[Tests] Add a simple set of smoke tests for server+client

tests/CMakeLists.txt

@@ -13,3 +13,5 @@ endif()
 if( BUILD_CEPH )
   add_subdirectory( XrdCephTests )
 endif()
+
+add_subdirectory(XRootD)

tests/XRootD/CMakeLists.txt

@@ -0,0 +1,33 @@
+if(XRDCL_ONLY)
+  return()
+endif()
+
+execute_process(COMMAND id -u OUTPUT_VARIABLE UID OUTPUT_STRIP_TRAILING_WHITESPACE)
+
+if (UID EQUAL 0)
+  return()
+endif()
+
+set(XRD_TEST_PORT "10940" CACHE STRING "Port for XRootD Test Server")
+
+list(APPEND XRDENV "XRDCP=$<TARGET_FILE:xrdcp>")
+list(APPEND XRDENV "XRDFS=$<TARGET_FILE:xrdfs>")
+list(APPEND XRDENV "CRC32C=$<TARGET_FILE:xrdcrc32c>")
+list(APPEND XRDENV "ADLER32=$<TARGET_FILE:xrdadler32>")
+list(APPEND XRDENV "HOST=root://localhost:${XRD_TEST_PORT}")
+
+configure_file(xrootd.cfg xrootd.cfg @ONLY)
+
+add_test(NAME XRootD::start
+  COMMAND sh -c "mkdir -p data && \
+  $<TARGET_FILE:xrootd> -b -k fifo -l xrootd.log -s xrootd.pid -c xrootd.cfg")
+set_tests_properties(XRootD::start PROPERTIES FIXTURES_SETUP   XRootD)
+
+add_test(NAME XRootD::stop COMMAND sh -c "sleep 1 && rm -rf data && kill $(< xrootd.pid)")
+set_tests_properties(XRootD::stop  PROPERTIES FIXTURES_CLEANUP XRootD)
+
+add_test(NAME XRootD::smoke-test
+  COMMAND sh -c "${CMAKE_CURRENT_SOURCE_DIR}/smoke.sh")
+
+set_tests_properties(XRootD::smoke-test PROPERTIES
+  ENVIRONMENT "${XRDENV}" FIXTURES_REQUIRED XRootD)

tests/XRootD/smoke.sh

@@ -0,0 +1,98 @@
+#!/usr/bin/env bash
+
+: ${ADLER32:=$(command -v xrdadler32)}
+: ${CRC32C:=$(command -v xrdcrc32c)}
+: ${XRDCP:=$(command -v xrdcp)}
+: ${XRDFS:=$(command -v xrdfs)}
+: ${OPENSSL:=$(command -v openssl)}
+: ${HOST:=root://localhost:${PORT:-1094}}
+
+for PROG in ${ADLER32} ${CRC32C} ${XRDCP} ${XRDFS} ${OPENSSL}; do
+       if [[ ! -x "${PROG}" ]]; then
+               echo 1>&2 "$(basename $0): error: '${PROG}': command not found"
+               exit 1
+       fi
+done
+
+# This script assumes that ${HOST} exports an empty / as read/write.
+# It also assumes that any authentication required is already setup.
+
+set -e
+
+${XRDCP} --version
+${XRDFS} ${HOST} query config version
+
+# query some common server configurations
+
+CONFIG_PARAMS=( version role sitename )
+
+for PARAM in ${CONFIG_PARAMS[@]}; do
+       ${XRDFS} ${HOST} query config ${PARAM}
+done
+
+# some extra query commands that don't make any changes
+
+${XRDFS} ${HOST} stat /
+${XRDFS} ${HOST} statvfs /
+${XRDFS} ${HOST} spaceinfo /
+
+# create local temporary directory
+TMPDIR=$(mktemp -d /tmp/xrdfs-test-XXXXXX)
+
+# cleanup after ourselves if something fails
+trap "rm -rf ${TMPDIR}" EXIT
+
+# create remote temporary directory
+# this will get cleaned up by CMake upon fixture tear down
+${XRDFS} ${HOST} mkdir -p ${TMPDIR}
+
+# create local files with random contents using OpenSSL
+
+FILES=$(seq -w 1 ${NFILES:-10})
+
+for i in $FILES; do
+       ${OPENSSL} rand -out "${TMPDIR}/${i}.ref" $((1024 * $RANDOM))
+done
+
+# upload local files to the server in parallel
+
+for i in $FILES; do
+       ${XRDCP} ${TMPDIR}/${i}.ref ${HOST}/${TMPDIR}/${i}.ref
+done
+
+# list uploaded files, then download them to check for corruption
+
+${XRDFS} ${HOST} ls -l ${TMPDIR}
+
+for i in $FILES; do
+       ${XRDCP} ${HOST}/${TMPDIR}/${i}.ref ${TMPDIR}/${i}.dat
+done
+
+# check that all checksums for downloaded files match
+
+for i in $FILES; do
+       REF32C=$(${CRC32C} -< ${TMPDIR}/${i}.ref)
+       NEW32C=$(${CRC32C} -< ${TMPDIR}/${i}.dat)
+       REFA32=$(${ADLER32} < ${TMPDIR}/${i}.ref)
+       NEWA32=$(${ADLER32} < ${TMPDIR}/${i}.dat)
+       echo -n "Server checksum for ${i}.ref: "
+       ${XRDFS} ${HOST} query checksum ${TMPDIR}/${i}.ref
+       echo "Checksum for ${i}.ref: crc32c: ${REF32C}, adler32: ${REFA32}"
+       echo "Checksum for ${i}.dat: crc32c: ${NEW32C}, adler32: ${NEWA32}"
+
+       if [[ "${NEW32C}" != "${REF32C}" || "${NEWA32}" != "${REFA32}" ]]; then
+               echo 1>&2 "$(basename $0): error: checksum check failed for file: ${i}.dat"
+               exit 1
+       fi
+done
+
+for i in $FILES; do
+       ${XRDFS} ${HOST} rm ${TMPDIR}/${i}.ref &
+done
+
+wait
+
+${XRDFS} ${HOST} rmdir ${TMPDIR}
+
+echo "ALL TESTS PASSED"
+exit 0

tests/XRootD/xrootd.cfg

@@ -0,0 +1,8 @@
+# This minimal configuration file starts a standalone server
+# that exports the data directory as / without authentication.
+
+all.export /
+all.sitename XRootD
+oss.localroot @CMAKE_CURRENT_BINARY_DIR@/data
+xrd.port @XRD_TEST_PORT@
+xrootd.chksum adler32