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Plugin lxc: use comprehensible names for variables

This commit is contained in:
Lars Kruse 2019-08-12 01:23:05 +02:00
parent 8b955667c5
commit 33b2f3ed8b

View file

@ -197,14 +197,14 @@ graph_vlabel USER_HZ
graph_category lxc
EOF
for n in $active_guests
for guest_name in $active_guests
do
for i in user system
for cpu_usage in user system
do
cat <<EOF
$(clean_fieldname "cpu_${i}__${n}").label $n: $(echo "${i:0:1}" | tr "[:lower:]" "[:upper:]")${i:1}
$(clean_fieldname "cpu_${i}__${n}").type DERIVE
$(clean_fieldname "cpu_${i}__${n}").min 0
$(clean_fieldname "cpu_${cpu_usage}__${guest_name}").label $guest_name: $(echo "${cpu_usage:0:1}" | tr "[:lower:]" "[:upper:]")${cpu_usage:1}
$(clean_fieldname "cpu_${cpu_usage}__${guest_name}").type DERIVE
$(clean_fieldname "cpu_${cpu_usage}__${guest_name}").min 0
EOF
done
done
@ -218,12 +218,12 @@ graph_vlabel nanosec
graph_category lxc
EOF
for n in $active_guests
for guest_name in $active_guests
do
cat <<EOF
$(clean_fieldname "cpu_time__${n}").label $n: CPU time
$(clean_fieldname "cpu_time__${n}").type DERIVE
$(clean_fieldname "cpu_time__${n}").min 0
$(clean_fieldname "cpu_time__${guest_name}").label $guest_name: CPU time
$(clean_fieldname "cpu_time__${guest_name}").type DERIVE
$(clean_fieldname "cpu_time__${guest_name}").min 0
EOF
done
@ -234,11 +234,11 @@ graph_title Logins
graph_category lxc
EOF
for n in $active_guests
for guest_name in $active_guests
do
cat <<EOF
$(clean_fieldname "logins__${n}").label $n: logins
$(clean_fieldname "logins__${n}").type GAUGE
$(clean_fieldname "logins__${guest_name}").label $guest_name: logins
$(clean_fieldname "logins__${guest_name}").type GAUGE
EOF
done
@ -252,30 +252,30 @@ graph_category lxc
graph_info This graph shows the traffic of active LXC containers.
EOF
for n in $active_guests
for guest_name in $active_guests
do
device=$(lxc_netdev "$n")
device=$(lxc_netdev "$guest_name")
if [ -z "$device" ]; then
continue
fi
cat <<EOF
$(clean_fieldname "net__${n}_down").label $n
$(clean_fieldname "net__${n}_down").type DERIVE
$(clean_fieldname "net__${n}_down").graph no
$(clean_fieldname "net__${n}_down").cdef $(clean_fieldname "net__${n}_down"),8,*
$(clean_fieldname "net__${n}_down").min 0
$(clean_fieldname "net__${n}_up").label $n
$(clean_fieldname "net__${n}_up").type DERIVE
$(clean_fieldname "net__${n}_up").negative $(clean_fieldname "net__${n}_down")
$(clean_fieldname "net__${n}_up").cdef $(clean_fieldname "net__${n}_up"),8,*
$(clean_fieldname "net__${n}_up").min 0
$(clean_fieldname "net__${guest_name}_down").label $guest_name
$(clean_fieldname "net__${guest_name}_down").type DERIVE
$(clean_fieldname "net__${guest_name}_down").graph no
$(clean_fieldname "net__${guest_name}_down").cdef $(clean_fieldname "net__${guest_name}_down"),8,*
$(clean_fieldname "net__${guest_name}_down").min 0
$(clean_fieldname "net__${guest_name}_up").label $guest_name
$(clean_fieldname "net__${guest_name}_up").type DERIVE
$(clean_fieldname "net__${guest_name}_up").negative $(clean_fieldname "net__${guest_name}_down")
$(clean_fieldname "net__${guest_name}_up").cdef $(clean_fieldname "net__${guest_name}_up"),8,*
$(clean_fieldname "net__${guest_name}_up").min 0
EOF
if [ -r "/sys/class/net/$device/speed" ]; then
megabit_per_second=$(cat "/sys/class/net/$device/speed")
bps=$((megabit_per_second * 1000 * 1000))
cat <<EOF
$(clean_fieldname "net__${n}_down").max $bps
$(clean_fieldname "net__${n}_up").max $bps
$(clean_fieldname "net__${guest_name}_down").max $bps
$(clean_fieldname "net__${guest_name}_up").max $bps
EOF
fi
done
@ -288,12 +288,12 @@ graph_args -l 0 --base 1000
graph_vlabel Number of processes
graph_category lxc
EOF
for n in $active_guests
for guest_name in $active_guests
do
cat <<EOF
$(clean_fieldname "lxc_proc__${n}").label $n: processes
$(clean_fieldname "lxc_proc__${n}").type GAUGE
$(clean_fieldname "lxc_proc__${n}").min 0
$(clean_fieldname "lxc_proc__${guest_name}").label $guest_name: processes
$(clean_fieldname "lxc_proc__${guest_name}").type GAUGE
$(clean_fieldname "lxc_proc__${guest_name}").min 0
EOF
done
@ -306,7 +306,7 @@ graph_vlabel byte
graph_category lxc
EOF
for n in $active_guests
for guest_name in $active_guests
do
if [ "$ram_display_stacked" != "true" ]; then
draw_style="LINE1"
@ -315,15 +315,15 @@ EOF
fi
cat <<EOF
$(clean_fieldname "mem_usage__${n}").label ${n}: Mem usage
$(clean_fieldname "mem_usage__${n}").type GAUGE
$(clean_fieldname "mem_usage__${n}").draw $draw_style
$(clean_fieldname "mem_cache__${n}").label ${n}: Cache
$(clean_fieldname "mem_cache__${n}").type GAUGE
$(clean_fieldname "mem_active__${n}").label ${n}: Active
$(clean_fieldname "mem_active__${n}").type GAUGE
$(clean_fieldname "mem_inactive__${n}").label ${n}: Inactive
$(clean_fieldname "mem_inactive__${n}").type GAUGE
$(clean_fieldname "mem_usage__${guest_name}").label ${guest_name}: Mem usage
$(clean_fieldname "mem_usage__${guest_name}").type GAUGE
$(clean_fieldname "mem_usage__${guest_name}").draw $draw_style
$(clean_fieldname "mem_cache__${guest_name}").label ${guest_name}: Cache
$(clean_fieldname "mem_cache__${guest_name}").type GAUGE
$(clean_fieldname "mem_active__${guest_name}").label ${guest_name}: Active
$(clean_fieldname "mem_active__${guest_name}").type GAUGE
$(clean_fieldname "mem_inactive__${guest_name}").label ${guest_name}: Inactive
$(clean_fieldname "mem_inactive__${guest_name}").type GAUGE
EOF
done
@ -333,30 +333,30 @@ fi
# --- DATA OUTPUT
echo "multigraph lxc_cpu"
for n in $active_guests
for guest_name in $active_guests
do
for i in user system
for cpu_usage in user system
do
echo "$(clean_fieldname "cpu_${i}__${n}").value $(lxc_cgroup -n "$n" cpuacct.stat | grep "$i" | awk '{ print $2; }')"
echo "$(clean_fieldname "cpu_${cpu_usage}__${guest_name}").value $(lxc_cgroup -n "$guest_name" cpuacct.stat | grep "$cpu_usage" | awk '{ print $2; }')"
done
done
echo "multigraph lxc_cpu_time"
for n in $active_guests
for guest_name in $active_guests
do
echo "$(clean_fieldname "cpu_time__${n}").value $(lxc_cgroup -n "$n" cpuacct.usage)"
echo "$(clean_fieldname "cpu_time__${guest_name}").value $(lxc_cgroup -n "$guest_name" cpuacct.usage)"
done
echo "multigraph lxc_logins"
for n in $active_guests
for guest_name in $active_guests
do
echo "$(clean_fieldname "logins__${n}").value $(lxc-attach -n "$n" users | wc -w)"
echo "$(clean_fieldname "logins__${guest_name}").value $(lxc-attach -n "$guest_name" users | wc -w)"
done
echo "multigraph lxc_net"
for n in $active_guests
for guest_name in $active_guests
do
device=$(lxc_netdev "$n")
device=$(lxc_netdev "$guest_name")
if [ -z "$device" ]; then
value_up="U"
value_down="U"
@ -366,24 +366,24 @@ do
fi
cat <<EOF
$(clean_fieldname "net__${n}_up").value $value_up
$(clean_fieldname "net__${n}_down").value $value_down
$(clean_fieldname "net__${guest_name}_up").value $value_up
$(clean_fieldname "net__${guest_name}_down").value $value_down
EOF
done
echo "multigraph lxc_proc"
for n in $active_guests
for guest_name in $active_guests
do
echo "$(clean_fieldname "lxc_proc__${n}").value $(lxc_count_processes "$n")"
echo "$(clean_fieldname "lxc_proc__${guest_name}").value $(lxc_count_processes "$guest_name")"
done
echo "multigraph lxc_ram"
for n in $active_guests
for guest_name in $active_guests
do
cat <<EOF
$(clean_fieldname "mem_usage__${n}").value $(lxc_cgroup -n "$n" memory.usage_in_bytes)
$(clean_fieldname "mem_cache__${n}").value $(lxc_cgroup -n "$n" memory.stat | grep total_cache | awk '{print $2;}')
$(clean_fieldname "mem_active__${n}").value $(lxc_cgroup -n "$n" memory.stat | grep total_active_anon | awk '{print $2;}')
$(clean_fieldname "mem_inactive__${n}").value $(lxc_cgroup -n "$n" memory.stat | grep total_inactive_anon | awk '{print $2;}')
$(clean_fieldname "mem_usage__${guest_name}").value $(lxc_cgroup -n "$guest_name" memory.usage_in_bytes)
$(clean_fieldname "mem_cache__${guest_name}").value $(lxc_cgroup -n "$guest_name" memory.stat | grep total_cache | awk '{print $2;}')
$(clean_fieldname "mem_active__${guest_name}").value $(lxc_cgroup -n "$guest_name" memory.stat | grep total_active_anon | awk '{print $2;}')
$(clean_fieldname "mem_inactive__${guest_name}").value $(lxc_cgroup -n "$guest_name" memory.stat | grep total_inactive_anon | awk '{print $2;}')
EOF
done