From 604f3d64764270c052cfb43081ec522237bbdb75 Mon Sep 17 00:00:00 2001
From: Ludovic Pouzenc <ludovic@pouzenc.fr>
Date: Fri, 5 May 2017 11:28:51 +0200
Subject: Massive add for all draft stuff to keep it in sync

---
 draft/uftp/sinkdo.sh | 57 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100755 draft/uftp/sinkdo.sh

(limited to 'draft/uftp/sinkdo.sh')

diff --git a/draft/uftp/sinkdo.sh b/draft/uftp/sinkdo.sh
new file mode 100755
index 0000000..1b46437
--- /dev/null
+++ b/draft/uftp/sinkdo.sh
@@ -0,0 +1,57 @@
+#!/bin/busybox sh
+
+if [ $# -ne 2 ]
+then	cat <<EOT
+Usage: $(basename $0) <land-dir> <sink-dir>
+EOT
+	exit 1
+fi
+
+LANDDIR=$1
+SINKDIR=$2
+cd "$LANDDIR" || exit 2
+
+curtask="(start)"
+while true
+do
+	f=$(ls | head -n1)
+	if [ -z "$f" ]
+	then	sleep 1
+		continue
+	fi
+	if [ ! -f "$f" -o ! -r "$f" ]
+	then	echo "'$LANDDIR/$f' is not a readable file" >&2
+		exit 2
+	fi
+	size=$(stat -c'%s' -- "$f")
+	task=${f:0:2}
+	if [ "$curtask" == "$task" ]
+	then	# Next file of an already started task
+		mv "$f" "$SINKDIR/"
+	else	# Switch to the next task
+		if [ -d "$SINKDIR" ]
+		then	# Inform sinkcat about end-of-data
+			touch -- "$SINKDIR/zz"
+			wait
+			# sinkcat always rmdir "$SINKDIR" on normal exit
+			if [ -d "$SINKDIR" ]
+			then	echo "Task $task has ran into troubles" >&2
+				exit 3
+			fi
+		fi
+		echo "Switching from task $curtask to $task" >&2
+		curtask=$task
+		if [ "$task" == "99" ]
+		then	# Normal exit condition
+			rm -v "$f" >&2
+			reset
+			echo "All task completed sucessfully" >&2
+			exit 0
+		else	# Start a new task
+			chmod +x -- "$f" # XXX Checks on $f (is a script ?) 
+			sinkcat.sh $SINKDIR | "./$f" &
+			while [ ! -d "$SINKDIR" ]; do sleep 1; done
+			rm -v "$f" >&2
+		fi
+	fi
+done
-- 
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