added get request return

.gitignore

@@ -12,3 +12,4 @@ compile_commands.json
 
 # Service
 certs/
+log/

Makefile

@@ -15,6 +15,7 @@ install:
 
 output_dir:
 	mkdir -p ${OUTPUT_DIR}
+	mkdir -p ./log
 
 CERT_DIR = ./certs/
 

cmd/server.c

@@ -13,6 +13,8 @@
 #include "returnRequest.h"
 #include "server.h"
 
+#define WEB_ROOT "content/"
+
 static int verbose_flag = 0;
 bool enableHTTPS = 0;
 
@@ -23,13 +25,13 @@ int printDebug(char message[]) {
 	return 0;
 }
 
-int parseHTTPRequest(char buffer[], struct HTTPRequest *r) {
+int parseHTTPRequest(unsigned char *buffer, struct HTTPRequest *r) {
 	char temp[1]; // Used to check newlines
 	char *token = calloc(8, sizeof(char));
 	int line = 0;
 	char *checkLine = calloc(1000, sizeof(char));
 
-	for (int i = 0; i < strlen(buffer); i++) {
+	for (int i = 0; i < strlen((char *)buffer); i++) {
 		temp[0] = buffer[i];
 		if ((!strcmp(temp, "\n")) && (i != 0)) {
 			// Config Check
@@ -48,8 +50,11 @@ int parseHTTPRequest(char buffer[], struct HTTPRequest *r) {
 					token = strtok(NULL, "");
 					r->requestVersion = malloc(strlen(token));
 					strcpy(r->requestVersion, token);
+				} else if (!strcmp(token, "POST")) {
+					printDebug("POST RECEIVED");
+					return 2;
 				} else {
-					return 1;
+					return 2;
 				}
 			} else {
 				token = strtok(checkLine, ":");
@@ -70,11 +75,60 @@ int parseHTTPRequest(char buffer[], struct HTTPRequest *r) {
 			strcat(checkLine, temp);
 		}
 	}
+
+	if (strlen(r->requestType) == 0) {
+		return -1;
+	}
+
 	free(checkLine);
 	return 0;
 }
 
-int handleRequest(char buffer[], int socket, SSL *ssl) {
+int handleGetRequest(int socket, struct HTTPRequest *r, SSL *ssl) {
+	char errResponse[256];
+	char ch;
+	size_t size = 8;
+	int i = 0;
+	unsigned char *fileContent = calloc(size, sizeof(unsigned char));
+	FILE *fp;
+	char *workingReqDir;
+	// If requesting root directory change to index.html
+	if (!strcmp(r->requestDir, "/")) {
+		workingReqDir = "index.html";
+	} else {
+		workingReqDir = r->requestDir;
+	}
+	char *reqDir = calloc(strlen(WEB_ROOT) + strlen(workingReqDir), sizeof(char));
+
+	sprintf(reqDir, "%s%s", WEB_ROOT, workingReqDir);
+
+	fp = fopen(reqDir, "r");
+
+	if (fp == NULL) {
+		sprintf(errResponse, "Error opening file: %s", workingReqDir);
+		printDebug(errResponse);
+		return404Request(socket, ssl);
+		return -1;
+	}
+
+	while((ch = fgetc(fp)) != EOF) {
+		if (i == size) {
+			size *= 2;
+			fileContent = realloc(fileContent, size);
+		}
+		fileContent[i] = ch;
+		i++;
+	}
+
+	return200Request(socket, fileContent, ssl);
+
+	fclose(fp);
+	free(reqDir);
+	free(fileContent);
+	return 0;
+}
+
+int handleRequest(unsigned char buffer[], int socket, SSL *ssl) {
 	struct HTTPRequest r; // Holds relevant HTTP request information
 	int checkerr = 0;
 
@@ -83,11 +137,21 @@ int handleRequest(char buffer[], int socket, SSL *ssl) {
 	// Grabbing relevant information out of request
 	checkerr = parseHTTPRequest(buffer, &r);
 	if (checkerr != 0) { // Checking for HTTP parsing error
-		printf("Error parsing: exit code %d\n", checkerr);
-		return return404Request(socket, ssl);
+		if (checkerr == -1) {
+			printDebug("Error reading request, returning empty 404");
+		} else {
+			printDebug("Error parsing, returning 500");
+			// return return500Request(socket, ssl);
+		}
+		return return400Request(socket, ssl);
+	}
+
+	if (!strcmp(r.requestType, "GET")) {
+		handleGetRequest(socket, &r, ssl);
+		return 0;
 	}
 	// Return response to socket
-	return200Request(socket, ssl);
+	return200Request(socket, NULL ,ssl);
 	return 0;
 }
 
@@ -98,18 +162,18 @@ int main(int argc, char **argv) {
 	int checkerr = 0; // Used for error checking
 	int addrlen = sizeof(address);
 
-	char *certFile = malloc(1);
-	char *privKeyFile = malloc(1);
+	char *certFile = malloc(sizeof(char));
+	char *privKeyFile = malloc(sizeof(char));
 	certFile[0] = '\0';
 	privKeyFile[0] = '\0';
 
 	uint32_t listenAddrNum = -1;
-	char *listenAddr = malloc(1);
+	char *listenAddr = malloc(sizeof(char));
 	listenAddr[0] = '\0';
 
 	SSL_CTX *ctx = NULL;
 
-	char buffer[1024] = {};
+	unsigned char *buffer = calloc(8096, sizeof(unsigned char));
 
 	// Setting up options
 	static const struct option long_options[] = {
@@ -215,7 +279,7 @@ int main(int argc, char **argv) {
 			ssl = SSL_new(ctx);
 			SSL_set_fd(ssl, new_socket);
 			SSL_accept(ssl);
-			SSL_read(ssl, buffer, sizeof(buffer));
+			SSL_read(ssl, buffer, 8096);
 			handleRequest(buffer, new_socket, ssl);
 		} else {
 			read(new_socket, buffer, 1024);
@@ -228,6 +292,7 @@ int main(int argc, char **argv) {
 	free(privKeyFile);
 	free(certFile);
 	free(listenAddr);
+	free(buffer);
 	close(server_fd);
 	exit(EXIT_SUCCESS);
 }

content/index.html

@@ -0,0 +1 @@
+Hello World

content/testpage.html

@@ -0,0 +1,9 @@
+ <!DOCTYPE html>
+<html>
+<body>
+
+<h1>My First Heading</h1>
+<p>My first paragraph.</p>
+
+</body>
+</html>

include/returnRequest.h

@@ -1,5 +1,16 @@
 #include <openssl/ssl.h>
 
 int returnRequest(int socket, char *message, int status);
-int return200Request(int socket, SSL *ssl);
+
+int return200Request(int socket, unsigned char *content ,SSL *ssl);
+int return201Request(int socket, unsigned char *content ,SSL *ssl);
+
+int return400Request(int socket, SSL *ssl);
+int return403Request(int socket, SSL *ssl);
 int return404Request(int socket, SSL *ssl);
+int return411Request(int socket, SSL *ssl);
+
+int return500Request(int socket, SSL *ssl);
+int return501Request(int socket, SSL *ssl);
+int return505Request(int socket, SSL *ssl);
+

src/returnRequest.c

@@ -17,13 +17,21 @@ int returnRequest(int socket, char *message, int status, SSL *ssl) {
 	return 0;
 }
 
-int return200Request(int socket, SSL *ssl) {
-	char *message = "HTTP/1.1 200 OK\nContent-Length: 6\nConnection: close\n\nhello\n";
+int return200Request(int socket, unsigned char *content, SSL *ssl) {
+	char *message = "";//= "HTTP/1.1 200 OK\nContent-Length: 6\nConnection: close\n\nhello\n";
+	message = calloc(strlen((char *)content) + 128, sizeof(unsigned char));
+	sprintf(message, "HTTP/1.1 200 OK\nContent-Length: %zu\nConnection: close\n\n%s\n",
+			strlen((char *)content), content);
 	return returnRequest(socket, message, 200, ssl);
 }
 
 int return404Request(int socket, SSL *ssl) {
 	char *message = "HTTP/1.1 404 Not Found\nContent-Length: 12\nConnection: close\n\n404 Request\n";
+	return returnRequest(socket, message, 404, ssl);
+}
+
+int return400Request(int socket, SSL *ssl) {
+	char *message = "HTTP/1.1 400 HTTP Request Not Valid\n Content-Length: 0\nConnection: close\n\n";
 	return returnRequest(socket, message, 400, ssl);
 }
 

src/socketHelp.c

@@ -55,7 +55,7 @@ void LoadCertificates(SSL_CTX* ctx, char* certFile, char* keyFile) {
 		ERR_print_errors_fp(stderr);
 		exit(EXIT_FAILURE);
 	}
-	/// Set local priv key from keyFile
+	// Set local priv key from keyFile
 	if ( SSL_CTX_use_PrivateKey_file(ctx, keyFile, SSL_FILETYPE_PEM) <=0 ) {
 		ERR_print_errors_fp(stderr);
 		exit(EXIT_FAILURE);