#!/bin/bash

# run at nice 5. it can churn quite a bit of cpu after all.
renice +5 -p $$ > /dev/null

# setup paths
SPATH="/srv/http/archweb"
ARCHES="i686 x86_64"
# having "more important repos" last should make [core] trickle to the top of
# the updates list each hour rather than being overwhelmed by big [extra] and
# [community] updates
REPOS="community-testing multilib-testing multilib community extra testing core"
LOGOUT="/tmp/archweb_update.log"

# figure out what operation to perform
cmd="$(basename $0)"
if [[ $cmd != "update-web-db" && $cmd != "update-web-files-db" ]]; then
    echo "Invalid command name '$cmd' specified!"
    exit 1
fi

echo "$cmd: Updating DB at $(date)" >> "${LOGOUT}"

## do the dirty, then output the result to a file.
cd $SPATH
for repo in ${REPOS}; do
    for arch in ${ARCHES}; do
        case "$cmd" in
            update-web-db)
                dbfile="/srv/ftp/${repo}/os/${arch}/${repo}.db.tar.gz"
                flags="" ;;
            update-web-files-db)
                dbfile="/srv/ftp/${repo}/os/${arch}/${repo}.files.tar.gz"
                flags="--filesonly" ;;
        esac
        if [[ -f $dbfile ]]; then
            echo "Updating ${repo}-${arch}" >> "${LOGOUT}"
            ./manage.py reporead ${flags} ${arch} ${dbfile} >> "${LOGOUT}" 2>&1
            echo "" >> "${LOGOUT}"
        fi
    done
done

echo "" >> "${LOGOUT}"

# rotate the file if it is getting big (> 10M), overwriting any old backup
if [[ $(stat -c%s "${LOGOUT}") -gt 10485760 ]]; then
    mv "${LOGOUT}" "${LOGOUT}.old"
fi

# vim: set ts=4 sw=4 et ft=sh: