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path: root/meta/classes/migrate_localcount.bbclass
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PRSERV_DUMPDIR ??= "${LOG_DIR}/db"
LOCALCOUNT_DUMPFILE ??= "${PRSERV_DUMPDIR}/prserv-localcount-exports.inc"

python migrate_localcount_handler () {
    import bb.event
    if not e.data:
        return

    if isinstance(e, bb.event.RecipeParsed):
        pv = e.data.getVar('PV', True)
        if not 'AUTOINC' in pv:
            return

        localcounts = bb.persist_data.persist('BB_URI_LOCALCOUNT', e.data)
        pn = e.data.getVar('PN', True)
        revs = localcounts.get_by_pattern('%%-%s_rev' % pn)
        counts = localcounts.get_by_pattern('%%-%s_count' % pn)
        if not revs or not counts:
            return

        if len(revs) != len(counts):
            bb.warn("The number of revs and localcounts don't match in %s" % pn)
            return

        version = e.data.getVar('PRAUTOINX', True)
        srcrev = bb.fetch2.get_srcrev(e.data)
        base_ver = 'AUTOINC-%s' % version[:version.find(srcrev)]
        pkgarch = e.data.getVar('PACKAGE_ARCH', True)
        value = max(int(count) for count in counts)

        if len(revs) == 1:
            if srcrev != ('AUTOINC+%s' % revs[0]):
                value += 1
        else:
            value += 1

        bb.utils.mkdirhier(e.data.getVar('PRSERV_DUMPDIR', True))
        df = e.data.getVar('LOCALCOUNT_DUMPFILE', True)
        flock = bb.utils.lockfile("%s.lock" % df)
        with open(df, 'a') as fd:
            fd.write('PRAUTO$%s$%s$%s = "%s"\n' %
                    (base_ver, pkgarch, srcrev, str(value)))
        bb.utils.unlockfile(flock)
}

addhandler migrate_localcount_handler