Adapted admin cache action for gae
This commit is contained in:
Alan Etkin
@@ -16,6 +16,8 @@ try:
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except ImportError:
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pgv = None
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is_gae = request.env.web2py_runtime_gae or False
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# ## critical --- make a copy of the environment
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global_env = copy.copy(globals())
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@@ -359,36 +361,43 @@ def state():
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def ccache():
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cache.ram.initialize()
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cache.disk.initialize()
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if is_gae:
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form = FORM(
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P(TAG.BUTTON(T("Clear CACHE?"), _type="submit", _name="yes", _value="yes")))
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else:
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cache.ram.initialize()
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cache.disk.initialize()
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form = FORM(
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P(TAG.BUTTON(
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T("Clear CACHE?"), _type="submit", _name="yes", _value="yes")),
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P(TAG.BUTTON(
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T("Clear RAM"), _type="submit", _name="ram", _value="ram")),
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P(TAG.BUTTON(
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T("Clear DISK"), _type="submit", _name="disk", _value="disk")),
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)
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form = FORM(
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P(TAG.BUTTON(
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T("Clear CACHE?"), _type="submit", _name="yes", _value="yes")),
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P(TAG.BUTTON(
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T("Clear RAM"), _type="submit", _name="ram", _value="ram")),
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P(TAG.BUTTON(
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T("Clear DISK"), _type="submit", _name="disk", _value="disk")),
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)
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if form.accepts(request.vars, session):
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clear_ram = False
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clear_disk = False
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session.flash = ""
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if request.vars.yes:
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clear_ram = clear_disk = True
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if request.vars.ram:
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clear_ram = True
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if request.vars.disk:
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clear_disk = True
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if clear_ram:
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cache.ram.clear()
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session.flash += T("Ram Cleared")
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if clear_disk:
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cache.disk.clear()
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session.flash += T("Disk Cleared")
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if is_gae:
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if request.vars.yes:
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cache.ram.clear()
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session.flash += T("Cache Cleared")
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else:
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clear_ram = False
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clear_disk = False
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if request.vars.yes:
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clear_ram = clear_disk = True
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if request.vars.ram:
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clear_ram = True
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if request.vars.disk:
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clear_disk = True
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if clear_ram:
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cache.ram.clear()
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session.flash += T("Ram Cleared")
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if clear_disk:
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cache.disk.clear()
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session.flash += T("Disk Cleared")
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redirect(URL(r=request))
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try:
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@@ -414,6 +423,7 @@ def ccache():
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'oldest': time.time(),
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'keys': []
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}
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disk = copy.copy(ram)
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total = copy.copy(ram)
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disk['keys'] = []
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@@ -428,72 +438,81 @@ def ccache():
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return (hours, minutes, seconds)
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for key, value in cache.ram.storage.iteritems():
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if isinstance(value, dict):
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ram['hits'] = value['hit_total'] - value['misses']
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ram['misses'] = value['misses']
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try:
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ram['ratio'] = ram['hits'] * 100 / value['hit_total']
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except (KeyError, ZeroDivisionError):
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ram['ratio'] = 0
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else:
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if hp:
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ram['bytes'] += hp.iso(value[1]).size
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ram['objects'] += hp.iso(value[1]).count
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ram['entries'] += 1
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if value[0] < ram['oldest']:
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ram['oldest'] = value[0]
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ram['keys'].append((key, GetInHMS(time.time() - value[0])))
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folder = os.path.join(request.folder,'cache')
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if not os.path.exists(folder):
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os.mkdir(folder)
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locker = open(os.path.join(folder, 'cache.lock'), 'a')
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portalocker.lock(locker, portalocker.LOCK_EX)
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disk_storage = shelve.open(
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os.path.join(folder, 'cache.shelve'))
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try:
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for key, value in disk_storage.items():
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if is_gae:
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gae_stats = cache.ram.client.get_stats()
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try:
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gae_stats['ratio'] = ((gae_stats['hits'] * 100) /
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(gae_stats['hits'] + gae_stats['misses']))
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except ZeroDivisionError:
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gae_stats['ratio'] = T("?")
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gae_stats['oldest'] = GetInHMS(time.time() - gae_stats['oldest_item_age'])
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total.update(gae_stats)
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else:
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for key, value in cache.ram.storage.iteritems():
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if isinstance(value, dict):
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disk['hits'] = value['hit_total'] - value['misses']
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disk['misses'] = value['misses']
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ram['hits'] = value['hit_total'] - value['misses']
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ram['misses'] = value['misses']
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try:
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disk['ratio'] = disk['hits'] * 100 / value['hit_total']
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ram['ratio'] = ram['hits'] * 100 / value['hit_total']
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except (KeyError, ZeroDivisionError):
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disk['ratio'] = 0
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ram['ratio'] = 0
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else:
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if hp:
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disk['bytes'] += hp.iso(value[1]).size
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disk['objects'] += hp.iso(value[1]).count
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disk['entries'] += 1
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if value[0] < disk['oldest']:
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disk['oldest'] = value[0]
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disk['keys'].append((key, GetInHMS(time.time() - value[0])))
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ram['bytes'] += hp.iso(value[1]).size
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ram['objects'] += hp.iso(value[1]).count
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ram['entries'] += 1
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if value[0] < ram['oldest']:
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ram['oldest'] = value[0]
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ram['keys'].append((key, GetInHMS(time.time() - value[0])))
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folder = os.path.join(request.folder,'cache')
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if not os.path.exists(folder):
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os.mkdir(folder)
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locker = open(os.path.join(folder, 'cache.lock'), 'a')
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portalocker.lock(locker, portalocker.LOCK_EX)
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disk_storage = shelve.open(
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os.path.join(folder, 'cache.shelve'))
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try:
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for key, value in disk_storage.items():
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if isinstance(value, dict):
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disk['hits'] = value['hit_total'] - value['misses']
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disk['misses'] = value['misses']
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try:
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disk['ratio'] = disk['hits'] * 100 / value['hit_total']
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except (KeyError, ZeroDivisionError):
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disk['ratio'] = 0
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else:
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if hp:
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disk['bytes'] += hp.iso(value[1]).size
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disk['objects'] += hp.iso(value[1]).count
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disk['entries'] += 1
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if value[0] < disk['oldest']:
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disk['oldest'] = value[0]
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disk['keys'].append((key, GetInHMS(time.time() - value[0])))
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finally:
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portalocker.unlock(locker)
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locker.close()
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disk_storage.close()
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finally:
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portalocker.unlock(locker)
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locker.close()
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disk_storage.close()
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total['entries'] = ram['entries'] + disk['entries']
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total['bytes'] = ram['bytes'] + disk['bytes']
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total['objects'] = ram['objects'] + disk['objects']
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total['hits'] = ram['hits'] + disk['hits']
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total['misses'] = ram['misses'] + disk['misses']
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total['keys'] = ram['keys'] + disk['keys']
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try:
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total['ratio'] = total['hits'] * 100 / (total['hits'] +
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total['entries'] = ram['entries'] + disk['entries']
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total['bytes'] = ram['bytes'] + disk['bytes']
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total['objects'] = ram['objects'] + disk['objects']
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total['hits'] = ram['hits'] + disk['hits']
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total['misses'] = ram['misses'] + disk['misses']
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total['keys'] = ram['keys'] + disk['keys']
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try:
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total['ratio'] = total['hits'] * 100 / (total['hits'] +
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total['misses'])
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except (KeyError, ZeroDivisionError):
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total['ratio'] = 0
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except (KeyError, ZeroDivisionError):
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total['ratio'] = 0
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if disk['oldest'] < ram['oldest']:
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total['oldest'] = disk['oldest']
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else:
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total['oldest'] = ram['oldest']
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if disk['oldest'] < ram['oldest']:
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total['oldest'] = disk['oldest']
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else:
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total['oldest'] = ram['oldest']
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ram['oldest'] = GetInHMS(time.time() - ram['oldest'])
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disk['oldest'] = GetInHMS(time.time() - disk['oldest'])
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total['oldest'] = GetInHMS(time.time() - total['oldest'])
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ram['oldest'] = GetInHMS(time.time() - ram['oldest'])
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disk['oldest'] = GetInHMS(time.time() - disk['oldest'])
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total['oldest'] = GetInHMS(time.time() - total['oldest'])
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def key_table(keys):
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return TABLE(
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@@ -502,9 +521,10 @@ def ccache():
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**dict(_class='cache-keys',
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_style="border-collapse: separate; border-spacing: .5em;"))
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ram['keys'] = key_table(ram['keys'])
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disk['keys'] = key_table(disk['keys'])
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total['keys'] = key_table(total['keys'])
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if not is_gae:
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ram['keys'] = key_table(ram['keys'])
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disk['keys'] = key_table(disk['keys'])
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total['keys'] = key_table(total['keys'])
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return dict(form=form, total=total,
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ram=ram, disk=disk, object_stats=hp != False)
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