[15972] | 1 | #include <iostream>
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| 2 | #include <fstream>
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| 3 | #include <iomanip>
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[19027] | 4 | #include <cstdlib>
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[15972] | 5 |
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| 6 | using namespace std;
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| 7 |
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[15975] | 8 | #include "wrapper.h"
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[16207] | 9 | #include "libsearch4j.h"
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[15972] | 10 |
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| 11 | bool extract_bundled_file( const char[], int, char*, bool );
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| 12 |
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| 13 | int main(int argc, char** argv) {
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| 14 |
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[19027] | 15 | string scratch = (getenv("TMPDIR") == NULL) ? "/tmp" : getenv("TMPDIR");
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| 16 | string tempdir = scratch + "/@[email protected]"; //temporary directory where we will store extracted files
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[15972] | 17 | string jarfile = tempdir + "/@[email protected]"; //where we will store the jar file
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| 18 | string javafile = tempdir + "/@java.installer@"; //where we will store the java tar file
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| 19 | bool succeeded = false;
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[18877] | 20 | bool textMode = false;
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[15972] | 21 |
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[18877] | 22 | //parse arguments
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| 23 | for ( int i=0; i<argc; i++ ) {
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| 24 | if ( strcmp( argv[i], "text" ) == 0 ) {
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| 25 | textMode = true;
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| 26 | }
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| 27 | }
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| 28 |
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| 29 |
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[15972] | 30 | //create the temp folder
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| 31 | cout << "Creating temp directory..." << endl;
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| 32 | succeeded = ( 0 == system( ("mkdir " + tempdir).c_str() ) );
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| 33 | if ( !succeeded ) {
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[19327] | 34 | cout << "Failed to create the temp directory '" << tempdir << "'. " <<
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| 35 | "Check that it does not already exist. Also check that you have write " <<
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| 36 | "permissions to '" << scratch << "', or set the environment variable TMPDIR to " <<
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| 37 | "a directory where you do have write permissions." <<
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| 38 | endl;
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| 39 |
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[15972] | 40 | cout << "Exiting" << endl;
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| 41 | return 1;
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| 42 | }
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| 43 |
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| 44 | //extract files
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| 45 | cout << "Extracting installer jar..." << endl;
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[15976] | 46 | succeeded = extract_bundled_file( @installer.name@jar, sizeof(@installer.name@jar), (char*)jarfile.c_str(), false);
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[15972] | 47 |
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| 48 | #ifdef java_is_bundled
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[17770] | 49 | cout << "Preparing Greenstone installer..." << endl;
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[15972] | 50 | succeeded = extract_bundled_file( java, sizeof(java), (char*)javafile.c_str(), true ) && succeeded;
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| 51 | #endif
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| 52 |
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| 53 | if ( !succeeded ) {
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| 54 | cout << "Failed to extract one or more resources" << endl;
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| 55 | cout << "This installer may not have sufficient file permissions to write it to disk" << endl;
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| 56 | cout << "Or, the files may be corrupt or missing from this executable" << endl;
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| 57 | cout << "Exiting" << endl;
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| 58 | return 1;
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| 59 | }
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| 60 |
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| 61 | //change to the temp directory
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| 62 | chdir( tempdir.c_str() );
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| 63 |
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| 64 | #ifdef java_is_bundled
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[17761] | 65 | succeeded = (system( "/bin/sh -c ./@java.installer@ > /dev/null" ) == 0);
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[17763] | 66 | succeeded = succeeded && ( system( "tar -xf jre.tar" ) == 0 );
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[15972] | 67 | if ( !succeeded ) {
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| 68 | cout << "Failed to extract the bundled java archive to the temp directory" << endl;
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| 69 | cout << "You need the tar program on your PATH" << endl;
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| 70 | cout << "Exiting" << endl;
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| 71 | return 1;
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| 72 | }
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| 73 | #endif
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| 74 |
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| 75 | //check if an appropriate java is found
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[16207] | 76 | Jvm minimum; minimum.setVersionFromString( "@java.min.version@" );
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[17306] | 77 | string phint = "./@java.extracted@";
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| 78 | string hint = "";
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[16207] | 79 | Jvm foundJvm;
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[18283] | 80 | bool jvmFound = find( foundJvm, true, minimum, false, false, phint, hint, false );
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[15972] | 81 |
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| 82 | //if the jvm was not found, report not found
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| 83 | if ( !jvmFound ) {
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| 84 |
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| 85 | //did not find a good java
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| 86 | cout << "Greenstone requires java @java.min.version@ or greater." << endl;
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| 87 |
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[16207] | 88 | //tell them if java is absent or just too old
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| 89 | Jvm tmpJvm;
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[18283] | 90 | if ( find( tmpJvm, false, minimum, false, false, phint, hint, false ) ) {
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[15972] | 91 | cout << "You have java, but it is too old." << endl;
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| 92 | } else {
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| 93 | cout << "Could not find java on your system." << endl;
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[16207] | 94 | }
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[16208] | 95 |
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[15972] | 96 | cout << "Install java (@java.min.version@ or greater) and set JAVA_HOME or JRE_HOME, and try again" << endl;
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| 97 | #ifndef java_is_bundled
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| 98 | cout << "Or, download a greentsone3 installer with bundled java and use that instead of this one" << endl;
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| 99 | #endif
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| 100 |
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| 101 | //if we have found it, launch the installer
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| 102 | } else {
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| 103 |
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| 104 | cout << "Launching Installer ..." << endl;
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| 105 | int launch_exit_code = 0;
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[18877] | 106 | launch_exit_code = system( (foundJvm.getExecutable() + " -Xmx85M -jar @[email protected]" + (textMode?" text":"") ).c_str() );
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[15972] | 107 |
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| 108 | //report how it went
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| 109 | if ( launch_exit_code == 0 ) {
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| 110 | cout << "Setup complete" << endl;
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| 111 | } else {
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| 112 | cout << "The installer exited with an error" << endl;
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| 113 | cout << "Greenstone may not be correctly installed" << endl;
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| 114 | }
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| 115 |
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| 116 | }
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| 117 |
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[19027] | 118 | //change to the scratch dir for the following operation
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[19034] | 119 | chdir(scratch.c_str());
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[15972] | 120 |
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| 121 | //delete the temp files
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| 122 | cout << "Deleting the temp directory" << endl;
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| 123 | system( ("rm -rf " + tempdir).c_str() );
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| 124 |
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| 125 | return 0;
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| 126 |
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| 127 | }
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| 128 |
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| 129 | bool extract_bundled_file( const char data[], int size, char* filename, bool make_executable) {
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| 130 |
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| 131 | if ( size == 0 ) return false;
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| 132 |
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| 133 | //delete the file if it exists
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| 134 | remove( filename );
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| 135 |
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| 136 | //open the file
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| 137 | fstream binary_file( filename, ios::out|ios::binary );
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| 138 | if ( !binary_file.good() ) {
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| 139 | binary_file.close();
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| 140 | return false;
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| 141 | }
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| 142 |
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| 143 | //write the file
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| 144 | binary_file.write( data, size );
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| 145 | if ( !binary_file.good() ) {
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| 146 | binary_file.close();
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| 147 | return false;
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| 148 | }
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| 149 |
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| 150 | //close the file
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| 151 | binary_file.close();
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| 152 | if ( !binary_file.good() ) {
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| 153 | binary_file.close();
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| 154 | return false;
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| 155 | }
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| 156 |
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| 157 | if ( make_executable ) {
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| 158 | string command = "chmod a+x " + string(filename);
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| 159 | system( command.c_str() );
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| 160 | }
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| 161 |
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| 162 | return true;
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| 163 |
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| 164 | }
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