BUILDSTATS_BASE = ${TMPDIR}/buildstats/ BNFILE = ${BUILDSTATS_BASE}/.buildname ################################################################################ # Build statistics gathering. # # The CPU and Time gathering/tracking functions and bbevent inspiration # were written by Christopher Larson and can be seen here: # http://kergoth.pastey.net/142813 # ################################################################################ def get_process_cputime(pid): fields = open("/proc/%d/stat" % pid, "r").readline().rstrip().split() # 13: utime, 14: stime, 15: cutime, 16: cstime return sum(int(field) for field in fields[13:16]) def get_cputime(): fields = open("/proc/stat", "r").readline().rstrip().split()[1:] return sum(int(field) for field in fields) def set_timedata(var, data): import time time = time.time() cputime = get_cputime() proctime = get_process_cputime(os.getpid()) data.setVar(var, (time, cputime, proctime)) def get_timedata(var, data): import time timedata = data.getVar(var, False) if timedata is None: return oldtime, oldcpu, oldproc = timedata procdiff = get_process_cputime(os.getpid()) - oldproc cpudiff = get_cputime() - oldcpu timediff = time.time() - oldtime if cpudiff > 0: cpuperc = float(procdiff) * 100 / cpudiff else: cpuperc = None return timediff, cpuperc ############################################## # We need to set the buildname to a file since # BUILDNAME changes throughout a build ############################################## def set_bn(e): bn = e.getPkgs()[0] + "-" + bb.data.getVar('MACHINE',e.data, True) try: os.remove(bb.data.getVar('BNFILE',e.data, True)) except: pass file = open(bb.data.getVar('BNFILE',e.data, True), "w") file.write(os.path.join(bn, bb.data.getVar('BUILDNAME', e.data, True))) file.close() def get_bn(e): file = open(bb.data.getVar('BNFILE',e.data, True)) bn = file.readline() file.close() return bn python run_buildstats () { import bb.build import bb.event import bb.data import time, subprocess if isinstance(e, bb.event.BuildStarted): ############################################## # at first pass make the buildstats heriarchy and then # set the buildname ############################################## try: bb.mkdirhier(bb.data.getVar('BUILDSTATS_BASE', e.data, True)) except: pass set_bn(e) bn = get_bn(e) bb.warn(bn) bsdir = os.path.join(bb.data.getVar('BUILDSTATS_BASE', e.data, True), bn) try: bb.mkdirhier(bsdir) except: pass set_timedata("__timedata_build", e.data) build_time = os.path.join(bsdir, "build_stats") # write start of build into build_time file = open(build_time,"a") # We do this here because subprocess within BuildStarted is messy #host_info = subprocess.Popen(["uname", "-a"], stdout=subprocess.PIPE).stdout.read() #file.write("Host Info: %s" % host_info) file.write("Build Started: %0.2f \n" % time.time()) file.close() elif isinstance(e, bb.event.BuildCompleted): bn=get_bn(e) timedata = get_timedata("__timedata_build", e.data) if not timedata: return time, cpu = timedata bsdir = os.path.join(bb.data.getVar('BUILDSTATS_BASE', e.data, True), bn) build_time = os.path.join(bsdir, "build_stats") # write end of build and cpu used into build_time file = open(build_time, "a") file.write("Elapsed time: %0.2f seconds \n" % (time)) if cpu: file.write("CPU usage: %0.1f%% \n" % cpu) file.close() if isinstance(e, bb.build.TaskStarted): bn=get_bn(e) set_timedata("__timedata_task", e.data) bsdir = os.path.join(bb.data.getVar('BUILDSTATS_BASE', e.data, True), bn) taskdir = os.path.join(bsdir, bb.data.expand("${PF}", e.data)) try: bb.mkdirhier(taskdir) except: pass # write into the task event file the name and start time file = open(os.path.join(taskdir, e.task), "a") file.write("Event: %s \n" % bb.event.getName(e)) file.write("Started: %0.2f \n" % time.time()) file.close() elif isinstance(e, bb.build.TaskSucceeded): bn=get_bn(e) timedata = get_timedata("__timedata_task", e.data) if not timedata: return elapsedtime, cpu = timedata bsdir = os.path.join(bb.data.getVar('BUILDSTATS_BASE', e.data, True), bn) taskdir = os.path.join(bsdir, bb.data.expand("${PF}", e.data)) file = open(os.path.join(taskdir, e.task), "a") file.write(bb.data.expand("${PF}: %s: Elapsed time: %0.2f seconds \n" % (e.task, elapsedtime), e.data)) file.write("Ended: %0.2f \n" % time.time()) if cpu: file.write("CPU usage: %0.1f%% \n" % cpu) file.write("Status: PASSED") file.close() ############################################## # Alot of metric gathering occurs here. # Reminder: I stripped out some in process stuff here ############################################## if e.task == "do_rootfs": bs=os.path.join(bsdir, "build_stats") file = open(bs,"a") rootfs = bb.data.getVar('IMAGE_ROOTFS', e.data, True) rootfs_size = subprocess.Popen(["du", "-sh", rootfs], stdout=subprocess.PIPE).stdout.read() file.write("Uncompressed Rootfs size: %s" % rootfs_size) file.close() elif isinstance(e, bb.build.TaskFailed): bn=get_bn(e) timedata = get_timedata("__timedata_task", e.data) if not timedata: return time, cpu = timedata bsdir = os.path.join(bb.data.getVar('BUILDSTATS_BASE', e.data, True), bn) taskdir = os.path.join(bsdir, bb.data.expand("${PF}", e.data)) ############################################## # If the task fails dump the regular data. # fgrep -R "FAILED" # will grep all the events that failed. ############################################## file = open(os.path.join(taskdir, e.task), "a") file.write(bb.data.expand("${PF}: %s: Elapsed time: %0.2f seconds \n" % (e.task, time), e.data)) if cpu: file.write("CPU usage: %0.1f%% \n" % cpu) file.write("Status: FAILED") file.close() ############################################## # Lets make things easier and tell people where the build failed in build_status # We do this here because BuildCompleted triggers no matter what the status of the # build actually is ############################################## build_status = os.path.join(bsdir, "build_stats") file = open(build_status,"a") file.write(bb.data.expand("Failed at: ${PF} at task: %s \n" % e.task, e.data)) file.close() } addhandler run_buildstats