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new package: runc

This commit is contained in:
Leonid Plyushch 2019-07-14 12:52:45 +03:00 committed by Yaksh Bariya
parent 0e26eef818
commit 6d2be8e324
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GPG Key ID: F7486BA7D3D27581
2 changed files with 67 additions and 0 deletions
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24
root-packages/runc/build.sh Normal file
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@ -0,0 +1,24 @@
TERMUX_PKG_HOMEPAGE=https://www.opencontainers.org/
TERMUX_PKG_DESCRIPTION="A tool for spawning and running containers according to the OCI specification"
TERMUX_PKG_LICENSE="Apache-2.0"
TERMUX_PKG_MAINTAINER="Leonid Plyushch <leonid.plyushch@gmail.com>"
TERMUX_PKG_VERSION=1.0.0-rc8
TERMUX_PKG_SRCURL=https://github.com/opencontainers/runc/archive/v${TERMUX_PKG_VERSION}.tar.gz
TERMUX_PKG_SHA256=efe4ff9bbe49b19074346d65c914d809c0a3e90d062ea9619fe240f931f0b700
TERMUX_PKG_DEPENDS="libseccomp"
termux_step_make() {
termux_setup_golang
export GOPATH="${PWD}/go"
mkdir -p "${GOPATH}/src/github.com/opencontainers"
ln -sf "${TERMUX_PKG_SRCDIR}" "${GOPATH}/src/github.com/opencontainers/runc"
cd "${GOPATH}/src/github.com/opencontainers/runc" && make
}
termux_step_make_install() {
cd "${GOPATH}/src/github.com/opencontainers/runc"
install -Dm755 runc "${TERMUX_PREFIX}/bin/runc"
}

43
root-packages/runc/libcontainer-nsenter-cloned_binary.c.patch Normal file
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@ -0,0 +1,43 @@
diff -uNr runc-1.0.0-rc8/libcontainer/nsenter/cloned_binary.c runc-1.0.0-rc8.mod/libcontainer/nsenter/cloned_binary.c
--- runc-1.0.0-rc8/libcontainer/nsenter/cloned_binary.c 2019-04-25 00:48:25.000000000 +0300
+++ runc-1.0.0-rc8.mod/libcontainer/nsenter/cloned_binary.c 2019-07-13 22:18:07.323813978 +0300
@@ -489,6 +489,30 @@
/* Get cheap access to the environment. */
extern char **environ;
+// __procfdname implementation from musl libc.
+static void musl_procfdname(char *buf, unsigned fd)
+{
+ unsigned i, j;
+ for (i=0; (buf[i] = "/proc/self/fd/"[i]); i++);
+ if (!fd) {
+ buf[i] = '0';
+ buf[i+1] = 0;
+ return;
+ }
+ for (j=fd; j; j/=10, i++);
+ buf[i] = 0;
+ for (; fd; fd/=10) buf[--i] = '0' + fd%10;
+}
+
+// fexecve implementation based on one from musl libc.
+static int musl_fexecve(int fd, char *const argv[], char *const envp[]) {
+ char buf[15 + 3*sizeof(int)];
+ musl_procfdname(buf, fd);
+ execve(buf, argv, envp);
+ if (errno == ENOENT) errno = EBADF;
+ return -1;
+}
+
int ensure_cloned_binary(void)
{
int execfd;
@@ -509,7 +533,7 @@
if (putenv(CLONED_BINARY_ENV "=1"))
goto error;
- fexecve(execfd, argv, environ);
+ musl_fexecve(execfd, argv, environ);
error:
close(execfd);
return -ENOEXEC;