Wrapper script around run_remote_tests that knows about test cells

bin/cros_run_wifi_tests.sh

+#!/bin/bash
+
+# Copyright (c) 2009 The Chromium OS Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# Wrapper script around run_remote_tests.sh that knows how to find
+# device test cells.
+
+
+# TODO(pstew): Apparently the script files are in transition from
+# src/scripts to src/scripts/bin.  However this state has existed
+# for months now, therefore we need to look for the common libs in
+# both places
+script_root=$(dirname $0)
+if [ -f ${script_root}/../common.sh ] ; then
+  script_root=${script_root}/..
+fi
+
+. "${script_root}/common.sh"
+
+# Figure out the default chromelab server name.  In order for this to
+# work correctly, you have to:
+#
+#  - Put the hostname into "scripts/.default_wifi_test_lab"
+#  - Create an /etc/hosts entry in your chroot for that hostname
+#    (if it isn't findable via DNS)
+#  - Make sure you have created a wifi_testbed_${lab} file in the
+#    ${autotest}/files/client/config/ directory

[Sam Leffler, 2010/07/15 17:46:13]

Is it still necessary to have these config files in the autotest tree?  If we
can pass everything on the cmd line then we can do away with this requirement
which is problematic.

+if [ -f "$GCLIENT_ROOT/src/scripts/.default_wifi_test_lab" ] ; then
+  DEFAULT_LAB=`cat "$GCLIENT_ROOT/src/scripts/.default_wifi_test_lab"`
+fi
+
+# TODO(pstew) Since this is a wrapper script, we need to accept all
+# arguments run_remote_tests does, plus a few more of our own.  This
+# can lead to version skew issues
+
+DEFINE_string args "" "Command line arguments for test, separated with comma" a
+DEFINE_string board "" "The board for which you are building autotest"
+DEFINE_string chroot "" "alternate chroot location" c
+DEFINE_boolean cleanup ${FLAGS_FALSE} "Clean up temp directory"
+DEFINE_string iterations "" "Iterations to run every top level test" i
+DEFINE_string prepackaged_autotest "" "Use this prepackaged autotest dir"
+DEFINE_string results_dir_root "" "alternate root results directory"
+DEFINE_boolean verbose ${FLAGS_FALSE} "Show verbose autoserv output" v
+
+# These flags are specific to run_wifi_tests
+DEFINE_string cell "" "Cell number to perform test on"
+DEFINE_string client "" "Host name or IP of device to perform test"
+DEFINE_string lab "${DEFAULT_LAB}" "Lab machine to perform test on"
+DEFINE_string url "" "URL to lab server config server"
+
+FLAGS "$@" || exit 1
+
+run_remote_flags=""
+run_remote_args=${FLAGS_args}
+
+append_flag () {
+    local delim=''
+    [ -n "${run_remote_flags}" ] && delim=' '
+    run_remote_flags="${run_remote_flags}${delim}$*"
+}
+
+append_arg () {
+    local delim=''
+    [ -n "${run_remote_args}" ] && delim=','
+    run_remote_args="${run_remote_args}${delim}$*"
+}
+
+if [ -n "${FLAGS_board}" ]; then
+  append_flag --board "'${FLAGS_board}'"
+fi
+
+if [ -n "${FLAGS_chroot}" ]; then
+  append_flag --chroot "'${FLAGS_chroot}'"
+fi
+
+if [ "${FLAGS_cleanup}" -eq ${FLAGS_TRUE} ]; then
+  append_flag --cleanup
+fi
+
+if [ -n "${FLAGS_iterations}" ]; then
+  append_flag --iterations ${FLAGS_iterations}
+fi
+
+if [ -n "${FLAGS_prepackaged_autotest}" ]; then
+  append_flag --prepackaged_autotest "'${FLAGS_prepackaged_autotest}'"
+fi
+
+if [ -n "${FLAGS_results_dir_root}" ]; then
+  append_flag --results_dir_root "'${FLAGS_results_dir_root}'"
+fi
+
+if [ "${FLAGS_verbose}" -eq ${FLAGS_TRUE} ]; then
+  append_flag --verbose
+fi
+
+# Parse our local args
+if [ -n "${FLAGS_lab}" ] ; then
+  # Add a config file for the lab if one isn't already set
+  if ! expr "${run_remote_args}" : '.*config_file=' >/dev/null; then
+    append_arg "config_file=wifi_testbed_${FLAGS_lab}"
+  fi
+fi
+
+if [ -n "${FLAGS_url}" ] ; then
+  lab_url=${FLAGS_url}
+elif [ -n "${FLAGS_lab}" ] ; then
+  lab_url="http://${FLAGS_lab}:8080/cells"
+else
+  echo ">>> No lab server specified.  Please use --lab or --url options"
+  exit 1
+fi
+
+cell_no=0

[Sam Leffler, 2010/07/15 17:46:13]

Maybe default FLAG_cell to "0" and set this from it?

+
+# Retrieve the testbed config from the server and match either the client
+# or the cell number to one of the entries
+ret=$(curl -s $lab_url | \
+while read line; do
+  # Each line from the server is made up of:
+  # client_name router_name server_name client_addr router_addr server_addr
+  set $line
+  if [ "${FLAGS_cell}" = "$cell_no" -o "${FLAGS_client}" = "$1" -o \
+       "${FLAGS_client}" = "$4" ] ; then
+    echo "$4"
+    echo "router_addr=$5"
+    if [ "$6" != "0.0.0.0" ] ; then
+      echo "server_addr=$6"
+    fi
+    break
+  fi
+  cell_no=$[cell_no + 1]
+done)
+
+if [ -z "$ret" ] ; then
+  echo ">>> Cell or host not found at $lab_url"
+  exit 1
+fi
+
+set $ret
+remote=$1
+shift
+for arg in $*; do
+    append_arg $arg
+done
+
+eval "exec "${script_root}/run_remote_tests.sh" \
+    -a "${run_remote_args}" --remote=${remote} $run_remote_flags $FLAGS_ARGV"