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4939021d56
* On RHEL 6 file /etc/lsb-release is pretty useless * Better OS version detection for Mac OS X
123 lines
4.1 KiB
Bash
Executable file
123 lines
4.1 KiB
Bash
Executable file
#!/usr/bin/env sh
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# -------------------------------------------------------------------------------------------------
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# detect the kernel
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KERNEL_NAME="$(uname -s)"
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KERNEL_VERSION="$(uname -r)"
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ARCHITECTURE="$(uname -m)"
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# -------------------------------------------------------------------------------------------------
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# detect the operating system
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OS_DETECTION="unknown"
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NAME="unknown"
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VERSION="unknown"
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VERSION_ID="unknown"
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ID="unknown"
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ID_LIKE="unknown"
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if [ "${KERNEL_NAME}" = "Darwin" ]; then
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# Mac OS
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OIFS="$IFS"
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IFS=$'\n'
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set $(sw_vers) > /dev/null
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NAME=$(echo $1 | tr "\n\t" ' ' | sed -e 's/ProductName:[ ]*//' -e 's/[ ]*$//')
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VERSION=$(echo $2 | tr "\n\t" ' ' | sed -e 's/ProductVersion:[ ]*//' -e 's/[ ]*$//')
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ID="mac"
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ID_LIKE="mac"
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OS_DETECTION="sw_vers"
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IFS="$OIFS"
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else
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if [ -f "/etc/os-release" ]; then
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OS_DETECTION="/etc/os-release"
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eval "$(grep -E "^(NAME|ID|ID_LIKE|VERSION|VERSION_ID)=" </etc/os-release)"
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fi
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if [ "${NAME}" = "unknown" ] || [ "${VERSION}" = "unknown" ] || [ "${ID}" = "unknown" ]; then
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if [ -f "/etc/lsb-release" ]; then
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if [ "${OS_DETECTION}" = "unknown" ]; then OS_DETECTION="/etc/lsb-release"; else OS_DETECTION="Mixed"; fi
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DISTRIB_ID="unknown"
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DISTRIB_RELEASE="unknown"
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DISTRIB_CODENAME="unknown"
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eval "$(grep -E "^(DISTRIB_ID|DISTRIB_RELEASE|DISTRIB_CODENAME)=" </etc/lsb-release)"
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if [ "${NAME}" = "unknown" ]; then NAME="${DISTRIB_ID}"; fi
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if [ "${VERSION}" = "unknown" ]; then VERSION="${DISTRIB_RELEASE}"; fi
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if [ "${ID}" = "unknown" ]; then ID="${DISTRIB_CODENAME}"; fi
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fi
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if [ -n "$(command -v lsb_release 2>/dev/null)" ]; then
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if [ "${OS_DETECTION}" = "unknown" ]; then OS_DETECTION="lsb_release"; else OS_DETECTION="Mixed"; fi
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if [ "${NAME}" = "unknown" ]; then NAME="$(lsb_release -is 2>/dev/null)"; fi
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if [ "${VERSION}" = "unknown" ]; then VERSION="$(lsb_release -rs 2>/dev/null)"; fi
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if [ "${ID}" = "unknown" ]; then ID="$(lsb_release -cs 2>/dev/null)"; fi
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fi
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fi
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fi
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# -------------------------------------------------------------------------------------------------
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# detect the virtualization
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VIRTUALIZATION="unknown"
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VIRT_DETECTION="none"
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CONTAINER="unknown"
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CONT_DETECTION="none"
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if [ -n "$(command -v systemd-detect-virt 2>/dev/null)" ]; then
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VIRTUALIZATION="$(systemd-detect-virt -v)"
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VIRT_DETECTION="systemd-detect-virt"
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CONTAINER="$(systemd-detect-virt -c)"
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CONT_DETECTION="systemd-detect-virt"
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else
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if grep -q "^flags.*hypervisor" /proc/cpuinfo 2>/dev/null; then
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VIRTUALIZATION="hypervisor"
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VIRT_DETECTION="/proc/cpuinfo"
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fi
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fi
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# -------------------------------------------------------------------------------------------------
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# detect containers with heuristics
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if [ "${CONTAINER}" = "unknown" ]; then
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if [ -f /proc/1/sched ] ; then
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IFS='(, ' read -r process _ </proc/1/sched
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if [ "${process}" = "netdata" ]; then
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CONTAINER="container"
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CONT_DETECTION="process"
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fi
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fi
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# ubuntu and debian supply /bin/running-in-container
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# https://www.apt-browse.org/browse/ubuntu/trusty/main/i386/upstart/1.12.1-0ubuntu4/file/bin/running-in-container
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if /bin/running-in-container >/dev/null 2>&1; then
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CONTAINER="container"
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CONT_DETECTION="/bin/running-in-container"
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fi
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# lxc sets environment variable 'container'
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#shellcheck disable=SC2154
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if [ -n "${container}" ]; then
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CONTAINER="lxc"
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CONT_DETECTION="containerenv"
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fi
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# docker creates /.dockerenv
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# http://stackoverflow.com/a/25518345
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if [ -f "/.dockerenv" ]; then
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CONTAINER="docker"
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CONT_DETECTION="dockerenv"
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fi
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fi
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echo "NETDATA_SYSTEM_OS_NAME=\"${NAME}\""
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echo "NETDATA_SYSTEM_OS_ID=${ID}"
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echo "NETDATA_SYSTEM_OS_ID_LIKE=${ID_LIKE}"
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echo "NETDATA_SYSTEM_OS_VERSION=${VERSION}"
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echo "NETDATA_SYSTEM_OS_VERSION_ID=${VERSION_ID}"
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echo "NETDATA_SYSTEM_OS_DETECTION=${OS_DETECTION}"
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echo "NETDATA_SYSTEM_KERNEL_NAME=${KERNEL_NAME}"
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echo "NETDATA_SYSTEM_KERNEL_VERSION=${KERNEL_VERSION}"
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echo "NETDATA_SYSTEM_ARCHITECTURE=${ARCHITECTURE}"
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echo "NETDATA_SYSTEM_VIRTUALIZATION=${VIRTUALIZATION}"
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echo "NETDATA_SYSTEM_VIRT_DETECTION=${VIRT_DETECTION}"
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echo "NETDATA_SYSTEM_CONTAINER=${CONTAINER}"
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echo "NETDATA_SYSTEM_CONTAINER_DETECTION=${CONT_DETECTION}"
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