diff options
Diffstat (limited to 'daemon/system-info.sh')
| -rwxr-xr-x | daemon/system-info.sh | 123 |
1 files changed, 76 insertions, 47 deletions
diff --git a/daemon/system-info.sh b/daemon/system-info.sh index 7fb2f25b..12553e3d 100755 --- a/daemon/system-info.sh +++ b/daemon/system-info.sh @@ -10,6 +10,18 @@ ARCHITECTURE="$(uname -m)" # ------------------------------------------------------------------------------------------------- # detect the virtualization and possibly the container technology +# systemd-detect-virt: https://github.com/systemd/systemd/blob/df423851fcc05cf02281d11aab6aee7b476c1c3b/src/basic/virt.c#L999 +# lscpu: https://github.com/util-linux/util-linux/blob/581b77da7aa4a5205902857184d555bed367e3e0/sys-utils/lscpu.c#L52 +virtualization_normalize_name() { + vname="$1" + case "$vname" in + "User-mode Linux") vname="uml" ;; + "Windows Subsystem for Linux") vname="wsl" ;; + esac + + echo "$vname" | tr '[:upper:]' '[:lower:]' | sed 's/ /-/g' +} + CONTAINER="unknown" CONT_DETECTION="none" CONTAINER_IS_OFFICIAL_IMAGE="${NETDATA_OFFICIAL_IMAGE:-false}" @@ -18,25 +30,31 @@ if [ -z "${VIRTUALIZATION}" ]; then VIRTUALIZATION="unknown" VIRT_DETECTION="none" - if [ -n "$(command -v systemd-detect-virt 2> /dev/null)" ]; then + if command -v systemd-detect-virt >/dev/null 2>&1; then VIRTUALIZATION="$(systemd-detect-virt -v)" VIRT_DETECTION="systemd-detect-virt" CONTAINER=${CONTAINER:-$(systemd-detect-virt -c)} CONT_DETECTION="systemd-detect-virt" - else - if grep -q "^flags.*hypervisor" /proc/cpuinfo 2> /dev/null; then - VIRTUALIZATION="hypervisor" - VIRT_DETECTION="/proc/cpuinfo" - elif [ -n "$(command -v dmidecode)" ] && dmidecode -s system-product-name 2> /dev/null | grep -q "VMware\|Virtual\|KVM\|Bochs"; then - VIRTUALIZATION="$(dmidecode -s system-product-name)" - VIRT_DETECTION="dmidecode" - else - VIRTUALIZATION="none" - fi + elif command -v lscpu >/dev/null 2>&1; then + VIRTUALIZATION=$(lscpu | grep "Hypervisor vendor:" | cut -d: -f 2 | awk '{$1=$1};1') + [ -n "$VIRTUALIZATION" ] && VIRT_DETECTION="lscpu" + [ -z "$VIRTUALIZATION" ] && lscpu | grep -q "Virtualization:" && VIRTUALIZATION="none" + elif command -v dmidecode >/dev/null 2>&1; then + VIRTUALIZATION=$(dmidecode -s system-product-name 2>/dev/null | grep "VMware\|Virtual\|KVM\|Bochs") + [ -n "$VIRTUALIZATION" ] && VIRT_DETECTION="dmidecode" + fi + + if [ -z "${VIRTUALIZATION}" ] && [ "${KERNEL_NAME}" = "FreeBSD" ]; then + VIRTUALIZATION=$(sysctl kern.vm_guest 2>/dev/null | cut -d: -f 2 | awk '{$1=$1};1') + [ -n "$VIRTUALIZATION" ] && VIRT_DETECTION="sysctl" fi + if [ -z "${VIRTUALIZATION}" ]; then # Output from the command is outside of spec VIRTUALIZATION="unknown" + VIRT_DETECTION="none" + elif [ "$VIRTUALIZATION" != "none" ] && [ "$VIRTUALIZATION" != "unknown" ]; then + VIRTUALIZATION=$(virtualization_normalize_name $VIRTUALIZATION) fi else # Passed from outside - probably in docker run @@ -332,18 +350,23 @@ DISK_SIZE="unknown" DISK_DETECTION="none" if [ "${KERNEL_NAME}" = "Darwin" ]; then - types='hfs' + if DISK_SIZE=$(diskutil info / 2>/dev/null | awk '/Disk Size/ {total += substr($5,2,length($5))} END { print total }') && + [ -n "$DISK_SIZE" ] && [ "$DISK_SIZE" != "0" ]; then + DISK_DETECTION="diskutil" + else + types='hfs' - if (lsvfs | grep -q apfs); then - types="${types},apfs" - fi + if (lsvfs | grep -q apfs); then + types="${types},apfs" + fi - if (lsvfs | grep -q ufs); then - types="${types},ufs" - fi + if (lsvfs | grep -q ufs); then + types="${types},ufs" + fi - DISK_DETECTION="df" - DISK_SIZE=$(($(/bin/df -k -t ${types} | tail -n +2 | sed -E 's/\/dev\/disk([[:digit:]]*)s[[:digit:]]*/\/dev\/disk\1/g' | sort -k 1 | awk -F ' ' '{s=$NF;for(i=NF-1;i>=1;i--)s=s FS $i;print s}' | uniq -f 9 | awk '{print $8}' | tr '\n' '+' | rev | cut -f 2- -d '+' | rev) * 1024)) + DISK_DETECTION="df" + DISK_SIZE=$(($(/bin/df -k -t ${types} | tail -n +2 | sed -E 's/\/dev\/disk([[:digit:]]*)s[[:digit:]]*/\/dev\/disk\1/g' | sort -k 1 | awk -F ' ' '{s=$NF;for(i=NF-1;i>=1;i--)s=s FS $i;print s}' | uniq -f 9 | awk '{print $8}' | tr '\n' '+' | rev | cut -f 2- -d '+' | rev) * 1024)) + fi elif [ "${KERNEL_NAME}" = FreeBSD ]; then types='ufs' @@ -411,37 +434,43 @@ CLOUD_INSTANCE_TYPE="unknown" CLOUD_INSTANCE_REGION="unknown" if [ "${VIRTUALIZATION}" != "none" ] && command -v curl > /dev/null 2>&1; then - # Try AWS IMDSv2 - if [ "${CLOUD_TYPE}" = "unknown" ]; then - AWS_IMDS_TOKEN="$(curl --fail -s -m 5 --noproxy "*" -X PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600")" - if [ -n "${AWS_IMDS_TOKEN}" ]; then - CLOUD_TYPE="AWS" - CLOUD_INSTANCE_TYPE="$(curl --fail -s -m 5 --noproxy "*" -H "X-aws-ec2-metadata-token: $AWS_IMDS_TOKEN" -v "http://169.254.169.254/latest/meta-data/instance-type" 2> /dev/null)" - CLOUD_INSTANCE_REGION="$(curl --fail -s -m 5 --noproxy "*" -H "X-aws-ec2-metadata-token: $AWS_IMDS_TOKEN" -v "http://169.254.169.254/latest/meta-data/placement/region" 2> /dev/null)" + # Returned HTTP status codes: GCP is 200, AWS is 200, DO is 404. + curl --fail -s -m 1 --noproxy "*" http://169.254.169.254 >/dev/null 2>&1 + ret=$? + # anything but operation timeout. + if [ "$ret" != 28 ]; then + # Try AWS IMDSv2 + if [ "${CLOUD_TYPE}" = "unknown" ]; then + AWS_IMDS_TOKEN="$(curl --fail -s --connect-timeout 1 -m 3 --noproxy "*" -X PUT "http://169.254.169.254/latest/api/token" -H "X-aws-ec2-metadata-token-ttl-seconds: 21600")" + if [ -n "${AWS_IMDS_TOKEN}" ]; then + CLOUD_TYPE="AWS" + CLOUD_INSTANCE_TYPE="$(curl --fail -s --connect-timeout 1 -m 3 --noproxy "*" -H "X-aws-ec2-metadata-token: $AWS_IMDS_TOKEN" -v "http://169.254.169.254/latest/meta-data/instance-type" 2>/dev/null)" + CLOUD_INSTANCE_REGION="$(curl --fail -s --connect-timeout 1 -m 3 --noproxy "*" -H "X-aws-ec2-metadata-token: $AWS_IMDS_TOKEN" -v "http://169.254.169.254/latest/meta-data/placement/region" 2>/dev/null)" + fi fi - fi - # Try GCE computeMetadata v1 - if [ "${CLOUD_TYPE}" = "unknown" ]; then - if [ -n "$(curl --fail -s -m 5 --noproxy "*" -H "Metadata-Flavor: Google" "http://metadata.google.internal/computeMetadata/v1")" ]; then - CLOUD_TYPE="GCP" - CLOUD_INSTANCE_TYPE="$(curl --fail -s -m 5 --noproxy "*" -H "Metadata-Flavor: Google" "http://metadata.google.internal/computeMetadata/v1/instance/machine-type")" - [ -n "$CLOUD_INSTANCE_TYPE" ] && CLOUD_INSTANCE_TYPE=$(basename "$CLOUD_INSTANCE_TYPE") - CLOUD_INSTANCE_REGION="$(curl --fail -s -m 5 --noproxy "*" -H "Metadata-Flavor: Google" "http://metadata.google.internal/computeMetadata/v1/instance/zone")" - [ -n "$CLOUD_INSTANCE_REGION" ] && CLOUD_INSTANCE_REGION=$(basename "$CLOUD_INSTANCE_REGION") && CLOUD_INSTANCE_REGION=${CLOUD_INSTANCE_REGION%-*} + # Try GCE computeMetadata v1 + if [ "${CLOUD_TYPE}" = "unknown" ]; then + if [ -n "$(curl --fail -s --connect-timeout 1 -m 3 --noproxy "*" -H "Metadata-Flavor: Google" "http://metadata.google.internal/computeMetadata/v1")" ]; then + CLOUD_TYPE="GCP" + CLOUD_INSTANCE_TYPE="$(curl --fail -s --connect-timeout 1 -m 3 --noproxy "*" -H "Metadata-Flavor: Google" "http://metadata.google.internal/computeMetadata/v1/instance/machine-type")" + [ -n "$CLOUD_INSTANCE_TYPE" ] && CLOUD_INSTANCE_TYPE=$(basename "$CLOUD_INSTANCE_TYPE") + CLOUD_INSTANCE_REGION="$(curl --fail -s --connect-timeout 1 -m 3 --noproxy "*" -H "Metadata-Flavor: Google" "http://metadata.google.internal/computeMetadata/v1/instance/zone")" + [ -n "$CLOUD_INSTANCE_REGION" ] && CLOUD_INSTANCE_REGION=$(basename "$CLOUD_INSTANCE_REGION") && CLOUD_INSTANCE_REGION=${CLOUD_INSTANCE_REGION%-*} + fi fi - fi - # TODO: needs to be tested in Microsoft Azure - # Try Azure IMDS - # if [ "${CLOUD_TYPE}" = "unknown" ]; then - # AZURE_IMDS_DATA="$(curl --fail -s -m 5 -H "Metadata: true" --noproxy "*" "http://169.254.169.254/metadata/instance?version=2021-10-01")" - # if [ -n "${AZURE_IMDS_DATA}" ]; then - # CLOUD_TYPE="Azure" - # CLOUD_INSTANCE_TYPE="$(curl --fail -s -m 5 -H "Metadata: true" --noproxy "*" "http://169.254.169.254/metadata/instance/compute/vmSize?version=2021-10-01&format=text")" - # CLOUD_INSTANCE_REGION="$(curl --fail -s -m 5 -H "Metadata: true" --noproxy "*" "http://169.254.169.254/metadata/instance/compute/location?version=2021-10-01&format=text")" - # fi - # fi + # TODO: needs to be tested in Microsoft Azure + # Try Azure IMDS + # if [ "${CLOUD_TYPE}" = "unknown" ]; then + # AZURE_IMDS_DATA="$(curl --fail -s -m 5 -H "Metadata: true" --noproxy "*" "http://169.254.169.254/metadata/instance?version=2021-10-01")" + # if [ -n "${AZURE_IMDS_DATA}" ]; then + # CLOUD_TYPE="Azure" + # CLOUD_INSTANCE_TYPE="$(curl --fail -s -m 5 -H "Metadata: true" --noproxy "*" "http://169.254.169.254/metadata/instance/compute/vmSize?version=2021-10-01&format=text")" + # CLOUD_INSTANCE_REGION="$(curl --fail -s -m 5 -H "Metadata: true" --noproxy "*" "http://169.254.169.254/metadata/instance/compute/location?version=2021-10-01&format=text")" + # fi + # fi + fi fi echo "NETDATA_CONTAINER_OS_NAME=${CONTAINER_NAME}" |