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Merge pull request #108 from candlerb/candlerb/node_os_info
Add node_os_info.sh collector
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| @@ -0,0 +1,58 @@ | ||
| #!/bin/sh -e | ||
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| # Generate node_os_info and node_os_version metrics on legacy systems | ||
| # which are not handled by node_exporter's own collector | ||
| # (e.g. CentOS 6) | ||
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| [ -f /etc/os-release ] && exit 0 | ||
| [ -f /usr/lib/os-release ] && exit 0 | ||
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| ID="" | ||
| ID_LIKE="" | ||
| NAME="" | ||
| PRETTY_NAME="" | ||
| VERSION="" | ||
| VERSION_CODENAME="" | ||
| VERSION_ID="" | ||
| VERSION_METRIC="" | ||
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| if [ -f /etc/redhat-release ]; then | ||
| # CentOS release 6.10 (Final) | ||
| PRETTY_NAME="$(cat /etc/redhat-release)" | ||
| if [ -f /etc/centos-release ]; then | ||
| ID="centos" | ||
| elif [ -f /etc/oracle-release ]; then | ||
| ID="ol" | ||
| fi | ||
| ID_LIKE="rhel fedora" | ||
| NAME="$(expr "$PRETTY_NAME" : '\([^ ]*\)')" || true | ||
| VERSION="$(expr "$PRETTY_NAME" : '.* \([0-9].*\)')" || true | ||
| VERSION_ID="$(expr "$PRETTY_NAME" : '.* \([0-9][0-9.]*\)')" || true | ||
| # metric cannot distinguish 6.1 from 6.10, so only keep the integer part | ||
| VERSION_METRIC="$(expr "$VERSION_ID" : '\([0-9]*\)')" || true | ||
| elif [ -f /etc/lsb-release ]; then | ||
| # DISTRIB_ID=Ubuntu | ||
| # DISTRIB_RELEASE=12.04 | ||
| # DISTRIB_CODENAME=precise | ||
| # DISTRIB_DESCRIPTION="Ubuntu 12.04 LTS" | ||
| # Beware, old versions of CentOS with package "redhat-lsb-core" look like this instead: | ||
| # LSB_VERSION=base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch | ||
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| # shellcheck disable=SC1091 | ||
| . /etc/lsb-release | ||
| ID="$(echo "${DISTRIB_ID}" | tr '[:upper:]' '[:lower:]')" | ||
| NAME="${DISTRIB_ID}" | ||
| PRETTY_NAME="${DISTRIB_DESCRIPTION}" | ||
| VERSION="${DISTRIB_RELEASE} (${DISTRIB_CODENAME})" | ||
| VERSION_CODENAME="${DISTRIB_CODENAME}" | ||
| VERSION_ID="${DISTRIB_RELEASE}" | ||
| # 12.04.1 -> 12.04 | ||
| VERSION_METRIC="$(expr "$VERSION_ID" : '\([0-9]*\|[0-9]*\.[0-9]*\)')" || true | ||
| fi | ||
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| [ "$VERSION_METRIC" = "" ] && VERSION_METRIC="0" | ||
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| cat <<EOS | ||
| node_os_info{id="$ID",id_like="$ID_LIKE",name="$NAME",pretty_name="$PRETTY_NAME",version="$VERSION",version_codename="$VERSION_CODENAME",version_id="$VERSION_ID"} 1 | ||
| node_os_version{id="$ID",id_like="$ID_LIKE",name="$NAME"} $VERSION_METRIC | ||
| EOS |