Updating.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

5 files changed, 153 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c625e37
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+downstream.*
+upstream.*
diff --git a/check-missing-builds.sh b/check-missing-builds.sh
new file mode 100755
index 0000000..35caa12
--- /dev/null
+++ b/check-missing-builds.sh
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+set -e
+
+DISTRIBUTION="engywuck"
+DISTRIBUTION="engywuck-backports"
+
+PACKAGES="$(wget -q https://git.progress-linux.org/packages/${DISTRIBUTION}/ -O - | grep "sublevel-repo'><a title=" | sed -e "s|^.*<a title='||g" -e "s|'.*$||")"
+
+echo "Present in git, missing debs:"
+
+for PACKAGE in ${PACKAGES}
+do
+	if ! wget -q https://apt.progress-linux.org/archive/${DISTRIBUTION}/${PACKAGE}/current_amd64 -O /dev/null 2>&1 && \
+	   ! wget -q https://apt.progress-linux.org/archive/${DISTRIBUTION}/${PACKAGE}/current_all -O /dev/null 2>&1
+	then
+		echo "  ${PACKAGE}"
+	fi
+done
diff --git a/update b/update
new file mode 100755
index 0000000..fb55e64
--- /dev/null
+++ b/update
@@ -0,0 +1,130 @@
+#!/bin/sh
+
+set -e
+
+# FIXME: getopt
+# FIXME: -f for forced indices download
+
+MODE="$(basename ${0} | awk -F. '{ print $2 }')"
+
+case "${MODE}" in
+	engywuck)
+		UPSTREAM_DISTRIBUTIONS="buster buster-updates buster-proposed-updates"
+		DOWNSTREAM_DISTRIBUTION="engywuck"
+		;;
+
+	engywuck-backports)
+		UPSTREAM_DISTRIBUTIONS="sid experimental"
+		DOWNSTREAM_DISTRIBUTION="engywuck-backports"
+		;;
+esac
+
+UPSTREAM_SECTIONS="main contrib non-free"
+UPSTREAM_MIRROR="http://debian.ethz.ch/debian"
+
+DOWNSTREAM_SECTIONS="main contrib non-free"
+DOWNSTREAM_MIRROR="https://apt.progress-linux.org/packages"
+
+DOWNSTREAM_TAG="progress"
+
+Download_downstream_sources ()
+{
+	# Download downstream sources
+#	if [ -e "downstream.${MODE}.sources" ] && [ "$(( $(stat -c %Y downstream.${MODE}.sources) + ( 4 * 3600 ) ))" -lt "$(date +%s)" ]
+#	then
+#		# file is older than 4 hours
+		rm -f "downstream.${MODE}.sources"
+#	fi
+
+	if [ ! -e "downstream.${MODE}.sources" ]
+	then
+		for SECTION in ${DOWNSTREAM_SECTIONS}
+		do
+			wget -O - "${DOWNSTREAM_MIRROR}/dists/${DOWNSTREAM_DISTRIBUTION}/${SECTION}/source/Sources.xz" | xz -d >> "downstream.${MODE}.sources"
+		done
+	fi
+}
+
+Download_upstream_sources ()
+{
+	# Download upstream sources
+	if [ -e "upstream.${MODE}.sources" ] && [ "$(( $(stat -c %Y upstream.${MODE}.sources) + ( 4 * 3600 ) ))" -lt "$(date +%s)" ]
+	then
+		# file is older than 4 hours
+		rm -f "upstream.${MODE}.sources"
+	fi
+
+	if [ ! -e "upstream.${MODE}.sources" ]
+	then
+		for DISTRIBUTION in ${UPSTREAM_DISTRIBUTIONS}
+		do
+			case "${DISTRIBUTION}" in
+				*-*)
+					;;
+
+				*)
+					if wget -q -O /dev/null "http://security.debian.org/dists/${DISTRIBUTION}/updates/Release"
+					then
+						for SECTION in ${UPSTREAM_SECTIONS}
+						do
+							wget -O - "http://security.debian.org/dists/${DISTRIBUTION}/updates/${SECTION}/source/Sources.xz" | xz -d >> "upstream.${MODE}.sources"
+						done
+					fi
+					;;
+			esac
+
+			for SECTION in ${UPSTREAM_SECTIONS}
+			do
+				wget -O - "${UPSTREAM_MIRROR}/dists/${DISTRIBUTION}/${SECTION}/source/Sources.xz" | xz -d >> "upstream.${MODE}.sources"
+			done
+		done
+	fi
+}
+
+Debug ()
+{
+	echo "${PACKAGE} ${UPSTREAM_VERSION} | ${DOWNSTREAM} [${DOWNSTREAM_VERSION}]"
+}
+
+Download_downstream_sources
+Download_upstream_sources
+
+# Process downstream sources
+DOWNSTREAM_PACKAGES="$(awk '/^Package: / { print $2 }' downstream.${MODE}.sources | sort -u)"
+
+echo -n "Comparing versions... "
+
+for PACKAGE in ${DOWNSTREAM_PACKAGES}
+do
+	DOWNSTREAM_VERSION="$(sed -n "/^Package: ${PACKAGE}$/,/^Version:/p" downstream.${MODE}.sources | awk '/^Version: / { print $2 }')"
+	UPSTREAM_VERSION="$(sed -n "/^Package: ${PACKAGE}$/,/^Version:/p" upstream.${MODE}.sources | awk '/^Version: / { print $2 }' | sort -rV | head -n1)"
+
+	if echo ${UPSTREAM_VERSION} | grep -qs '-'
+	then
+		# package is non-native
+		DOWNSTREAM="$(echo ${DOWNSTREAM_VERSION} | sed -e "s|~${DOWNSTREAM_TAG}.*||" -e "s|${DOWNSTREAM_TAG}.*||")"
+	else
+		# package is native
+		DOWNSTREAM="$(echo ${DOWNSTREAM_VERSION} | sed -e "s|-0.0~${DOWNSTREAM_TAG}.*||" -e "s|-0.*${DOWNSTREAM_TAG}.*||")"
+	fi
+
+	# comparing versions
+	if dpkg --compare-versions ${UPSTREAM_VERSION} eq ${DOWNSTREAM}
+	then
+		#echo "${PACKAGE}: upstream = downstream"
+		echo -n "."
+	elif dpkg --compare-versions ${UPSTREAM_VERSION} gt ${DOWNSTREAM}
+	then
+		echo "${PACKAGE}: upstream > downstream"
+		Debug
+	elif dpkg --compare-versions ${UPSTREAM_VERSION} lt ${DOWNSTREAM}
+	then
+		echo "${PACKAGE}: upstream < downstream"
+		Debug
+	else
+		echo "${PACKAGE}: internal error"
+		Debug
+	fi
+done
+
+echo " done."
diff --git a/update.engywuck b/update.engywuck
new file mode 120000
index 0000000..77c430a
--- /dev/null
+++ b/update.engywuck
@@ -0,0 +1 @@
+update
\ No newline at end of file
diff --git a/update.engywuck-backports b/update.engywuck-backports
new file mode 120000
index 0000000..77c430a
--- /dev/null
+++ b/update.engywuck-backports
@@ -0,0 +1 @@
+update
\ No newline at end of file