summaryrefslogtreecommitdiffstats
path: root/collectors/cgroups.plugin/cgroup-name.sh
diff options
context:
space:
mode:
Diffstat (limited to 'collectors/cgroups.plugin/cgroup-name.sh')
-rw-r--r--collectors/cgroups.plugin/cgroup-name.sh218
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 5c033ca32..000000000
--- 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}
-