New setting daemonShell. Used in debian package to create user with

specified shell.
FIX #235

src/main/resources/com/typesafe/sbt/packager/debian/postinst-useradd

@@ -1,5 +1,5 @@
 # Adding ${{user}}
 if ! id -u ${{user}} > /dev/null 2>&1; then
     echo "Creating user ${{user}} in group ${{group}}"
-    useradd --system --no-create-home --gid ${{group}} --shell /bin/false ${{user}}
+    useradd --system --no-create-home --gid ${{group}} --shell ${{shell}} ${{user}}
 fi

src/main/scala/com/typesafe/sbt/packager/archetypes/JavaAppStartScript.scala

@@ -88,6 +88,7 @@ trait JavaAppStartScriptBuilder {
     appName: String,
     daemonUser: String,
     daemonGroup: String,
+    daemonShell: String,
     retries: Int = 0,
     retryTimeout: Int = 60): Seq[(String, String)] =
     Seq(
@@ -99,7 +100,8 @@ trait JavaAppStartScriptBuilder {
       "retryTimeout" -> retryTimeout.toString,
       "app_name" -> appName,
       "daemon_user" -> daemonUser,
-      "daemon_group" -> daemonGroup)
+      "daemon_group" -> daemonGroup,
+      "daemon_shell" -> daemonShell)
 }
 
 /**

src/main/scala/com/typesafe/sbt/packager/debian/DebianPlugin.scala

@@ -6,7 +6,7 @@ import Keys._
 import sbt._
 import sbt.Keys.{ target, name, normalizedName, TaskStreams }
 import linux.{ LinuxFileMetaData, LinuxPackageMapping, LinuxSymlink }
-import linux.Keys.{ linuxScriptReplacements }
+import linux.Keys.{ linuxScriptReplacements, daemonShell }
 import com.typesafe.sbt.packager.Hashing
 import com.typesafe.sbt.packager.archetypes.TemplateWriter
 
@@ -145,8 +145,8 @@ trait DebianPlugin extends Plugin with linux.LinuxPlugin {
           chmod(cfile, "0644")
           cfile
       },
-      debianExplodedPackage <<= (linuxPackageMappings, debianControlFile, debianMaintainerScripts, debianConffilesFile, linuxScriptReplacements, linuxPackageSymlinks, target, streams)
-        map { (mappings, _, maintScripts, _, replacements, symlinks, t, streams) =>
+      debianExplodedPackage <<= (linuxPackageMappings, debianControlFile, debianMaintainerScripts, debianConffilesFile, daemonShell in Linux, linuxScriptReplacements, linuxPackageSymlinks, target, streams)
+        map { (mappings, _, maintScripts, _, shell, replacements, symlinks, t, streams) =>
 
           // Create files and directories
           mappings foreach {
@@ -191,7 +191,7 @@ trait DebianPlugin extends Plugin with linux.LinuxPlugin {
               val prerm = createFileIfRequired(t / Names.Debian / Names.Prerm, LinuxFileMetaData())
               val headerScript = IO.readLinesURL(DebianPlugin.headerSource)
 
-              val replacements = Seq("group" -> group, "user" -> user)
+              val replacements = Seq("group" -> group, "user" -> user, "shell" -> shell)
 
               prependAndFixPerms(prerm, headerScript, LinuxFileMetaData())
 

src/main/scala/com/typesafe/sbt/packager/linux/Keys.scala

@@ -14,6 +14,7 @@ trait Keys {
   val maintainer = SettingKey[String]("maintainer", "The name/email address of a maintainer for the native package.")
   val daemonUser = SettingKey[String]("daemon-user", "User to start application daemon")
   val daemonGroup = SettingKey[String]("daemon-group", "Group to start application daemon")
+  val daemonShell = SettingKey[String]("daemon-shell", "Shell provided for the daemon user")
   val serverLoading = SettingKey[ServerLoader]("server-loader", "Loading system to be used for application start script")
   val linuxPackageMappings = TaskKey[Seq[LinuxPackageMapping]]("linux-package-mappings", "File to install location mappings including owner and privileges.")
   val linuxPackageSymlinks = TaskKey[Seq[LinuxSymlink]]("linux-package-symlinks", "Symlinks we should produce in the underlying package.")

src/main/scala/com/typesafe/sbt/packager/linux/LinuxPlugin.scala

@@ -36,15 +36,16 @@ trait LinuxPlugin extends Plugin {
     packageDescription in Linux <<= packageDescription,
     daemonUser in Linux <<= normalizedName,
     daemonGroup in Linux <<= daemonUser in Linux,
+    daemonShell in Linux := "bin/false",
     defaultLinuxInstallLocation := "/usr/share",
     defaultLinuxLogsLocation := "/var/log",
     defaultLinuxConfigLocation := "/etc",
 
     // This one is begging for sbt 0.13 syntax...
     linuxScriptReplacements <<= (
-      maintainer in Linux, packageSummary in Linux, daemonUser in Linux, daemonGroup in Linux, normalizedName,
+      maintainer in Linux, packageSummary in Linux, daemonUser in Linux, daemonGroup in Linux, daemonShell in Linux, normalizedName,
       sbt.Keys.version, defaultLinuxInstallLocation)
-      apply { (author, descr, daemonUser, daemonGroup, name, version, installLocation) =>
+      apply { (author, descr, daemonUser, daemonGroup, daemonShell, name, version, installLocation) =>
         val appDir = installLocation + "/" + name
 
         // TODO Making replacements should be done somewhere else. Maybe TemplateWriter
@@ -55,7 +56,8 @@ trait LinuxPlugin extends Plugin {
           chdir = appDir,
           appName = name,
           daemonUser = daemonUser,
-          daemonGroup = daemonGroup)
+          daemonGroup = daemonGroup,
+          daemonShell = daemonShell)
       }
 
   )

src/main/scala/com/typesafe/sbt/packager/rpm/RpmHelper.scala

@@ -80,9 +80,9 @@ object RpmHelper {
         "--define", "_topdir " + workArea.getAbsolutePath,
         "--define", "_tmppath " + tmpRpmBuildDir.getAbsolutePath
       ) ++ (
-        if (gpg) Seq("--define", "_gpg_name " + "<insert keyname>", "--sign")
-        else Seq.empty
-      ) ++ Seq(spec.meta.name + ".spec")
+          if (gpg) Seq("--define", "_gpg_name " + "<insert keyname>", "--sign")
+          else Seq.empty
+        ) ++ Seq(spec.meta.name + ".spec")
       log.debug("Executing rpmbuild with: " + args.mkString(" "))
       (Process(args, Some(specsDir)) ! log) match {
         case 0 => ()

src/sbt-test/debian/daemon-user-shell-deb/build.sbt

@@ -0,0 +1,34 @@
+import NativePackagerKeys._
+import com.typesafe.sbt.packager.archetypes.ServerLoader
+
+packageArchetype.java_server
+
+serverLoading in Debian := ServerLoader.Upstart
+
+daemonUser in Linux := "daemonuser"
+
+daemonGroup in Linux := "daemongroup"
+
+daemonShell in Linux := "/bin/bash"
+
+mainClass in Compile := Some("empty")
+
+name := "debian-test"
+
+version := "0.1.0"
+
+maintainer := "Josh Suereth <joshua.suereth@typesafe.com>"
+
+packageSummary := "Test debian package"
+
+packageDescription := """A fun package description of our software,
+  with multiple lines."""
+
+TaskKey[Unit]("check-control-files") <<= (target, streams) map { (target, out) =>
+  val debian = target / "debian-test-0.1.0" / "DEBIAN"
+  val postinst = IO.read(debian / "postinst")
+  val postrm = IO.read(debian / "postrm")
+  assert(postinst contains "useradd --system --no-create-home --gid daemongroup --shell /bin/bash daemonuser", "postinst misses useradd for daemonuser: " + postinst)
+  ()
+}
+

src/sbt-test/debian/daemon-user-shell-deb/project/plugins.sbt

@@ -0,0 +1 @@
+addSbtPlugin("com.typesafe.sbt" % "sbt-native-packager" % sys.props("project.version"))

src/sbt-test/debian/daemon-user-shell-deb/test

@@ -0,0 +1,10 @@
+# Run the debian packaging.
+> debian:package-bin
+$ exists target/debian-test-0.1.0.deb
+
+# Check defaults
+$ exists target/debian-test-0.1.0/DEBIAN/prerm
+$ exists target/debian-test-0.1.0/DEBIAN/postinst
+
+# Check files for defaults
+> check-control-files