From 07a7b106a50cd5095364f8aea67e5c26bd9aa9b0 Mon Sep 17 00:00:00 2001
From: root <root@videospeicher.(none)>
Date: Fri, 4 Apr 2014 08:59:13 +0200
Subject: [PATCH] =?UTF-8?q?lauff=C3=A4hige=20Variante?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

---
 Dump.sh | 134 ++++++++++++++++++++++++++++++++++++++++++++++++++++++--
 run.sh  |   9 ++++
 2 files changed, 140 insertions(+), 3 deletions(-)
 create mode 100755 run.sh

diff --git a/Dump.sh b/Dump.sh
index 0b535cd..dadb6be 100755
--- a/Dump.sh
+++ b/Dump.sh
@@ -1,5 +1,69 @@
 #!/bin/bash
-while true; do (
+
+NAME=$1
+SERVER_IP=192.168.1.66
+#SERVER_IP=192.168.1.20
+PORT=8080
+USERNAME=admin
+PASSWORD="123456"
+CAMERAS="0 1 2 3 4 5 6 7 8 9"
+# the real values _will_ differ depending on the machine running the script !!!
+SECONDS_PER_FILE=10
+OVERLAP_PER_FILE=1
+FFMPEG_TIMEOUT=3000000 # 10 seconds
+
+PIDFILE_BASE=/tmp/wget_script.$RANDOM.pids
+if [ -z "$NAME" ]; then
+	NAME=0
+fi
+SCRIPT_DIR="$( cd $( dirname "${BASH_SOURCE[0]}" ); pwd )/"
+CAPTURE_DIR="${SCRIPT_DIR}/capture/"
+mkdir -p $CAPTURE_DIR
+cd $CAPTURE_DIR
+#OUT_FILE_TYPE="mjpeg"
+OUT_FILE_TYPE="avi"
+SCRIPT_PID=$$
+
+SHUTDOWN_IN_PROGRESS="false"
+quit() {
+	if [ "$SHUTDOWN_IN_PROGRESS" == "false" ]; then
+		SHUTDOWN_IN_PROGRESS="true"
+		echo "quitting..."
+		PIDS="$(cat ${PIDFILE_BASE}_A 2>/dev/null) $(cat ${PIDFILE_BASE}_B 2>/dev/null)"
+		rm -f ${PIDFILE_BASE}_A ${PIDFILE_BASE}_B ${PIDFILE_BASE}_KILL_A ${PIDFILE_BASE}_KILL_B ${PIDFILE_BASE}_SLEEP_PID_A ${PIDFILE_BASE}_SLEEP_PID_B ${PIDFILE_BASE}_SLEEP_SYNC_A ${PIDFILE_BASE}_SLEEP_SYNC_B
+		kill $PIDS 2>/dev/null || (echo "waiting for remaining proccesses..."; sleep 10; echo "killing remaining proccesses..."; kill -9 $PIDS 2>/dev/null)
+		kill $SCRIPT_PID || kill -9 $SCRIPT_PID
+		exit $1
+	fi
+}
+
+trap 'quit 0' SIGINT SIGTERM EXIT
+
+do_record() {
+	GROUP_ID=$1
+	for i in $CAMERAS; do
+		echo "starting recording for camera $i" >&2
+		OUTFILE_START=tmp_dump_cam_${i}_$(date +%s.%N)_RANDOM$RANDOM.$OUT_FILE_TYPE
+		( 
+			EXACT_START_TIME=$(date +%s.%N)
+			outfile_close_trap() {
+				echo "finishing capture file for camera $i"
+				EXACT_END_TIME=$(date +%s.%N)
+				if [ -f $OUTFILE_START ]; then
+					mv $OUTFILE_START dump_cam_${i}_${EXACT_START_TIME}_${EXACT_END_TIME}.$OUT_FILE_TYPE
+				fi
+                                if [ -f ${PIDFILE_BASE}_KILL_${GROUP_ID} ]; then
+                                        THIS_KILL_PID="$(cat ${PIDFILE_BASE}_KILL_${GROUP_ID} | grep -oe "\<${THIS_CAPTURE_PID}\>" )"
+                                fi
+                                if [ -z "$THIS_KILL_PID" ]; then
+                                        # echo "capture for camera $i died, killing group $GROUP_ID"
+					# while [ -f ${PIDFILE_BASE}_SLEEP_SYNC_$GROUP_ID ]; do sleep 1; done
+					# if [ -f ${PIDFILE_BASE}_SLEEP_PID_${GROUP_ID} ]; then
+					#	THIS_SLEEP_PID="$(cat ${PIDFILE_BASE}_SLEEP_PID_${GROUP_ID})"
+					#	kill -9 $THIS_SLEEP_PID
+					# fi
+					quit 1
+#!/bin/bash
 
 NAME=$1
 SERVER_IP=192.168.1.66
@@ -62,9 +126,11 @@ do_record() {
 					#	THIS_SLEEP_PID="$(cat ${PIDFILE_BASE}_SLEEP_PID_${GROUP_ID})"
 					#	kill -9 $THIS_SLEEP_PID
 					# fi
-					echo "capture for camera $i died, commiting suicide"
+					echo "capture for camera $i died, killing all captures"
+					kill "$(cat ${PIDFILE_BASE}_KILL_${GROUP_ID} )"
 					kill $SCRIPT_PID >> /dev/null 2>&1
 					sleep 10
+					kill -9 "$(cat ${PIDFILE_BASE}_KILL_${GROUP_ID} )"
 					kill -9 %SCRIPT_PID >> /dev/null 2>&1
                                 fi
 			}
@@ -126,5 +192,67 @@ while true; do
 done
 
 quit 1
+					kill $SCRIPT_PID >> /dev/null 2>&1
+					sleep 10
+					kill -9 "$(cat ${PIDFILE_BASE}_KILL_${GROUP_ID} )"
+					kill -9 %SCRIPT_PID >> /dev/null 2>&1
+                                fi
+			}
+			trap outfile_close_trap SIGINT SIGTERM EXIT
+			#wget --ignore-length --http-user=$USERNAME --http-passwd=$PASSWORD  http://${SERVER_IP}:$PORT/cam/$i/stream.mjpeg -O $OUTFILE_START -q >> /dev/null 2>&1 &
+			#THIS_CAPTURE_PID=$!
+			${SCRIPT_DIR}/ffmpeg -use_wallclock_as_timestamps 1 -timeout $FFMPEG_TIMEOUT -f mjpeg -i http://$USERNAME:$PASSWORD@${SERVER_IP}:$PORT:8080/cam/$i/stream.mjpeg -c copy -ts abs -y $OUTFILE_START >> /dev/null 2>&1 &
+			THIS_CAPTURE_PID=$!
+			echo $THIS_CAPTURE_PID >> ${PIDFILE_BASE}_$GROUP_ID
+			wait $THIS_CAPTURE_PID
+		) &
+	done
+}	
 
-) done
+while true; do
+	if [ ! -z "$PIDS_A" ]; then kill -9 $PIDS_A 2>/dev/null; fi
+	rm -f ${PIDFILE_BASE}_KILL_A
+	echo "starting group A"
+	touch ${PIDFILE_BASE}_SLEEP_SYNC_A
+	do_record A
+	PIDS_B="$(cat ${PIDFILE_BASE}_B 2>/dev/null)"
+	if [ ! -z "$PIDS_B" ]; then
+		sleep $OVERLAP_PER_FILE
+		echo "killing group B"
+		echo $PIDS_B > ${PIDFILE_BASE}_KILL_B
+		kill $PIDS_B 2>/dev/null
+		sleep $(($SECONDS_PER_FILE - $OVERLAP_PER_FILE)) &
+		SLEEP_PID=$!
+	else
+		sleep $SECONDS_PER_FILE &
+		SLEEP_PID=$!
+	fi
+	echo $SLEEP_PID > ${PIDFILE_BASE}_SLEEP_PID_A
+	rm -f ${PIDFILE_BASE}_SLEEP_SYNC_A
+	wait $SLEEP_PID
+
+	if [ ! -z "$PIDS_B" ]; then kill -9 $PIDS_B 2>/dev/null; fi
+	rm -f ${PIDFILE_BASE}_KILL_B
+	echo "starting group B"
+	touch ${PIDFILE_BASE}_SLEEP_SYNC_B
+	do_record B
+	PIDS_A="$(cat ${PIDFILE_BASE}_A 2>/dev/null)"
+	if [ ! -z "$PIDS_A" ]; then
+		sleep $OVERLAP_PER_FILE
+		echo "killing group A"
+		echo $PIDS_A > ${PIDFILE_BASE}_KILL_A
+		kill $PIDS_A 2>/dev/null
+		sleep $(($SECONDS_PER_FILE - $OVERLAP_PER_FILE)) &
+		SLEEP_PID=$!
+	else
+		sleep $SECONDS_PER_FILE &
+		SLEEP_PID=$!
+	fi
+	echo $SLEEP_PID > ${PIDFILE_BASE}_SLEEP_PID_B
+	rm -f ${PIDFILE_BASE}_SLEEP_SYNC_B
+	echo waiting B
+	wait $SLEEP_PID
+	echo done B
+done
+
+quit 1
diff --git a/run.sh b/run.sh
new file mode 100755
index 0000000..44c2cc6
--- /dev/null
+++ b/run.sh
@@ -0,0 +1,9 @@
+#! /bin/bash
+
+SCRIPT_DIR="$( cd $( dirname "${BASH_SOURCE[0]}" ); pwd )/"
+
+while true; do
+	pkill -9 Dump.sh
+	$SCRIPT_DIR/Dump.sh
+	sleep 10
+done