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[netdata.git] / plugins.d / cgroup-name.sh

diff --git a/plugins.d/cgroup-name.sh b/plugins.d/cgroup-name.sh
index 3cd3cfab5e51a38c26c148dc20cc8aa360d7c6fd..90611905ceda43828ef218cf8134181811f054a8 100755 (executable)
--- a/plugins.d/cgroup-name.sh
+++ b/plugins.d/cgroup-name.sh
@@ -9,66 +9,66 @@ 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="$(cat "${CONFIG}" | grep "^${CGROUP} " | sed "s/[[:space:]]\+/ /g" | cut -d ' ' -f 2)"
+    if [ -z "${NAME}" ]
+        then
+        echo >&2 "${0}: cannot find cgroup '${CGROUP}' in '${CONFIG}'."
+    fi
 #else
-#      echo >&2 "${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}}" )"
+    DOCKERID=$1
+    echo >&2 "Running command: docker ps --filter=id=\"${DOCKERID}\" --format=\"{{.Names}}\""
+    NAME="$( docker ps --filter=id="${DOCKERID}" --format="{{.Names}}" )"
 }
 
 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|^/||')
+    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|^/||')
 }
 
 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|" )"
 
-               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 $DOCKERID
+            fi
+            if [ -z "${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}'"