eyberg

package main

import (
    "fmt"
    "net"

    "golang.org/x/sys/unix"
)

func main() {

eyberg

#include <stdio.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <netdb.h>
#include <arpa/inet.h>

int main(void) {
  struct addrinfo* res = NULL;
  getaddrinfo("google.com", "443", 0, &res);

eyberg

eyberg@venus:~/rr/rtest$ ops run target/debug/rtest
running local instance
booting /home/eyberg/.ops/images/rtest ...
en1: assigned 10.0.2.15
en1: assigned FE80::DCBF:CDFF:FEB4:8BB2
{
    "origin": "191.96.255.108",
}

eyberg@venus:~/rr/rtest$ cat src/main.rs

eyberg

eyberg@s1:~/w$ cat nil.c
#include <stdio.h>

int main() {
  int *bob = (int *)0x0;
  *bob = 42;

  printf("Value:  %d\n", *bob);

  int *tom;

eyberg

#include <stdio.h>
#include <string.h>

int vuln(char* src) {
  int admin = 0;
  char buf[2];

  strcpy(buf, src);

  printf("%d\n", admin);

eyberg

--- a/src/unix/syscall.c
+++ b/src/unix/syscall.c
@@ -303,6 +303,7 @@ sysreturn readv(int fd, struct iovec *iov, int iovcnt)

 sysreturn write(int fd, u8 *body, bytes length)
 {
+  return 0;
     if (!validate_user_memory(body, length, false))
         return -EFAULT;
     fdesc f = resolve_fd(current->p, fd);

eyberg

package main

import (
	"fmt"
	"net/http"
)

func main() {
	fmt.Println("just a test")

eyberg

eyberg@box:~/rtest$ cat hi.rs
fn main() {
    println!("Hello, world!");
}

eyberg@box:~/rtest$ cat config.json
{
  "Args": ["hi.wasm"],
  "Files": ["hi.wasm"]
}

eyberg

eyberg@s1:~/r$ cat config.json
{
    "files":["hi.r"],
    "Args":["hi.r", "--args", "hello","you"]
}

eyberg@s1:~/r$ ops pkg load R_3.4.4 -c config.json
booting /home/eyberg/.ops/images/R ...
en1: assigned 10.0.2.15
[1] "hello you"

eyberg

➜  r ops pkg load R_3.4.4 -c config.json -a hi.r
booting /Users/eyberg/.ops/images/R ...
en1: assigned 10.0.2.15
[1] "Hello World!"
Warning message:
system call failed: Function not implemented
exit status 1

➜  r cat config.json
{