experimental df support

1 files changed, 23 insertions, 2 deletions

diff --git a/minimunin b/minimunin
index cc173c9..561e12a 100755
--- a/minimunin
+++ b/minimunin
@@ -8,7 +8,7 @@
 
 PLUGIN_DIR=/usr/local/etc/minimunin-plugins
 CONFIG_DIR=/usr/local/etc/minimunin-configs
-BUILTIN="cpu processes load swap systat iostat uptime memory open_files"
+BUILTIN="cpu processes load swap systat df iostat uptime memory open_files"
 SYSCTL=/sbin/sysctl
 [ -f ${SYSCTL} ] || SYSCTL=/usr/sbin/sysctl
 
@@ -101,6 +101,13 @@ systat)
     set -- `get_sys vm.stats.sys.v_soft vm.stats.sys.v_intr vm.stats.sys.v_syscall vm.stats.sys.v_swtch vm.stats.vm.v_forks vm.stats.vm.v_rforks vm.stats.vm.v_vforks`
     printf "softint.value %d\nhardint.value %d\nsyscall.value %d\ncs.value %d\nforks.value %d\n" "$1" "$2" "$3" "$4" $(( ${5}+${6}+${7} ))
     ;;
+df)
+    /bin/df -P -t noprocfs,devfs,fdescfs,linprocfs,linsysfs,nfs,nullfs | /usr/bin/tail -n +2 |
+    while read fs blocks used avail cap mount; do
+        fs=`printf "%s" ${fs} | /usr/bin/tr -c '[:alnum:]' _`
+        printf "%s %d" ${fs}.value $(( used * 512 ))
+    done
+    ;;
 *)
     printf "# Unknown plugin ${_plugin}.\n"
     ;;
@@ -305,7 +312,7 @@ EOF
 ;;
 processes)
 cat <<-EOF
-graph_title Process Statistics
+        graph_title Process Statistics
         graph_args --base 1000 -l 0
         graph_vlabel number of processes
         graph_category system
@@ -317,6 +324,20 @@ graph_title Process Statistics
         processes.critical $(( `get_sys kern.maxproc` * 98 / 100 ))
 EOF
 ;;
+df)
+cat <<-EOF
+        graph_title Filesystem usage (in bytes)
+        graph_args --base 1024 --lower-limit 0
+        graph_vlabel bytes
+        graph_category disk
+        graph_total Total
+EOF
+/bin/df -P -t noprocfs,devfs,fdescfs,linprocfs,linsysfs,nfs,nullfs | /usr/bin/tail -n +2 |
+while read fs blocks used avail cap mount; do
+    fs=`printf "%s" ${fs} | /usr/bin/tr -c '[:alnum:]' _`
+    printf "%s %s" ${fs}.label ${mount}
+done
+;;
 *)
     printf "# Unknown plugin ${_plugin}.\n"
     ;;