fluxplug: sanitize the way path are obtained

Signed-off-by: Nagy Károly Gábriel <k@jpi.io>

master

@@ -10,8 +10,8 @@ CHRONY="/usr/bin/chronyc -nc tracking"
 z=$(basename $0)
 IAM="${z%.*}"
 
-tmpfile="$HOME"/tmp/"$IAM"
-datafile="$HOME"/data/"$IAM"
+tmpfile="$FLUXPLUGHOME"/tmp/"$IAM"
+datafile="$FLUXPLUGHOME"/data/"$IAM"
 
 MAXLINES=10
 

plugins-available/chrony.sh

@@ -1,9 +1,12 @@
 #!/bin/sh
 
 set -o noclobber
-
-HOME=$(dirname $0)
-. "$HOME"/master
+old=$PWD
+cd $(dirname $(readlink -f "$0"))
+cd ../
+FLUXPLUGHOME=$PWD
+. "$FLUXPLUGHOME"/master
+cd $old
 
 LINE=$($CHRONY | "$AWK" -F"," -v myhost="$myhost" -v time=`date -u +%s%N` '{printf "chrony,host=%s,reference_id=%s,stratum=%si,leap_status=%s system_time=%s,last_offset=%s,rms_offset=%s,frequency=%s,residual_frequency=%s,skew=%s,root_delay=%s,root_dispersion=%s,update_interval=%s  %s\n",myhost,$2,$3,$13,$4,$5,$6,$7,$8,$9,$10,$11,$12,time}')
 

plugins-available/disks.sh

@@ -1,9 +1,12 @@
 #!/bin/sh
 
 set -o noclobber
-
-HOME=$(dirname $0)
-. "$HOME"/master
+old=$PWD
+cd $(dirname $(readlink -f "$0")
+cd ../
+FLUXPLUGHOME=$PWD
+. "$FLUXPLUGHOME"/master
+cd $old
 
 LINE=$($DF | $SED | "$AWK" -v myhost="$myhost" -v time=`date -u +%s%N` '{sub(/\%$/,"",$5);printf "disks,host=%s,disk=%s total=%s,available=%s,used=%s,percent=%s %s\n",myhost,$1,$2,$4,$3,$5,time}')
 

plugins-available/loadavg.sh

@@ -1,9 +1,12 @@
 #!/bin/sh
 
 set -o noclobber
-
-HOME=$(dirname $0)
-. "$HOME"/master
+old=$PWD
+cd $(dirname $(readlink -f "$0"))
+cd ../
+FLUXPLUGHOME=$PWD
+. "$FLUXPLUGHOME"/master
+cd $old
 
 LINE=$("$AWK" -v myhost="$myhost" -v time=`date -u +%s%N` '{load1=$1; load5=$2; load15=$3 } END {printf "loadavg,host=%s load_1=%s,load_5=%s,load_15=%s %s\n",myhost,load1,load5,load15,time}' /proc/loadavg )
 

plugins-available/meminfo.sh

@@ -1,9 +1,12 @@
 #!/bin/sh
 
 set -o noclobber
-
-HOME=$(dirname $0)
-. "$HOME"/master
+old=$PWD
+cd $(dirname $(readlink -f "$0"))
+cd ../
+FLUXPLUGHOME=$PWD
+. "$FLUXPLUGHOME"/master
+cd $old
 
 LINE=$("$AWK" -v myhost="$myhost" -v time=`date -u +%s%N` '{if ($1 ~/MemTotal:/) memtotal=$2; if ($1 ~/MemFree:/) memfree=$2; if ($1 ~/MemAvailable:/) memavailable=$2} END {if ( memtotal && memfree && memavailable ) printf "meminfo,host=%s mem_total=%si,mem_free=%si,mem_available=%si %s\n",myhost,memtotal,memfree,memavailable,time}' /proc/meminfo)
 

plugins-available/packs.sh

@@ -1,9 +1,12 @@
 #!/bin/sh
 
 set -o noclobber
-
-HOME=$(dirname $0)
-. "$HOME"/master
+old=$PWD
+cd $(dirname $(readlink -f "$0"))
+cd ../
+FLUXPLUGHOME=$PWD
+. "$FLUXPLUGHOME"/master
+cd $old
 
 LINE=$("$APT" | "$AWK" -v myhost="$myhost" -v time=`date -u +%s%N`  '{if ($1~/^Inst/) counter=counter+1} END {if (counter) printf "packages,host=%s packs=%si %s\n",myhost,counter,time}')