diff options
| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | kamon-sigar/.gitignore | 5 | ||||
| -rw-r--r-- | kamon-sigar/readme.md | 27 | ||||
| -rw-r--r-- | kamon-sigar/src/main/java/kamon/sigar/SigarAgent.java | 175 | ||||
| -rw-r--r-- | kamon-sigar/src/main/resources/META-INF/LICENSE | 201 | ||||
| -rw-r--r-- | kamon-sigar/src/main/resources/readme.md | 27 | ||||
| -rw-r--r-- | kamon-sigar/src/test/java/kamon/sigar/SigarAgentMain.java | 41 | ||||
| -rw-r--r-- | kamon-sigar/src/test/java/kamon/sigar/SigarAgentTest.java | 48 | ||||
| -rw-r--r-- | kamon-sigar/src/test/resources/readme-test.md | 27 | ||||
| -rw-r--r-- | project/Dependencies.scala | 8 | ||||
| -rw-r--r-- | project/Projects.scala | 7 | ||||
| -rw-r--r-- | project/Settings.scala | 11 | ||||
| -rw-r--r-- | project/Sigar.scala | 115 | ||||
| -rw-r--r-- | project/UnzipTask.scala | 64 |
14 files changed, 752 insertions, 5 deletions
@@ -28,6 +28,7 @@ project/plugins/project/ .settings .classpath .cache +bin/ _site diff --git a/kamon-sigar/.gitignore b/kamon-sigar/.gitignore new file mode 100644 index 00000000..81f1d13d --- /dev/null +++ b/kamon-sigar/.gitignore @@ -0,0 +1,5 @@ + +# +# Default sigar extract location. +# +/native/ diff --git a/kamon-sigar/readme.md b/kamon-sigar/readme.md new file mode 100644 index 00000000..4e32c2b1 --- /dev/null +++ b/kamon-sigar/readme.md @@ -0,0 +1,27 @@ + +### Kamon Sigar 1) agent 2) extractor 3) loader. + +To load as JVM agent: +``` +java -javaagent:/path/to/kamon-sigar.jar +# OR +java -javaagent:/path/to/kamon-sigar.jar=/path/to/sigar/extract/folder ... + +``` + +To load from your code: +``` + import java.io.File; + import kamon.sigar.SigarAgent; + import org.hyperic.sigar.Sigar; + + SigarAgent.provision(); + final Sigar sigar = new Sigar(); + +// OR + + final File extractLocation = new File("./target/native"); + SigarAgent.provision(extractLocation); + final Sigar sigar = new Sigar(); + +``` diff --git a/kamon-sigar/src/main/java/kamon/sigar/SigarAgent.java b/kamon-sigar/src/main/java/kamon/sigar/SigarAgent.java new file mode 100644 index 00000000..f80ca8d2 --- /dev/null +++ b/kamon-sigar/src/main/java/kamon/sigar/SigarAgent.java @@ -0,0 +1,175 @@ +/* ========================================================================================= + * Copyright © 2013-2014 the kamon project <http://kamon.io/> + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under the + * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, + * either express or implied. See the License for the specific language governing permissions + * and limitations under the License. + * ========================================================================================= + */ + +package kamon.sigar; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.InputStream; +import java.io.OutputStream; +import java.lang.instrument.Instrumentation; +import java.util.logging.Logger; + +import org.hyperic.sigar.Sigar; +import org.hyperic.sigar.SigarLoader; + +/** + * ### Kamon Sigar 1) agent 2) extractor 3) loader. + * + * To load as JVM agent: + * + * <pre> + * java -javaagent:/path/to/kamon-sigar.jar=/path/to/sigar/extract/folder ... + * </pre> + */ +public class SigarAgent { + + private static final Logger logger = Logger.getLogger(SigarAgent.class + .getName()); + + /** Agent command line options. */ + private static volatile String options; + + /** Agent injected JVM instrumentation. */ + private static volatile Instrumentation instrumentation; + + /** + * Location of native libraries. + * + * <pre> + * when stored in kamon-sigar.jar: /${LIB_DIR}/libsigar-xxx.so + * after agent default extraction: ${user.dir}/${LIB_DIR}/libsigar-xxx.so + * </pre> + */ + public static final String LIB_DIR = "native"; + + static final int EOF = -1; + static final int SIZE = 10 * 1024; + + /** Perform stream copy. */ + public static void transfer(final InputStream input, + final OutputStream output) throws Exception { + final byte[] data = new byte[SIZE]; + while (true) { + final int count = input.read(data, 0, SIZE); + if (count == EOF) { + break; + } + output.write(data, 0, count); + } + } + + /** Default sigar library extract location. */ + public static String defaultLocation() { + return System.getProperty("user.dir") + File.separator + LIB_DIR; + } + + /** Extract and load native sigar library in the default folder. */ + public static void provision() throws Exception { + provision(new File(defaultLocation())); + } + + /** Extract and load native sigar library in the provided folder. */ + public static void provision(final File folder) throws Exception { + + if (!folder.exists()) { + folder.mkdirs(); + } + + final SigarLoader sigarLoader = new SigarLoader(Sigar.class); + + /** Library name for given architecture. */ + final String libraryName = sigarLoader.getLibraryName(); + + /** Library location embedded in the jar class path. */ + final String sourcePath = "/" + LIB_DIR + "/" + libraryName; + + /** Absolute path to the extracted library the on file system. */ + final File targetPath = new File(folder, libraryName).getAbsoluteFile(); + + /** Extract library form the jar to the local file system. */ + final InputStream sourceStream = SigarAgent.class + .getResourceAsStream(sourcePath); + final OutputStream targetStream = new FileOutputStream(targetPath); + transfer(sourceStream, targetStream); + sourceStream.close(); + targetStream.close(); + + /** Load library via absolute path. */ + final String libraryPath = targetPath.getAbsolutePath(); + System.load(libraryPath); + + /** Tell sigar loader that the library is already loaded. */ + System.setProperty("org.hyperic.sigar.path", "-"); + sigarLoader.load(); + + logger.info("Sigar library provisioned: " + libraryPath); + + } + + /** Contract: starting agents after JVM startup. */ + public static void agentmain(final String options, + final Instrumentation instrumentation) throws Exception { + logger.info("Sigar loader via agent-main."); + configure(options, instrumentation); + } + + /** Contract: starting agents via command-line interface. */ + public static void premain(final String options, + final Instrumentation instrumentation) throws Exception { + logger.info("Sigar loader via pre-main."); + configure(options, instrumentation); + } + + /** Agent mode configuration. */ + public static synchronized void configure(final String options, + final Instrumentation instrumentation) throws Exception { + + if (SigarAgent.instrumentation != null) { + logger.severe("Duplicate agent setup attempt."); + return; + } + + SigarAgent.options = options; + SigarAgent.instrumentation = instrumentation; + + logger.info("Sigar loader options: " + options); + + final String location; + if (options == null) { + logger.info("Sigar using default library extract location."); + location = defaultLocation(); + } else { + logger.info("Sigar using provided library extract location."); + location = options; + } + + final File folder = new File(location); + + provision(folder); + + } + + /** Agent command line options. */ + public static String options() { + return options; + } + + /** Injected JVM instrumentation instance. */ + public static Instrumentation instrumentation() { + return instrumentation; + } + +} diff --git a/kamon-sigar/src/main/resources/META-INF/LICENSE b/kamon-sigar/src/main/resources/META-INF/LICENSE new file mode 100644 index 00000000..11069edd --- /dev/null +++ b/kamon-sigar/src/main/resources/META-INF/LICENSE @@ -0,0 +1,201 @@ + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + +TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + +1. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + +Copyright [yyyy] [name of copyright owner] + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. diff --git a/kamon-sigar/src/main/resources/readme.md b/kamon-sigar/src/main/resources/readme.md new file mode 100644 index 00000000..4e32c2b1 --- /dev/null +++ b/kamon-sigar/src/main/resources/readme.md @@ -0,0 +1,27 @@ + +### Kamon Sigar 1) agent 2) extractor 3) loader. + +To load as JVM agent: +``` +java -javaagent:/path/to/kamon-sigar.jar +# OR +java -javaagent:/path/to/kamon-sigar.jar=/path/to/sigar/extract/folder ... + +``` + +To load from your code: +``` + import java.io.File; + import kamon.sigar.SigarAgent; + import org.hyperic.sigar.Sigar; + + SigarAgent.provision(); + final Sigar sigar = new Sigar(); + +// OR + + final File extractLocation = new File("./target/native"); + SigarAgent.provision(extractLocation); + final Sigar sigar = new Sigar(); + +``` diff --git a/kamon-sigar/src/test/java/kamon/sigar/SigarAgentMain.java b/kamon-sigar/src/test/java/kamon/sigar/SigarAgentMain.java new file mode 100644 index 00000000..5559a4ee --- /dev/null +++ b/kamon-sigar/src/test/java/kamon/sigar/SigarAgentMain.java @@ -0,0 +1,41 @@ +/* ========================================================================================= + * Copyright © 2013-2014 the kamon project <http://kamon.io/> + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under the + * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, + * either express or implied. See the License for the specific language governing permissions + * and limitations under the License. + * ========================================================================================= + */ + +package kamon.sigar; + +import java.util.logging.Logger; + +import org.hyperic.sigar.Sigar; + +/** Verify sigar loader operation when invoked as agent. */ +public class SigarAgentMain { + + private static final Logger logger = Logger.getLogger(SigarAgentMain.class + .getName()); + + public static void main(final String... args) throws Exception { + + /** Sigar must be availbale now. */ + final Sigar sigar = new Sigar(); + + logger.info("Process id: " + sigar.getPid()); + logger.info("Host FQDN: " + sigar.getFQDN()); + logger.info("CPU info: " + sigar.getCpu()); + logger.info("MEM info: " + sigar.getMem()); + logger.info("CPU load: " + sigar.getLoadAverage()[0]); + + } + +} diff --git a/kamon-sigar/src/test/java/kamon/sigar/SigarAgentTest.java b/kamon-sigar/src/test/java/kamon/sigar/SigarAgentTest.java new file mode 100644 index 00000000..c910e5fe --- /dev/null +++ b/kamon-sigar/src/test/java/kamon/sigar/SigarAgentTest.java @@ -0,0 +1,48 @@ +/* ========================================================================================= + * Copyright © 2013-2014 the kamon project <http://kamon.io/> + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under the + * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, + * either express or implied. See the License for the specific language governing permissions + * and limitations under the License. + * ========================================================================================= + */ + +package kamon.sigar; + +import static org.junit.Assert.assertTrue; + +import java.io.File; + +import org.hyperic.sigar.Sigar; +import org.junit.Test; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** Verify sigar loader operation. */ +public class SigarAgentTest { + + private final Logger logger = LoggerFactory.getLogger(this.getClass()); + + @Test + public void provision() throws Exception { + + final File extractLocation = new File("target/native"); + SigarAgent.provision(extractLocation); + final Sigar sigar = new Sigar(); + assertTrue(sigar.getPid() > 0); + + logger.info("Process id: {}", sigar.getPid()); + logger.info("Host FQDN: {}", sigar.getFQDN()); + logger.info("CPU info: {}", sigar.getCpu()); + logger.info("MEM info: {}", sigar.getMem()); + logger.info("CPU load: {}", sigar.getLoadAverage()[0]); + + } + +} diff --git a/kamon-sigar/src/test/resources/readme-test.md b/kamon-sigar/src/test/resources/readme-test.md new file mode 100644 index 00000000..4e32c2b1 --- /dev/null +++ b/kamon-sigar/src/test/resources/readme-test.md @@ -0,0 +1,27 @@ + +### Kamon Sigar 1) agent 2) extractor 3) loader. + +To load as JVM agent: +``` +java -javaagent:/path/to/kamon-sigar.jar +# OR +java -javaagent:/path/to/kamon-sigar.jar=/path/to/sigar/extract/folder ... + +``` + +To load from your code: +``` + import java.io.File; + import kamon.sigar.SigarAgent; + import org.hyperic.sigar.Sigar; + + SigarAgent.provision(); + final Sigar sigar = new Sigar(); + +// OR + + final File extractLocation = new File("./target/native"); + SigarAgent.provision(extractLocation); + final Sigar sigar = new Sigar(); + +``` diff --git a/project/Dependencies.scala b/project/Dependencies.scala index 654b3263..09f16043 100644 --- a/project/Dependencies.scala +++ b/project/Dependencies.scala @@ -12,6 +12,7 @@ object Dependencies { val aspectjVersion = "1.8.4" val slf4jVersion = "1.7.6" val playVersion = "2.3.5" + val sigarVersion = "1.6.5.132" val sprayJson = "io.spray" %% "spray-json" % "1.3.0" val sprayJsonLenses = "net.virtual-void" %% "json-lenses" % "0.5.4" @@ -35,8 +36,13 @@ object Dependencies { val slf4Api = "org.slf4j" % "slf4j-api" % slf4jVersion val slf4nop = "org.slf4j" % "slf4j-nop" % slf4jVersion val scalaCompiler = "org.scala-lang" % "scala-compiler" % Settings.ScalaVersion - val sigar = "org.fusesource" % "sigar" % "1.6.4" + val sigar = "org.fusesource" % "sigar" % "1.6.4" // TODO remove val scalazConcurrent = "org.scalaz" %% "scalaz-concurrent" % "7.1.0" + // + val sigarJar = "org.hyperic" % "sigar" % sigarVersion withSources() withJavadoc() + val sigarZip = "org.hyperic" % "sigar-dist" % sigarVersion + val junit = "junit" % "junit" % "4.11" + val junitInterface = "com.novocode" % "junit-interface" % "0.11" def compile (deps: ModuleID*): Seq[ModuleID] = deps map (_ % "compile") def provided (deps: ModuleID*): Seq[ModuleID] = deps map (_ % "provided") diff --git a/project/Projects.scala b/project/Projects.scala index 9c9d6735..0faa44cc 100644 --- a/project/Projects.scala +++ b/project/Projects.scala @@ -8,7 +8,7 @@ object Projects extends Build { lazy val root = Project("root", file(".")) .aggregate(kamonCore, kamonSpray, kamonNewrelic, kamonPlayground, kamonDashboard, kamonTestkit, kamonPlay, kamonStatsD, - kamonDatadog, kamonSystemMetrics, kamonLogReporter, kamonAkkaRemote) + kamonDatadog, kamonSystemMetrics, kamonLogReporter, kamonAkkaRemote, kamonSigar) .settings(basicSettings: _*) .settings(formatSettings: _*) .settings(noPublishing: _*) @@ -157,5 +157,10 @@ object Projects extends Build { test(scalatest, akkaTestKit, slf4Api, slf4nop)) .dependsOn(kamonCore) + lazy val kamonSigar = Project("kamon-sigar", file("kamon-sigar")) + .settings(basicSettings: _*) + .settings(formatSettings: _*) + .settings(Sigar.settings: _*) + val noPublishing = Seq(publish := (), publishLocal := (), publishArtifact := false) } diff --git a/project/Settings.scala b/project/Settings.scala index 9f9fc594..484640b7 100644 --- a/project/Settings.scala +++ b/project/Settings.scala @@ -9,15 +9,20 @@ import net.virtualvoid.sbt.graph.Plugin.graphSettings object Settings { - val ScalaVersion = "2.10.4" + val JavaVersion = "1.6" + val ScalaVersion = "2.10.4" + lazy val basicSettings = Seq( scalaVersion := ScalaVersion, resolvers ++= Dependencies.resolutionRepos, fork in run := true, - javacOptions := Seq( + javacOptions in compile := Seq( "-Xlint:-options", - "-source", "1.6", "-target", "1.6" + "-source", JavaVersion, "-target", JavaVersion + ), + javacOptions in doc := Seq( + "-source", JavaVersion ), scalacOptions := Seq( "-encoding", diff --git a/project/Sigar.scala b/project/Sigar.scala new file mode 100644 index 00000000..621938c2 --- /dev/null +++ b/project/Sigar.scala @@ -0,0 +1,115 @@ +/* ========================================================================================= + * Copyright © 2013-2014 the kamon project <http://kamon.io/> + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under the + * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, + * either express or implied. See the License for the specific language governing permissions + * and limitations under the License. + * ========================================================================================= + */ + +import sbt._ +import Keys._ + +/** Sigar build specific settings. */ +object Sigar { + import UnzipTask._ + import sbt.Package._ + import Dependencies._ + + /** Helper settings for extracted sigar sources. */ + lazy val sigarSources = SettingKey[File]("sigar-sources", "Location of extracted sigar sources.") + + /** Native o/s libraries folder inside kamon-sigar.jar. Hardcoded in [SigarAgent.java]. */ + lazy val nativeFolder = "native" + + /** Full class name of the sigar load time agent. Provides Agent-Class and Premain-Class contracts. */ + lazy val agentClass = "kamon.sigar.SigarAgent" + + /** A name filter which matches java source files. */ + lazy val sourceFilter: NameFilter = new PatternFilter( + java.util.regex.Pattern.compile("""(.+\.java)""") + ) + + /** A name filter which matches java class files. */ + lazy val classFilter: NameFilter = new PatternFilter( + java.util.regex.Pattern.compile("""(.+\.class)""") + ) + + /** A name filter which matches native o/s libraries. */ + lazy val nativeFilter: NameFilter = new PatternFilter( + java.util.regex.Pattern.compile("""(.+\.dll)|(.+\.dylib)|(.+\.lib)|(.+\.sl)|(.+\.so)""") + ) + + /** Location of latest sigar artifacts. */ + lazy val redhatResolver = "RedHat/JBoss Repository" at "http://repository.jboss.org/nexus/content/groups/public-jboss" + + /** Sigar build specific settings. */ + lazy val settings = Seq( + + /** Pure java build.*/ + autoScalaLibrary := false, + + /** Use RedHat artifacts. */ + resolvers += redhatResolver, + + /** Ensure no transitive dependency. */ + libraryDependencies ++= + provided(sigarJar, sigarZip) ++ + test(junit, junitInterface, slf4Api, logback), + + /** Location of sigar source extraction. */ + sigarSources := target.value / "sigar-sources", + + /** Origianl sigar resources extraction and relocation. */ + unzipTask := { + val log = streams.value.log + val report = update.value + + log.debug(s"Unpack SRC: ${sigarJar}") + val srcTarget = sigarSources.value + val srcArtifact = locateArtifact(report, sigarJar, "sources") + val srcFileList = extractArtifact(srcArtifact, srcTarget, sourceFilter, false) + + log.debug(s"Unpack JAR: ${sigarJar}") + val jarTarget = (classDirectory in Compile).value + val jarArtifact = locateArtifact(report, sigarJar) + val jarFileList = extractArtifact(jarArtifact, jarTarget, classFilter, false) + + log.debug(s"Unpack ZIP ${sigarZip}") + val zipTarget = jarTarget / nativeFolder + val zipArtifact = locateArtifact(report, sigarZip) + val zipFileList = extractArtifact(zipArtifact, zipTarget, nativeFilter, true) + }, + + /** Unpack sigar resources before compile. */ + (Keys.compile in Compile) <<= (Keys.compile in Compile) dependsOn unzipTask, + + /** Include original sigar sources as our own. */ + (packageSrc in Compile) <<= (packageSrc in Compile) dependsOn unzipTask, + (mappings in (Compile, packageSrc)) ++= { + val base = sigarSources.value + val finder = base ** sourceFilter + val pairList = finder x relativeTo(base) + pairList + }, + + /** Invoke verbose tesing in separate JVM. */ + testOptions += Tests.Argument(TestFrameworks.JUnit, "-v", "-a"), + fork in Test := true, + + /** Ensure JVM agent packaging. */ + packageOptions in (Compile, packageBin) ++= Seq( + ManifestAttributes("Agent-Class" -> agentClass), + ManifestAttributes("Premain-Class" -> agentClass), + ManifestAttributes("Kamon-Sigar-Version" -> sigarVersion) + ) + + ) + +} diff --git a/project/UnzipTask.scala b/project/UnzipTask.scala new file mode 100644 index 00000000..022f485e --- /dev/null +++ b/project/UnzipTask.scala @@ -0,0 +1,64 @@ +/* ========================================================================================= + * Copyright © 2013-2014 the kamon project <http://kamon.io/> + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under the + * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, + * either express or implied. See the License for the specific language governing permissions + * and limitations under the License. + * ========================================================================================= + */ + +import sbt._ +import Keys._ + +/** Helper task for jar/zip artifact unpacking. */ +object UnzipTask { + + /** Helper task for jar/zip artifact unpacking. */ + lazy val unzipTask = TaskKey[Unit]("unzip-task", "Unpack the jar/zip archive.") + + /** Find artifact path by the module and classifier. */ + def locateArtifact(report: UpdateReport, module: ModuleID, + classifier: String = ""): File = + { + val mf = moduleFilter( + organization = module.organization, name = module.name, revision = module.revision + ) + val af = artifactFilter( + classifier = classifier + ) + val pathList = report.select(module = mf, artifact = af) + require(pathList.size == 1, s"Wrong select: ${pathList}") + pathList(0) + } + + /** Extract zip/jar artifact content into a target dir. */ + def extractArtifact(zip: File, dir: File, + filter: NameFilter = AllPassFilter, flatten: Boolean = false): Set[java.io.File] = + { + IO createDirectory dir + if (flatten) { + /** Remove original directory structure. */ + val tmp = IO createTemporaryDirectory + val sourceList = IO unzip (zip, tmp, filter) + val targetList = for { + source <- sourceList + } yield { + val target = dir / source.name + IO copyFile (source, target) + target + } + IO delete tmp + targetList + } else { + /** Prserve original directory structure. */ + IO unzip (zip, dir, filter) + } + } + +} |