Spencer/SeaWeb
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moved functions around

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2022-03-06 23:08:18 -05:00
parent fc4af96282
commit de1bac616b
12 changed files with 343 additions and 262 deletions
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105
src/utils.c
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@@ -1,6 +1,14 @@
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <string.h>
#include <unistd.h>
#include <wait.h>
#include "server.h"
#include "httpStruct.h"
#define BUFF_READ 1024
#define NUM_SUPPORTED_VERSIONS 2
static char supportedHTTPVersions[NUM_SUPPORTED_VERSIONS][16] = {
@@ -14,8 +22,17 @@ int PrintLog(unsigned char *message) {
time(&UTCTime);
struct tm *now = localtime(&UTCTime);
printf("[Log] %02d/%02d/%d %02d:%02d:%02d - %s\n", (now->tm_mon + 1), now->tm_mday,
if (!strcmp(WEB_ROOT_DIR, "/var/www/html/")) {
FILE *fp;
fp = fopen("/var/log/seaweb/log", "w");
fprintf(fp, "[Log] %02d/%02d/%d %02d:%02d:%02d - %s\n", (now->tm_mon + 1), now->tm_mday,
(now->tm_year + 1900), now->tm_hour, now->tm_min, now->tm_sec, message);
fclose(fp);
} else {
printf("[Log] %02d/%02d/%d %02d:%02d:%02d - %s\n", (now->tm_mon + 1), now->tm_mday,
(now->tm_year + 1900), now->tm_hour, now->tm_min, now->tm_sec, message);
}
return 0;
}
@@ -30,3 +47,89 @@ int checkHTTPVersion(char *version) {
}
return supported;
}
char *php_cgi(char *sPath, struct HTTPRequest *r) {
int phpPipe[2];
char *buf = NULL;
size_t bufLen = 1024;
buf = malloc(bufLen);
pipe(phpPipe);
pid_t pid;
int status = 0;
pid = fork();
if (pid == 0) { // Child fork
char script[500];
char *queryString = NULL;
close(phpPipe[0]);
dup2(phpPipe[1], STDOUT_FILENO);
strcpy(script, "SCRIPT_FILENAME=");
strcat(script, WEB_ROOT_DIR);
strcat(script, sPath);
putenv("GATEWAY_INTERFACE=CGI/1.1");
putenv(script);
putenv("REDIRECT_STATUS=true");
putenv("SERVER_PROTOCOL=HTTP/1.1");
putenv("REMOTE_HOST=127.0.0.1");
if (!strcmp(r->requestType, "POST")) {
putenv("REQUEST_METHOD=POST");
char conLenString[256];
sprintf(conLenString, "CONTENT_LENGTH=%zu", r->requestBodyLen);
putenv(conLenString);
putenv("CONTENT_TYPE=application/x-www-form-urlencoded");
queryString = malloc(r->requestBodyLen + 24);
sprintf(queryString, "QUERY_STRING=%s", r->requestBody);
putenv(queryString);
// Starting fork to pipe stdin into php-cgi
int phpPipe2[2];
pipe(phpPipe2);
pid_t pid2;
pid2 = fork();
if (pid2 == 0) { // Child fork
close(phpPipe2[0]);
dup2(phpPipe2[1], STDOUT_FILENO);
printf("%s", r->requestBody);
close(phpPipe2[1]);
exit(EXIT_SUCCESS);
} else if (pid < 0) { // Error forking
printDebug("Error in stdin php frok");
} else { // Parent fork
close(phpPipe[1]);
dup2(phpPipe2[0], STDIN_FILENO);
execlp("/usr/bin/php-cgi", "php-cgi", NULL);
}
} else {
queryString = malloc(strlen(r->requestVars) + 24);
sprintf(queryString, "QUERY_STRING=%s", r->requestVars);
putenv(queryString);
putenv("REQUEST_METHOD=GET");
execl("/usr/bin/php-cgi", "php-cgi", NULL);
}
} else if (pid < 0) { // Error forking
printDebug("Error forking php exec");
} else { // Parent fork
size_t buffCount;
close(phpPipe[1]);
do {
buffCount = read(phpPipe[0], buf, BUFF_READ);
if (strlen(buf) == bufLen) {
bufLen *= 2;
buf = realloc(buf, bufLen);
}
} while (buffCount == 0);
do {
waitpid(pid, &status, WUNTRACED);
} while (!WIFEXITED(status) && !WIFSIGNALED(status));
}
close(phpPipe[0]);
if (status != 0) {
return NULL;
}
return buf;
}