bool read822(struct req *req)
{
char buf[BUFSIZ];
xstr *input = xstr_create("", req);
while (fgets(buf, sizeof(buf), stdin)) {
if (!buf[0] || buf[0] == '\n') break;
xstr_append(input, buf);
}
/* eof? */
if (xstr_length(input) == 0) exit(0);
dbg(8, "parsing %s\n", xstr_string(input));
req->params = ut_new_thash(
rfc822_parse(xstr_string(input), req),
req);
return common(req, true);
}
__USE_LIBASN
int main(int argc, char *argv[])
{
char buf[BUFSIZ];
mmatic *mm = mmatic_create();
xstr *xs = xstr_create("", mm);
json *js = json_create(mm);
while (fgets(buf, BUFSIZ, stdin))
xstr_append(xs, buf);
ut *parsed = json_parse(js, xstr_string(xs));
if (ut_ok(parsed))
printf("%s", json_print(js, parsed));
else
printf("%s\n", ut_err(parsed));
return 0;
}
static char *get_query(struct req *req)
{
const char *orig_query;
int i;
bool inspace = false;
xstr *query;
query = xstr_create("", req);
orig_query = uth_char(req->params, "query");
i = sizeof SQLER_TAG;
if (i > xstr_length(uth_xstr(req->params, "query")))
goto end;
/* skip whitechars */
for (; orig_query[i]; i++)
if (isalpha(orig_query[i]))
break;
/* replace all whitechars, newlines, etc with single space */
for (; orig_query[i]; i++) {
switch (orig_query[i]) {
case ' ':
if (inspace) continue;
xstr_append_char(query, orig_query[i]);
inspace = true;
break;
case '\t':
case '\r':
case '\n':
break;
default:
xstr_append_char(query, orig_query[i]);
inspace = false;
}
}
end:
return xstr_string(query);
}
/** Parse config file
* @retval 0 success
* @retval 1 syntax error
* @retval 2 logic error
* @retval 3 other error
*/
static int parse_config(struct mg *mg)
{
FILE *fp;
xstr *xs;
char buf[4096], *str;
json *js;
ut *cfg;
/* read file contents, ignoring empty lines and comments */
fp = fopen(mg->options.conf_file, "r");
if (!fp) {
dbg(0, "%s: fopen() failed: %s\n", mg->options.conf_file, strerror(errno));
return 3;
}
xs = xstr_create("{", mg->mmtmp);
while (fgets(buf, sizeof buf, fp)) {
str = pjf_trim(buf);
if (!str || !str[0] || str[0] == '#')
continue;
xstr_append(xs, str);
}
xstr_append_char(xs, '}');
fclose(fp);
/* parse config file as loose JSON */
js = json_create(mg->mmtmp);
json_setopt(js, JSON_LOOSE, 1);
cfg = json_parse(js, xstr_string(xs));
if (!ut_ok(cfg)) {
dbg(0, "parsing config file failed: %s\n", ut_err(cfg));
return 1;
}
/* parse config */
return (parse_config_ut(mg, cfg) ? 2 : 0);
}
static bool readjson_len(struct req *req, int len)
{
char buf[BUFSIZ];
xstr *xs = xstr_create("", req);
json *js;
if (len < 0) {
while (fgets(buf, sizeof(buf), stdin)) {
if (!buf[0] || buf[0] == '\n') break;
xstr_append(xs, buf);
}
} else {
int r;
while ((r = fread(buf, 1, MIN(len, sizeof(buf)), stdin))) {
if (r < 0) {
dbg(5, "fread() returned %d, len=%d\n", r, len);
break;
}
/* always appends \0 */
xstr_append_size(xs, buf, r);
len -= r;
if (len <= 0)
break;
}
}
/* eof? */
if (xstr_length(xs) == 0) exit(0);
js = json_create(req);
req->params = json_parse(js, xstr_string(xs));
return common(req, false);
}
bool readhttp(struct req *req)
{
enum http_type ht;
char first[256], buf[BUFSIZ], *ct, *cl, *ac, *uri, *auth;
int len;
xstr *xs = xstr_create("", req);
/* read query */
if (!fgets(first, sizeof(first), stdin) || first[0] == '\n')
exit(0); /* eof */
if (strncmp(first, "POST ", 5) == 0) {
ht = POST;
uri = first + 5;
} else if (strncmp(first, "OPTIONS ", 8) == 0) {
ht = OPTIONS;
uri = first + 8;
} else if (strncmp(first, "GET ", 4) == 0 && O.http.htdocs) { /* @1 */
ht = GET;
uri = first + 4;
} else {
dbg(4, "invalid method: %s\n", first);
return errmsg("Invalid HTTP method");
}
/* read headers */
while (fgets(buf, sizeof(buf), stdin)) {
if (!buf[0] || buf[0] == '\n' || buf[0] == '\r') break;
xstr_append(xs, buf);
}
req->http.headers = rfc822_parse(xstr_string(xs), req);
/* fetch authentication information ASAP */
auth = thash_get(req->http.headers, "Authorization");
if (auth && strncmp(auth, "Basic ", 6) == 0) {
xstr *ad = asn_b64_dec(auth+6, req);
char *pass = strchr(xstr_string(ad), ':');
if (pass) {
*pass++ = '\0';
req->http.user = xstr_string(ad);
req->http.pass = pass;
}
}
const char *cc = thash_get(req->http.headers, "Connection");
if (cc && (streq(cc, "close") || streq(cc, "Close")))
req->last = true;
if (ht == OPTIONS)
return errcode(JSON_RPC_HTTP_OPTIONS);
/* handle static query, note that htdocs!=NULL checked @1 */
if (ht == GET) {
req->http.needauth = true;
char *space = strchr(uri, ' ');
if (space) *space = '\0';
char *params = strchr(uri, '?');
if (params) *params = '\0';
if (streq(uri, "/")) {
uri = "/index.html";
} else if (strstr(uri, "..")) {
dbg(4, "invalid uri: '%s'\n", uri);
return errcode(JSON_RPC_HTTP_NOT_FOUND);
}
req->http.uripath = mmatic_printf(req, "%s%s", O.http.htdocs, uri);
if (asn_isfile(req->http.uripath) > 0) {
dbg(4, "GET '%s'\n", req->http.uripath);
return errcode(JSON_RPC_HTTP_GET);
}
dbg(4, "not found: '%s'\n", uri);
req->http.uripath = NULL;
return errcode(JSON_RPC_HTTP_NOT_FOUND);
}
/* = POST - ie. normal RPC call = */
ct = thash_get(req->http.headers, "Content-Type");
if (!ct) return errmsg("Content-Type needed");
if (strncmp(ct, "application/json", 16) != 0)
return errmsg("Unsupported Content-Type");
ac = thash_get(req->http.headers, "Accept");
if (!ac) return errmsg("Accept needed");
if (!strstr(ac, "application/json") && !strstr(ac, "*/*"))
return errmsg("Unsupported Accept");
/* read the query */
cl = thash_get(req->http.headers, "Content-Length");
if (!cl) return errmsg("Content-Length needed");
len = atoi(cl);
if (len < 0)
return errmsg("Unsupported Content-Length");
return readjson_len(req, len);
}