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sqg: Parallelize building for selected packages

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Signed-off-by: Marcel Saegebarth <marcel.saegebarth@fairmas.com>
This commit is contained in:
Marcel Saegebarth 2017-06-14 13:57:48 +02:00 committed by Willy Sudiarto Raharjo
parent 3b900ef977
commit 36bfb42170
2 changed files with 58 additions and 15 deletions
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40
src/usr/libexec/sbopkg/sqg/functions
View file

@ -1,8 +1,16 @@
#!/bin/sh
# use filesystem for caching SlackBuilds
#
# Use file system for caching SlackBuilds.
#
SQG_TMP_DIR=${SQG_TMP_DIR:-/tmp/sqg}
#
# Sanity checks:
# - sbopkg.conf is available
# - slackbuilds.org was synced with `rsync` or `git`
# - directory checks
#
sanity_checks () {
if [ ! -e "$SBOPKG_CONF" ]; then
echo "$SBOPKG_CONF not found."
@ -29,6 +37,9 @@ sanity_checks () {
mkdir -p "$SQG_TMP_DIR"
}
#
# Returns 1 if GNU Parallel is installed. Otherwise 0.
#
has_parallel () {
parallel --help &> /dev/null
if [ $? -eq 0 ]; then
@ -38,11 +49,14 @@ has_parallel () {
return 0
}
#
# Prints the help message.
#
usage () {
local SCRIPT="$1"
cat << EOF
Usage: $SCRIPT -p <packagename(s)> | -a [-j]
Usage: $SCRIPT -p <packagename(s)> [-j #] | -a [-j #]
Options are:
-p package(s) Creates queuefile(s) for individual package(s).
Multiple packages can be passed with quotes,
@ -63,6 +77,11 @@ EOF
exit
}
#
# Parses and validates the amount of parallel processes defined by option -j.
# Returns the amount of jobs if value is an unsigned integer.
# Otherwise exits with code 1.
#
get_jobs () {
local JOBS=${1:-1}
@ -76,6 +95,13 @@ get_jobs () {
return $JOBS
}
#
# Tries to find the dependency listed in the SlackBuilds .info file and writes
# the path into a temporary file. If the package was already found, it gets the
# path from inside the temporary file to speed up the overall process.
# If the package path of the dependent package isn't empty, the function
# returns 1. Otherwise 0.
#
search_package () {
local REPO_DIR="$1"
local SRCHAPP="$2"
@ -95,6 +121,10 @@ search_package () {
fi
}
#
# Parses the REQUIRES variable inside the SlackBuild .info file and recursively
# writes the dependent package name into the queue file.
#
parse_queuefile_requires () {
local REPO_DIR="$1"
local PARSEAPP="$2"
@ -129,6 +159,9 @@ parse_queuefile_requires () {
fi
}
#
# Starts the process of building the packages queue file.
#
build_queuefile () {
local REPO_DIR="$1"
local QUEUEDIR="$2"
@ -149,6 +182,9 @@ build_queuefile () {
fi
}
#
# Processes all or given packages depending on option.
#
execute_build () {
local REPO_DIR="$1"
local QUEUEDIR="$2"

31
src/usr/sbin/sqg
View file

@ -51,22 +51,29 @@ REPO_BRANCH=${REPO_BRANCH:-$(cat /etc/slackware-version | awk '{print $2}')}
. /usr/libexec/sbopkg/sqg/functions
SCRIPT=${0##*/}
OPT_JOBS=1
OPT_ALL="no"
OPT_PACKAGES=""
sanity_checks
case $1 in
-a)
if [ "$2" == "-j" ] && [ -n $3 ]; then
get_jobs $3
JOBS=$?
fi
shift;
execute_build "$REPO_DIR" "$QUEUEDIR" "" "yes" $JOBS ;;
-p)
shift;
execute_build "$REPO_DIR" "$QUEUEDIR" "$@" "no" $JOBS ;;
*) usage $SCRIPT ;;
while getopts "ap:j:h" OPT; do
case $OPT in
a ) OPT_ALL="yes" ;;
p ) OPT_PACKAGES=$OPTARG ;;
j ) get_jobs "$OPTARG"; OPT_JOBS=$?; ;;
h ) usage $SCRIPT; exit 0; ;;
? ) exit 1; ;;
esac
done
if [ $OPTIND -eq 1 ]; then
echo -e "Missing argument(s).\n"
usage $SCRIPT
exit 1
fi
execute_build "$REPO_DIR" "$QUEUEDIR" "$OPT_PACKAGES" "$OPT_ALL" $OPT_JOBS
echo "Done."
exit 0