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massif_max.pl
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bb0cfeb2d4
This commit was generated using the following script: # ======================== #!/bin/sh git ls-files | grep -v '^ChangeLog' | xargs sed -b -E -i ' s/((check|crypto|full|mbedtls|query)_config)\.h/\1\nh/g s/config\.h/mbedtls_config.h/g y/\n/./ ' mv include/mbedtls/config.h include/mbedtls/mbedtls_config.h # ======================== Signed-off-by: Bence Szépkúti <bence.szepkuti@arm.com>
142 lines
3.2 KiB
Bash
Executable File
142 lines
3.2 KiB
Bash
Executable File
#!/bin/sh
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# Measure memory usage of a minimal client using a small configuration
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# Currently hardwired to ccm-psk and suite-b, may be expanded later
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#
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# Use different build options for measuring executable size and memory usage,
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# since for memory we want debug information.
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#
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# Copyright The Mbed TLS Contributors
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# SPDX-License-Identifier: Apache-2.0
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -eu
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CONFIG_H='include/mbedtls/mbedtls_config.h'
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CLIENT='mini_client'
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CFLAGS_EXEC='-fno-asynchronous-unwind-tables -Wl,--gc-section -ffunction-sections -fdata-sections'
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CFLAGS_MEM=-g3
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if [ -r $CONFIG_H ]; then :; else
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echo "$CONFIG_H not found" >&2
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exit 1
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fi
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if grep -i cmake Makefile >/dev/null; then
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echo "Not compatible with CMake" >&2
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exit 1
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fi
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if [ $( uname ) != Linux ]; then
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echo "Only work on Linux" >&2
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exit 1
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fi
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if git status | grep -F $CONFIG_H >/dev/null 2>&1; then
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echo "mbedtls_config.h not clean" >&2
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exit 1
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fi
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# make measurements with one configuration
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# usage: do_config <name> <unset-list> <server-args>
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do_config()
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{
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NAME=$1
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UNSET_LIST=$2
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SERVER_ARGS=$3
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echo ""
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echo "config-$NAME:"
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cp configs/config-$NAME.h $CONFIG_H
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scripts/config.py unset MBEDTLS_SSL_SRV_C
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for FLAG in $UNSET_LIST; do
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scripts/config.py unset $FLAG
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done
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grep -F SSL_MAX_CONTENT_LEN $CONFIG_H || echo 'SSL_MAX_CONTENT_LEN=16384'
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printf " Executable size... "
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make clean
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CFLAGS=$CFLAGS_EXEC make OFLAGS=-Os lib >/dev/null 2>&1
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cd programs
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CFLAGS=$CFLAGS_EXEC make OFLAGS=-Os ssl/$CLIENT >/dev/null
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strip ssl/$CLIENT
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stat -c '%s' ssl/$CLIENT
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cd ..
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printf " Peak ram usage... "
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make clean
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CFLAGS=$CFLAGS_MEM make OFLAGS=-Os lib >/dev/null 2>&1
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cd programs
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CFLAGS=$CFLAGS_MEM make OFLAGS=-Os ssl/$CLIENT >/dev/null
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cd ..
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./ssl_server2 $SERVER_ARGS >/dev/null &
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SRV_PID=$!
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sleep 1;
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if valgrind --tool=massif --stacks=yes programs/ssl/$CLIENT >/dev/null 2>&1
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then
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FAILED=0
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else
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echo "client failed" >&2
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FAILED=1
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fi
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kill $SRV_PID
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wait $SRV_PID
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scripts/massif_max.pl massif.out.*
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mv massif.out.* massif-$NAME.$$
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}
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# preparation
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CONFIG_BAK=${CONFIG_H}.bak
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cp $CONFIG_H $CONFIG_BAK
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rm -f massif.out.*
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printf "building server... "
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make clean
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make lib >/dev/null 2>&1
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(cd programs && make ssl/ssl_server2) >/dev/null
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cp programs/ssl/ssl_server2 .
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echo "done"
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# actual measurements
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do_config "ccm-psk-tls1_2" \
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"" \
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"psk=000102030405060708090A0B0C0D0E0F"
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do_config "suite-b" \
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"MBEDTLS_BASE64_C MBEDTLS_PEM_PARSE_C" \
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""
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# cleanup
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mv $CONFIG_BAK $CONFIG_H
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make clean
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rm ssl_server2
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exit $FAILED
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