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Diffstat (limited to 'collectors/cgroups.plugin/cgroup-name.sh')
| -rw-r--r-- | collectors/cgroups.plugin/cgroup-name.sh | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/collectors/cgroups.plugin/cgroup-name.sh b/collectors/cgroups.plugin/cgroup-name.sh deleted file mode 100644 index 5c033ca3..00000000 --- a/collectors/cgroups.plugin/cgroup-name.sh +++ /dev/null @@ -1,218 +0,0 @@ -#!/usr/bin/env bash -#shellcheck disable=SC2001 - -# netdata -# real-time performance and health monitoring, done right! -# (C) 2016 Costa Tsaousis <costa@tsaousis.gr> -# SPDX-License-Identifier: GPL-3.0-or-later -# -# Script to find a better name for cgroups -# - -export PATH="${PATH}:/sbin:/usr/sbin:/usr/local/sbin" -export LC_ALL=C - -# ----------------------------------------------------------------------------- - -PROGRAM_NAME="$(basename "${0}")" - -logdate() { - date "+%Y-%m-%d %H:%M:%S" -} - -log() { - local status="${1}" - shift - - echo >&2 "$(logdate): ${PROGRAM_NAME}: ${status}: ${*}" - -} - -warning() { - log WARNING "${@}" -} - -error() { - log ERROR "${@}" -} - -info() { - log INFO "${@}" -} - -fatal() { - log FATAL "${@}" - exit 1 -} - -function docker_get_name_classic() { - local id="${1}" - info "Running command: docker ps --filter=id=\"${id}\" --format=\"{{.Names}}\"" - NAME="$(docker ps --filter=id="${id}" --format="{{.Names}}")" - return 0 -} - -function docker_get_name_api() { - local path="/containers/${1}/json" - if [ -z "${DOCKER_HOST}" ]; then - warning "No DOCKER_HOST is set" - return 1 - fi - if ! command -v jq >/dev/null 2>&1; then - warning "Can't find jq command line tool. jq is required for netdata to retrieve docker container name using ${DOCKER_HOST} API, falling back to docker ps" - return 1 - fi - if [ -S "${DOCKER_HOST}" ]; then - info "Running API command: curl --unix-socket ${DOCKER_HOST} http://localhost${path}" - JSON=$(curl -sS --unix-socket "${DOCKER_HOST}" "http://localhost${path}") - elif [ "${DOCKER_HOST}" == "/var/run/docker.sock" ]; then - warning "Docker socket was not found at ${DOCKER_HOST}" - return 1 - else - info "Running API command: curl ${DOCKER_HOST}${path}" - JSON=$(curl -sS "${DOCKER_HOST}${path}") - fi - NAME=$(echo "$JSON" | jq -r .Name,.Config.Hostname | grep -v null | head -n1 | sed 's|^/||') - return 0 -} - -function k8s_get_name() { - # Take the last part of the delimited path identifier (expecting either _ or / as a delimiter). - local id="${1##*_}" - if [ "${id}" == "${1}" ]; then - id="${1##*/}" - fi - KUBE_TOKEN="$(</var/run/secrets/kubernetes.io/serviceaccount/token)" - if command -v jq >/dev/null 2>&1; then - NAME="$( - curl -sSk -H "Authorization: Bearer $KUBE_TOKEN" "https://$KUBERNETES_SERVICE_HOST:$KUBERNETES_PORT_443_TCP_PORT/api/v1/pods" | - jq -r '.items[] | "k8s_\(.metadata.namespace)_\(.metadata.name)_\(.metadata.uid)_\(.status.containerStatuses[0].name) \(.status.containerStatuses[0].containerID)"' | - grep "$id" | - cut -d' ' -f1 - )" - else - warning "jq command not available, k8s_get_name() cannot execute. Please install jq should you wish for k8s to be fully functional" - fi - - if [ -z "${NAME}" ]; then - warning "cannot find the name of k8s pod with containerID '${id}'. Setting name to ${id} and disabling it" - NAME="${id}" - NAME_NOT_FOUND=3 - else - info "k8s containerID '${id}' has chart name (namespace_podname_poduid_containername) '${NAME}'" - fi -} - -function docker_get_name() { - local id="${1}" - if hash docker 2>/dev/null; then - docker_get_name_classic "${id}" - else - docker_get_name_api "${id}" || docker_get_name_classic "${id}" - fi - if [ -z "${NAME}" ]; then - warning "cannot find the name of docker container '${id}'" - NAME_NOT_FOUND=2 - NAME="${id:0:12}" - else - info "docker container '${id}' is named '${NAME}'" - fi -} - -function docker_validate_id() { - local id="${1}" - if [ -n "${id}" ] && { [ ${#id} -eq 64 ] || [ ${#id} -eq 12 ]; }; then - docker_get_name "${id}" - else - error "a docker id cannot be extracted from docker cgroup '${CGROUP}'." - fi -} - - -# ----------------------------------------------------------------------------- - -[ -z "${NETDATA_USER_CONFIG_DIR}" ] && NETDATA_USER_CONFIG_DIR="/etc/netdata" -[ -z "${NETDATA_STOCK_CONFIG_DIR}" ] && NETDATA_STOCK_CONFIG_DIR="/usr/lib/netdata/conf.d" - -DOCKER_HOST="${DOCKER_HOST:=/var/run/docker.sock}" -CGROUP="${1}" -NAME_NOT_FOUND=0 -NAME= - -# ----------------------------------------------------------------------------- - -if [ -z "${CGROUP}" ]; then - fatal "called without a cgroup name. Nothing to do." -fi - -for CONFIG in "${NETDATA_USER_CONFIG_DIR}/cgroups-names.conf" "${NETDATA_STOCK_CONFIG_DIR}/cgroups-names.conf"; do - if [ -f "${CONFIG}" ]; then - NAME="$(grep "^${CGROUP} " "${CONFIG}" | sed 's/[[:space:]]\+/ /g' | cut -d ' ' -f 2)" - if [ -z "${NAME}" ]; then - info "cannot find cgroup '${CGROUP}' in '${CONFIG}'." - else - break - fi - #else - # info "configuration file '${CONFIG}' is not available." - fi -done - -if [ -z "${NAME}" ] && [ -n "${KUBERNETES_SERVICE_HOST}" ] && [ -n "${KUBERNETES_PORT_443_TCP_PORT}" ] && [[ ${CGROUP} =~ ^.*kubepods.* ]]; then - k8s_get_name "${CGROUP}" -fi - -if [ -z "${NAME}" ]; then - if [[ ${CGROUP} =~ ^.*docker[-_/\.][a-fA-F0-9]+[-_\.]?.*$ ]]; then - # docker containers - #shellcheck disable=SC1117 - DOCKERID="$(echo "${CGROUP}" | sed "s|^.*docker[-_/]\([a-fA-F0-9]\+\)[-_\.]\?.*$|\1|")" - docker_validate_id "${DOCKERID}" - elif [[ ${CGROUP} =~ ^.*ecs[-_/\.][a-fA-F0-9]+[-_\.]?.*$ ]]; then - # ECS - #shellcheck disable=SC1117 - DOCKERID="$(echo "${CGROUP}" | sed "s|^.*ecs[-_/].*[-_/]\([a-fA-F0-9]\+\)[-_\.]\?.*$|\1|")" - docker_validate_id "${DOCKERID}" - - elif [[ ${CGROUP} =~ machine.slice[_/].*\.service ]]; then - # systemd-nspawn - NAME="$(echo "${CGROUP}" | sed 's/.*machine.slice[_\/]\(.*\)\.service/\1/g')" - - elif [[ ${CGROUP} =~ machine.slice_machine.*-qemu ]]; then - # libvirtd / qemu virtual machines - # NAME="$(echo ${CGROUP} | sed 's/machine.slice_machine.*-qemu//; s/\/x2d//; s/\/x2d/\-/g; s/\.scope//g')" - NAME="qemu_$(echo "${CGROUP}" | sed 's/machine.slice_machine.*-qemu//; s/\/x2d[[:digit:]]*//; s/\/x2d//g; s/\.scope//g')" - - elif [[ ${CGROUP} =~ machine_.*\.libvirt-qemu ]]; then - # libvirtd / qemu virtual machines - NAME="qemu_$(echo "${CGROUP}" | sed 's/^machine_//; s/\.libvirt-qemu$//; s/-/_/;')" - - elif [[ ${CGROUP} =~ qemu.slice_([0-9]+).scope && -d /etc/pve ]]; then - # Proxmox VMs - - FILENAME="/etc/pve/qemu-server/${BASH_REMATCH[1]}.conf" - if [[ -f $FILENAME && -r $FILENAME ]]; then - NAME="qemu_$(grep -e '^name: ' "/etc/pve/qemu-server/${BASH_REMATCH[1]}.conf" | head -1 | sed -rn 's|\s*name\s*:\s*(.*)?$|\1|p')" - else - error "proxmox config file missing ${FILENAME} or netdata does not have read access. Please ensure netdata is a member of www-data group." - fi - elif [[ ${CGROUP} =~ lxc_([0-9]+) && -d /etc/pve ]]; then - # Proxmox Containers (LXC) - - FILENAME="/etc/pve/lxc/${BASH_REMATCH[1]}.conf" - if [[ -f ${FILENAME} && -r ${FILENAME} ]]; then - NAME=$(grep -e '^hostname: ' "/etc/pve/lxc/${BASH_REMATCH[1]}.conf" | head -1 | sed -rn 's|\s*hostname\s*:\s*(.*)?$|\1|p') - else - error "proxmox config file missing ${FILENAME} or netdata does not have read access. Please ensure netdata is a member of www-data group." - fi - fi - - [ -z "${NAME}" ] && NAME="${CGROUP}" - [ ${#NAME} -gt 100 ] && NAME="${NAME:0:100}" -fi - -info "cgroup '${CGROUP}' is called '${NAME}'" -echo "${NAME}" - -exit ${NAME_NOT_FOUND} - |