TA-unix/bin/df.sh
Michael Erdely a24e4c8ee5
Fix OpenBSD Support and Other Bugs
Changes:

* Fix OpenBSD cpu.sh output to match others
* Fix OpenBSD df.sh output (no need for %% here)
* Do not use sudo or doas when running as root
* Use #!/usr/bin/env bash to support OpenBSD in run_nix_ta_commands
* Fix rsyslog example to trim whitespace in run_nix_ta_commands
* Add /usr/local/sbin:/usr/local/bin to PATH in run_nix_ta_commands
* Fix getting hour and minute for OpenBSD in run_nix_ta_commands
  "08" shows up to printf as octal
* Support difference in OpenBSD logger command:
  Requires modifying /etc/syslog.conf and setting facility in /etc/nix_ta.conf
2025-01-25 13:41:20 -05:00

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#!/bin/sh
# Copyright (C) 2025 Michael Erdely All Rights Reserved.
# SPDX-FileCopyrightText: 2024 Splunk, Inc.
# SPDX-License-Identifier: Apache-2.0
# shellcheck disable=SC1091
. "$(dirname "$0")"/common.sh
# jscpd:ignore-start
if [ "$KERNEL" = "Linux" ] ; then
assertHaveCommand df
CMD='df -h --output=source,fstype,size,used,avail,pcent,itotal,iused,iavail,ipcent,target'
# shellcheck disable=SC2016
BEGIN='BEGIN { OFS = "\t" }'
# shellcheck disable=SC2016
FILTER_PRE='$2=="btrfs"&&btrfs[$1]==1{next}$2=="btrfs"{btrfs[$1]=1}'
# shellcheck disable=SC2016
FILTER_POST='/(devtmpfs|tmpfs|efivars)/ {next}'
# shellcheck disable=SC2016
PRINTF='
{
if($0 ~ /^Filesystem.*/){
sub("Mounted on","MountedOn",$0);
}
match($0,/^(.*[^ ]) +([^ ]+) +([^ ]+) +([^ ]+) +([^ ]+) +([^ ]+) +([^ ]+) +([^ ]+) +([^ ]+) +([^ ]+%|-) +(.*)$/,a);
if (length(a) != 0)
{ printf "%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\n", a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9],a[10],a[11];}
}'
elif [ "$KERNEL" = "SunOS" ] ; then
assertHaveCommandGivenPath /usr/bin/df
CMD_1='eval /usr/bin/df -n ; /usr/bin/df -g'
CMD_2='/usr/bin/df -h'
# shellcheck disable=SC2016
BEGIN='BEGIN { OFS = "\t" }'
#Filters out Inode info from df -g output -> inodes = Value just before "total files" & ifree = Value just before "free files"
# shellcheck disable=SC2016
INODE_FILTER='
/^\// {key=$1}
{
for(i=1;i<=NF;i++)
{
if($i == "total" && $(i+1) == "files")
{
inodes=$(i-1)
}
if($i == "free" && $(i+1) == "files")
{
ifree=$(i-1)
}
}
}
{if(NR%5==0) sub("\\(.*\\)?", "", key); print "INODE:" key, inodes, ifree}'
CMD="${CMD_1} | ${AWK} '${INODE_FILTER}'; ${CMD_2}"
FILTER_PRE='/libc_psr/ {next}'
#Maps fsType and inode info from the output of INODE_FILTER
# shellcheck disable=SC2016
MAP_FS_TO_TYPE='/INODE:/ {MoInodes[$1] = $2; MoIFree[$1] = $3;} /: / {
for(i=1;i<=NF;i++){
if($i ~ /^\/.*/)
keyCol=i;
else if($i ~ /[a-zA-Z0-9]/)
valueCol=i;
}
if($keyCol ~ /^\/.*:/)
fsTypes[substr($keyCol,1,length($keyCol)-1)] = $valueCol;
else
fsTypes[$keyCol]=$valueCol;
}'
#Append Type and Inode headers to the main header and print respective fields from values stored in MAP_FS_TO_TYPE variables
# shellcheck disable=SC2016
PRINTF='
{
if($0 ~ /^Filesystem.*/){
for(i=1;i<=NF;i++){
if($i=="Mounted" && $(i+1)=="on"){
mountedCol=i;
sub("Mounted on","MountedOn",$0);
}
}
$(NF+1)="Type";
$(NF+1)="INodes";
$(NF+1)="IUsed";
$(NF+1)="IFree";
$(NF+1)="IUsePct";
print $0;
}
}
{
for(i=1;i<=NF;i++)
{
if($i ~ /^\/\S*/ && i==mountedCol && !(fsTypes[$mountedCol]~/(devfs|ctfs|proc|mntfs|objfs|lofs|fd|tmpfs)/) && !($0 ~ /.*\/proc.*/)){
$(NF+1)=fsTypes[$mountedCol];
$(NF+1)=MoInodes["INODE:"$mountedCol];
$(NF+1)=MoInodes["INODE:"$mountedCol]-MoIFree["INODE:"$mountedCol];
$(NF+1)=MoIFree["INODE:"$mountedCol];
if(MoInodes["INODE:"$mountedCol]>0)
{
$(NF+1)=int(((MoInodes["INODE:"$mountedCol]-MoIFree["INODE:"$mountedCol])*100)/MoInodes["INODE:"$mountedCol])"%";
}
else
{
$(NF+1)="0";
}
print $0;
}
}
}'
elif [ "$KERNEL" = "AIX" ] ; then
assertHaveCommandGivenPath /usr/bin/df
CMD='eval /usr/sysv/bin/df -n ; /usr/bin/df -kP -F %u %f %z %l %n %p %m'
# Normalize Size, Used and Avail columns
# shellcheck disable=SC2016
NORMALIZE='
function fromKB(KB) {
MB = KB/1024;
if (MB<1024) return MB "M";
GB = MB/1024;
if (GB<1024) return GB "G";
TB = GB/1024; return TB "T"
}
{
if($0 ~ /^Filesystem.*/){
for(i=1;i<=NF;i++){
if($i=="1024-blocks") {sizeCol=i; sizeFlag=1;}
if($i=="Used") {usedCol=i; usedFlag=1;}
if($i=="Available") {availCol=i; availFlag=1;}
}
}
if(!($0 ~ /^Filesystem.*/) && sizeFlag==1)
$sizeCol=fromKB($sizeCol);
if(!($0 ~ /^Filesystem.*/) && usedFlag==1)
$usedCol=fromKB($usedCol);
if(!($0 ~ /^Filesystem.*/) && availFlag==1)
$availCol=fromKB($availCol);
}'
#Maps fsType
# shellcheck disable=SC2016
MAP_FS_TO_TYPE='/: / {
for(i=1;i<=NF;i++){
if($i ~ /^\/.*/)
keyCol=i;
else if($i ~ /[a-zA-Z0-9]/)
valueCol=i;
}
if($keyCol ~ /^\/.*:/)
fsTypes[substr($keyCol,1,length($keyCol)-1)] = $valueCol;
else
fsTypes[$keyCol]=$valueCol;
}'
# shellcheck disable=SC2016
BEGIN='BEGIN { OFS = "\t" }'
# Append Type and Inode headers to the main header and print respective fields from values stored in MAP_FS_TO_TYPE variables
# shellcheck disable=SC2016
PRINTF='
{
if($0 ~ /^Filesystem.*/){
sub("%Iused","IUsePct",$0);
for(i=1;i<=NF;i++){
if($i=="Iused") iusedCol=i;
if($i=="Ifree") ifreeCol=i;
if($i=="Mounted" && $(i+1)=="on"){
mountedCol=i;
sub("Mounted on","MountedOn",$0);
}
}
$(NF+1)="Type";
$(NF+1)="INodes";
print $0;
}
}
{
for(i=1;i<=NF;i++)
{
if($i ~ /^\/\S*/ && i==mountedCol && !(fsTypes[$mountedCol]~/(devfs|ctfs|proc|mntfs|objfs|lofs|fd|tmpfs)/) && !($0 ~ /.*\/proc.*/)){
$(NF+1)=fsTypes[$mountedCol];
$(NF+1)=$iusedCol+$ifreeCol;
print $0;
}
}
}'
elif [ "$KERNEL" = "HP-UX" ] ; then
assertHaveCommand df
assertHaveCommand fstyp
CMD='df -Pk'
# shellcheck disable=SC2016
MAP_FS_TO_TYPE='{c="fstyp " $1; c | getline ft; close(c);}'
# shellcheck disable=SC2016
HEADER='Filesystem\tType\tSize\tUsed\tAvail\tUsePct\tINodes\tIUsed\tIFree\tIUsePct\tMountedOn'
# shellcheck disable=SC2016
HEADERIZE='/^Filesystem/ {print header; next}'
# shellcheck disable=SC2016
FORMAT='{size=$2; used=$3; avail=$4; usePct=$5; mountedOn=$6; $2=ft; $3=size; $4=used; $5=avail; $6=usePct; $7=mountedOn}'
# shellcheck disable=SC2016
FILTER_POST='($2 ~ /^(tmpfs)$/) {next}'
# shellcheck disable=SC2016
PRINTF='{printf "%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\n", $1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11}'
elif [ "$KERNEL" = "Darwin" ] ; then
assertHaveCommand mount
assertHaveCommand df
CMD='eval mount -t nocddafs,autofs,devfs,fdesc,nfs; df -h -T nocddafs,autofs,devfs,fdesc,nfs'
# shellcheck disable=SC2016
BEGIN='BEGIN { OFS = "\t" }'
#Maps fsType
# shellcheck disable=SC2016
MAP_FS_TO_TYPE='/ on / {
for (i = 1; i <= NF; i++) {
if ($i == "on" && $(i + 1) ~ /^\/.*/)
key=$(i+1);
if($i ~ /^\(/)
value = substr($i, 2, length($i) - 2);
}
fsTypes[key] = value;
}'
PRINTF='/^Filesystem/ {
printf "Filesystem\tType\tSize\tUsed\tAvail\tUse%%\tInodes\tIUsed\tIFree\tIUse%%\tMountedOn\n";
}
$0 !~ /^Filesystem/ && $0 !~ / on / {
printf "%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\n", $1, fsTypes[$NF], $2, $3, $4, $5, $6+$7, $6, $7, $8, $9;
}'
elif [ "$KERNEL" = "OpenBSD" ] ; then
assertHaveCommand mount
assertHaveCommand df
CMD='eval mount -t nodevfs,nonfs,noswap,nocd9660; df -ih -t nodevfs,nonfs,noswap,nocd9660'
# shellcheck disable=SC2016
BEGIN='BEGIN { OFS = "\t" }'
#Maps fsType
# shellcheck disable=SC2016
MAP_FS_TO_TYPE='/ on / {
for (i = 1; i <= NF; i++){
if ($i == "on" && $(i + 1) ~ /^\/.*/)
key = $(i + 1);
}
fsTypes[key] = $5;
}'
# Append Type and Inode headers to the main header and print respective fields from values stored in MAP_FS_TO_TYPE variables
# shellcheck disable=SC2016
PRINTF='/^Filesystem/ {
print "Filesystem\tType\tSize\tUsed\tAvail\tUse%\tInodes\tIUsed\tIFree\tIUse%\tMountedOn";
}
$0 !~ /^Filesystem/ && $0 !~ / on / {
printf "%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\t%s\n", $1, fsTypes[$NF], $2, $3, $4, $5, $6+$7, $6, $7, $8, $9;
}'
elif [ "$KERNEL" = "FreeBSD" ] ; then
assertHaveCommand mount
assertHaveCommand df
CMD='eval mount -t nodevfs,nonfs,noswap,nocd9660; df -ih -t nodevfs,nonfs,noswap,nocd9660'
# shellcheck disable=SC2016
BEGIN='BEGIN { OFS = "\t" }'
#Maps fsType
# shellcheck disable=SC2016
MAP_FS_TO_TYPE='/ on / {
for(i=1;i<=NF;i++){
if($i=="on" && $(i+1) ~ /^\/.*/)
{
key=$(i+1);
}
if($i ~ /^\(/)
value=substr($i,2,length($i)-2);
}
fsTypes[key]=value;
}'
# Append Type and Inode headers to the main header and print respective fields from values stored in MAP_FS_TO_TYPE variables
# shellcheck disable=SC2016
PRINTF='
{
if($0 ~ /^Filesystem.*/){
sub("%iused","IUsePct",$0);
for(i=1;i<=NF;i++){
if($i=="iused") iusedCol=i;
if($i=="ifree") ifreeCol=i;
if($i=="Mounted" && $(i+1)=="on"){
mountedCol=i;
sub("Mounted on","MountedOn",$0);
}
}
$(NF+1)="Type";
$(NF+1)="INodes";
print $0;
}
}
{
for(i=1;i<=NF;i++)
{
if($i ~ /^\/\S*/ && i==mountedCol){
$(NF+1)=fsTypes[$mountedCol];
$(NF+1)=$iusedCol+$ifreeCol;
print $0;
}
}
}'
fi
# jscpd:ignore-end
$CMD | tee "$TEE_DEST" | $AWK "$BEGIN $HEADERIZE $FILTER_PRE $MAP_FS_TO_TYPE $FORMAT $FILTER_POST $NORMALIZE $PRINTF" header="$HEADER"
echo "Cmd = [$CMD]; | $AWK '$BEGIN $HEADERIZE $FILTER_PRE $MAP_FS_TO_TYPE $FORMAT $FILTER_POST $NORMALIZE $PRINTF' header=\"$HEADER\"" >> "$TEE_DEST"