1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
|
// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package ai.vespa.feed.client;
import ai.vespa.feed.client.JsonFeeder.ResultCallback;
import com.fasterxml.jackson.core.JsonFactory;
import com.fasterxml.jackson.core.JsonGenerator;
import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.SSLSession;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintStream;
import java.nio.file.Files;
import java.util.Map;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicLong;
import java.util.concurrent.atomic.AtomicReference;
/**
* Main method for CLI interface
*
* @author bjorncs
*/
public class CliClient {
private static final JsonFactory factory = new JsonFactory().disable(JsonGenerator.Feature.AUTO_CLOSE_TARGET);
private final PrintStream systemOut;
private final PrintStream systemError;
private final InputStream systemIn;
private final Object printMonitor = new Object();
private CliClient(PrintStream systemOut, PrintStream systemError, InputStream systemIn) {
this.systemOut = systemOut;
this.systemError = systemError;
this.systemIn = systemIn;
}
public static void main(String[] args) {
CliClient client = new CliClient(System.out, System.err, System.in);
int exitCode = client.run(args);
System.exit(exitCode);
}
private int run(String[] rawArgs) {
boolean verbose = false;
try {
CliArguments cliArgs = CliArguments.fromRawArgs(rawArgs);
verbose = cliArgs.verboseSpecified();
if (cliArgs.helpSpecified()) {
cliArgs.printHelp(systemOut);
return 0;
}
if (cliArgs.versionSpecified()) {
systemOut.println(Vespa.VERSION);
return 0;
}
try (InputStream in = createFeedInputStream(cliArgs);
FeedClient feedClient = createFeedClient(cliArgs);
JsonFeeder feeder = createJsonFeeder(feedClient, cliArgs)) {
CountDownLatch latch = new CountDownLatch(1);
AtomicReference<FeedException> fatal = new AtomicReference<>();
AtomicLong successes = new AtomicLong();
AtomicLong failures = new AtomicLong();
long startNanos = System.nanoTime();
if (cliArgs.showProgress()) {
Thread progressPrinter = new Thread(() -> {
try {
while ( ! latch.await(10, TimeUnit.SECONDS)) {
synchronized (printMonitor) {
printBenchmarkResult(System.nanoTime() - startNanos, successes.get(), failures.get(), feedClient.stats(), systemError);
}
}
}
catch (InterruptedException | IOException ignored) { } // doesn't happen
}, "progress-printer");
progressPrinter.setDaemon(true);
progressPrinter.start();
}
feeder.feedMany(in, new ResultCallback() {
@Override public void onNextResult(Result result, FeedException error) { handleResult(result, error, successes, failures, cliArgs); }
@Override public void onError(FeedException error) { fatal.set(error); latch.countDown(); }
@Override public void onComplete() { latch.countDown(); }
});
latch.await();
if (cliArgs.benchmarkModeEnabled()) {
printBenchmarkResult(System.nanoTime() - startNanos, successes.get(), failures.get(), feedClient.stats(), systemOut);
}
if (fatal.get() != null) throw fatal.get();
}
return 0;
} catch (CliArguments.CliArgumentsException | IOException | FeedException e) {
return handleException(verbose, e);
} catch (Exception e) {
return handleException(verbose, "Unknown failure: " + e.getMessage(), e);
}
}
private void handleResult(Result result, FeedException error, AtomicLong successes, AtomicLong failures, CliArguments args) {
if (error != null) {
failures.incrementAndGet();
if (args.showErrors()) synchronized (printMonitor) {
systemError.println(error.getMessage());
if (error instanceof ResultException) ((ResultException) error).getTrace().ifPresent(systemError::println);
if (args.verboseSpecified()) error.printStackTrace(systemError);
}
}
else {
successes.incrementAndGet();
if (args.showSuccesses()) synchronized (printMonitor) {
systemError.println(result.documentId() + ": " + result.type());
result.traceMessage().ifPresent(systemError::println);
result.resultMessage().ifPresent(systemError::println);
}
}
}
private static FeedClient createFeedClient(CliArguments cliArgs) throws CliArguments.CliArgumentsException {
FeedClientBuilder builder = FeedClientBuilder.create(cliArgs.endpoint());
cliArgs.connections().ifPresent(builder::setConnectionsPerEndpoint);
cliArgs.maxStreamsPerConnection().ifPresent(builder::setMaxStreamPerConnection);
if (cliArgs.sslHostnameVerificationDisabled()) {
builder.setHostnameVerifier(AcceptAllHostnameVerifier.INSTANCE);
}
cliArgs.certificateAndKey().ifPresent(c -> builder.setCertificate(c.certificateFile, c.privateKeyFile));
cliArgs.caCertificates().ifPresent(builder::setCaCertificatesFile);
cliArgs.headers().forEach(builder::addRequestHeader);
builder.setDryrun(cliArgs.dryrunEnabled());
return builder.build();
}
private static JsonFeeder createJsonFeeder(FeedClient feedClient, CliArguments cliArgs) throws CliArguments.CliArgumentsException, IOException {
JsonFeeder.Builder builder = JsonFeeder.builder(feedClient);
cliArgs.timeout().ifPresent(builder::withTimeout);
cliArgs.route().ifPresent(builder::withRoute);
cliArgs.traceLevel().ifPresent(builder::withTracelevel);
return builder.build();
}
private InputStream createFeedInputStream(CliArguments cliArgs) throws CliArguments.CliArgumentsException, IOException {
return cliArgs.readFeedFromStandardInput() ? systemIn : Files.newInputStream(cliArgs.inputFile().get());
}
private int handleException(boolean verbose, Exception e) { return handleException(verbose, e.getMessage(), e); }
private int handleException(boolean verbose, String message, Exception exception) {
systemError.println(message);
if (verbose) {
exception.printStackTrace(systemError);
}
return 1;
}
private static class AcceptAllHostnameVerifier implements HostnameVerifier {
static final AcceptAllHostnameVerifier INSTANCE = new AcceptAllHostnameVerifier();
@Override public boolean verify(String hostname, SSLSession session) { return true; }
}
static void printBenchmarkResult(long durationNanos, long successes, long failures,
OperationStats stats, OutputStream systemOut) throws IOException {
try (JsonGenerator generator = factory.createGenerator(systemOut).useDefaultPrettyPrinter()) {
generator.writeStartObject();
writeFloatField(generator, "feeder.seconds", durationNanos * 1e-9, 3);
generator.writeNumberField("feeder.ok.count", successes);
writeFloatField(generator, "feeder.ok.rate", successes * 1e9 / Math.max(1, durationNanos), 3);
generator.writeNumberField("feeder.error.count", failures);
generator.writeNumberField("feeder.inflight.count", stats.inflight());
generator.writeNumberField("http.request.count", stats.requests());
generator.writeNumberField("http.request.bytes", stats.bytesSent());
generator.writeNumberField("http.exception.count", stats.exceptions());
generator.writeNumberField("http.response.count", stats.responses());
generator.writeNumberField("http.response.bytes", stats.bytesReceived());
generator.writeNumberField("http.response.error.count", stats.responses() - stats.successes());
writeFloatField(generator, "http.response.latency.millis.min", stats.minLatencyMillis(), 3);
writeFloatField(generator, "http.response.latency.millis.avg", stats.averageLatencyMillis(), 3);
writeFloatField(generator, "http.response.latency.millis.max", stats.maxLatencyMillis(), 3);
generator.writeObjectFieldStart("http.response.code.counts");
for (Map.Entry<Integer, Long> entry : stats.responsesByCode().entrySet())
generator.writeNumberField(Integer.toString(entry.getKey()), entry.getValue());
generator.writeEndObject();
generator.writeEndObject();
}
}
private static void writeFloatField(JsonGenerator generator, String name, double value, int precision) throws IOException {
generator.writeFieldName(name);
generator.writeNumber(String.format("%." + precision + "f", value));
}
}
|
