def render_GET(self, request):
from rrdweb.setting import setting
db_rel_path = "/".join(request.path.split("/")[2:])
db_abs_path = "%s/%s" % (setting["rrd_root"], db_rel_path)
if not os.path.isfile(db_abs_path):
return "File not found!"
rrdinfo = rrd.getinfo(db_abs_path)
ds_all = rrdinfo["ds"]
end = request.args.get("end", ["now"])[0]
start = request.args.get("start", ["-8h"])[0]
width = request.args.get("width", ["400"])[0]
height = request.args.get("height", ["100"])[0]
title = request.args.get("title", os.path.splitext(db_rel_path))[0]
ds = request.args.get("ds", None)
shape = request.args.get("shape", ["LINE2"])[0].upper()
upper = request.args.get("upper", "0")[0]
lower = request.args.get("lower", "0")[0]
if ds:
ds = filter(lambda x: x in ds_all, ds[0].split(","))
else:
ds = ds_all.keys()
request.setHeader("Content-Type", "text/plain")
return rrd.graph(db_abs_path, start=start, end=end,
width=width, height=height,
title=title, ds=ds, shape=shape,
upper=upper, lower=lower)
def build_view_context(request):
from rrdweb.setting import setting
db_rel_path = "/".join(request.path.split("/")[2:])
db_abs_path = "%s/%s" % (setting["rrd_root"], db_rel_path)
if not os.path.isfile(db_abs_path):
raise IOError("No such file or directory: %s" % db_abs_path)
rrdinfo = rrd.getinfo(db_abs_path)
ds_all = rrdinfo["ds"]
end_time = request.args.get("end_time", ["now"])[0]
start_time = request.args.get("start_time", ["-8h"])[0]
width = request.args.get("width", ["600"])[0]
height = request.args.get("height", ["150"])[0]
title = request.args.get("title", [db_rel_path])[0]
ds = request.args.get("ds", [])
shape = request.args.get("shape", ["LINE2"])[0].upper()
upper = request.args.get("lower", "0")[0]
lower = request.args.get("upper", "0")[0]
if ds:
ds = list(set(filter(lambda x: x in ds_all, ds)))
else:
ds = ds_all.keys()
urlparam = urllib.urlencode(dict(ds=",".join(ds),
width=width,
height=height,
start=start_time,
shape=shape,
upper=upper,
lower=lower,
title=title,
end=end_time))
context = dict(graph=db_rel_path + "?" + urlparam,
up=os.path.dirname(request.path),
ds_all=ds_all,
start_time=start_time,
end_time=end_time,
width=width,
height=height,
title=title,
shape=shape,
upper=upper,
lower=lower,
ds_selected=dict([(k, 1) for k in ds]))
return context
