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authorAndrzej Bialecki <abial@FreeBSD.org>1998-08-27 17:38:45 +0000
committerAndrzej Bialecki <abial@FreeBSD.org>1998-08-27 17:38:45 +0000
commitc9d8fd0a7bb8ae40b9da7c52caec851ca9d0cf3e (patch)
tree0f9c1dcefca21fb605aaf84b621c2813f01fa5e4 /release/picobsd/tinyware/simple_httpd/simple_httpd.c
parent0b0c1554a87b20eb1377566bce8833788ec96394 (diff)
downloadsrc-c9d8fd0a7bb8ae40b9da7c52caec851ca9d0cf3e.tar.gz
src-c9d8fd0a7bb8ae40b9da7c52caec851ca9d0cf3e.zip
Initial import of PicoBSD v0.4 tree.
Notes
Notes: svn path=/cvs2svn/branches/PICOBSD/; revision=38589
Diffstat (limited to 'release/picobsd/tinyware/simple_httpd/simple_httpd.c')
-rw-r--r--release/picobsd/tinyware/simple_httpd/simple_httpd.c356
1 files changed, 356 insertions, 0 deletions
diff --git a/release/picobsd/tinyware/simple_httpd/simple_httpd.c b/release/picobsd/tinyware/simple_httpd/simple_httpd.c
new file mode 100644
index 000000000000..0a83f6737815
--- /dev/null
+++ b/release/picobsd/tinyware/simple_httpd/simple_httpd.c
@@ -0,0 +1,356 @@
+/* simpleHTTPd (C) 1998 netSTOR Technologies, Inc. ("netSTOR")
+ FreeBSD port and additional work by Marc Nicholas <marc@netstor.com>
+ Based on work by:-
+ Thierry Leconte & Yury Shimanovsky
+ My Russian webserver writing friends :-)
+
+ This is an HTTP daemon that will serve up HTML, text files, JPEGs,
+ GIFs and do simple CGI work.
+
+ You may use this code for non-commercial distribution only. Commercial
+ distribution requires the express, written permission of netSTOR. No
+ warranty is implied or given -- use at your own risk!
+*/
+
+/*
+ * $Id: simple_httpd.c,v 1.1 1998/08/19 16:24:06 abial Exp $
+ */
+
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <time.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <netdb.h>
+#include <fcntl.h>
+#include <string.h>
+#include <signal.h>
+#include <sys/wait.h>
+
+int http_sock, con_sock;
+int http_port = 80;
+struct sockaddr_in source;
+char homedir[100];
+char *adate();
+struct hostent *hst;
+
+void
+init_servconnection(void)
+{
+ struct sockaddr_in server;
+
+ /* Create a socket */
+ http_sock = socket(AF_INET, SOCK_STREAM, 0);
+ if (http_sock < 0) {
+ perror("socket");
+ exit(1);
+ }
+ server.sin_family = AF_INET;
+ server.sin_port = htons(http_port);
+ server.sin_addr.s_addr = INADDR_ANY;
+ if (bind(http_sock, (struct sockaddr *) & server, sizeof(server)) < 0) {
+ perror("bind socket");
+ exit(1);
+ }
+ printf("simpleHTTPd running on %d port\n",http_port);
+}
+
+attenteconnection(void)
+{
+ int lg;
+
+ lg = sizeof(struct sockaddr_in);
+
+ con_sock = accept(http_sock, (struct sockaddr *) & source, &lg);
+ if (con_sock <= 0) {
+ perror("accept");
+ exit(1);
+ }
+}
+
+outdate()
+{
+ time_t tl;
+ char buff[50];
+
+ tl = time(NULL);
+ strftime(buff, 50, "Date: %a, %d %h %Y %H:%M:%S %Z\r\n", gmtime(&tl));
+ write(con_sock, buff, strlen(buff));
+}
+
+char *rep_err_nget[2] = {"<HTML><HEAD><TITLE>Error</TITLE></HEAD><BODY><H1>Error 405</H1>\
+This server is supports only GET and HEAD requests\n</BODY></HTML>\r\n",
+"HTTP/1.0 405 Method Not allowed\r\nAllow: GET,HEAD\r\nServer: jhttpd\r\n"};
+
+char *rep_err_acc[2] = {"<HTML><HEAD><TITLE>Error</TITLE></HEAD><BODY><H1>Error 404</H1>\
+Not found - file doesn't exist or is read protected\n</BODY></HTML>\r\n",
+"HTTP/1.0 404 Not found\r\nServer: jhttpd\r\n"};
+
+outerror(char **rep, int http1) /* Выдыча ошибки клиенту в html- виде */
+{
+
+ if (http1) {
+ write(con_sock, rep[1], strlen(rep[1]));
+ outdate();
+ write(con_sock, "\r\n", 2);
+ }
+ write(con_sock, rep[0], strlen(rep[0]));
+}
+
+char rep_head[] = "HTTP/1.0 200 OK\r\nServer: simpleHTTPD\r\n";
+
+traite_req()
+{
+ char buff[8192];
+ int fd, lg, cmd, http1, i;
+ char *filename, *c;
+ struct stat statres;
+ char req[1024];
+ char logfile[80];
+ char msg[1024];
+ char *p,
+ *par;
+ long addr;
+ FILE *log;
+
+ lg = read(con_sock, req, 1024);
+
+ if (p=strstr(req,"\n")) *p=0;
+ if (p=strstr(req,"\r")) *p=0;
+
+ if (geteuid())
+ {
+ strcpy(logfile,getenv("HOME"));
+ strcat(logfile,"/");
+ strcat(logfile,"jhttp.log");
+ }
+ else strcpy(logfile,"/usr/adm/jhttpd.log");
+
+ if ( access(logfile,W_OK))
+ {
+ lg=creat (logfile,O_WRONLY);
+ chmod (logfile,00600);
+ close(lg);
+ }
+
+ strcpy(buff,inet_ntoa(source.sin_addr));
+
+ addr=inet_addr(buff);
+
+ strcpy(msg,adate());
+ strcat(msg," ");
+ hst=gethostbyaddr((char*) &addr, 4, AF_INET);
+ if (hst) strcat(msg,hst->h_name);
+ strcat(msg," (");
+ strcat(msg,buff);
+ strcat(msg,") ");
+ strcat(msg,req);
+
+ log=fopen(logfile,"a");
+ fprintf(log,"%s\n",msg);
+ fclose(log);
+
+ c = strtok(req, " ");
+ if (c == NULL) {
+ outerror(rep_err_nget, 0);
+ goto error;
+ }
+ cmd = 0;
+ if (strncmp(c, "GET", 3) == 0)
+ cmd = 1;
+ if (strncmp(c, "HEAD", 4) == 0) {
+ cmd = 2;
+ }
+
+ filename = strtok(NULL, " ");
+
+ http1 = 0;
+ c = strtok(NULL, " ");
+ if (c != NULL && strncmp(c, "HTTP", 4) == 0)
+ http1 = 1;
+
+ if (cmd == 0) {
+ outerror(rep_err_nget, http1);
+ goto error;
+ }
+
+ if (filename == NULL ||
+ strlen(filename)==1) filename="/index.html";
+
+ while (filename[0]== '/') filename++;
+
+ /**/
+ if (!strncmp(filename,"cgi-bin/",8))
+ {
+ par=0;
+ if (par=strstr(filename,"?"))
+ {
+ *par=0;
+ par++;
+ }
+ if (access(filename,X_OK)) goto conti;
+ stat (filename,&statres);
+ if (setuid(statres.st_uid)) return(0);
+ if (seteuid(statres.st_uid)) return(0);
+ if (!fork())
+ {
+ close(1);
+ dup(con_sock);
+ printf("HTTP/1.0 200 OK\nContent-type: text/html\n\n\n");
+ execlp (filename,filename,par,0);
+ }
+ wait(&i);
+ return(0);
+ }
+ conti:
+ if (filename == NULL) {
+ outerror(rep_err_acc, http1);
+ goto error;
+ }
+ /* interdit les .. dans le path */
+ c = filename;
+ while (*c != '\0')
+ if (c[0] == '.' && c[1] == '.') {
+ outerror(rep_err_acc, http1);
+ goto error;
+ } else
+ c++;
+
+ fd = open(filename, O_RDONLY);
+ if (fd < 0) {
+ outerror(rep_err_acc, http1);
+ goto error;
+ }
+ if (fstat(fd, &statres) < 0) {
+ outerror(rep_err_acc, http1);
+ goto error;
+ }
+ if (!S_ISREG(statres.st_mode))
+ {
+ outerror(rep_err_acc, http1);
+ goto error;
+ }
+ if (http1) {
+ char buff[50];
+ time_t tl;
+
+ write(con_sock, rep_head, strlen(rep_head));
+ sprintf(buff, "Content-length: %d\r\n", statres.st_size);
+ write(con_sock, buff, strlen(buff));
+ outdate();
+
+ if (strstr(filename,"."))
+ {
+ strcpy(buff,"Content-type: ");
+ strcat(buff,strstr(filename,".")+1);
+ strcat(buff,"\r\n");
+ write(con_sock,buff,strlen(buff));
+ }
+
+ if (strstr(filename,".txt"))
+ {
+ strcpy(buff,"Content-type: text/plain\r\n");
+ write(con_sock, buff, strlen(buff));
+ }
+
+ if (strstr(filename,".html") ||
+ strstr(filename,".htm"))
+ {
+ strcpy(buff,"Content-type: text/html\r\n");
+ write(con_sock, buff, strlen(buff));
+ }
+
+ if (strstr(filename,".gif"))
+ {
+ strcpy(buff,"Content-type: image/gif\r\n");
+ write(con_sock, buff, strlen(buff));
+ }
+
+ if (strstr(filename,".jpg"))
+ {
+ strcpy(buff,"Content-type: image/jpeg\r\n");
+ write(con_sock, buff, strlen(buff));
+ }
+
+ strftime(buff, 50, "Last-Modified: %a, %d %h %Y %H:%M:%S %Z\r\n\r\n", gmtime(&statres.st_mtime));
+ write(con_sock, buff, strlen(buff));
+ }
+ if (cmd == 1) {
+ while (lg = read(fd, buff, 8192))
+ write(con_sock, buff, lg);
+ }
+
+error:
+ close(fd);
+ close(con_sock);
+
+}
+
+
+main(int argc, char **argv)
+{
+ int lg;
+ char hello[100];
+
+ if (argc<2 && geteuid())
+ {
+ printf("Usage: simple_htppd <port>\n");
+ exit(1);
+ }
+
+ if (argc>=2) http_port = atoi(argv[1]);
+
+ strcpy (homedir,getenv("HOME"));
+ if (!geteuid()) strcpy (homedir,"/httphome");
+ else strcat (homedir,"/httphome");
+
+ strcpy(hello,homedir);
+ strcat(hello,"/0hello.html");
+
+ if (chdir(homedir))
+ {
+ perror("chdir");
+ puts(homedir);
+ exit(1);
+ }
+ init_servconnection();
+
+ if (fork()) exit(0);
+
+ setpgrp(0,65534);
+ signal(SIGQUIT, SIG_IGN);
+ signal(SIGHUP, SIG_IGN);
+
+ if (listen(http_sock,100) < 0) exit(1);
+
+ label:
+ attenteconnection();
+ if (fork())
+ {
+ close(con_sock);
+ goto label;
+ }
+ alarm(1800);
+ traite_req();
+ exit(0);
+}
+
+
+
+char *adate()
+{
+ static char out[50];
+ long now;
+ struct tm *t;
+ time(&now);
+ t = localtime(&now);
+ sprintf(out, "%02d:%02d:%02d %02d/%02d/%02d",
+ t->tm_hour, t->tm_min, t->tm_sec,
+ t->tm_mday, t->tm_mon+1, t->tm_year );
+ return out;
+}
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