make HTTP proxy setup explicit

[nominatim.git] / lib / cmd.php

diff --git a/lib/cmd.php b/lib/cmd.php
index 2fd3c49bf66966e1d09c701384caa434b258e5d2..b72c1bb41726950b6772ae5ea0157c56331e3e47 100644 (file)
--- a/lib/cmd.php
+++ b/lib/cmd.php
@@ -1,5 +1,6 @@
 <?php
 
+require_once(CONST_LibDir.'/Shell.php');
 
 function getCmdOpt($aArg, $aSpec, &$aResult, $bExitOnError = false, $bExitOnUnknown = false)
 {
@@ -120,15 +121,6 @@ function showUsage($aSpec, $bExit = false, $sError = false)
     exit;
 }
 
-function chksql($oSql, $sMsg = false)
-{
-    if (PEAR::isError($oSql)) {
-        fail($sMsg || $oSql->getMessage(), $oSql->userinfo);
-    }
-
-    return $oSql;
-}
-
 function info($sMsg)
 {
     echo date('Y-m-d H:i:s == ').$sMsg."\n";
@@ -155,40 +147,47 @@ function repeatWarnings()
 function runSQLScript($sScript, $bfatal = true, $bVerbose = false, $bIgnoreErrors = false)
 {
     // Convert database DSN to psql parameters
-    $aDSNInfo = DB::parseDSN(CONST_Database_DSN);
+    $aDSNInfo = \Nominatim\DB::parseDSN(CONST_Database_DSN);
     if (!isset($aDSNInfo['port']) || !$aDSNInfo['port']) $aDSNInfo['port'] = 5432;
-    $sCMD = 'psql -p '.$aDSNInfo['port'].' -d '.$aDSNInfo['database'];
+
+    $oCmd = new \Nominatim\Shell('psql');
+    $oCmd->addParams('--port', $aDSNInfo['port']);
+    $oCmd->addParams('--dbname', $aDSNInfo['database']);
     if (isset($aDSNInfo['hostspec']) && $aDSNInfo['hostspec']) {
-        $sCMD .= ' -h ' . $aDSNInfo['hostspec'];
+        $oCmd->addParams('--host', $aDSNInfo['hostspec']);
     }
     if (isset($aDSNInfo['username']) && $aDSNInfo['username']) {
-        $sCMD .= ' -U ' . $aDSNInfo['username'];
+        $oCmd->addParams('--username', $aDSNInfo['username']);
     }
-    $procenv = null;
-    if (isset($aDSNInfo['password']) && $aDSNInfo['password']) {
-        $procenv = array_merge(array('PGPASSWORD' => $aDSNInfo['password']), $_ENV);
+    if (isset($aDSNInfo['password'])) {
+        $oCmd->addEnvPair('PGPASSWORD', $aDSNInfo['password']);
     }
     if (!$bVerbose) {
-        $sCMD .= ' -q';
+        $oCmd->addParams('--quiet');
     }
     if ($bfatal && !$bIgnoreErrors) {
-        $sCMD .= ' -v ON_ERROR_STOP=1';
+        $oCmd->addParams('-v', 'ON_ERROR_STOP=1');
     }
+
     $aDescriptors = array(
                      0 => array('pipe', 'r'),
                      1 => STDOUT,
                      2 => STDERR
                     );
     $ahPipes = null;
-    $hProcess = @proc_open($sCMD, $aDescriptors, $ahPipes, null, $procenv);
+    $hProcess = @proc_open($oCmd->escapedCmd(), $aDescriptors, $ahPipes, null, $oCmd->aEnv);
     if (!is_resource($hProcess)) {
         fail('unable to start pgsql');
     }
 
+    if (!$bVerbose) {
+        fwrite($ahPipes[0], 'set client_min_messages to WARNING;');
+    }
+
     while (strlen($sScript)) {
-        $written = fwrite($ahPipes[0], $sScript);
-        if ($written <= 0) break;
-        $sScript = substr($sScript, $written);
+        $iWritten = fwrite($ahPipes[0], $sScript);
+        if ($iWritten <= 0) break;
+        $sScript = substr($sScript, $iWritten);
     }
     fclose($ahPipes[0]);
     $iReturn = proc_close($hProcess);
@@ -197,20 +196,30 @@ function runSQLScript($sScript, $bfatal = true, $bVerbose = false, $bIgnoreError
     }
 }
 
-
-function runWithEnv($cmd, $env)
+function setupHTTPProxy()
 {
-    $fds = array(0 => array('pipe', 'r'),
-                 1 => STDOUT,
-                 2 => STDERR);
-    $pipes = null;
-    $proc = @proc_open($cmd, $fds, $pipes, null, $env);
-    if (!is_resource($proc)) {
-        fail('unable to run command:' . $cmd);
+    if (!CONST_HTTP_Proxy) {
+        return;
     }
 
-    fclose($pipes[0]); // no stdin
+    $sProxy = 'tcp://'.CONST_HTTP_Proxy_Host.':'.CONST_HTTP_Proxy_Port;
+    $aHeaders = array();
+
+    if (CONST_HTTP_Proxy_Login != null
+        && CONST_HTTP_Proxy_Login != ''
+        && CONST_HTTP_Proxy_Password != null
+        && CONST_HTTP_Proxy_Password != ''
+    ) {
+        $sAuth = base64_encode(CONST_HTTP_Proxy_Login.':'.CONST_HTTP_Proxy_Password);
+        $aHeaders = array('Proxy-Authorization: Basic '.$sAuth);
+    }
+
+    $aProxyHeader = array(
+                     'proxy' => $sProxy,
+                     'request_fulluri' => true,
+                     'header' => $aHeaders
+                    );
 
-    $stat = proc_close($proc);
-    return $stat;
+    $aContext = array('http' => $aProxyHeader, 'https' => $aProxyHeader);
+    stream_context_set_default($aContext);
 }