Add a test LDAP server (Java-based)

This is a compiled version of the unboundid-ldap-server project,
with our own patches. All dependencies are included.

backend/ldap_server_test.go

+package backend
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os/exec"
+	"testing"
+	"time"
+)
+
+type testLDAPServerConfig struct {
+	Base  string
+	Port  int
+	LDIFs []string
+}
+
+func startTestLDAPServer(t testing.TB, config *testLDAPServerConfig) func() {
+	tmpf, err := ioutil.TempFile("", "")
+	if err != nil {
+		t.Fatal(err)
+	}
+	fmt.Fprintf(tmpf, `ldap.rootDn=%s
+ldap.managerDn=cn=manager,%s
+ldap.managerPassword=password
+ldap.port=%d
+`, config.Base, config.Base, config.Port)
+	defer tmpf.Close()
+
+	args := []string{tmpf.Name()}
+	args = append(args, config.LDIFs...)
+	proc := exec.Command("./unboundid-ldap-server/bin/unboundid-ldap-server", args...)
+
+	if err := proc.Start(); err != nil {
+		t.Fatalf("error starting LDAP server: %v", err)
+	}
+
+	time.Sleep(1 * time.Second)
+
+	return func() {
+		proc.Process.Kill()
+	}
+}

backend/unboundid-ldap-server/bin/unboundid-ldap-server

+#!/usr/bin/env bash
+
+##############################################################################
+##
+##  unboundid-ldap-server start up script for UN*X
+##
+##############################################################################
+
+# Add default JVM options here. You can also use JAVA_OPTS and UNBOUNDID_LDAP_SERVER_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
+APP_NAME="unboundid-ldap-server"
+APP_BASE_NAME=`basename "$0"`
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn ( ) {
+    echo "$*"
+}
+
+die ( ) {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+esac
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/.." >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+CLASSPATH=$APP_HOME/lib/unboundid-ldap-server.jar:$APP_HOME/lib/slf4j-api-1.7.12.jar:$APP_HOME/lib/unboundid-ldapsdk-3.1.1.jar:$APP_HOME/lib/ldaptive-unboundid-1.1.0.jar:$APP_HOME/lib/ldaptive-beans-1.1.0.jar:$APP_HOME/lib/commons-io-2.4.jar:$APP_HOME/lib/spring-core-4.2.1.RELEASE.jar:$APP_HOME/lib/log4j-api-2.3.jar:$APP_HOME/lib/log4j-core-2.3.jar:$APP_HOME/lib/log4j-slf4j-impl-2.3.jar:$APP_HOME/lib/log4j-jcl-2.3.jar:$APP_HOME/lib/ldaptive-1.1.0.jar:$APP_HOME/lib/commons-logging-1.2.jar:$APP_HOME/lib/commons-cli-1.3.1.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=$((i+1))
+    done
+    case $i in
+        (0) set -- ;;
+        (1) set -- "$args0" ;;
+        (2) set -- "$args0" "$args1" ;;
+        (3) set -- "$args0" "$args1" "$args2" ;;
+        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Split up the JVM_OPTS And UNBOUNDID_LDAP_SERVER_OPTS values into an array, following the shell quoting and substitution rules
+function splitJvmOpts() {
+    JVM_OPTS=("$@")
+}
+eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $UNBOUNDID_LDAP_SERVER_OPTS
+
+
+exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" com.unboundid.ldap.LdapServer "$@"

backend/unboundid-ldap-server/bin/unboundid-ldap-server.bat

+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  unboundid-ldap-server startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and UNBOUNDID_LDAP_SERVER_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%..
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windowz variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+if "%@eval[2+2]" == "4" goto 4NT_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+goto execute
+
+:4NT_args
+@rem Get arguments from the 4NT Shell from JP Software
+set CMD_LINE_ARGS=%$
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\lib\unboundid-ldap-server.jar;%APP_HOME%\lib\slf4j-api-1.7.12.jar;%APP_HOME%\lib\unboundid-ldapsdk-3.1.1.jar;%APP_HOME%\lib\ldaptive-unboundid-1.1.0.jar;%APP_HOME%\lib\ldaptive-beans-1.1.0.jar;%APP_HOME%\lib\commons-io-2.4.jar;%APP_HOME%\lib\spring-core-4.2.1.RELEASE.jar;%APP_HOME%\lib\log4j-api-2.3.jar;%APP_HOME%\lib\log4j-core-2.3.jar;%APP_HOME%\lib\log4j-slf4j-impl-2.3.jar;%APP_HOME%\lib\log4j-jcl-2.3.jar;%APP_HOME%\lib\ldaptive-1.1.0.jar;%APP_HOME%\lib\commons-logging-1.2.jar;%APP_HOME%\lib\commons-cli-1.3.1.jar
+
+@rem Execute unboundid-ldap-server
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %UNBOUNDID_LDAP_SERVER_OPTS%  -classpath "%CLASSPATH%" com.unboundid.ldap.LdapServer %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable UNBOUNDID_LDAP_SERVER_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%UNBOUNDID_LDAP_SERVER_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega