| from bigquery_analytics import BigQueryAnalytics, BIGQUERY_AVAILABLE |
| import datetime |
| import re |
| import os |
| import sys |
| import time |
| import json |
| import traceback |
| import urllib2 |
| |
| # XXX hardcoded path |
| sys.path.append("/opt/xos") |
| |
| os.environ.setdefault("DJANGO_SETTINGS_MODULE", "xos.settings") |
| from django.conf import settings |
| from django import db |
| from django.db import connection |
| from core.models import Slice, Instance, ServiceClass, Reservation, Tag, Network, User, Node, Image, Deployment, Site, NetworkTemplate, NetworkSlice, Service |
| |
| BLUE_LOAD=5000000 |
| RED_LOAD=15000000 |
| |
| glo_cached_queries = {} |
| |
| class XOSAnalytics(BigQueryAnalytics): |
| def __init__(self, tableName=None): |
| if not tableName: |
| tableName = settings.BIGQUERY_TABLE |
| |
| BigQueryAnalytics.__init__(self, tableName) |
| |
| def service_to_sliceNames(self, serviceName): |
| service=Service.objects.get(name=serviceName) |
| try: |
| slices = service.slices.all() |
| except: |
| # BUG in data model -- Slice.service has related name 'service' and |
| # it should be 'slices' |
| slices = service.service.all() |
| |
| return [slice.name for slice in slices] |
| |
| def compose_query(self, filter={}, timeBucket="60", avg=[], sum=[], count=[], computed=[], val=[], groupBy=["Time"], orderBy=["Time"], tableName=None, latest=False, maxAge=60*60): |
| if tableName is None: |
| tableName = self.tableName |
| |
| maxAge = maxAge * 1000 |
| tablePart = "[%s.%s@-%d--1]" % ("vicci", tableName, maxAge) |
| |
| fields = [] |
| fieldNames = [] |
| srcFieldNames = ["time"] |
| |
| fields.append("SEC_TO_TIMESTAMP(INTEGER(TIMESTAMP_TO_SEC(time)/%s)*%s) as Time" % (str(timeBucket),str(timeBucket))) |
| #fields.append("INTEGER(TIMESTAMP_TO_SEC(time)/%s)*%s as Time" % (str(timeBucket),str(timeBucket))) |
| |
| for fieldName in avg: |
| fields.append("AVG(%s) as avg_%s" % (fieldName, fieldName.replace("%",""))) |
| fieldNames.append("avg_%s" % fieldName.replace("%","")) |
| srcFieldNames.append(fieldName) |
| |
| for fieldName in sum: |
| fields.append("SUM(%s) as sum_%s" % (fieldName, fieldName.replace("%",""))) |
| fieldNames.append("sum_%s" % fieldName.replace("%","")) |
| srcFieldNames.append(fieldName) |
| |
| for fieldName in count: |
| fields.append("COUNT(distinct %s) as count_%s" % (fieldName, fieldName.replace("%",""))) |
| fieldNames.append("count_%s" % fieldName.replace("%","")) |
| srcFieldNames.append(fieldName) |
| |
| for fieldName in val: |
| fields.append(fieldName) |
| fieldNames.append(fieldName) |
| srcFieldNames.append(fieldName) |
| |
| for fieldName in computed: |
| operator = "/" |
| parts = fieldName.split("/") |
| computedFieldName = "computed_" + parts[0].replace("%","")+"_div_"+parts[1].replace("%","") |
| if len(parts)==1: |
| operator = "*" |
| parts = computed.split("*") |
| computedFieldName = "computed_" + parts[0].replace("%","")+"_mult_"+parts[1].replace("%","") |
| fields.append("SUM(%s)%sSUM(%s) as %s" % (parts[0], operator, parts[1], computedFieldName)) |
| fieldNames.append(computedFieldName) |
| srcFieldNames.append(parts[0]) |
| srcFieldNames.append(parts[1]) |
| |
| for fieldName in groupBy: |
| if (fieldName not in ["Time"]): |
| fields.append(fieldName) |
| fieldNames.append(fieldName) |
| srcFieldNames.append(fieldName) |
| |
| fields = ", ".join(fields) |
| |
| where = [] |
| |
| if filter.get("slice",None): |
| where.append("%%slice='%s'" % filter["slice"]) |
| if filter.get("site",None): |
| where.append("%%site='%s'" % filter["site"]) |
| if filter.get("node",None): |
| where.append("%%hostname='%s'" % filter["node"]) |
| if filter.get("event",None): |
| where.append("event='%s'" % filter["event"]) |
| if filter.get("service",None): |
| sliceNames = self.service_to_sliceNames(filter["service"]) |
| if sliceNames: |
| where.append("(" + " OR ".join(["%%slice='%s'" % sliceName for sliceName in sliceNames]) +")") |
| |
| if where: |
| where = " WHERE " + " AND ".join(where) |
| else: |
| where ="" |
| |
| if groupBy: |
| groupBySub = " GROUP BY " + ",".join(groupBy + ["%hostname"]) |
| groupBy = " GROUP BY " + ",".join(groupBy) |
| else: |
| groupBySub = " GROUP BY %hostname" |
| groupBy = "" |
| |
| if orderBy: |
| orderBy = " ORDER BY " + ",".join(orderBy) |
| else: |
| orderBy = "" |
| |
| if latest: |
| latestFields = ["table1.%s as %s" % (x,x) for x in srcFieldNames] |
| latestFields = ", ".join(latestFields) |
| tablePart = """(SELECT %s FROM %s AS table1 |
| JOIN |
| (SELECT %%hostname, event, max(time) as maxtime from %s GROUP BY %%hostname, event) AS latest |
| ON |
| table1.%%hostname = latest.%%hostname AND table1.event = latest.event AND table1.time = latest.maxtime)""" % (latestFields, tablePart, tablePart) |
| |
| if computed: |
| subQuery = "SELECT %%hostname, %s FROM %s" % (fields, tablePart) |
| if where: |
| subQuery = subQuery + where |
| subQuery = subQuery + groupBySub |
| |
| sumFields = [] |
| for fieldName in fieldNames: |
| if fieldName.startswith("avg"): |
| sumFields.append("AVG(%s) as avg_%s"%(fieldName,fieldName)) |
| sumFields.append("MAX(%s) as max_%s"%(fieldName,fieldName)) |
| elif (fieldName.startswith("count")) or (fieldName.startswith("sum")) or (fieldName.startswith("computed")): |
| sumFields.append("SUM(%s) as sum_%s"%(fieldName,fieldName)) |
| else: |
| sumFields.append(fieldName) |
| |
| sumFields = ",".join(sumFields) |
| |
| query = "SELECT %s, %s FROM (%s)" % ("Time", sumFields, subQuery) |
| if groupBy: |
| query = query + groupBy |
| if orderBy: |
| query = query + orderBy |
| else: |
| query = "SELECT %s FROM %s" % (fields, tablePart) |
| if where: |
| query = query + " " + where |
| if groupBy: |
| query = query + groupBy |
| if orderBy: |
| query = query + orderBy |
| |
| return query |
| |
| def get_list_from_req(self, req, name, default=[]): |
| value = req.GET.get(name, None) |
| if not value: |
| return default |
| value=value.replace("@","%") |
| return value.split(",") |
| |
| def format_result(self, format, result, query, dataSourceUrl): |
| if not BIGQUERY_AVAILABLE: |
| msg = "BigQuery Statistics Unavaiable" |
| else: |
| msg = None |
| |
| if (format == "json_dicts"): |
| result = {"query": query, "rows": result, "dataSourceUrl": dataSourceUrl, "msg": msg} |
| return ("application/javascript", json.dumps(result)) |
| |
| elif (format == "json_arrays"): |
| new_result = [] |
| for row in result: |
| new_row = [] |
| for key in sorted(row.keys()): |
| new_row.append(row[key]) |
| new_result.append(new_row) |
| new_result = {"query": query, "rows": new_result, "msg": msg} |
| return ("application/javascript", json.dumps(new_result)) |
| |
| elif (format == "html_table"): |
| new_rows = [] |
| for row in result: |
| new_row = [] |
| for key in sorted(row.keys()): |
| new_row.append("<TD>%s</TD>" % str(row[key])) |
| new_rows.append("<TR>%s</TR>" % "".join(new_row)) |
| |
| new_result = "<TABLE>%s</TABLE>" % "\n".join(new_rows) |
| |
| return ("text/html", new_result) |
| |
| def merge_datamodel_sites(self, rows, slice=None): |
| """ For a query that included "site" in its groupby, merge in the |
| opencloud site information. |
| """ |
| |
| if slice: |
| try: |
| slice = Slice.objects.get(name=slice) |
| except: |
| slice = None |
| |
| for row in rows: |
| sitename = row["site"] |
| try: |
| model_site = Site.objects.get(name=sitename) |
| except: |
| # we didn't find it in the data model |
| continue |
| |
| allocated_instances = 0 |
| if model_site and slice: |
| for instance in slice.instances.all(): |
| if instance.node.site == model_site: |
| allocated_instances = allocated_instances + 1 |
| |
| row["lat"] = float(model_site.location.latitude) |
| row["long"] = float(model_site.location.longitude) |
| row["url"] = model_site.site_url |
| row["numNodes"] = model_site.nodes.count() |
| row["allocated_instances"] = allocated_instances |
| |
| max_cpu = row.get("max_avg_cpu", row.get("max_cpu",0)) |
| cpu=float(max_cpu)/100.0 |
| row["hotness"] = max(0.0, ((cpu*RED_LOAD) - BLUE_LOAD)/(RED_LOAD-BLUE_LOAD)) |
| |
| def compose_cached_query(self, querySpec='default'): |
| """ Compose a query that returns the 'most recent' row for each (hostname, event) |
| pair. |
| |
| Note that groupByFields cannot contain any values that are 'Null' or those |
| rows will be excluded. For example, if groupByFields includes cp, then |
| there will be no libvirt_event rows, since libvirt_event does not have |
| cp. |
| |
| This means we can't really have 'one query to rule them'. Settle on |
| having a couple of different queries, and have the caller specify |
| which one he wants. |
| """ |
| |
| fieldNames = ["%hostname", "%bytes_sent", "%bytes_hit", "%healthy", "time", "event", "%site", "%elapsed", "%cpu"] |
| |
| if querySpec=="default": |
| groupByFields = ["%hostname", "event"] |
| elif (querySpec=="hpc"): |
| fieldNames.append("%cp") |
| groupByFields = ["%hostname", "event", "%cp"] |
| else: |
| raise ValueError("Unknown queryspec %s" % querySpec) |
| |
| fields = ["table1.%s AS %s" % (x,x) for x in fieldNames] |
| fields = ", ".join(fields) |
| |
| tableDesc = "%s.%s" % (self.projectName, self.tableName) |
| |
| groupByOn = ["table1.time = latest.maxtime"] |
| for field in groupByFields: |
| groupByOn.append("table1.%s = latest.%s" % (field, field)) |
| |
| groupByOn = " AND ".join(groupByOn) |
| groupByFields = ", ".join(groupByFields) |
| |
| base_query = "SELECT %s FROM [%s@-3600000--1] AS table1 JOIN (SELECT %s, max(time) as maxtime from [%s@-3600000--1] GROUP BY %s) AS latest ON %s" % \ |
| (fields, tableDesc, groupByFields, tableDesc, groupByFields, groupByOn) |
| |
| return base_query |
| |
| def get_cached_query_results(self, q, wait=True): |
| global glo_cached_queries |
| |
| if q in glo_cached_queries: |
| if (time.time() - glo_cached_queries[q]["time"]) <= 60: |
| print "using cached query" |
| return glo_cached_queries[q]["rows"] |
| |
| if not wait: |
| return None |
| |
| print "refreshing cached query" |
| result = self.run_query(q) |
| glo_cached_queries[q] = {"time": time.time(), "rows": result} |
| |
| return result |
| |
| def process_request(self, req): |
| print req.GET |
| |
| tqx = req.GET.get("tqx", None) |
| |
| slice = req.GET.get("slice", None) |
| site = req.GET.get("site", None) |
| node = req.GET.get("node", None) |
| service = req.GET.get("service", None) |
| event = req.GET.get("event", "libvirt_heartbeat") |
| cp = req.GET.get("cp", None) |
| |
| format = req.GET.get("format", "json_dicts") |
| |
| timeBucket = int(req.GET.get("timeBucket", 60)) |
| avg = self.get_list_from_req(req, "avg") |
| sum = self.get_list_from_req(req, "sum") |
| count = self.get_list_from_req(req, "count") |
| computed = self.get_list_from_req(req, "computed") |
| groupBy = self.get_list_from_req(req, "groupBy", ["Time"]) |
| orderBy = self.get_list_from_req(req, "orderBy", ["Time"]) |
| |
| maxRows = req.GET.get("maxRows", None) |
| mergeDataModelSites = req.GET.get("mergeDataModelSites", None) |
| |
| maxAge = int(req.GET.get("maxAge", 60*60)) |
| |
| cached = req.GET.get("cached", None) |
| cachedGroupBy = self.get_list_from_req(req, "cachedGroupBy", ["doesnotexist"]) |
| |
| filter={} |
| if slice: |
| filter["slice"] = slice |
| if site: |
| filter["site"] = site |
| if node: |
| filter["hostname"] = node |
| if event: |
| filter["event"] = event |
| if cp: |
| filter["cp"] = cp |
| |
| q = self.compose_query(filter, timeBucket, avg, sum, count, computed, [], groupBy, orderBy, maxAge=maxAge) |
| |
| print q |
| |
| dataSourceUrl = "http://" + req.META["SERVER_NAME"] + ":" + req.META["SERVER_PORT"] + req.META["PATH_INFO"] + "?" + req.META["QUERY_STRING"].replace("format=","origFormat=").replace("%","%25") + "&format=charts"; |
| |
| if (format=="dataSourceUrl"): |
| result = {"dataSourceUrl": dataSourceUrl} |
| return ("application/javascript", result) |
| |
| elif (format=="raw"): |
| result = self.run_query_raw(q) |
| result["dataSourceUrl"] = dataSourceUrl |
| |
| result = json.dumps(result); |
| |
| return ("application/javascript", result) |
| |
| elif (format=="nodata"): |
| result = {"dataSourceUrl": dataSourceUrl, "query": q} |
| result = json.dumps(result); |
| return {"application/javascript", result} |
| |
| elif (format=="charts"): |
| bq_result = self.run_query_raw(q) |
| |
| # cloudscrutiny code is probably better! |
| table = {} |
| table["cols"] = self.schema_to_cols(bq_result["schema"]) |
| rows = [] |
| if "rows" in bq_result: |
| for row in bq_result["rows"]: |
| rowcols = [] |
| for (colnum,col) in enumerate(row["f"]): |
| if (colnum==0): |
| dt = datetime.datetime.fromtimestamp(float(col["v"])) |
| rowcols.append({"v": 'new Date("%s")' % dt.isoformat()}) |
| else: |
| try: |
| rowcols.append({"v": float(col["v"])}) |
| except: |
| rowcols.append({"v": col["v"]}) |
| rows.append({"c": rowcols}) |
| table["rows"] = rows |
| |
| if tqx: |
| reqId = tqx.strip("reqId:") |
| else: |
| reqId = "0" |
| |
| result = {"status": "okColumnChart", "reqId": reqId, "table": table, "version": "0.6"} |
| |
| result = "google.visualization.Query.setResponse(" + json.dumps(result) + ");" |
| |
| def unquote_it(x): return x.group()[1:-1].replace('\\"', '"') |
| |
| p = re.compile(r'"new Date\(\\"[^"]*\\"\)"') |
| result=p.sub(unquote_it, result) |
| |
| return ("application/javascript", result) |
| |
| else: |
| if cached: |
| results = self.get_cached_query_results(self.compose_cached_query(cached)) |
| |
| result = self.postprocess_results(results, filter=filter, sum=sum, count=count, avg=avg, computed=computed, maxDeltaTime=120, groupBy=cachedGroupBy) |
| else: |
| result = self.run_query(q) |
| |
| if maxRows: |
| result = result[-int(maxRows):] |
| |
| if mergeDataModelSites: |
| self.merge_datamodel_sites(result) |
| |
| return self.format_result(format, result, q, dataSourceUrl) |
| |
| def DoXOSAnalytics(request): |
| bq = XOSAnalytics() |
| result = bq.process_request(request) |
| |
| return result |
| |
| def main(): |
| bq = XOSAnalytics(tableName="demoevents") |
| |
| q = bq.compose_cached_query() |
| results = bq.run_query(q) |
| |
| #results = bq.postprocess_results(results, |
| # filter={"slice": "HyperCache"}, |
| # groupBy=["site"], |
| # computed=["bytes_sent/elapsed"], |
| # sum=["bytes_sent", "computed_bytes_sent_div_elapsed"], avg=["cpu"], |
| # maxDeltaTime=60) |
| |
| #results = bq.postprocess_results(results, filter={"slice": "HyperCache"}, maxi=["cpu"], count=["hostname"], computed=["bytes_sent/elapsed"], groupBy=["Time", "site"], maxDeltaTime=80) |
| |
| results = bq.postprocess_results(results,filter={"event": "libvirt_heartbeat"}, avg=["cpu"], count=["hostname"], groupBy=["doesnotexist"]) |
| |
| bq.dump_table(results) |
| |
| sys.exit(0) |
| |
| q=bq.compose_query(sum=["%bytes_sent"], avg=["%cpu"], latest=True, groupBy=["Time", "%site"]) |
| print q |
| bq.dump_table(bq.run_query(q)) |
| |
| q=bq.compose_query(avg=["%cpu","%bandwidth"], count=["%hostname"], slice="HyperCache") |
| print q |
| bq.dump_table(bq.run_query(q)) |
| |
| q=bq.compose_query(computed=["%bytes_sent/%elapsed"]) |
| print |
| print q |
| bq.dump_table(bq.run_query(q)) |
| |
| q=bq.compose_query(timeBucket=60*60, avg=["%cpu"], count=["%hostname"], computed=["%bytes_sent/%elapsed"]) |
| print |
| print q |
| bq.dump_table(bq.run_query(q)) |
| |
| if __name__ == "__main__": |
| main() |
| |
| |
| |
| |
| |