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1 | 1 | package com.browserstack.automate.ci.common.proxysettings; |
2 | 2 |
|
| 3 | +import com.browserstack.automate.ci.common.Tools; |
3 | 4 | import hudson.ProxyConfiguration; |
| 5 | +import hudson.Util; |
4 | 6 | import jenkins.model.Jenkins; |
5 | 7 |
|
| 8 | +import javax.annotation.Nonnull; |
| 9 | +import javax.annotation.Nullable; |
| 10 | +import java.io.PrintStream; |
6 | 11 | import java.net.InetSocketAddress; |
7 | 12 | import java.net.Proxy; |
8 | | -import java.util.regex.Matcher; |
9 | | -import java.util.regex.Pattern; |
| 13 | +import java.net.URL; |
| 14 | + |
| 15 | +import static com.browserstack.automate.ci.common.logger.PluginLogger.log; |
| 16 | +import static com.browserstack.automate.ci.common.logger.PluginLogger.logDebug; |
| 17 | + |
10 | 18 | public class JenkinsProxySettings { |
11 | 19 |
|
12 | 20 | private static final ProxyConfiguration jenkinsProxy = Jenkins.getInstanceOrNull() != null ? Jenkins.getInstanceOrNull().proxy : null; |
13 | | - private static final String protocol = "https"; |
14 | | - private static String proxyHost; |
15 | | - private static int proxyPort; |
16 | | - private static String proxyUser; |
17 | | - private static String proxyPassword; |
18 | | - static { |
19 | | - final String systemProxyHost = System.getProperty(protocol + ".proxyHost"); |
20 | | - final int systemProxyPort = Integer.parseInt(System.getProperty(protocol + ".proxyPort", "0")); |
21 | | - final String systemProxyUser = System.getProperty(protocol + ".proxyUser"); |
22 | | - final String systemProxyPassword = System.getProperty(protocol + ".proxyPassword"); |
23 | | - if(systemProxyHost!=null && systemProxyPort!=0){ |
24 | | - proxyHost = systemProxyHost; |
25 | | - proxyPort = systemProxyPort; |
26 | | - if(systemProxyUser!=null && systemProxyPassword!=null){ |
27 | | - proxyUser = systemProxyUser; |
28 | | - proxyPassword = systemProxyPassword; |
| 21 | + |
| 22 | + private static final String jarProxyHost = System.getProperty("https.proxyHost"); |
| 23 | + private static final int jarProxyPort = Integer.parseInt(System.getProperty("https.proxyPort", "443")); |
| 24 | + private static final String jarProxyUser = System.getProperty("https.proxyUser"); |
| 25 | + private static final String jarProxyPassword = System.getProperty("https.proxyPassword"); |
| 26 | + |
| 27 | + private static final String systemHttpProxyEnv = System.getenv("http_proxy"); |
| 28 | + private static final String systemHttpsProxyEnv = System.getenv("https_proxy"); |
| 29 | + |
| 30 | + private String finalProxyHost; |
| 31 | + private int finalProxyPort; |
| 32 | + private String finalProxyUsername; |
| 33 | + private String finalProxyPassword; |
| 34 | + |
| 35 | + private boolean hasProxy; |
| 36 | + |
| 37 | + private transient PrintStream logger; |
| 38 | + |
| 39 | + /** |
| 40 | + * Constructor for JenkinsProxySettings with Priority for Custom Proxy |
| 41 | + * |
| 42 | + * @param customProxy Custom Proxy String |
| 43 | + * @param logger Logger |
| 44 | + */ |
| 45 | + public JenkinsProxySettings(@Nonnull final String customProxy, @Nullable PrintStream logger) { |
| 46 | + this.logger = logger; |
| 47 | + decideJenkinsProxy(customProxy); |
| 48 | + } |
| 49 | + |
| 50 | + /** |
| 51 | + * Constructor for JenkinsProxySettings |
| 52 | + * |
| 53 | + * @param logger Logger |
| 54 | + */ |
| 55 | + public JenkinsProxySettings(@Nullable PrintStream logger) { |
| 56 | + this.logger = logger; |
| 57 | + decideJenkinsProxy(null); |
| 58 | + } |
| 59 | + |
| 60 | + /** |
| 61 | + * Verifies the format of the Proxy String |
| 62 | + * |
| 63 | + * @param proxyString String |
| 64 | + * @param proxyType Type/Source of Proxy |
| 65 | + * @return |
| 66 | + */ |
| 67 | + private URL verifyAndGetProxyURL(final String proxyString, final String proxyType) { |
| 68 | + try { |
| 69 | + final URL proxyUrl = new URL(proxyString); |
| 70 | + if (proxyUrl.getHost() != null && proxyUrl.getHost().length() == 0) |
| 71 | + throw new Error("Empty host in proxy"); |
| 72 | + |
| 73 | + String userInfo = proxyUrl.getUserInfo(); |
| 74 | + if (userInfo != null) { |
| 75 | + if (userInfo.split(":").length != 2) { |
| 76 | + throw new Error("Invalid authentication params in proxy"); |
| 77 | + } |
29 | 78 | } |
| 79 | + |
| 80 | + return proxyUrl; |
| 81 | + } catch (Exception e) { |
| 82 | + if (logger != null) |
| 83 | + logDebug(logger, String.format("Invalid Proxy String: %s, Proxy Type: %s. Error: %s", proxyString, proxyType, e.toString())); |
| 84 | + return null; |
30 | 85 | } |
| 86 | + } |
31 | 87 |
|
32 | | - if(proxyHost==null && proxyPort==0 && jenkinsProxy!=null){ |
33 | | - final String host = jenkinsProxy.name; |
34 | | - final int port = jenkinsProxy.port; |
35 | | - final String user = jenkinsProxy.getUserName(); |
36 | | - final String password = jenkinsProxy.getPassword(); |
37 | | - if(host!=null && port!=0){ |
38 | | - proxyHost = host; |
39 | | - proxyPort = port; |
40 | | - if(user!=null && password!=null){ |
41 | | - proxyUser = user; |
42 | | - proxyPassword = password; |
43 | | - } |
| 88 | + /** |
| 89 | + * Decides Proxy for the Plugin. Priority: |
| 90 | + * 0. Custom Proxy passed as input |
| 91 | + * 1. `https_proxy` Environment Variable |
| 92 | + * 2. `http_proxy` Environment Variable |
| 93 | + * 3. Jenkins Proxy Configuration |
| 94 | + * 4. JAR Proxy arguments, i.e. `https.proxyHost` etc. |
| 95 | + * |
| 96 | + * @param customProxyString Custom Proxy String |
| 97 | + */ |
| 98 | + private void decideJenkinsProxy(final String customProxyString) { |
| 99 | + URL proxyUrl = null; |
| 100 | + |
| 101 | + // Verifies the custom proxy string |
| 102 | + if (customProxyString != null) { |
| 103 | + proxyUrl = verifyAndGetProxyURL(customProxyString, "ENV_VAR"); |
| 104 | + } |
| 105 | + |
| 106 | + // Looks for System level `https_proxy`. If not, looks for `http_proxy` |
| 107 | + if (proxyUrl == null && getSystemProxyString() != null) { |
| 108 | + proxyUrl = verifyAndGetProxyURL(getSystemProxyString(), "SYSTEM_ENV_VAR"); |
| 109 | + } |
| 110 | + |
| 111 | + // Looks for Jenkins Proxy |
| 112 | + if (proxyUrl == null && jenkinsProxy != null) { |
| 113 | + this.finalProxyHost = jenkinsProxy.name; |
| 114 | + this.finalProxyPort = jenkinsProxy.port; |
| 115 | + |
| 116 | + if (Util.fixEmpty(jenkinsProxy.getUserName()) != null && Util.fixEmpty(jenkinsProxy.getPassword()) != null) { |
| 117 | + this.finalProxyUsername = jenkinsProxy.getUserName(); |
| 118 | + this.finalProxyPassword = jenkinsProxy.getPassword(); |
44 | 119 | } |
45 | 120 | } |
46 | | - if(proxyHost==null && proxyPort==0){ |
47 | | - String proxyEnv = System.getenv("https_proxy"); |
48 | | - String authRegex = "(https:\\/\\/)(.+):(.+)@(.+):(\\d+)"; |
49 | | - String basicRegex = "(https:\\/\\/)(.+):(\\d+)"; |
50 | | - |
51 | | - if(proxyEnv!=null && proxyEnv.matches(authRegex)){ |
52 | | - Pattern r = Pattern.compile(authRegex); |
53 | | - Matcher m = r.matcher(proxyEnv); |
54 | | - final String envHost = m.group(1); |
55 | | - final int envPort = Integer.parseInt(m.group(2)); |
56 | | - final String envUser = m.group(3); |
57 | | - final String envPassword = m.group(4); |
58 | | - if(envHost!=null && envPort!=0){ |
59 | | - proxyHost = envHost; |
60 | | - proxyPort = envPort; |
61 | | - if(envUser!=null && envPassword!=null){ |
62 | | - proxyUser = envUser; |
63 | | - proxyPassword = envPassword; |
64 | | - } |
65 | | - } |
| 121 | + |
| 122 | + // Looks for JAR Proxy Arguments |
| 123 | + if (proxyUrl == null && this.finalProxyHost == null && jarProxyHost != null) { |
| 124 | + this.finalProxyHost = jarProxyHost; |
| 125 | + this.finalProxyPort = jarProxyPort; |
| 126 | + |
| 127 | + if (Util.fixEmpty(jarProxyUser) != null && Util.fixEmpty(jarProxyPassword) != null) { |
| 128 | + this.finalProxyUsername = jarProxyUser; |
| 129 | + this.finalProxyPassword = jarProxyPassword; |
66 | 130 | } |
67 | | - else if(proxyEnv!=null && proxyEnv.matches(basicRegex)) { |
68 | | - Pattern r = Pattern.compile(authRegex); |
69 | | - Matcher m = r.matcher(proxyEnv); |
70 | | - final String envHost = m.group(1); |
71 | | - final int envPort = Integer.parseInt(m.group(2)); |
72 | | - if(envHost!=null && envPort!=0){ |
73 | | - proxyHost = envHost; |
74 | | - proxyPort = envPort; |
75 | | - } |
| 131 | + } |
| 132 | + |
| 133 | + // Utilises the proxyUrl set by Env Vars if Jenkins & Jar Proxy are absent |
| 134 | + if (proxyUrl != null) { |
| 135 | + this.finalProxyHost = proxyUrl.getHost(); |
| 136 | + this.finalProxyPort = proxyUrl.getPort() == -1 ? proxyUrl.getDefaultPort() : proxyUrl.getPort(); |
| 137 | + |
| 138 | + final String userInfo = proxyUrl.getUserInfo(); |
| 139 | + |
| 140 | + if (userInfo != null) { |
| 141 | + String[] userInfoArray = userInfo.split(":"); |
| 142 | + this.finalProxyUsername = userInfoArray[0]; |
| 143 | + this.finalProxyPassword = userInfoArray[1]; |
76 | 144 | } |
77 | 145 | } |
| 146 | + |
| 147 | + // Logging and final boolean set |
| 148 | + if (this.finalProxyHost != null && this.finalProxyPort != 0) { |
| 149 | + this.hasProxy = true; |
| 150 | + |
| 151 | + String proxyDataToLog = "Host: " + this.getHost() + ", Port: " + this.getPort(); |
| 152 | + if (this.hasAuth()) { |
| 153 | + proxyDataToLog += ", Username: " + this.getUsername() + ", Password: " + Tools.maskString(this.getPassword()); |
| 154 | + } |
| 155 | + |
| 156 | + if (logger != null) log(logger, "Proxy Selected for BrowserStack Plugin: " + proxyDataToLog); |
| 157 | + } else { |
| 158 | + this.hasProxy = false; |
| 159 | + |
| 160 | + if (logger != null) log(logger, "No Proxy Selected for BrowserStack Plugin"); |
| 161 | + } |
78 | 162 | } |
79 | 163 |
|
80 | | - public static Proxy getJenkinsProxy() { |
81 | | - return (proxyHost != null && proxyPort != 0) ? new Proxy(Proxy.Type.HTTP, new InetSocketAddress(proxyHost, proxyPort)) : null; |
| 164 | + |
| 165 | + /** |
| 166 | + * Returns the proxy string from System level env vars. Priority: |
| 167 | + * 1. `https_proxy` |
| 168 | + * 2. `http_proxy` |
| 169 | + * If no value exists, returns null |
| 170 | + * |
| 171 | + * @return String/null |
| 172 | + */ |
| 173 | + private String getSystemProxyString() { |
| 174 | + return systemHttpsProxyEnv == null ? systemHttpProxyEnv : systemHttpsProxyEnv; |
82 | 175 | } |
83 | 176 |
|
84 | | - public static String getHost() { |
85 | | - return proxyHost; |
| 177 | + /** |
| 178 | + * Returns Jenkins proxy configuration in Proxy object |
| 179 | + * |
| 180 | + * @return Proxy object |
| 181 | + */ |
| 182 | + public Proxy getJenkinsProxy() { |
| 183 | + if (this.hasProxy()) { |
| 184 | + return new Proxy(Proxy.Type.HTTP, new InetSocketAddress(this.finalProxyHost, this.finalProxyPort)); |
| 185 | + } |
| 186 | + |
| 187 | + return Proxy.NO_PROXY; |
86 | 188 | } |
87 | 189 |
|
88 | | - public static int getPort() { |
89 | | - return proxyPort; |
| 190 | + public String getHost() { |
| 191 | + return this.finalProxyHost; |
90 | 192 | } |
91 | 193 |
|
92 | | - public static String getUsername() { |
93 | | - return proxyUser; |
| 194 | + public int getPort() { |
| 195 | + return this.finalProxyPort; |
94 | 196 | } |
95 | 197 |
|
96 | | - public static String getPassword() { |
97 | | - return proxyPassword; |
| 198 | + public String getUsername() { |
| 199 | + if (this.finalProxyUsername != null && this.finalProxyUsername.length() != 0) |
| 200 | + return this.finalProxyUsername; |
| 201 | + |
| 202 | + return null; |
98 | 203 | } |
99 | 204 |
|
100 | | - public static ProxyConfiguration getProxyConfig() { |
101 | | - return jenkinsProxy; |
| 205 | + public String getPassword() { |
| 206 | + if (this.finalProxyPassword != null && this.finalProxyPassword.length() != 0) |
| 207 | + return this.finalProxyPassword; |
| 208 | + |
| 209 | + return null; |
102 | 210 | } |
103 | 211 |
|
104 | | - public static boolean hasProxy() { |
105 | | - return getHost() != null && getPort() != 0; |
| 212 | + public boolean hasAuth() { |
| 213 | + return ((this.getUsername() != null) && (this.getPassword() != null)); |
106 | 214 | } |
107 | 215 |
|
| 216 | + public boolean hasProxy() { |
| 217 | + return this.hasProxy; |
| 218 | + } |
108 | 219 | } |
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