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-rw-r--r--.travis.yml28
-rwxr-xr-x.travis/klee.sh36
-rw-r--r--Dockerfile1
-rw-r--r--scripts/coverageServer.py100
4 files changed, 155 insertions, 10 deletions
diff --git a/.travis.yml b/.travis.yml
index c971a801..1979f1ef 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -23,23 +23,31 @@ env:
     #   UCLIBC: {ENABLED, DISABLED}
     # with Asserts enabled.
 
+    # COVERAGE set indicated that coverage data should be uplaoded to the server, only ONE job should have COVERAGE set
+
     # FIXME: Enable when we want to test LLVM3.5
+    matrix:
     #- LLVM_VERSION=3.5 STP_VERSION=UPSTREAM KLEE_UCLIBC=0 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1
     #- LLVM_VERSION=3.5 STP_VERSION=UPSTREAM KLEE_UCLIBC=1 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1
-    - LLVM_VERSION=3.4 STP_VERSION=UPSTREAM KLEE_UCLIBC=0 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1
-    - LLVM_VERSION=3.4 STP_VERSION=UPSTREAM KLEE_UCLIBC=1 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1
-    - LLVM_VERSION=2.9 STP_VERSION=UPSTREAM KLEE_UCLIBC=0 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1
-    - LLVM_VERSION=2.9 STP_VERSION=UPSTREAM KLEE_UCLIBC=1 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1
-    - LLVM_VERSION=3.4 STP_VERSION=r940 KLEE_UCLIBC=0 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1
-    - LLVM_VERSION=3.4 STP_VERSION=r940 KLEE_UCLIBC=1 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1
-    - LLVM_VERSION=2.9 STP_VERSION=r940 KLEE_UCLIBC=0 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1
-    - LLVM_VERSION=2.9 STP_VERSION=r940 KLEE_UCLIBC=1 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1
+    - LLVM_VERSION=3.4 STP_VERSION=UPSTREAM KLEE_UCLIBC=0 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1 COVERAGE=1
+    - LLVM_VERSION=3.4 STP_VERSION=UPSTREAM KLEE_UCLIBC=1 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1 COVERAGE=0
+    - LLVM_VERSION=2.9 STP_VERSION=UPSTREAM KLEE_UCLIBC=0 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1 COVERAGE=0
+    - LLVM_VERSION=2.9 STP_VERSION=UPSTREAM KLEE_UCLIBC=1 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1 COVERAGE=0
+    - LLVM_VERSION=3.4 STP_VERSION=r940 KLEE_UCLIBC=0 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1 COVERAGE=0
+    - LLVM_VERSION=3.4 STP_VERSION=r940 KLEE_UCLIBC=1 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1 COVERAGE=0
+    - LLVM_VERSION=2.9 STP_VERSION=r940 KLEE_UCLIBC=0 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1 COVERAGE=0
+    - LLVM_VERSION=2.9 STP_VERSION=r940 KLEE_UCLIBC=1 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=1 COVERAGE=0
 
     # Check at least one build with Asserts disabled.
-    - LLVM_VERSION=2.9 STP_VERSION=r940 KLEE_UCLIBC=1 DISABLE_ASSERTIONS=1 ENABLE_OPTIMIZED=1
+    - LLVM_VERSION=2.9 STP_VERSION=r940 KLEE_UCLIBC=1 DISABLE_ASSERTIONS=1 ENABLE_OPTIMIZED=1 COVERAGE=0
 
     # Check at least one Debug+Asserts build
-    - LLVM_VERSION=3.4 STP_VERSION=UPSTREAM KLEE_UCLIBC=1 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=0
+    - LLVM_VERSION=3.4 STP_VERSION=UPSTREAM KLEE_UCLIBC=1 DISABLE_ASSERTIONS=0 ENABLE_OPTIMIZED=0 COVERAGE=0
+    global:
+    - secure: EF/WAc4BdIRUchF3mjATN3/UwtGWtGaRgb5oIIJHjKhgZFdPsgWsXFgaOB0jaK2hfO/svj/LvlasuRIGxeePVjeaiX8ZlVpuHiX67vdYLY+0kCDRwkusRjm60/GbPU9O/Xjgb/d4aWAEkoq5OnsprVTEvU8iY2JHtAqgwR+wW9I=
+    - secure: Hrp1MRSxDUH2GTQg3QR/yUttY/3KmgbFb5e+zyy551dKpHjxJdsNe8bquY9oFoT7KmPQYl0HNNjEv4qWW8RK+HWHOCB55nL1KlGpOG7vAJcUEZg7ScbliGgiovMB6jIQVfeP9FhYngfc13vNZQ5PGlqzfSsHSAbvkwEogBToHVw=
+    - secure: DQAEQWJblXvIztN/sgH63OtFncI+Qju6wRy1zIV/iLf5KbAmLs1h3itU7EsE/+3+LgV1MVQ5QNJDBUj17A6VHRKNaQ5qnIllTAcC3o0nPDohQkQoCgDG8HZ+M4wtVfr7q2K6byEPB2UbSH+mEjSMTihJufgBBVfKyyozAfYycjg=
+
 cache: apt
 before_install:
     ###########################################################################
diff --git a/.travis/klee.sh b/.travis/klee.sh
index 3106dca9..3008c7fb 100755
--- a/.travis/klee.sh
+++ b/.travis/klee.sh
@@ -39,6 +39,10 @@ else
     KLEE_UCLIBC_CONFIGURE_OPTION=""
 fi
 
+COVERAGE_FLAGS=""
+if [ ${COVERAGE} -eq 1 ]; then
+    COVERAGE_FLAGS='-fprofile-arcs -ftest-coverage'
+fi
 ###############################################################################
 # KLEE
 ###############################################################################
@@ -55,6 +59,7 @@ ${KLEE_SRC}/configure --with-llvmsrc=/usr/lib/llvm-${LLVM_VERSION}/build \
             --with-llvmcxx=${KLEE_CXX} \
             --with-stp="${BUILD_DIR}/stp/build" \
             ${KLEE_UCLIBC_CONFIGURE_OPTION} \
+            CXXFLAGS="${COVERAGE_FLAGS}" \
             && make DISABLE_ASSERTIONS=${DISABLE_ASSERTIONS} \
                     ENABLE_OPTIMIZED=${ENABLE_OPTIMIZED} \
                     ENABLE_SHARED=0
@@ -94,6 +99,37 @@ set +e # We want to let all the tests run before we exit
 lit -v .
 RETURN="${RETURN}$?"
 
+#generate and upload coverage if COVERAGE is set
+if [ ${COVERAGE} -eq 1 ]; then
+
+#get zcov that works with gcov v4.8
+    git clone https://github.com/ddunbar/zcov.git
+    cd zcov
+    sudo python setup.py install
+    sudo mkdir /usr/local/lib/python2.7/dist-packages/zcov-0.3.0.dev0-py2.7.egg/zcov/js
+    cd zcov
+
+#these files are not where zcov expects them to be after install so we move them
+    sudo cp js/sorttable.js /usr/local/lib/python2.7/dist-packages/zcov-0.3.0.dev0-py2.7.egg/zcov/js/sorttable.js 
+    sudo cp js/sourceview.js /usr/local/lib/python2.7/dist-packages/zcov-0.3.0.dev0-py2.7.egg/zcov/js/sourceview.js 
+    sudo cp style.css /usr/local/lib/python2.7/dist-packages/zcov-0.3.0.dev0-py2.7.egg/zcov/style.css
+
+#install zcov dependency
+    sudo apt-get install enscript
+
+#update gcov from v4.6 to v4.8. This is becauase gcda files are made for v4.8 and cause 
+#a segmentation fault in v4.6
+    sudo apt-get install ggcov
+    sudo rm /usr/bin/gcov
+    sudo ln -s /usr/bin/gcov-4.8 /usr/bin/gcov
+
+#scan and generate coverage
+    zcov scan output.zcov ${BUILD_DIR}
+    zcov genhtml output.zcov coverage/
+#upload the coverage data, currently to a random ftp server
+    tar -zcvf coverage.tar.gz coverage/
+    curl --form "file=@coverage.tar.gz" -u ${USER}:${PASSWORD} ${COVERAGE_SERVER}
+fi
 ###############################################################################
 # Result
 ###############################################################################
diff --git a/Dockerfile b/Dockerfile
index 07f1bb48..d9fdd02d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,6 +11,7 @@ ENV LLVM_VERSION=3.4 \
     ENABLE_OPTIMIZED=1 \
     KLEE_UCLIBC=1 \
     KLEE_SRC=/home/klee/klee_src \
+    COVERAGE=0 \
     BUILD_DIR=/home/klee/klee_build
 
 RUN apt-get update && \
diff --git a/scripts/coverageServer.py b/scripts/coverageServer.py
new file mode 100644
index 00000000..db708545
--- /dev/null
+++ b/scripts/coverageServer.py
@@ -0,0 +1,100 @@
+#!/usr/bin/python
+from flask import *
+from functools import wraps
+from subprocess import call
+from werkzeug import secure_filename
+import json
+import time
+import os
+import shutil
+import tarfile
+
+##################### DESCRIPTION #################
+#This is the server to which coverage data is uploaded from travisCI.
+#need to replace USER and PASSWORD with an actual username and passsword used to autheticate in /api
+#Stored here, because it needs to be in version control somewhere
+#
+# Example of running the server
+#uwsgi -s 127.0.0.1:3013 -w coverageServer:app --chmod=666 --post-buffering=81 --daemonize ./log
+#where nginx is expecting uwsgi traffic at 127.0.0.1:3013
+
+
+#sample upload command
+#curl --form "file=@coverage.tar.gz" -u USER:PASSWORD localhost:5000/api
+
+
+
+
+UPLOAD_FOLDER = '.'
+
+#enable upload only every 5 minutes
+
+app = Flask(__name__)
+app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER
+app.config['MAX_CONTENT_LENGTH'] = 16 * 1024 * 1024
+
+TIMEOUT = 0
+
+
+def check_auth(username, password):
+    return username == 'USER' and password == 'PASSWORD'
+
+
+def authenticate():
+    """Sends a 401 response that enables basic auth"""
+    return Response(
+    'Could not verify your access level for that URL.\n'
+    'You have to login with proper credentials', 401,
+    {'WWW-Authenticate': 'Basic realm="Login Required"'})
+
+
+def requires_auth(f):
+    @wraps(f)
+    def decorated(*args, **kwargs):
+        auth = request.authorization
+        if not auth or not check_auth(auth.username, auth.password):
+            return authenticate()
+        return f(*args, **kwargs)
+    return decorated
+
+@app.route("/<path:path>")
+def serve_page(path):
+	return send_from_directory('./coverage', path)
+
+#check that the tar file has only one efolder named coverage
+def check_tar(tar):
+	coverage_dir_num = 0
+	for tarinfo in tar.getmembers():
+		if 'coverage' in tarinfo.name and tarinfo.isdir(): 
+			coverage_dir_num += 1
+		elif not 'coverage/' in tarinfo.name:
+			return False
+	return coverage_dir_num == 1
+
+@app.route("/api", methods=['POST'])
+@requires_auth
+def upload_coverage():
+    global TIMEOUT
+#only allow uploads every 5 minutes (a bit less than usuall travisCI build)
+    if time.time() - TIMEOUT < 300:
+	    return "Time Out"
+    if request.method == 'POST':
+        file = request.files['file']
+	if file.filename == "coverage.tar.gz":  
+          filename = secure_filename(file.filename)
+          file.save(os.path.join(app.config['UPLOAD_FOLDER'], filename))
+          tar = tarfile.open("./coverage.tar.gz")
+	  if not check_tar(tar):
+		return "NOK"
+#remove the previous coverage folder if it existis
+      if os.path.isdir("./coverage"):
+    	    shutil.rmtree("./coverage")
+      tar.extractall()
+      tar.close()
+	  TIMEOUT = time.time()
+      return "OK"
+    return "NOK"
+
+if __name__ == "__main__":
+    app.debug = True
+    app.run(host="0.0.0.0")