(srv, __FILE__, __LINE__, "sb", "Rel-Path :", con->physical.rel_path);
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
switch(r = plugins_call_handle_physical(srv, con)) {
case HANDLER_GO_ON:
break;
case HANDLER_FINISHED:
case HANDLER_COMEBACK:
case HANDLER_WAIT_FOR_EVENT:
case HANDLER_ERROR:
return r;
default:
log_error_write(srv, __FILE__, __LINE__, "");
break;
}
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- logical -> physical");
log_error_write(srv, __FILE__, __LINE__, "sb", "Doc-Root :", con->physical.doc_root);
log_error_write(srv, __FILE__, __LINE__, "sb", "Rel-Path :", con->physical.rel_path);
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
}
/*
* Noone catched away the file from normal path of execution yet (like mod_access)
*
* Go on and check of the file exists at all
*/
if (con->mode == DIRECT) {
char *slash = NULL;
char *pathinfo = NULL;
int found = 0;
stat_cache_entry *sce = NULL;
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- handling physical path");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
if (HANDLER_ERROR != stat_cache_get_entry(srv, con, con->physical.path, &sce)) {
/* file exists */
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- file found");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
#ifdef HAVE_LSTAT
if ((sce->is_symlink != 0) && !con->conf.follow_symlink) {
con->http_status = 403;
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- access denied due symlink restriction");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
};
#endif
if (S_ISDIR(sce->st.st_mode)) {
if (con->uri.path->ptr[con->uri.path->used - 2] != '/') {
/* redirect to .../ */
http_response_redirect_to_directory(srv, con);
return HANDLER_FINISHED;
}
#ifdef HAVE_LSTAT
} else if (!S_ISREG(sce->st.st_mode) && !sce->is_symlink) {
#else
} else if (!S_ISREG(sce->st.st_mode)) {
#endif
/* any special handling of non-reg files ?*/
}
} else {
switch (errno) {
case EACCES:
con->http_status = 403;
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- access denied");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
case ENAMETOOLONG:
/* file name to be read was too long. return 404 */
case ENOENT:
con->http_status = 404;
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- file not found");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
case ENOTDIR:
/* PATH_INFO ! :) */
break;
default:
/* we have no idea what happend. let's tell the user so. */
con->http_status = 500;
buffer_reset(con->physical.path);
log_error_write(srv, __FILE__, __LINE__, "ssbsb",
"file not found ... or so: ", strerror(errno),
con->uri.path,
"->", con->physical.path);
return HANDLER_FINISHED;
}
/* not found, perhaps PATHINFO */
buffer_copy_string_buffer(srv->tmp_buf, con->physical.path);
do {
if (slash) {
buffer_copy_string_len(con->physical.path, srv->tmp_buf->ptr, slash - srv->tmp_buf->ptr);
} else {
buffer_copy_string_buffer(con->physical.path, srv->tmp_buf);
}
if (HANDLER_ERROR != stat_cache_get_entry(srv, con, con->physical.path, &sce)) {
found = S_ISREG(sce->st.st_mode);
break;
}
if (pathinfo != NULL) {
*pathinfo = '\0';
}
slash = strrchr(srv->tmp_buf->ptr, '/');
if (pathinfo != NULL) {
/* restore '/' */
*pathinfo = '/';
}
if (slash) pathinfo = slash;
} while ((found == 0) && (slash != NULL) && ((size_t)(slash - srv->tmp_buf->ptr) > (con->physical.basedir->used - 2)));
if (found == 0) {
/* no it really doesn't exists */
con->http_status = 404;
if (con->conf.log_file_not_found) {
log_error_write(srv, __FILE__, __LINE__, "sbsb",
"file not found:", con->uri.path,
"->", con->physical.path);
}
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
}
#ifdef HAVE_LSTAT
if ((sce->is_symlink != 0) && !con->conf.follow_symlink) {
con->http_status = 403;
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- access denied due symlink restriction");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
buffer_reset(con->physical.path);
return HANDLER_FINISHED;
};
#endif
/* we have a PATHINFO */
if (pathinfo) {
buffer_copy_string(con->request.pathinfo, pathinfo);
/*
* shorten uri.path
*/
con->uri.path->used -= strlen(pathinfo);
con->uri.path->ptr[con->uri.path->used - 1] = '\0';
}
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- after pathinfo check");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
log_error_write(srv, __FILE__, __LINE__, "sb", "URI :", con->uri.path);
log_error_write(srv, __FILE__, __LINE__, "sb", "Pathinfo :", con->request.pathinfo);
}
}
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- handling subrequest");
log_error_write(srv, __FILE__, __LINE__, "sb", "Path :", con->physical.path);
}
/* call the handlers */
switch(r = plugins_call_handle_subrequest_start(srv, con)) {
case HANDLER_GO_ON:
/* request was not handled */
break;
case HANDLER_FINISHED:
default:
if (con->conf.log_request_handling) {
log_error_write(srv, __FILE__, __LINE__, "s", "-- subrequest finished");
}
/* something strange happend */
return r;
}
/* if we are still here, no one wanted the file, status 403 is ok I think */
if (con->mode == DIRECT && con->http_status == 0) {
switch (con->request.http_method) {
case HTTP_METHOD_OPTIONS:
con->http_status = 200;
break;
default:
con->http_status = 403;
}
return HANDLER_FINISHED;
}
}
switch(r = plugins_call_handle_subrequest(srv, con)) {
case HANDLER_GO_ON:
/* request was not handled, looks like we are done */
return HANDLER_FINISHED;
case HANDLER_FINISHED:
/* request is finished */
default:
/* something strange happend */
return r;
}
/* can't happen */
return HANDLER_COMEBACK;
}
/*
** Perform a reduce action and the shift that must immediately
** follow the reduce.
*/
static void yy_reduce(
yyParser *yypParser, /* The parser */
int yyruleno /* Number of the rule by which to reduce */
){
int yygoto; /* The next state */
int yyact; /* The next action */
YYMINORTYPE yygotominor; /* The LHS of the rule reduced */
yyStackEntry *yymsp; /* The top of the parser's stack */
int yysize; /* Amount to pop the stack */
configparserARG_FETCH;
yymsp = &yypParser->yystack[yypParser->yyidx];
#ifndef NDEBUG
if( yyTraceFILE && yyruleno>=0
&& yyruleno<sizeof(yyRuleName)/sizeof(yyRuleName[0]) ){
fprintf(yyTraceFILE, "%sReduce [%s].\n", yyTracePrompt,
yyRuleName[yyruleno]);
}
#endif /* NDEBUG */
switch( yyruleno ){
/* Beginning here are the reduction cases. A typical example
** follows:
** case 0:
** #line <lineno> <grammarfile>
** { ... } // User supplied code
** #line <lineno> <thisfile>
** break;
*/
case 0:
/* No destructor defined for metalines */
break;
case 1:
/* No destructor defined for metalines */
/* No destructor defined for metaline */
break;
case 2:
break;
case 3:
/* No destructor defined for varline */
break;
case 4:
/* No destructor defined for global */
break;
case 5:
#line 115 "./configparser.y"
{ yymsp[-1].minor.yy78 = NULL; }
#line 822 "configparser.c"
yy_destructor(1,&yymsp[0].minor);
break;
case 6:
/* No destructor defined for include */
break;
case 7:
/* No destructor defined for include_shell */
break;
case 8:
yy_destructor(1,&yymsp[0].minor);
break;
case 9:
#line 144 "./configparser.y"
{
if (ctx->ok) {
buffer_copy_string_buffer(yymsp[0].minor.yy41->key, yymsp[-2].minor.yy43);
if (strncmp(yymsp[-2].minor.yy43->ptr, "env.", sizeof("env.") - 1) == 0) {
fprintf(stderr, "Setting env variable is not supported in conditional %d %s: %s\n",
ctx->current->context_ndx,
ctx->current->key->ptr, yymsp[-2].minor.yy43->ptr);
ctx->ok = 0;
} else if (NULL == array_get_element(ctx->current->value, yymsp[0].minor.yy41->key->ptr)) {
array_insert_unique(ctx->current->value, yymsp[0].minor.yy41);
yymsp[0].minor.yy41 = NULL;
} else {
fprintf(stderr, "Duplicate config variable in conditional %d %s: %s\n",
ctx->current->context_ndx,
ctx->current->key->ptr, yymsp[0].minor.yy41->key->ptr);
ctx->ok = 0;
yymsp[0].minor.yy41->free(yymsp[0].minor.yy41);
yymsp[0].minor.yy41 = NULL;
}
}
buffer_free(yymsp[-2].minor.yy43);
yymsp[-2].minor.yy43 = NULL;
}
#line 859 "configparser.c"
yy_destructor(2,&yymsp[-1].minor);
break;
case 10:
#line 168 "./configparser.y"
{
array *vars = ctx->current->value;
data_unset *du;
if (strncmp(yymsp[-2].minor.yy43->ptr, "env.", sizeof("env.") - 1) == 0) {
fprintf(stderr, "Appending env variable is not supported in conditional %d %s: %s\n",
ctx->current->context_ndx,
ctx->current->key->ptr, yymsp[-2].minor.yy43->ptr);
ctx->ok = 0;
} else if (NULL != (du = array_get_element(vars, yymsp[-2].minor.yy43->ptr))) {
/* exists in current block */
du = configparser_merge_data(du, yymsp[0].minor.yy41);
if (NULL == du) {
ctx->ok = 0;
}
else {
buffer_copy_string_buffer(du->key, yymsp[-2].minor.yy43);
array_replace(vars, du);
}
yymsp[0].minor.yy41->free(yymsp[0].minor.yy41);
} else if (NULL != (du = configparser_get_variable(ctx, yymsp[-2].minor.yy43))) {
du = configparser_merge_data(du, yymsp[0].minor.yy41);
if (NULL == du) {
ctx->ok = 0;
du->free(du);
}
else {
buffer_copy_string_buffer(du->key, yymsp[-2].minor.yy43);
array_insert_unique(ctx->current->value, du);
}
yymsp[0].minor.yy41->free(yymsp[0].minor.yy41);
} else {
buffer_copy_string_buffer(yymsp[0].minor.yy41->key, yymsp[-2].minor.yy43);
array_insert_unique(ctx->current->value, yymsp[0].minor.yy41);
}
buffer_free(yymsp[-2].minor.yy43);
yymsp[-2].minor.yy43 = NULL;
yymsp[0].minor.yy41 = NULL;
}
#line 903 "configparser.c"
yy_destructor(3,&yymsp[-1].minor);
break;
case 11:
#line 208 "./configparser.y"
{
if (strchr(yymsp[0].minor.yy0->ptr, '.') == NULL) {
yygotominor.yy43 = buffer_init_string("var.");
buffer_append_string_buffer(yygotominor.yy43, yymsp[0].minor.yy0);
buffer_free(yymsp[0].minor.yy0);
yymsp[0].minor.yy0 = NULL;
} else {
yygotominor.yy43 = yymsp[0].minor.yy0;
yymsp[0].minor.yy0 = NULL;
}
}
#line 919 "configparser.c"
break;
case 12:
#line 220 "./configparser.y"
{
yygotominor.yy41 = configparser_merge_data(yymsp[-2].minor.yy41, yymsp[0].minor.yy41);
if (NULL == yygotominor.yy41) {
ctx->ok = 0;
}
yymsp[-2].minor.yy41 = NULL;
yymsp[0].minor.yy41->free(yymsp[0].minor.yy41);
yymsp[0].minor.yy41 = NULL;
}
#line 932 "configparser.c"
yy_destructor(5,&yymsp[-1].minor);
break;
case 13:
#line 230 "./configparser.y"
{
yygotominor.yy41 = yymsp[0].minor.yy41;
yymsp[0].minor.yy41 = NULL;
}
#line 941 "configparser.c"
break;
case 14:
#line 235 "./configparser.y"
{
yygotominor.yy41 = NULL;
if (strncmp(yymsp[0].minor.yy43->ptr, "env.", sizeof("env.") - 1) == 0) {
char *env;
if (NULL != (env = getenv(yymsp[0].minor.yy43->ptr + 4))) {
data_string *ds;
ds = data_string_init();
buffer_append_string(ds->value, env);
yygotominor.yy41 = (data_unset *)ds;
}
else {
fprintf(stderr, "Undefined env variable: %s\n", yymsp[0].minor.yy43->ptr + 4);
ctx->ok = 0;
}
} else if (NULL == (yygotominor.yy41 = configparser_get_variable(ctx, yymsp[0].minor.yy43))) {
fprintf(stderr, "Undefined config variable: %s\n", yymsp[0].minor.yy43->ptr);
ctx->ok = 0;
}
if (!yygotominor.yy41) {
/* make a dummy so it won't crash */
yygotominor.yy41 = (data_unset *)data_string_init();
}
buffer_free(yymsp[0].minor.yy43);
yymsp[0].minor.yy43 = NULL;
}
#line 971 "configparser.c"
break;
case 15:
#line 262 "./configparser.y"
{
yygotominor.yy41 = (data_unset *)data_string_init();
buffer_copy_string_buffer(((data_string *)(yygotominor.yy41))->value, yymsp[0].minor.yy0);
buffer_free(yymsp[0].minor.yy0);
yymsp[0].minor.yy0 = NULL;
}
#line 981 "configparser.c"
break;
case 16:
#line 269 "./configparser.y"
{
yygotominor.yy41 = (data_unset *)data_integer_init();
((data_integer *)(yygotominor.yy41))->value = strtol(yymsp[0].minor.yy0->ptr, NULL, 10);
buffer_free(yymsp[0].minor.yy0);
yymsp[0].minor.yy0 = NULL;
}
#line 991 "configparser.c"
break;
case 17:
#line 275 "./configparser.y"
{
yygotominor.yy41 = (data_unset *)data_array_init();
array_free(((data_array *)(yygotominor.yy41))->value);
((data_array *)(yygotominor.yy41))->value = yymsp[0].minor.yy40;
yymsp[0].minor.yy40 = NULL;
}
#line 1001 "configparser.c"
break;
case 18:
#line 281 "./configparser.y"
{
yygotominor.yy40 = array_init();
}
#line 1008 "configparser.c"
yy_destructor(8,&yymsp[-1].minor);
yy_destructor(9,&yymsp[0].minor);
break;
case 19:
#line 284 "./configparser.y"
{
yygotominor.yy40 = yymsp[-1].minor.yy40;
yymsp[-1].minor.yy40 = NULL;
}
#line 1018 "configparser.c"
yy_destructor(8,&yymsp[-2].minor);
yy_destructor(9,&yymsp[0].minor);
break;
case 20:
#line 289 "./configparser.y"
{
if (buffer_is_empty(yymsp[0].minor.yy41->key) ||
NULL == array_get_element(yymsp[-2].minor.yy40, yymsp[0].minor.yy41->key->ptr)) {
array_insert_unique(yymsp[-2].minor.yy40, yymsp[0].minor.yy41);
yymsp[0].minor.yy41 = NULL;
} else {
fprintf(stderr, "Duplicate array-key: %s\n",
yymsp[0].minor.yy41->key->ptr);
ctx->ok = 0;
yymsp[0].minor.yy41->free(yymsp[0].minor.yy41);
yymsp[0].minor.yy41 = NULL;
}
yygotominor.yy40 = yymsp[-2].minor.yy40;
yymsp[-2].minor.yy40 = NULL;
}
#line 1040 "configparser.c"
yy_destructor(10,&yymsp[-1].minor);
break;
case 21:
#line 306 "./configparser.y"
{
yygotominor.yy40 = yymsp[-1].minor.yy40;
yymsp[-1].minor.yy40 = NULL;
}
#line 1049 "configparser.c"
yy_destructor(10,&yymsp[0].minor);
break;
case 22:
#line 311 "./configparser.y"
{
yygotominor.yy40 = array_init();
array_insert_unique(yygotominor.yy40, yymsp[0].minor.yy41);
yymsp[0].minor.yy41 = NULL;
}
#line 1059 "configparser.c"
break;
case 23:
#line 317 "./configparser.y"
{
yygotominor.yy41 = yymsp[0].minor.yy41;
yymsp[0].minor.yy41 = NULL;
}
#line 1067 "configparser.c"
break;
case 24:
#line 321 "./configparser.y"
{
buffer_copy_string_buffer(yymsp[0].minor.yy41->key, yymsp[-2].minor.yy43);
buffer_free(yymsp[-2].minor.yy43);
yymsp[-2].minor.yy43 = NULL;
yygotominor.yy41 = yymsp[0].minor.yy41;
yymsp[0].minor.yy41 = NULL;
}
#line 1079 "configparser.c"
yy_destructor(11,&yymsp[-1].minor);
break;
case 25:
yy_destructor(1,&yymsp[0].minor);
break;
case 26:
break;
case 27:
#line 333 "./configparser.y"
{
data_config *dc;
dc = (data_config *)array_get_element(ctx->srv->config_context, "global");
assert(dc);
configparser_push(ctx, dc, 0);
}
#line 1095 "configparser.c"
yy_destructor(12,&yymsp[0].minor);
break;
case 28:
#line 340 "./configparser.y"
{
data_config *cur;
cur = ctx->current;
configparser_pop(ctx);
assert(cur && ctx->current);
yygotominor.yy78 = cur;
}
#line 1110 "configparser.c"
/* No destructor defined for globalstart */
yy_destructor(13,&yymsp[-2].minor);
/* No destructor defined for metalines */
yy_destructor(14,&yymsp[0].minor);
break;
case 29:
#line 351 "./configparser.y"
{
assert(yymsp[-3].minor.yy78->context_ndx < yymsp[0].minor.yy78->context_ndx);
yymsp[0].minor.yy78->prev = yymsp[-3].minor.yy78;
yymsp[-3].minor.yy78->next = yymsp[0].minor.yy78;
yygotominor.yy78 = yymsp[0].minor.yy78;
yymsp[-3].minor.yy78 = NULL;
yymsp[0].minor.yy78 = NULL;
}
#line 1126 "configparser.c"
/* No destructor defined for eols */
yy_destructor(15,&yymsp[-1].minor);
break;
case 30:
#line 360 "./configparser.y"
{
yygotominor.yy78 = yymsp[0].minor.yy78;
yymsp[0].minor.yy78 = NULL;
}
#line 1136 "configparser.c"
break;
case 31:
#line 365 "./configparser.y"
{
data_config *cur;
cur = ctx->current;
configparser_pop(ctx);
assert(cur && ctx->current);
yygotominor.yy78 = cur;
}
#line 1150 "configparser.c"
/* No destructor defined for context */
yy_destructor(13,&yymsp[-2].minor);
/* No destructor defined for metalines */
yy_destructor(14,&yymsp[0].minor);
break;
case 32:
#line 376 "./configparser.y"
{
data_config *dc;
buffer *b, *rvalue, *op;
if (ctx->ok && yymsp[0].minor.yy41->type != TYPE_STRING) {
fprintf(stderr, "rvalue must be string");
ctx->ok = 0;
}
switch(yymsp[-1].minor.yy27) {
case CONFIG_COND_NE:
op = buffer_init_string("!=");
break;
case CONFIG_COND_EQ:
op = buffer_init_string("==");
break;
case CONFIG_COND_NOMATCH:
op = buffer_init_string("!~");
break;
case CONFIG_COND_MATCH:
op = buffer_init_string("=~");
break;
default:
assert(0);
return;
}
b = buffer_init();
buffer_copy_string_buffer(b, ctx->current->key);
buffer_append_string(b, "/");
buffer_append_string_buffer(b, yymsp[-5].minor.yy0);
buffer_append_string_buffer(b, yymsp[-3].minor.yy43);
buffer_append_string_buffer(b, op);
rvalue = ((data_string*)yymsp[0].minor.yy41)->value;
buffer_append_string_buffer(b, rvalue);
if (NULL != (dc = (data_config *)array_get_element(ctx->all_configs, b->ptr))) {
configparser_push(ctx, dc, 0);
} else {
struct {
comp_key_t comp;
char *comp_key;
size_t len;
} comps[] = {
{ COMP_SERVER_SOCKET, CONST_STR_LEN("SERVER[\"socket\"]" ) },
{ COMP_HTTP_URL, CONST_STR_LEN("HTTP[\"url\"]" ) },
{ COMP_HTTP_HOST, CONST_STR_LEN("HTTP[\"host\"]" ) },
{ COMP_HTTP_REFERER, CONST_STR_LEN("HTTP[\"referer\"]" ) },
{ COMP_HTTP_USER_AGENT, CONST_STR_LEN("HTTP[\"useragent\"]" ) },
{ COMP_HTTP_USER_AGENT, CONST_STR_LEN("HTTP[\"user-agent\"]" ) },
{ COMP_HTTP_COOKIE, CONST_STR_LEN("HTTP[\"cookie\"]" ) },
{ COMP_HTTP_REMOTE_IP, CONST_STR_LEN("HTTP[\"remoteip\"]" ) },
{ COMP_HTTP_REMOTE_IP, CONST_STR_LEN("HTTP[\"remote-ip\"]" ) },
{ COMP_HTTP_QUERY_STRING, CONST_STR_LEN("HTTP[\"querystring\"]") },
{ COMP_HTTP_QUERY_STRING, CONST_STR_LEN("HTTP[\"query-string\"]") },
{ COMP_HTTP_REQUEST_METHOD, CONST_STR_LEN("HTTP[\"request-method\"]") },
{ COMP_HTTP_SCHEME, CONST_STR_LEN("HTTP[\"scheme\"]" ) },
{ COMP_UNSET, NULL, 0 },
};
size_t i;
dc = data_config_init();
buffer_copy_string_buffer(dc->key, b);
buffer_copy_string_buffer(dc->op, op);
buffer_copy_string_buffer(dc->comp_key, yymsp[-5].minor.yy0);
buffer_append_string_len(dc->comp_key, CONST_STR_LEN("[\""));
buffer_append_string_buffer(dc->comp_key, yymsp[-3].minor.yy43);
buffer_append_string_len(dc->comp_key, CONST_STR_LEN("\"]"));
dc->cond = yymsp[-1].minor.yy27;
for (i = 0; comps[i].comp_key; i ++) {
if (buffer_is_equal_string(
dc->comp_key, comps[i].comp_key, comps[i].len)) {
dc->comp = comps[i].comp;
break;
}
}
if (COMP_UNSET == dc->comp) {
fprintf(stderr, "error comp_key %s", dc->comp_key->ptr);
ctx->ok = 0;
}
switch(yymsp[-1].minor.yy27) {
case CONFIG_COND_NE:
case CONFIG_COND_EQ:
dc->string = buffer_init_buffer(rvalue);
break;
case CONFIG_COND_NOMATCH:
case CONFIG_COND_MATCH: {
#ifdef HAVE_PCRE_H
const char *errptr;
int erroff;
if (NULL == (dc->regex =
pcre_compile(rvalue->ptr, 0, &errptr, &erroff, NULL))) {
dc->string = buffer_init_string(errptr);
dc->cond = CONFIG_COND_UNSET;
fprintf(stderr, "parsing regex failed: %s -> %s at offset %d\n",
rvalue->ptr, errptr, erroff);
ctx->ok = 0;
} else if (NULL == (dc->regex_study =
pcre_study(dc->regex, 0, &errptr)) &&
errptr != NULL) {
fprintf(stderr, "studying regex failed: %s -> %s\n",
rvalue->ptr, errptr);
ctx->ok = 0;
} else {
dc->string = buffer_init_buffer(rvalue);
}
#else
fprintf(stderr, "can't handle '$%s[%s] =~ ...' as you compiled without pcre support. \n"
"(perhaps just a missing pcre-devel package ?) \n",
yymsp[-5].minor.yy0->ptr, yymsp[-3].minor.yy43->ptr);
ctx->ok = 0;
#endif
break;
}
default:
fprintf(stderr, "unknown condition for $%s[%s]\n",
yymsp[-5].minor.yy0->ptr, yymsp[-3].minor.yy43->ptr);
ctx->ok = 0;
break;
}
configparser_push(ctx, dc, 1);
}
buffer_free(b);
buffer_free(op);
buffer_free(yymsp[-5].minor.yy0);
yymsp[-5].minor.yy0 = NULL;
buffer_free(yymsp[-3].minor.yy43);
yymsp[-3].minor.yy43 = NULL;
yymsp[0].minor.yy41->free(yymsp[0].minor.yy41);
yymsp[0].minor.yy41 = NULL;
}
#line 1298 "configparser.c"
yy_destructor(16,&yymsp[-6].minor);
yy_destructor(18,&yymsp[-4].minor);
yy_destructor(19,&yymsp[-2].minor);
break;
case 33:
#line 516 "./configparser.y"
{
yygotominor.yy27 = CONFIG_COND_EQ;
}
#line 1308 "configparser.c"
yy_destructor(20,&yymsp[0].minor);
break;
case 34:
#line 519 "./configparser.y"
{
yygotominor.yy27 = CONFIG_COND_MATCH;
}
#line 1316 "configparser.c"
yy_destructor(21,&yymsp[0].minor);
break;
case 35:
#line 522 "./configparser.y"
{
yygotominor.yy27 = CONFIG_COND_NE;
}
#line 1324 "configparser.c"
yy_destructor(22,&yymsp[0].minor);
break;
case 36:
#line 525 "./configparser.y"
{
yygotominor.yy27 = CONFIG_COND_NOMATCH;
}
#line 1332 "configparser.c"
yy_destructor(23,&yymsp[0].minor);
break;
case 37:
#line 529 "./configparser.y"
{
yygotominor.yy43 = NULL;
if (ctx->ok) {
if (yymsp[0].minor.yy41->type == TYPE_STRING) {
yygotominor.yy43 = buffer_init_buffer(((data_string*)yymsp[0].minor.yy41)->value);
} else if (yymsp[0].minor.yy41->type == TYPE_INTEGER) {
yygotominor.yy43 = buffer_init();
buffer_copy_long(yygotominor.yy43, ((data_integer *)yymsp[0].minor.yy41)->value);
} else {
fprintf(stderr, "operand must be string");
ctx->ok = 0;
}
}
yymsp[0].minor.yy41->free(yymsp[0].minor.yy41);
yymsp[0].minor.yy41 = NULL;
}
#line 1353 "configparser.c"
break;
case 38:
#line 546 "./configparser.y"
{
if (ctx->ok) {
if (0 != config_parse_file(ctx->srv, ctx, yymsp[0].minor.yy43->ptr)) {
ctx->ok = 0;
}
buffer_free(yymsp[0].minor.yy43);
yymsp[0].minor.yy43 = NULL;
}
}
#line 1366 "configparser.c"
yy_destructor(24,&yymsp[-1].minor);
break;
case 39:
#line 556 "./configparser.y"
{
if (ctx->ok) {
if (0 != config_parse_cmd(ctx->srv, ctx, yymsp[0].minor.yy43->ptr)) {
ctx->ok = 0;
}
buffer_free(yymsp[0].minor.yy43);
yymsp[0].minor.yy43 = NULL;
}
}
#line 1380 "configparser.c"
yy_destructor(25,&yymsp[-1].minor);
break;
};
yygoto = yyRuleInfo[yyruleno].lhs;
yysize = yyRuleInfo[yyruleno].nrhs;
yypParser->yyidx -= yysize;
yyact = yy_find_reduce_action(yypParser,yygoto);
if( yyact < YYNSTATE ){
yy_shift(yypParser,yyact,yygoto,&yygotominor);
}else if( yyact == YYNSTATE + YYNRULE + 1 ){
yy_accept(yypParser);
}
}
static handler_t mod_redirect_uri_handler(server *srv, connection *con, void *p_data) {
#ifdef HAVE_PCRE_H
plugin_data *p = p_data;
size_t i;
/*
* REWRITE URL
*
* e.g. redirect /base/ to /index.php?section=base
*
*/
mod_redirect_patch_connection(srv, con, p);
buffer_copy_string_buffer(p->match_buf, con->request.uri);
for (i = 0; i < p->conf.redirect->used; i++) {
pcre *match;
pcre_extra *extra;
const char *pattern;
size_t pattern_len;
int n;
pcre_keyvalue *kv = p->conf.redirect->kv[i];
# define N 10
int ovec[N * 3];
match = kv->key;
extra = kv->key_extra;
pattern = kv->value->ptr;
pattern_len = kv->value->used - 1;
if ((n = pcre_exec(match, extra, p->match_buf->ptr, p->match_buf->used - 1, 0, 0, ovec, 3 * N)) < 0) {
if (n != PCRE_ERROR_NOMATCH) {
log_error_write(srv, __FILE__, __LINE__, "sd",
"execution error while matching: ", n);
return HANDLER_ERROR;
}
} else {
const char **list;
size_t start, end;
size_t k;
/* it matched */
pcre_get_substring_list(p->match_buf->ptr, ovec, n, &list);
/* search for $[0-9] */
buffer_reset(p->location);
start = 0; end = pattern_len;
for (k = 0; k < pattern_len; k++) {
if ((pattern[k] == '$' || pattern[k] == '%') &&
isdigit((unsigned char)pattern[k + 1])) {
/* got one */
size_t num = pattern[k + 1] - '0';
end = k;
buffer_append_string_len(p->location, pattern + start, end - start);
if (pattern[k] == '$') {
/* n is always > 0 */
if (num < (size_t)n) {
buffer_append_string(p->location, list[num]);
}
} else {
config_append_cond_match_buffer(con, p->conf.context, p->location, num);
}
k++;
start = k + 1;
}
}
buffer_append_string_len(p->location, pattern + start, pattern_len - start);
pcre_free(list);
response_header_insert(srv, con, CONST_STR_LEN("Location"), CONST_BUF_LEN(p->location));
con->http_status = 301;
con->file_finished = 1;
return HANDLER_FINISHED;
}
}
#undef N
#else
UNUSED(srv);
UNUSED(con);
UNUSED(p_data);
#endif
return HANDLER_GO_ON;
}
int plugins_load(server *srv) {
plugin *p;
int (*init)(plugin *pl);
const char *error;
size_t i, j;
for (i = 0; i < srv->srvconf.modules->used; i++) {
data_string *d = (data_string *)srv->srvconf.modules->data[i];
char *modules = d->value->ptr;
for (j = 0; j < i; j++) {
if (buffer_is_equal(d->value, ((data_string *) srv->srvconf.modules->data[j])->value)) {
log_error_write(srv, __FILE__, __LINE__, "sbs", "Cannot load plugin", d->value, "more than once, please fix your config (we may not accept such configs in future releases");
continue;
}
}
buffer_copy_string_buffer(srv->tmp_buf, srv->srvconf.modules_dir);
buffer_append_string_len(srv->tmp_buf, CONST_STR_LEN("/"));
buffer_append_string(srv->tmp_buf, modules);
#if defined(__WIN32) || defined(__CYGWIN__)
buffer_append_string_len(srv->tmp_buf, CONST_STR_LEN(".dll"));
#else
buffer_append_string_len(srv->tmp_buf, CONST_STR_LEN(".so"));
#endif
p = plugin_init();
#ifdef __WIN32
if (NULL == (p->lib = LoadLibrary(srv->tmp_buf->ptr))) {
LPVOID lpMsgBuf;
FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM,
NULL,
GetLastError(),
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR) &lpMsgBuf,
0, NULL );
log_error_write(srv, __FILE__, __LINE__, "ssb", "LoadLibrary() failed",
lpMsgBuf, srv->tmp_buf);
plugin_free(p);
return -1;
}
#else
if (NULL == (p->lib = dlopen(srv->tmp_buf->ptr, RTLD_NOW|RTLD_GLOBAL))) {
log_error_write(srv, __FILE__, __LINE__, "sbs", "dlopen() failed for:",
srv->tmp_buf, dlerror());
plugin_free(p);
return -1;
}
#endif
buffer_reset(srv->tmp_buf);
buffer_copy_string(srv->tmp_buf, modules);
buffer_append_string_len(srv->tmp_buf, CONST_STR_LEN("_plugin_init"));
#ifdef __WIN32
init = GetProcAddress(p->lib, srv->tmp_buf->ptr);
if (init == NULL) {
LPVOID lpMsgBuf;
FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM,
NULL,
GetLastError(),
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR) &lpMsgBuf,
0, NULL );
log_error_write(srv, __FILE__, __LINE__, "sbs", "getprocaddress failed:", srv->tmp_buf, lpMsgBuf);
plugin_free(p);
return -1;
}
#else
#if 1
init = (int (*)(plugin *))(intptr_t)dlsym(p->lib, srv->tmp_buf->ptr);
#else
*(void **)(&init) = dlsym(p->lib, srv->tmp_buf->ptr);
#endif
if ((error = dlerror()) != NULL) {
log_error_write(srv, __FILE__, __LINE__, "s", error);
plugin_free(p);
return -1;
}
#endif
if ((*init)(p)) {
log_error_write(srv, __FILE__, __LINE__, "ss", modules, "plugin init failed" );
plugin_free(p);
return -1;
}
#if 0
log_error_write(srv, __FILE__, __LINE__, "ss", modules, "plugin loaded" );
#endif
plugins_register(srv, p);
}
return 0;
}
/*
* Do the substitutions from ctx->line_in
* and output the chain buffers to ctx->out
* */
static ngx_int_t
ngx_http_subs_match(ngx_http_request_t *r, ngx_http_subs_ctx_t *ctx)
{
ngx_buf_t *src, *dst, *temp;
ngx_log_t *log;
ngx_int_t count, match_count;
sub_pair_t *pairs, *pair;
ngx_uint_t i;
count = 0;
match_count = 0;
log = r->connection->log;
src = ctx->line_in;
dst = ctx->line_dst;
pairs = (sub_pair_t *) ctx->sub_pairs->elts;
for (i = 0; i < ctx->sub_pairs->nelts; i++) {
pair = &pairs[i];
if (!pair->has_captured) {
if (pair->sub.data == NULL) {
if (ngx_http_script_run(r, &pair->sub, pair->sub_lengths->elts,
0, pair->sub_values->elts) == NULL)
{
goto failed;
}
}
} else {
pair->sub.data = NULL;
pair->sub.len = 0;
}
/* exchange the src and dst buffer */
if (dst->pos != dst->last) {
temp = src;
src = dst;
dst = temp;
ngx_buffer_init(dst);
}
if ((!pair->regex)
&& ((ngx_uint_t)(src->last - src->pos) < pair->match.len)) {
continue;
}
if (pair->once && pair->matched) {
continue;
}
if (pair->sub.data == NULL && !pair->has_captured) {
if (ngx_http_script_run(r, &pair->sub, pair->sub_lengths->elts, 0,
pair->sub_values->elts) == NULL)
{
goto failed;
}
}
/* regex substitution */
if (pair->regex || pair->insensitive) {
count = ngx_http_subs_match_regex_substituion(r, pair, src, dst);
if (count == NGX_ERROR) {
goto failed;
}
} else {
/* fixed string substituion */
count = ngx_http_subs_match_fix_substituion(r, pair, src, dst);
if (count == NGX_ERROR) {
goto failed;
}
}
/* no match. */
if (count == 0){
continue;
}
if (src->pos < src->last) {
if (buffer_append_string(dst, src->pos, src->last - src->pos,
r->pool) == NULL) {
goto failed;
}
src->pos = src->last;
}
/* match */
match_count += count;
}
/* no match last time */
if (dst->pos == dst->last){
dst = src;
}
if (ngx_http_subs_out_chain_append(r, ctx, dst) != NGX_OK) {
goto failed;
}
ngx_buffer_init(ctx->line_in);
ngx_buffer_init(ctx->line_dst);
ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, "match counts: %i", match_count);
return match_count;
failed:
ngx_log_error(NGX_LOG_ERR, log, 0,
"[subs_filter] ngx_http_subs_match error.");
return -1;
}
int cache_parse_lua(server *srv, connection *con, plugin_data *p, buffer *fn) {
lua_State *L;
int ret = -1;
buffer *b;
b = buffer_init();
/* push the lua file to the interpreter and see what happends */
L = luaL_newstate();
luaL_openlibs(L);
/* register functions */
lua_register(L, "md5", f_crypto_md5);
lua_register(L, "file_mtime", f_file_mtime);
lua_register(L, "file_isreg", f_file_isreg);
lua_register(L, "file_isdir", f_file_isreg);
lua_register(L, "dir_files", f_dir_files);
#ifdef USE_MEMCACHED
lua_pushlightuserdata(L, p->conf.memc);
lua_pushcclosure(L, f_memcache_get_long, 1);
lua_setglobal(L, "memcache_get_long");
lua_pushlightuserdata(L, p->conf.memc);
lua_pushcclosure(L, f_memcache_get_string, 1);
lua_setglobal(L, "memcache_get_string");
lua_pushlightuserdata(L, p->conf.memc);
lua_pushcclosure(L, f_memcache_exists, 1);
lua_setglobal(L, "memcache_exists");
#endif
/* register CGI environment */
lua_newtable(L);
{
int header_tbl = lua_gettop(L);
c_to_lua_push(L, header_tbl, CONST_STR_LEN("REQUEST_URI"), CONST_BUF_LEN(con->request.orig_uri));
c_to_lua_push(L, header_tbl, CONST_STR_LEN("SCRIPT_NAME"), CONST_BUF_LEN(con->uri.path));
c_to_lua_push(L, header_tbl, CONST_STR_LEN("SCRIPT_FILENAME"), CONST_BUF_LEN(con->physical.path));
c_to_lua_push(L, header_tbl, CONST_STR_LEN("DOCUMENT_ROOT"), CONST_BUF_LEN(con->physical.basedir));
if (!buffer_string_is_empty(con->request.pathinfo)) {
c_to_lua_push(L, header_tbl, CONST_STR_LEN("PATH_INFO"), CONST_BUF_LEN(con->request.pathinfo));
}
c_to_lua_push(L, header_tbl, CONST_STR_LEN("CWD"), CONST_BUF_LEN(p->basedir));
c_to_lua_push(L, header_tbl, CONST_STR_LEN("BASEURL"), CONST_BUF_LEN(p->baseurl));
}
lua_setglobal(L, "request");
/* register GET parameter */
lua_newtable(L);
{
int get_tbl = lua_gettop(L);
buffer_copy_buffer(b, con->uri.query);
cache_export_get_params(L, get_tbl, b);
buffer_reset(b);
}
lua_setglobal(L, "get");
/* 2 default constants */
lua_pushinteger(L, 0);
lua_setglobal(L, "CACHE_HIT");
lua_pushinteger(L, 1);
lua_setglobal(L, "CACHE_MISS");
/* load lua program */
ret = luaL_loadfile(L, fn->ptr);
if (0 != ret) {
log_error_write(srv, __FILE__, __LINE__, "sbsS",
"failed loading cml_lua script",
fn,
":",
lua_tostring(L, -1));
goto error;
}
if (lua_pcall(L, 0, 1, 0)) {
log_error_write(srv, __FILE__, __LINE__, "sbsS",
"failed running cml_lua script",
fn,
":",
lua_tostring(L, -1));
goto error;
}
/* get return value */
ret = (int)lua_tointeger(L, -1);
lua_pop(L, 1);
/* fetch the data from lua */
lua_to_c_get_string(L, "trigger_handler", p->trigger_handler);
if (0 == lua_to_c_get_string(L, "output_contenttype", b)) {
response_header_overwrite(srv, con, CONST_STR_LEN("Content-Type"), CONST_BUF_LEN(b));
}
if (ret == 0) {
/* up to now it is a cache-hit, check if all files exist */
int curelem;
time_t mtime = 0;
if (!lua_to_c_is_table(L, "output_include")) {
log_error_write(srv, __FILE__, __LINE__, "s",
"output_include is missing or not a table");
ret = -1;
goto error;
}
lua_getglobal(L, "output_include");
curelem = lua_gettop(L);
/* HOW-TO build a etag ?
* as we don't just have one file we have to take the stat()
* from all base files, merge them and build the etag from
* it later.
*
* The mtime of the content is the mtime of the freshest base file
*
* */
lua_pushnil(L); /* first key */
while (lua_next(L, curelem) != 0) {
/* key' is at index -2 and value' at index -1 */
if (lua_isstring(L, -1)) {
const char *s = lua_tostring(L, -1);
struct stat st;
int fd;
/* the file is relative, make it absolute */
if (s[0] != '/') {
buffer_copy_buffer(b, p->basedir);
buffer_append_string(b, lua_tostring(L, -1));
} else {
buffer_copy_string(b, lua_tostring(L, -1));
}
fd = stat_cache_open_rdonly_fstat(srv, con, b, &st);
if (fd < 0) {
/* stat failed */
switch(errno) {
case ENOENT:
/* a file is missing, call the handler to generate it */
if (!buffer_string_is_empty(p->trigger_handler)) {
ret = 1; /* cache-miss */
log_error_write(srv, __FILE__, __LINE__, "s",
"a file is missing, calling handler");
break;
} else {
/* handler not set -> 500 */
ret = -1;
log_error_write(srv, __FILE__, __LINE__, "s",
"a file missing and no handler set");
break;
}
break;
default:
break;
}
} else {
chunkqueue_append_file_fd(con->write_queue, b, fd, 0, st.st_size);
if (st.st_mtime > mtime) mtime = st.st_mtime;
}
} else {
/* not a string */
ret = -1;
log_error_write(srv, __FILE__, __LINE__, "s",
"not a string");
break;
}
lua_pop(L, 1); /* removes value'; keeps key' for next iteration */
}
lua_settop(L, curelem - 1);
if (ret == 0) {
data_string *ds;
char timebuf[sizeof("Sat, 23 Jul 2005 21:20:01 GMT")];
con->file_finished = 1;
ds = (data_string *)array_get_element(con->response.headers, "Last-Modified");
if (0 == mtime) mtime = time(NULL); /* default last-modified to now */
/* no Last-Modified specified */
if (NULL == ds) {
strftime(timebuf, sizeof(timebuf), "%a, %d %b %Y %H:%M:%S GMT", gmtime(&mtime));
response_header_overwrite(srv, con, CONST_STR_LEN("Last-Modified"), timebuf, sizeof(timebuf) - 1);
ds = (data_string *)array_get_element(con->response.headers, "Last-Modified");
force_assert(NULL != ds);
}
if (HANDLER_FINISHED == http_response_handle_cachable(srv, con, ds->value)) {
/* ok, the client already has our content,
* no need to send it again */
chunkqueue_reset(con->write_queue);
ret = 0; /* cache-hit */
}
} else {
chunkqueue_reset(con->write_queue);
}
}
if (ret == 1 && !buffer_string_is_empty(p->trigger_handler)) {
/* cache-miss */
buffer_copy_buffer(con->uri.path, p->baseurl);
buffer_append_string_buffer(con->uri.path, p->trigger_handler);
buffer_copy_buffer(con->physical.path, p->basedir);
buffer_append_string_buffer(con->physical.path, p->trigger_handler);
chunkqueue_reset(con->write_queue);
}
error:
lua_close(L);
buffer_free(b);
return ret /* cache-error */;
}
static int http_list_directory(server *srv, connection *con, plugin_data *p, buffer *dir) {
DIR *dp;
buffer *out;
struct dirent *dent;
struct stat st;
char *path, *path_file;
size_t i;
int hide_dotfiles = p->conf.hide_dot_files;
dirls_list_t dirs, files, *list;
dirls_entry_t *tmp;
char sizebuf[sizeof("999.9K")];
char datebuf[sizeof("2005-Jan-01 22:23:24")];
size_t k;
const char *content_type;
long name_max;
#if defined(HAVE_XATTR) || defined(HAVE_EXTATTR)
char attrval[128];
int attrlen;
#endif
#ifdef HAVE_LOCALTIME_R
struct tm tm;
#endif
if (buffer_string_is_empty(dir)) return -1;
i = buffer_string_length(dir);
#ifdef HAVE_PATHCONF
if (0 >= (name_max = pathconf(dir->ptr, _PC_NAME_MAX))) {
/* some broken fs (fuse) return 0 instead of -1 */
#ifdef NAME_MAX
name_max = NAME_MAX;
#else
name_max = 255; /* stupid default */
#endif
}
#elif defined __WIN32
name_max = FILENAME_MAX;
#else
name_max = NAME_MAX;
#endif
path = malloc(i + name_max + 1);
force_assert(NULL != path);
memcpy(path, dir->ptr, i+1);
path_file = path + i;
if (NULL == (dp = opendir(path))) {
log_error_write(srv, __FILE__, __LINE__, "sbs",
"opendir failed:", dir, strerror(errno));
free(path);
return -1;
}
dirs.ent = (dirls_entry_t**) malloc(sizeof(dirls_entry_t*) * DIRLIST_BLOB_SIZE);
force_assert(dirs.ent);
dirs.size = DIRLIST_BLOB_SIZE;
dirs.used = 0;
files.ent = (dirls_entry_t**) malloc(sizeof(dirls_entry_t*) * DIRLIST_BLOB_SIZE);
force_assert(files.ent);
files.size = DIRLIST_BLOB_SIZE;
files.used = 0;
while ((dent = readdir(dp)) != NULL) {
unsigned short exclude_match = 0;
if (dent->d_name[0] == '.') {
if (hide_dotfiles)
continue;
if (dent->d_name[1] == '\0')
continue;
if (dent->d_name[1] == '.' && dent->d_name[2] == '\0')
continue;
}
if (p->conf.hide_readme_file && !buffer_string_is_empty(p->conf.show_readme)) {
if (strcmp(dent->d_name, p->conf.show_readme->ptr) == 0)
continue;
}
if (p->conf.hide_header_file && !buffer_string_is_empty(p->conf.show_header)) {
if (strcmp(dent->d_name, p->conf.show_header->ptr) == 0)
continue;
}
/* compare d_name against excludes array
* elements, skipping any that match.
*/
#ifdef HAVE_PCRE_H
for(i = 0; i < p->conf.excludes->used; i++) {
int n;
#define N 10
int ovec[N * 3];
pcre *regex = p->conf.excludes->ptr[i]->regex;
if ((n = pcre_exec(regex, NULL, dent->d_name,
strlen(dent->d_name), 0, 0, ovec, 3 * N)) < 0) {
if (n != PCRE_ERROR_NOMATCH) {
log_error_write(srv, __FILE__, __LINE__, "sd",
"execution error while matching:", n);
/* aborting would require a lot of manual cleanup here.
* skip instead (to not leak names that break pcre matching)
*/
exclude_match = 1;
break;
}
}
else {
exclude_match = 1;
break;
}
}
if (exclude_match) {
continue;
}
#endif
i = strlen(dent->d_name);
/* NOTE: the manual says, d_name is never more than NAME_MAX
* so this should actually not be a buffer-overflow-risk
*/
if (i > (size_t)name_max) continue;
memcpy(path_file, dent->d_name, i + 1);
if (stat(path, &st) != 0)
continue;
list = &files;
if (S_ISDIR(st.st_mode))
list = &dirs;
if (list->used == list->size) {
list->size += DIRLIST_BLOB_SIZE;
list->ent = (dirls_entry_t**) realloc(list->ent, sizeof(dirls_entry_t*) * list->size);
force_assert(list->ent);
}
tmp = (dirls_entry_t*) malloc(sizeof(dirls_entry_t) + 1 + i);
tmp->mtime = st.st_mtime;
tmp->size = st.st_size;
tmp->namelen = i;
memcpy(DIRLIST_ENT_NAME(tmp), dent->d_name, i + 1);
list->ent[list->used++] = tmp;
}
closedir(dp);
if (dirs.used) http_dirls_sort(dirs.ent, dirs.used);
if (files.used) http_dirls_sort(files.ent, files.used);
out = buffer_init();
http_list_directory_header(srv, con, p, out);
/* directories */
for (i = 0; i < dirs.used; i++) {
tmp = dirs.ent[i];
#ifdef HAVE_LOCALTIME_R
localtime_r(&(tmp->mtime), &tm);
strftime(datebuf, sizeof(datebuf), "%Y-%b-%d %H:%M:%S", &tm);
#else
strftime(datebuf, sizeof(datebuf), "%Y-%b-%d %H:%M:%S", localtime(&(tmp->mtime)));
#endif
buffer_append_string_len(out, CONST_STR_LEN("<tr class=\"d\"><td class=\"n\"><a href=\""));
buffer_append_string_encoded(out, DIRLIST_ENT_NAME(tmp), tmp->namelen, ENCODING_REL_URI_PART);
buffer_append_string_len(out, CONST_STR_LEN("/\">"));
buffer_append_string_encoded(out, DIRLIST_ENT_NAME(tmp), tmp->namelen, ENCODING_MINIMAL_XML);
buffer_append_string_len(out, CONST_STR_LEN("</a>/</td><td class=\"m\">"));
buffer_append_string_len(out, datebuf, sizeof(datebuf) - 1);
buffer_append_string_len(out, CONST_STR_LEN("</td><td class=\"s\">- </td><td class=\"t\">Directory</td></tr>\n"));
free(tmp);
}
/* files */
for (i = 0; i < files.used; i++) {
tmp = files.ent[i];
content_type = NULL;
#if defined(HAVE_XATTR)
if (con->conf.use_xattr) {
memcpy(path_file, DIRLIST_ENT_NAME(tmp), tmp->namelen + 1);
attrlen = sizeof(attrval) - 1;
if (attr_get(path, srv->srvconf.xattr_name->ptr, attrval, &attrlen, 0) == 0) {
attrval[attrlen] = '\0';
content_type = attrval;
}
}
#elif defined(HAVE_EXTATTR)
if (con->conf.use_xattr) {
memcpy(path_file, DIRLIST_ENT_NAME(tmp), tmp->namelen + 1);
if(-1 != (attrlen = extattr_get_file(path, EXTATTR_NAMESPACE_USER, srv->srvconf.xattr_name->ptr, attrval, sizeof(attrval)-1))) {
attrval[attrlen] = '\0';
content_type = attrval;
}
}
#endif
if (content_type == NULL) {
content_type = "application/octet-stream";
for (k = 0; k < con->conf.mimetypes->used; k++) {
data_string *ds = (data_string *)con->conf.mimetypes->data[k];
size_t ct_len;
if (buffer_is_empty(ds->key))
continue;
ct_len = buffer_string_length(ds->key);
if (tmp->namelen < ct_len)
continue;
if (0 == strncasecmp(DIRLIST_ENT_NAME(tmp) + tmp->namelen - ct_len, ds->key->ptr, ct_len)) {
content_type = ds->value->ptr;
break;
}
}
}
#ifdef HAVE_LOCALTIME_R
localtime_r(&(tmp->mtime), &tm);
strftime(datebuf, sizeof(datebuf), "%Y-%b-%d %H:%M:%S", &tm);
#else
strftime(datebuf, sizeof(datebuf), "%Y-%b-%d %H:%M:%S", localtime(&(tmp->mtime)));
#endif
http_list_directory_sizefmt(sizebuf, sizeof(sizebuf), tmp->size);
buffer_append_string_len(out, CONST_STR_LEN("<tr><td class=\"n\"><a href=\""));
buffer_append_string_encoded(out, DIRLIST_ENT_NAME(tmp), tmp->namelen, ENCODING_REL_URI_PART);
buffer_append_string_len(out, CONST_STR_LEN("\">"));
buffer_append_string_encoded(out, DIRLIST_ENT_NAME(tmp), tmp->namelen, ENCODING_MINIMAL_XML);
buffer_append_string_len(out, CONST_STR_LEN("</a></td><td class=\"m\">"));
buffer_append_string_len(out, datebuf, sizeof(datebuf) - 1);
buffer_append_string_len(out, CONST_STR_LEN("</td><td class=\"s\">"));
buffer_append_string(out, sizebuf);
buffer_append_string_len(out, CONST_STR_LEN("</td><td class=\"t\">"));
buffer_append_string(out, content_type);
buffer_append_string_len(out, CONST_STR_LEN("</td></tr>\n"));
free(tmp);
}
free(files.ent);
free(dirs.ent);
free(path);
http_list_directory_footer(srv, con, p, out);
/* Insert possible charset to Content-Type */
if (buffer_string_is_empty(p->conf.encoding)) {
response_header_overwrite(srv, con, CONST_STR_LEN("Content-Type"), CONST_STR_LEN("text/html"));
} else {
buffer_copy_string_len(p->content_charset, CONST_STR_LEN("text/html; charset="));
buffer_append_string_buffer(p->content_charset, p->conf.encoding);
response_header_overwrite(srv, con, CONST_STR_LEN("Content-Type"), CONST_BUF_LEN(p->content_charset));
}
con->file_finished = 1;
chunkqueue_append_buffer(con->write_queue, out);
buffer_free(out);
return 0;
}
static ngx_int_t
ngx_http_subs_match_regex_substituion(ngx_http_request_t *r, sub_pair_t *pair,
ngx_buf_t *b, ngx_buf_t *dst)
{
ngx_str_t line;
ngx_log_t *log;
ngx_int_t rc, count = 0;
log = r->connection->log;
if (pair->captures == NULL || pair->ncaptures == 0) {
pair->ncaptures = (NGX_HTTP_MAX_CAPTURES + 1) * 3;
pair->captures = ngx_palloc(r->pool, pair->ncaptures * sizeof(int));
if (pair->captures == NULL) {
return NGX_ERROR;
}
}
while (b->pos < b->last) {
if (pair->once && pair->matched) {
break;
}
line.data = b->pos;
line.len = b->last - b->pos;
rc = ngx_regex_exec(pair->match_regex, &line,
(int *) pair->captures, pair->ncaptures);
if (rc == NGX_REGEX_NO_MATCHED) {
break;
} else if(rc < 0) {
ngx_log_error(NGX_LOG_ERR, log, 0,
ngx_regex_exec_n " failed: %i on \"%V\" using \"%V\"",
rc, &line, &pair->match);
return NGX_ERROR;
}
pair->matched++;
count++;
ngx_log_debug3(NGX_LOG_DEBUG_HTTP, log, 0,
"regex match:%i, start:%d, end:%d ",
rc, pair->captures[0], pair->captures[1]);
if (pair->has_captured) {
r->captures = pair->captures;
r->ncaptures = pair->ncaptures;
r->captures_data = line.data;
if (ngx_http_script_run(r, &pair->sub, pair->sub_lengths->elts, 0,
pair->sub_values->elts) == NULL)
{
ngx_log_error(NGX_LOG_ALERT, log, 0,
"[subs_filter] ngx_http_script_run error.");
return NGX_ERROR;
}
}
if (buffer_append_string(dst, b->pos, pair->captures[0],
r->pool) == NULL) {
return NGX_ERROR;
}
if (buffer_append_string(dst, pair->sub.data, pair->sub.len,
r->pool) == NULL) {
return NGX_ERROR;
}
b->pos = b->pos + pair->captures[1];
}
return count;
}
static handler_t mod_status_handle_server_status_html(server *srv, connection *con, void *p_d) {
plugin_data *p = p_d;
buffer *b;
size_t j;
double avg;
char multiplier = '\0';
char buf[32];
time_t ts;
int days, hours, mins, seconds;
b = chunkqueue_get_append_buffer(con->write_queue);
BUFFER_COPY_STRING_CONST(b,
"<?xml version=\"1.0\" encoding=\"iso-8859-1\"?>\n"
"<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\"\n"
" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\">\n"
"<html xmlns=\"http://www.w3.org/1999/xhtml\" xml:lang=\"en\" lang=\"en\">\n"
" <head>\n"
" <title>Status</title>\n");
BUFFER_APPEND_STRING_CONST(b,
" <style type=\"text/css\">\n"
" table.status { border: black solid thin; }\n"
" td.int { background-color: #f0f0f0; text-align: right }\n"
" td.string { background-color: #f0f0f0; text-align: left }\n"
" th.status { background-color: black; color: white; font-weight: bold; }\n"
" a.sortheader { background-color: black; color: white; font-weight: bold; text-decoration: none; display: block; }\n"
" span.sortarrow { color: white; text-decoration: none; }\n"
" </style>\n");
if (p->conf.sort) {
BUFFER_APPEND_STRING_CONST(b,
"<script type=\"text/javascript\">\n"
"// <!--\n"
"var sort_column;\n"
"var prev_span = null;\n");
BUFFER_APPEND_STRING_CONST(b,
"function get_inner_text(el) {\n"
" if((typeof el == 'string')||(typeof el == 'undefined'))\n"
" return el;\n"
" if(el.innerText)\n"
" return el.innerText;\n"
" else {\n"
" var str = \"\";\n"
" var cs = el.childNodes;\n"
" var l = cs.length;\n"
" for (i=0;i<l;i++) {\n"
" if (cs[i].nodeType==1) str += get_inner_text(cs[i]);\n"
" else if (cs[i].nodeType==3) str += cs[i].nodeValue;\n"
" }\n"
" }\n"
" return str;\n"
"}\n");
BUFFER_APPEND_STRING_CONST(b,
"function sortfn(a,b) {\n"
" var at = get_inner_text(a.cells[sort_column]);\n"
" var bt = get_inner_text(b.cells[sort_column]);\n"
" if (a.cells[sort_column].className == 'int') {\n"
" return parseInt(at)-parseInt(bt);\n"
" } else {\n"
" aa = at.toLowerCase();\n"
" bb = bt.toLowerCase();\n"
" if (aa==bb) return 0;\n"
" else if (aa<bb) return -1;\n"
" else return 1;\n"
" }\n"
"}\n");
BUFFER_APPEND_STRING_CONST(b,
"function resort(lnk) {\n"
" var span = lnk.childNodes[1];\n"
" var table = lnk.parentNode.parentNode.parentNode.parentNode;\n"
" var rows = new Array();\n"
" for (j=1;j<table.rows.length;j++)\n"
" rows[j-1] = table.rows[j];\n"
" sort_column = lnk.parentNode.cellIndex;\n"
" rows.sort(sortfn);\n");
BUFFER_APPEND_STRING_CONST(b,
" if (prev_span != null) prev_span.innerHTML = '';\n"
" if (span.getAttribute('sortdir')=='down') {\n"
" span.innerHTML = '↑';\n"
" span.setAttribute('sortdir','up');\n"
" rows.reverse();\n"
" } else {\n"
" span.innerHTML = '↓';\n"
" span.setAttribute('sortdir','down');\n"
" }\n"
" for (i=0;i<rows.length;i++)\n"
" table.tBodies[0].appendChild(rows[i]);\n"
" prev_span = span;\n"
"}\n"
"// -->\n"
"</script>\n");
}
BUFFER_APPEND_STRING_CONST(b,
" </head>\n"
" <body>\n");
/* connection listing */
BUFFER_APPEND_STRING_CONST(b, "<h1>Server-Status</h1>");
BUFFER_APPEND_STRING_CONST(b, "<table summary=\"status\" class=\"status\">");
BUFFER_APPEND_STRING_CONST(b, "<tr><td>Hostname</td><td class=\"string\">");
buffer_append_string_buffer(b, con->uri.authority);
BUFFER_APPEND_STRING_CONST(b, " (");
buffer_append_string_buffer(b, con->server_name);
BUFFER_APPEND_STRING_CONST(b, ")</td></tr>\n");
BUFFER_APPEND_STRING_CONST(b, "<tr><td>Uptime</td><td class=\"string\">");
ts = srv->cur_ts - srv->startup_ts;
days = ts / (60 * 60 * 24);
ts %= (60 * 60 * 24);
hours = ts / (60 * 60);
ts %= (60 * 60);
mins = ts / (60);
ts %= (60);
seconds = ts;
if (days) {
buffer_append_long(b, days);
BUFFER_APPEND_STRING_CONST(b, " days ");
}
if (hours) {
buffer_append_long(b, hours);
BUFFER_APPEND_STRING_CONST(b, " hours ");
}
if (mins) {
buffer_append_long(b, mins);
BUFFER_APPEND_STRING_CONST(b, " min ");
}
buffer_append_long(b, seconds);
BUFFER_APPEND_STRING_CONST(b, " s");
BUFFER_APPEND_STRING_CONST(b, "</td></tr>\n");
BUFFER_APPEND_STRING_CONST(b, "<tr><td>Started at</td><td class=\"string\">");
ts = srv->startup_ts;
strftime(buf, sizeof(buf) - 1, "%Y-%m-%d %H:%M:%S", localtime(&ts));
buffer_append_string(b, buf);
BUFFER_APPEND_STRING_CONST(b, "</td></tr>\n");
BUFFER_APPEND_STRING_CONST(b, "<tr><th colspan=\"2\">absolute (since start)</th></tr>\n");
BUFFER_APPEND_STRING_CONST(b, "<tr><td>Requests</td><td class=\"string\">");
avg = p->abs_requests;
mod_status_get_multiplier(&avg, &multiplier, 1000);
buffer_append_long(b, avg);
BUFFER_APPEND_STRING_CONST(b, " ");
if (multiplier) buffer_append_string_len(b, &multiplier, 1);
BUFFER_APPEND_STRING_CONST(b, "req</td></tr>\n");
BUFFER_APPEND_STRING_CONST(b, "<tr><td>Traffic</td><td class=\"string\">");
avg = p->abs_traffic_out;
mod_status_get_multiplier(&avg, &multiplier, 1024);
sprintf(buf, "%.2f", avg);
buffer_append_string(b, buf);
BUFFER_APPEND_STRING_CONST(b, " ");
if (multiplier) buffer_append_string_len(b, &multiplier, 1);
BUFFER_APPEND_STRING_CONST(b, "byte</td></tr>\n");
BUFFER_APPEND_STRING_CONST(b, "<tr><th colspan=\"2\">average (since start)</th></tr>\n");
BUFFER_APPEND_STRING_CONST(b, "<tr><td>Requests</td><td class=\"string\">");
avg = p->abs_requests / (srv->cur_ts - srv->startup_ts);
mod_status_get_multiplier(&avg, &multiplier, 1000);
buffer_append_long(b, avg);
BUFFER_APPEND_STRING_CONST(b, " ");
if (multiplier) buffer_append_string_len(b, &multiplier, 1);
BUFFER_APPEND_STRING_CONST(b, "req/s</td></tr>\n");
BUFFER_APPEND_STRING_CONST(b, "<tr><td>Traffic</td><td class=\"string\">");
avg = p->abs_traffic_out / (srv->cur_ts - srv->startup_ts);
mod_status_get_multiplier(&avg, &multiplier, 1024);
sprintf(buf, "%.2f", avg);
buffer_append_string(b, buf);
BUFFER_APPEND_STRING_CONST(b, " ");
if (multiplier) buffer_append_string_len(b, &multiplier, 1);
BUFFER_APPEND_STRING_CONST(b, "byte/s</td></tr>\n");
BUFFER_APPEND_STRING_CONST(b, "<tr><th colspan=\"2\">average (5s sliding average)</th></tr>\n");
for (j = 0, avg = 0; j < 5; j++) {
avg += p->mod_5s_requests[j];
}
avg /= 5;
BUFFER_APPEND_STRING_CONST(b, "<tr><td>Requests</td><td class=\"string\">");
mod_status_get_multiplier(&avg, &multiplier, 1000);
buffer_append_long(b, avg);
BUFFER_APPEND_STRING_CONST(b, " ");
if (multiplier) buffer_append_string_len(b, &multiplier, 1);
BUFFER_APPEND_STRING_CONST(b, "req/s</td></tr>\n");
for (j = 0, avg = 0; j < 5; j++) {
avg += p->mod_5s_traffic_out[j];
}
avg /= 5;
BUFFER_APPEND_STRING_CONST(b, "<tr><td>Traffic</td><td class=\"string\">");
mod_status_get_multiplier(&avg, &multiplier, 1024);
sprintf(buf, "%.2f", avg);
buffer_append_string(b, buf);
BUFFER_APPEND_STRING_CONST(b, " ");
if (multiplier) buffer_append_string_len(b, &multiplier, 1);
BUFFER_APPEND_STRING_CONST(b, "byte/s</td></tr>\n");
BUFFER_APPEND_STRING_CONST(b, "</table>\n");
BUFFER_APPEND_STRING_CONST(b, "<hr />\n<pre><b>legend</b>\n");
BUFFER_APPEND_STRING_CONST(b, ". = connect, C = close, E = hard error\n");
BUFFER_APPEND_STRING_CONST(b, "r = read, R = read-POST, W = write, h = handle-request\n");
BUFFER_APPEND_STRING_CONST(b, "q = request-start, Q = request-end\n");
BUFFER_APPEND_STRING_CONST(b, "s = response-start, S = response-end\n");
BUFFER_APPEND_STRING_CONST(b, "<b>");
buffer_append_long(b, srv->conns->used);
BUFFER_APPEND_STRING_CONST(b, " connections</b>\n");
for (j = 0; j < srv->conns->used; j++) {
connection *c = srv->conns->ptr[j];
const char *state = connection_get_short_state(c->state);
buffer_append_string_len(b, state, 1);
if (((j + 1) % 50) == 0) {
BUFFER_APPEND_STRING_CONST(b, "\n");
}
}
BUFFER_APPEND_STRING_CONST(b, "\n</pre><hr />\n<h2>Connections</h2>\n");
BUFFER_APPEND_STRING_CONST(b, "<table summary=\"status\" class=\"status\">\n");
BUFFER_APPEND_STRING_CONST(b, "<tr>");
mod_status_header_append_sort(b, p_d, "Client IP");
mod_status_header_append_sort(b, p_d, "Read");
mod_status_header_append_sort(b, p_d, "Written");
mod_status_header_append_sort(b, p_d, "State");
mod_status_header_append_sort(b, p_d, "Time");
mod_status_header_append_sort(b, p_d, "Host");
mod_status_header_append_sort(b, p_d, "URI");
mod_status_header_append_sort(b, p_d, "File");
BUFFER_APPEND_STRING_CONST(b, "</tr>\n");
for (j = 0; j < srv->conns->used; j++) {
connection *c = srv->conns->ptr[j];
BUFFER_APPEND_STRING_CONST(b, "<tr><td class=\"string\">");
buffer_append_string(b, inet_ntop_cache_get_ip(srv, &(c->dst_addr)));
BUFFER_APPEND_STRING_CONST(b, "</td><td class=\"int\">");
if (con->request.content_length) {
buffer_append_long(b, c->request_content_queue->bytes_in);
BUFFER_APPEND_STRING_CONST(b, "/");
buffer_append_long(b, c->request.content_length);
} else {
BUFFER_APPEND_STRING_CONST(b, "0/0");
}
BUFFER_APPEND_STRING_CONST(b, "</td><td class=\"int\">");
buffer_append_off_t(b, chunkqueue_written(c->write_queue));
BUFFER_APPEND_STRING_CONST(b, "/");
buffer_append_off_t(b, chunkqueue_length(c->write_queue));
BUFFER_APPEND_STRING_CONST(b, "</td><td class=\"string\">");
buffer_append_string(b, connection_get_state(c->state));
BUFFER_APPEND_STRING_CONST(b, "</td><td class=\"int\">");
buffer_append_long(b, srv->cur_ts - c->request_start);
BUFFER_APPEND_STRING_CONST(b, "</td><td class=\"string\">");
if (buffer_is_empty(c->server_name)) {
buffer_append_string_buffer(b, c->uri.authority);
}
else {
buffer_append_string_buffer(b, c->server_name);
}
BUFFER_APPEND_STRING_CONST(b, "</td><td class=\"string\">");
if (!buffer_is_empty(c->uri.path)) {
buffer_append_string_encoded(b, CONST_BUF_LEN(c->uri.path), ENCODING_HTML);
}
BUFFER_APPEND_STRING_CONST(b, "</td><td class=\"string\">");
buffer_append_string_buffer(b, c->physical.path);
BUFFER_APPEND_STRING_CONST(b, "</td></tr>\n");
}
BUFFER_APPEND_STRING_CONST(b,
"</table>\n");
BUFFER_APPEND_STRING_CONST(b,
" </body>\n"
"</html>\n"
);
response_header_overwrite(srv, con, CONST_STR_LEN("Content-Type"), CONST_STR_LEN("text/html"));
return 0;
}
static handler_t mod_auth_uri_handler(server *srv, connection *con, void *p_d) {
size_t k;
int auth_required = 0, auth_satisfied = 0;
char *http_authorization = NULL;
data_string *ds;
mod_auth_plugin_data *p = p_d;
array *req;
/* select the right config */
mod_auth_patch_connection(srv, con, p);
if (p->conf.auth_require == NULL) return HANDLER_GO_ON;
/*
* AUTH
*
*/
/* do we have to ask for auth ? */
auth_required = 0;
auth_satisfied = 0;
/* search auth-directives for path */
for (k = 0; k < p->conf.auth_require->used; k++) {
buffer *require = p->conf.auth_require->data[k]->key;
if (require->used == 0) continue;
if (con->uri.path->used < require->used) continue;
/* if we have a case-insensitive FS we have to lower-case the URI here too */
if (con->conf.force_lowercase_filenames) {
if (0 == strncasecmp(con->uri.path->ptr, require->ptr, require->used - 1)) {
auth_required = 1;
break;
}
} else {
if (0 == strncmp(con->uri.path->ptr, require->ptr, require->used - 1)) {
auth_required = 1;
break;
}
}
}
/* nothing to do for us */
if (auth_required == 0) return HANDLER_GO_ON;
req = ((data_array *)(p->conf.auth_require->data[k]))->value;
/* try to get Authorization-header */
if (NULL != (ds = (data_string *)array_get_element(con->request.headers, "Authorization"))) {
http_authorization = ds->value->ptr;
}
if (ds && ds->value && ds->value->used) {
char *auth_realm;
data_string *method;
method = (data_string *)array_get_element(req, "method");
/* parse auth-header */
if (NULL != (auth_realm = strchr(http_authorization, ' '))) {
int auth_type_len = auth_realm - http_authorization;
if ((auth_type_len == 5) &&
(0 == strncasecmp(http_authorization, "Basic", auth_type_len))) {
if (0 == strcmp(method->value->ptr, "basic")) {
auth_satisfied = http_auth_basic_check(srv, con, p, req, con->uri.path, auth_realm+1);
}
} else if ((auth_type_len == 6) &&
(0 == strncasecmp(http_authorization, "Digest", auth_type_len))) {
if (0 == strcmp(method->value->ptr, "digest")) {
if (-1 == (auth_satisfied = http_auth_digest_check(srv, con, p, req, con->uri.path, auth_realm+1))) {
con->http_status = 400;
con->mode = DIRECT;
/* a field was missing */
return HANDLER_FINISHED;
}
}
} else {
log_error_write(srv, __FILE__, __LINE__, "ss",
"unknown authentification type:",
http_authorization);
}
}
}
if (!auth_satisfied) {
data_string *method, *realm;
method = (data_string *)array_get_element(req, "method");
realm = (data_string *)array_get_element(req, "realm");
con->http_status = 401;
con->mode = DIRECT;
if (0 == strcmp(method->value->ptr, "basic")) {
buffer_copy_string_len(p->tmp_buf, CONST_STR_LEN("Basic realm=\""));
buffer_append_string_buffer(p->tmp_buf, realm->value);
buffer_append_string_len(p->tmp_buf, CONST_STR_LEN("\""));
response_header_insert(srv, con, CONST_STR_LEN("WWW-Authenticate"), CONST_BUF_LEN(p->tmp_buf));
} else if (0 == strcmp(method->value->ptr, "digest")) {
char hh[33];
http_auth_digest_generate_nonce(srv, p, srv->tmp_buf, hh);
buffer_copy_string_len(p->tmp_buf, CONST_STR_LEN("Digest realm=\""));
buffer_append_string_buffer(p->tmp_buf, realm->value);
buffer_append_string_len(p->tmp_buf, CONST_STR_LEN("\", nonce=\""));
buffer_append_string(p->tmp_buf, hh);
buffer_append_string_len(p->tmp_buf, CONST_STR_LEN("\", qop=\"auth\""));
response_header_insert(srv, con, CONST_STR_LEN("WWW-Authenticate"), CONST_BUF_LEN(p->tmp_buf));
} else {
/* evil */
}
return HANDLER_FINISHED;
} else {
/* the REMOTE_USER header */
buffer_copy_string_buffer(con->authed_user, p->auth_user);
}
return HANDLER_GO_ON;
}
/**
* 输出日志.
* 日志的格式：
* 2009-11-25 22:31:25: (filename.line) information
*
* 参数fmt的说明如下：
* 's':字符串 'b':buffer 'd':int 'o':off_t 'x':int的十六进制
* 上面的几个参数，在输出相应的值后都追加一个空格' '。
* 如果参数为大写，则不追加空格。
*
*/
int log_error_write(server * srv, const char *filename, unsigned int line,
const char *fmt, ...)
{
pthread_mutex_lock(&srv -> log_lock);
va_list ap;
switch (srv->errorlog_mode)
{
case ERRORLOG_FILE:
case ERRORLOG_STDERR:
/*
* 日志文件和标准错误输出要设定日志的时间。
*/
if (srv->cur_ts != srv->last_generated_debug_ts)
{
buffer_prepare_copy(srv->ts_debug_str, 1024);
strftime(srv->ts_debug_str->ptr, srv->ts_debug_str->size - 1,
"%Y-%m-%d %H:%M:%S", localtime(&(srv->cur_ts)));
srv->ts_debug_str->used = strlen(srv->ts_debug_str->ptr) + 1;
srv->last_generated_debug_ts = srv->cur_ts;
}
buffer_copy_string_buffer(srv->errorlog_buf, srv->ts_debug_str);
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN(": ("));
break;
case ERRORLOG_SYSLOG:
/*
* syslog自己产生时间
*/
buffer_copy_string_len(srv->errorlog_buf, CONST_STR_LEN("("));
break;
}
buffer_append_string(srv->errorlog_buf, filename);
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN("."));
buffer_append_long(srv->errorlog_buf, line);
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN(") "));
//根据字符串fmt来遍历可变参数。
for (va_start(ap, fmt); *fmt; fmt++)
{
int d;
char *s;
buffer *b;
off_t o;
switch (*fmt)
{
case 's': /* string */
s = va_arg(ap, char *);
buffer_append_string(srv->errorlog_buf, s);
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN(" "));
break;
case 'b': /* buffer */
b = va_arg(ap, buffer *);
buffer_append_string_buffer(srv->errorlog_buf, b);
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN(" "));
break;
case 'd': /* int */
d = va_arg(ap, int);
buffer_append_long(srv->errorlog_buf, d);
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN(" "));
break;
case 'o': /* off_t */
o = va_arg(ap, off_t);
buffer_append_off_t(srv->errorlog_buf, o);
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN(" "));
break;
case 'x': /* int (hex) */
d = va_arg(ap, int);
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN("0x"));
buffer_append_long_hex(srv->errorlog_buf, d);
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN(" "));
break;
case 'S': /* string */
s = va_arg(ap, char *);
buffer_append_string(srv->errorlog_buf, s);
break;
case 'B': /* buffer */
b = va_arg(ap, buffer *);
buffer_append_string_buffer(srv->errorlog_buf, b);
break;
case 'D': /* int */
d = va_arg(ap, int);
buffer_append_long(srv->errorlog_buf, d);
break;
case 'O': /* off_t */
o = va_arg(ap, off_t);
buffer_append_off_t(srv->errorlog_buf, o);
break;
case 'X': /* int (hex) */
d = va_arg(ap, int);
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN("0x"));
buffer_append_long_hex(srv->errorlog_buf, d);
break;
case '(':
case ')':
case '<':
case '>':
case ',':
case ' ':
buffer_append_string_len(srv->errorlog_buf, fmt, 1);
break;
}
}
va_end(ap);
switch (srv->errorlog_mode)
{
case ERRORLOG_FILE:
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN("\n"));
write(srv->errorlog_fd, srv->errorlog_buf->ptr,
srv->errorlog_buf->used - 1);
break;
case ERRORLOG_STDERR:
buffer_append_string_len(srv->errorlog_buf, CONST_STR_LEN("\n"));
write(STDERR_FILENO, srv->errorlog_buf->ptr,
srv->errorlog_buf->used - 1);
break;
case ERRORLOG_SYSLOG:
syslog(LOG_ERR, "%s", srv->errorlog_buf->ptr);
break;
}
pthread_mutex_unlock(&srv -> log_lock);
return 0;
}
