blob: 3c1baa219843dbfcaab37ca188dffe4acebd8776 [file] [log] [blame]
from django.http import HttpResponse, HttpResponseServerError
from monitor import driver
from core.models import *
from services.hpc.models import *
from services.requestrouter.models import *
import xos.settings
import json
import os
import time
def get_service_slices(service):
try:
return service.slices.all()
except:
# this field used to be improperly named, and makemigrations won't fix it
return service.service.all()
def HpcConfig(request):
hpcSlice=None
cmiSlice=None
redirSlice=None
demuxSlice=None
node_slicename = request.GET.get("slicename", None)
if not node_slicename:
return HttpResponseServerError("Error: no slicename passed in request")
# search for an HPC Service that owns the slicename that was passed
# to us.
hpc=None
for candidate in HpcService.objects.all():
if candidate.cmi_hostname == node_slicename:
# A hack for standalone CMIs that aren't managed by XOS. Set
# /etc/slicename to cmi_hostname that's configured in the
# HPCService object.
hpc = candidate
for slice in get_service_slices(candidate):
if slice.name == node_slicename:
hpc = candidate
if (not hpc):
return HttpResponseServerError("Error: no HPC service")
for slice in get_service_slices(hpc):
if "cmi" in slice.name:
cmiSlice = slice
elif ("hpc" in slice.name) or ("vcoblitz" in slice.name):
hpcSlice = slice
elif "redir" in slice.name:
redirSlice = slice
elif "demux" in slice.name:
demuxSlice = slice
if (hpc.cmi_hostname):
cmi_hostname = hpc.cmi_hostname
else:
if not cmiSlice:
return HttpResponseServerError("Error: no CMI slice")
if len(cmiSlice.instances.all())==0:
return HttpResponseServerError("Error: CMI slice has no instances")
# for now, assuming using NAT
cmi_hostname = cmiSlice.instances.all()[0].node.name
if not hpcSlice:
return HttpResponseServerError("Error: no HPC slice")
if (redirSlice==None) or (demuxSlice==None):
# The HPC Service didn't have a dnsredir or a dnsdemux, so try looking
# in the RequestRouterService for one.
rr = RequestRouterService.objects.all()
if not (rr):
return HttpResponseServerError("Error: no RR service")
rr = rr[0]
try:
slices = rr.slices.all()
except:
# this field used to be improperly named, and makemigrations won't fix it
slices = rr.service.all()
for slice in slices:
if "redir" in slice.name:
redirSlice = slice
elif "demux" in slice.name:
demuxSlice = slice
if not redirSlice:
return HttpResponseServerError("Error: no dnsredir slice")
if not demuxSlice:
return HttpResponseServerError("Error: no dnsdemux slice")
d = {}
d["hpc_slicename"] = hpcSlice.name
d["redir_slicename"] = redirSlice.name
d["demux_slicename"] = demuxSlice.name
d["cmi_hostname"] = cmi_hostname
d["xos_hostname"] = xos.settings.RESTAPI_HOSTNAME
d["xos_port"] = str(xos.settings.RESTAPI_PORT)
if hpc.hpc_port80:
d["hpc_port80"] = "True"
else:
d["hpc_port80"] = "False"
return HttpResponse("""# auto-generated by HpcConfig
ENABLE_PLC=False
ENABLE_PS=True
BASE_HRN="princeton"
RELEVANT_SERVICE_NAMES=['vcoblitz', 'coredirect', 'codnsdemux', "syndicate_comon_server"]
COBLITZ_SLICE_NAME=BASE_HRN+"_vcoblitz"
COBLITZ_SLICE_ID=70
COBLITZ_PS_SLICE_NAME="{hpc_slicename}"
DNSREDIR_SLICE_NAME=BASE_HRN+"_coredirect"
DNSREDIR_SLICE_ID=71
DNSREDIR_PS_SLICE_NAME="{redir_slicename}"
DNSDEMUX_SLICE_NAME=BASE_HRN+"_codnsdemux"
DNSDEMUX_SLICE_ID=69
DNSDEMUX_PS_SLICE_NAME="{demux_slicename}"
CMI_URL="http://{cmi_hostname}/"
CMI_HTTP_PORT="8004"
CMI_HTTPS_PORT="8003"
PUPPET_MASTER_HOSTNAME="{cmi_hostname}"
PUPPET_MASTER_PORT="8140"
PS_HOSTNAME="{xos_hostname}"
PS_PORT="{xos_port}"
COBLITZ_PORT_80={hpc_port80}
""".format(**d))