2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
22 package org.onap.ccsdk.sli.adaptors.resource.sql;
25 import java.io.FileInputStream;
26 import java.sql.Connection;
27 import java.sql.PreparedStatement;
28 import java.sql.ResultSet;
29 import java.sql.ResultSetMetaData;
30 import java.sql.SQLException;
31 import java.util.ArrayList;
33 import java.util.Map.Entry;
34 import java.util.Properties;
36 import javax.sql.rowset.CachedRowSet;
38 import org.apache.commons.lang3.StringUtils;
39 import org.onap.ccsdk.sli.core.dblib.DBResourceManager;
40 import org.onap.ccsdk.sli.core.dblib.DbLibService;
41 import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
42 import org.onap.ccsdk.sli.core.sli.SvcLogicException;
43 import org.onap.ccsdk.sli.core.sli.SvcLogicJavaPlugin;
44 import org.onap.ccsdk.sli.core.sli.SvcLogicResource;
45 import org.osgi.framework.Bundle;
46 import org.osgi.framework.BundleContext;
47 import org.osgi.framework.FrameworkUtil;
48 import org.osgi.framework.ServiceReference;
49 import org.slf4j.Logger;
50 import org.slf4j.LoggerFactory;
52 public class SqlResource implements SvcLogicResource, SvcLogicJavaPlugin {
54 private static final Logger LOG = LoggerFactory.getLogger(SqlResource.class);
56 private static final String DBLIB_SERVICE = "org.onap.ccsdk.sli.core.dblib.DbLibService";
58 private static String CRYPT_KEY = "";
60 DbLibService dblibSvc = null;
62 public SqlResource(SqlResourcePropertiesProvider propProvider) {
63 this(propProvider, null);
66 public SqlResource(SqlResourcePropertiesProvider propProvider, DbLibService dblibSvc) {
68 this.dblibSvc = dblibSvc;
70 Properties properties = propProvider.getProperties();
72 String cryptKey = properties.getProperty("org.onap.sdnc.resource.sql.cryptkey");
74 if ((cryptKey == null) || (cryptKey.length() == 0)) {
75 cryptKey = properties.getProperty("org.openecomp.sdnc.resource.sql.cryptkey");
78 SqlResource.setCryptKey(cryptKey);
81 // For sql-resource, is-available is the same as exists
83 public QueryStatus isAvailable(String resource, String key, String prefix, SvcLogicContext ctx)
84 throws SvcLogicException {
86 return (exists(resource, key, prefix, ctx));
91 public QueryStatus exists(String resource, String key, String prefix, SvcLogicContext ctx)
92 throws SvcLogicException {
94 DbLibService dblibSvc = getDbLibService();
95 if (dblibSvc == null) {
96 return (QueryStatus.FAILURE);
99 String theStmt = resolveCtxVars(key, ctx);
102 CachedRowSet results = dblibSvc.getData(theStmt, null, null);
104 if (!results.next()) {
105 return (QueryStatus.NOT_FOUND);
108 int numRows = results.getInt(1);
111 return (QueryStatus.SUCCESS);
113 return (QueryStatus.NOT_FOUND);
115 } catch (Exception e) {
116 LOG.error("Caught SQL exception", e);
117 return (QueryStatus.FAILURE);
122 public QueryStatus query(String resource, boolean localOnly, String select, String key, String prefix,
123 String orderBy, SvcLogicContext ctx) throws SvcLogicException {
125 DbLibService dblibSvc = getDbLibService();
127 if (dblibSvc == null) {
128 return (QueryStatus.FAILURE);
131 String sqlQuery = resolveCtxVars(key, ctx);
135 CachedRowSet results = dblibSvc.getData(sqlQuery, null, null);
137 QueryStatus retval = QueryStatus.SUCCESS;
139 if (!results.next()) {
140 retval = QueryStatus.NOT_FOUND;
141 LOG.debug("No data found");
143 saveCachedRowSetToCtx(results, ctx, prefix, dblibSvc);
146 } catch (Exception e) {
147 LOG.error("Caught SQL exception", e);
148 return (QueryStatus.FAILURE);
152 public void saveCachedRowSetToCtx(CachedRowSet results, SvcLogicContext ctx, String prefix, DbLibService dblibSvc)
153 throws SQLException {
155 if ((prefix != null) && prefix.endsWith("[]")) {
157 String pfx = prefix.substring(0, prefix.length() - 2);
160 ResultSetMetaData rsMeta = results.getMetaData();
161 int numCols = rsMeta.getColumnCount();
163 for (int i = 0; i < numCols; i++) {
164 String colValue = null;
165 String tableName = rsMeta.getTableName(i + 1);
166 if (rsMeta.getColumnType(i + 1) == java.sql.Types.VARBINARY) {
167 colValue = decryptColumn(tableName, rsMeta.getColumnName(i + 1), results.getBytes(i + 1),
170 colValue = results.getString(i + 1);
172 LOG.debug("Setting " + pfx + "[" + idx + "]."
173 + rsMeta.getColumnLabel(i + 1).replaceAll("_", "-") + " = " + colValue);
174 ctx.setAttribute(pfx + "[" + idx + "]." + rsMeta.getColumnLabel(i + 1).replaceAll("_", "-"),
178 } while (results.next());
179 LOG.debug("Setting " + pfx + "_length = " + idx);
180 ctx.setAttribute(pfx + "_length", "" + idx);
182 ResultSetMetaData rsMeta = results.getMetaData();
183 int numCols = rsMeta.getColumnCount();
185 for (int i = 0; i < numCols; i++) {
186 String colValue = null;
187 String tableName = rsMeta.getTableName(i + 1);
188 if ("VARBINARY".equalsIgnoreCase(rsMeta.getColumnTypeName(i + 1))) {
189 colValue = decryptColumn(tableName, rsMeta.getColumnName(i + 1), results.getBytes(i + 1),
192 colValue = results.getString(i + 1);
194 if (prefix != null) {
195 LOG.debug("Setting " + prefix + "." + rsMeta.getColumnLabel(i + 1).replaceAll("_", "-") + " = "
197 ctx.setAttribute(prefix + "." + rsMeta.getColumnLabel(i + 1).replaceAll("_", "-"), colValue);
199 LOG.debug("Setting " + rsMeta.getColumnLabel(i + 1).replaceAll("_", "-") + " = " + colValue);
200 ctx.setAttribute(rsMeta.getColumnLabel(i + 1).replaceAll("_", "-"), colValue);
209 public QueryStatus reserve(String resource, String select, String key, String prefix, SvcLogicContext ctx)
210 throws SvcLogicException {
211 return (QueryStatus.SUCCESS);
216 public QueryStatus release(String resource, String key, SvcLogicContext ctx) throws SvcLogicException {
217 return (QueryStatus.SUCCESS);
220 private QueryStatus executeSqlWrite(String key, SvcLogicContext ctx) throws SvcLogicException {
221 QueryStatus retval = QueryStatus.SUCCESS;
223 DbLibService dblibSvc = getDbLibService();
225 if (dblibSvc == null) {
226 return (QueryStatus.FAILURE);
229 String sqlStmt = resolveCtxVars(key, ctx);
231 LOG.debug("key = [" + key + "]; sqlStmt = [" + sqlStmt + "]");
234 if (!dblibSvc.writeData(sqlStmt, null, null)) {
235 retval = QueryStatus.FAILURE;
237 } catch (Exception e) {
238 LOG.error("Caught SQL exception", e);
239 retval = QueryStatus.FAILURE;
246 private String resolveCtxVars(String key, SvcLogicContext ctx) {
251 if (key.startsWith("'") && key.endsWith("'")) {
252 key = key.substring(1, key.length() - 1);
253 LOG.debug("Stripped outer single quotes - key is now [" + key + "]");
256 String[] keyTerms = key.split("\\s+");
258 StringBuffer sqlBuffer = new StringBuffer();
260 for (int i = 0; i < keyTerms.length; i++) {
261 sqlBuffer.append(resolveTerm(keyTerms[i], ctx));
262 sqlBuffer.append(" ");
265 return (sqlBuffer.toString());
268 private String resolveTerm(String term, SvcLogicContext ctx) {
273 LOG.trace("resolveTerm: term is " + term);
275 if (term.startsWith("$") && (ctx != null)) {
276 // Resolve any index variables.
277 term = resolveCtxVariable(term.substring(1), ctx);
278 // Escape single quote
280 term = term.replaceAll("'", "''");
282 return ("'" + term + "'");
289 private String resolveCtxVariable(String ctxVarName, SvcLogicContext ctx) {
291 if (ctxVarName.indexOf('[') == -1) {
292 // Ctx variable contains no arrays
293 if ("CRYPT_KEY".equals(ctxVarName)) {
294 // Handle crypt key as special case. If it's set as a context
295 // variable, use it. Otherwise, use
296 // configured crypt key.
297 String cryptKey = ctx.getAttribute(ctxVarName);
298 if ((cryptKey != null) && (cryptKey.length() > 0)) {
304 return (ctx.getAttribute(ctxVarName));
307 // Resolve any array references
308 StringBuffer sbuff = new StringBuffer();
309 String[] ctxVarParts = ctxVarName.split("\\[");
310 sbuff.append(ctxVarParts[0]);
311 for (int i = 1; i < ctxVarParts.length; i++) {
312 if (ctxVarParts[i].startsWith("$")) {
313 int endBracketLoc = ctxVarParts[i].indexOf("]");
314 if (endBracketLoc == -1) {
315 // Missing end bracket ... give up parsing
316 LOG.warn("Variable reference " + ctxVarName + " seems to be missing a ']'");
317 return (ctx.getAttribute(ctxVarName));
320 String idxVarName = ctxVarParts[i].substring(1, endBracketLoc);
321 String remainder = ctxVarParts[i].substring(endBracketLoc);
324 sbuff.append(ctx.getAttribute(idxVarName));
325 sbuff.append(remainder);
328 // Index is not a variable reference
330 sbuff.append(ctxVarParts[i]);
334 return (ctx.getAttribute(sbuff.toString()));
338 public QueryStatus save(String resource, boolean force, boolean localOnly, String key, Map<String, String> parms,
339 String prefix, SvcLogicContext ctx) throws SvcLogicException {
340 return (executeSqlWrite(key, ctx));
343 private DbLibService getDbLibService() {
345 if (dblibSvc != null) {
348 // Try to get dblib as an OSGI service
349 BundleContext bctx = null;
350 ServiceReference sref = null;
352 Bundle bundle = FrameworkUtil.getBundle(SqlResource.class);
354 if (bundle != null) {
355 bctx = bundle.getBundleContext();
359 sref = bctx.getServiceReference(DBLIB_SERVICE);
363 LOG.warn("Could not find service reference for DBLIB service (" + DBLIB_SERVICE + ")");
365 dblibSvc = (DbLibService) bctx.getService(sref);
366 if (dblibSvc == null) {
367 LOG.warn("Could not find service reference for DBLIB service (" + DBLIB_SERVICE + ")");
371 if (dblibSvc == null) {
372 // Must not be running in an OSGI container. See if you can load it
376 // If $SDNC_CONFIG_DIR/dblib.properties exists, that should
377 // be the properties passed to DBResourceManager constructor.
378 // If not, as default just use system properties.
379 Properties dblibProps = System.getProperties();
380 String cfgDir = System.getenv("SDNC_CONFIG_DIR");
382 if ((cfgDir == null) || (cfgDir.length() == 0)) {
383 cfgDir = "/opt/sdnc/data/properties";
386 File dblibPropFile = new File(cfgDir + "/dblib.properties");
387 if (dblibPropFile.exists()) {
389 dblibProps = new Properties();
390 dblibProps.load(new FileInputStream(dblibPropFile));
391 } catch (Exception e) {
392 LOG.warn("Could not load properties file " + dblibPropFile.getAbsolutePath(), e);
394 dblibProps = System.getProperties();
399 dblibSvc = new DBResourceManager(dblibProps);
400 } catch (Exception e) {
401 LOG.error("Caught exception trying to create dblib service", e);
404 if (dblibSvc == null) {
405 LOG.warn("Could not create new DBResourceManager");
413 public QueryStatus notify(String resource, String action, String key, SvcLogicContext ctx)
414 throws SvcLogicException {
415 if (LOG.isDebugEnabled()) {
416 LOG.debug("SqlResource.notify called with resource=" + resource + ", action=" + action);
418 return QueryStatus.SUCCESS;
422 public QueryStatus delete(String resource, String key, SvcLogicContext ctx) throws SvcLogicException {
423 return (executeSqlWrite(key, ctx));
426 public QueryStatus update(String resource, String key, Map<String, String> parms, String prefix,
427 SvcLogicContext ctx) throws SvcLogicException {
428 return (executeSqlWrite(key, ctx));
431 private String decryptColumn(String tableName, String colName, byte[] colValue, DbLibService dblibSvc) {
432 String strValue = new String(colValue);
434 if (StringUtils.isAsciiPrintable(strValue)) {
436 // If printable, not encrypted
439 ResultSet results = null;
440 try (Connection conn = ((DBResourceManager) dblibSvc).getConnection();
441 PreparedStatement stmt = conn.prepareStatement("SELECT CAST(AES_DECRYPT(?, ?) AS CHAR(50)) FROM DUAL")) {
443 stmt.setBytes(1, colValue);
444 stmt.setString(2, getCryptKey());
445 results = stmt.executeQuery();
447 if ((results != null) && results.next()) {
448 strValue = results.getString(1);
449 LOG.debug("Decrypted value is " + strValue);
451 LOG.warn("Cannot decrypt " + tableName + "." + colName);
453 } catch (Exception e) {
454 if (results != null) {
457 } catch (SQLException ignored) {
461 LOG.error("Caught exception trying to decrypt " + tableName + "." + colName, e);
467 public static String getCryptKey() {
471 public static String setCryptKey(String key) {
476 public String parameterizedQuery(Map<String, String> parameters, SvcLogicContext ctx) throws SvcLogicException {
477 DbLibService dblibSvc = getDbLibService();
478 String prefix = parameters.get("prefix");
479 String query = parameters.get("query");
481 ArrayList<String> arguments = new ArrayList<String>();
482 for (Entry<String, String> a : parameters.entrySet()) {
483 if (a.getKey().startsWith("param")) {
484 arguments.add(a.getValue());
489 if (dblibSvc == null) {
490 return mapQueryStatus(QueryStatus.FAILURE);
492 if (query.contains("count") || query.contains("COUNT")) {
493 CachedRowSet results = dblibSvc.getData(query, arguments, null);
495 if (!results.next()) {
496 return mapQueryStatus(QueryStatus.FAILURE);
499 int numRows = results.getInt(1);
500 ctx.setAttribute(prefix + ".count", String.valueOf(numRows));
506 } else if (query.startsWith("select") || query.startsWith("SELECT")) {
507 CachedRowSet results = dblibSvc.getData(query, arguments, null);
508 if (!results.next()) {
509 return mapQueryStatus(QueryStatus.NOT_FOUND);
511 saveCachedRowSetToCtx(results, ctx, prefix, dblibSvc);
514 if (!dblibSvc.writeData(query, arguments, null)) {
515 return mapQueryStatus(QueryStatus.FAILURE);
518 return mapQueryStatus(QueryStatus.SUCCESS);
519 } catch (SQLException e) {
520 LOG.error("Caught SQL exception", e);
521 return mapQueryStatus(QueryStatus.FAILURE);
525 protected String mapQueryStatus(QueryStatus status) {
526 String str = status.toString();
527 str = str.toLowerCase();
528 str = str.replaceAll("_", "-");