67 lines
1.6 KiB
Bash
Executable file
67 lines
1.6 KiB
Bash
Executable file
#!/bin/bash
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set -euo pipefail
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DEBUG=${DEBUG:-false}
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FETCH_INTERVAL=${FETCH_INTERVAL:-3600}
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REPOS=(public secret system)
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SSH_KEY=${SSH_KEY:-fafnir}
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# Print debug messages if enabled by ${DEBUG}
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function debug() {
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[[ ${DEBUG} == "false" ]] && return
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echo "$@" >&2
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}
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function join_by() {
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local d=$1
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shift
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echo -n "$1"
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shift
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printf "%s" "${@/#/$d}"
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}
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# Wrap git to work with git-dir and work-tree being in other locations
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function gwrap() {
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git --git-dir=${HOME}/.cfg/${REPO} --work-tree=${HOME} $@
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}
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# Ensure we're connected to network before acting
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if ! (ping -q -c 1 8.8.8.8 >/dev/null); then
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debug "No network connection, not checking"
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exit 0
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fi
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STAT_PARM="-c %Y"
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[[ "$(uname -s)" == "Darwin" ]] && STAT_PARM="-f %m"
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NEED_UPDATE=()
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# Check repos for updates
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for REPO in ${REPOS[@]}; do
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LAST_FETCH=0
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[ -f ~/.cfg/${REPO}/FETCH_HEAD ] && LAST_FETCH=$(stat ${STAT_PARM} ~/.cfg/${REPO}/FETCH_HEAD)
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if [ $(($(date +%s) - LAST_FETCH)) -gt ${FETCH_INTERVAL} ] ||
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[ $(wc -c ~/.cfg/${REPO}/FETCH_HEAD | cut -d' ' -f1) -eq 0 ]; then
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vault-sshadd ${SSH_KEY} 2>&1 >/dev/null || {
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echo "Unable to load key ${SSH_KEY}"
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exit 1
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}
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gwrap fetch -q origin
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fi
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LOCAL=$(gwrap rev-parse HEAD)
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REMOTE=$(gwrap rev-parse FETCH_HEAD)
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if ! [[ ${LOCAL} == "${REMOTE}" ]]; then
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NEED_UPDATE+=("'${REPO}'")
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fi
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done
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if [ ${#NEED_UPDATE[@]} -gt 0 ]; then
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echo "Config repo $(join_by ", " "${NEED_UPDATE[@]}") needs update"
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else
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if ( ${HOME}/bin/config-git-status.sh ); then
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echo "Up-to-date"
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else
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echo "Up-to-date with uncommitted changes"
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fi
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fi
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