Add formid

[ihttpd] / SOURCES / index.bin.c
diff --git a/SOURCES/index.bin.c b/SOURCES/index.bin.c

index a71c25297ece7dfaad7d6f62c506593d177f0301..cf44c6c58368d36dd47369d631fb7ed9faba82cc 100644 (file)
--- a/SOURCES/index.bin.c
+++ b/SOURCES/index.bin.c
@@ -78,6 +78,10 @@
  #define ASKPASSWORDLOG "/run/ihttpd/log/child.askpassword.log"
  #define IHTTPDLOG "/run/ihttpd/log/child.ihttpd.log"
  
+//Define form uri
+#define FORMID "5903c738"
+#define FORMURI "/" FORMID ".html"
+
  //Create struct for http error status
  struct httpStatusStruct {
         int value;
@@ -100,6 +104,7 @@ const struct httpStatusStruct httpStatuses[] = {
  void die(const int, const char*);
  void header(const int, const char*);
  void showForm(const char*, const int, const int);
+void showMaintenance();
  int extractValue(char**, int*, char*, int);
  int extractLuksDevice(char**, char**);
  int extractIHttpdPid(pid_t *);
@@ -164,7 +169,10 @@ void showForm(const char *requestUri, const int keyfileSizeMax, const int passph
         header(503, "text/html");
         printf("<!DOCTYPE HTML>\r\n");
         printf("<html>\r\n");
-       printf("<head><title>Key upload form</title></head>\r\n");
+       printf("<head>\r\n");
+       printf("<title>Key upload form!</title>\r\n");
+       printf("<style type=\"text/css\">body{color:black;background-color:white;}a:link{color:#00c;}p,address{margin-left:3em;}span{font-size:smaller;}</style>\r\n");
+       printf("</head>\r\n");
         printf("<body>\r\n");
         printf("<div id=\"wrapper\">\r\n");
         printf("<form enctype=\"multipart/form-data\" action=\"%s\" method=\"post\"><fieldset><legend>Upload key</legend><label for=\"file\"></label><input type=\"hidden\" name=\"MAX_FILE_SIZE\" value=\"%d\" /><input id=\"file\" type=\"file\" name=\"key\" /><input type=\"submit\" value=\"Send\" /></fieldset></form>\r\n", requestUri, keyfileSizeMax);
@@ -174,6 +182,29 @@ void showForm(const char *requestUri, const int keyfileSizeMax, const int passph
         printf("</html>\r\n");
  }
  
+/**
+ * Show maintenance
+ */
+void showMaintenance() {
+       header(503, "text/html");
+       printf("<!DOCTYPE HTML>\r\n");
+       printf("<html>\r\n");
+       printf("<head>\r\n");
+       printf("<title>Service unavailable!</title>\r\n");
+       printf("<style type=\"text/css\">body{color:black;background-color:white;}a:link{color:#00c;}p,address{margin-left:3em;}span{font-size:smaller;}</style>\r\n");
+       printf("</head>\r\n");
+       printf("<body>\r\n");
+       printf("<h1>Service unavailable!</h1>\r\n");
+       printf("<p>The server is temporarily unable to service your\r\n");
+       printf("request due to maintenance downtime or capacity\r\n");
+       printf("problems. Please try again later.</p>\r\n");
+       printf("<h2>Error 503</h2>\r\n");
+       printf("<address><a href=\"/\">%s</a><br /><span>%s</span></address>\r\n", getenv("SERVER_NAME"), getenv("SERVER_SOFTWARE"));
+       printf("<!--crc32:%s-->\r\n", FORMID);
+       printf("</body>\r\n");
+       printf("</html>\r\n");
+}
+
  /**
   * Extract value
   */
@@ -766,6 +797,8 @@ int extractIHttpdPid(pid_t *pid) {
  int main(int argc, char **argv) {
         //Get request method
         char *requestMethod = getenv("REQUEST_METHOD");
+       //Get request uri
+       char *requestUri = getenv("REQUEST_URI");
  
         //Handle unknown requests
         if (requestMethod == NULL || (strncmp(requestMethod, "GET", 3) && strncmp(requestMethod, "HEAD", 4) && strncmp(requestMethod, "POST", 4))) {
@@ -773,8 +806,15 @@ int main(int argc, char **argv) {
                 die(405, "Unsupported request method");
         //Handle get and head
         } else if (!strncmp(requestMethod, "GET", 3) || !strncmp(requestMethod, "HEAD", 4)) {
-               //Send form
-               showForm(getenv("REQUEST_URI")?getenv("REQUEST_URI"):"/", DEFAULT_KEYFILE_SIZE_MAX, DEFAULT_PASSPHRASE_SIZE_MAX);
+               //Check if we have form uri
+               if (requestUri != NULL && strlen(requestUri) == strlen(FORMURI) && !strncmp(requestUri, FORMURI, strlen(FORMURI))) {
+                       //Send form
+                       showForm(requestUri, DEFAULT_KEYFILE_SIZE_MAX, DEFAULT_PASSPHRASE_SIZE_MAX);
+               //Not form uri requested
+               } else {
+                       //Send maintenance page
+                       showMaintenance();
+               }
         //Handle post
         } else /*if (!strncmp(requestMethod, "POST", 4))*/ {
                 //Return value
@@ -848,7 +888,7 @@ int main(int argc, char **argv) {
                 //Declare cargv array
                 char *cargvs[] = { CRYPTSETUP, "-d", "-", "luksOpen", device, luks, NULL };
                 //TODO: device cannot be an UUID=xyz, a resolved block device is required for it
-               char *scargvs[] = { SYSTEMDCRYPTSETUP, "attach", luks, device, "-", NULL };
+               //char *scargvs[] = { SYSTEMDCRYPTSETUP, "attach", luks, device, "-", NULL };
  
                 //Check cryptsetup binary
                 if (access(CRYPTSETUP, F_OK|X_OK) == -1) {