com.sun.enterprise.admin.servermgmt.services.SMFService Maven / Gradle / Ivy
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package com.sun.enterprise.admin.servermgmt.services;
import com.sun.enterprise.universal.process.ProcessManager;
import com.sun.enterprise.universal.process.ProcessManagerException;
import com.sun.enterprise.util.OS;
import static com.sun.enterprise.util.StringUtils.ok;
import com.sun.enterprise.util.SystemPropertyConstants;
import com.sun.enterprise.util.ProcessExecutor;
import com.sun.enterprise.util.io.FileUtils;
import com.sun.enterprise.util.i18n.StringManager;
import com.sun.enterprise.universal.io.SmartFile;
import com.sun.enterprise.util.io.ServerDirs;
import java.io.File;
import java.io.BufferedInputStream;
import java.io.FileInputStream;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Arrays;
import java.util.Set;
import java.util.StringTokenizer;
import java.util.Properties;
import static com.sun.enterprise.admin.servermgmt.services.Constants.*;
import java.util.logging.Level;
import java.util.logging.Logger;
/** Represents the SMF Service.
* Holds the tokens and their values that are consumed by the SMF templates. The recommended
* way to use this class (or its instances) is to initialize it with default constructor
* and then apply various mutators to configure the service. Finally, callers should
* make sure that the configuration is valid, before attempting to create the service in
* the Solaris platform.
* @since SJSAS 9.0
* @see #isConfigValid
* @see SMFServiceHandler
* @author Kedar Mhaswade
*/
public final class SMFService extends ServiceAdapter {
public static final String TIMEOUT_SECONDS_DV = "0";
public static final String AS_ADMIN_USER_DEF_VAL = "admin";
public static final String SP_DELIMITER = ":";
public static final String PRIVILEGES_DEFAULT_VAL = "basic";
public static final String NETADDR_PRIV_VAL = "net_privaddr";
public static final String BASIC_NETADDR_PRIV_VAL = PRIVILEGES_DEFAULT_VAL + "," + NETADDR_PRIV_VAL;
public static final String START_INSTANCES_TN = "START_INSTANCES";
public static final String START_INSTANCES_DEFAULT_VAL = Boolean.TRUE.toString();
public static final String NO_START_INSTANCES_PROPERTY = "startinstances=false";
public static final String SVCCFG = "/usr/sbin/svccfg";
public static final String SVCADM = "/usr/sbin/svcadm";
public static final String MANIFEST_HOME = "/var/svc/manifest/application/GlassFish/";
private static final String NULL_VALUE = "null";
private static final StringManager sm = StringManager.getManager(SMFService.class);
private static final String nullArgMsg = sm.getString("null_arg");
private static final String MANIFEST_FILE_SUFFIX = "Domain-service-smf.xml";
private static final String MANIFEST_FILE_TEMPL_SUFFIX = MANIFEST_FILE_SUFFIX + ".template";
private static final String REL_PATH_TEMPLATES = "lib/install/templates";
/**
* Creates SMFService instance. All the tokens are initialized to default values.
* Callers must verify that the tokens are properly token-replaced before
* using this instance.
*/
SMFService(ServerDirs dirs, AppserverServiceType type) {
super(dirs, type);
if (!apropos()) {
throw new IllegalArgumentException("Internal Error: SMFService constructor called but SMF is not available.");
}
init_old_delete_me();
}
static boolean apropos() {
// suggested by smf-discuss forum on OpenSolaris
return OS.isSun() && new File(SVCADM).isFile();
}
/** Creates the service on the given platform.
*/
@Override
public void createServiceInternal() {
boolean previousManifestExists = new File(getManifestFilePath()).exists();
try {
isConfigValid(); //safe, throws exception if not valid
if (info.trace)
printOut(toString());
validateManifest(getManifestFilePath());
previousManifestExists = false;
ServicesUtils.tokenReplaceTemplateAtDestination(
tokensAndValues(),
getManifestFileTemplatePath(),
getManifestFilePath());
validateService();
importService();
}
catch (final Exception e) {
if (!previousManifestExists) {
cleanupManifest();
}
throw new RuntimeException(e);
}
}
@Override
public void deleteServiceInternal() {
try {
String serviceName = info.serviceName;
if (!ok(serviceName))
throw new RuntimeException(Strings.get("internal.error", "no service name is set"));
String me = System.getProperty("user.name");
StringBuilder sb = new StringBuilder();
if (!isUserSmfAuthorized(me, sb))
throw new RuntimeException(Strings.get("noSmfAuth", me, sb.toString()));
ProcessManager pm = new ProcessManager(SVCADM, "disable", info.serviceName);
pm.setEcho(false);
pm.execute();
pm = new ProcessManager(SVCCFG, "delete", info.serviceName);
pm.setEcho(false);
pm.execute();
}
catch (RuntimeException re) {
throw re;
}
catch (Exception ex) {
throw new RuntimeException(ex);
}
}
private void checkServiceName() {
if (serviceNameExists(info.smfFullServiceName)) {
final String msg = sm.getString("serviceNameExists", info.smfFullServiceName);
throw new IllegalArgumentException(msg);
}
}
/** Returns timeout in seconds before the master boot restarter should
* give up starting this service.
*/
public int getTimeoutSeconds() {
final int to = Integer.parseInt(getTokenMap().get(TIMEOUT_SECONDS_TN));
return (to);
}
/** Sets timeout in seconds before the master boot restarter should
* give up starting this service.
* @param number a non-negative integer representing timeout. A value of zero implies infinite timeout.
*/
public void setTimeoutSeconds(final int number) {
Integer to = Integer.valueOf(number);
if (to < 0) {
final String msg = sm.getString("invalidTO", number);
throw new IllegalArgumentException(msg);
}
getTokenMap().put(TIMEOUT_SECONDS_TN, to.toString());
}
/** Sets the OS-level user-id who should start and own the processes started
* by this service. This user is the same as the value returned by
* System.getProperty("user.name"). The idea is that the method is
* called by the user who actually wants to own the service.
* @throws IllegalArgumentException if the user can not modify MANIFEST_HOME
* @throws IllegalArgumentException if solaris.smf.modify Authorization is not implied by the authorizations available for the user.
*/
private void checkOSUser() {
String msg;
if (!canCreateManifest()) {
msg = sm.getString("noPermissionToCreateManifest", info.osUser, MANIFEST_HOME);
throw new IllegalArgumentException(msg);
}
final StringBuilder auths = new StringBuilder();
if (!isUserSmfAuthorized(info.osUser, auths)) {
msg = sm.getString("noSmfAuth", info.osUser, auths);
throw new IllegalArgumentException(msg);
}
}
/** Returns the additional properties of the Service.
* @return String representing addtional properties of the service. May return default properties as well.
*/
public String getServiceProperties() {
return (getTokenMap().get(PRIVILEGES_TN));
}
/** Sets the additional service properties that are specific to it.
* @param must be a colon separated String, if not null. No effect, if null is passed.
*/
public void setServiceProperties(final String cds) {
/* For now, we have to take care of only net_privaddr privilege property.
* Additional properties will result in additional tokens being replaced.
* A null value for parameter results in setting the basic privilege property.
*/
if (cds != null) {
final Set props = ps2Pairs(cds);
if (props.contains(NETADDR_PRIV_VAL)) {
getTokenMap().put(PRIVILEGES_TN, BASIC_NETADDR_PRIV_VAL); // you get both basic, netaddr_priv
}
if (props.contains(NO_START_INSTANCES_PROPERTY)) {
getTokenMap().put(START_INSTANCES_TN, Boolean.FALSE.toString());
}
}
}
/** Determines if the configuration of the method is valid. When this class
* is constructed, appropriate defaults are used. But before attempting to create
* the service in the Solaris platform, it is important that the necessary
* configuration is done by the users via various mutator methods of this class.
* This method must be called to guard against some abnormal failures before
* creating the service. It makes sure that the caller has set all the necessary
* parameters reasonably. Note that it does not validate the actual values.
* @throws RuntimeException if the configuration is not valid
* @return true if the configuration is valid, an exception is thrown otherwise
*/
public boolean isConfigValid() {
final Set keys = getTokenMap().keySet();
for (final String k : keys) {
final boolean aNullValue = NULL_VALUE.equals(getTokenMap().get(k));
if (aNullValue) {
final String msg = sm.getString("smfTokenNeeded", k, getTokenMap().get(k));
throw new RuntimeException(msg);
}
}
final File mf = new File(getManifestFileTemplatePath());
if (!mf.exists()) {
final String msg = sm.getString("serviceTemplateNotFound", getManifestFileTemplatePath());
throw new RuntimeException(msg);
}
// bnevins May 27, 2009
// passwordfile is now optional for start-domain
// BEFORE: --user %%%AS_ADMIN_USER%%% --passwordfile %%%PASSWORD_FILE_PATH%%%
// AFTER: %%%CREDENTIALS%%%
return (true);
}
/** Returns the tokens and values of the service as a map.
* Note that a copy is returned.
* @return a copy of tokens and values
*/
public Map tokensAndValues() {
return (new HashMap(getTokenMap())); //send only copy
}
/** Returns the absolute location of the manifest file as SMF understands it.
* It takes into account the name, type and configuration location of the
* service. It is expected that these are set before calling this method.
* If the Fully Qualified Service Name is invalid, a RuntimeException results.
*/
public String getManifestFilePath() {
final String fn = new StringBuilder().append(MANIFEST_HOME).append(info.fqsn).append("/").append(MANIFEST_FILE_SUFFIX).toString();
return (fn);
}
/** Returns the absolute location of the template for the given service.
* If the file can not be found at its required location then the file will be
* copied from inside this jar file to the file system.
* The type of the service must be set before calling this method, otherwise
* a runtime exception results.
*/
public String getManifestFileTemplatePath() {
String ir = System.getProperty(SystemPropertyConstants.INSTALL_ROOT_PROPERTY);
if (!ok(ir))
throw new RuntimeException("Internal Error - System Property not set: "
+ SystemPropertyConstants.INSTALL_ROOT_PROPERTY);
File rootDir = SmartFile.sanitize(new File(ir));
if (!rootDir.isDirectory())
throw new RuntimeException("Internal Error - Not a directory: " + rootDir);
File templatesDir = new File(rootDir, REL_PATH_TEMPLATES);
String filename = MANIFEST_FILE_TEMPL_SUFFIX;
File f = new File(templatesDir, filename);
return f.getPath();
}
private static boolean ok(String s) {
return s != null && s.length() > 0;
}
/** Returns a String representation of the SMFService. It contains a new-line
separated "name=value" String that contains the name and value of each of
of the tokens that were set in the service.
@return a String according to above description, never returns null
*/
public String toString() {
/* toString method useful for debugging */
final StringBuilder sb = new StringBuilder();
final String[] ka = new String[getTokenMap().size()];
Arrays.sort(getTokenMap().keySet().toArray(ka));
for (final String n : ka) {
sb.append(n).append("=").append(getTokenMap().get(n)).append(System.getProperty("line.separator"));
}
return (sb.toString());
}
/** For safety -- this is similar to the subversion dry-run command.
* It does everything except create the service.
*/
public String getSuccessMessage() {
String msg = Strings.get("SMFServiceCreated", info.smfFullServiceName, info.type.toString(),
info.serverDirs.getServerParentDir(), getManifestFilePath(), info.serviceName);
if (info.dryRun) {
msg += Strings.get("dryrun");
}
return msg;
}
////////////////////// PRIVATE METHODS ////////////////////
@Override
public void initializeInternal() {
checkOSUser();
checkServiceName();
}
// TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO
// TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO
// TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO
// TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO
// TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO
// TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO
// TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO
// TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO TODO
private void init_old_delete_me() {
// ?????
getTokenMap().put(START_INSTANCES_TN, START_INSTANCES_DEFAULT_VAL);
getTokenMap().put(AS_ADMIN_USER_TN, AS_ADMIN_USER_DEF_VAL);
getTokenMap().put(TIMEOUT_SECONDS_TN, TIMEOUT_SECONDS_DV);
getTokenMap().put(PRIVILEGES_TN, BASIC_NETADDR_PRIV_VAL);
getTokenMap().put(CREDENTIALS_TN, " ");
}
private Set ps2Pairs(final String cds) {
final StringTokenizer p = new StringTokenizer(cds, SP_DELIMITER);
final Set tokens = new HashSet();
while (p.hasMoreTokens()) {
tokens.add(p.nextToken());
}
return (tokens);
}
private boolean canCreateManifest() {
final File mh = new File(MANIFEST_HOME);
boolean ok = true;
if (!mh.exists()) {
ok = mh.mkdirs();
}
if (ok) {
if (!mh.canWrite()) {
ok = false;
}
}
return (ok);
}
private boolean isUserSmfAuthorized(final String user, final StringBuilder auths) {
boolean authorized = false;
String path2Auths = "auths";
String at = ",";
final String AUTH1 = "solaris.*";
final String AUTH2 = "solaris.smf.*";
final String AUTH3 = "solaris.smf.modify";
if (System.getProperty("PATH_2_AUTHS") != null)
path2Auths = System.getProperty("PATH_2_AUTHS");
if (System.getProperty("AUTH_TOKEN") != null)
at = System.getProperty("AUTH_TOKEN");
try {
final String[] cmd = new String[]{path2Auths, user};
ProcessExecutor pe = new ProcessExecutor(cmd);
pe.setExecutionRetentionFlag(true);
pe.execute();
auths.append(pe.getLastExecutionOutput());
final StringTokenizer st = new StringTokenizer(pe.getLastExecutionOutput(), at);
while (st.hasMoreTokens()) {
String t = st.nextToken();
t = t.trim();
if (AUTH1.equals(t) || AUTH2.equals(t) || AUTH3.equals(t)) {
authorized = true;
break;
}
}
return (authorized);
}
catch (Exception e) {
throw new RuntimeException(e);
}
}
private boolean serviceNameExists(final String sn) {
boolean exists = false;
try {
final String[] cmd = new String[]{"/usr/bin/svcs", sn};
ProcessExecutor pe = new ProcessExecutor(cmd);
pe.setExecutionRetentionFlag(true);
pe.execute();
exists = true;
}
catch (final Exception e) {
//returns a non-zero status -- the service does not exist, status is already set
}
return (exists);
}
private void validateManifest(final String manifestPath) throws Exception {
final File manifest = new File(manifestPath);
final File manifestParent = manifest.getParentFile();
final String msg = sm.getString("smfLeftoverFiles", manifest.getParentFile().getAbsolutePath());
if (manifestParent != null && manifestParent.isDirectory()) {
if (info.force) {
FileUtils.whack(manifestParent);
if (manifestParent.isDirectory()) {
throw new IllegalArgumentException(msg);
}
}
else {
throw new IllegalArgumentException(msg);
}
}
if (!manifest.getParentFile().mkdirs()) {
if (info.trace)
printOut("Failed to create manifest parent file: " + manifest.getParentFile().getAbsolutePath());
}
if (info.trace)
printOut("Manifest validated: " + manifestPath);
}
private void validateService() throws Exception {
final String[] cmda = new String[]{SMFService.SVCCFG, "validate", getManifestFilePath()};
final ProcessExecutor pe = new ProcessExecutor(cmda);
pe.execute();
if (info.trace)
printOut("Validated the SMF Service: " + info.fqsn + " using: " + SMFService.SVCCFG);
}
private boolean importService() throws Exception {
final String[] cmda = new String[]{SMFService.SVCCFG, "import", getManifestFilePath()};
final ProcessExecutor pe = new ProcessExecutor(cmda);
if (info.dryRun)
cleanupManifest();
else
pe.execute(); //throws ExecException in case of an error
if (info.trace)
printOut("Imported the SMF Service: " + info.fqsn);
return (true);
}
private void cleanupManifest() throws RuntimeException {
final File manifest = new File(getManifestFilePath());
if (manifest.exists()) {
FileUtils.deleteFileNowOrLater(manifest);
if (info.trace)
printOut("Attempted deleting failed service manifest: " + manifest.getAbsolutePath());
}
final File failedServiceNode = manifest.getParentFile();
if (failedServiceNode.exists()) {
FileUtils.deleteFileNowOrLater(failedServiceNode);
if (info.trace)
printOut("Attempted deleting failed service folder: " + failedServiceNode.getAbsolutePath());
}
}
private void printOut(final String s) {
System.out.println(s);
}
// duplicated
// todo -- fix the filename!!
// todo
// todo
public void writeReadmeFile(String msg) {
File f = new File(getServerDirs().getServerDir(), README);
ServicesUtils.appendTextToFile(f, msg);
}
@Override
public final String getLocationArgsStart() {
if (isDomain())
return " --domaindir " + getServerDirs().getServerParentDir().getPath() + " ";
else
return " --nodedir " + getServerDirs().getServerGrandParentDir().getPath()
+ " --node " + getServerDirs().getServerParentDir().getName() + " ";
}
@Override
public final String getLocationArgsStop() {
return getLocationArgsStart(); // same with SMF
}
}
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