Re: [tor-bugs] #19720 [Metrics/CollecTor]: CollecTor should be re-configurable without restart

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#19720: CollecTor should be re-configurable without restart
-------------------------------+---------------------------------
 Reporter:  iwakeh             |          Owner:  iwakeh
     Type:  enhancement        |         Status:  needs_review
 Priority:  High               |      Milestone:  CollecTor 1.0.0
Component:  Metrics/CollecTor  |        Version:
 Severity:  Normal             |     Resolution:
 Keywords:  ctip               |  Actual Points:
Parent ID:                     |         Points:
 Reviewer:                     |        Sponsor:
-------------------------------+---------------------------------

Comment (by iwakeh):

 What file system are you testing on?

 Does the following make the second test work?

 {{{
 diff --git
 a/src/test/java/org/torproject/collector/conf/ConfigurationTest.java
 b/src/test/java/org/torproject/collector/conf/ConfigurationTest.java
 index 6013d09..24ab17d 100644
 --- a/src/test/java/org/torproject/collector/conf/ConfigurationTest.java
 +++ b/src/test/java/org/torproject/collector/conf/ConfigurationTest.java
 @@ -173,7 +173,6 @@ public class ConfigurationTest {
      conf.setWatchableSourceAndLoad(Paths.get("/tmp/phantom.path"));
    }

 -  @Ignore("Test fails: Update was not called.")
    @Test()
    public void testConfigChange() throws Exception {
      Configuration conf = new Configuration();
 @@ -193,7 +192,6 @@ public class ConfigurationTest {
      assertFalse("Update was called.", called.get());
    }

 -  @Ignore("Test fails: expected:<0> but was:<2>")
    @Test()
    public void testConfigUnreadable() throws Exception {
      Configuration conf = new Configuration();
 @@ -206,17 +204,19 @@ public class ConfigurationTest {
      File confFile = tmpf.newFile("empty");
      conf.setWatchableSourceAndLoad(confFile.toPath());
      confFile.delete();
 -    conf.setProperty(Key.CompressRelayDescriptorDownloads.name(),
 "false");
 -    conf.setProperty(Key.ImportDirectoryArchives.name(), "false");
      Dummy dummy = new Dummy(conf);
 +    Field confField = CollecTorMain.class.getDeclaredField("config");
 +    confField.setAccessible(true);
 +    Configuration dummiesConf = (Configuration)(confField.get(dummy));
 +    dummiesConf.setProperty(Key.CompressRelayDescriptorDownloads.name(),
 +        "false");
 +    dummiesConf.setProperty(Key.ImportDirectoryArchives.name(), "false");
 +    assertEquals(2, dummiesConf.size());
      tmpf.newFolder("empty");
      MainTest.waitSec(6);
      assertFalse("Update was called.", called.get());
      assertEquals(0, conf.size());
 -    Field confField = CollecTorMain.class.getDeclaredField("config");
 -    confField.setAccessible(true);
 -    int size = ((Configuration)(confField.get(dummy))).size();
 -    assertEquals(2, size);
 +    assertEquals(2, dummiesConf.size());
    }

  }

 }}}

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/19720#comment:22>
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