X-Git-Url: http://git.bytex64.net/?a=blobdiff_plain;f=http_blerg.c;h=7a9e497e05db2c0b826ccf851243013cb2d264a1;hb=650b60caf46762f4a16ed9f3f522e6a2ada7ffaf;hp=ef1409682a6071ae45ea1d69c317ad3ad13e6d47;hpb=fc02b699dff00d9f7a8c5856b155607ca8ed5a1d;p=blerg.git diff --git a/http_blerg.c b/http_blerg.c index ef14096..7a9e497 100644 --- a/http_blerg.c +++ b/http_blerg.c @@ -5,35 +5,95 @@ #include "database.h" #include "tags.h" +#define URL_INFO_AUTHOR 0x1 +#define URL_INFO_RECORD 0x2 #define DERP "DERP DERP DERP" -#define NOTFOUND "404 Not Found

404 Not Found

I couldn't find that record." +#define NOTFOUND "404 Not Found

404 Not Found

I couldn't find that." +#define JSON_SUCCESS "{status: \"success\"}" + +struct create_state { + struct MHD_PostProcessor *pp; + char username[33]; + char password[33]; +}; + +struct MHD_Response *response404; +struct MHD_Response *responseJSONSuccess; + +void init_responses() { + response404 = MHD_create_response_from_data(strlen(NOTFOUND), NOTFOUND, MHD_NO, MHD_NO); + responseJSONSuccess = MHD_create_response_from_data(strlen(JSON_SUCCESS), JSON_SUCCESS, MHD_NO, MHD_NO); +} + +int respond_404(struct MHD_Connection *connection) { + return MHD_queue_response(connection, MHD_HTTP_NOT_FOUND, response404); +} + +int respond_JSONSuccess(struct MHD_Connection *connection) { + return MHD_queue_response(connection, MHD_HTTP_OK, responseJSONSuccess); +} + +int parse_url_info(const char *url, char *author, uint64_t *record) { + const char *c; + int ret = 0; + int len; + + c = strchr(url, '/'); + if (c == NULL) { + len = strlen(url); + } else { + len = c - url; + } + if (len == 0) + return 0; + memcpy(author, url, len); + author[len] = 0; + ret |= URL_INFO_AUTHOR; + + if (c != NULL && c[1] != 0) { + *record = strtoull(c + 1, NULL, 10); + ret |= URL_INFO_RECORD; + } + + return ret; +} + +int POST_create_iterator(void *cls, enum MHD_ValueKind kind, const char *key, const char *filename, const char *content_type, const char *transfer_encoding, const char *data, uint64_t off, size_t size) { + struct create_state *cs = cls; + + if (strncmp(key, "username", 8) == 0) { + if (size > 32) size = 32; + memcpy(cs->username, data, size); + cs->username[size] = 0; + } else if (strncmp(key, "password", 8) == 0) { + if (size > 32) size = 32; + memcpy(cs->password, data, size); + cs->password[size] = 0; + } +} static int ahc_derp (void *cls, struct MHD_Connection *connection, const char *url, const char *method, const char *version, const char *upload_data, size_t *upload_data_size, void **ptr) { struct MHD_Response *response; int ret, len; - const char *c; + char author[33]; + uint64_t record; char *data; if (strncmp(url, "/get", 4) == 0 && strlen(url) > 4) { - char author[33]; - uint64_t record; - if (strcmp(method, MHD_HTTP_METHOD_GET) != 0) return MHD_NO; - c = strchr(url + 5, '/'); - if (c == NULL) { - len = strlen(url) - 5; - } else { - len = c - (url + 5); - } - memcpy(author, url + 5, len); - author[len] = 0; + if (url[4] != '/') + return respond_404(connection); + ret = parse_url_info(url + 5, author, &record); + if ((ret & URL_INFO_AUTHOR) == 0) + return respond_404(connection); - c = url + (5 + len); - if (c[0] == '/' && c[1] != 0) { - record = strtoull(c + 1, NULL, 10); + if (!blerg_exists(author)) + return respond_404(connection); + + if (ret & URL_INFO_RECORD) { if (*ptr == NULL) { *ptr = (void *) 1; return MHD_YES; @@ -45,8 +105,7 @@ ahc_derp (void *cls, struct MHD_Connection *connection, const char *url, const c blerg_close(b); if (ret == 0) { - response = MHD_create_response_from_data(strlen(NOTFOUND), NOTFOUND, MHD_NO, MHD_NO); - ret = MHD_queue_response(connection, MHD_HTTP_NOT_FOUND, response); + return respond_404(connection); } else { response = MHD_create_response_from_data(len, data, MHD_YES, MHD_NO); ret = MHD_queue_response(connection, MHD_HTTP_OK, response); @@ -66,8 +125,86 @@ ahc_derp (void *cls, struct MHD_Connection *connection, const char *url, const c return ret; } } + } else if (strncmp(url, "/put", 4) == 0) { + char *username; + const char *password = "testpass"; + const char *realm = "Blerg Post"; + +#define OPAQUE "d29fb6db8f21a6e99903651a9f87470e" +#define DENIED "DENIED, MOTHERFUCKER" +#define PAGE "DERP DERP AUTHENTICATED DERP" + + if (*ptr == NULL) { + *ptr = (void *) 1; + + username = MHD_digest_auth_get_username(connection); + if (username == NULL) { + response = MHD_create_response_from_data(strlen (DENIED), DENIED, MHD_NO, MHD_NO); + ret = MHD_queue_auth_fail_response(connection, realm, OPAQUE, response, MHD_NO); + MHD_destroy_response(response); + return ret; + } + + printf("username: %s\n", username); + + ret = MHD_digest_auth_check(connection, realm, username, password, 300); + free(username); + + if (ret == MHD_INVALID_NONCE || ret == MHD_NO) { + response = MHD_create_response_from_data(strlen (DENIED), DENIED, MHD_NO, MHD_NO); + ret = MHD_queue_auth_fail_response(connection, realm, OPAQUE, response, + (ret == MHD_INVALID_NONCE) ? MHD_YES : MHD_NO); + MHD_destroy_response(response); + return ret; + } + } + + *ptr = NULL; + + if (url[4] != '/') + return respond_404(connection); + ret = parse_url_info(url + 5, author, &record); + if ((ret & URL_INFO_AUTHOR) == 0) + return respond_404(connection); + + response = MHD_create_response_from_data(strlen(PAGE), PAGE, MHD_NO, MHD_NO); + ret = MHD_queue_response(connection, MHD_HTTP_OK, response); + MHD_destroy_response(response); + return ret; + } else if (strncmp(url, "/create", 8) == 0) { + struct create_state *cs = (struct create_state *) *ptr; + + if (cs == NULL) { + if (strcmp(method, MHD_HTTP_METHOD_POST) != 0) + return MHD_NO; + + struct create_state *cs = malloc(sizeof(struct create_state)); + cs->username[0] = cs->password[0] = 0; + cs->pp = MHD_create_post_processor(connection, 1024, &POST_create_iterator, cs); + *ptr = cs; + return MHD_YES; + } + + if (*upload_data_size) { + MHD_post_process(cs->pp, upload_data, *upload_data_size); + *upload_data_size = 0; + return MHD_YES; + } else { + printf("username: %s, password: %s\n", cs->username, cs->password); + + if (cs->username[0] == 0 || cs->password[0] == 0) + return MHD_NO; // TODO: Give a better response + + struct blerg *b = blerg_open(cs->username); + blerg_close(b); + /* auth_set_password(cs->username, cs->password); */ + + MHD_destroy_post_processor(cs->pp); + free(cs); + return respond_JSONSuccess(connection); + } } else { - return MHD_NO; + return respond_404(connection); } } @@ -77,6 +214,8 @@ int main(int argc, char *argv[]) { fd_set rs, ws, es; int max; + init_responses(); + daemon = MHD_start_daemon(MHD_USE_DEBUG, 8080, NULL, NULL, &ahc_derp, NULL, MHD_OPTION_END); if (daemon == NULL) { fprintf(stderr, "Could not start web server\n");