Features, features...

src/main/kotlin/com/cognifide/gradle/environment/docker/Container.kt

@@ -182,12 +182,36 @@ class Container(val docker: Docker, val name: String) {
         this.exitCodes = exitCode?.run { listOf(this) } ?: listOf()
     }
 
-    fun ensureDir(vararg paths: String) = paths.forEach { path ->
-        execShell("Ensuring directory at path '$path'", "mkdir -p $path")
+    fun ensureFile(vararg paths: String) = ensureFile(paths.asIterable())
+
+    fun ensureFile(paths: Iterable<String>) {
+        ensureDir(paths.map { it.substringBeforeLast("/") })
+
+        val command = "touch ${paths.joinToString(" ")}"
+        when (paths.count()) {
+            1 -> execShell("Ensuring file '${paths.first()}'", command)
+            else -> execShell("Ensuring files (${paths.count()})", command)
+        }
     }
 
-    fun cleanDir(vararg paths: String) = paths.forEach { path ->
-        execShell("Cleaning directory contents at path '$path'", "rm -fr $path/*")
+    fun ensureDir(vararg paths: String) = ensureDir(paths.toList())
+
+    fun ensureDir(paths: Iterable<String>) {
+        val command = "mkdir -p ${paths.joinToString(" ")}"
+        when (paths.count()) {
+            1 -> execShell("Ensuring directory '${paths.first()}'", command)
+            else -> execShell("Ensuring directories (${paths.count()})", command)
+        }
+    }
+
+    fun cleanDir(vararg paths: String) = cleanDir(paths.asIterable())
+
+    fun cleanDir(paths: Iterable<String>) {
+        val command = "rm -fr ${paths.joinToString(" ") { "$it/*" }}"
+        when (paths.count()) {
+            1 -> execShell("Cleaning contents of directory at path '${paths.first()}'", command)
+            else -> execShell("Cleaning contents of directories (${paths.count()})", command)
+        }
     }
 
     private fun exec(spec: ExecSpec): DockerResult {

src/main/kotlin/com/cognifide/gradle/environment/docker/ContainerManager.kt

@@ -6,6 +6,11 @@ class ContainerManager(private val docker: Docker) {
 
     val defined = mutableListOf<Container>()
 
+    val dependent = common.obj.boolean {
+        convention(true)
+        common.prop.boolean("environment.docker.container.dependent")?.let { set(it) }
+    }
+
     /**
      * Define container.
      */
@@ -51,14 +56,22 @@ class ContainerManager(private val docker: Docker) {
     fun up() {
         common.progress {
             message = "Configuring container(s): ${defined.names}"
-            common.parallel.each(defined) { it.up() }
+            if (dependent.get()) {
+                defined.forEach { it.up() }
+            } else {
+                common.parallel.each(defined) { it.up() }
+            }
         }
     }
 
     fun reload() {
         common.progress {
             message = "Reloading container(s): ${defined.names}"
-            common.parallel.each(defined) { it.reload() }
+            if (dependent.get()) {
+                defined.forEach { it.reload() }
+            } else {
+                common.parallel.each(defined) { it.reload() }
+            }
         }
     }
 }

src/main/kotlin/com/cognifide/gradle/environment/docker/Docker.kt

@@ -43,6 +43,8 @@ class Docker(val environment: EnvironmentExtension) {
 
     val composeTemplateFile = common.obj.relativeFile(environment.sourceDir, "docker-compose.yml.peb")
 
+    val composeProperties = common.obj.map<String, Any?> { convention(mapOf()) }
+
     // Shorthands useful to be used in template: 'docker-compose.yml.peb'
 
     val configPath get() = runtime.determinePath(environment.sourceDir.get().asFile)
@@ -68,7 +70,10 @@ class Docker(val environment: EnvironmentExtension) {
 
         targetFile.takeIf { it.exists() }?.delete()
         templateFile.copyTo(targetFile)
-        common.prop.expand(targetFile, mapOf("docker" to this))
+        common.prop.expand(targetFile, composeProperties.get() + mapOf(
+                "docker" to this,
+                "project" to common.project
+        ))
     }
 
     fun up() {

src/main/kotlin/com/cognifide/gradle/environment/docker/container/HostFileManager.kt

@@ -37,17 +37,29 @@ class HostFileManager(val container: Container) {
         return files
     }
 
+    fun ensureFile(vararg paths: String, content: String = "") = paths.forEach { path ->
+        ensureDir(path.substringBeforeLast("/"))
+        file(path).apply {
+            if (!exists()) {
+                logger.info("Ensuring file '$this' for container '${container.name}'")
+                writeText(content)
+            }
+        }
+    }
+
     fun ensureDir() {
         rootDir.get().asFile.apply {
             logger.info("Ensuring root directory '$this' for container '${container.name}'")
             mkdirs()
         }
     }
 
-    fun ensureDir(vararg paths: String) = paths.forEach { path ->
-        file(path).apply {
-            logger.info("Ensuring directory '$this' for container '${container.name}'")
-            mkdirs()
+    fun ensureDir(vararg paths: String) {
+        paths.forEach { path ->
+            file(path).apply {
+                logger.info("Ensuring directory '$this' for container '${container.name}'")
+                mkdirs()
+            }
         }
     }
 

src/main/kotlin/com/cognifide/gradle/environment/hosts/Host.kt

@@ -29,4 +29,6 @@ class Host(val url: String) {
     }
 
     fun tag(vararg ids: String) = tag(ids.asIterable())
+
+    override fun toString(): String = "Host(url='$url', ip='$ip', tags=$tags)"
 }

src/main/kotlin/com/cognifide/gradle/environment/hosts/HostOptions.kt

@@ -35,6 +35,8 @@ class HostOptions(environment: EnvironmentExtension) : Serializable {
 
     operator fun String.invoke(options: Host.() -> Unit = {}) = define(this, options)
 
+    operator fun String.invoke(vararg tags: String) = define(this) { tag(tags.asIterable()) }
+
     fun define(url: String, options: Host.() -> Unit = {}) {
         defined.add(common.obj.provider { Host(url).apply { ip = ipDefault.get(); options() } })
     }