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Diffstat (limited to 'classes/rmc-db.bbclass')
-rw-r--r-- | classes/rmc-db.bbclass | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/classes/rmc-db.bbclass b/classes/rmc-db.bbclass new file mode 100644 index 00000000..72594d69 --- /dev/null +++ b/classes/rmc-db.bbclass @@ -0,0 +1,92 @@ +# RMC database bbclass +# provide functions to generate RMC database file on build host (native) + +DEPENDS += "rmc-native" + +# rmc_generate_db() +# $1: a list of directories. Each directory holds directories for a group of +# boards. +# $2: path_name of rmc generates database file and records +# +# WARNING: content of directory of database file will be removed. +# +# Each board directory shall contain a fingerprint file (*.fp) at least, with +# optional file blob(s) associated to the type of board. If a board directory +# has no file blob, no record is created for that board. +# +# An example of two directories each of which contains two boards for RMC: +# (All file and directory names are for illustration purpose.) +# +# dir_1/ +# board_1/ +# board_1_fingerprint.fp +# file_1.blob +# board_2/ +# board_2.fp +# dir_2/ +# board_3/ +# b3.fp +# file_1.blob +# file_2.conf +# board_4/ +# board_foo.fp +# mylib.config +# +# To generate a RMC database "rmc.db" with data of all (actually 3) of boards in +# a directory "deploy_dir": +# +# rmc_generate_db "dir_1 dir_2" "deploy_dir/rmc.db" +# +# The board_2 will be skipped. No record or any data for it is packed in +# generated database because it only contains a fingerprint file. +# + +rmc_generate_db () { + RMC_BOARD_DIRS=$1 + + if [ "$#" -ne 2 ]; then + echo "rmc_generate_db(): Wrong number of arguments: $#" + return 1 + fi + + RMC_DB_DIR=$(dirname "$2") + RMC_RECORDS="" + + rm -rf ${RMC_DB_DIR} + mkdir -p ${RMC_DB_DIR} + + # generate rmc database + for topdir in ${RMC_BOARD_DIRS}; do + # For all board dirs in a topdir: + CUR_BOARD_DIRS=$(find ${topdir}/* -type d) + for board_dir in ${CUR_BOARD_DIRS}; do + CUR_FINGERPRINT=$(find ${board_dir}/ -name "*.fp") + + # disallow a board directory without any fingerprint file in it. + if [ -z "${CUR_FINGERPRINT}" ]; then + echo "Cannot find RMC fingerprint file in ${board_dir}" + return 1 + fi + + CUR_FILES=$(find ${board_dir}/ -type f |grep -v '\.fp$' || true) + + # allow a directory only with fingerprint file. Developer may + # check in fingerprint for future use. + if [ -z "${CUR_FILES}" ]; then + continue + fi + + for fp in ${CUR_FINGERPRINT}; do + fullname=$(basename ${fp}) + CUR_TAG="${fullname%.*}" + CUR_RECORD=${RMC_DB_DIR}/${CUR_TAG}.rec + rmc -R -f ${fp} -b ${CUR_FILES} -o ${CUR_RECORD} + RMC_RECORDS="${RMC_RECORDS} ${CUR_RECORD}" + done + done + done + + if [ ! -z "${RMC_RECORDS}" ]; then + rmc -D ${RMC_RECORDS} -o "$2" + fi +} |