| 1 | #!/usr/bin/perl -w
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| 2 |
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| 3 | # $Id: dasscm 209 2007-07-02 16:01:28Z joergs $
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| 4 |
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| 5 | use strict;
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| 6 |
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| 7 | use Env
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| 8 | qw($DASSCM_PROD $DASSCM_REPO $USER $DASSCM_USERNAME $DASSCM_USER $DASSCM_PASSWORD);
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| 9 | use Cwd;
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| 10 | use POSIX qw/getpgrp tcgetpgrp/;
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| 11 | use Term::ReadKey;
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| 12 | use File::Basename;
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| 13 | use File::Compare;
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| 14 | use File::Copy;
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| 15 | use File::Find;
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| 16 | use File::stat;
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| 17 | use File::Path;
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| 18 | use Getopt::Long;
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| 19 |
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| 20 | #
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| 21 | # used ConfigFile instead of SmartClient::Config,
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| 22 | # because the huge amount of SmartClient dependencies
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| 23 | #use SmartClient::Config;
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| 24 | use ConfigFile;
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| 25 |
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| 26 | #####################################################################
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| 27 | #
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| 28 | # global
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| 29 | #
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| 30 |
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| 31 | my $config_file = "/etc/dasscm.conf";
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| 32 |
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| 33 | # my $config = SmartClient::Config->( $config_file );
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| 34 | my $config = ConfigFile::read_config_file($config_file);
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| 35 | my $DASSCM_LOCAL_REPOSITORY_BASE;
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| 36 | my $DASSCM_REPOSITORY_NAME;
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| 37 | my $DASSCM_SVN_REPOSITORY;
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| 38 |
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| 39 | my $SVN = "svn ";
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| 40 | my $svnOptions = "";
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| 41 | my $svnCheckoutCredentials = "";
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| 42 | my $svnPasswordCredentials = "";
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| 43 |
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| 44 | # command line options get stored in options hash
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| 45 | my %options = ();
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| 46 |
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| 47 | # subcommand, that gets executed (add, commit, ...)
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| 48 | my $command;
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| 49 |
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| 50 | my $verbose = 0;
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| 51 |
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| 52 | # stores result from status (cvscheck)
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| 53 | my %status_removedfiles = ();
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| 54 | my %status_changedfiles = ();
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| 55 |
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| 56 | #####################################################################
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| 57 | #
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| 58 | # util functions
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| 59 | #
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| 60 | sub usage()
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| 61 | {
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| 62 | print "usage: dasscm <subcommand> [options] [args]\n";
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| 63 | print "\n";
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| 64 | print "dasscm is intended to help versioning configuration files\n";
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| 65 | print "\n";
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| 66 | print "Available subcommands:\n";
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| 67 | print " init\n";
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| 68 | print " login\n";
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| 69 | print " add <filename>\n";
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| 70 | print " commit <filename>\n";
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| 71 | print " diff <filename>\n";
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| 72 | print " help <subcommand>\n";
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| 73 | print "\n";
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| 74 | print "preperation:\n";
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| 75 | print "check out the configuration repository, e.g.\n";
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| 76 | print
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| 77 | "svn checkout --no-auth-cache --username USERNAME https://dass-it.de/svn/dasscm/HOSTNAME\n";
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| 78 | print "environment variables\n", " DASSCM_REPO\n", " DASSCM_PROD¸n",
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| 79 | " DASSCM_USERNAME\n", " DASSCM_PASSWORD\n", "are evaluated.\n";
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| 80 | print "\n";
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| 81 | }
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| 82 |
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| 83 | sub check_env()
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| 84 | {
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| 85 |
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| 86 | # DASSCM_PROD
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| 87 | if ( !$DASSCM_PROD ) {
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| 88 | $DASSCM_PROD = "/";
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| 89 | }
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| 90 |
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| 91 | if ( !-d $DASSCM_PROD ) {
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| 92 | die "DASSCM_PROD ($DASSCM_PROD) is not set to a directory.\n";
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| 93 | }
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| 94 | if ($verbose) { print "DASSCM_PROD: " . $DASSCM_PROD . "\n"; }
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| 95 |
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| 96 | # DASSCM_REPOSITORY_NAME
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| 97 | if ( !$DASSCM_REPOSITORY_NAME ) {
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| 98 | die
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| 99 | "Variable DASSCM_REPOSITORY_NAME is not defined.\nIt needs to be a unique name.\nNormally the full qualified host name is used.\nUse file $config_file to configure it.\n";
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| 100 | }
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| 101 |
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| 102 | # DASSCM_REPO
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| 103 | if ( !$DASSCM_REPO ) {
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| 104 | if ( $DASSCM_LOCAL_REPOSITORY_BASE && $DASSCM_REPOSITORY_NAME ) {
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| 105 | $DASSCM_REPO =
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| 106 | $DASSCM_LOCAL_REPOSITORY_BASE . "/" . $DASSCM_REPOSITORY_NAME;
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| 107 | } else {
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| 108 | die
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| 109 | "Envirnonment variable DASSCM_REPO not set.\nSet DASSCM_REPO to the directory of the versioning system checkout for this machine.\n";
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| 110 | }
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| 111 | }
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| 112 | print "DASSCM_REPO: " . $DASSCM_REPO . "\n";
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| 113 |
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| 114 | #
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| 115 | # check if local repository directory exist (if not creating by init)
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| 116 | #
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| 117 | if ( $command ne "init" ) {
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| 118 | if ( not -d $DASSCM_REPO ) {
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| 119 | die
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| 120 | "Can't access local repository DASSCM_REPO\n($DASSCM_REPO)\nCheck configuration and execute\n dasscm init\n";
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| 121 | }
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| 122 |
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| 123 | #
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| 124 | # user settings
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| 125 | #
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| 126 |
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| 127 | # DASSCM_USER is legacy. Use DASSCM_USERNAME instead
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| 128 | if ( !$DASSCM_USERNAME ) {
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| 129 | $DASSCM_USERNAME = $DASSCM_USER;
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| 130 | }
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| 131 |
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| 132 | # user root is not allowed for checkins.
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| 133 | # if user is root, DASSCM_USER has to be set,
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| 134 | # otherwise USER can be used
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| 135 | if ( "$USER" eq "root" ) {
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| 136 | if ( ( not $DASSCM_USERNAME ) and ( $command ne "login" ) ) {
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| 137 | die
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| 138 | "Envirnonment variable DASSCM_USERNAME not set.\nSet DASSCM_USERNAME to your subversion user account.\n";
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| 139 | }
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| 140 | $svnOptions .= " --no-auth-cache ";
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| 141 | } elsif ( !$DASSCM_USERNAME ) {
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| 142 | $DASSCM_USERNAME = $USER;
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| 143 | }
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| 144 |
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| 145 | #
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| 146 | # password
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| 147 | #
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| 148 | if ($DASSCM_PASSWORD) {
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| 149 | $svnPasswordCredentials = " --password $DASSCM_PASSWORD ";
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| 150 | }
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| 151 | }
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| 152 |
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| 153 | #$svnOptions .= " --username $DASSCM_USERNAME "
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| 154 | }
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| 155 |
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| 156 | sub check_parameter(@)
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| 157 | {
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| 158 | }
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| 159 |
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| 160 | sub get_filenames(@)
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| 161 | {
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| 162 | my $filename_prod = $_[0];
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| 163 | if ( !( $filename_prod =~ m/^\// ) ) {
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| 164 | $filename_prod = cwd() . "/" . $filename_prod;
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| 165 | }
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| 166 |
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| 167 | -r $filename_prod or die "$filename_prod is not accessable";
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| 168 |
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| 169 | # TODO: dirname buggy: eg. "/etc/" is reduced to "/",
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| 170 | # "/etc" is used as filename
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| 171 | my $dirname_prod = dirname($filename_prod);
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| 172 | chdir $dirname_prod or die $!;
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| 173 | $dirname_prod = cwd();
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| 174 | my $basename = basename($filename_prod);
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| 175 |
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| 176 | print "dir: " . $dirname_prod . "\n";
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| 177 | print "fn: " . $basename . "\n";
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| 178 |
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| 179 | my $dirname_repo = $DASSCM_REPO . "/" . $dirname_prod;
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| 180 | my $filename_repo = "$dirname_repo/$basename";
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| 181 |
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| 182 | return (
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| 183 | $basename, $dirname_prod, $dirname_repo,
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| 184 | $filename_prod, $filename_repo
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| 185 | );
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| 186 | }
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| 187 |
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| 188 | #
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| 189 | # used by status
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| 190 | # checks for differences between PROD and (local) REPO
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| 191 | #
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| 192 | sub cvscheck
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| 193 | {
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| 194 | return unless -f; # keine Directories
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| 195 | return if $File::Find::dir =~ /\/CVS$/; # ignoriere CVS-Verzeichnisse
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| 196 | return
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| 197 | if $File::Find::dir =~
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| 198 | /\/\.svn/; # ignoriere Subversion Verzeichnisse (inkl. Unterverzeichnisse)
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| 199 | my $cvsworkfile = "$File::Find::dir/$_";
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| 200 |
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| 201 | # Ursprungspfad ermitteln
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| 202 | # TODO: get_filename ?
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| 203 | $cvsworkfile =~ /${DASSCM_REPO}\/(.+)/;
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| 204 | my $realfile = "/" . $1;
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| 205 |
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| 206 | # relativer Pfad zur CVS-Arbeitsdatei
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| 207 | my $relcvsworkfile = $1;
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| 208 |
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| 209 | if ( !-r $realfile ) {
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| 210 | $status_removedfiles{"$realfile"} = $cvsworkfile;
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| 211 | } else {
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| 212 | ( -r "$cvsworkfile" ) || die("Fehler: $cvsworkfile ist nicht lesbar");
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| 213 | if ( compare( $cvsworkfile, $realfile ) != 0 ) {
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| 214 |
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| 215 | # Dateien unterscheiden sich
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| 216 | #(-w $cvsworkfile) || die("failed: no Fehler: kein Schreibrecht auf $cvsworkfile");
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| 217 | # Arbeitskopie durch Kopie ersetzen
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| 218 | #copy($realfile,$cvsworkfile) || die("Fehler beim kopieren $realfile --> $cvsworkfile");
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| 219 | $status_changedfiles{"$realfile"} = $cvsworkfile;
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| 220 | }
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| 221 | }
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| 222 | }
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| 223 |
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| 224 | sub run_command
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| 225 | {
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| 226 | my $command = shift;
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| 227 |
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| 228 | #print "executing command: " . $command . "\n";
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| 229 |
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| 230 | open( RESULT, $command . ' 2>&1 |' );
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| 231 | my @result = <RESULT>;
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| 232 | close(RESULT);
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| 233 | my $retcode = $? >> 8;
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| 234 |
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| 235 | #print @result;
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| 236 | #if( $retcode ) { print "return code: " . $retcode . "\n"; }
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| 237 |
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| 238 | return ( $retcode, @result );
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| 239 | }
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| 240 |
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| 241 | sub run_interactive
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| 242 | {
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| 243 |
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| 244 | if ($verbose) {
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| 245 | print "run_interactive:" . join( " ", @_ ) . "\n";
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| 246 | }
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| 247 |
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| 248 | system(@_);
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| 249 | if ( $? == -1 ) {
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| 250 | printf "failed to execute: $!\n";
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| 251 | } elsif ( $? & 127 ) {
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| 252 | printf "child died with signal %d, %s coredump\n", ( $? & 127 ),
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| 253 | ( $? & 128 ) ? 'with' : 'without';
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| 254 | } elsif ( $? >> 8 != 0 ) {
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| 255 | printf "child exited with value %d\n", $? >> 8;
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| 256 | }
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| 257 | return ( $? >> 8 );
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| 258 | }
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| 259 |
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| 260 | sub svn_check_credentials( $$ )
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| 261 | {
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| 262 | my $username = shift;
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| 263 | my $password = shift;
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| 264 |
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| 265 | ( my $rc_update, my @result ) =
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| 266 | run_command(
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| 267 | "$SVN info --non-interactive --no-auth-cache --username $username --password $password $DASSCM_SVN_REPOSITORY"
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| 268 | );
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| 269 |
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| 270 | print @result;
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| 271 |
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| 272 | if ( $rc_update != 0 ) {
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| 273 | print @result;
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| 274 | die;
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| 275 | }
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| 276 |
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| 277 | }
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| 278 |
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| 279 | sub svn_update( ;$ )
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| 280 | {
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| 281 | my $update_path = shift || $DASSCM_REPO;
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| 282 | ( my $rc_update, my @result ) =
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| 283 | run_command("$SVN update $svnCheckoutCredentials $update_path");
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| 284 | if ( $rc_update != 0 ) {
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| 285 | print @result;
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| 286 | die;
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| 287 | }
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| 288 |
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| 289 | print @result;
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| 290 |
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| 291 | }
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| 292 |
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| 293 | #####################################################################
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| 294 | #
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| 295 | # functions
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| 296 |
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| 297 | sub help(;@)
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| 298 | {
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| 299 | if ( @_ == 0 ) {
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| 300 | usage();
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| 301 | } else {
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| 302 | print "help for @_: ...\n";
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| 303 | }
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| 304 | }
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| 305 |
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| 306 | sub login(@)
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| 307 | {
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| 308 | check_parameter( @_, 1 );
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| 309 | check_env();
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| 310 |
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| 311 | my $output_username = "";
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| 312 | if ($DASSCM_USERNAME) {
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| 313 | $output_username = " ($DASSCM_USERNAME)";
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| 314 | }
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| 315 |
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| 316 | print "Enter DASSCM user name", $output_username, ": ";
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| 317 | my $input_username = <STDIN>;
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| 318 | chomp($input_username);
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| 319 |
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| 320 | # hidden password input
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| 321 | print "Enter DASSCM user password: ";
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| 322 | ReadMode('noecho');
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| 323 | my $input_password = <STDIN>;
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| 324 | ReadMode('normal');
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| 325 | chomp($input_password);
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| 326 |
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| 327 | svn_check_credentials( $input_username, $input_password );
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| 328 |
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| 329 | #
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| 330 | # set environment variables
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| 331 | #
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| 332 | $ENV{'DASSCM_USERNAME'} = $input_username;
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| 333 | $ENV{'DASSCM_PASSWORD'} = $input_password;
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| 334 |
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| 335 | print "subversion access okay\n\n", "DASSCM_USERNAME: $input_username\n",
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| 336 | "DASSCM_PASSWORD: (hidden)\n", "DASSCM_PROD: $DASSCM_PROD\n",
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| 337 | "DASSCM_REPO: $DASSCM_REPO\n",
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| 338 | "Server Repository: $DASSCM_SVN_REPOSITORY\n", "\n", "[dasscm shell]\n\n";
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| 339 |
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| 340 | exec("bash") or die "failed to start new shell";
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| 341 | }
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| 342 |
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| 343 | sub init(@)
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| 344 | {
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| 345 | check_parameter( @_, 1 );
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| 346 | check_env();
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| 347 |
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| 348 | # update complete repository
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| 349 | my $retcode =
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| 350 | run_interactive(
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| 351 | "cd $DASSCM_LOCAL_REPOSITORY_BASE; $SVN checkout $svnCheckoutCredentials $svnOptions $DASSCM_SVN_REPOSITORY"
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| 352 | );
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| 353 | }
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| 354 |
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| 355 | #
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| 356 | # add (is used for command add and commit)
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| 357 | #
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| 358 | sub add(@)
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| 359 | {
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| 360 | check_parameter( @_, 1 );
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| 361 | check_env();
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| 362 |
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| 363 | (
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| 364 | my $basename,
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| 365 | my $dirname_prod,
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| 366 | my $dirname_repo,
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| 367 | my $filename_prod,
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| 368 | my $filename_repo
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| 369 | )
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| 370 | = get_filenames( $_[0] );
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| 371 |
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| 372 | if ( $command eq "add" ) {
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| 373 | mkpath($dirname_repo);
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| 374 | }
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| 375 |
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| 376 | # update complete repository
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| 377 | my $retcode = run_interactive("$SVN update $svnOptions $DASSCM_REPO");
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| 378 |
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| 379 | copy( $filename_prod, $filename_repo ) or die $!;
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| 380 |
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| 381 | if ( $command eq "add" ) {
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| 382 |
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| 383 | # already checked in?
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| 384 | chdir($DASSCM_REPO);
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| 385 |
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| 386 | # also add the path to filename.
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| 387 | for my $dir ( split( '/', $dirname_prod ) ) {
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| 388 | if ($dir) {
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| 389 | run_command("$SVN add --non-recursive $dir");
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| 390 | chdir $dir;
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| 391 | }
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| 392 | }
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| 393 | run_command("$SVN add $basename");
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| 394 | }
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| 395 |
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| 396 | if ( $options{'message'} ) {
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| 397 | $svnOptions .= " --message \"$options{'message'}\" ";
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| 398 | }
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| 399 |
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| 400 | # commit calls $EDITOR. uses "interactive" here, to display output
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| 401 | $retcode =
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| 402 | run_interactive(
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| 403 | "$SVN commit $svnOptions --username $DASSCM_USERNAME $svnPasswordCredentials $DASSCM_REPO"
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| 404 | );
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| 405 |
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| 406 | print $filename_prod. "\n";
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| 407 | print $dirname_repo. "\n";
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| 408 | }
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| 409 |
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| 410 | sub blame(@)
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| 411 | {
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| 412 | check_parameter( @_, 1 );
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| 413 | check_env();
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| 414 |
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| 415 | (
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| 416 | my $basename,
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| 417 | my $dirname_prod,
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| 418 | my $dirname_repo,
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| 419 | my $filename_prod,
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| 420 | my $filename_repo
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| 421 | )
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| 422 | = get_filenames( $_[0] );
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| 423 |
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| 424 | my $retcode = run_interactive("$SVN blame $svnOptions $filename_repo");
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| 425 | }
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| 426 |
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| 427 | sub diff(@)
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| 428 | {
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| 429 | check_parameter( @_, 1 );
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| 430 | check_env();
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| 431 |
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| 432 | (
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| 433 | my $basename,
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| 434 | my $dirname_prod,
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| 435 | my $dirname_repo,
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| 436 | my $filename_prod,
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| 437 | my $filename_repo
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| 438 | )
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| 439 | = get_filenames( $_[0] );
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| 440 |
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| 441 | #print "$basename,$dirname_prod,$dirname_repo\n";
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| 442 |
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| 443 | ( my $rc_update, my @result ) = run_command("$SVN update $filename_repo");
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| 444 | if ( $rc_update != 0 ) {
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| 445 | print @result;
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| 446 | die;
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| 447 | }
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| 448 |
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| 449 | ( my $rc_diff, my @diff ) =
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| 450 | run_command("diff $filename_repo $filename_prod");
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| 451 | print @diff;
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| 452 | }
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| 453 |
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| 454 | sub status(@)
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| 455 | {
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| 456 | check_parameter( @_, 1 );
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| 457 | check_env();
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| 458 |
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| 459 | #
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| 460 | # update local repository
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| 461 | #
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| 462 | svn_update();
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| 463 |
|
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| 464 | # TODO: start at subdirectories ?
|
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| 465 | my $cvsworkdir = $DASSCM_REPO;
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| 466 |
|
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| 467 | File::Find::find( \&cvscheck, $cvsworkdir );
|
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| 468 |
|
|---|
| 469 | # Liste der geänderten Files ausgeben, falls nicht leer
|
|---|
| 470 | # Anzahl Elemente im Hash???
|
|---|
| 471 | my @changedfiles = keys %status_changedfiles;
|
|---|
| 472 |
|
|---|
| 473 | if ( %status_changedfiles or %status_removedfiles ) {
|
|---|
| 474 | if (%status_removedfiles) {
|
|---|
| 475 | print "deleted files:\n";
|
|---|
| 476 | foreach my $key ( values %status_removedfiles ) {
|
|---|
| 477 | print "$key\n";
|
|---|
| 478 | }
|
|---|
| 479 | print "\n";
|
|---|
| 480 | }
|
|---|
| 481 |
|
|---|
| 482 | if (%status_changedfiles) {
|
|---|
| 483 | print "modified files:\n";
|
|---|
| 484 | foreach my $key ( keys %status_changedfiles ) {
|
|---|
| 485 | print "$key\n";
|
|---|
| 486 | }
|
|---|
| 487 | }
|
|---|
| 488 | } else {
|
|---|
| 489 | print "no modified files found in $cvsworkdir\n";
|
|---|
| 490 | }
|
|---|
| 491 | print "\n";
|
|---|
| 492 |
|
|---|
| 493 | }
|
|---|
| 494 |
|
|---|
| 495 | #####################################################################
|
|---|
| 496 | #
|
|---|
| 497 | # main
|
|---|
| 498 | #
|
|---|
| 499 |
|
|---|
| 500 | my $number_arguments = @ARGV;
|
|---|
| 501 |
|
|---|
| 502 | if ( $number_arguments > 0 ) {
|
|---|
| 503 |
|
|---|
| 504 | # get subcommand and remove it from @ARGV
|
|---|
| 505 | $command = $ARGV[0];
|
|---|
| 506 | shift @ARGV;
|
|---|
| 507 |
|
|---|
| 508 | $DASSCM_LOCAL_REPOSITORY_BASE = $config->{'DASSCM_LOCAL_REPOSITORY_BASE'};
|
|---|
| 509 | $DASSCM_REPOSITORY_NAME = $config->{'DASSCM_REPOSITORY_NAME'};
|
|---|
| 510 |
|
|---|
| 511 | # TODO: check variables
|
|---|
| 512 | $DASSCM_SVN_REPOSITORY =
|
|---|
| 513 | $config->{'DASSCM_SVN_REPOSITORY_BASE'} . "/" . $DASSCM_REPOSITORY_NAME;
|
|---|
| 514 |
|
|---|
| 515 | my $DASSCM_CHECKOUT_USERNAME = $config->{'DASSCM_CHECKOUT_USERNAME'};
|
|---|
| 516 | my $DASSCM_CHECKOUT_PASSWORD = $config->{'DASSCM_CHECKOUT_PASSWORD'};
|
|---|
| 517 |
|
|---|
| 518 | #
|
|---|
| 519 | # if a user is given by dasscm configuration file, we use it.
|
|---|
| 520 | # Otherwise we expect that read-only account is configured
|
|---|
| 521 | # as local subversion configuration.
|
|---|
| 522 | # If this is also not the case,
|
|---|
| 523 | # user is required to type username and password.
|
|---|
| 524 | # This will be stored as local subversion configuration thereafter.
|
|---|
| 525 | #
|
|---|
| 526 | if ( $DASSCM_CHECKOUT_USERNAME && $DASSCM_CHECKOUT_PASSWORD ) {
|
|---|
| 527 | $svnCheckoutCredentials =
|
|---|
| 528 | " --username $DASSCM_CHECKOUT_USERNAME --password $DASSCM_CHECKOUT_PASSWORD ";
|
|---|
| 529 | }
|
|---|
| 530 |
|
|---|
| 531 | # get command line options and store them in options hash
|
|---|
| 532 | my $result = GetOptions( \%options, 'message=s' );
|
|---|
| 533 |
|
|---|
| 534 | # print options
|
|---|
| 535 | foreach my $option ( keys %options ) {
|
|---|
| 536 | print $option. ": " . $options{$option} . "\n";
|
|---|
| 537 | }
|
|---|
| 538 |
|
|---|
| 539 | $_ = $command;
|
|---|
| 540 | if (m/help/i) {
|
|---|
| 541 | help(@ARGV);
|
|---|
| 542 | } elsif (m/login/i) {
|
|---|
| 543 | $command = "login";
|
|---|
| 544 | login(@ARGV);
|
|---|
| 545 | } elsif (m/init/i) {
|
|---|
| 546 | $command = "init";
|
|---|
| 547 | init(@ARGV);
|
|---|
| 548 | } elsif (m/add/i) {
|
|---|
| 549 | ## rewrite command
|
|---|
| 550 | $command = "add";
|
|---|
| 551 | add(@ARGV);
|
|---|
| 552 | } elsif (m/commit/i) {
|
|---|
| 553 | $command = "commit";
|
|---|
| 554 | add(@ARGV);
|
|---|
| 555 | } elsif (m/blame/i) {
|
|---|
| 556 | $command = "blame";
|
|---|
| 557 | blame(@ARGV);
|
|---|
| 558 | } elsif (m/diff/i) {
|
|---|
| 559 | $command = "diff";
|
|---|
| 560 | diff(@ARGV);
|
|---|
| 561 | } elsif (m/status/i) {
|
|---|
| 562 | $command = "status";
|
|---|
| 563 | status(@ARGV);
|
|---|
| 564 | } elsif (m/activate/i) {
|
|---|
| 565 | ## TODO
|
|---|
| 566 | activate(@ARGV);
|
|---|
| 567 | } else {
|
|---|
| 568 | usage();
|
|---|
| 569 | check_env();
|
|---|
| 570 | }
|
|---|
| 571 |
|
|---|
| 572 | # up
|
|---|
| 573 | # cleanup (svn-commit.tmp)
|
|---|
| 574 | # commitall
|
|---|
| 575 | # revert
|
|---|
| 576 | # status (chkconf)
|
|---|
| 577 | }
|
|---|
