139 lines
5.4 KiB
Bash
Executable file
139 lines
5.4 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 "${SGIT+x}" ] && SGIT=git
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[ -z "${MSC_LOGDIR+x}" ] && export MSC_LOGDIR="${HOME}/logs"
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[ -z "${MSC_LOGFILE+x}" ] && export MSC_LOGFILE="${MSC_LOGDIR}/myshellconfig.log"
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#MSC_LOGDIR="./logs"
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#MSC_LOGFILE="${MSC_LOGDIR}/git.log"
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[ -d "${MSC_LOGDIR}" ] || mkdir -p "${MSC_LOGDIR}"
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[ -z "${MSC_GIT_REMOTE_NAME+x}" ] && export MSC_GIT_REMOTE_NAME=origin
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[ -z "${MSC_GIT_BRANCH+x}" ] && export MSC_GIT_BRANCH=master
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gitupdateend() {
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cat << EOF >> "${MSC_LOGFILE}"
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+-----ENDE git update repo $(date) ---------------------------------+
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EOF
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}
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ENTRY
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cat << EOF >> "${MSC_LOGFILE}"
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+-----BEGINN git update repo $(date) -------------------------------+
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EOF
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set -- $(getopt -u -o hrs --long headless,force-repo-update,force-submodules-update -- "$@" )
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while [ $# -gt 0 ]; do
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case $1 in
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-h|--headless)
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# Headless repo local
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logwarn "git remote name: ${MSC_GIT_REMOTE_NAME}"
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PRE="${MSC_GIT_REMOTE_NAME}"
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shift
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;;
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-r|--force-repo-update)
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dorepomodupdate="true"
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shift
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;;
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-s|--force-submodules-update)
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dosubmodupdate="true"
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shift
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;;
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*)
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PRE=""
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shift
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;;
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esac
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done
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# If TAG is set, checkout is always headless.
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[ -z "${MSC_GIT_TAG:+x}" ] || { export MSC_GIT_BRANCH=${MSC_GIT_TAG}; export PRE=""; }
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# Output
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#echo -n " remote: ${MSC_GIT_REMOTE_NAME}, branch: ${MSC_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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#if [ $(cat ${MSC_BASE%/}${MSC_BASE:+/}.last_update_submodules 2>/dev/null || echo 0 ) \
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[ -z "${MSC_GIT_UPD_REPO_STATFILE+x}" ] && export MSC_GIT_UPD_REPO_STATFILE="${MSC_BASE%/}${MSC_BASE:+/}.last_update_repo"
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[ -z "${MSC_GIT_UPD_SUBMOD_STATFILE+x}" ] && export MSC_GIT_UPD_SUBMOD_STATFILE="${MSC_BASE%/}${MSC_BASE:+/}.last_update_submodules"
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if [ $(stat --printf %Y ${MSC_GIT_UPD_REPO_STATFILE} 2>/dev/null || echo 0 ) \
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-lt $(date --date="${MSC_GIT_REPO_UPDATE_INTERVALL-${MSC_GIT_REPO_UPDATE_INTERVALL_DEFAULT}} hours ago" "+%s") \
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-a ${MSC_GIT_REPO_UPDATE-${MSC_GIT_REPO_UPDATE_DEFAULT-true}} ]; then
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[ -z "${dorepoupdate+x}" ] && dorepoupdate="true"
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fi
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if [ $(stat --printf %Y ${MSC_GIT_UPD_SUBMOD_STATFILE} 2>/dev/null || echo 0 ) \
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-lt $(date --date="${MSC_GIT_SUBMODULES_UPDATE_INTERVALL-${MSC_GIT_SUBMODULES_UPDATE_INTERVALL_DEFAULT}} hours ago" "+%s") \
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-a ${MSC_GIT_SUBMODULES_UPDATE-${MSC_GIT_SUBMODULES_UPDATE_DEFAULT-true}} ]; then
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[ -z "${dosubmodupdate+x}" ] && dosubmodupdate="true"
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fi
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#echo $SGIT fetch ${MSC_GIT_REMOTE_NAME} -p 1>&2
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if $dorepoupdate; then
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loginfo "fetch repo${dosubmodupdate:+ and submodules}"
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$SGIT fetch ${dosubmodupdate:+--recurse-submodules} ${MSC_GIT_REMOTE_NAME} -p 2>>"${MSC_LOGFILE}"|| { logwarn fetch failed; gitupdateend; exit 1; }
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if ${dosubmodupdate:-false}; then
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lastupdatesubmodules
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fi
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echo "Check for local changes:" >> "${MSC_LOGFILE}"
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if $SGIT diff-index --ignore-submodules --exit-code HEAD -- >> "${MSC_LOGFILE}" ; then
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cat << EOF >> "${MSC_LOGFILE}"
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no changes in local repo
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$SGIT checkout repo ${PRE}${PRE:+/}${MSC_GIT_BRANCH}
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EOF
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$SGIT checkout ${PRE}${PRE:+/}${MSC_GIT_BRANCH} 1>>"${MSC_LOGFILE}" 2>>"${MSC_LOGFILE}"|| { gitupdateend; exit 2; }
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$SGIT merge FETCH_HEAD 1>>"${MSC_LOGFILE}" 2>>"${MSC_LOGFILE}"|| { gitupdateend; exit 3; }
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touch $MSC_GIT_UPD_REPO_STATFILE
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else
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logwarn -n " Lokale Änderungen festgestellt:"
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echo " Siehe Logfile ${MSC_LOGFILE}" >&2
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cat << EOF >> "${MSC_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, $6}')
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$($SGIT diff-index -p HEAD --)
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EOF
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gitupdateend
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exit 4
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fi
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loginfo "repo${dosubmodupdate:+ and submodules} synced"
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if ${dosubmodupdate:-false}; then
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loginfo "update and commit submodules"
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logdebug "$($SGIT submodule update --remote)"
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logdebug "$($SGIT commit -a -m 'update submodules')"
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touch $MSC_GIT_UPD_SUBMOD_STATFILE
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logwarn "submodules synced"
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fi
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fi
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EXIT
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exit $rc
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