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authorLennart Weller <lhw@ring0.de>2016-09-05 08:27:26 +0000
committerLennart Weller <lhw@ring0.de>2016-09-05 08:27:26 +0000
commit58d9525d7fcacffe52eff7282b7a888dd0dcc1d0 (patch)
tree251a805eb38d4d75b2a7f44c2cc22e7ea4849513 /plugins.d/cgroup-name.sh
parentFixes for service startup and extra config files (diff)
parentImported Upstream version 1.3.0+dfsg (diff)
downloadnetdata-58d9525d7fcacffe52eff7282b7a888dd0dcc1d0.tar.xz
netdata-58d9525d7fcacffe52eff7282b7a888dd0dcc1d0.zip
Merge tag 'upstream/1.3.0+dfsg'
Upstream version 1.3.0+dfsg
Diffstat (limited to 'plugins.d/cgroup-name.sh')
-rwxr-xr-xplugins.d/cgroup-name.sh95
1 files changed, 49 insertions, 46 deletions
diff --git a/plugins.d/cgroup-name.sh b/plugins.d/cgroup-name.sh
index 8ce64b3d7..8bfc984c2 100755
--- a/plugins.d/cgroup-name.sh
+++ b/plugins.d/cgroup-name.sh
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
export PATH="${PATH}:/sbin:/usr/sbin:/usr/local/sbin"
export LC_ALL=C
@@ -9,66 +9,69 @@ CGROUP="${1}"
NAME=
if [ -z "${CGROUP}" ]
- then
- echo >&2 "${0}: called without a cgroup name. Nothing to do."
- exit 1
+ then
+ echo >&2 "${0}: called without a cgroup name. Nothing to do."
+ exit 1
fi
if [ -f "${CONFIG}" ]
- then
- NAME="$(cat "${CONFIG}" | grep "^${CGROUP} " | sed "s/[[:space:]]\+/ /g" | cut -d ' ' -f 2)"
- if [ -z "${NAME}" ]
- then
- echo >&2 "${0}: cannot find cgroup '${CGROUP}' in '${CONFIG}'."
- fi
+ then
+ NAME="$(grep "^${CGROUP} " "${CONFIG}" | sed "s/[[:space:]]\+/ /g" | cut -d ' ' -f 2)"
+ if [ -z "${NAME}" ]
+ then
+ echo >&2 "${0}: cannot find cgroup '${CGROUP}' in '${CONFIG}'."
+ fi
#else
-# echo >&2 "${0}: configuration file '${CONFIG}' is not available."
+# echo >&2 "${0}: configuration file '${CONFIG}' is not available."
fi
function get_name_classic {
- DOCKERID=$1
- echo >&2 "Running command: docker ps --filter=id=\"${DOCKERID}\" --format=\"{{.Names}}\""
- NAME="$( docker ps --filter=id="${DOCKERID}" --format="{{.Names}}" )"
+ local DOCKERID="$1"
+ echo >&2 "Running command: docker ps --filter=id=\"${DOCKERID}\" --format=\"{{.Names}}\""
+ NAME="$( docker ps --filter=id="${DOCKERID}" --format="{{.Names}}" )"
+ return 0
}
function get_name_api {
- DOCKERID=$1
- if [ ! -S "/var/run/docker.sock" ]
- then
- echo >&2 "Can't find /var/run/docker.sock"
- return
- fi
- echo >&2 "Running API command: /containers/${DOCKERID}/json"
- JSON=$(echo -e "GET /containers/${DOCKERID}/json HTTP/1.0\r\n" | nc -U /var/run/docker.sock | egrep '^{.*')
- NAME=$(echo $JSON | jq -r .Name,.Config.Hostname | grep -v null | head -n1 | sed 's|^/||')
+ local DOCKERID="$1"
+ if [ ! -S "/var/run/docker.sock" ]
+ then
+ echo >&2 "Can't find /var/run/docker.sock"
+ return 1
+ fi
+ echo >&2 "Running API command: /containers/${DOCKERID}/json"
+ JSON=$(echo -e "GET /containers/${DOCKERID}/json HTTP/1.0\r\n" | nc -U /var/run/docker.sock | egrep '^{.*')
+ NAME=$(echo $JSON | jq -r .Name,.Config.Hostname | grep -v null | head -n1 | sed 's|^/||')
+ return 0
}
if [ -z "${NAME}" ]
- then
- if [[ "${CGROUP}" =~ ^.*docker[-/\.][a-fA-F0-9]+[-\.]?.*$ ]]
- then
- DOCKERID="$( echo "${CGROUP}" | sed "s|^.*docker[-/]\([a-fA-F0-9]\+\)[-\.]\?.*$|\1|" )"
+ then
+ if [[ "${CGROUP}" =~ ^.*docker[-_/\.][a-fA-F0-9]+[-_\.]?.*$ ]]
+ then
+ DOCKERID="$( echo "${CGROUP}" | sed "s|^.*docker[-_/]\([a-fA-F0-9]\+\)[-_\.]\?.*$|\1|" )"
+ # echo "DOCKERID=${DOCKERID}"
- if [ ! -z "${DOCKERID}" -a \( ${#DOCKERID} -eq 64 -o ${#DOCKERID} -eq 12 \) ]
- then
- if hash docker 2>/dev/null
- then
- get_name_classic $DOCKERID
- else
- get_name_api $DOCKERID
- fi
- if [ -z "${NAME}" ]
- then
- echo >&2 "Cannot find the name of docker container '${DOCKERID}'"
- NAME="${DOCKERID:0:12}"
- else
- echo >&2 "Docker container '${DOCKERID}' is named '${NAME}'"
- fi
- fi
- fi
+ if [ ! -z "${DOCKERID}" -a \( ${#DOCKERID} -eq 64 -o ${#DOCKERID} -eq 12 \) ]
+ then
+ if hash docker 2>/dev/null
+ then
+ get_name_classic $DOCKERID
+ else
+ get_name_api $DOCKERID || get_name_classic $DOCKERID
+ fi
+ if [ -z "${NAME}" ]
+ then
+ echo >&2 "Cannot find the name of docker container '${DOCKERID}'"
+ NAME="${DOCKERID:0:12}"
+ else
+ echo >&2 "Docker container '${DOCKERID}' is named '${NAME}'"
+ fi
+ fi
+ fi
- [ -z "${NAME}" ] && NAME="${CGROUP}"
- [ ${#NAME} -gt 50 ] && NAME="${NAME:0:50}"
+ [ -z "${NAME}" ] && NAME="${CGROUP}"
+ [ ${#NAME} -gt 50 ] && NAME="${NAME:0:50}"
fi
echo >&2 "${0}: cgroup '${CGROUP}' is called '${NAME}'"