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virt-what/SOURCES/0002-Move-docker-and-podman...

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From 57966df6adddbebc4f4a6b9db7680d99344b0b1c Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Thu, 22 Dec 2022 10:34:03 +0000
Subject: [PATCH] Move docker and podman tests up, add comments
Refactor to bring related tests closer together and make the comments
more uniform.
---
virt-what.in | 31 +++++++++++++++----------------
1 file changed, 15 insertions(+), 16 deletions(-)
diff --git a/virt-what.in b/virt-what.in
index 170bc24ab..c6e4a1e00 100644
--- a/virt-what.in
+++ b/virt-what.in
@@ -165,7 +165,6 @@ fi
# /proc/vz - always exists if OpenVZ kernel is running (inside and outside
# container)
# /proc/bc - exists on node, but not inside container.
-
if [ -d "${root}/proc/vz" -a ! -d "${root}/proc/bc" ]; then
echo openvz
fi
@@ -173,13 +172,13 @@ fi
# Check for LXC containers
# http://www.freedesktop.org/wiki/Software/systemd/ContainerInterface
# Added by Marc Fournier
-
if [ -e "${root}/proc/1/environ" ] &&
tr '\000' '\n' < "${root}/proc/1/environ" |
grep -Eiq '^container=lxc'; then
echo lxc
fi
+# Check for Illumos LX
if [ -e "${root}/proc/1/environ" ] &&
tr '\0' '\n' < "${root}/proc/1/environ" | grep -q '^container=zone$' &&
[ -e "${root}/proc/version" ] &&
@@ -187,6 +186,20 @@ if [ -e "${root}/proc/1/environ" ] &&
echo illumos-lx
fi
+# Check for Docker.
+if [ -f "${root}/.dockerenv" ] || [ -f "${root}/.dockerinit" ] || \
+ grep -qF /docker/ "${root}/proc/self/cgroup" 2>/dev/null; then
+ echo docker
+fi
+
+# Check for Podman.
+if [ -e "${root}/proc/1/environ" ] &&
+ cat "${root}/proc/1/environ" | tr '\000' '\n' | grep -Eiq '^container=podman'; then
+ echo podman
+elif grep -qF /libpod- "${root}/proc/self/cgroup" 2>/dev/null; then
+ echo podman
+fi
+
# Check for Linux-VServer
if test -e "${root}/proc/self/status" \
&& cat "${root}/proc/self/status" | grep -q "VxID: [0-9]*"; then
@@ -381,20 +394,6 @@ if ! "$skip_lkvm"; then
fi
fi
-# Check for Docker.
-if [ -f "${root}/.dockerenv" ] || [ -f "${root}/.dockerinit" ] || \
- grep -qF /docker/ "${root}/proc/self/cgroup" 2>/dev/null; then
- echo docker
-fi
-
-# Check for Podman.
-if [ -e "${root}/proc/1/environ" ] &&
- cat "${root}/proc/1/environ" | tr '\000' '\n' | grep -Eiq '^container=podman'; then
- echo podman
-elif grep -qF /libpod- "${root}/proc/self/cgroup" 2>/dev/null; then
- echo podman
-fi
-
# Check ppc64 lpar, kvm or powerkvm
# example /proc/cpuinfo line indicating 'not baremetal'
--
2.39.1