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-rw-r--r--src/chameleon/aai_processor.clj68
-rw-r--r--src/chameleon/config.clj6
-rw-r--r--src/chameleon/event.clj4
-rw-r--r--src/chameleon/handler.clj10
-rw-r--r--src/chameleon/route.clj10
-rw-r--r--src/chameleon/txform.clj19
6 files changed, 61 insertions, 56 deletions
diff --git a/src/chameleon/aai_processor.clj b/src/chameleon/aai_processor.clj
index 7025c31..d1a7d25 100644
--- a/src/chameleon/aai_processor.clj
+++ b/src/chameleon/aai_processor.clj
@@ -1,8 +1,25 @@
(ns chameleon.aai-processor
- (:require [chameleon.txform :refer :all]
- [chameleon.route :refer :all]
- [cheshire.core :refer :all]
- [clojure.set :refer :all]))
+ (:require
+ [chameleon.route :refer :all]
+ [cheshire.core :refer :all]
+ [integrant.core :as ig]
+ [clojure.set :refer :all]))
+
+(defonce ^:private p-attr (atom nil))
+(defonce ^:private t-attr (atom nil))
+
+(defmethod ig/init-key :chameleon/aai-processor [_ {:keys [provenance-attr truth-attr]}]
+ (reset! p-attr provenance-attr)
+ (reset! t-attr truth-attr))
+
+(defmethod ig/halt-key! :chameleon/aai-processor [_ _]
+ (reset! p-attr nil)
+ (reset! t-attr nil))
+
+(defn- map-keywords
+ "Maps all string based keys to keywords"
+ [kmap]
+ (into {} (for [[key value] kmap] [(keyword key) value])))
(defn- gen-trim-relationship
"Generates a trimmed down version of the relationship containing only the id, type, url, and target"
@@ -25,19 +42,23 @@
(let [resource-type (get-in body ["properties" "_type"])
id (body "_id")
type (get-in body ["properties" "type"])
- properties (body "properties")
- entity-response {
- "id" id
- "type" type
- "properties" (dissoc properties "_type" "type")
- }]
+ properties (body "properties")]
(if (= resource-type "entity")
; Transform into an entity type
(let [relationships (body "relationships")]
- (assoc entity-response
- "in" (into [] (map gen-trim-relationship (filter #(= (get-in % ["target" "id"]) id) relationships)))
- "out" (into [] (map gen-trim-relationship (filter #(= (get-in % ["source" "id"]) id) relationships)))))
- entity-response)))
+ {
+ "id" id
+ "type" type
+ "properties" (dissoc properties "_type" "type")
+ "in" (into [] (map gen-trim-relationship (filter #(= (get-in % ["target" "id"]) id) relationships)))
+ "out" (into [] (map gen-trim-relationship (filter #(= (get-in % ["source" "id"]) id) relationships)))
+ })
+ ; Transform into a relationship type
+ {
+ "id" id
+ "type" type
+ "properties" (dissoc properties "_type" "type")
+ })))
(defn from-spike
"Transforms Spike-based event payloads to a format accepted by Gallifrey for vertices and relationships"
@@ -53,12 +74,13 @@
entity (map-keywords (parse-type txpayload))
key (:key entity)
properties (assoc (:properties entity) :type (:type entity))
- truth-time (:truth-time entity)
- entity-assertion {:meta {:key key
- :operation operation
- :time {:t-t truth-time}}}]
- (assert-gallifrey gallifrey-host "aai" (name entity-type) (if (= entity-type :entity)
- (assoc entity-assertion :body (generate-string {:properties properties}))
- (assoc entity-assertion :body (generate-string (conj {:properties properties}
- {:source (rename-keys (:source entity) {"key" "id"})}
- {:target (rename-keys (:target entity) {"key" "id"})})))))))
+ truth-time (if (not (nil? (get properties @t-attr))) {:t-t (get properties @t-attr)})
+ assertion {:meta {:key key
+ :operation operation
+ :time truth-time}}
+ provenance (get properties @p-attr "aai")]
+ (assert-gallifrey gallifrey-host provenance (name entity-type) (if (= entity-type :entity)
+ (assoc assertion :body (generate-string {:properties properties}))
+ (assoc assertion :body (generate-string (conj {:properties properties}
+ {:source (rename-keys (:source entity) {"key" "id"})}
+ {:target (rename-keys (:target entity) {"key" "id"})})))))))
diff --git a/src/chameleon/config.clj b/src/chameleon/config.clj
index 4982f4a..bd99096 100644
--- a/src/chameleon/config.clj
+++ b/src/chameleon/config.clj
@@ -10,7 +10,11 @@
[:aai :processor] from-spike)
:gallifrey-host (:gallifrey-host app-config)}
:chameleon/handler
- {:gallifrey-host (:gallifrey-host app-config)}
+ {:gallifrey-host (:gallifrey-host app-config)
+ :gallifrey-transformer from-gallifrey}
+ :chameleon/aai-processor
+ {:provenance-attr "last-mod-source-of-truth"
+ :truth-attr "truth-time"}
:chameleon/http-server
{:port (:http-port app-config)
:handler (ig/ref :chameleon/handler)}}]
diff --git a/src/chameleon/event.clj b/src/chameleon/event.clj
index 2b32d26..c4bec8e 100644
--- a/src/chameleon/event.clj
+++ b/src/chameleon/event.clj
@@ -1,7 +1,5 @@
(ns chameleon.event
- (:require [chameleon.txform]
- [chameleon.route]
- [integrant.core :as ig]
+ (:require [integrant.core :as ig]
[clojure.string :refer [starts-with?]])
(:import [org.onap.aai.event.client DMaaPEventConsumer]))
diff --git a/src/chameleon/handler.clj b/src/chameleon/handler.clj
index 2a4c0f7..fd97bf1 100644
--- a/src/chameleon/handler.clj
+++ b/src/chameleon/handler.clj
@@ -1,6 +1,5 @@
(ns chameleon.handler
(:require [chameleon.route :as c-route]
- [chameleon.aai-processor]
[utilis.map :refer [map-vals compact]]
[liberator.core :refer [defresource]]
[compojure.core :refer [GET PUT PATCH ANY defroutes]]
@@ -16,13 +15,16 @@
(declare handler)
(defonce ^:private g-host (atom nil))
+(defonce ^:private g-transformer nil)
-(defmethod ig/init-key :chameleon/handler [_ {:keys [gallifrey-host]}]
+(defmethod ig/init-key :chameleon/handler [_ {:keys [gallifrey-host gallifrey-transformer]}]
(reset! g-host gallifrey-host)
+ (def g-transformer gallifrey-transformer)
handler)
(defmethod ig/halt-key! :chameleon/handler [_ _]
- (reset! g-host nil))
+ (reset! g-host nil)
+ (def g-transformer nil))
(declare serialize de-serialize)
@@ -39,7 +41,7 @@
:body
json/parse-string
(dissoc "_meta")
- (chameleon.aai-processor/from-gallifrey))})))
+ (g-transformer))})))
:existed? (fn [ctx]
(when-let [status (-> (c-route/query @g-host id type (-> ctx
:request
diff --git a/src/chameleon/route.clj b/src/chameleon/route.clj
index 30a2199..e8f3a3c 100644
--- a/src/chameleon/route.clj
+++ b/src/chameleon/route.clj
@@ -59,14 +59,12 @@
(defn assert-gallifrey [host actor type payload]
"Propagates an assertion to Gallifrey based off of an event payload coming in from the event service."
(let [{:keys [meta body]} payload
- {:keys [key operation time]} meta
- time-map (filter val time)]
- (println time-map)
+ {:keys [key operation time]} meta]
(println operation " " type " with key " key)
(interpret-response key (case operation
"CREATE"
- (assert-create host actor type key body time-map)
+ (assert-create host actor type key body time)
"UPDATE"
- (assert-update host actor type key body time-map)
+ (assert-update host actor type key body time)
"DELETE"
- (assert-delete host actor type key time-map)))))
+ (assert-delete host actor type key time)))))
diff --git a/src/chameleon/txform.clj b/src/chameleon/txform.clj
deleted file mode 100644
index 95f357f..0000000
--- a/src/chameleon/txform.clj
+++ /dev/null
@@ -1,19 +0,0 @@
-(ns chameleon.txform
- (:require [cheshire.core :refer :all]
- [clojure.string :as str]))
-
-(defn map-keywords
- "Maps all string based keys to keywords"
- [kmap]
- (into {} (for [[key value] kmap] [(keyword key) value])))
-
-(defn flatten-key
- "Maps a parent-child pair to a period separated keyword"
- [parent child]
- (keyword (str (name parent) "." (name child))))
-
-(defn flatten-entry
- "Flattens a nested map entry to a period separated keyword entry"
- [map key]
- (reduce #(assoc %1 (flatten-key key (first %2)) (second %2))
- {} (seq (key map))))