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fpsdk.sh: add flag to bypass sanity checks, ignore docker check when WSL is detected #184

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Merged
flipflip8952 merged 2 commits into from
Jan 22, 2026
Merged

fpsdk.sh: add flag to bypass sanity checks, ignore docker check when WSL is detected #184

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3f37e0b
fpsdk.sh: add flag to bypass sanity checks, ignore docker check when …
flipflip8952 Jan 22, 2026
d35172a
codenazi
flipflip8952 Jan 22, 2026
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55 changes: 37 additions & 18 deletions fpsdk.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -26,19 +26,21 @@ function main
local update=0
local volume_args=
local docker_args=
while getopts ":hduti:v:" opt; do
local dochecks=1
while getopts ":hduxti:v:" opt; do
case $opt in
h)
echo
echo "Run Fixposition SDK apps"
echo
echo "This uses Docker images with pre-built binaries of the Fixposition SDK apps."
echo
echo "Usage: $0 [-d] [-u] [-i <image>] [-v <volume> ...] <command> ..."
echo "Usage: $0 [-d] [-u] [-x] [-i <image>] [-v <volume> ...] <command> ..."
echo
echo "Where:"
echo
echo " -d Enable debug output (of this script)"
echo " -x Bypass checks (check for running in Docker, running as root, ...)"
echo " -u Update (pull) the necessary Docker <image>"
echo " -t Executes <command> with docker run --tty"
echo " -i <image> Specifies which Docker image to use (default: trixie). Available images are:"
Expand Down Expand Up @@ -82,6 +84,9 @@ function main
u)
update=1
;;
x)
dochecks=0
;;
t)
docker_args="--tty"
;;
Expand All @@ -106,23 +111,37 @@ function main

debug "SCRIPTDIR=${SCRIPTDIR} image=${image} docker_args=${docker_args} volume_args=${volume_args} have_command=${have_command} command=$@"

# Check if we're running inside a container
# PID 2 will be kthreadd on host Linux, and no kthreadd will be visible in a container
if ! grep -q kthreadd /proc/2/status 2>/dev/null; then
error "You cannot run this in a container"
exit 1
fi

# Check for common issues
if ! command -v docker >/dev/null ]; then
warning "Docker does not seem to be installed, this probably doesn't work"
fi
if [ $(id -u) -eq 0 ]; then
warning "You probably should not run this as root"
fi
if ! id -nG | grep -qw docker; then
echo "You're not in the docker group, this may not work"
fi
if [ ${dochecks} -eq 1 ]; then

# Check if we're running inside a container
if [[ $(uname -r) =~ WSL ]]; then
# We don't know how to check that in WSL... :-/ And we do not know if this stuff works in WSL at all...
# How to check in WSL2? What about Docker in Windows (vs. Docker in Linux)?
true
else
# PID 2 will be kthreadd on host Linux, and no kthreadd will be visible in a container
if ! grep -q kthreadd /proc/2/status 2>/dev/null; then
error "You cannot run this in a container"
exit 1
fi
fi

if ! command -v docker >/dev/null ]; then
error "Docker does not seem to be installed, this probably doesn't work"
exit 1
fi
if [ $(id -u) -eq 0 ]; then
error "You should not run this as root"
exit 1
fi
if ! id -nG | grep -qw docker; then
error "You're not in the docker group, this may not work"
exit 1
fi
else
warning "Sanity checks bypassed. You're on your own!"
fi

local res=0

Expand Down
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