stagit-gopher

static git page generator for gopher (mirror)
git clone git://git.2f30.org/stagit-gopher.git
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commit 2d17ff69d90329bbbfadbf258f4a22f26358943b
parent 44e1ef57a375794bea37555ac1bc417d37156caf
Author: Hiltjo Posthuma <hiltjo@codemadness.org>
Date:   Sun, 22 Dec 2019 12:52:49 +0100

add OpenBSD unveil support

The unveil() system call first appeared in OpenBSD 6.4.

For stagit-gopher it has the following properties now:

- stagit-gopher-index: only read-access to the file-system for the specified
  directories/repositories.
- stagit-gopher: read-access to the specified directory/repository.
  read-write and creation access to the current directory for the output files.
  read-write and creation access to the specified cache file

Diffstat:
Mstagit-gopher-index.c | 4++++
Mstagit-gopher.c | 7+++++++
2 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/stagit-gopher-index.c b/stagit-gopher-index.c @@ -219,6 +219,10 @@ main(int argc, char *argv[]) git_libgit2_init(); #ifdef __OpenBSD__ + for (i = 1; i < argc; i++) + if (unveil(argv[i], "r") == -1) + err(1, "unveil: %s", argv[i]); + if (pledge("stdio rpath", NULL) == -1) err(1, "pledge"); #endif diff --git a/stagit-gopher.c b/stagit-gopher.c @@ -1177,6 +1177,13 @@ main(int argc, char *argv[]) git_libgit2_init(); #ifdef __OpenBSD__ + if (unveil(repodir, "r") == -1) + err(1, "unveil: %s", repodir); + if (unveil(".", "rwc") == -1) + err(1, "unveil: ."); + if (cachefile && unveil(cachefile, "rwc") == -1) + err(1, "unveil: %s", cachefile); + if (cachefile) { if (pledge("stdio rpath wpath cpath fattr", NULL) == -1) err(1, "pledge");