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add argument checking; fix case where user doesn't have read access to directory

This commit is contained in:
Joel Beckmeyer 2021-02-03 16:22:41 -05:00
parent 69fc00861e
commit 00716fdadf
1 changed files with 13 additions and 4 deletions
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17
doasedit
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@ -1,15 +1,24 @@
#!/bin/sh
#!/bin/bash
if [ ! -z "${2}" ]; then
echo "Expected only one argument"
exit 1
elif [ -z "${1}" ]; then
echo "No file path provided"
exit 1
fi
destfile_pfx="$(cat /dev/urandom | tr -cd 'a-f0-9' | head -c 32)"
set -euo pipefail
destfile_pfx="$(cat /dev/urandom | tr -cd 'a-f0-9' | head -c 32)" || true
while [ -d "/tmp/doasedit/$destfile_pfx" ]; do
destfile_pfx="$(cat /dev/urandom | tr -cd 'a-f0-9' | head -c 32)"
done
mkdir -p /tmp/doasedit/$destfile_pfx
srcfile="$(realpath $1)"
srcfile="$(doas realpath $1)"
if [ -f "$srcfile" ]; then
if doas [ -f "$srcfile" ]; then
doas cp $srcfile /tmp/doasedit/$destfile_pfx/edit
doas chown -R $USER:$USER /tmp/doasedit/$destfile_pfx/edit
doas cp $srcfile /tmp/doasedit/$destfile_pfx/file