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2025-10-09 10:40:46 -04:00
parent 22f6224008
commit 25a871bb31
12 changed files with 655 additions and 85 deletions
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65
src/main.c
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@@ -306,6 +306,7 @@ int run_interactive_setup(const char *config_path) {
*/
// Function declarations
void handle_options_request(void);
void send_error_response(int status_code, const char *error_type,
const char *message, const char *details);
void log_request(const char *method, const char *uri, const char *auth_status,
@@ -452,6 +453,7 @@ void handle_head_request(const char *sha256) {
// Validate SHA-256 format (64 hex characters)
if (strlen(sha256) != 64) {
printf("Status: 400 Bad Request\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Invalid SHA-256 hash format\n");
return;
@@ -460,6 +462,7 @@ void handle_head_request(const char *sha256) {
// Check if blob exists in database - this is the single source of truth
if (!get_blob_metadata(sha256, &metadata)) {
printf("Status: 404 Not Found\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Blob not found\n");
return;
@@ -467,6 +470,7 @@ void handle_head_request(const char *sha256) {
// Return successful HEAD response with metadata from database
printf("Status: 200 OK\r\n");
printf("Content-Type: %s\r\n", metadata.type);
printf("Content-Length: %ld\r\n", metadata.size);
printf("Cache-Control: public, max-age=31536000, immutable\r\n");
@@ -533,6 +537,12 @@ const char *extract_sha256_from_uri(const char *uri) {
/////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
// BUD-01 CORS Compliance System (Now handled by nginx)
/////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
// Enhanced error response helper functions
void send_error_response(int status_code, const char *error_type,
const char *message, const char *details) {
@@ -696,6 +706,7 @@ void handle_list_request(const char *pubkey) {
// Start JSON response
printf("Status: 200 OK\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("[\n");
@@ -911,6 +922,7 @@ void handle_delete_request_with_validation(const char *sha256, nostr_request_res
// Return success response
printf("Status: 200 OK\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"message\": \"Blob deleted successfully\",\n");
@@ -973,6 +985,7 @@ void handle_upload_request(void) {
unsigned char *file_data = malloc(content_length);
if (!file_data) {
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Memory allocation failed\n");
return;
@@ -983,6 +996,7 @@ void handle_upload_request(void) {
free(file_data);
printf("Status: 400 Bad Request\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Failed to read complete file data\n");
return;
@@ -994,6 +1008,7 @@ void handle_upload_request(void) {
if (nostr_sha256(file_data, content_length, hash) != NOSTR_SUCCESS) {
free(file_data);
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Hash calculation failed\n");
return;
@@ -1022,6 +1037,7 @@ void handle_upload_request(void) {
if (!outfile) {
free(file_data);
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Failed to create file\n");
return;
@@ -1044,6 +1060,7 @@ void handle_upload_request(void) {
// Clean up partial file
unlink(filepath);
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Failed to write complete file\n");
return;
@@ -1113,6 +1130,7 @@ void handle_upload_request(void) {
unlink(filepath);
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Failed to store blob metadata\n");
return;
@@ -1129,6 +1147,7 @@ void handle_upload_request(void) {
// Return success response with blob descriptor
printf("Status: 200 OK\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"sha256\": \"%s\",\n", sha256_hex);
@@ -1214,6 +1233,7 @@ void handle_upload_request_with_validation(nostr_request_result_t* validation_re
file_data = malloc(content_length);
if (!file_data) {
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Memory allocation failed\n");
return;
@@ -1223,6 +1243,7 @@ void handle_upload_request_with_validation(nostr_request_result_t* validation_re
if (bytes_read != (size_t)content_length) {
free(file_data);
printf("Status: 400 Bad Request\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Failed to read complete file data\n");
return;
@@ -1238,6 +1259,7 @@ void handle_upload_request_with_validation(nostr_request_result_t* validation_re
if (nostr_sha256(file_data, file_size, hash) != NOSTR_SUCCESS) {
if (should_free_file_data) free(file_data);
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Hash calculation failed\n");
return;
@@ -1266,6 +1288,7 @@ void handle_upload_request_with_validation(nostr_request_result_t* validation_re
if (!outfile) {
if (should_free_file_data) free(file_data);
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Failed to create file\n");
return;
@@ -1291,6 +1314,7 @@ void handle_upload_request_with_validation(nostr_request_result_t* validation_re
// Clean up partial file
unlink(filepath);
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Failed to write complete file\n");
return;
@@ -1348,6 +1372,7 @@ void handle_upload_request_with_validation(nostr_request_result_t* validation_re
// consistency
unlink(filepath);
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Failed to store blob metadata\n");
return;
@@ -1364,6 +1389,7 @@ void handle_upload_request_with_validation(nostr_request_result_t* validation_re
// Return success response with blob descriptor
printf("Status: 200 OK\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"sha256\": \"%s\",\n", sha256_hex);
@@ -1388,6 +1414,25 @@ void handle_upload_request_with_validation(nostr_request_result_t* validation_re
/////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
// OPTIONS Preflight Request Handler (BUD-01 CORS)
/////////////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////////////
// Handle OPTIONS requests for CORS preflight
void handle_options_request(void) {
log_request("OPTIONS", "*", "cors_preflight", 0);
printf("Status: 200 OK\r\n");
printf("Content-Length: 0\r\n");
printf("\r\n");
// No body for OPTIONS response
log_request("OPTIONS", "*", "cors_preflight", 200);
}
// Handle GET /auth requests to provide NIP-42 challenges
void handle_auth_challenge_request(void) {
// Log the incoming request
@@ -1402,6 +1447,7 @@ void handle_auth_challenge_request(void) {
if (result != NOSTR_SUCCESS) {
printf("Status: 500 Internal Server Error\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"error\": \"challenge_generation_failed\",\n");
@@ -1417,11 +1463,8 @@ void handle_auth_challenge_request(void) {
// Return the challenge as JSON
printf("Status: 200 OK\r\n");
printf("Content-Type: application/json\r\n");
printf("Access-Control-Allow-Origin: *\r\n");
printf("Access-Control-Allow-Methods: GET, POST, OPTIONS\r\n");
printf("Access-Control-Allow-Headers: Content-Type, Authorization\r\n");
printf("\r\n");
printf("Content-Type: application/json\r\n\r\n");
printf("{\n");
printf(" \"challenge\": \"%s\",\n", challenge_buffer);
printf(" \"relay\": \"ginxsom\",\n");
@@ -1490,11 +1533,21 @@ if (!config_loaded /* && !initialize_server_config() */) {
if (!request_method || !request_uri) {
printf("Status: 400 Bad Request\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Invalid request\n");
continue;
}
/////////////////////////////////////////////////////////////////////
// HANDLE OPTIONS PREFLIGHT REQUESTS (BUD-01 CORS)
/////////////////////////////////////////////////////////////////////
if (strcmp(request_method, "OPTIONS") == 0) {
handle_options_request();
continue;
}
/////////////////////////////////////////////////////////////////////
// CENTRALIZED REQUEST VALIDATION SYSTEM
/////////////////////////////////////////////////////////////////////
@@ -1607,6 +1660,7 @@ if (!config_loaded /* && !initialize_server_config() */) {
log_request("HEAD", request_uri, "public", 200);
} else {
printf("Status: 400 Bad Request\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Invalid SHA-256 hash in URI\n");
log_request("HEAD", request_uri, "none", 400);
@@ -1687,6 +1741,7 @@ if (!config_loaded /* && !initialize_server_config() */) {
} else {
// Other methods not implemented yet
printf("Status: 501 Not Implemented\r\n");
printf("Content-Type: text/plain\r\n\r\n");
printf("Method %s not implemented\n", request_method);
log_request(request_method, request_uri, "none", 501);