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Merge pull request #86 from petrkle/lock-dir-writable

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Check if directory for LOCKFILE is writable.
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Lukas Schauer
2016-01-15 23:20:28 +01:00
parent 63ab72a521 61ba0daf66
commit 788762437a
1 changed files with 2 additions and 0 deletions
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letsencrypt.sh
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@@ -77,6 +77,8 @@ init_system() {
load_config load_config
# Lockfile handling (prevents concurrent access) # Lockfile handling (prevents concurrent access)
LOCKDIR="$(dirname "${LOCKFILE}")"
[[ -w "${LOCKDIR}" ]] || _exiterr "Directory ${LOCKDIR} for LOCKFILE ${LOCKFILE} is not writable, aborting."
( set -C; date > "${LOCKFILE}" ) 2>/dev/null || _exiterr "Lock file '${LOCKFILE}' present, aborting." ( set -C; date > "${LOCKFILE}" ) 2>/dev/null || _exiterr "Lock file '${LOCKFILE}' present, aborting."
remove_lock() { rm -f "${LOCKFILE}"; } remove_lock() { rm -f "${LOCKFILE}"; }
trap 'remove_lock' EXIT trap 'remove_lock' EXIT