initial commit
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pratik
215
src/main/java/com/cfdeployer/service/CfCliService.java
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215
src/main/java/com/cfdeployer/service/CfCliService.java
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package com.cfdeployer.service;
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import com.cfdeployer.model.CfDeployRequest;
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import com.cfdeployer.model.CfDeployResponse;
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import lombok.RequiredArgsConstructor;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.io.FileUtils;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Service;
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import org.springframework.web.multipart.MultipartFile;
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import java.io.BufferedReader;
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import java.io.File;
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import java.io.IOException;
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import java.io.InputStreamReader;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.StandardCopyOption;
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import java.nio.file.attribute.PosixFilePermission;
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import java.util.ArrayList;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Set;
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import java.util.concurrent.TimeUnit;
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@Slf4j
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@Service
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@RequiredArgsConstructor
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public class CfCliService {
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@Value("${cf.cli.timeout:600}")
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private long timeout;
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@Value("${cf.cli.path:}")
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private String cfCliPath;
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public CfDeployResponse deployApplication(CfDeployRequest request, MultipartFile jarFile, MultipartFile manifest) {
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Path tempDir = null;
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try {
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tempDir = Files.createTempDirectory("cf-deploy-");
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log.info("Created temporary directory: {}", tempDir);
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Path jarPath = tempDir.resolve(jarFile.getOriginalFilename());
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Path manifestPath = tempDir.resolve("manifest.yml");
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Files.copy(jarFile.getInputStream(), jarPath, StandardCopyOption.REPLACE_EXISTING);
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Files.copy(manifest.getInputStream(), manifestPath, StandardCopyOption.REPLACE_EXISTING);
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log.info("Copied JAR and manifest files to temporary directory");
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StringBuilder output = new StringBuilder();
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login(request, output);
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pushApplication(request, tempDir, output);
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logout(output);
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log.info("Deployment completed successfully for app: {}", request.getAppName());
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return CfDeployResponse.success(output.toString());
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} catch (Exception e) {
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log.error("Deployment failed for app: {}", request.getAppName(), e);
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return CfDeployResponse.failure(e.getMessage(), e.toString());
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} finally {
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if (tempDir != null) {
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cleanupTempDirectory(tempDir);
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}
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}
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}
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private void login(CfDeployRequest request, StringBuilder output) throws Exception {
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log.info("Logging into Cloud Foundry at: {}", request.getApiEndpoint());
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List<String> command = new ArrayList<>();
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command.add(getCfCliExecutable());
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command.add("login");
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command.add("-a");
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command.add(request.getApiEndpoint());
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command.add("-u");
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command.add(request.getUsername());
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command.add("-p");
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command.add(request.getPassword());
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command.add("-o");
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command.add(request.getOrganization());
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command.add("-s");
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command.add(request.getSpace());
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if (Boolean.TRUE.equals(request.getSkipSslValidation())) {
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command.add("--skip-ssl-validation");
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}
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executeCommand(command, output, true);
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log.info("Successfully logged into Cloud Foundry");
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}
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private void pushApplication(CfDeployRequest request, Path workingDir, StringBuilder output) throws Exception {
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log.info("Pushing application: {}", request.getAppName());
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List<String> command = new ArrayList<>();
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command.add(getCfCliExecutable());
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command.add("push");
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command.add(request.getAppName());
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command.add("-f");
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command.add("manifest.yml");
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executeCommand(command, output, false, workingDir.toFile());
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log.info("Successfully pushed application: {}", request.getAppName());
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}
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private void logout(StringBuilder output) throws Exception {
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log.info("Logging out from Cloud Foundry");
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List<String> command = new ArrayList<>();
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command.add(getCfCliExecutable());
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command.add("logout");
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executeCommand(command, output, false);
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log.info("Successfully logged out from Cloud Foundry");
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}
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private void executeCommand(List<String> command, StringBuilder output, boolean maskPassword) throws Exception {
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executeCommand(command, output, maskPassword, null);
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}
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private void executeCommand(List<String> command, StringBuilder output, boolean maskPassword, File workingDir) throws Exception {
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ProcessBuilder processBuilder = new ProcessBuilder(command);
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if (workingDir != null) {
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processBuilder.directory(workingDir);
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}
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processBuilder.redirectErrorStream(true);
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if (maskPassword) {
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List<String> maskedCommand = new ArrayList<>(command);
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for (int i = 0; i < maskedCommand.size(); i++) {
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if ("-p".equals(maskedCommand.get(i)) && i + 1 < maskedCommand.size()) {
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maskedCommand.set(i + 1, "********");
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}
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}
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log.debug("Executing command: {}", String.join(" ", maskedCommand));
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} else {
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log.debug("Executing command: {}", String.join(" ", command));
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}
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Process process = processBuilder.start();
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try (BufferedReader reader = new BufferedReader(new InputStreamReader(process.getInputStream()))) {
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String line;
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while ((line = reader.readLine()) != null) {
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output.append(line).append("\n");
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log.debug("CF CLI output: {}", line);
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}
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}
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boolean finished = process.waitFor(timeout, TimeUnit.SECONDS);
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if (!finished) {
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process.destroyForcibly();
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throw new RuntimeException("Command execution timed out after " + timeout + " seconds");
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}
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int exitCode = process.exitValue();
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if (exitCode != 0) {
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throw new RuntimeException("Command failed with exit code: " + exitCode);
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}
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}
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private String getCfCliExecutable() throws IOException {
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if (cfCliPath != null && !cfCliPath.isEmpty()) {
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return cfCliPath;
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}
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String os = getOperatingSystem();
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String executable = os.equals("windows") ? "cf.exe" : "cf";
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String resourcePath = String.format("/cf-cli/%s/%s", os, executable);
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File tempFile = File.createTempFile("cf-cli-", os.equals("windows") ? ".exe" : "");
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tempFile.deleteOnExit();
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try (var inputStream = getClass().getResourceAsStream(resourcePath)) {
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if (inputStream == null) {
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throw new IOException("CF CLI binary not found for OS: " + os);
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}
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Files.copy(inputStream, tempFile.toPath(), StandardCopyOption.REPLACE_EXISTING);
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}
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if (!os.equals("windows")) {
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Set<PosixFilePermission> perms = new HashSet<>();
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perms.add(PosixFilePermission.OWNER_READ);
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perms.add(PosixFilePermission.OWNER_WRITE);
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perms.add(PosixFilePermission.OWNER_EXECUTE);
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Files.setPosixFilePermissions(tempFile.toPath(), perms);
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}
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log.debug("Using CF CLI executable: {}", tempFile.getAbsolutePath());
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return tempFile.getAbsolutePath();
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}
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private String getOperatingSystem() {
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String osName = System.getProperty("os.name").toLowerCase();
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if (osName.contains("win")) {
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return "windows";
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} else if (osName.contains("mac")) {
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return "macos";
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} else {
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return "linux";
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}
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}
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private void cleanupTempDirectory(Path tempDir) {
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try {
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FileUtils.deleteDirectory(tempDir.toFile());
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log.debug("Cleaned up temporary directory: {}", tempDir);
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} catch (IOException e) {
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log.warn("Failed to clean up temporary directory: {}", tempDir, e);
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}
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}
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}
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