http://git-wip-us.apache.org/repos/asf/hbase-site/blob/476c54ed/devapidocs/src-html/org/apache/hadoop/hbase/quotas/QuotaObserverChore.TablesWithQuotas.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/quotas/QuotaObserverChore.TablesWithQuotas.html b/devapidocs/src-html/org/apache/hadoop/hbase/quotas/QuotaObserverChore.TablesWithQuotas.html index 78816d5..ca6eaae 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/quotas/QuotaObserverChore.TablesWithQuotas.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/quotas/QuotaObserverChore.TablesWithQuotas.html @@ -169,599 +169,601 @@ <span class="sourceLineNo">161</span> // The current "view" of region space use. Used henceforth.<a name="line.161"></a> <span class="sourceLineNo">162</span> final Map<HRegionInfo,Long> reportedRegionSpaceUse = quotaManager.snapshotRegionSizes();<a name="line.162"></a> <span class="sourceLineNo">163</span> if (LOG.isTraceEnabled()) {<a name="line.163"></a> -<span class="sourceLineNo">164</span> LOG.trace("Using " + reportedRegionSpaceUse.size() + " region space use reports");<a name="line.164"></a> -<span class="sourceLineNo">165</span> }<a name="line.165"></a> -<span class="sourceLineNo">166</span><a name="line.166"></a> -<span class="sourceLineNo">167</span> // Remove the "old" region reports<a name="line.167"></a> -<span class="sourceLineNo">168</span> pruneOldRegionReports();<a name="line.168"></a> -<span class="sourceLineNo">169</span><a name="line.169"></a> -<span class="sourceLineNo">170</span> // Create the stores to track table and namespace snapshots<a name="line.170"></a> -<span class="sourceLineNo">171</span> initializeSnapshotStores(reportedRegionSpaceUse);<a name="line.171"></a> -<span class="sourceLineNo">172</span> // Report the number of (non-expired) region size reports<a name="line.172"></a> -<span class="sourceLineNo">173</span> if (metrics != null) {<a name="line.173"></a> -<span class="sourceLineNo">174</span> metrics.setNumRegionSizeReports(reportedRegionSpaceUse.size());<a name="line.174"></a> -<span class="sourceLineNo">175</span> }<a name="line.175"></a> -<span class="sourceLineNo">176</span><a name="line.176"></a> -<span class="sourceLineNo">177</span> // Filter out tables for which we don't have adequate regionspace reports yet.<a name="line.177"></a> -<span class="sourceLineNo">178</span> // Important that we do this after we instantiate the stores above<a name="line.178"></a> -<span class="sourceLineNo">179</span> // This gives us a set of Tables which may or may not be violating their quota.<a name="line.179"></a> -<span class="sourceLineNo">180</span> // To be safe, we want to make sure that these are not in violation.<a name="line.180"></a> -<span class="sourceLineNo">181</span> Set<TableName> tablesInLimbo = tablesWithQuotas.filterInsufficientlyReportedTables(<a name="line.181"></a> -<span class="sourceLineNo">182</span> tableSnapshotStore);<a name="line.182"></a> -<span class="sourceLineNo">183</span><a name="line.183"></a> -<span class="sourceLineNo">184</span> if (LOG.isTraceEnabled()) {<a name="line.184"></a> -<span class="sourceLineNo">185</span> LOG.trace("Filtered insufficiently reported tables, left with " +<a name="line.185"></a> -<span class="sourceLineNo">186</span> reportedRegionSpaceUse.size() + " regions reported");<a name="line.186"></a> -<span class="sourceLineNo">187</span> }<a name="line.187"></a> -<span class="sourceLineNo">188</span><a name="line.188"></a> -<span class="sourceLineNo">189</span> for (TableName tableInLimbo : tablesInLimbo) {<a name="line.189"></a> -<span class="sourceLineNo">190</span> final SpaceQuotaSnapshot currentSnapshot = tableSnapshotStore.getCurrentState(tableInLimbo);<a name="line.190"></a> -<span class="sourceLineNo">191</span> if (currentSnapshot.getQuotaStatus().isInViolation()) {<a name="line.191"></a> -<span class="sourceLineNo">192</span> if (LOG.isTraceEnabled()) {<a name="line.192"></a> -<span class="sourceLineNo">193</span> LOG.trace("Moving " + tableInLimbo + " out of violation because fewer region sizes were"<a name="line.193"></a> -<span class="sourceLineNo">194</span> + " reported than required.");<a name="line.194"></a> -<span class="sourceLineNo">195</span> }<a name="line.195"></a> -<span class="sourceLineNo">196</span> SpaceQuotaSnapshot targetSnapshot = new SpaceQuotaSnapshot(<a name="line.196"></a> -<span class="sourceLineNo">197</span> SpaceQuotaStatus.notInViolation(), currentSnapshot.getUsage(),<a name="line.197"></a> -<span class="sourceLineNo">198</span> currentSnapshot.getLimit());<a name="line.198"></a> -<span class="sourceLineNo">199</span> this.snapshotNotifier.transitionTable(tableInLimbo, targetSnapshot);<a name="line.199"></a> -<span class="sourceLineNo">200</span> // Update it in the Table QuotaStore so that memory is consistent with no violation.<a name="line.200"></a> -<span class="sourceLineNo">201</span> tableSnapshotStore.setCurrentState(tableInLimbo, targetSnapshot);<a name="line.201"></a> -<span class="sourceLineNo">202</span> }<a name="line.202"></a> -<span class="sourceLineNo">203</span> }<a name="line.203"></a> -<span class="sourceLineNo">204</span><a name="line.204"></a> -<span class="sourceLineNo">205</span> // Transition each table to/from quota violation based on the current and target state.<a name="line.205"></a> -<span class="sourceLineNo">206</span> // Only table quotas are enacted.<a name="line.206"></a> -<span class="sourceLineNo">207</span> final Set<TableName> tablesWithTableQuotas = tablesWithQuotas.getTableQuotaTables();<a name="line.207"></a> -<span class="sourceLineNo">208</span> processTablesWithQuotas(tablesWithTableQuotas);<a name="line.208"></a> -<span class="sourceLineNo">209</span><a name="line.209"></a> -<span class="sourceLineNo">210</span> // For each Namespace quota, transition each table in the namespace in or out of violation<a name="line.210"></a> -<span class="sourceLineNo">211</span> // only if a table quota violation policy has not already been applied.<a name="line.211"></a> -<span class="sourceLineNo">212</span> final Set<String> namespacesWithQuotas = tablesWithQuotas.getNamespacesWithQuotas();<a name="line.212"></a> -<span class="sourceLineNo">213</span> final Multimap<String,TableName> tablesByNamespace = tablesWithQuotas.getTablesByNamespace();<a name="line.213"></a> -<span class="sourceLineNo">214</span> processNamespacesWithQuotas(namespacesWithQuotas, tablesByNamespace);<a name="line.214"></a> -<span class="sourceLineNo">215</span> }<a name="line.215"></a> -<span class="sourceLineNo">216</span><a name="line.216"></a> -<span class="sourceLineNo">217</span> void initializeSnapshotStores(Map<HRegionInfo,Long> regionSizes) {<a name="line.217"></a> -<span class="sourceLineNo">218</span> Map<HRegionInfo,Long> immutableRegionSpaceUse = Collections.unmodifiableMap(regionSizes);<a name="line.218"></a> -<span class="sourceLineNo">219</span> if (tableSnapshotStore == null) {<a name="line.219"></a> -<span class="sourceLineNo">220</span> tableSnapshotStore = new TableQuotaSnapshotStore(conn, this, immutableRegionSpaceUse);<a name="line.220"></a> -<span class="sourceLineNo">221</span> } else {<a name="line.221"></a> -<span class="sourceLineNo">222</span> tableSnapshotStore.setRegionUsage(immutableRegionSpaceUse);<a name="line.222"></a> -<span class="sourceLineNo">223</span> }<a name="line.223"></a> -<span class="sourceLineNo">224</span> if (namespaceSnapshotStore == null) {<a name="line.224"></a> -<span class="sourceLineNo">225</span> namespaceSnapshotStore = new NamespaceQuotaSnapshotStore(<a name="line.225"></a> -<span class="sourceLineNo">226</span> conn, this, immutableRegionSpaceUse);<a name="line.226"></a> -<span class="sourceLineNo">227</span> } else {<a name="line.227"></a> -<span class="sourceLineNo">228</span> namespaceSnapshotStore.setRegionUsage(immutableRegionSpaceUse);<a name="line.228"></a> -<span class="sourceLineNo">229</span> }<a name="line.229"></a> -<span class="sourceLineNo">230</span> }<a name="line.230"></a> -<span class="sourceLineNo">231</span><a name="line.231"></a> -<span class="sourceLineNo">232</span> /**<a name="line.232"></a> -<span class="sourceLineNo">233</span> * Processes each {@code TableName} which has a quota defined and moves it in or out of<a name="line.233"></a> -<span class="sourceLineNo">234</span> * violation based on the space use.<a name="line.234"></a> -<span class="sourceLineNo">235</span> *<a name="line.235"></a> -<span class="sourceLineNo">236</span> * @param tablesWithTableQuotas The HBase tables which have quotas defined<a name="line.236"></a> -<span class="sourceLineNo">237</span> */<a name="line.237"></a> -<span class="sourceLineNo">238</span> void processTablesWithQuotas(final Set<TableName> tablesWithTableQuotas) throws IOException {<a name="line.238"></a> -<span class="sourceLineNo">239</span> long numTablesInViolation = 0L;<a name="line.239"></a> -<span class="sourceLineNo">240</span> for (TableName table : tablesWithTableQuotas) {<a name="line.240"></a> -<span class="sourceLineNo">241</span> final SpaceQuota spaceQuota = tableSnapshotStore.getSpaceQuota(table);<a name="line.241"></a> -<span class="sourceLineNo">242</span> if (spaceQuota == null) {<a name="line.242"></a> -<span class="sourceLineNo">243</span> if (LOG.isDebugEnabled()) {<a name="line.243"></a> -<span class="sourceLineNo">244</span> LOG.debug("Unexpectedly did not find a space quota for " + table<a name="line.244"></a> -<span class="sourceLineNo">245</span> + ", maybe it was recently deleted.");<a name="line.245"></a> -<span class="sourceLineNo">246</span> }<a name="line.246"></a> -<span class="sourceLineNo">247</span> continue;<a name="line.247"></a> -<span class="sourceLineNo">248</span> }<a name="line.248"></a> -<span class="sourceLineNo">249</span> final SpaceQuotaSnapshot currentSnapshot = tableSnapshotStore.getCurrentState(table);<a name="line.249"></a> -<span class="sourceLineNo">250</span> final SpaceQuotaSnapshot targetSnapshot = tableSnapshotStore.getTargetState(table, spaceQuota);<a name="line.250"></a> -<span class="sourceLineNo">251</span> if (LOG.isTraceEnabled()) {<a name="line.251"></a> -<span class="sourceLineNo">252</span> LOG.trace("Processing " + table + " with current=" + currentSnapshot + ", target="<a name="line.252"></a> -<span class="sourceLineNo">253</span> + targetSnapshot);<a name="line.253"></a> -<span class="sourceLineNo">254</span> }<a name="line.254"></a> -<span class="sourceLineNo">255</span> updateTableQuota(table, currentSnapshot, targetSnapshot);<a name="line.255"></a> -<span class="sourceLineNo">256</span><a name="line.256"></a> -<span class="sourceLineNo">257</span> if (targetSnapshot.getQuotaStatus().isInViolation()) {<a name="line.257"></a> -<span class="sourceLineNo">258</span> numTablesInViolation++;<a name="line.258"></a> -<span class="sourceLineNo">259</span> }<a name="line.259"></a> -<span class="sourceLineNo">260</span> }<a name="line.260"></a> -<span class="sourceLineNo">261</span> // Report the number of tables in violation<a name="line.261"></a> -<span class="sourceLineNo">262</span> if (metrics != null) {<a name="line.262"></a> -<span class="sourceLineNo">263</span> metrics.setNumTableInSpaceQuotaViolation(numTablesInViolation);<a name="line.263"></a> -<span class="sourceLineNo">264</span> }<a name="line.264"></a> -<span class="sourceLineNo">265</span> }<a name="line.265"></a> -<span class="sourceLineNo">266</span><a name="line.266"></a> -<span class="sourceLineNo">267</span> /**<a name="line.267"></a> -<span class="sourceLineNo">268</span> * Processes each namespace which has a quota defined and moves all of the tables contained<a name="line.268"></a> -<span class="sourceLineNo">269</span> * in that namespace into or out of violation of the quota. Tables which are already in<a name="line.269"></a> -<span class="sourceLineNo">270</span> * violation of a quota at the table level which <em>also</em> have a reside in a namespace<a name="line.270"></a> -<span class="sourceLineNo">271</span> * with a violated quota will not have the namespace quota enacted. The table quota takes<a name="line.271"></a> -<span class="sourceLineNo">272</span> * priority over the namespace quota.<a name="line.272"></a> -<span class="sourceLineNo">273</span> *<a name="line.273"></a> -<span class="sourceLineNo">274</span> * @param namespacesWithQuotas The set of namespaces that have quotas defined<a name="line.274"></a> -<span class="sourceLineNo">275</span> * @param tablesByNamespace A mapping of namespaces and the tables contained in those namespaces<a name="line.275"></a> -<span class="sourceLineNo">276</span> */<a name="line.276"></a> -<span class="sourceLineNo">277</span> void processNamespacesWithQuotas(<a name="line.277"></a> -<span class="sourceLineNo">278</span> final Set<String> namespacesWithQuotas,<a name="line.278"></a> -<span class="sourceLineNo">279</span> final Multimap<String,TableName> tablesByNamespace) throws IOException {<a name="line.279"></a> -<span class="sourceLineNo">280</span> long numNamespacesInViolation = 0L;<a name="line.280"></a> -<span class="sourceLineNo">281</span> for (String namespace : namespacesWithQuotas) {<a name="line.281"></a> -<span class="sourceLineNo">282</span> // Get the quota definition for the namespace<a name="line.282"></a> -<span class="sourceLineNo">283</span> final SpaceQuota spaceQuota = namespaceSnapshotStore.getSpaceQuota(namespace);<a name="line.283"></a> -<span class="sourceLineNo">284</span> if (spaceQuota == null) {<a name="line.284"></a> -<span class="sourceLineNo">285</span> if (LOG.isDebugEnabled()) {<a name="line.285"></a> -<span class="sourceLineNo">286</span> LOG.debug("Could not get Namespace space quota for " + namespace<a name="line.286"></a> -<span class="sourceLineNo">287</span> + ", maybe it was recently deleted.");<a name="line.287"></a> -<span class="sourceLineNo">288</span> }<a name="line.288"></a> -<span class="sourceLineNo">289</span> continue;<a name="line.289"></a> -<span class="sourceLineNo">290</span> }<a name="line.290"></a> -<span class="sourceLineNo">291</span> final SpaceQuotaSnapshot currentSnapshot = namespaceSnapshotStore.getCurrentState(namespace);<a name="line.291"></a> -<span class="sourceLineNo">292</span> final SpaceQuotaSnapshot targetSnapshot = namespaceSnapshotStore.getTargetState(<a name="line.292"></a> -<span class="sourceLineNo">293</span> namespace, spaceQuota);<a name="line.293"></a> -<span class="sourceLineNo">294</span> if (LOG.isTraceEnabled()) {<a name="line.294"></a> -<span class="sourceLineNo">295</span> LOG.trace("Processing " + namespace + " with current=" + currentSnapshot + ", target="<a name="line.295"></a> -<span class="sourceLineNo">296</span> + targetSnapshot);<a name="line.296"></a> -<span class="sourceLineNo">297</span> }<a name="line.297"></a> -<span class="sourceLineNo">298</span> updateNamespaceQuota(namespace, currentSnapshot, targetSnapshot, tablesByNamespace);<a name="line.298"></a> -<span class="sourceLineNo">299</span><a name="line.299"></a> -<span class="sourceLineNo">300</span> if (targetSnapshot.getQuotaStatus().isInViolation()) {<a name="line.300"></a> -<span class="sourceLineNo">301</span> numNamespacesInViolation++;<a name="line.301"></a> -<span class="sourceLineNo">302</span> }<a name="line.302"></a> -<span class="sourceLineNo">303</span> }<a name="line.303"></a> -<span class="sourceLineNo">304</span><a name="line.304"></a> -<span class="sourceLineNo">305</span> // Report the number of namespaces in violation<a name="line.305"></a> -<span class="sourceLineNo">306</span> if (metrics != null) {<a name="line.306"></a> -<span class="sourceLineNo">307</span> metrics.setNumNamespacesInSpaceQuotaViolation(numNamespacesInViolation);<a name="line.307"></a> -<span class="sourceLineNo">308</span> }<a name="line.308"></a> -<span class="sourceLineNo">309</span> }<a name="line.309"></a> -<span class="sourceLineNo">310</span><a name="line.310"></a> -<span class="sourceLineNo">311</span> /**<a name="line.311"></a> -<span class="sourceLineNo">312</span> * Updates the hbase:quota table with the new quota policy for this <code>table</code><a name="line.312"></a> -<span class="sourceLineNo">313</span> * if necessary.<a name="line.313"></a> -<span class="sourceLineNo">314</span> *<a name="line.314"></a> -<span class="sourceLineNo">315</span> * @param table The table being checked<a name="line.315"></a> -<span class="sourceLineNo">316</span> * @param currentSnapshot The state of the quota on this table from the previous invocation.<a name="line.316"></a> -<span class="sourceLineNo">317</span> * @param targetSnapshot The state the quota should be in for this table.<a name="line.317"></a> -<span class="sourceLineNo">318</span> */<a name="line.318"></a> -<span class="sourceLineNo">319</span> void updateTableQuota(<a name="line.319"></a> -<span class="sourceLineNo">320</span> TableName table, SpaceQuotaSnapshot currentSnapshot, SpaceQuotaSnapshot targetSnapshot)<a name="line.320"></a> -<span class="sourceLineNo">321</span> throws IOException {<a name="line.321"></a> -<span class="sourceLineNo">322</span> final SpaceQuotaStatus currentStatus = currentSnapshot.getQuotaStatus();<a name="line.322"></a> -<span class="sourceLineNo">323</span> final SpaceQuotaStatus targetStatus = targetSnapshot.getQuotaStatus();<a name="line.323"></a> -<span class="sourceLineNo">324</span><a name="line.324"></a> -<span class="sourceLineNo">325</span> // If we're changing something, log it.<a name="line.325"></a> -<span class="sourceLineNo">326</span> if (!currentSnapshot.equals(targetSnapshot)) {<a name="line.326"></a> -<span class="sourceLineNo">327</span> // If the target is none, we're moving out of violation. Update the hbase:quota table<a name="line.327"></a> -<span class="sourceLineNo">328</span> if (!targetStatus.isInViolation()) {<a name="line.328"></a> -<span class="sourceLineNo">329</span> if (LOG.isDebugEnabled()) {<a name="line.329"></a> -<span class="sourceLineNo">330</span> LOG.debug(table + " moving into observance of table space quota.");<a name="line.330"></a> -<span class="sourceLineNo">331</span> }<a name="line.331"></a> -<span class="sourceLineNo">332</span> } else if (LOG.isDebugEnabled()) {<a name="line.332"></a> -<span class="sourceLineNo">333</span> // We're either moving into violation or changing violation policies<a name="line.333"></a> -<span class="sourceLineNo">334</span> LOG.debug(table + " moving into violation of table space quota with policy of "<a name="line.334"></a> -<span class="sourceLineNo">335</span> + targetStatus.getPolicy());<a name="line.335"></a> -<span class="sourceLineNo">336</span> }<a name="line.336"></a> -<span class="sourceLineNo">337</span><a name="line.337"></a> -<span class="sourceLineNo">338</span> this.snapshotNotifier.transitionTable(table, targetSnapshot);<a name="line.338"></a> -<span class="sourceLineNo">339</span> // Update it in memory<a name="line.339"></a> -<span class="sourceLineNo">340</span> tableSnapshotStore.setCurrentState(table, targetSnapshot);<a name="line.340"></a> -<span class="sourceLineNo">341</span> } else if (LOG.isTraceEnabled()) {<a name="line.341"></a> -<span class="sourceLineNo">342</span> // Policies are the same, so we have nothing to do except log this. Don't need to re-update<a name="line.342"></a> -<span class="sourceLineNo">343</span> // the quota table<a name="line.343"></a> -<span class="sourceLineNo">344</span> if (!currentStatus.isInViolation()) {<a name="line.344"></a> -<span class="sourceLineNo">345</span> LOG.trace(table + " remains in observance of quota.");<a name="line.345"></a> -<span class="sourceLineNo">346</span> } else {<a name="line.346"></a> -<span class="sourceLineNo">347</span> LOG.trace(table + " remains in violation of quota.");<a name="line.347"></a> -<span class="sourceLineNo">348</span> }<a name="line.348"></a> -<span class="sourceLineNo">349</span> }<a name="line.349"></a> -<span class="sourceLineNo">350</span> }<a name="line.350"></a> -<span class="sourceLineNo">351</span><a name="line.351"></a> -<span class="sourceLineNo">352</span> /**<a name="line.352"></a> -<span class="sourceLineNo">353</span> * Updates the hbase:quota table with the target quota policy for this <code>namespace</code><a name="line.353"></a> -<span class="sourceLineNo">354</span> * if necessary.<a name="line.354"></a> -<span class="sourceLineNo">355</span> *<a name="line.355"></a> -<span class="sourceLineNo">356</span> * @param namespace The namespace being checked<a name="line.356"></a> -<span class="sourceLineNo">357</span> * @param currentSnapshot The state of the quota on this namespace from the previous invocation<a name="line.357"></a> -<span class="sourceLineNo">358</span> * @param targetSnapshot The state the quota should be in for this namespace<a name="line.358"></a> -<span class="sourceLineNo">359</span> * @param tablesByNamespace A mapping of tables in namespaces.<a name="line.359"></a> -<span class="sourceLineNo">360</span> */<a name="line.360"></a> -<span class="sourceLineNo">361</span> void updateNamespaceQuota(<a name="line.361"></a> -<span class="sourceLineNo">362</span> String namespace, SpaceQuotaSnapshot currentSnapshot, SpaceQuotaSnapshot targetSnapshot,<a name="line.362"></a> -<span class="sourceLineNo">363</span> final Multimap<String,TableName> tablesByNamespace) throws IOException {<a name="line.363"></a> -<span class="sourceLineNo">364</span> final SpaceQuotaStatus targetStatus = targetSnapshot.getQuotaStatus();<a name="line.364"></a> -<span class="sourceLineNo">365</span><a name="line.365"></a> -<span class="sourceLineNo">366</span> // When the policies differ, we need to move into or out of violatino<a name="line.366"></a> -<span class="sourceLineNo">367</span> if (!currentSnapshot.equals(targetSnapshot)) {<a name="line.367"></a> -<span class="sourceLineNo">368</span> // We want to have a policy of "NONE", moving out of violation<a name="line.368"></a> -<span class="sourceLineNo">369</span> if (!targetStatus.isInViolation()) {<a name="line.369"></a> -<span class="sourceLineNo">370</span> for (TableName tableInNS : tablesByNamespace.get(namespace)) {<a name="line.370"></a> -<span class="sourceLineNo">371</span> // If there is a quota on this table in violation<a name="line.371"></a> -<span class="sourceLineNo">372</span> if (tableSnapshotStore.getCurrentState(tableInNS).getQuotaStatus().isInViolation()) {<a name="line.372"></a> -<span class="sourceLineNo">373</span> // Table-level quota violation policy is being applied here.<a name="line.373"></a> -<span class="sourceLineNo">374</span> if (LOG.isTraceEnabled()) {<a name="line.374"></a> -<span class="sourceLineNo">375</span> LOG.trace("Not activating Namespace violation policy because a Table violation"<a name="line.375"></a> -<span class="sourceLineNo">376</span> + " policy is already in effect for " + tableInNS);<a name="line.376"></a> -<span class="sourceLineNo">377</span> }<a name="line.377"></a> -<span class="sourceLineNo">378</span> } else {<a name="line.378"></a> -<span class="sourceLineNo">379</span> LOG.info(tableInNS + " moving into observance of namespace space quota");<a name="line.379"></a> -<span class="sourceLineNo">380</span> this.snapshotNotifier.transitionTable(tableInNS, targetSnapshot);<a name="line.380"></a> -<span class="sourceLineNo">381</span> }<a name="line.381"></a> -<span class="sourceLineNo">382</span> }<a name="line.382"></a> -<span class="sourceLineNo">383</span> // We want to move into violation at the NS level<a name="line.383"></a> -<span class="sourceLineNo">384</span> } else {<a name="line.384"></a> -<span class="sourceLineNo">385</span> // Moving tables in the namespace into violation or to a different violation policy<a name="line.385"></a> -<span class="sourceLineNo">386</span> for (TableName tableInNS : tablesByNamespace.get(namespace)) {<a name="line.386"></a> -<span class="sourceLineNo">387</span> final SpaceQuotaSnapshot tableQuotaSnapshot =<a name="line.387"></a> -<span class="sourceLineNo">388</span> tableSnapshotStore.getCurrentState(tableInNS);<a name="line.388"></a> -<span class="sourceLineNo">389</span> final boolean hasTableQuota = QuotaSnapshotStore.NO_QUOTA != tableQuotaSnapshot;<a name="line.389"></a> -<span class="sourceLineNo">390</span> if (hasTableQuota && tableQuotaSnapshot.getQuotaStatus().isInViolation()) {<a name="line.390"></a> -<span class="sourceLineNo">391</span> // Table-level quota violation policy is being applied here.<a name="line.391"></a> -<span class="sourceLineNo">392</span> if (LOG.isTraceEnabled()) {<a name="line.392"></a> -<span class="sourceLineNo">393</span> LOG.trace("Not activating Namespace violation policy because a Table violation"<a name="line.393"></a> -<span class="sourceLineNo">394</span> + " policy is already in effect for " + tableInNS);<a name="line.394"></a> -<span class="sourceLineNo">395</span> }<a name="line.395"></a> -<span class="sourceLineNo">396</span> } else {<a name="line.396"></a> -<span class="sourceLineNo">397</span> // No table quota present or a table quota present that is not in violation<a name="line.397"></a> -<span class="sourceLineNo">398</span> LOG.info(tableInNS + " moving into violation of namespace space quota with policy "<a name="line.398"></a> -<span class="sourceLineNo">399</span> + targetStatus.getPolicy());<a name="line.399"></a> -<span class="sourceLineNo">400</span> this.snapshotNotifier.transitionTable(tableInNS, targetSnapshot);<a name="line.400"></a> -<span class="sourceLineNo">401</span> }<a name="line.401"></a> -<span class="sourceLineNo">402</span> }<a name="line.402"></a> -<span class="sourceLineNo">403</span> }<a name="line.403"></a> -<span class="sourceLineNo">404</span> // Update the new state in memory for this namespace<a name="line.404"></a> -<span class="sourceLineNo">405</span> namespaceSnapshotStore.setCurrentState(namespace, targetSnapshot);<a name="line.405"></a> -<span class="sourceLineNo">406</span> } else {<a name="line.406"></a> -<span class="sourceLineNo">407</span> // Policies are the same<a name="line.407"></a> -<span class="sourceLineNo">408</span> if (!targetStatus.isInViolation()) {<a name="line.408"></a> -<span class="sourceLineNo">409</span> // Both are NONE, so we remain in observance<a name="line.409"></a> -<span class="sourceLineNo">410</span> if (LOG.isTraceEnabled()) {<a name="line.410"></a> -<span class="sourceLineNo">411</span> LOG.trace(namespace + " remains in observance of quota.");<a name="line.411"></a> -<span class="sourceLineNo">412</span> }<a name="line.412"></a> -<span class="sourceLineNo">413</span> } else {<a name="line.413"></a> -<span class="sourceLineNo">414</span> // Namespace quota is still in violation, need to enact if the table quota is not<a name="line.414"></a> -<span class="sourceLineNo">415</span> // taking priority.<a name="line.415"></a> -<span class="sourceLineNo">416</span> for (TableName tableInNS : tablesByNamespace.get(namespace)) {<a name="line.416"></a> -<span class="sourceLineNo">417</span> // Does a table policy exist<a name="line.417"></a> -<span class="sourceLineNo">418</span> if 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this.snapshotNotifier.transitionTable(tableInNS, targetSnapshot);<a name="line.427"></a> -<span class="sourceLineNo">428</span> }<a name="line.428"></a> -<span class="sourceLineNo">429</span> }<a name="line.429"></a> -<span class="sourceLineNo">430</span> }<a name="line.430"></a> -<span class="sourceLineNo">431</span> }<a name="line.431"></a> -<span class="sourceLineNo">432</span> }<a name="line.432"></a> -<span class="sourceLineNo">433</span><a name="line.433"></a> -<span class="sourceLineNo">434</span> /**<a name="line.434"></a> -<span class="sourceLineNo">435</span> * Removes region reports over a certain age.<a name="line.435"></a> -<span class="sourceLineNo">436</span> */<a name="line.436"></a> -<span class="sourceLineNo">437</span> void pruneOldRegionReports() {<a name="line.437"></a> -<span class="sourceLineNo">438</span> final long now = EnvironmentEdgeManager.currentTime();<a name="line.438"></a> -<span class="sourceLineNo">439</span> final long pruneTime = now - 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This includes tables with quotas<a name="line.448"></a> -<span class="sourceLineNo">449</span> * explicitly set on them, in addition to tables that exist namespaces which have a quota<a name="line.449"></a> -<span class="sourceLineNo">450</span> * defined.<a name="line.450"></a> -<span class="sourceLineNo">451</span> */<a name="line.451"></a> -<span class="sourceLineNo">452</span> TablesWithQuotas fetchAllTablesWithQuotasDefined() throws IOException {<a name="line.452"></a> -<span class="sourceLineNo">453</span> final Scan scan = QuotaTableUtil.makeScan(null);<a name="line.453"></a> -<span class="sourceLineNo">454</span> final TablesWithQuotas tablesWithQuotas = new TablesWithQuotas(conn, conf);<a name="line.454"></a> -<span class="sourceLineNo">455</span> try (final QuotaRetriever scanner = new QuotaRetriever()) {<a name="line.455"></a> -<span class="sourceLineNo">456</span> scanner.init(conn, scan);<a name="line.456"></a> -<span class="sourceLineNo">457</span> for (QuotaSettings 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name="line.467"></a> -<span class="sourceLineNo">468</span> TableName[] tablesInNS = conn.getAdmin().listTableNamesByNamespace(namespace);<a name="line.468"></a> -<span class="sourceLineNo">469</span> for (TableName tableUnderNs : tablesInNS) {<a name="line.469"></a> -<span class="sourceLineNo">470</span> if (LOG.isTraceEnabled()) {<a name="line.470"></a> -<span class="sourceLineNo">471</span> LOG.trace("Adding " + tableUnderNs + " under " + namespace<a name="line.471"></a> -<span class="sourceLineNo">472</span> + " as having a namespace quota");<a name="line.472"></a> -<span class="sourceLineNo">473</span> }<a name="line.473"></a> -<span class="sourceLineNo">474</span> tablesWithQuotas.addNamespaceQuotaTable(tableUnderNs);<a name="line.474"></a> -<span class="sourceLineNo">475</span> }<a name="line.475"></a> -<span class="sourceLineNo">476</span> } else {<a name="line.476"></a> -<span class="sourceLineNo">477</span> assert tableName != null;<a name="line.477"></a> -<span class="sourceLineNo">478</span> if (LOG.isTraceEnabled()) {<a name="line.478"></a> -<span class="sourceLineNo">479</span> LOG.trace("Adding " + tableName + " as having table quota.");<a name="line.479"></a> -<span class="sourceLineNo">480</span> }<a name="line.480"></a> -<span class="sourceLineNo">481</span> // namespace is already null, must be a non-null tableName<a name="line.481"></a> -<span class="sourceLineNo">482</span> tablesWithQuotas.addTableQuotaTable(tableName);<a name="line.482"></a> -<span class="sourceLineNo">483</span> }<a name="line.483"></a> -<span class="sourceLineNo">484</span> }<a name="line.484"></a> -<span class="sourceLineNo">485</span> return tablesWithQuotas;<a name="line.485"></a> -<span class="sourceLineNo">486</span> }<a name="line.486"></a> -<span class="sourceLineNo">487</span> }<a name="line.487"></a> -<span class="sourceLineNo">488</span><a name="line.488"></a> -<span class="sourceLineNo">489</span> @VisibleForTesting<a name="line.489"></a> -<span 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each HBase table with a quota defined.<a name="line.501"></a> -<span class="sourceLineNo">502</span> */<a name="line.502"></a> -<span class="sourceLineNo">503</span> public Map<TableName,SpaceQuotaSnapshot> getTableQuotaSnapshots() {<a name="line.503"></a> -<span class="sourceLineNo">504</span> return readOnlyTableQuotaSnapshots;<a name="line.504"></a> -<span class="sourceLineNo">505</span> }<a name="line.505"></a> -<span class="sourceLineNo">506</span><a name="line.506"></a> -<span class="sourceLineNo">507</span> /**<a name="line.507"></a> -<span class="sourceLineNo">508</span> * Returns an unmodifiable view over the current {@link SpaceQuotaSnapshot} objects<a name="line.508"></a> -<span class="sourceLineNo">509</span> * for each HBase namespace with a quota defined.<a name="line.509"></a> -<span class="sourceLineNo">510</span> */<a name="line.510"></a> -<span class="sourceLineNo">511</span> public Map<String,SpaceQuotaSnapshot> getNamespaceQuotaSnapshots() {<a name="line.511"></a> 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class="sourceLineNo">535</span> * Fetches the {@link SpaceQuotaSnapshot} for the given namespace from this chore.<a name="line.535"></a> -<span class="sourceLineNo">536</span> */<a name="line.536"></a> -<span class="sourceLineNo">537</span> SpaceQuotaSnapshot getNamespaceQuotaSnapshot(String namespace) {<a name="line.537"></a> -<span class="sourceLineNo">538</span> SpaceQuotaSnapshot state = this.namespaceQuotaSnapshots.get(namespace);<a name="line.538"></a> -<span class="sourceLineNo">539</span> if (state == null) {<a name="line.539"></a> -<span class="sourceLineNo">540</span> // No tracked state implies observance.<a name="line.540"></a> -<span class="sourceLineNo">541</span> return QuotaSnapshotStore.NO_QUOTA;<a name="line.541"></a> -<span class="sourceLineNo">542</span> }<a name="line.542"></a> -<span class="sourceLineNo">543</span> return state;<a name="line.543"></a> -<span class="sourceLineNo">544</span> }<a name="line.544"></a> -<span class="sourceLineNo">545</span><a name="line.545"></a> -<span class="sourceLineNo">546</span> /**<a name="line.546"></a> -<span class="sourceLineNo">547</span> * Stores the given {@code snapshot} for the given {@code namespace} in this chore.<a name="line.547"></a> -<span class="sourceLineNo">548</span> */<a name="line.548"></a> -<span class="sourceLineNo">549</span> void setNamespaceQuotaSnapshot(String namespace, SpaceQuotaSnapshot snapshot) {<a name="line.549"></a> -<span class="sourceLineNo">550</span> this.namespaceQuotaSnapshots.put(namespace, snapshot);<a name="line.550"></a> -<span class="sourceLineNo">551</span> }<a name="line.551"></a> -<span class="sourceLineNo">552</span><a name="line.552"></a> -<span class="sourceLineNo">553</span> /**<a name="line.553"></a> -<span class="sourceLineNo">554</span> * Extracts the period for the chore from the configuration.<a name="line.554"></a> -<span class="sourceLineNo">555</span> *<a name="line.555"></a> -<span class="sourceLineNo">556</span> * @param conf The 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class="sourceLineNo">567</span> *<a name="line.567"></a> -<span class="sourceLineNo">568</span> * @param conf The configuration object.<a name="line.568"></a> -<span class="sourceLineNo">569</span> * @return The configured chore initial delay or the default value in the given timeunit.<a name="line.569"></a> -<span class="sourceLineNo">570</span> * @see #getTimeUnit(Configuration)<a name="line.570"></a> -<span class="sourceLineNo">571</span> */<a name="line.571"></a> -<span class="sourceLineNo">572</span> static long getInitialDelay(Configuration conf) {<a name="line.572"></a> -<span class="sourceLineNo">573</span> return conf.getLong(QUOTA_OBSERVER_CHORE_DELAY_KEY,<a name="line.573"></a> -<span class="sourceLineNo">574</span> QUOTA_OBSERVER_CHORE_DELAY_DEFAULT);<a name="line.574"></a> -<span class="sourceLineNo">575</span> }<a name="line.575"></a> -<span class="sourceLineNo">576</span><a name="line.576"></a> -<span class="sourceLineNo">577</span> /**<a name="line.577"></a> -<span class="sourceLineNo">578</span> * Extracts the time unit for the chore period and initial delay from the configuration. 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filterInsufficientlyReportedTables(<a name="line.688"></a> -<span class="sourceLineNo">689</span> QuotaSnapshotStore<TableName> tableStore) throws IOException {<a name="line.689"></a> -<span class="sourceLineNo">690</span> final double percentRegionsReportedThreshold = getRegionReportPercent(getConfiguration());<a name="line.690"></a> -<span class="sourceLineNo">691</span> Set<TableName> tablesToRemove = new HashSet<>();<a name="line.691"></a> -<span class="sourceLineNo">692</span> for (TableName table : Iterables.concat(tablesWithTableQuotas, tablesWithNamespaceQuotas)) {<a name="line.692"></a> -<span class="sourceLineNo">693</span> // Don't recompute a table we've already computed<a name="line.693"></a> -<span class="sourceLineNo">694</span> if (tablesToRemove.contains(table)) {<a name="line.694"></a> -<span class="sourceLineNo">695</span> continue;<a name="line.695"></a> -<span class="sourceLineNo">696</span> }<a name="line.696"></a> -<span class="sourceLineNo">697</span> final int 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were reported.");<a name="line.716"></a> -<span class="sourceLineNo">717</span> }<a name="line.717"></a> -<span class="sourceLineNo">718</span> }<a name="line.718"></a> -<span class="sourceLineNo">719</span> for (TableName tableToRemove : tablesToRemove) {<a name="line.719"></a> -<span class="sourceLineNo">720</span> tablesWithTableQuotas.remove(tableToRemove);<a name="line.720"></a> -<span class="sourceLineNo">721</span> tablesWithNamespaceQuotas.remove(tableToRemove);<a name="line.721"></a> -<span class="sourceLineNo">722</span> }<a name="line.722"></a> -<span class="sourceLineNo">723</span> return tablesToRemove;<a name="line.723"></a> -<span class="sourceLineNo">724</span> }<a name="line.724"></a> -<span class="sourceLineNo">725</span><a name="line.725"></a> -<span class="sourceLineNo">726</span> /**<a name="line.726"></a> -<span class="sourceLineNo">727</span> * Computes the total number of regions in a table.<a name="line.727"></a> -<span class="sourceLineNo">728</span> */<a 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getNumReportedRegions(TableName table, QuotaSnapshotStore<TableName> tableStore)<a name="line.740"></a> -<span class="sourceLineNo">741</span> throws IOException {<a name="line.741"></a> -<span class="sourceLineNo">742</span> return Iterables.size(tableStore.filterBySubject(table));<a name="line.742"></a> -<span class="sourceLineNo">743</span> }<a name="line.743"></a> -<span class="sourceLineNo">744</span><a name="line.744"></a> -<span class="sourceLineNo">745</span> @Override<a name="line.745"></a> -<span class="sourceLineNo">746</span> public String toString() {<a name="line.746"></a> -<span class="sourceLineNo">747</span> final StringBuilder sb = new StringBuilder(32);<a name="line.747"></a> -<span class="sourceLineNo">748</span> sb.append(getClass().getSimpleName())<a name="line.748"></a> -<span class="sourceLineNo">749</span> .append(": tablesWithTableQuotas=")<a name="line.749"></a> -<span class="sourceLineNo">750</span> .append(this.tablesWithTableQuotas)<a name="line.750"></a> 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class="sourceLineNo">180</span> // Important that we do this after we instantiate the stores above<a name="line.180"></a> +<span class="sourceLineNo">181</span> // This gives us a set of Tables which may or may not be violating their quota.<a name="line.181"></a> +<span class="sourceLineNo">182</span> // To be safe, we want to make sure that these are not in violation.<a name="line.182"></a> +<span class="sourceLineNo">183</span> Set<TableName> tablesInLimbo = tablesWithQuotas.filterInsufficientlyReportedTables(<a name="line.183"></a> +<span class="sourceLineNo">184</span> tableSnapshotStore);<a name="line.184"></a> +<span class="sourceLineNo">185</span><a name="line.185"></a> +<span class="sourceLineNo">186</span> if (LOG.isTraceEnabled()) {<a name="line.186"></a> +<span class="sourceLineNo">187</span> LOG.trace("Filtered insufficiently reported tables, left with " +<a name="line.187"></a> +<span class="sourceLineNo">188</span> reportedRegionSpaceUse.size() + " regions reported");<a name="line.188"></a> +<span class="sourceLineNo">189</span> }<a name="line.189"></a> +<span class="sourceLineNo">190</span><a name="line.190"></a> +<span class="sourceLineNo">191</span> for (TableName tableInLimbo : tablesInLimbo) {<a name="line.191"></a> +<span class="sourceLineNo">192</span> final SpaceQuotaSnapshot currentSnapshot = tableSnapshotStore.getCurrentState(tableInLimbo);<a name="line.192"></a> +<span class="sourceLineNo">193</span> if (currentSnapshot.getQuotaStatus().isInViolation()) {<a name="line.193"></a> +<span class="sourceLineNo">194</span> if (LOG.isTraceEnabled()) {<a name="line.194"></a> +<span class="sourceLineNo">195</span> LOG.trace("Moving " + tableInLimbo + " out of violation because fewer region sizes were"<a name="line.195"></a> +<span class="sourceLineNo">196</span> + " reported than required.");<a name="line.196"></a> +<span class="sourceLineNo">197</span> }<a name="line.197"></a> +<span class="sourceLineNo">198</span> SpaceQuotaSnapshot targetSnapshot = new SpaceQuotaSnapshot(<a name="line.198"></a> +<span class="sourceLineNo">199</span> SpaceQuotaStatus.notInViolation(), currentSnapshot.getUsage(),<a name="line.199"></a> +<span class="sourceLineNo">200</span> currentSnapshot.getLimit());<a name="line.200"></a> +<span class="sourceLineNo">201</span> this.snapshotNotifier.transitionTable(tableInLimbo, targetSnapshot);<a name="line.201"></a> +<span class="sourceLineNo">202</span> // Update it in the Table QuotaStore so that memory is consistent with no violation.<a name="line.202"></a> +<span class="sourceLineNo">203</span> tableSnapshotStore.setCurrentState(tableInLimbo, targetSnapshot);<a name="line.203"></a> +<span class="sourceLineNo">204</span> }<a name="line.204"></a> +<span class="sourceLineNo">205</span> }<a name="line.205"></a> +<span class="sourceLineNo">206</span><a name="line.206"></a> +<span class="sourceLineNo">207</span> // Transition each table to/from quota violation based on the current and target state.<a name="line.207"></a> +<span class="sourceLineNo">208</span> // Only table quotas are enacted.<a name="line.208"></a> +<span class="sourceLineNo">209</span> final Set<TableName> tablesWithTableQuotas = tablesWithQuotas.getTableQuotaTables();<a name="line.209"></a> +<span class="sourceLineNo">210</span> processTablesWithQuotas(tablesWithTableQuotas);<a name="line.210"></a> +<span class="sourceLineNo">211</span><a name="line.211"></a> +<span class="sourceLineNo">212</span> // For each Namespace quota, transition each table in the namespace in or out of violation<a name="line.212"></a> +<span class="sourceLineNo">213</span> // only if a table quota violation policy has not already been applied.<a name="line.213"></a> +<span class="sourceLineNo">214</span> final Set<String> namespacesWithQuotas = tablesWithQuotas.getNamespacesWithQuotas();<a name="line.214"></a> +<span class="sourceLineNo">215</span> final Multimap<String,TableName> tablesByNamespace = tablesWithQuotas.getTablesByNamespace();<a name="line.215"></a> +<span class="sourceLineNo">216</span> processNamespacesWithQuotas(namespacesWithQuotas, tablesByNamespace);<a name="line.216"></a> +<span class="sourceLineNo">217</span> }<a name="line.217"></a> +<span class="sourceLineNo">218</span><a name="line.218"></a> +<span class="sourceLineNo">219</span> void initializeSnapshotStores(Map<HRegionInfo,Long> regionSizes) {<a name="line.219"></a> +<span class="sourceLineNo">220</span> Map<HRegionInfo,Long> immutableRegionSpaceUse = Collections.unmodifiableMap(regionSizes);<a name="line.220"></a> +<span class="sourceLineNo">221</span> if (tableSnapshotStore == null) {<a name="line.221"></a> +<span class="sourceLineNo">222</span> tableSnapshotStore = new TableQuotaSnapshotStore(conn, this, immutableRegionSpaceUse);<a name="line.222"></a> +<span class="sourceLineNo">223</span> } else {<a name="line.223"></a> +<span class="sourceLineNo">224</span> tableSnapshotStore.setRegionUsage(immutableRegionSpaceUse);<a name="line.224"></a> +<span class="sourceLineNo">225</span> }<a name="line.225"></a> +<span class="sourceLineNo">226</span> if (namespaceSnapshotStore == null) {<a name="line.226"></a> +<span class="sourceLineNo">227</span> namespaceSnapshotStore = new NamespaceQuotaSnapshotStore(<a name="line.227"></a> +<span class="sourceLineNo">228</span> conn, this, immutableRegionSpaceUse);<a name="line.228"></a> +<span class="sourceLineNo">229</span> } else {<a name="line.229"></a> +<span class="sourceLineNo">230</span> namespaceSnapshotStore.setRegionUsage(immutableRegionSpaceUse);<a name="line.230"></a> +<span class="sourceLineNo">231</span> }<a name="line.231"></a> +<span class="sourceLineNo">232</span> }<a name="line.232"></a> +<span class="sourceLineNo">233</span><a name="line.233"></a> +<span class="sourceLineNo">234</span> /**<a name="line.234"></a> +<span class="sourceLineNo">235</span> * Processes each {@code TableName} which has a quota defined and moves it in or out of<a name="line.235"></a> +<span class="sourceLineNo">236</span> * violation based on the space use.<a name="line.236"></a> +<span class="sourceLineNo">237</span> *<a name="line.237"></a> +<span class="sourceLineNo">238</span> * @param tablesWithTableQuotas The HBase tables which have quotas defined<a name="line.238"></a> +<span class="sourceLineNo">239</span> */<a name="line.239"></a> +<span class="sourceLineNo">240</span> void processTablesWithQuotas(final Set<TableName> tablesWithTableQuotas) throws IOException {<a name="line.240"></a> +<span class="sourceLineNo">241</span> long numTablesInViolation = 0L;<a name="line.241"></a> +<span class="sourceLineNo">242</span> for (TableName table : tablesWithTableQuotas) {<a name="line.242"></a> +<span class="sourceLineNo">243</span> final SpaceQuota spaceQuota = tableSnapshotStore.getSpaceQuota(table);<a name="line.243"></a> +<span class="sourceLineNo">244</span> if (spaceQuota == null) {<a name="line.244"></a> +<span class="sourceLineNo">245</span> if (LOG.isDebugEnabled()) {<a name="line.245"></a> +<span class="sourceLineNo">246</span> LOG.debug("Unexpectedly did not find a space quota for " + table<a name="line.246"></a> +<span class="sourceLineNo">247</span> + ", maybe it was recently deleted.");<a name="line.247"></a> +<span class="sourceLineNo">248</span> }<a name="line.248"></a> +<span class="sourceLineNo">249</span> continue;<a name="line.249"></a> +<span class="sourceLineNo">250</span> }<a name="line.250"></a> +<span class="sourceLineNo">251</span> final SpaceQuotaSnapshot currentSnapshot = tableSnapshotStore.getCurrentState(table);<a name="line.251"></a> +<span class="sourceLineNo">252</span> final SpaceQuotaSnapshot targetSnapshot = tableSnapshotStore.getTargetState(table, spaceQuota);<a name="line.252"></a> +<span class="sourceLineNo">253</span> if (LOG.isTraceEnabled()) {<a name="line.253"></a> +<span class="sourceLineNo">254</span> LOG.trace("Processing " + table + " with current=" + currentSnapshot + ", target="<a name="line.254"></a> +<span class="sourceLineNo">255</span> + targetSnapshot);<a name="line.255"></a> +<span class="sourceLineNo">256</span> }<a name="line.256"></a> +<span class="sourceLineNo">257</span> updateTableQuota(table, currentSnapshot, targetSnapshot);<a name="line.257"></a> +<span class="sourceLineNo">258</span><a name="line.258"></a> +<span class="sourceLineNo">259</span> if (targetSnapshot.getQuotaStatus().isInViolation()) {<a name="line.259"></a> +<span class="sourceLineNo">260</span> numTablesInViolation++;<a name="line.260"></a> +<span class="sourceLineNo">261</span> }<a name="line.261"></a> +<span class="sourceLineNo">262</span> }<a name="line.262"></a> +<span class="sourceLineNo">263</span> // Report the number of tables in violation<a name="line.263"></a> +<span class="sourceLineNo">264</span> if (metrics != null) {<a name="line.264"></a> +<span class="sourceLineNo">265</span> metrics.setNumTableInSpaceQuotaViolation(numTablesInViolation);<a name="line.265"></a> +<span class="sourceLineNo">266</span> }<a name="line.266"></a> +<span class="sourceLineNo">267</span> }<a name="line.267"></a> +<span class="sourceLineNo">268</span><a name="line.268"></a> +<span class="sourceLineNo">269</span> /**<a name="line.269"></a> +<span class="sourceLineNo">270</span> * Processes each namespace which has a quota defined and moves all of the tables contained<a name="line.270"></a> +<span class="sourceLineNo">271</span> * in that namespace into or out of violation of the quota. Tables which are already in<a name="line.271"></a> +<span class="sourceLineNo">272</span> * violation of a quota at the table level which <em>also</em> have a reside in a namespace<a name="line.272"></a> +<span class="sourceLineNo">273</span> * with a violated quota will not have the namespace quota enacted. The table quota takes<a name="line.273"></a> +<span class="sourceLineNo">274</span> * priority over the namespace quota.<a name="line.274"></a> +<span class="sourceLineNo">275</span> *<a name="line.275"></a> +<span class="sourceLineNo">276</span> * @param namespacesWithQuotas The set of namespaces that have quotas defined<a name="line.276"></a> +<span class="sourceLineNo">277</span> * @param tablesByNamespace A mapping of namespaces and the tables contained in those namespaces<a name="line.277"></a> +<span class="sourceLineNo">278</span> */<a name="line.278"></a> +<span class="sourceLineNo">279</span> void processNamespacesWithQuotas(<a name="line.279"></a> +<span class="sourceLineNo">280</span> final Set<String> namespacesWithQuotas,<a name="line.280"></a> +<span class="sourceLineNo">281</span> final Multimap<String,TableName> tablesByNamespace) throws IOException {<a name="line.281"></a> +<span class="sourceLineNo">282</span> long numNamespacesInViolation = 0L;<a name="line.282"></a> +<span class="sourceLineNo">283</span> for (String namespace : namespacesWithQuotas) {<a name="line.283"></a> +<span class="sourceLineNo">284</span> // Get the quota definition for the namespace<a name="line.284"></a> +<span class="sourceLineNo">285</span> final SpaceQuota spaceQuota = namespaceSnapshotStore.getSpaceQuota(namespace);<a name="line.285"></a> +<span class="sourceLineNo">286</span> if (spaceQuota == null) {<a name="line.286"></a> +<span class="sourceLineNo">287</span> if (LOG.isDebugEnabled()) {<a name="line.287"></a> +<span class="sourceLineNo">288</span> LOG.debug("Could not get Namespace space quota for " + namespace<a name="line.288"></a> +<span class="sourceLineNo">289</span> + ", maybe it was recently deleted.");<a name="line.289"></a> +<span class="sourceLineNo">290</span> }<a name="line.290"></a> +<span class="sourceLineNo">291</span> continue;<a name="line.291"></a> +<span class="sourceLineNo">292</span> }<a name="line.292"></a> +<span class="sourceLineNo">293</span> final SpaceQuotaSnapshot currentSnapshot = namespaceSnapshotStore.getCurrentState(namespace);<a name="line.293"></a> +<span class="sourceLineNo">294</span> final SpaceQuotaSnapshot targetSnapshot = namespaceSnapshotStore.getTargetState(<a name="line.294"></a> +<span class="sourceLineNo">295</span> namespace, spaceQuota);<a name="line.295"></a> +<span class="sourceLineNo">296</span> if (LOG.isTraceEnabled()) {<a name="line.296"></a> +<span class="sourceLineNo">297</span> LOG.trace("Processing " + namespace + " with current=" + currentSnapshot + ", target="<a name="line.297"></a> +<span class="sourceLineNo">298</span> + targetSnapshot);<a name="line.298"></a> +<span class="sourceLineNo">299</span> }<a name="line.299"></a> +<span class="sourceLineNo">300</span> updateNamespaceQuota(namespace, currentSnapshot, targetSnapshot, tablesByNamespace);<a name="line.300"></a> +<span class="sourceLineNo">301</span><a name="line.301"></a> +<span class="sourceLineNo">302</span> if (targetSnapshot.getQuotaStatus().isInViolation()) {<a name="line.302"></a> +<span class="sourceLineNo">303</span> numNamespacesInViolation++;<a name="line.303"></a> +<span class="sourceLineNo">304</span> }<a name="line.304"></a> +<span class="sourceLineNo">305</span> }<a name="line.305"></a> +<span class="sourceLineNo">306</span><a name="line.306"></a> +<span class="sourceLineNo">307</span> // Report the number of namespaces in violation<a name="line.307"></a> +<span class="sourceLineNo">308</span> if (metrics != null) {<a name="line.308"></a> +<span class="sourceLineNo">309</span> metrics.setNumNamespacesInSpaceQuotaViolation(numNamespacesInViolation);<a name="line.309"></a> +<span class="sourceLineNo">310</span> }<a name="line.310"></a> +<span class="sourceLineNo">311</span> }<a name="line.311"></a> +<span class="sourceLineNo">312</span><a name="line.312"></a> +<span class="sourceLineNo">313</span> /**<a name="line.313"></a> +<span class="sourceLineNo">314</span> * Updates the hbase:quota table with the new quota policy for this <code>table</code><a name="line.314"></a> +<span class="sourceLineNo">315</span> * if necessary.<a name="line.315"></a> +<span class="sourceLineNo">316</span> *<a name="line.316"></a> +<span class="sourceLineNo">317</span> * @param table The table being checked<a name="line.317"></a> +<span class="sourceLineNo">318</span> * @param currentSnapshot The state of the quota on this table from the previous invocation.<a name="line.318"></a> +<span class="sourceLineNo">319</span> * @param targetSnapshot The state the quota should be in for this table.<a name="line.319"></a> +<span class="sourceLineNo">320</span> */<a name="line.320"></a> +<span class="sourceLineNo">321</span> void updateTableQuota(<a name="line.321"></a> +<span class="sourceLineNo">322</span> TableName table, SpaceQuotaSnapshot currentSnapshot, SpaceQuotaSnapshot targetSnapshot)<a name="line.322"></a> +<span class="sourceLineNo">323</span> throws IOException {<a name="line.323"></a> +<span class="sourceLineNo">324</span> final SpaceQuotaStatus currentStatus = currentSnapshot.getQuotaStatus();<a name="line.324"></a> +<span class="sourceLineNo">325</span> final SpaceQuotaStatus targetStatus = targetSnapshot.getQuotaStatus();<a name="line.325"></a> +<span class="sourceLineNo">326</span><a name="line.326"></a> +<span class="sourceLineNo">327</span> // If we're changing something, log it.<a name="line.327"></a> +<span class="sourceLineNo">328</span> if (!currentSnapshot.equals(targetSnapshot)) {<a name="line.328"></a> +<span class="sourceLineNo">329</span> // If the target is none, we're moving out of violation. Update the hbase:quota table<a name="line.329"></a> +<span class="sourceLineNo">330</span> if (!targetStatus.isInViolation()) {<a name="line.330"></a> +<span class="sourceLineNo">331</span> if (LOG.isDebugEnabled()) {<a name="line.331"></a> +<span class="sourceLineNo">332</span> LOG.debug(table + " moving into observance of table space quota.");<a name="line.332"></a> +<span class="sourceLineNo">333</span> }<a name="line.333"></a> +<span class="sourceLineNo">334</span> } else if (LOG.isDebugEnabled()) {<a name="line.334"></a> +<span class="sourceLineNo">335</span> // We're either moving into violation or changing violation policies<a name="line.335"></a> +<span class="sourceLineNo">336</span> LOG.debug(table + " moving into violation of table space quota with policy of "<a name="line.336"></a> +<span class="sourceLineNo">337</span> + targetStatus.getPolicy());<a name="line.337"></a> +<span class="sourceLineNo">338</span> }<a name="line.338"></a> +<span class="sourceLineNo">339</span><a name="line.339"></a> +<span class="sourceLineNo">340</span> this.snapshotNotifier.transitionTable(table, targetSnapshot);<a name="line.340"></a> +<span class="sourceLineNo">341</span> // Update it in memory<a name="line.341"></a> +<span class="sourceLineNo">342</span> tableSnapshotStore.setCurrentState(table, targetSnapshot);<a name="line.342"></a> +<span class="sourceLineNo">343</span> } else if (LOG.isTraceEnabled()) {<a name="line.343"></a> +<span class="sourceLineNo">344</span> // Policies are the same, so we have nothing to do except log this. Don't need to re-update<a name="line.344"></a> +<span class="sourceLineNo">345</span> // the quota table<a name="line.345"></a> +<span class="sourceLineNo">346</span> if (!currentStatus.isInViolation()) {<a name="line.346"></a> +<span class="sourceLineNo">347</span> LOG.trace(table + " remains in observance of quota.");<a name="line.347"></a> +<span class="sourceLineNo">348</span> } else {<a name="line.348"></a> +<span class="sourceLineNo">349</span> LOG.trace(table + " remains in violation of quota.");<a name="line.349"></a> +<span class="sourceLineNo">350</span> }<a name="line.350"></a> +<span class="sourceLineNo">351</span> }<a name="line.351"></a> +<span class="sourceLineNo">352</span> }<a name="line.352"></a> +<span class="sourceLineNo">353</span><a name="line.353"></a> +<span class="sourceLineNo">354</span> /**<a name="line.354"></a> +<span class="sourceLineNo">355</span> * Updates the hbase:quota table with the target quota policy for this <code>namespace</code><a name="line.355"></a> +<span class="sourceLineNo">356</span> * if necessary.<a name="line.356"></a> +<span class="sourceLineNo">357</span> *<a name="line.357"></a> +<span class="sourceLineNo">358</span> * @param namespace The namespace being checked<a name="line.358"></a> +<span class="sourceLineNo">359</span> * @param currentSnapshot The state of the quota on this namespace from the previous invocation<a name="line.359"></a> +<span class="sourceLineNo">360</span> * @param targetSnapshot The state the quota should be in for this namespace<a name="line.360"></a> +<span class="sourceLineNo">361</span> * @param tablesByNamespace A mapping of tables in namespaces.<a name="line.361"></a> +<span class="sourceLineNo">362</span> */<a name="line.362"></a> +<span class="sourceLineNo">363</span> void updateNamespaceQuota(<a name="line.363"></a> +<span class="sourceLineNo">364</span> String namespace, SpaceQuotaSnapshot currentSnapshot, SpaceQuotaSnapshot targetSnapshot,<a name="line.364"></a> +<span class="sourceLineNo">365</span> final Multimap<String,TableName> tablesByNamespace) throws IOException {<a name="line.365"></a> +<span class="sourceLineNo">366</span> final SpaceQuotaStatus targetStatus = targetSnapshot.getQuotaStatus();<a name="line.366"></a> +<span class="sourceLineNo">367</span><a name="line.367"></a> +<span class="sourceLineNo">368</span> // When the policies differ, we need to move into or out of violatino<a name="line.368"></a> +<span class="sourceLineNo">369</span> if (!currentSnapshot.equals(targetSnapshot)) {<a name="line.369"></a> +<span class="sourceLineNo">370</span> // We want to have a policy of "NONE", moving out of violation<a name="line.370"></a> +<span class="sourceLineNo">371</span> if (!targetStatus.isInViolation()) {<a name="line.371"></a> +<span class="sourceLineNo">372</span> for (TableName tableInNS : tablesByNamespace.get(namespace)) {<a name="line.372"></a> +<span class="sourceLineNo">373</span> // If there is a quota on this table in violation<a name="line.373"></a> +<span class="sourceLineNo">374</span> if (tableSnapshotStore.getCurrentState(tableInNS).getQuotaStatus().isInViolation()) {<a name="line.374"></a> +<span class="sourceLineNo">375</span> // Table-level quota violation policy is being applied here.<a name="line.375"></a> +<span class="sourceLineNo">376</span> if (LOG.isTraceEnabled()) {<a name="line.376"></a> +<span class="sourceLineNo">377</span> LOG.trace("Not activating Namespace violation policy because a Table violation"<a name="line.377"></a> +<span class="sourceLineNo">378</span> + " policy is already in effect for " + tableInNS);<a name="line.378"></a> +<span class="sourceLineNo">379</span> }<a name="line.379"></a> +<span class="sourceLineNo">380</span> } else {<a name="line.380"></a> +<span class="sourceLineNo">381</span> LOG.info(tableInNS + " moving into observance of namespace space quota");<a name="line.381"></a> +<span class="sourceLineNo">382</span> this.snapshotNotifier.transitionTable(tableInNS, targetSnapshot);<a name="line.382"></a> +<span class="sourceLineNo">383</span> }<a name="line.383"></a> +<span class="sourceLineNo">384</span> }<a name="line.384"></a> +<span class="sourceLineNo">385</span> // We want to move into violation at the NS level<a name="line.385"></a> +<span class="sourceLineNo">386</span> } else {<a name="line.386"></a> +<span class="sourceLineNo">387</span> // Moving tables in the namespace into violation or to a different violation policy<a name="line.387"></a> +<span class="sourceLineNo">388</span> for (TableName tableInNS : tablesByNamespace.get(namespace)) {<a name="line.388"></a> +<span class="sourceLineNo">389</span> final SpaceQuotaSnapshot tableQuotaSnapshot =<a name="line.389"></a> +<span class="sourceLineNo">390</span> tableSnapshotStore.getCurrentState(tableInNS);<a name="line.390"></a> +<span class="sourceLineNo">391</span> final boolean hasTableQuota = QuotaSnapshotStore.NO_QUOTA != tableQuotaSnapshot;<a name="line.391"></a> +<span class="sourceLineNo">392</span> if (hasTableQuota && tableQuotaSnapshot.getQuotaStatus().isInViolation()) {<a name="line.392"></a> +<span class="sourceLineNo">393</span> // Table-level quota violation policy is being applied here.<a name="line.393"></a> +<span class="sourceLineNo">394</span> if (LOG.isTraceEnabled()) {<a name="line.394"></a> +<span class="sourceLineNo">395</span> LOG.trace("Not activating Namespace violation policy because a Table violation"<a name="line.395"></a> +<span class="sourceLineNo">396</span> + " policy is already in effect for " + tableInNS);<a name="line.396"></a> +<span class="sourceLineNo">397</span> }<a name="line.397"></a> +<span class="sourceLineNo">398</span> } else {<a name="line.398"></a> +<span class="sourceLineNo">399</span> // No table quota present or a table quota present that is not in violation<a name="line.399"></a> +<span class="sourceLineNo">400</span> LOG.info(tableInNS + " moving into violation of namespace space quota with policy "<a name="line.400"></a> +<span class="sourceLineNo">401</span> + targetStatus.getPolicy());<a name="line.401"></a> +<span class="sourceLineNo">402</span> this.snapshotNotifier.transitionTable(tableInNS, targetSnapshot);<a name="line.402"></a> +<span class="sourceLineNo">403</span> }<a name="line.403"></a> +<span class="sourceLineNo">404</span> }<a name="line.404"></a> +<span class="sourceLineNo">405</span> }<a name="line.405"></a> +<span class="sourceLineNo">406</span> // Update the new state in memory for this namespace<a name="line.406"></a> +<span class="sourceLineNo">407</span> namespaceSnapshotStore.setCurrentState(namespace, targetSnapshot);<a name="line.407"></a> +<span class="sourceLineNo">408</span> } else {<a name="line.408"></a> +<span class="sourceLineNo">409</span> // Policies are the same<a name="line.409"></a> +<span class="sourceLineNo">410</span> if (!targetStatus.isInViolation()) {<a name="line.410"></a> +<span class="sourceLineNo">411</span> // Both are NONE, so we remain in observance<a name="line.411"></a> +<span class="sourceLineNo">412</span> if (LOG.isTraceEnabled()) {<a name="line.412"></a> +<span class="sourceLineNo">413</span> LOG.trace(namespace + " remains in observance of quota.");<a name="line.413"></a> +<span class="sourceLineNo">414</span> }<a name="line.414"></a> +<span class="sourceLineNo">415</span> } else {<a name="line.415"></a> +<span class="sourceLineNo">416</span> // Namespace quota is still in violation, need to enact if the table quota is not<a name="line.416"></a> +<span class="sourceLineNo">417</span> // taking priority.<a name="line.417"></a> +<span class="sourceLineNo">418</span> for (TableName tableInNS : tablesByNamespace.get(namespace)) {<a name="line.418"></a> +<span class="sourceLineNo">419</span> // Does a table policy exist<a name="line.419"></a> +<span class="sourceLineNo">420</span> if (tableSnapshotStore.getCurrentState(tableInNS).getQuotaStatus().isInViolation()) {<a name="line.420"></a> +<span class="sourceLineNo">421</span> // Table-level quota violation policy is being applied here.<a name="line.421"></a> +<span class="sourceLineNo">422</span> if (LOG.isTraceEnabled()) {<a name="line.422"></a> +<span class="sourceLineNo">423</span> LOG.trace("Not activating Namespace violation policy because Table violation"<a name="line.423"></a> +<span class="sourceLine
<TRUNCATED>
