* limitations under the License.
*/
-/*
- * odbc-store.cpp - Storage service using ODBC
+/**
+ * odbc-store.cpp
*
- * $Id$
+ * Storage Service using ODBC
*/
-// eventually we might be able to support autoconf via cygwin...
#if defined (_MSC_VER) || defined(__BORLANDC__)
# include "config_win32.h"
#else
#ifdef WIN32
# define _CRT_NONSTDC_NO_DEPRECATE 1
# define _CRT_SECURE_NO_DEPRECATE 1
-# define NOMINMAX
-# define SHIBODBC_EXPORTS __declspec(dllexport)
+#endif
+
+#ifdef WIN32
+# define ODBCSTORE_EXPORTS __declspec(dllexport)
#else
-# define SHIBODBC_EXPORTS
+# define ODBCSTORE_EXPORTS
#endif
-#include <shib-target/shib-target.h>
-#include <shibsp/exceptions.h>
-#include <log4cpp/Category.hh>
+#include <xercesc/util/XMLUniDefs.hpp>
+#include <xmltooling/logging.h>
+#include <xmltooling/XMLToolingConfig.h>
#include <xmltooling/util/NDC.h>
+#include <xmltooling/util/StorageService.h>
#include <xmltooling/util/Threads.h>
-
-#include <ctime>
-#include <algorithm>
-#include <sstream>
+#include <xmltooling/util/XMLHelper.h>
#include <sql.h>
#include <sqlext.h>
-#ifdef HAVE_LIBDMALLOCXX
-#include <dmalloc.h>
-#endif
-
-using namespace shibsp;
-using namespace shibtarget;
-using namespace opensaml::saml2md;
-using namespace saml;
+using namespace xmltooling::logging;
using namespace xmltooling;
-using namespace log4cpp;
+using namespace xercesc;
using namespace std;
-#define PLUGIN_VER_MAJOR 3
+#define PLUGIN_VER_MAJOR 1
#define PLUGIN_VER_MINOR 0
-#define COLSIZE_KEY 64
-#define COLSIZE_CONTEXT 256
-#define COLSIZE_STRING_VALUE 256
-
-
-/* tables definitions - not used here */
-
-#define STRING_TABLE "STRING_STORE"
-
-#define STRING_TABLE \
- "CREATE TABLE STRING_TABLE ( "\
- "context VARCHAR( COLSIZE_CONTEXT ), " \
- "key VARCHAR( COLSIZE_KEY ), " \
- "value VARCHAR( COLSIZE_STRING_VALUE ), " \
- "expires TIMESTAMP, "
- "PRIMARY KEY (context, key), "
- "INDEX (context))"
+#define LONGDATA_BUFLEN 16384
+
+#define COLSIZE_CONTEXT 255
+#define COLSIZE_ID 255
+#define COLSIZE_STRING_VALUE 255
+
+#define STRING_TABLE "strings"
+#define TEXT_TABLE "texts"
+
+/* table definitions
+CREATE TABLE version (
+ major tinyint NOT NULL,
+ minor tinyint NOT NULL
+ )
+
+CREATE TABLE strings (
+ context varchar(255) not null,
+ id varchar(255) not null,
+ expires datetime not null,
+ version smallint not null,
+ value varchar(255) not null,
+ PRIMARY KEY (context, id)
+ )
+
+CREATE TABLE texts (
+ context varchar(255) not null,
+ id varchar(255) not null,
+ expires datetime not null,
+ version smallint not null,
+ value text not null,
+ PRIMARY KEY (context, id)
+ )
+*/
+
+namespace {
+ static const XMLCh cleanupInterval[] = UNICODE_LITERAL_15(c,l,e,a,n,u,p,I,n,t,e,r,v,a,l);
+ static const XMLCh ConnectionString[] = UNICODE_LITERAL_16(C,o,n,n,e,c,t,i,o,n,S,t,r,i,n,g);
+
+ // RAII for ODBC handles
+ struct ODBCConn {
+ ODBCConn(SQLHDBC conn) : handle(conn) {}
+ ~ODBCConn() {
+ SQLRETURN sr = SQLEndTran(SQL_HANDLE_DBC, handle, SQL_COMMIT);
+ SQLDisconnect(handle);
+ SQLFreeHandle(SQL_HANDLE_DBC,handle);
+ if (!SQL_SUCCEEDED(sr))
+ throw IOException("Failed to commit connection.");
+ }
+ operator SQLHDBC() {return handle;}
+ SQLHDBC handle;
+ };
+ class ODBCStorageService : public StorageService
+ {
+ public:
+ ODBCStorageService(const DOMElement* e);
+ virtual ~ODBCStorageService();
-#define TEXT_TABLE "TEXT_STORE"
+ bool createString(const char* context, const char* key, const char* value, time_t expiration) {
+ return createRow(STRING_TABLE, context, key, value, expiration);
+ }
+ int readString(const char* context, const char* key, string* pvalue=NULL, time_t* pexpiration=NULL, int version=0) {
+ return readRow(STRING_TABLE, context, key, pvalue, pexpiration, version, false);
+ }
+ int updateString(const char* context, const char* key, const char* value=NULL, time_t expiration=0, int version=0) {
+ return updateRow(STRING_TABLE, context, key, value, expiration, version);
+ }
+ bool deleteString(const char* context, const char* key) {
+ return deleteRow(STRING_TABLE, context, key);
+ }
-#define TEXT_TABLE \
- "CREATE TABLE TEXT_TABLE ( "\
- "context VARCHAR( COLSIZE_CONTEXT ), " \
- "key VARCHAR( COLSIZE_KEY ), " \
- "value LONG TEXT, " \
- "expires TIMESTAMP, "
- "PRIMARY KEY (context, key), "
- "INDEX (context))"
+ bool createText(const char* context, const char* key, const char* value, time_t expiration) {
+ return createRow(TEXT_TABLE, context, key, value, expiration);
+ }
+ int readText(const char* context, const char* key, string* pvalue=NULL, time_t* pexpiration=NULL, int version=0) {
+ return readRow(TEXT_TABLE, context, key, pvalue, pexpiration, version, true);
+ }
+ int updateText(const char* context, const char* key, const char* value=NULL, time_t expiration=0, int version=0) {
+ return updateRow(TEXT_TABLE, context, key, value, expiration, version);
+ }
+ bool deleteText(const char* context, const char* key) {
+ return deleteRow(TEXT_TABLE, context, key);
+ }
+ void reap(const char* context) {
+ reap(STRING_TABLE, context);
+ reap(TEXT_TABLE, context);
+ }
+ void updateContext(const char* context, time_t expiration) {
+ updateContext(STRING_TABLE, context, expiration);
+ updateContext(TEXT_TABLE, context, expiration);
+ }
+ void deleteContext(const char* context) {
+ deleteContext(STRING_TABLE, context);
+ deleteContext(TEXT_TABLE, context);
+ }
+
-static const XMLCh ConnectionString[] =
-{ chLatin_C, chLatin_o, chLatin_n, chLatin_n, chLatin_e, chLatin_c, chLatin_t, chLatin_i, chLatin_o, chLatin_n,
- chLatin_S, chLatin_t, chLatin_r, chLatin_i, chLatin_n, chLatin_g, chNull
-};
-static const XMLCh cleanupInterval[] =
-{ chLatin_c, chLatin_l, chLatin_e, chLatin_a, chLatin_n, chLatin_u, chLatin_p,
- chLatin_I, chLatin_n, chLatin_t, chLatin_e, chLatin_r, chLatin_v, chLatin_a, chLatin_l, chNull
-};
-static const XMLCh cacheTimeout[] =
-{ chLatin_c, chLatin_a, chLatin_c, chLatin_h, chLatin_e, chLatin_T, chLatin_i, chLatin_m, chLatin_e, chLatin_o, chLatin_u, chLatin_t, chNull };
-static const XMLCh odbcTimeout[] =
-{ chLatin_o, chLatin_d, chLatin_b, chLatin_c, chLatin_T, chLatin_i, chLatin_m, chLatin_e, chLatin_o, chLatin_u, chLatin_t, chNull };
-static const XMLCh storeAttributes[] =
-{ chLatin_s, chLatin_t, chLatin_o, chLatin_r, chLatin_e, chLatin_A, chLatin_t, chLatin_t, chLatin_r, chLatin_i, chLatin_b, chLatin_u, chLatin_t, chLatin_e, chLatin_s, chNull };
+ private:
+ bool createRow(const char *table, const char* context, const char* key, const char* value, time_t expiration);
+ int readRow(const char *table, const char* context, const char* key, string* pvalue, time_t* pexpiration, int version, bool text);
+ int updateRow(const char *table, const char* context, const char* key, const char* value, time_t expiration, int version);
+ bool deleteRow(const char *table, const char* context, const char* key);
-static const XMLCh cleanupInterval[] = UNICODE_LITERAL_15(c,l,e,a,n,u,p,I,n,t,e,r,v,a,l);
+ void reap(const char* table, const char* context);
+ void updateContext(const char* table, const char* context, time_t expiration);
+ void deleteContext(const char* table, const char* context);
+ SQLHDBC getHDBC();
+ SQLHSTMT getHSTMT(SQLHDBC);
+ pair<int,int> getVersion(SQLHDBC);
+ bool log_error(SQLHANDLE handle, SQLSMALLINT htype, const char* checkfor=NULL);
-// ODBC tools
+ static void* cleanup_fn(void*);
+ void cleanup();
-struct ODBCConn {
- ODBCConn(SQLHDBC conn) : handle(conn) {}
- ~ODBCConn() {SQLFreeHandle(SQL_HANDLE_DBC,handle);}
- operator SQLHDBC() {return handle;}
- SQLHDBC handle;
-};
+ Category& m_log;
+ int m_cleanupInterval;
+ CondWait* shutdown_wait;
+ Thread* cleanup_thread;
+ bool shutdown;
-class ODBCBase : public virtual saml::IPlugIn
-{
-public:
- ODBCBase(const DOMElement* e);
- virtual ~ODBCBase();
+ SQLHENV m_henv;
+ string m_connstring;
+ };
- SQLHDBC getHDBC();
+ StorageService* ODBCStorageServiceFactory(const DOMElement* const & e)
+ {
+ return new ODBCStorageService(e);
+ }
- Category* log;
+ // convert SQL timestamp to time_t
+ time_t timeFromTimestamp(SQL_TIMESTAMP_STRUCT expires)
+ {
+ time_t ret;
+ struct tm t;
+ t.tm_sec=expires.second;
+ t.tm_min=expires.minute;
+ t.tm_hour=expires.hour;
+ t.tm_mday=expires.day;
+ t.tm_mon=expires.month-1;
+ t.tm_year=expires.year-1900;
+ t.tm_isdst=0;
+#if defined(HAVE_TIMEGM)
+ ret = timegm(&t);
+#else
+ ret = mktime(&t) - timezone;
+#endif
+ return (ret);
+ }
-protected:
- const DOMElement* m_root; // can only use this during initialization
- string m_connstring;
+ // conver time_t to SQL string
+ void timestampFromTime(time_t t, char* ret)
+ {
+#ifdef HAVE_GMTIME_R
+ struct tm res;
+ struct tm* ptime=gmtime_r(&t,&res);
+#else
+ struct tm* ptime=gmtime(&t);
+#endif
+ strftime(ret,32,"{ts '%Y-%m-%d %H:%M:%S'}",ptime);
+ }
- static SQLHENV m_henv; // single handle for both plugins
- bool m_bInitializedODBC; // tracks which class handled the process
- static const char* p_connstring;
+ // make a string safe for SQL command
+ // result to be free'd only if it isn't the input
+ static char *makeSafeSQL(const char *src)
+ {
+ int ns = 0;
+ int nc = 0;
+ char *s;
+
+ // see if any conversion needed
+ for (s=(char*)src; *s; nc++,s++) if (*s=='\'') ns++;
+ if (ns==0) return ((char*)src);
+
+ char *safe = new char[(nc+2*ns+1)];
+ for (s=safe; *src; src++) {
+ if (*src=='\'') *s++ = '\'';
+ *s++ = (char)*src;
+ }
+ *s = '\0';
+ return (safe);
+ }
- pair<int,int> getVersion(SQLHDBC);
- void log_error(SQLHANDLE handle, SQLSMALLINT htype);
+ void freeSafeSQL(char *safe, const char *src)
+ {
+ if (safe!=src)
+ delete[](safe);
+ }
};
-SQLHENV ODBCBase::m_henv = SQL_NULL_HANDLE;
-const char* ODBCBase::p_connstring = NULL;
-
-ODBCBase::ODBCBase(const DOMElement* e) : m_root(e), m_bInitializedODBC(false)
+ODBCStorageService::ODBCStorageService(const DOMElement* e) : m_log(Category::getInstance("XMLTooling.StorageService")),
+ m_cleanupInterval(900), shutdown_wait(NULL), cleanup_thread(NULL), shutdown(false), m_henv(SQL_NULL_HANDLE)
{
#ifdef _DEBUG
- xmltooling::NDC ndc("ODBCBase");
+ xmltooling::NDC ndc("ODBCStorageService");
#endif
- log = &(Category::getInstance("shibtarget.ODBC"));
+
+ const XMLCh* tag=e ? e->getAttributeNS(NULL,cleanupInterval) : NULL;
+ if (tag && *tag)
+ m_cleanupInterval = XMLString::parseInt(tag);
+ if (!m_cleanupInterval)
+ m_cleanupInterval = 900;
if (m_henv == SQL_NULL_HANDLE) {
// Enable connection pooling.
// Allocate the environment.
if (!SQL_SUCCEEDED(SQLAllocHandle(SQL_HANDLE_ENV, SQL_NULL_HANDLE, &m_henv)))
- throw ConfigurationException("ODBC failed to initialize.");
+ throw XMLToolingException("ODBC failed to initialize.");
// Specify ODBC 3.x
SQLSetEnvAttr(m_henv, SQL_ATTR_ODBC_VERSION, (void*)SQL_OV_ODBC3, 0);
- log->info("ODBC initialized");
- m_bInitializedODBC = true;
+ m_log.info("ODBC initialized");
}
// Grab connection string from the configuration.
- e=XMLHelper::getFirstChildElement(e,ConnectionString);
+ e = e ? XMLHelper::getFirstChildElement(e,ConnectionString) : NULL;
if (!e || !e->hasChildNodes()) {
- if (!p_connstring) {
- this->~ODBCBase();
- throw ConfigurationException("ODBC cache requires ConnectionString element in configuration.");
- }
- m_connstring=p_connstring;
- }
- else {
- xmltooling::auto_ptr_char arg(e->getFirstChild()->getNodeValue());
- m_connstring=arg.get();
- p_connstring=m_connstring.c_str();
+ SQLFreeHandle(SQL_HANDLE_ENV, m_henv);
+ throw XMLToolingException("ODBC StorageService requires ConnectionString element in configuration.");
}
+ auto_ptr_char arg(e->getFirstChild()->getNodeValue());
+ m_connstring=arg.get();
// Connect and check version.
- SQLHDBC conn=getHDBC();
+ ODBCConn conn(getHDBC());
pair<int,int> v=getVersion(conn);
- SQLFreeHandle(SQL_HANDLE_DBC,conn);
// Make sure we've got the right version.
if (v.first != PLUGIN_VER_MAJOR) {
- this->~ODBCBase();
- log->crit("unknown database version: %d.%d", v.first, v.second);
- throw SAMLException("Unknown cache database version.");
+ SQLFreeHandle(SQL_HANDLE_ENV, m_henv);
+ m_log.crit("unknown database version: %d.%d", v.first, v.second);
+ throw XMLToolingException("Unknown database version for ODBC StorageService.");
}
+
+ // Initialize the cleanup thread
+ shutdown_wait = CondWait::create();
+ cleanup_thread = Thread::create(&cleanup_fn, (void*)this);
}
-ODBCBase::~ODBCBase()
+ODBCStorageService::~ODBCStorageService()
{
- //delete m_mysql;
- if (m_bInitializedODBC)
- SQLFreeHandle(SQL_HANDLE_ENV,m_henv);
- m_bInitializedODBC=false;
- m_henv = SQL_NULL_HANDLE;
- p_connstring=NULL;
+ shutdown = true;
+ shutdown_wait->signal();
+ cleanup_thread->join(NULL);
+ delete shutdown_wait;
+ if (m_henv != SQL_NULL_HANDLE)
+ SQLFreeHandle(SQL_HANDLE_ENV, m_henv);
}
-void ODBCBase::log_error(SQLHANDLE handle, SQLSMALLINT htype)
+bool ODBCStorageService::log_error(SQLHANDLE handle, SQLSMALLINT htype, const char* checkfor)
{
SQLSMALLINT i = 0;
SQLINTEGER native;
SQLSMALLINT len;
SQLRETURN ret;
+ bool res = false;
do {
ret = SQLGetDiagRec(htype, handle, ++i, state, &native, text, sizeof(text), &len);
- if (SQL_SUCCEEDED(ret))
- log->error("ODBC Error: %s:%ld:%ld:%s", state, i, native, text);
+ if (SQL_SUCCEEDED(ret)) {
+ m_log.error("ODBC Error: %s:%ld:%ld:%s", state, i, native, text);
+ if (checkfor && !strcmp(checkfor, (const char*)state))
+ res = true;
+ }
} while(SQL_SUCCEEDED(ret));
+ return res;
}
-SQLHDBC ODBCBase::getHDBC()
+SQLHDBC ODBCStorageService::getHDBC()
{
#ifdef _DEBUG
- xmltooling::NDC ndc("getMYSQL");
+ xmltooling::NDC ndc("getHDBC");
#endif
// Get a handle.
SQLHDBC handle;
SQLRETURN sr=SQLAllocHandle(SQL_HANDLE_DBC, m_henv, &handle);
if (!SQL_SUCCEEDED(sr)) {
- log->error("failed to allocate connection handle");
+ m_log.error("failed to allocate connection handle");
log_error(m_henv, SQL_HANDLE_ENV);
- throw SAMLException("ODBCBase::getHDBC failed to allocate connection handle");
+ throw IOException("ODBC StorageService failed to allocate a connection handle.");
}
sr=SQLDriverConnect(handle,NULL,(SQLCHAR*)m_connstring.c_str(),m_connstring.length(),NULL,0,NULL,SQL_DRIVER_NOPROMPT);
if (!SQL_SUCCEEDED(sr)) {
- log->error("failed to connect to database");
+ m_log.error("failed to connect to database");
log_error(handle, SQL_HANDLE_DBC);
- throw SAMLException("ODBCBase::getHDBC failed to connect to database");
+ throw IOException("ODBC StorageService failed to connect to database.");
}
+ sr = SQLSetConnectAttr(handle, SQL_ATTR_AUTOCOMMIT, SQL_AUTOCOMMIT_OFF, NULL);
+ if (!SQL_SUCCEEDED(sr))
+ throw IOException("ODBC StorageService failed to disable auto-commit mode.");
+ sr = SQLSetConnectAttr(handle, SQL_ATTR_TXN_ISOLATION, (SQLPOINTER)SQL_TXN_SERIALIZABLE, NULL);
+ if (!SQL_SUCCEEDED(sr))
+ throw IOException("ODBC StorageService failed to enable transaction isolation.");
+
return handle;
}
-pair<int,int> ODBCBase::getVersion(SQLHDBC conn)
+SQLHSTMT ODBCStorageService::getHSTMT(SQLHDBC conn)
{
- // Grab the version number from the database.
SQLHSTMT hstmt;
- SQLAllocHandle(SQL_HANDLE_STMT,conn,&hstmt);
-
- SQLRETURN sr=SQLExecDirect(hstmt, (SQLCHAR*)"SELECT major,minor FROM version", SQL_NTS);
+ SQLRETURN sr=SQLAllocHandle(SQL_HANDLE_STMT,conn,&hstmt);
if (!SQL_SUCCEEDED(sr)) {
- log->error("failed to read version from database");
- log_error(hstmt, SQL_HANDLE_STMT);
- throw SAMLException("ODBCBase::getVersion failed to read version from database");
+ m_log.error("failed to allocate statement handle");
+ log_error(conn, SQL_HANDLE_DBC);
+ throw IOException("ODBC StorageService failed to allocate a statement handle.");
}
-
- SQLINTEGER major;
- SQLINTEGER minor;
- SQLBindCol(hstmt,1,SQL_C_SLONG,&major,0,NULL);
- SQLBindCol(hstmt,2,SQL_C_SLONG,&minor,0,NULL);
-
- if ((sr=SQLFetch(hstmt)) != SQL_NO_DATA) {
- SQLFreeHandle(SQL_HANDLE_STMT,hstmt);
- return pair<int,int>(major,minor);
- }
-
- SQLFreeHandle(SQL_HANDLE_STMT,hstmt);
- log->error("no rows returned in version query");
- throw SAMLException("ODBCBase::getVersion failed to read version from database");
+ return hstmt;
}
-
-// ------------------------------------------------------------
-
-// ODBC Storage Service class
-
-class ODBCStorageService : public ODBCBase, public StorageService
-{
- string stringTable = STRING_TABLE;
- string textTable = TEXT_TABLE;
-
-public:
- ODBCStorageService(const DOMElement* e);
- virtual ~ODBCStorageService();
-
- void createString(const char* context, const char* key, const char* value, time_t expiration) {
- return createRow(string_table, context, key, value, expiration);
- }
- bool readString(const char* context, const char* key, string* pvalue=NULL, time_t* pexpiration=NULL) {
- return readRow(string_table, context, key, value, expiration, COLSIZE_STRING_VALUE);
- }
- bool updateString(const char* context, const char* key, const char* value=NULL, time_t expiration=0) {
- return updateRow(string_table, context, key, value, expiration);
- }
- bool deleteString(const char* context, const char* key) {
- return deleteRow(string_table, context, key, value, expiration);
- }
-
- void createText(const char* context, const char* key, const char* value, time_t expiration) {
- return createRow(text_table, context, key, value, expiration);
- }
- bool readText(const char* context, const char* key, string* pvalue=NULL, time_t* pexpiration=NULL) {
- return readRow(text_table, context, key, value, expiration, 0);
- }
- bool updateText(const char* context, const char* key, const char* value=NULL, time_t expiration=0) {
- return updateRow(text_table, context, key, value, expiration);
- }
- bool deleteText(const char* context, const char* key) {
- return deleteRow(text_table, context, key, value, expiration);
- }
-
- void reap(const char* context) {
- reap(string_table, context);
- reap(text_table, context);
- }
- void deleteContext(const char* context) {
- deleteCtx(string_table, context);
- deleteCtx(text_table, context);
- }
-
-
-private:
-
- void createRow(const char *table, const char* context, const char* key, const char* value, time_t expiration);
- bool readRow(const char *table, const char* context, const char* key, string* pvalue, time_t* pexpiration, int maxsize);
- bool updateRow(const char *table, const char* context, const char* key, const char* value, time_t expiration);
- bool deleteRow(const char *table, const char* context, const char* key);
-
- void reapRows(const char* table, const char* context);
- void deleteCtx(const char* table, const char* context);
-
- xmltooling::CondWait* shutdown_wait;
- bool shutdown;
- xmltooling::Thread* cleanup_thread;
-
- static void* cleanup_fcn(void*);
- void cleanup();
-
- CondWait* shutdown_wait;
- Thread* cleanup_thread;
- bool shutdown;
- int m_cleanupInterval;
- Category& log;
-
- StorageService* ODBCStorageServiceFactory(const DOMElement* const & e)
- {
- return new ODBCStorageService(e);
- }
-
- // convert SQL timestamp to time_t
- time_t timeFromTimestamp(SQL_TIMESTAMP_STRUCT expires)
- {
- time_t ret;
- struct tm t;
- t.tm_sec=expires.second;
- t.tm_min=expires.minute;
- t.tm_hour=expires.hour;
- t.tm_mday=expires.day;
- t.tm_mon=expires.month-1;
- t.tm_year=expires.year-1900;
- t.tm_isdst=0;
-#if defined(HAVE_TIMEGM)
- ret = timegm(&t);
-#else
- ret = mktime(&t) - timezone;
-#endif
- return (ret);
- }
-
- // conver time_t to SQL string
- void timestampFromTime(time_t t, char &ret)
- {
-#ifdef HAVE_GMTIME_R
- struct tm res;
- struct tm* ptime=gmtime_r(&created,&res);
-#else
- struct tm* ptime=gmtime(&created);
-#endif
- strftime(ret,32,"{ts '%Y-%m-%d %H:%M:%S'}",ptime);
- }
-
-};
-
-// class constructor
-
-ODBCStorageService::ODBCStorageService(const DOMElement* e):
- ODBCBase(e),
- shutdown(false),
- m_cleanupInterval(0)
-
+pair<int,int> ODBCStorageService::getVersion(SQLHDBC conn)
{
-#ifdef _DEBUG
- xmltooling::NDC ndc("ODBCStorageService");
-#endif
- log = &(Category::getInstance("shibtarget.StorageService.ODBC"));
-
- const XMLCh* tag=e ? e->getAttributeNS(NULL,cleanupInterval) : NULL;
- if (tag && *tag) {
- m_cleanupInterval = XMLString::parseInt(tag);
+ // Grab the version number from the database.
+ SQLHSTMT stmt = getHSTMT(conn);
+
+ SQLRETURN sr=SQLExecDirect(stmt, (SQLCHAR*)"SELECT major,minor FROM version", SQL_NTS);
+ if (!SQL_SUCCEEDED(sr)) {
+ m_log.error("failed to read version from database");
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to read version from database.");
}
- if (!m_cleanupInterval) m_cleanupInterval=300;
- contextLock = Mutex::create();
- shutdown_wait = CondWait::create();
-
- // Initialize the cleanup thread
- cleanup_thread = Thread::create(&cleanup_fcn, (void*)this);
-}
+ SQLINTEGER major;
+ SQLINTEGER minor;
+ SQLBindCol(stmt,1,SQL_C_SLONG,&major,0,NULL);
+ SQLBindCol(stmt,2,SQL_C_SLONG,&minor,0,NULL);
-ODBCStorageService::~ODBCStorageService()
-{
- shutdown = true;
- shutdown_wait->signal();
- cleanup_thread->join(NULL);
+ if ((sr=SQLFetch(stmt)) != SQL_NO_DATA)
+ return pair<int,int>(major,minor);
- delete shutdown_wait;
+ m_log.error("no rows returned in version query");
+ throw IOException("ODBC StorageService failed to read version from database.");
}
-// create
-
-HRESULT ODBCStorageService::createRow(const char *table, const char* context, const char* key, const char* value, time_t expiration)
+bool ODBCStorageService::createRow(const char* table, const char* context, const char* key, const char* value, time_t expiration)
{
#ifdef _DEBUG
xmltooling::NDC ndc("createRow");
timestampFromTime(expiration, timebuf);
// Get statement handle.
- SQLHSTMT hstmt;
ODBCConn conn(getHDBC());
- SQLAllocHandle(SQL_HANDLE_STMT,conn,&hstmt);
+ SQLHSTMT stmt = getHSTMT(conn);
// Prepare and exectute insert statement.
- string q = string("INSERT ") + table + " VALUES ('" + context + "','" + key + "','" + value + "'," + timebuf + "')";
- log->debug("SQL: %s", q.str());
+ //char *scontext = makeSafeSQL(context);
+ //char *skey = makeSafeSQL(key);
+ //char *svalue = makeSafeSQL(value);
+ string q = string("INSERT INTO ") + table + " VALUES (?,?," + timebuf + ",1,?)";
- HRESULT hr=NOERROR;
- SQLRETURN sr=SQLExecDirect(hstmt, (SQLCHAR*)q.str().c_str(), SQL_NTS);
+ SQLRETURN sr = SQLPrepare(stmt, (SQLCHAR*)q.c_str(), SQL_NTS);
if (!SQL_SUCCEEDED(sr)) {
- log->error("insert record failed (t=%s, c=%s, k=%s", table, context, key);
- log_error(hstmt, SQL_HANDLE_STMT);
- hr=E_FAIL;
+ m_log.error("SQLPrepare failed (t=%s, c=%s, k=%s)", table, context, key);
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to insert record.");
}
+ m_log.debug("SQLPrepare succeded. SQL: %s", q.c_str());
- SQLFreeHandle(SQL_HANDLE_STMT,hstmt);
- return hr;
-}
+ SQLINTEGER b_ind = SQL_NTS;
+ sr = SQLBindParam(stmt, 1, SQL_C_CHAR, SQL_VARCHAR, 255, 0, const_cast<char*>(context), &b_ind);
+ if (!SQL_SUCCEEDED(sr)) {
+ m_log.error("SQLBindParam failed (context = %s)", context);
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to insert record.");
+ }
+ m_log.debug("SQLBindParam succeded (context = %s)", context);
+
+ sr = SQLBindParam(stmt, 2, SQL_C_CHAR, SQL_VARCHAR, 255, 0, const_cast<char*>(key), &b_ind);
+ if (!SQL_SUCCEEDED(sr)) {
+ m_log.error("SQLBindParam failed (key = %s)", key);
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to insert record.");
+ }
+ m_log.debug("SQLBindParam succeded (key = %s)", key);
-// read
+ if (strcmp(table, TEXT_TABLE)==0)
+ sr = SQLBindParam(stmt, 3, SQL_C_CHAR, SQL_LONGVARCHAR, strlen(value), 0, const_cast<char*>(value), &b_ind);
+ else
+ sr = SQLBindParam(stmt, 3, SQL_C_CHAR, SQL_VARCHAR, 255, 0, const_cast<char*>(value), &b_ind);
+ if (!SQL_SUCCEEDED(sr)) {
+ m_log.error("SQLBindParam failed (value = %s)", value);
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to insert record.");
+ }
+ m_log.debug("SQLBindParam succeded (value = %s)", value);
+
+ //freeSafeSQL(scontext, context);
+ //freeSafeSQL(skey, key);
+ //freeSafeSQL(svalue, value);
+ //m_log.debug("SQL: %s", q.c_str());
-HRESULT ODBCStorageService::readRow(const char *table, const char* context, const char* key, string& pvalue, time_t& pexpiration, int maxsize)
+ sr=SQLExecute(stmt);
+ if (!SQL_SUCCEEDED(sr)) {
+ m_log.error("insert record failed (t=%s, c=%s, k=%s)", table, context, key);
+ if (log_error(stmt, SQL_HANDLE_STMT, "23000"))
+ return false; // supposedly integrity violation?
+ throw IOException("ODBC StorageService failed to insert record.");
+ }
+
+ m_log.debug("SQLExecute of insert succeeded");
+ return true;
+}
+
+int ODBCStorageService::readRow(
+ const char *table, const char* context, const char* key, string* pvalue, time_t* pexpiration, int version, bool text
+ )
{
#ifdef _DEBUG
xmltooling::NDC ndc("readRow");
#endif
- SQLCHAR *tvalue = NULL;
- SQL_TIMESTAMP_STRUCT expires;
- time_t exp;
-
// Get statement handle.
- SQLHSTMT hstmt;
ODBCConn conn(getHDBC());
- SQLAllocHandle(SQL_HANDLE_STMT,conn,&hstmt);
+ SQLHSTMT stmt = getHSTMT(conn);
// Prepare and exectute select statement.
- string q = string("SELECT expires,value FROM ") + table +
- " WHERE context='" + context + "' AND key='" + key + "'";
- log->debug("SQL: %s", q.str());
-
- SQLRETURN sr=SQLExecDirect(hstmt, (SQLCHAR*)q.c_str(), SQL_NTS);
+ char timebuf[32];
+ timestampFromTime(time(NULL), timebuf);
+ char *scontext = makeSafeSQL(context);
+ char *skey = makeSafeSQL(key);
+ ostringstream q;
+ q << "SELECT version";
+ if (pexpiration)
+ q << ",expires";
+ if (pvalue)
+ q << ",CASE version WHEN " << version << " THEN NULL ELSE value END";
+ q << " FROM " << table << " WHERE context='" << scontext << "' AND id='" << skey << "' AND expires > " << timebuf;
+ freeSafeSQL(scontext, context);
+ freeSafeSQL(skey, key);
+ if (m_log.isDebugEnabled())
+ m_log.debug("SQL: %s", q.str().c_str());
+
+ SQLRETURN sr=SQLExecDirect(stmt, (SQLCHAR*)q.str().c_str(), SQL_NTS);
if (!SQL_SUCCEEDED(sr)) {
- log->error("error searching for (t=%s, c=%s, k=%s)", table, context, key);
- log_error(hstmt, SQL_HANDLE_STMT);
- SQLFreeHandle(SQL_HANDLE_STMT,hstmt);
- return E_FAIL;
+ m_log.error("error searching for (t=%s, c=%s, k=%s)", table, context, key);
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService search failed.");
}
- // retrieve data
- SQLBindCol(hstmt,1,SQL_C_TYPE_TIMESTAMP,&expires,0,NULL);
- // SQLBindCol(hstmt,1,SQL_C_CHAR,value,sizeof(value),NULL);
+ SQLSMALLINT ver;
+ SQL_TIMESTAMP_STRUCT expiration;
- if ((sr=SQLFetch(hstmt)) == SQL_NO_DATA) {
- SQLFreeHandle(SQL_HANDLE_STMT,hstmt);
- return S_FALSE;
- }
+ SQLBindCol(stmt,1,SQL_C_SSHORT,&ver,0,NULL);
+ if (pexpiration)
+ SQLBindCol(stmt,2,SQL_C_TYPE_TIMESTAMP,&expiration,0,NULL);
- // expire time from bound col
- exp = timeFromTimestamp(expires);
- if (time(NULL)>ezp) {
- log->debug(".. expired");
- return false;
- }
- if (pexpiration) pexpiration = exp;
+ if ((sr=SQLFetch(stmt)) == SQL_NO_DATA)
+ return 0;
- // value by getdata
+ if (pexpiration)
+ *pexpiration = timeFromTimestamp(expiration);
- // see how much text there is
- if (maxsize==0) {
- SQLINTEGER nch;
- SQLCHAR tv[12];
- sr = SQLGetData(hstmt, 2, SQL_C_CHAR, tvp, BUFSIZE_TEXT_BLOCK, &nch);
- if (sr==SQL_SUCCESS || sr==SQL_SUCCESS_WITH_INFO) {
- maxsize = nch;
- }
- }
+ if (version == ver)
+ return version; // nothing's changed, so just echo back the version
- tvalue = (SQLCHAR*) malloc(maxsize+1);
- sr = SQLGetData(hstmt, 2, SQL_C_CHAR, tvalue, maxsize, &nch);
- if (sr!=SQL_SUCCESS) {
- log->error("error retriving value for (t=%s, c=%s, k=%s)", table, context, key);
- log_error(hstmt, SQL_HANDLE_STMT);
- SQLFreeHandle(SQL_HANDLE_STMT,hstmt);
- return E_FAIL;
+ if (pvalue) {
+ SQLINTEGER len;
+ SQLCHAR buf[LONGDATA_BUFLEN];
+ while ((sr=SQLGetData(stmt,pexpiration ? 3 : 2,SQL_C_CHAR,buf,sizeof(buf),&len)) != SQL_NO_DATA) {
+ if (!SQL_SUCCEEDED(sr)) {
+ m_log.error("error while reading text field from result set");
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService search failed to read data from result set.");
+ }
+ pvalue->append((char*)buf);
}
}
- pvalue = string(tvalue);
- free(tvalue);
-
- log->debug(".. value found");
-
- return sr;
+
+ return ver;
}
-
-// update
-
-HRESULT ODBCStorageService::updateRow(const char *table, const char* context, const char* key, const char* value, time_t expiration)
+int ODBCStorageService::updateRow(const char *table, const char* context, const char* key, const char* value, time_t expiration, int version)
{
#ifdef _DEBUG
xmltooling::NDC ndc("updateRow");
#endif
- char timebuf[32];
- timestampFromTime(expiration, timebuf);
+ if (!value && !expiration)
+ throw IOException("ODBC StorageService given invalid update instructions.");
// Get statement handle.
- SQLHSTMT hstmt;
ODBCConn conn(getHDBC());
- SQLAllocHandle(SQL_HANDLE_STMT,conn,&hstmt);
+ SQLHSTMT stmt = getHSTMT(conn);
+
+ // First, fetch the current version for later, which also ensures the record still exists.
+ char timebuf[32];
+ timestampFromTime(time(NULL), timebuf);
+ char *scontext = makeSafeSQL(context);
+ char *skey = makeSafeSQL(key);
+ string q("SELECT version FROM ");
+ q = q + table + " WHERE context='" + scontext + "' AND id='" + key + "' AND expires > " + timebuf;
+
+ m_log.debug("SQL: %s", q.c_str());
+
+ SQLRETURN sr=SQLExecDirect(stmt, (SQLCHAR*)q.c_str(), SQL_NTS);
+ if (!SQL_SUCCEEDED(sr)) {
+ freeSafeSQL(scontext, context);
+ freeSafeSQL(skey, key);
+ m_log.error("error searching for (t=%s, c=%s, k=%s)", table, context, key);
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService search failed.");
+ }
+
+ SQLSMALLINT ver;
+ SQLBindCol(stmt,1,SQL_C_SSHORT,&ver,0,NULL);
+ if ((sr=SQLFetch(stmt)) == SQL_NO_DATA) {
+ freeSafeSQL(scontext, context);
+ freeSafeSQL(skey, key);
+ return 0;
+ }
+
+ // Check version?
+ if (version > 0 && version != ver) {
+ freeSafeSQL(scontext, context);
+ freeSafeSQL(skey, key);
+ return -1;
+ }
+
+ SQLFreeHandle(SQL_HANDLE_STMT, stmt);
+ stmt = getHSTMT(conn);
// Prepare and exectute update statement.
+ q = string("UPDATE ") + table + " SET ";
+
+ if (value)
+ q = q + "value=?, version=version+1";
- string expstr = "";
- if (expiration) expstr = string(",expires = '") + timebuf + "' ";
+ if (expiration) {
+ timestampFromTime(expiration, timebuf);
+ if (value)
+ q += ',';
+ q = q + "expires = " + timebuf;
+ }
- string q = string("UPDATE ") + table + " SET value='" + value + "'" + expstr +
- " WHERE context='" + context + "' AND key='" + key + "' AND expires > NOW()";
- log->debug("SQL: %s", q.str());
+ q = q + " WHERE context='" + scontext + "' AND id='" + key + "'";
+ freeSafeSQL(scontext, context);
+ freeSafeSQL(skey, key);
- HRESULT hr=NOERROR;
- SQLRETURN sr=SQLExecDirect(hstmt, (SQLCHAR*)q.str().c_str(), SQL_NTS);
+ sr = SQLPrepare(stmt, (SQLCHAR*)q.c_str(), SQL_NTS);
if (!SQL_SUCCEEDED(sr)) {
- log->error("update record failed (t=%s, c=%s, k=%s", table, context, key);
- log_error(hstmt, SQL_HANDLE_STMT);
- hr=E_FAIL;
+ m_log.error("update of record failed (t=%s, c=%s, k=%s", table, context, key);
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to update record.");
+ }
+ m_log.debug("SQLPrepare succeded. SQL: %s", q.c_str());
+
+ SQLINTEGER b_ind = SQL_NTS;
+ if (value) {
+ if (strcmp(table, TEXT_TABLE)==0)
+ sr = SQLBindParam(stmt, 1, SQL_C_CHAR, SQL_LONGVARCHAR, strlen(value), 0, const_cast<char*>(value), &b_ind);
+ else
+ sr = SQLBindParam(stmt, 1, SQL_C_CHAR, SQL_VARCHAR, 255, 0, const_cast<char*>(value), &b_ind);
+ if (!SQL_SUCCEEDED(sr)) {
+ m_log.error("SQLBindParam failed (context = %s)", context);
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to update record.");
+ }
+ m_log.debug("SQLBindParam succeded (context = %s)", context);
}
- SQLFreeHandle(SQL_HANDLE_STMT,hstmt);
- return hr;
-}
-
+ sr=SQLExecute(stmt);
+ if (sr==SQL_NO_DATA)
+ return 0; // went missing?
+ else if (!SQL_SUCCEEDED(sr)) {
+ m_log.error("update of record failed (t=%s, c=%s, k=%s", table, context, key);
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to update record.");
+ }
-// delete
+ m_log.debug("SQLExecute of update succeeded");
+ return ver + 1;
+}
-HRESULT ODBCStorageService::deleteRow(const char *table, const char *context, const char* key)
+bool ODBCStorageService::deleteRow(const char *table, const char *context, const char* key)
{
#ifdef _DEBUG
xmltooling::NDC ndc("deleteRow");
#endif
// Get statement handle.
- SQLHSTMT hstmt;
ODBCConn conn(getHDBC());
- SQLAllocHandle(SQL_HANDLE_STMT,conn,&hstmt);
+ SQLHSTMT stmt = getHSTMT(conn);
// Prepare and execute delete statement.
- string q = string("DELETE FROM ") + table + " WHERE context='" + context + "' AND key='" + key + "'";
- log->debug("SQL: %s", q.str());
-
- SQLRETURN sr=SQLExecDirect(hstmt, (SQLCHAR*)q.c_str(), SQL_NTS);
-
- HRESULT hr=NOERROR;
- if (sr==SQL_NO_DATA)
- hr=S_FALSE;
+ char *scontext = makeSafeSQL(context);
+ char *skey = makeSafeSQL(key);
+ string q = string("DELETE FROM ") + table + " WHERE context='" + scontext + "' AND id='" + skey + "'";
+ freeSafeSQL(scontext, context);
+ freeSafeSQL(skey, key);
+ m_log.debug("SQL: %s", q.c_str());
+
+ SQLRETURN sr=SQLExecDirect(stmt, (SQLCHAR*)q.c_str(), SQL_NTS);
+ if (sr==SQL_NO_DATA)
+ return false;
else if (!SQL_SUCCEEDED(sr)) {
- log->error("error deleting record (t=%s, c=%s, k=%s)", table, context, key);
- log_error(hstmt, SQL_HANDLE_STMT);
- hr=E_FAIL;
+ m_log.error("error deleting record (t=%s, c=%s, k=%s)", table, context, key);
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to delete record.");
}
- SQLFreeHandle(SQL_HANDLE_STMT,hstmt);
- return hr;
+ return true;
}
-// cleanup - delete expired entries
-
void ODBCStorageService::cleanup()
{
#ifdef _DEBUG
xmltooling::NDC ndc("cleanup");
#endif
- Mutex* mutex = xmltooling::Mutex::create();
-
- int rerun_timer = 0;
- int timeout_life = 0;
+ Mutex* mutex = Mutex::create();
mutex->lock();
- log->info("cleanup thread started... running every %d secs", m_cleanupInterval);
+ m_log.info("cleanup thread started... running every %d secs", m_cleanupInterval);
while (!shutdown) {
shutdown_wait->timedwait(mutex, m_cleanupInterval);
-
- if (shutdown) break;
-
- reap(NULL);
+ if (shutdown)
+ break;
+ try {
+ reap(NULL);
+ }
+ catch (exception& ex) {
+ m_log.error("cleanup thread swallowed exception: %s", ex.what());
+ }
}
- log->info("cleanup thread exiting...");
+ m_log.info("cleanup thread exiting...");
mutex->unlock();
delete mutex;
- xmltooling::Thread::exit(NULL);
+ Thread::exit(NULL);
}
-void* ODBCStorageService::cleanup_fcn(void* cache_p)
+void* ODBCStorageService::cleanup_fn(void* cache_p)
{
ODBCStorageService* cache = (ODBCStorageService*)cache_p;
return NULL;
}
+void ODBCStorageService::updateContext(const char *table, const char* context, time_t expiration)
+{
+#ifdef _DEBUG
+ xmltooling::NDC ndc("updateContext");
+#endif
+
+ // Get statement handle.
+ ODBCConn conn(getHDBC());
+ SQLHSTMT stmt = getHSTMT(conn);
-// remove expired entries for a context
+ char timebuf[32];
+ timestampFromTime(expiration, timebuf);
+
+ char nowbuf[32];
+ timestampFromTime(time(NULL), nowbuf);
+
+ char *scontext = makeSafeSQL(context);
+ string q("UPDATE ");
+ q = q + table + " SET expires = " + timebuf + " WHERE context='" + scontext + "' AND expires > " + nowbuf;
+ freeSafeSQL(scontext, context);
+
+ m_log.debug("SQL: %s", q.c_str());
+
+ SQLRETURN sr=SQLExecDirect(stmt, (SQLCHAR*)q.c_str(), SQL_NTS);
+ if ((sr!=SQL_NO_DATA) && !SQL_SUCCEEDED(sr)) {
+ m_log.error("error updating records (t=%s, c=%s)", table, context ? context : "all");
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to update context expiration.");
+ }
+}
-void ODBCStorageService::reapRows(const char *table, const char* context)
+void ODBCStorageService::reap(const char *table, const char* context)
{
#ifdef _DEBUG
- xmltooling::NDC ndc("reapRows");
+ xmltooling::NDC ndc("reap");
#endif
// Get statement handle.
- SQLHSTMT hstmt;
ODBCConn conn(getHDBC());
- SQLAllocHandle(SQL_HANDLE_STMT,conn,&hstmt);
+ SQLHSTMT stmt = getHSTMT(conn);
// Prepare and execute delete statement.
+ char nowbuf[32];
+ timestampFromTime(time(NULL), nowbuf);
string q;
if (context) {
- q = string("DELETE FROM ") + table + " WHERE context='" + context + "' AND expires<NOW()";
- } else {
- q = string("DELETE FROM ") + table + " WHERE expires<NOW()";
+ char *scontext = makeSafeSQL(context);
+ q = string("DELETE FROM ") + table + " WHERE context='" + scontext + "' AND expires <= " + nowbuf;
+ freeSafeSQL(scontext, context);
}
- log->debug("SQL: %s", q.str());
-
- SQLRETURN sr=SQLExecDirect(hstmt, (SQLCHAR*)q.c_str(), SQL_NTS);
-
- HRESULT hr=NOERROR;
- if (sr==SQL_NO_DATA)
- hr=S_FALSE;
- else if (!SQL_SUCCEEDED(sr)) {
- log->error("error expiring records (t=%s, c=%s)", table, context?context:"null");
- log_error(hstmt, SQL_HANDLE_STMT);
- hr=E_FAIL;
+ else {
+ q = string("DELETE FROM ") + table + " WHERE expires <= " + nowbuf;
}
+ m_log.debug("SQL: %s", q.c_str());
- SQLFreeHandle(SQL_HANDLE_STMT,hstmt);
+ SQLRETURN sr=SQLExecDirect(stmt, (SQLCHAR*)q.c_str(), SQL_NTS);
+ if ((sr!=SQL_NO_DATA) && !SQL_SUCCEEDED(sr)) {
+ m_log.error("error expiring records (t=%s, c=%s)", table, context ? context : "all");
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to purge expired records.");
+ }
}
-
-
-// remove all entries for a context
-
-void ODBCStorageService::deleteCtx(const char *table, const char* context)
+void ODBCStorageService::deleteContext(const char *table, const char* context)
{
#ifdef _DEBUG
- xmltooling::NDC ndc("deleteCtx");
+ xmltooling::NDC ndc("deleteContext");
#endif
// Get statement handle.
- SQLHSTMT hstmt;
ODBCConn conn(getHDBC());
- SQLAllocHandle(SQL_HANDLE_STMT,conn,&hstmt);
+ SQLHSTMT stmt = getHSTMT(conn);
// Prepare and execute delete statement.
- string q = string("DELETE FROM ") + table + " WHERE context='" + context + "'";
- log->debug("SQL: %s", q.str());
+ char *scontext = makeSafeSQL(context);
+ string q = string("DELETE FROM ") + table + " WHERE context='" + scontext + "'";
+ freeSafeSQL(scontext, context);
+ m_log.debug("SQL: %s", q.c_str());
- SQLRETURN sr=SQLExecDirect(hstmt, (SQLCHAR*)q.c_str(), SQL_NTS);
-
- HRESULT hr=NOERROR;
- if (sr==SQL_NO_DATA)
- hr=S_FALSE;
- else if (!SQL_SUCCEEDED(sr)) {
- log->error("error deleting context (t=%s, c=%s)", table, context);
- log_error(hstmt, SQL_HANDLE_STMT);
- hr=E_FAIL;
+ SQLRETURN sr=SQLExecDirect(stmt, (SQLCHAR*)q.c_str(), SQL_NTS);
+ if ((sr!=SQL_NO_DATA) && !SQL_SUCCEEDED(sr)) {
+ m_log.error("error deleting context (t=%s, c=%s)", table, context);
+ log_error(stmt, SQL_HANDLE_STMT);
+ throw IOException("ODBC StorageService failed to delete context.");
}
+}
- SQLFreeHandle(SQL_HANDLE_STMT,hstmt);
+extern "C" int ODBCSTORE_EXPORTS xmltooling_extension_init(void*)
+{
+ // Register this SS type
+ XMLToolingConfig::getConfig().StorageServiceManager.registerFactory("ODBC", ODBCStorageServiceFactory);
+ return 0;
+}
+
+extern "C" void ODBCSTORE_EXPORTS xmltooling_extension_term()
+{
+ XMLToolingConfig::getConfig().StorageServiceManager.deregisterFactory("ODBC");
}