Initial version of backup-manager.

diff --git a/backup-manager b/backup-manager
new file mode 100755 (executable)
index 0000000..4ee17e2
--- /dev/null
+++ b/backup-manager
@@ -0,0 +1,126 @@
+#!/bin/bash
+#
+# List and fetch backups.
+
+CONNSTR="9248@usw-s009.rsync.net"
+RESTORE_LOC=/vicepa/hcoop-backups/restored
+
+function get() {
+    if test -n "$3" || test -z "$2"; then
+        echo "Error: Invalid number of arguments for 'get' command."
+        echo
+        usage
+    fi
+    local date=$1
+    local file=$2
+    scp "$CONNSTR:$date/$file" "$RESTORE_LOC/$date-$file"
+    local stat=$?
+    echo
+    if test $stat -eq 0; then
+        echo "Get succeeded.  You may now run:"
+        echo "  backup-manager restore $date '$file' VOLUME-NAME"
+        echo "to restore the file into an AFS volume."
+    else
+        echo "Error: Get failed with status $stat."
+        exit 1
+    fi
+}
+
+function list() {
+    if test -n "$2"; then
+        echo "Error: Invalid number of arguments for 'list' command."
+        echo
+        usage
+    fi
+    local OUT=$(ssh $CONNSTR ls -l -h $@)
+    local view=
+    if test $(<<< "$OUT" wc -l) -ge $(tput lines); then
+        # if output takes up all the lines on the screen, use a pager
+        if test -n "$PAGER"; then
+            view=$PAGER
+        else
+            view=less
+        fi
+    else
+        view=cat
+    fi
+    <<< "$OUT" $view
+}
+
+function restore() {
+    if test -n "$4" || test -z "$3"; then
+        echo "Error: Invalid number of arguments for 'get' command."
+        echo
+        usage
+    fi
+    local date=$1
+    local file=$2
+    local volname=$3
+    file="$RESTORE_LOC/$date-$file"
+    if test ! -f "$file"; then
+        echo "Error: File '$file' does not exist."
+        exit 1
+    fi
+    vos examine "$volname" >/dev/null 2>&1
+    local stat=$?
+    if test $stat -eq 0; then
+        echo "Error: Volume '$volname' already exists."
+        exit 1
+    fi
+    < "$file" ccrypt -cdk /etc/backup-encryption-key \
+        | gunzip | vos restore deleuze /vicepa "$volname"
+    stat=$?
+    echo
+    if test $stat -eq 0; then
+        echo "Restore succeeded.  You may now run:"
+        echo "  fs mkm '/afs/hcoop.net/.old/$volname' '$volname'"
+        echo "to mount the restored AFS volume."
+    else
+        echo "Error: Restore failed with status $stat."
+        exit 1
+    fi
+}
+
+function quota() {
+    if test -n "$1"; then
+        echo "Error: Invalid number of arguments for 'quota' command."
+        echo
+        usage
+    fi
+    ssh $CONNSTR quota
+}
+
+function usage() {
+    echo "Usage: backup-manager [get|list|quota] [args...]"
+    echo "Commands:"
+    echo "  get DATE FILE    Fetch a file into $RESTORE_LOC"
+    echo "  list [DATE]      List dates available, or files with given date"
+    echo "  quota            Display info about the quota"
+    echo "  restore DATE FILE VOLUME-NAME"
+    echo "                   Take a fetched file (referenced by DATE and" \
+      "FILE) and turn"
+    echo "                   it into a new AFS volume with the name" \
+      "VOLUME-NAME"
+    exit 1
+}
+
+# Dispatch
+if test -z "$1"; then
+    echo "Error: Incorrect number of arguments."
+    echo
+    usage
+fi
+
+cmd=$1
+shift
+case $cmd in
+    get)     get $@     ;;
+    list)    list $@    ;;
+    quota)   quota $@   ;;
+    restore) restore $@ ;;
+    *)
+        echo "Error: Invalid command."
+        echo
+        usage
+        ;;
+esac