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add quotes to every possible problematic variable, add braces

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Signed-off-by: Nico Schottelius <nico@ikn.schottelius.org>
This commit is contained in:
Nico Schottelius 2009-07-01 22:39:42 +02:00
parent 31ef31801e
commit 5da5506c65
1 changed files with 29 additions and 34 deletions
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63
ccollect.sh
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@ -33,14 +33,14 @@ __myname=${0##*/}; __abs_myname="$__abs_mydir/$__myname"
#
# where to find our configuration and temporary file
#
CCOLLECT_CONF=${CCOLLECT_CONF:-/etc/ccollect}
CSOURCES=${CCOLLECT_CONF}/sources
CDEFAULTS=${CCOLLECT_CONF}/defaults
CCOLLECT_CONF="${CCOLLECT_CONF:-/etc/ccollect}"
CSOURCES="${CCOLLECT_CONF}/sources"
CDEFAULTS="${CCOLLECT_CONF}/defaults"
CPREEXEC="${CDEFAULTS}/pre_exec"
CPOSTEXEC="${CDEFAULTS}/post_exec"
TMP=$(mktemp "/tmp/${__myname}.XXXXXX")
VERSION=0.8
VERSION="0.8"
RELEASE="2009-XX-XX"
HALF_VERSION="ccollect ${VERSION}"
FULL_VERSION="ccollect ${VERSION} (${RELEASE})"
@ -96,8 +96,8 @@ add_name()
#
pcmd()
{
if [ "$remote_host" ]; then
ssh "$remote_host" "$@"
if [ "${remote_host}" ]; then
ssh "${remote_host}" "$@"
else
"$@"
fi
@ -232,7 +232,7 @@ fi
#
D_FILE_INTERVAL="${CDEFAULTS}/intervals/${INTERVAL}"
D_INTERVAL=$(cat "${D_FILE_INTERVAL}" 2>/dev/null)
D_INTERVAL="$(cat "${D_FILE_INTERVAL}" 2>/dev/null)"
#
@ -275,7 +275,7 @@ while [ "${i}" -lt "${no_sources}" ]; do
c_pre_exec="${backup}/pre_exec"
c_post_exec="${backup}/post_exec"
for opt in exclude verbose very_verbose rsync_options summary delete_incomplete remote_host ; do
if [ -f "${backup}/$opt" -o -f "${backup}/no_$opt" ]; then
if [ -f "${backup}/${opt}" -o -f "${backup}/no_${opt}" ]; then
eval c_$opt=\"${backup}/$opt\"
else
eval c_$opt=\"${CDEFAULTS}/$opt\"
@ -290,7 +290,7 @@ while [ "${i}" -lt "${no_sources}" ]; do
#
# Times
#
begin_s=$(date +%s)
begin_s="$(date +%s)"
_techo "Beginning to backup"
@ -309,8 +309,7 @@ while [ "${i}" -lt "${no_sources}" ]; do
fi
#
# first execute pre_exec, which may generate destination or other
# parameters
# first execute pre_exec, which may generate destination or other parameters
#
if [ -x "${c_pre_exec}" ]; then
_techo "Executing ${c_pre_exec} ..."
@ -358,18 +357,17 @@ while [ "${i}" -lt "${no_sources}" ]; do
if [ ! -f "${c_dest}" ]; then
_exit_err "Destination ${c_dest} is not a file. Skipping."
else
ddir=$(cat "${c_dest}"); ret="$?"
ddir="$(cat "${c_dest}")"; ret="$?"
if [ "${ret}" -ne 0 ]; then
_exit_err "Destination ${c_dest} is not readable. Skipping."
fi
fi
#
# do we backup to a remote host? then set pre-cmd
# Set pre-cmd, if we backup to a remote host.
#
if [ -f "${c_remote_host}" ]; then
# adjust ls and co
remote_host=$(cat "${c_remote_host}"); ret="$?"
remote_host="$(cat "${c_remote_host}")"; ret="$?"
if [ "${ret}" -ne 0 ]; then
_exit_err "Remote host file ${c_remote_host} exists, but is not readable. Skipping."
fi
@ -385,7 +383,6 @@ while [ "${i}" -lt "${no_sources}" ]; do
#
( pcmd cd "$ddir" ) || _exit_err "Cannot change to ${ddir}. Skipping."
# NEW method as of 0.6:
# - insert ccollect default parameters
# - insert options
@ -394,7 +391,6 @@ while [ "${i}" -lt "${no_sources}" ]; do
#
# rsync standard options
#
set -- "$@" "--archive" "--delete" "--numeric-ids" "--relative" \
"--delete-excluded" "--sparse"
@ -435,7 +431,7 @@ while [ "${i}" -lt "${no_sources}" ]; do
#
# Check for incomplete backups
#
pcmd ls -1 "$ddir/${INTERVAL}"*".${c_marker}" 2>/dev/null | while read marker; do
pcmd ls -1 "${ddir}/${INTERVAL}"*".${c_marker}" 2>/dev/null | while read marker; do
incomplete="$(echo ${marker} | sed "s/\\.${c_marker}\$//")"
_techo "Incomplete backup: ${incomplete}"
if [ -f "${c_delete_incomplete}" ]; then
@ -457,31 +453,30 @@ while [ "${i}" -lt "${no_sources}" ]; do
_techo "Existing backups: ${count} Total keeping backups: ${c_interval}"
if [ "${count}" -ge "${c_interval}" ]; then
substract=$((${c_interval} - 1))
remove=$((${count} - ${substract}))
substract="$((${c_interval} - 1))"
remove="$((${count} - ${substract}))"
_techo "Removing ${remove} backup(s)..."
pcmd ls -${TSORT}p1r "$ddir" | grep "^${INTERVAL}\..*/\$" | \
pcmd ls -${TSORT}p1r "${ddir}" | grep "^${INTERVAL}\..*/\$" | \
head -n "${remove}" > "${TMP}" || \
_exit_err "Listing old backups failed"
i=0
while read to_remove; do
eval remove_$i=\"${to_remove}\"
i=$(($i+1))
i="$(($i+1))"
done < "${TMP}"
j=0
while [ "$j" -lt "$i" ]; do
while [ "${j}" -lt "${i}" ]; do
eval to_remove=\"\$remove_$j\"
_techo "Removing ${to_remove} ..."
pcmd rm ${VVERBOSE} -rf "${ddir}/${to_remove}" || \
_exit_err "Removing ${to_remove} failed."
j=$(($j+1))
j="$(($j+1))"
done
fi
#
# Check for backup directory to clone from: Always clone from the latest one!
#
@ -501,7 +496,7 @@ while [ "${i}" -lt "${no_sources}" ]; do
# set time when we really begin to backup, not when we began to remove above
destination_date=$(${CDATE})
destination_date="$(${CDATE})"
destination_dir="${ddir}/${INTERVAL}.${destination_date}.$$"
destination_full="${destination}/${INTERVAL}.${destination_date}.$$"
@ -543,19 +538,19 @@ while [ "${i}" -lt "${no_sources}" ]; do
"${c_post_exec}"; ret=$?
_techo "Finished ${c_post_exec}."
if [ ${ret} -ne 0 ]; then
if [ "${ret}" -ne 0 ]; then
_exit_err "${c_post_exec} failed."
fi
fi
# Calculation
end_s=$(date +%s)
end_s="$(date +%s)"
full_seconds=$((${end_s} - ${begin_s}))
hours=$((${full_seconds} / 3600))
seconds=$((${full_seconds} - (${hours} * 3600)))
minutes=$((${seconds} / 60))
seconds=$((${seconds} - (${minutes} * 60)))
full_seconds="$((${end_s} - ${begin_s}))"
hours="$((${full_seconds} / 3600))"
seconds="$((${full_seconds} - (${hours} * 3600)))"
minutes="$((${seconds} / 60))"
seconds="$((${seconds} - (${minutes} * 60)))"
_techo "Backup lasted: ${hours}:${minutes}:${seconds} (h:m:s)"
@ -578,7 +573,7 @@ if [ -x "${CPOSTEXEC}" ]; then
"${CPOSTEXEC}"; ret=$?
_techo "Finished ${CPOSTEXEC} (return code: ${ret})."
if [ ${ret} -ne 0 ]; then
if [ "${ret}" -ne 0 ]; then
_techo "${CPOSTEXEC} failed."
fi
fi