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NamingService, BFNS: Add API methods to lookup all reverse entries

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Addressbook: Use new API methods to simplify delete-all code
i2ptunnel: Output full authentication line
HostTxtEntry: More tweaks for i2ptunnel
This commit is contained in:
zzz
2016-04-25 19:25:30 +00:00
parent 0ac83bd7c1
commit fc8b72768a
5 changed files with 125 additions and 49 deletions
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58
apps/addressbook/java/src/net/i2p/addressbook/Daemon.java
View File

@@ -574,40 +574,32 @@ public class Daemon {
}
}
// reverse lookup, delete all
// There's no NamingService API to get a list of all reverse
String rev;
String rev2 = null;
while ((rev = router.reverseLookup(pod)) != null) {
// prevent getting stuck from buggy NS
if (rev.equals(rev2))
break;
rev2 = rev;
// forward check in case hash collision or something
List<Destination> fwd = router.lookupAll(rev);
if (!fwd.contains(pod))
break; // can't go around again, fail
if (knownNames != null)
knownNames.remove(rev);
boolean success = router.remove(rev, pod);
if (success)
deleted++;
if (log != null) {
List<String> revs = router.reverseLookupAll(pod);
if (revs != null) {
for (String rev : revs) {
if (knownNames != null)
knownNames.remove(rev);
boolean success = router.remove(rev, pod);
if (success)
log.append("Removed: " + rev +
" as requested" +
". From: " + addressbook.getLocation());
else
log.append("Remove failed for: " + rev +
" as requested" +
". From: " + addressbook.getLocation());
}
// now update the published addressbook
if (published != null) {
if (publishedNS == null)
publishedNS = new SingleFileNamingService(I2PAppContext.getGlobalContext(), published.getAbsolutePath());
success = publishedNS.remove(rev, pod);
if (log != null && !success)
log.append("Remove from published address book " + published.getAbsolutePath() + " failed for " + rev);
deleted++;
if (log != null) {
if (success)
log.append("Removed: " + rev +
" as requested" +
". From: " + addressbook.getLocation());
else
log.append("Remove failed for: " + rev +
" as requested" +
". From: " + addressbook.getLocation());
}
// now update the published addressbook
if (published != null) {
if (publishedNS == null)
publishedNS = new SingleFileNamingService(I2PAppContext.getGlobalContext(), published.getAbsolutePath());
success = publishedNS.remove(rev, pod);
if (log != null && !success)
log.append("Remove from published address book " + published.getAbsolutePath() + " failed for " + rev);
}
}
}
} else {

12
apps/i2ptunnel/jsp/register.jsp
View File

@@ -128,7 +128,7 @@ input.default { width: 1px; height: 1px; visibility: hidden; }
<label for="signature">
<%=intl._t("Authentication for adding host")%>
</label>
<textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.writeProps(out); %></textarea>
<textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.write(out); %></textarea>
</div>
</div>
<div id="tunnelAdvancedNetworking" class="panel">
@@ -180,7 +180,7 @@ input.default { width: 1px; height: 1px; visibility: hidden; }
props.setProperty(HostTxtEntry.PROP_ACTION, HostTxtEntry.ACTION_CHANGENAME);
props.setProperty(HostTxtEntry.PROP_OLDNAME, oldname);
he.sign(spk);
%><textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.writeProps(out); %></textarea>
%><textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.write(out); %></textarea>
<span class="comment"><%=intl._t("This will change the name from {0} to {1}, using the same destination", oldname, name)%></span>
<%
} else {
@@ -203,7 +203,7 @@ input.default { width: 1px; height: 1px; visibility: hidden; }
props.setProperty(HostTxtEntry.PROP_ACTION, HostTxtEntry.ACTION_ADDNAME);
props.setProperty(HostTxtEntry.PROP_OLDNAME, oldname);
he.sign(spk);
%><textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.writeProps(out); %></textarea>
%><textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.write(out); %></textarea>
<span class="comment"><%=intl._t("This will add an alias {0} for {1}, using the same destination", name, oldname)%></span>
<%
} else {
@@ -227,7 +227,7 @@ input.default { width: 1px; height: 1px; visibility: hidden; }
props.setProperty(HostTxtEntry.PROP_OLDDEST, olddest);
he.signInner(spk2);
he.sign(spk);
%><textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.writeProps(out); %></textarea>
%><textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.write(out); %></textarea>
<span class="comment"><%=intl._t("This will change the destination for {0}", name)%></span>
<%
} else {
@@ -252,7 +252,7 @@ input.default { width: 1px; height: 1px; visibility: hidden; }
props.setProperty(HostTxtEntry.PROP_OLDDEST, olddest);
he.signInner(spk2);
he.sign(spk);
%><textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.writeProps(out); %></textarea>
%><textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.write(out); %></textarea>
<span class="comment"><%=intl._t("This will add an alternate destination for {0}", name)%></span>
<%
} else {
@@ -278,7 +278,7 @@ input.default { width: 1px; height: 1px; visibility: hidden; }
props.setProperty(HostTxtEntry.PROP_OLDDEST, olddest);
he.signInner(spk2);
he.sign(spk);
%><textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.writeProps(out); %></textarea>
%><textarea rows="1" style="height: 3em;" cols="60" readonly="readonly" id="localDestination" title="Copy and paste this to the registration site" wrap="off" spellcheck="false"><% he.write(out); %></textarea>
<span class="comment"><%=intl._t("This will add a subdomain {0} of {1}, with a different destination", name, oldname)%></span>
<%
} else {

49
core/java/src/net/i2p/client/naming/BlockfileNamingService.java
View File

@@ -620,10 +620,10 @@ public class BlockfileNamingService extends DummyNamingService {
* Returns null without exception on error (logs only).
* Returns without logging if no reverse skiplist (version 1).
*
* @return the first one found if more than one
* @since 0.8.9
* @return all found if more than one
* @since 0.9.26 from getReverseEntry() 0.8.9
*/
private String getReverseEntry(Hash hash) {
private List<String> getReverseEntries(Hash hash) {
try {
SkipList<Integer, Properties> rev = _bf.getIndex(REVERSE_SKIPLIST, _hashIndexSerializer, _infoSerializer);
if (rev == null)
@@ -633,13 +633,21 @@ public class BlockfileNamingService extends DummyNamingService {
Properties props = rev.get(idx);
if (props == null)
return null;
for (Object okey : props.keySet()) {
String key = (String) okey;
List<String> rv = new ArrayList<String>(props.size());
for (String key : props.stringPropertyNames()) {
// now do the forward lookup to verify (using the cache)
Destination d = lookup(key);
if (d != null && d.calculateHash().equals(hash))
return key;
List<Destination> ld = lookupAll(key);
if (ld != null) {
for (Destination d : ld) {
if (d.calculateHash().equals(hash)) {
rv.add(key);
break;
}
}
}
}
if (!rv.isEmpty())
return rv;
} catch (IOException ioe) {
_log.error("DB get reverse error", ioe);
} catch (RuntimeException e) {
@@ -1385,10 +1393,33 @@ public class BlockfileNamingService extends DummyNamingService {
*/
@Override
public String reverseLookup(Hash h) {
List<String> ls;
synchronized(_bf) {
if (_isClosed)
return null;
return getReverseEntry(h);
ls = getReverseEntries(h);
}
return (ls != null) ? ls.get(0) : null;
}
/**
* @param options ignored
* @since 0.9.26
*/
@Override
public List<String> reverseLookupAll(Destination d, Properties options) {
return reverseLookupAll(d.calculateHash());
}
/**
* @since 0.9.26
*/
@Override
public List<String> reverseLookupAll(Hash h) {
synchronized(_bf) {
if (_isClosed)
return null;
return getReverseEntries(h);
}
}

10
core/java/src/net/i2p/client/naming/HostTxtEntry.java
View File

@@ -134,13 +134,21 @@ public class HostTxtEntry {
* Includes newline.
*/
public void write(BufferedWriter out) throws IOException {
write((Writer) out);
out.newLine();
}
/**
* Write as a standard line name=dest[#!k1=v1#k2=v2...]
* Does not include newline.
*/
public void write(Writer out) throws IOException {
if (name != null && dest != null) {
out.write(name);
out.write(KV_SEPARATOR);
out.write(dest);
}
writeProps(out);
out.newLine();
}
/**

45
core/java/src/net/i2p/client/naming/NamingService.java
View File

@@ -691,6 +691,51 @@ public abstract class NamingService {
return remove(hostname, options);
}
/**
* Reverse lookup a hash.
* This implementation returns the result from reverseLookup, or null.
* Subclasses implementing reverse lookups should override.
*
* @param h non-null
* @return a non-empty list of host names for this hash, or <code>null</code>
* if none is known. It is safe for subclasses to always return
* <code>null</code> if no reverse lookup is possible.
* @since 0.9.26
*/
public List<String> reverseLookupAll(Hash h) {
String s = reverseLookup(h);
return (s != null) ? Collections.singletonList(s) : null;
}
/**
* Reverse lookup a destination
* This implementation returns reverseLookupAll(dest, null).
*
* @param dest non-null
* @return a non-empty list of host names for this Destination, or <code>null</code>
* if none is known. It is safe for subclasses to always return
* <code>null</code> if no reverse lookup is possible.
* @since 0.9.26
*/
public List<String> reverseLookupAll(Destination dest) {
return reverseLookupAll(dest, null);
}
/**
* Same as reverseLookupAll(dest) but with options
* This implementation returns the result from reverseLookup, or null.
* Subclasses implementing reverse lookups should override.
*
* @param d non-null
* @param options NamingService-specific, can be null
* @return a non-empty list of host names for this Destination, or <code>null</code>
* @since 0.9.26
*/
public List<String> reverseLookupAll(Destination d, Properties options) {
String s = reverseLookup(d, options);
return (s != null) ? Collections.singletonList(s) : null;
}
//// End new API for multiple Destinations
/**