1 files changed, 79 insertions, 0 deletions
diff --git a/fastback-unload-receipt b/fastback-unload-receipt
new file mode 100755
index 0000000..b9b2f61
--- /dev/null
+++ b/fastback-unload-receipt
@@ -0,0 +1,79 @@
+#!/bin/bash
+
+RECEIPT=$1
+
+if [ "$2" = "" ]; then
+  DO_FETCH=false
+elif [ "$2" = "fetch" ]; then
+  DO_FETCH=true
+else
+  echo >&2 "Error: invalid second argument: $2"
+  exit 2
+fi  
+
+if [ ! -e $RECEIPT ]; then
+  echo >&2 "Error: no such file $RECEIPT"
+  exit 2
+fi
+
+cat $RECEIPT | while read FIRST REST ; do 
+  #echo "FIRST:" $FIRST
+  #echo "REST:" $REST
+
+  if [ "$FIRST" = "FILE:" ]; then
+    export FILE=$REST
+    if [ -z "$FILE" ]; then
+      echo >&2 "Error: file name missing from \"FILE:\" line"
+      exit 2
+    fi  
+    #echo found FILE: $FILE
+  fi
+  if [ "$FIRST" = "MD5SUM:" ]; then
+    if ! read MD5LINE; then
+      echo >&2 "Error: unable to read MD5SUM"
+      exit 2
+    fi
+    #echo found MD5LINE: $MD5LINE
+  fi
+  if [ "$FIRST" = "KEY:" ]; then
+    KEYCODE=$REST
+    if [ -z "$KEYCODE" ]; then
+      echo >&2 "Error: key code name missing from \"KEY:\" line"
+      exit 2
+    fi  
+    if ! read KEYLINE; then
+      echo >&2 "Error: unable to read encryption key"
+      exit 2
+    fi
+    #echo found KEY: $KEYCODE $KEYLINE
+  fi
+  if [ "$FIRST" = "END:" ]; then
+    if [ -z "$FILE" ]; then 
+      echo >&2 "Error: no file name found in receipt: $RECEIPT"
+      exit 2
+    fi
+
+    if $DO_FETCH; then
+        ./fetch-from-indus $FILE
+    fi
+
+    if [ -z "$MD5LINE" ]; then 
+      echo >&2 "Error: no md5sum found in receipt: $RECEIPT"
+      exit 2
+    else
+      #echo "MD5LINE:$MD5LINE"
+      echo "\"md5sum --check\" reports:"
+      echo "$MD5LINE" | md5sum --check -
+    fi
+
+    if [ ! -z "$KEYLINE" ]; then
+      OUTFILE=${FILE%.aes}
+      if [ "$OUTFILE" = "$FILE" ]; then
+        OUTFILE=$FILE.decoded
+      fi
+      if openssl $KEYCODE -d -in $FILE -out $OUTFILE  -pass pass:$KEYLINE; then
+        echo decode file writen to $OUTFILE
+      fi
+    fi
+  fi
+done