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Make auto-update not enter infinte update loops

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This commit is contained in:
Alex Malinovich 2016-11-29 19:26:37 -08:00
commit 36559df390
1 changed files with 31 additions and 25 deletions
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48
plexupdate.sh
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@ -120,9 +120,9 @@ usage() {
echo " -P Show progressbar when downloading big files" echo " -P Show progressbar when downloading big files"
echo " -r Print download URL and exit" echo " -r Print download URL and exit"
echo " -s Auto start (needed for some distros)" echo " -s Auto start (needed for some distros)"
echo " -u Auto update plexupdate.sh before running it (experimental)" echo " -u Auto update plexupdate.sh before running it (default with installer)"
echo " -U Do not autoupdate plexupdate.sh (experimental, default)" echo " -U Do not autoupdate plexupdate.sh"
echo " -v Show additional debug information (cannot be saved or set via config)" echo " -v Show additional debug information"
echo "" echo ""
echo " Long Argument Options:" echo " Long Argument Options:"
echo " --config <path/to/config/file> Configuration file to use" echo " --config <path/to/config/file> Configuration file to use"
@ -308,40 +308,47 @@ if [ ! -z "${RELEASE}" ]; then
fi fi
if [ "${AUTOUPDATE}" = "yes" ]; then if [ "${AUTOUPDATE}" = "yes" ]; then
GIT_UPDATED=no
if ! hash git 2>/dev/null; then if ! hash git 2>/dev/null; then
error "You need to have git installed for this to work" error "You need to have git installed for this to work"
exit 1 exit 1
fi fi
pushd "$(dirname "$0")" >/dev/null pushd "$(dirname "$0")" >/dev/null
if [ ! -d .git ]; then if [ ! -d .git ]; then
error "This is not a git repository, auto update only works if you've done a git clone" error "This is not a git repository. Auto-update only works if you've done a git clone"
exit 1 exit 1
fi fi
git status | grep "git commit -a" >/dev/null 2>/dev/null
if [ $? -eq 0 ]; then if git diff --quiet; then
error "You have made changes to the script, cannot auto update" error "You have made changes to the plexupdate files, cannot auto update"
exit 1 exit 1
fi fi
info "Auto updating"
git pull >/dev/null if git fetch --quiet && git diff --quiet FETCH_HEAD; then
if [ $? -ne 0 ]; then info "Auto-updating..."
if ! git merge --quiet FETCH_HEAD; then
error 'Unable to update git, try running "git pull" manually to see what is wrong' error 'Unable to update git, try running "git pull" manually to see what is wrong'
exit 1 exit 1
fi else
info "Update complete" info "Update complete"
GIT_UPDATED=yes
fi
fi
popd >/dev/null popd >/dev/null
if ! type "$0" 2>/dev/null >/dev/null ; then if [ ! -f "$0" ]; then
if [ -f "$0" ]; then
/bin/bash "$0" -U ${ALLARGS[@]}
else
error "Unable to relaunch, couldn't find $0" error "Unable to relaunch, couldn't find $0"
exit 1 exit 1
fi elif [ "${GIT_UPDATED}" = "yes" ]; then
else [ -x "$0" ] || chmod 755 "$0"
"$0" -U ${ALLARGS[@]} "$0" ${ALLARGS[@]}
fi
exit $? exit $?
#else we now return you to your regularly scheduled programming
fi
fi fi
# Sanity check # Sanity check
@ -355,8 +362,7 @@ fi
if [ "${AUTOINSTALL}" = "yes" -o "${AUTOSTART}" = "yes" ]; then if [ "${AUTOINSTALL}" = "yes" -o "${AUTOSTART}" = "yes" ]; then
id | grep -i 'uid=0(' 2>&1 >/dev/null if [ ${EUID} -ne 0 ]; then
if [ $? -ne 0 ]; then
error "You need to be root to use AUTOINSTALL/AUTOSTART option." error "You need to be root to use AUTOINSTALL/AUTOSTART option."
exit 1 exit 1
fi fi