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| author | Colin Walters <walters@verbum.org> | 2012-03-13 14:37:41 -0400 |
|---|---|---|
| committer | Colin Walters <walters@verbum.org> | 2012-03-13 14:37:41 -0400 |
| commit | 976957b0067c17612dc889dbeb52d94cedfdcb31 (patch) | |
| tree | f5758a0acc94af923a7f82e928b16a03b3f63cac | |
| parent | 61b63e3b0b8d33818925d70373c1c86ec3ffaaa3 (diff) | |
| download | linux-user-chroot-976957b0067c17612dc889dbeb52d94cedfdcb31.tar.gz | |
newnet: Improve docs some more
Suggested by Owen Taylor <otaylor@redhat.com>
| -rw-r--r-- | README.newnet | 13 | ||||
| -rw-r--r-- | src/linux-user-chroot-newnet.c | 2 |
2 files changed, 14 insertions, 1 deletions
diff --git a/README.newnet b/README.newnet index 2c247ec..84ea79b 100644 --- a/README.newnet +++ b/README.newnet @@ -27,3 +27,16 @@ network namespace is very high - it does mean that e.g. one could make But most setuid programs *should* be carefully checking errors anyways. +Building +-------- + +To enable building this helper, pass --enable-newnet-helper to +configure. + +Running +------- + +$ linux-user-chroot-newnet curl http://google.com +curl: (6) Could not resolve host: google.com; Unknown error +$ linux-user-chroot-newnet /bin/bash +$ # you're now in a shell without networking diff --git a/src/linux-user-chroot-newnet.c b/src/linux-user-chroot-newnet.c index c08c51e..f8397d1 100644 --- a/src/linux-user-chroot-newnet.c +++ b/src/linux-user-chroot-newnet.c @@ -81,7 +81,7 @@ main (int argc, argv++; if (argc < 1) - fatal ("PROGRAM argument must be specified"); + fatal ("PROGRAM [ARGS]... Run PROGRAM in an isolated network namespace"); program = argv[0]; program_argv = argv; |