org.onap migration

[vid.git] / vid-app-common / src / main / java / org / onap / vid / controller / LoggerController.java

diff --git a/vid-app-common/src/main/java/org/onap/vid/controller/LoggerController.java b/vid-app-common/src/main/java/org/onap/vid/controller/LoggerController.java
deleted file mode 100644 (file)
index e70c871..0000000
--- a/vid-app-common/src/main/java/org/onap/vid/controller/LoggerController.java
+++ /dev/null
@@ -1,115 +0,0 @@
-package org.onap.vid.controller;
-
-import ch.qos.logback.classic.LoggerContext;
-import ch.qos.logback.core.Appender;
-import ch.qos.logback.core.FileAppender;
-import ch.qos.logback.core.spi.AppenderAttachable;
-import org.apache.commons.io.input.ReversedLinesFileReader;
-import org.apache.commons.lang3.StringUtils;
-import org.openecomp.portalsdk.core.controller.RestrictedBaseController;
-import org.openecomp.portalsdk.core.logging.logic.EELFLoggerDelegate;
-import org.onap.vid.model.ExceptionResponse;
-import org.onap.vid.roles.Role;
-import org.onap.vid.roles.RoleProvider;
-import org.onap.vid.utils.Streams;
-import org.slf4j.LoggerFactory;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.http.HttpStatus;
-import org.springframework.web.bind.annotation.*;
-
-import javax.servlet.http.HttpServletRequest;
-import javax.ws.rs.InternalServerErrorException;
-import javax.ws.rs.NotAuthorizedException;
-import java.io.File;
-import java.io.IOException;
-import java.util.List;
-import java.util.Objects;
-import java.util.function.Supplier;
-import java.util.stream.Collectors;
-import java.util.stream.Stream;
-
-import static com.att.eelf.configuration.Configuration.GENERAL_LOGGER_NAME;
-
-
-@RestController
-@RequestMapping("logger")
-public class LoggerController extends RestrictedBaseController {
-
-    private static final EELFLoggerDelegate LOGGER = EELFLoggerDelegate.getLogger(LoggerController.class);
-
-    @Autowired
-    RoleProvider roleProvider;
-
-    @RequestMapping(value = "/{loggerName:audit|error|metrics}", method = RequestMethod.GET)
-    public String getLog(@PathVariable String loggerName, HttpServletRequest request,
-                         @RequestParam(value="limit", defaultValue = "5000") Integer limit) throws IOException {
-
-        List<Role> roles = roleProvider.getUserRoles(request);
-        boolean userPermitted = roleProvider.userPermissionIsReadLogs(roles);
-        if (!userPermitted) {
-            throw new NotAuthorizedException("User not authorized to get logs");
-        }
-
-        String logfilePath = getLogfilePath(loggerName);
-
-        try (final ReversedLinesFileReader reader = new ReversedLinesFileReader(new File(logfilePath))) {
-            Supplier<String> reverseLinesSupplier = () -> {
-                try {
-                    return reader.readLine();
-                } catch (NullPointerException e) {
-                    // EOF Reached
-                    return null;
-                } catch (IOException e) {
-                    throw new InternalServerErrorException("error while reading " + logfilePath, e);
-                }
-            };
-
-            return Streams.takeWhile(
-                    Stream.generate(reverseLinesSupplier),
-                    line -> !StringUtils.contains(line, "Logging is started"))
-                    .limit(limit)
-                    .limit(5_000)
-                    .filter(Objects::nonNull)
-                    .collect(Collectors.joining("\n"));
-        }
-    }
-
-    private String getLogfilePath(String loggerName) {
-        /*
-        Find the requested logger, and pull all of it's appenders.
-        Find the first of the appenders that is a FileAppender, and return it's
-        write-out filename.
-         */
-        LoggerContext context = (LoggerContext) LoggerFactory.getILoggerFactory();
-        return context.getLoggerList().stream()
-                .filter(logger -> logger.getName().equals(GENERAL_LOGGER_NAME + "." + loggerName))
-                .flatMap(this::pullSubAppenders)
-                .flatMap(appender -> {
-                    // Appender might be "attachable", if so - roll-up its sub-appenders
-                    return (appender instanceof AppenderAttachable) ?
-                            pullSubAppenders((AppenderAttachable<?>) appender) : Stream.of(appender);
-                })
-                .filter(appender -> appender instanceof FileAppender)
-                .map(appender -> (FileAppender<?>) appender)
-                .map(FileAppender::getFile)
-                .findFirst()
-                .orElseThrow(() -> new InternalServerErrorException("logfile for " + loggerName + " not found"));
-    }
-
-    private <T> Stream<Appender<T>> pullSubAppenders(AppenderAttachable<T> logger) {
-        return Streams.fromIterator(logger.iteratorForAppenders());
-    }
-
-    @ExceptionHandler({ NotAuthorizedException.class })
-    @ResponseStatus(HttpStatus.UNAUTHORIZED)
-    public String notAuthorizedHandler(NotAuthorizedException e) {
-        return "UNAUTHORIZED";
-    }
-
-    @ExceptionHandler({ IOException.class, InternalServerErrorException.class })
-    @ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
-    public ExceptionResponse ioExceptionHandler(Exception e) {
-        return org.onap.vid.controller.ControllersUtils.handleException(e, LOGGER);
-    }
-
-}