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https://issues.apache.org/jira/browse/MINIFICPP-37?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16324061#comment-16324061
]
ASF GitHub Bot commented on MINIFICPP-37:
-----------------------------------------
Github user apiri commented on a diff in the pull request:
https://github.com/apache/nifi-minifi-cpp/pull/237#discussion_r161239545
--- Diff: controller/MiNiFiController.cpp ---
@@ -0,0 +1,196 @@
+/**
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.
+ */
+#include <fcntl.h>
+#include <stdio.h>
+#include <semaphore.h>
+#include <signal.h>
+#include <vector>
+#include <queue>
+#include <map>
+#include <unistd.h>
+#include <yaml-cpp/yaml.h>
+#include <iostream>
+#include "io/BaseStream.h"
+
+#include "core/Core.h"
+
+#include "core/FlowConfiguration.h"
+#include "core/ConfigurationFactory.h"
+#include "core/RepositoryFactory.h"
+#include "FlowController.h"
+#include "Main.h"
+
+#include "Controller.h"
+#include "c2/ControllerSocketProtocol.h"
+
+#include "cxxopts.hpp"
+
+int main(int argc, char **argv) {
+
+ std::shared_ptr<logging::Logger> logger =
logging::LoggerConfiguration::getConfiguration().getLogger("controller");
+
+ // assumes POSIX compliant environment
+ std::string minifiHome;
+ if (const char *env_p = std::getenv(MINIFI_HOME_ENV_KEY)) {
+ minifiHome = env_p;
+ logger->log_info("Using MINIFI_HOME=%s from environment.", minifiHome);
+ } else {
+ logger->log_info("MINIFI_HOME is not set; determining based on
environment.");
+ char *path = nullptr;
+ char full_path[PATH_MAX];
+ path = realpath(argv[0], full_path);
+
+ if (path != nullptr) {
+ std::string minifiHomePath(path);
+ if (minifiHomePath.find_last_of("/\\") != std::string::npos) {
+ minifiHomePath = minifiHomePath.substr(0,
minifiHomePath.find_last_of("/\\")); //Remove /minifi from path
+ minifiHome = minifiHomePath.substr(0,
minifiHomePath.find_last_of("/\\")); //Remove /bin from path
+ }
+ }
+
+ // attempt to use cwd as MINIFI_HOME
+ if (minifiHome.empty() || !validHome(minifiHome)) {
+ char cwd[PATH_MAX];
+ getcwd(cwd, PATH_MAX);
+ minifiHome = cwd;
+ }
+
+ }
+
+ if (!validHome(minifiHome)) {
+ logger->log_error("No valid MINIFI_HOME could be inferred. "
+ "Please set MINIFI_HOME or run minifi from a valid
location.");
+ return -1;
+ }
+
+ std::shared_ptr<minifi::Configure> configuration =
std::make_shared<minifi::Configure>();
+ configuration->setHome(minifiHome);
+ configuration->loadConfigureFile(DEFAULT_NIFI_PROPERTIES_FILE);
+
+ std::shared_ptr<logging::LoggerProperties> log_properties =
std::make_shared<logging::LoggerProperties>();
+ log_properties->setHome(minifiHome);
+ log_properties->loadConfigureFile(DEFAULT_LOG_PROPERTIES_FILE);
+
logging::LoggerConfiguration::getConfiguration().initialize(log_properties);
+
+ auto stream_factory_ =
std::make_shared<minifi::io::StreamFactory>(configuration);
+
+ std::string host, port, caCert;
+
+ if (!configuration->get("controller.socket.host", host) ||
!configuration->get("controller.socket.port", port)) {
+ std::cout << "MiNiFi Controller is disabled" << std::endl;
+ exit(0);
+ }
+
+ cxxopts::Options options("MiNiFiController", "MiNiFi local agent
controller");
+ options.positional_help("[optional args]").show_positional_help();
+
+ options.add_options() //NOLINT
+ ("help", "Shows Help") //NOLINT
+ ("stop", "Shuts down the provided component",
cxxopts::value<std::vector<std::string>>()) //NOLINT
+ ("start", "Starts provided component",
cxxopts::value<std::vector<std::string>>()) //NOLINT
+ ("l,list", "Provides a list of connections or processors",
cxxopts::value<std::string>()) //NOLINT
+ ("c,clear", "Clears the associated connection queue",
cxxopts::value<std::vector<std::string>>()) //NOLINT
+ ("getsize", "Reports the size of the associated connection queue",
cxxopts::value<std::vector<std::string>>()) //NOLINT
+ ("updateflow", "Updates the flow of the agent using the provided flow
file", cxxopts::value<std::string>()) //NOLINT
+ ("getfull", "Reports a list of full connections");
+
+ auto result = options.parse(argc, argv);
--- End diff --
would be nice to catch unsupported options and redirect to the help in lieu
of the exception, e.g.
```
$ ./bin/minificontroller -h
[2018-01-infol 09:46:26.263] [controller] [info] MINIFI_HOME is not set;
determining based on environment.
[2018-01-infol 09:46:26.264] [org::apache::nifi::minifi::Properties] [info]
Using configuration file located at
/Users/apiri/Development/code/apache/nifi-minifi-cpp/build/nifi-minifi-cpp-0.4.0/conf/minifi.properties
[2018-01-infol 09:46:26.264] [org::apache::nifi::minifi::Properties] [info]
Using configuration file located at
/Users/apiri/Development/code/apache/nifi-minifi-cpp/build/nifi-minifi-cpp-0.4.0/conf/minifi-log.properties
libc++abi.dylib: terminating with uncaught exception of type
cxxopts::option_not_exists_exception: Option ‘h’ does not exist
[1] 56831 abort ./bin/minificontroller -h
```
> Create scripts to get information from the controller API
> ---------------------------------------------------------
>
> Key: MINIFICPP-37
> URL: https://issues.apache.org/jira/browse/MINIFICPP-37
> Project: NiFi MiNiFi C++
> Issue Type: Sub-task
> Reporter: marco polo
> Assignee: marco polo
> Priority: Minor
> Labels: Durability, Reliability
> Fix For: 0.4.0
>
>
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