Github user d2r commented on a diff in the pull request:
https://github.com/apache/storm/pull/845#discussion_r45099492
--- Diff: storm-core/src/clj/backtype/storm/daemon/nimbus.clj ---
@@ -390,53 +444,98 @@
[(.getNodeId slot) (.getPort slot)]
)))
+(defn- get-version-for-key [key nimbus-host-port-info conf]
+ (let [version (KeyVersion. key nimbus-host-port-info)]
+ (.getKeyVersion version conf)))
+
+(defn get-key-seq-from-blob-store [blob-store]
+ (let [key-iter (.listKeys blob-store nimbus-subject)]
+ (iterator-seq key-iter)))
+
(defn- setup-storm-code [nimbus conf storm-id tmp-jar-location storm-conf
topology]
- (let [stormroot (master-stormdist-root conf storm-id)]
- (log-message "nimbus file location:" stormroot)
- (FileUtils/forceMkdir (File. stormroot))
- (FileUtils/cleanDirectory (File. stormroot))
- (setup-jar conf tmp-jar-location stormroot)
- (FileUtils/writeByteArrayToFile (File. (master-stormcode-path
stormroot)) (Utils/serialize topology))
- (FileUtils/writeByteArrayToFile (File. (master-stormconf-path
stormroot)) (Utils/toCompressedJsonConf storm-conf))
- (if (:code-distributor nimbus) (.upload (:code-distributor nimbus)
stormroot storm-id))
- ))
+ (let [subject (get-subject)
+ storm-cluster-state (:storm-cluster-state nimbus)
+ blob-store (:blob-store nimbus)
+ jar-key (master-stormjar-key storm-id)
+ code-key (master-stormcode-key storm-id)
+ conf-key (master-stormconf-key storm-id)
+ nimbus-host-port-info (:nimbus-host-port-info nimbus)]
+ (when tmp-jar-location ;;in local mode there is no jar
+ (.createBlob blob-store jar-key (FileInputStream. tmp-jar-location)
(SettableBlobMeta. BlobStoreAclHandler/DEFAULT) subject)
+ (if (instance? LocalFsBlobStore blob-store)
+ (.setup-blobstore! storm-cluster-state jar-key
nimbus-host-port-info (get-version-for-key jar-key nimbus-host-port-info
conf))))
+ (.createBlob blob-store conf-key (Utils/toCompressedJsonConf
storm-conf) (SettableBlobMeta. BlobStoreAclHandler/DEFAULT) subject)
+ (if (instance? LocalFsBlobStore blob-store)
+ (.setup-blobstore! storm-cluster-state conf-key
nimbus-host-port-info (get-version-for-key conf-key nimbus-host-port-info
conf)))
+ (.createBlob blob-store code-key (Utils/serialize topology)
(SettableBlobMeta. BlobStoreAclHandler/DEFAULT) subject)
+ (if (instance? LocalFsBlobStore blob-store)
+ (.setup-blobstore! storm-cluster-state code-key
nimbus-host-port-info (get-version-for-key code-key nimbus-host-port-info
conf)))))
+
+(defn- read-storm-topology [storm-id blob-store]
+ (Utils/deserialize
+ (.readBlob blob-store (master-stormcode-key storm-id) (get-subject))
StormTopology))
+
+(defn- get-blob-replication-count [blob-key nimbus]
+ (if (:blob-store nimbus)
+ (-> (:blob-store nimbus)
+ (.getBlobReplication blob-key nimbus-subject))))
(defn- wait-for-desired-code-replication [nimbus conf storm-id]
(let [min-replication-count (conf TOPOLOGY-MIN-REPLICATION-COUNT)
max-replication-wait-time (conf
TOPOLOGY-MAX-REPLICATION-WAIT-TIME-SEC)
- total-wait-time (atom 0)
- current-replication-count (atom (if (:code-distributor nimbus)
(.getReplicationCount (:code-distributor nimbus) storm-id) 0))]
- (if (:code-distributor nimbus)
- (while (and (> min-replication-count @current-replication-count)
- (or (= -1 max-replication-wait-time)
- (< @total-wait-time max-replication-wait-time)))
+ current-replication-count-jar (if (not (local-mode? conf))
+ (atom (get-blob-replication-count
(master-stormjar-key storm-id) nimbus))
+ (atom min-replication-count))
+ current-replication-count-code (atom (get-blob-replication-count
(master-stormcode-key storm-id) nimbus))
+ current-replication-count-conf (atom (get-blob-replication-count
(master-stormconf-key storm-id) nimbus))
+ total-wait-time (atom 0)]
+ (if (:blob-store nimbus)
+ (while (and
+ (or (> min-replication-count @current-replication-count-jar)
+ (> min-replication-count
@current-replication-count-code)
+ (> min-replication-count
@current-replication-count-conf))
+ (or (= -1 max-replication-wait-time)
+ (< @total-wait-time max-replication-wait-time)))
--- End diff --
Can we test for `(neg? max-replication-wait-time)`, as per my previous
comment, or is there a reason we want to check specifically for `-1`?
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