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i2ptunnel:

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Store configFile path in controller so it doesn't change
Simplify assureConfigFile()
Sanitize tunnel name when creating config file name
Sort config when saving
Don't copy config when saving
Make shouldMigrate() private
Javadocs
This commit is contained in:
zzz
2019-07-20 18:05:17 +00:00
parent 7d4229acab
commit 3bfbb6aef6
3 changed files with 93 additions and 42 deletions
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33
apps/i2ptunnel/java/src/net/i2p/i2ptunnel/TunnelController.java
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@ -51,6 +51,7 @@ import net.i2p.util.SystemVersion;
public class TunnelController implements Logging {
private final Log _log;
private Properties _config;
private File _configFile;
private final I2PTunnel _tunnel;
private final List<String> _messages;
private List<I2PSession> _sessions;
@ -86,6 +87,8 @@ public class TunnelController implements Logging {
public static final String PROP_TARGET_PORT = "targetPort";
public static final String PROP_TYPE = "type";
public static final String PROP_FILTER = "filterDefinition";
/** @since 0.9.42 */
public static final String PROP_CONFIG_FILE = "configFile";
/**
* all of these are @since 0.9.33 (moved from TunnelConfig)
@ -175,6 +178,9 @@ public class TunnelController implements Logging {
* the prefix should be used (and, in turn, that prefix should be stripped off
* before being interpreted by this controller)
*
* If config contains the "configFile" property, it will be set as the config path
* and may be retrieved with getConfigFile().
*
* Defaults in config properties are not recommended, they may or may not be honored.
*
* @param config original key=value mapping non-null
@ -185,6 +191,14 @@ public class TunnelController implements Logging {
}
/**
* Create a new controller for a tunnel out of the specific config options.
* The config may contain a large number of options - only ones that begin in
* the prefix should be used (and, in turn, that prefix should be stripped off
* before being interpreted by this controller)
*
* If config contains the "configFile" property, it will be set as the config path
* and may be retrieved with getConfigFile().
*
* Defaults in config properties are not recommended, they may or may not be honored.
*
* @param config original key=value mapping non-null
@ -806,6 +820,11 @@ public class TunnelController implements Logging {
Properties oldConfig = _config;
_config = props;
// save the config file this was loaded from, if passed in
String cname = _config.getProperty(PROP_CONFIG_FILE);
if (cname != null && _configFile == null)
_configFile = new File(cname);
// Set up some per-type defaults
// This really isn't the best spot to do this but for servers in particular,
// it's hard to override settings in the subclass since the session connect
@ -938,11 +957,25 @@ public class TunnelController implements Logging {
return rv;
}
/**
* @return the config file as passed into constructor via "configFile" property,
* or as set later, or null
* @since 0.9.42
*/
public File getConfigFile() { return _configFile; }
/**
* Set the config file. Only do this if previously null.
* @since 0.9.42
*/
public void setConfigFile(File file) { _configFile = file; }
public String getType() { return _config.getProperty(PROP_TYPE); }
public String getName() { return _config.getProperty(PROP_NAME); }
public String getDescription() { return _config.getProperty(PROP_DESCR); }
public String getI2CPHost() { return _config.getProperty(PROP_I2CP_HOST); }
public String getI2CPPort() { return _config.getProperty(PROP_I2CP_PORT); }
/**
* Absolute path to filter definition file
* @since 0.9.40

100
apps/i2ptunnel/java/src/net/i2p/i2ptunnel/TunnelControllerGroup.java
View File

@ -285,7 +285,7 @@ public class TunnelControllerGroup implements ClientApp {
* @returns true if a migration is relevant to the platform, false if not
* @since 0.9.42
*/
public boolean shouldMigrate() {
private boolean shouldMigrate() {
try {
if (_context.isRouterContext()) {
if (!SystemVersion.isAndroid()) {
@ -294,9 +294,7 @@ public class TunnelControllerGroup implements ClientApp {
}
}
}
} catch (IOException ioe) {
return false;
}
} catch (IOException ioe) {}
return false;
}
@ -405,19 +403,15 @@ public class TunnelControllerGroup implements ClientApp {
String tname = props.getProperty("name");
if (tname == null)
tname = "tunnel";
else
tname = sanitize(tname);
String name = i + "-" + tname + "-i2ptunnel.config";
if (i < 10)
name = '0' + name;
File f = new File(dir, name);
props.setProperty("configFile", f.getAbsolutePath());
Properties save = new OrderedProperties();
for (Map.Entry<Object, Object> e : props.entrySet()) {
String key = (String) e.getKey();
String val = (String) e.getValue();
save.setProperty(key, val);
}
props.setProperty(TunnelController.PROP_CONFIG_FILE, f.getAbsolutePath());
try {
DataHelper.storeProps(save, f);
DataHelper.storeProps(props, f);
} catch (IOException ioe) {
if (_log.shouldLog(Log.ERROR))
_log.error("Error migrating the i2ptunnel configuration to " + f, ioe);
@ -674,7 +668,8 @@ public class TunnelControllerGroup implements ClientApp {
}
/**
* Save the configuration of all known tunnels to the given file
* Save the configuration of all known tunnels to the given file.
* Side effect: for split config, sets "confFile" property to absolute path.
* @since 0.9.42
*/
private synchronized void saveConfig(File cfgFile) throws IOException {
@ -690,7 +685,7 @@ public class TunnelControllerGroup implements ClientApp {
map.putAll(cur);
i++;
}
map.setProperty("configFile", cfgFile.getAbsolutePath());
map.setProperty(TunnelController.PROP_CONFIG_FILE, cfgFile.getAbsolutePath());
} finally {
_controllersLock.readLock().unlock();
}
@ -698,7 +693,8 @@ public class TunnelControllerGroup implements ClientApp {
}
/**
* Save the configuration of this tunnel only, may be new
* Save the configuration of this tunnel only, may be new.
* Side effect: for split config, sets "confFile" property to absolute path.
* @since 0.9.42
*/
public synchronized void saveConfig(TunnelController tc) throws IOException {
@ -708,9 +704,10 @@ public class TunnelControllerGroup implements ClientApp {
}
if (_log.shouldInfo())
_log.info("Saving tunnel configuration for " + tc);
Properties inputController = tc.getConfig("");
Properties inputController = new OrderedProperties();
inputController.putAll(tc.getConfig(""));
File cfgFile = assureConfigFile(tc);
inputController.setProperty("configFile", cfgFile.getAbsolutePath());
inputController.setProperty(TunnelController.PROP_CONFIG_FILE, cfgFile.getAbsolutePath());
DataHelper.storeProps(inputController, cfgFile);
tc.setConfig(inputController, "");
}
@ -729,6 +726,32 @@ public class TunnelControllerGroup implements ClientApp {
saveConfig();
}
/** From i2psnark Storage.java */
private static final char[] ILLEGAL = new char[] {
'<', '>', ':', '"', '/', '\\', '|', '?', '*',
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
0x7f,
0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
// unicode newlines
0x2028, 0x2029
};
/**
* Replace problematic characters in file name
* @since 0.9.42
*/
private static String sanitize(String rv) {
for (int i = 0; i < ILLEGAL.length; i++) {
if (rv.indexOf(ILLEGAL[i]) >= 0)
rv = rv.replace(ILLEGAL[i], '_');
}
return rv;
}
/**
* return the config File associated with a TunnelController or a default
* File based on the tunnel name.
@ -737,26 +760,23 @@ public class TunnelControllerGroup implements ClientApp {
* @return the File ready for use
*/
private synchronized File assureConfigFile(TunnelController tc) throws IOException {
File file = tc.getConfigFile();
if (file != null)
return file;
Properties inputController = tc.getConfig("");
String configFileName = inputController.getProperty("configFile");
if (configFileName == null) {
if (_log.shouldLog(Log.WARN))
_log.warn("configFile property not found");
String fileName = inputController.getProperty("name");
if (fileName == null)
fileName = "New Tunnel";
configFileName = _controllers.size() + "-" + fileName + "-i2ptunnel.config";
if (_controllers.size() < 10)
configFileName = '0' + configFileName;
}
File file = new File(configFileName);
if (!file.isAbsolute()) {
File folder = new File(_configDirectory);
if (!folder.isAbsolute())
folder = new File(_context.getConfigDir(), _configDirectory);
file = new File(folder, configFileName);
}
String fileName = inputController.getProperty("name");
if (fileName == null)
fileName = "New Tunnel";
else
fileName = sanitize(fileName);
String configFileName = _controllers.size() + "-" + fileName + "-i2ptunnel.config";
if (_controllers.size() < 10)
configFileName = '0' + configFileName;
File folder = new File(_configDirectory);
if (!folder.isAbsolute())
folder = new File(_context.getConfigDir(), _configDirectory);
file = new File(folder, configFileName);
tc.setConfigFile(file);
return file;
}
@ -788,7 +808,8 @@ public class TunnelControllerGroup implements ClientApp {
}
/**
* Load up the config data from either type of config file automatically
* Load up the config data from either type of config file automatically.
* Side effect: for split config, sets "confFile" property to absolute path.
*
* @return non-null, properties loaded, one for each tunnel
* @throws IOException if unable to load from file
@ -806,7 +827,7 @@ public class TunnelControllerGroup implements ClientApp {
if (_log.shouldLog(Log.WARN))
_log.warn("Found split config file " +key+ cfgFile.toString());
List<Properties> rv = new ArrayList<Properties>(1);
config.setProperty("configFile", cfgFile.getAbsolutePath());
config.setProperty(TunnelController.PROP_CONFIG_FILE, cfgFile.getAbsolutePath());
rv.add(config);
return rv;
}
@ -827,7 +848,7 @@ public class TunnelControllerGroup implements ClientApp {
int i = 0;
while (true) {
String prefix = PREFIX + i + ".";
Properties p = new Properties();
Properties p = new OrderedProperties();
for (Map.Entry<Object, Object> e : config.entrySet()) {
String key = (String) e.getKey();
if (key.startsWith(prefix)) {
@ -838,7 +859,6 @@ public class TunnelControllerGroup implements ClientApp {
}
if (p.isEmpty())
break;
p.setProperty("configFile", cfgFile);
rv.add(p);
i++;
}

2
apps/i2ptunnel/java/src/net/i2p/i2ptunnel/ui/GeneralHelper.java
View File

@ -84,7 +84,6 @@ public class GeneralHelper {
public static List<String> saveTunnel(
I2PAppContext context, TunnelControllerGroup tcg, int tunnel, TunnelConfig config) {
List<String> msgs = updateTunnelConfig(tcg, tunnel, config);
///////////////
msgs.addAll(saveConfig(context, tcg, tunnel));
return msgs;
}
@ -233,7 +232,6 @@ public class GeneralHelper {
return msgs;
}
////////////////////////
msgs = tcg.removeController(cur);
try {
tcg.removeConfig(cur);