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fix regex problem and refactory request decode

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This commit is contained in:
Xuan Sang LE 2018-02-05 11:42:01 +01:00
parent ff3c68ff64
commit 73adf50d41
2 changed files with 68 additions and 68 deletions
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134
http_server.c
View File

@ -54,9 +54,15 @@ void accept_request(int client)
if(tmp)
*tmp = '\0';
dictionary rq = decode_request(client, method, url);
dictionary rq = decode_request(client, method, url);
if(rq == NULL)
{
badrequest(client);
goto end;
}
sprintf(path, server_config.htdocs);
strcat(path, url);
//printf("path is : %s \n", path);
//if (path[strlen(path) - 1] == '/')
// strcat(path, "index.html");
if (stat(path, &st) == -1) {
@ -66,7 +72,14 @@ void accept_request(int client)
else
{
if (S_ISDIR(st.st_mode))
{
strcat(path, "/index.html");
if(stat(path, &st) == -1)
{
not_found(client);
goto end;
}
}
// check if the mime is supported
// if the mime is not supported
// find an handler plugin to process it
@ -87,8 +100,9 @@ void accept_request(int client)
//response(client,"this is the file");
}
}
free(oldurl);
free(rq);
end:
if(oldurl) free(oldurl);
if(rq) free(rq);
close(client);
}
@ -115,8 +129,9 @@ void rule_check(association it, const char* host, const char* _url, const char*
if(!ret) return;
tmp = (char*) it->value;
while((ret = regex_match( "{([a-zA-Z0-9]+)}",tmp, 2, val_matches)))
char * search = "<([a-zA-Z0-9]+)>";
//printf("match again %s\n",tmp);
while((ret = regex_match( search,tmp, 2, val_matches)))
{
memcpy(buf + idx, tmp, val_matches[1].rm_so - 1);
idx += val_matches[1].rm_so - 1;
@ -422,40 +437,56 @@ dictionary decode_request(int client,const char* method, char* url)
char* line;
char * token;
char* query = NULL;
if(strcmp(method,"GET") == 0)
{
// this for check if web socket is enabled
int ws= 0;
char* ws_key = NULL;
while((line = read_line(client)) && strcmp("\r\n",line))
char* ctype = NULL;
int clen = -1;
// first real all header
// this for check if web socket is enabled
int ws= 0;
char* ws_key = NULL;
while((line = read_line(client)) && strcmp("\r\n",line))
{
trim(line, '\n');
trim(line, '\r');
token = strsep(&line,":");
trim(token,' ');
trim(line,' ');
dput(xheader,token,line);
if(token != NULL &&strcasecmp(token,"Cookie") == 0)
{
if(!cookie) cookie = decode_cookie(line);
}
else if(token != NULL &&strcasecmp(token,"Content-Type") == 0)
{
ctype = strsep(&line,":");
trim(ctype,' ');
} else if(token != NULL &&strcasecmp(token,"Content-Length") == 0)
{
trim(line, '\n');
trim(line, '\r');
token = strsep(&line,":");
trim(token,' ');
trim(line,' ');
dput(xheader,token,line);
if(token != NULL &&strcasecmp(token,"Cookie") == 0)
{
if(!cookie) cookie = decode_cookie(line);
}
else if(token != NULL && strcasecmp(token,"Upgrade") == 0)
{
// verify that the connection is upgrade to websocket
trim(line, ' ');
if(line != NULL && strcasecmp(line,"websocket") == 0)
ws = 1;
}else if(token != NULL && strcasecmp(token,"Host") == 0)
{
query = apply_rules(line, url);
}
else if(token != NULL && strcasecmp(token,"Sec-WebSocket-Key") == 0)
{
// get the key from the client
trim(line, ' ');
ws_key = strdup(line);
}
clen = atoi(token);
}
else if(token != NULL && strcasecmp(token,"Upgrade") == 0)
{
// verify that the connection is upgrade to websocket
trim(line, ' ');
if(line != NULL && strcasecmp(line,"websocket") == 0)
ws = 1;
}else if(token != NULL && strcasecmp(token,"Host") == 0)
{
query = apply_rules(line, url);
}
else if(token != NULL && strcasecmp(token,"Sec-WebSocket-Key") == 0)
{
// get the key from the client
trim(line, ' ');
ws_key = strdup(line);
}
}
if(line) free(line);
if(strcmp(method,"GET") == 0)
{
request = decode_url_request(query);
if(query) free(query);
if(ws && ws_key != NULL)
@ -471,39 +502,6 @@ dictionary decode_request(int client,const char* method, char* url)
}
else
{
char* ctype = NULL;
int clen = -1;
line = read_line(client);
while (line && strcmp("\r\n",line))
{
//printf("%s\n",line);
trim(line, '\n');
trim(line, '\r');
token = strsep(&line,":");
trim(token,' ');
trim(line, ' ');
dput(xheader,token,line);
if(token != NULL &&strcasecmp(token,"Content-Type") == 0)
{
ctype = strsep(&line,":");
trim(ctype,' ');
} else if(token != NULL &&strcasecmp(token,"Content-Length") == 0)
{
token = strsep(&line,":");
trim(token,' ');
clen = atoi(token);
}else if(token != NULL && strcasecmp(token,"Host") == 0)
{
apply_rules(line, url);
}
else if(token != NULL &&strcasecmp(token,"Cookie") == 0)
{
if(!cookie) cookie = decode_cookie(line);
}
line = read_line(client);
}
free(line);
if(ctype == NULL || clen == -1)
{
LOG("Bad request\n");

2
plugins/utils.c
View File

@ -216,6 +216,8 @@ int regex_match(const char* expr,const char* search, int msize, regmatch_t* matc
reti = regcomp(&regex, expr, REG_ICASE | REG_EXTENDED);
if( reti ){
LOG("Could not compile regex: %s\n",expr);
regerror(reti, &regex, msgbuf, sizeof(msgbuf));
LOG("Regex match failed: %s\n", msgbuf);
return 0;
}