termux-packages/root-packages/docker/dockerd.sh

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#!@TERMUX_PREFIX@/bin/bash
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export PATH="${PATH}:/system/xbin:/system/bin"
opts='rw,nosuid,nodev,noexec,relatime'
cgroups='blkio cpu cpuacct cpuset devices freezer memory pids schedtune'
# try to mount cgroup root dir and exit in case of failure
if ! mountpoint -q /sys/fs/cgroup 2>/dev/null; then
mkdir -p /sys/fs/cgroup
mount -t tmpfs -o "${opts}" cgroup_root /sys/fs/cgroup || exit 1
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fi
# try to mount cgroup2
if ! mountpoint -q /sys/fs/cgroup/cg2_bpf 2>/dev/null; then
mkdir -p /sys/fs/cgroup/cg2_bpf
mount -t cgroup2 -o "${opts}" cgroup2_root /sys/fs/cgroup/cg2_bpf
fi
# try to mount differents cgroups
for cg in ${cgroups}; do
if ! mountpoint -q "/sys/fs/cgroup/${cg}" 2>/dev/null; then
mkdir -p "/sys/fs/cgroup/${cg}"
mount -t cgroup -o "${opts},${cg}" "${cg}" "/sys/fs/cgroup/${cg}" \
|| rmdir "/sys/fs/cgroup/${cg}"
fi
done
# start the docker daemon
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"@TERMUX_PREFIX@/libexec/dockerd" $@