109 lines
4.6 KiB
Bash
Executable file
109 lines
4.6 KiB
Bash
Executable file
#!/bin/bash
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#################################################################################################
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# title :git-myshellconfig-checkout #
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# description :checkout git detached HEAD #
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# author :Jakobus Schürz #
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# changes by :Jakobus Schürz #
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# created :17.01.2019 #
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# updated :28.10.2020 #
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# version :2.0 #
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# usage :git myshellconfig-checkout [-h] #
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# notes : #
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#################################################################################################
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[ -z "${SGIT+x}" ] && SGIT=git
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[ -z "${MYSHELLCONFIG_LOGDIR+x}" ] && export MYSHELLCONFIG_LOGDIR="${HOME}/logs"
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[ -z "${MYSHELLCONFIG_LOGFILE+x}" ] && export MYSHELLCONFIG_LOGFILE="${MYSHELLCONFIG_LOGDIR}/myshellconfig.log"
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#MYSHELLCONFIG_LOGDIR="./logs"
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#MYSHELLCONFIG_LOGFILE="${MYSHELLCONFIG_LOGDIR}/git.log"
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[ -d "${MYSHELLCONFIG_LOGDIR}" ] || mkdir -p "${MYSHELLCONFIG_LOGDIR}"
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[ -z "${MYSHELLCONFIG_GIT_REMOTE_NAME+x}" ] && export MYSHELLCONFIG_GIT_REMOTE_NAME=origin
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[ -z "${MYSHELLCONFIG_GIT_BRANCH+x}" ] && export MYSHELLCONFIG_GIT_BRANCH=master
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gitupdateend() {
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cat << EOF >> "${MYSHELLCONFIG_LOGFILE}"
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+-----ENDE git update repo $(date) ---------------------------------+
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EOF
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}
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ENTRY
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cat << EOF >> "${MYSHELLCONFIG_LOGFILE}"
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+-----BEGINN git update repo $(date) -------------------------------+
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EOF
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case $1 in
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-h)
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# Headless repo local
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PRE="${MYSHELLCONFIG_GIT_REMOTE_NAME}"
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;;
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-s)
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GIT_FETCH_OPTIONS="--recurse-submodules"
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;;
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*)
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PRE=""
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;;
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esac
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# If TAG is set, checkout is always headless.
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[ -z "${MYSHELLCONFIG_GIT_TAG:+x}" ] || { export MYSHELLCONFIG_GIT_BRANCH=${MYSHELLCONFIG_GIT_TAG}; export PRE=""; }
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# Output
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#echo -n " remote: ${MYSHELLCONFIG_GIT_REMOTE_NAME}, branch: ${MYSHELLCONFIG_GIT_BRANCH}: "
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# Check for updates in submodules only if last check was INTERVALL hours in the past
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updated=$(cat ${MYSHELLCONFIG_BASE%/}${MYSHELLCONFIG_BASE:+/}.last_update_submodules 2>/dev/null || echo 0 )
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if [ $updated -lt $(date --date="${MYSHELLCONFIG_GIT_SUBMODULES_UPDATE_INTERVALL} hours ago" "+%s") ]; then
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GIT_FETCH_OPTIONS="--recurse-submodules"
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fi
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#echo $SGIT fetch ${MYSHELLCONFIG_GIT_REMOTE_NAME} -p 1>&2
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$SGIT fetch ${GIT_FETCH_OPTIONS} ${MYSHELLCONFIG_GIT_REMOTE_NAME} -p 2>>"${MYSHELLCONFIG_LOGFILE}"|| { logwarn fetch failed; gitupdateend; exit 1; }
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echo "Check for local changes:" >> "${MYSHELLCONFIG_LOGFILE}"
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if $SGIT diff-index --ignore-submodules --exit-code HEAD -- >> "${MYSHELLCONFIG_LOGFILE}" ; then
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cat << EOF >> "${MYSHELLCONFIG_LOGFILE}"
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no changes in local repo
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$SGIT checkout repo ${PRE}${PRE:+/}${MYSHELLCONFIG_GIT_BRANCH}
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EOF
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$SGIT checkout ${PRE}${PRE:+/}${MYSHELLCONFIG_GIT_BRANCH} 1>>"${MYSHELLCONFIG_LOGFILE}" 2>>"${MYSHELLCONFIG_LOGFILE}"|| { gitupdateend; exit 2; }
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$SGIT merge FETCH_HEAD 1>>"${MYSHELLCONFIG_LOGFILE}" 2>>"${MYSHELLCONFIG_LOGFILE}"|| { gitupdateend; exit 3; }
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else
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logwarn -n " Lokale Änderungen festgestellt:"
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echo " Siehe Logfile ${MYSHELLCONFIG_LOGFILE}" >&2
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cat << EOF >> "${MYSHELLCONFIG_LOGFILE}"
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um die Änderung zurückzusetzen bitte
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$SGIT checkout \$FILENAME
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oder um alle lokalen Änderungen auf einmal zurückzusetzen:
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$SGIT checkout .
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ausführen
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Die Änderungen sind:
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$($SGIT diff-index HEAD --|awk '{print $5, $6}')
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$($SGIT diff-index -p HEAD --)
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EOF
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gitupdateend
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exit 4
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fi
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if ${MYSHELLCONFIG_GIT_SUBMODULES_UPDATE-${MYSHELLCONFIG_GIT_SUBMODULES_UPDATE_DEFAULT-true}}; then
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if [ $updated -lt $(date --date="${MYSHELLCONFIG_GIT_SUBMODULES_UPDATE_INTERVALL} hours ago" "+%s") ]; then
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logdebug "$($SGIT submodule update --remote)"
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logdebug "$($SGIT commit -a -m 'update submodules')"
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date "+%s" > ${MYSHELLCONFIG_BASE%/}${MYSHELLCONFIG_BASE:+/}.last_update_submodules
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fi
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else
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loginfo -n ", submodules not synced"
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logdebug "Do not update submodules. It's denied by environment MYSHELLCONFIG_GIT_UPDATE_SUBMODULES: ${MYSHELLCONFIG_GIT_SUBMODULES_UPDATE-${MYSHELLCONFIG_GIT_SUBMODULES_UPDATE_DEFAULT-true}}"
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fi
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EXIT
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exit $rc
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