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new: [0km] add graphing for disk-2 data

master
Valentin Lab 1 month ago
parent
4c3daa723b
commit
5ce85841c6
1 changed files with 170 additions and 1 deletions
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      bin/0km

171
bin/0km
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@ -168,6 +168,14 @@ ssh:open-try() {
return 1 return 1
} }
rscolcat:check-install() {
type -p rscolcat >/dev/null || {
err "'rscolcat' is not installed. Please install it."
echo " sudo wget https://docker.0k.io/downloads/rscolcat-0.1.0 -O /usr/local/bin/rscolcat && " >&2
echo " sudo chmod +x /usr/local/bin/rscolcat" >&2
return 1
}
}
ssh:run() { ssh:run() {
local hostname="$1" ssh_options cmd local hostname="$1" ssh_options cmd
@ -1521,7 +1529,8 @@ cmdline.spec::cmd:vps-stats:run() {
echo "" echo ""
return 1 return 1
} >&2 } >&2
rrd_tmpdir=$(mktemp -d -t rrd.XXXXXX)
export rrd_tmpdir
export GNUTERM=qt export GNUTERM=qt
## rrdtool fetch will use comma for floating point depending on some locals ! ## rrdtool fetch will use comma for floating point depending on some locals !
export LC_ALL=C export LC_ALL=C
@ -1827,6 +1836,166 @@ graph:def:disk() {
} }
graph:def:disk-2() {
local vps="$1" i="$2"
shift 2
local opts_rrdfetch=("$@")
rrd_vps_path="$VAR_DIR/rrd/$vps"
rscolcat:check-install || return 1
folders=(
$(
cd "$rrd_vps_path/$resource/data";
find -maxdepth 2 -mindepth 2 -name "size.rrd" -type f |
sed -r 's%^./([^/]+)/[^/]+.rrd$%data/\1%g'
)
)
gnuplot_line_config=(
"set term qt $i title \"$vps $resource\" replotonresize noraise"
"set title '$vps'"
"set xdata time"
"set timefmt '%s'"
"set ylabel '${resource//_/\\_} Usage'"
"set format y '%s'"
"set ytics format '%g GiB'"
"set mouse mouseformat 6"
"set yrange [0:*] "
"set border behind"
'set key outside top right'
)
declare -A colors
colors[host/other]="#000000"
colors[docker/build_cache]="#87CEEB"
colors[docker/containers]="#0047AB"
colors[docker/images]="#00FFFF"
colors[docker/local_volumes]="#6495ED"
colors[docker/logs]="#000080"
printf "%s\n" "${gnuplot_line_config[@]}"
first=1
rrdfetch_cmd="'< rscolcat concat"
lines_def=()
legend_def=()
label="${value%:*}"
idx=1
previous_sum=0
values=(
host/other
docker/{build_cache,local_volumes,logs,containers,images}
"${folders[@]}"
)
declare -A values_colnb
for subvalue in "${values[@]}" ; do
idx=$((idx + 1))
values_colnb["$subvalue"]="$idx"
[ -e "$rrd_vps_path/$resource/$subvalue/size.rrd" ] || {
warn "No data yet for $subvalue on vps $vps, ignoring..."
continue
}
rrdfetch_cmd+=" \\"$'\n'
rrdfetch_cmd+=" <(rrdtool fetch \"$rrd_vps_path/$resource/$subvalue/size.rrd\""
rrdfetch_cmd+=" AVERAGE ${opts_rrdfetch[*]} | \\"$'\n'
rrdfetch_cmd+=" tail -n +2 | \\"$'\n'
rrdfetch_cmd+=" egrep -v \"^$\" | sed -r \"s/ -?nan/ -/g;s/^([0-9]+): /\\1 /g\")"
done
rrdfetch_cmd+="'"
rrdfetch_cmd_bash=$(eval echo "${rrdfetch_cmd}")
rrdfetch_cmd_bash=${rrdfetch_cmd_bash#< }
eval "$rrdfetch_cmd_bash" > "$rrd_tmpdir/data.txt" || return 1
first_ts=
first_ts=$(cat "$rrd_tmpdir/data.txt" | head -n 1 | cut -f 1 -d " ")
if [ -z "$first_ts" ]; then
err "No data for $resource on vps $vps, skipping..."
return 1
fi
last_ts=$(cat "$rrd_tmpdir/data.txt" | tail -n 1 | cut -f 1 -d " ")
last_valued_line=$(cat "$rrd_tmpdir/data.txt" | egrep -v '^[0-9]+( -)+' | tail -n 1) || return 1
if [[ -z "$data_start_ts" ]] || [[ "$data_start_ts" > "$first_ts" ]]; then
data_start_ts="$first_ts"
fi
if [[ -z "$data_stop_ts" ]] || [[ "$data_stop_ts" < "$last_ts" ]]; then
data_stop_ts="$last_ts"
fi
last_values=(${last_valued_line#* })
idx=0
data_sorted_values=$(
for last_value in "${last_values[@]}"; do
[[ "${values[$idx]}" != "data/"* ]] && {
idx=$((idx + 1))
continue
}
if [ "$last_value" == "-" ]; then
last_value=0
fi
printf "%s %.0f\n" "${values[$idx]}" "$last_value"
idx=$((idx + 1))
done | sort -k 2 -n | cut -f 1 -d " "
)
data_sorted_values=(${data_sorted_values})
color_step=$(( 255 / ${#data_sorted_values[@]} ))
toggle=10
for label in "${data_sorted_values[@]}"; do
if [ "$toggle" -eq 10 ]; then
toggle=240
else
toggle=10
fi
colors[$label]=$(printf "#%02x%02x%02x" "$toggle" $(( 255 - (color_step * idx) )) $(( color_step * idx)) )
idx=$((idx + 1))
done
echo "plot \\"
first=1
line_def=""
ordered_values=(
host/other
docker/{build_cache,local_volumes,logs,containers,images}
"${data_sorted_values[@]}"
)
idx=0
for subvalue in "${ordered_values[@]}" ; do
colnb="${values_colnb[$subvalue]}"
sum_str="(valid(${colnb}) ? column(${colnb}) : 0)"
line_def=""
if [ -n "$first" ]; then
current_sum+="${sum_str}"
first=
line_def="u 1:(0):(1/(1/((${current_sum})/(1024*1024)))) w filledcurves title '${subvalue//_/\\_}'"
else
echo -n ", \\"$'\n'
current_sum+=" + $sum_str"
line_def="u 1:(1/(1/((${previous_sum})/(1024*1024)))):(1/(1/((${current_sum})/(1024*1024)))) w filledcurves title '${subvalue//_/\\_}'"
fi
previous_sum="$current_sum"
if [[ -n "${colors[$subvalue]}" ]]; then
line_def+=" lc rgb '${colors[$subvalue]}'"
fi
echo -n " '$rrd_tmpdir/data.txt' ${line_def}"
done
## Add line with "available" value from host/available
echo -n ", \\"$'\n'
echo -n " '< rrdtool fetch \"$rrd_vps_path/$resource/host/available/size.rrd\""
echo -n " AVERAGE ${opts_rrdfetch[*]} | \\"$'\n'
echo -n " tail -n +2 | \\"$'\n'
echo -n " egrep -v \"^$\" | sed -r \"s/ -?nan/ -/g;s/^([0-9]+): /\\1 /g\"'"
echo -n " u 1:(\$2/(1024*1024)) w lines title 'available' lw 2 lc rgb '#FF0000'"
## Add dashed line with 75% of "available" value from host/available
echo -n ", \\"$'\n'
echo -n " '< rrdtool fetch \"$rrd_vps_path/$resource/host/available/size.rrd\""
echo -n " AVERAGE ${opts_rrdfetch[*]} | \\"$'\n'
echo -n " tail -n +2 | \\"$'\n'
echo -n " egrep -v \"^$\" | sed -r \"s/ -?nan/ -/g;s/^([0-9]+): /\\1 /g\"'"
echo -n " u 1:((3 * \$2)/(4*1024*1024)) w lines title '75% available' lw 1 dashtype 2 lc rgb '#FF0000'"
## Add dashed line with 95% of "available" value from host/available
echo -n ", \\"$'\n'
echo -n " '< rrdtool fetch \"$rrd_vps_path/$resource/host/available/size.rrd\""
echo -n " AVERAGE ${opts_rrdfetch[*]} | \\"$'\n'
echo -n " tail -n +2 | \\"$'\n'
echo -n " egrep -v \"^$\" | sed -r \"s/ -?nan/ -/g;s/^([0-9]+): /\\1 /g\"'"
echo -n " u 1:((9 * \$2)/(10*1024*1024)) w lines title '90% available' lw 2 dashtype 2 lc rgb '#FF0000'"
echo
}

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