def retire_lcs(name,
ip,
byip=util.Cache(timeout=60*60,
update_fn=srv_cfg_by_ip)):
cm = cm_by_name(name)
region = region_by_name(name)
srvs = byip.get().get(ip, (None, []))[1]
txn = redis_shell.pipeline()
if srvs:
scores = [redis_shell.zscore(region + ':slices', srv) for srv in srvs]
pairs = {"<empty:%s>" % int(score): score
for score in scores
if score}
if pairs:
txn.zadd(region + ":slices", **pairs)
txn.zrem(region + ":slices", *srvs)
txn.hdel('srv->cfg', *srvs)
txn.incr('srvcount')
else:
print "No configs left to delete for %s." % name
# Check whether this server is in the queue (because of recycling).
for cfg in redis_shell.lrange(region + ':srvq', 0, -1):
if cfg.split('|')[0] == ip:
txn.lrem(region + ':srvq', cfg)
txn.lrem(cm + ':vpss', name)
txn.incr(cm + ':vpss:version')
txn.execute()
def retire_lcs(name,
ip,
# It's safe to cache this because a proxy will take at least 24h
# since the time it's recycled (and thus new server IDs can be
# entered for it) and the time it's destroyed. To be more
# precise, 24h must elapse since the time it's been _split_. For
# this to work, it's crucial to remove the
# /home/lantern/server_split flag file whenever we recycle
# proxies.
byip=util.Cache(timeout=60*60,
update_fn=srv_cfg_by_ip)):
cm = cm_by_name(name)
region = region_by_name(name)
srvs = byip.get().get(ip, (None, []))[1]
txn = redis_shell.pipeline()
if srvs:
scores = [redis_shell.zscore(region + ':slices', srv) for srv in srvs]
pairs = {"<empty:%s>" % int(score): score
for score in scores
if score}
if pairs:
txn.zadd(region + ":slices", **pairs)
txn.zrem(region + ":slices", *srvs)
txn.hdel('srv->cfg', *srvs)
txn.incr('srvcount')
else:
print "No configs left to delete for %s." % name
# Check whether this server is in the queue (because of recycling).
for cfg in redis_shell.lrange(region + ':srvq', 0, -1):
if cfg.split('|')[0] == ip:
txn.lrem(region + ':srvq', cfg)
txn.lrem(cm + ':vpss', name)
txn.incr(cm + ':vpss:version')
txn.execute()
def remove_if_there(k):
score = redis_shell.zscore(slices_key, k)
if score is None:
return False
else:
txn.zrem(slices_key, k)
txn.zadd(slices_key, "<empty:%s>" % int(score), score)
return True
def remove_if_there(k):
score = redis_shell.zscore(slices_key, k)
if score is None:
return False
else:
txn.zrem(slices_key, k)
txn.zadd(slices_key, "<empty:%s>" % int(score), score)
return True
def proxy_status(name=None, ip=None, srv=None):
name, _, srv = nameipsrv(name, ip, srv)
if srv is None:
return 'baked-in'
elif redis_shell.zscore(region_by_name(name) + ':slices', srv) is None:
return 'closed'
else:
return 'open'
def proxy_status(name=None, ip=None, srv=None):
name, _, srv = nameipsrv(name, ip, srv)
if srv is None:
return 'baked-in'
elif redis_shell.zscore(region_by_name(name) + ':slices', srv) is None:
return 'closed'
else:
return 'open'
def am_I_closed():
srv = redis_shell.hget('name->srv', instance_id)
if srv is None:
print "I'm retired or a baked in proxy"
return False
if redis_shell.zscore(region + ':slices', srv) is not None:
print "I'm open"
return False
print "I'm closed"
return True
def proxy_status(name=None, ip=None, srv=None):
name, _, srv = nameipsrv(name, ip, srv)
if srv is None:
if name is not None:
region = region_by_name(name)
for qentry in redis_shell.lrange(region + ':srvq', 0, -1):
if qentry.split('|')[1] == name:
return 'enqueued'
return 'baked-in'
elif redis_shell.zscore(region_by_name(name) + ':slices', srv) is None:
return 'closed'
else:
return 'open'
def proxy_status(name=None, ip=None, srv=None):
name, _, srv = nameipsrv(name, ip, srv)
if srv is None:
if name is not None:
region = region_by_name(name)
for qentry in redis_shell.lrange(region + ':srvq', 0, -1):
if qentry.split('|')[1] == name:
return 'enqueued'
return 'baked-in'
elif redis_shell.zscore(region_by_name(name) + ':slices', srv) is None:
return 'closed'
else:
return 'open'
def fp_status(name):
if not name.startswith('fp-'):
return "n/a"
ip = ip_by_name().get(name)
if not ip:
return "destroyed"
if ip in bakedin():
return "baked-in"
cfgs = srv_cfg_by_name(name)
if not cfgs:
return "???"
region = vps_util.region_by_name(name)
for cfg in cfgs[1]:
if redis_shell.zscore(region + ':slices', cfg):
return "open"
else:
return "full"
def fp_status(name):
if not name.startswith('fp-'):
return "n/a"
ip = ip_by_name().get(name)
if not ip:
return "destroyed"
if ip in bakedin():
return "baked-in"
cfg = srv_cfg_by_name(name)
if not cfg:
return "???"
region = vps_util.region_by_name(name)
for srv in cfg[1]:
for suffix in ["", "|0"]:
if redis_shell.zscore(region + ':slices', "%s%s" % (srv, suffix)):
return "open"
else:
return "full"
def retire_lcs(name,
ip,
byip=util.Cache(timeout=60 * 60, update_fn=srv_cfg_by_ip)):
cm = cm_by_name(name)
region = region_by_name(name)
srvs = byip.get().get(ip, (None, []))[1]
txn = redis_shell.pipeline()
if srvs:
scores = [redis_shell.zscore(region + ':slices', srv) for srv in srvs]
pairs = {"<empty:%s>" % int(score): score for score in scores if score}
if pairs:
txn.zadd(region + ":slices", **pairs)
txn.zrem(region + ":slices", *srvs)
txn.hdel('srv->cfg', *srvs)
txn.incr('srvcount')
else:
print "No configs left to delete for %s." % name
# Check whether this server is in the queue (because of recycling).
for cfg in redis_shell.lrange(region + ':srvq', 0, -1):
if cfg.split('|')[0] == ip:
txn.lrem(region + ':srvq', cfg)
txn.lrem(cm + ':vpss', name)
txn.incr(cm + ':vpss:version')
txn.execute()
