support-files/buildsupport.sh

   1 #!/bin/bash
   2
   3 # for each file in support-rpms/*.list, extract the rpm and
   4 # keep the files from the list
   5
   6 # list of stage tar ball we need to build, this is basically
   7 # the list of stage directories
   8 ALL_STAGES='PartDisks BootstrapRPM BootLVM'
   9
  10 # new files, in each stage dir
  11 RPM_EXTRACT_DIR='rpm-extract/'
  12 KEEP_FILE_LIST='keep-files'
  13
  14 # source files, in each stage dir
  15 SOURCE_RPM_DIR='source-rpms/'
  16 EXTRA_FILES='lib-paths'
  17 CUSTOM_SCRIPT='custom.sh'
  18
  19 # destination for upload command
  20 DEST_USER='root'
  21 DEST_SERVER='yankee.cs.princeton.edu'
  22 DEST_PATH='/export0/echo/alpina/'
  23
  24
  25 build()
  26 {
  27     BUILD_STAGE=$1
  28
  29     for STAGE_DIR in $BUILD_STAGE; do
  30
  31         echo "Building $STAGE_DIR"
  32         cd $STAGE_DIR
  33
  34         STAGE_DEST_FILE="alpina-$STAGE_DIR.tar.gz"
  35
  36         for file in `ls $SOURCE_RPM_DIR/*.list`; do
  37             RPM_NAME="`basename $file list`rpm"
  38             RPM_FILE="$SOURCE_RPM_DIR/$RPM_NAME"
  39
  40             echo
  41             echo "Extracting $RPM_NAME:"
  42             extract $RPM_FILE $RPM_EXTRACT_DIR
  43
  44             echo "Files to be kept from $RPM_NAME:"
  45             for line in `cat $file`; do
  46                 echo "./$RPM_EXTRACT_DIR/$line"
  47                 echo "./$line" >> $KEEP_FILE_LIST
  48             done
  49
  50         done
  51
  52         if [[ -f $CUSTOM_SCRIPT ]]; then
  53             echo "Running stage specific script"
  54             ./$CUSTOM_SCRIPT
  55
  56             if [[ "$?" -ne 0 ]]; then
  57                 echo "Custom stage script failed, exiting."
  58                 exit 1
  59             fi
  60         fi
  61
  62         echo "Compressing files:"
  63         cd $RPM_EXTRACT_DIR
  64         tar --files-from=../$KEEP_FILE_LIST --exclude=CVS -cvzf ../../$STAGE_DEST_FILE
  65         cd ..
  66
  67         echo "Completed building $STAGE_DIR"
  68
  69         cd ..
  70
  71     done
  72 }
  73
  74 upload()
  75 {
  76     UPLOAD_STAGE=$1
  77
  78     STAGE_FILE_LIST=''
  79     for STAGE_DIR in $UPLOAD_STAGE; do
  80         STAGE_FILE_LIST="$STAGE_FILE_LIST alpina-$STAGE_DIR.tar.gz"
  81     done
  82
  83     scp $STAGE_FILE_LIST $DEST_USER@$DEST_SERVER:$DEST_PATH
  84 }
  85
  86 clean()
  87 {
  88     CLEAN_STAGE=$1
  89
  90     for STAGE_DIR in $CLEAN_STAGE; do
  91         rm -rf $STAGE_DIR/$RPM_EXTRACT_DIR
  92         rm -f $STAGE_DIR/$KEEP_FILE_LIST
  93
  94         STAGE_DEST_FILE="alpina-$STAGE_DIR.tar.gz"
  95         rm -f $STAGE_DEST_FILE
  96
  97         echo "Cleaned $STAGE_DIR"
  98     done
  99 }
 100
 101 extract()
 102 {
 103     RPM=$1
 104     DEST=$2
 105
 106     mkdir -p $DEST
 107     rpm2cpio $RPM > $DEST/out.cpio
 108     (cd $DEST && cpio -ivd < out.cpio && rm out.cpio)
 109 }
 110
 111 usage()
 112 {
 113     echo "Usage buildsupport.sh (build|upload|clean)";
 114 }
 115
 116 # find out what do do
 117 COMMAND=$1
 118 STAGE=$2
 119
 120
 121 if [[ -z "$STAGE" ]]; then
 122     # if the stage is blank, build all
 123     STAGE=$ALL_STAGES
 124 else
 125     # make sure the stage exists
 126     if [[ ! -d "$STAGE" ]]; then
 127         usage
 128         exit 1
 129     fi
 130 fi
 131
 132 case "$COMMAND" in
 133     build)   build "$STAGE";;
 134     upload)  upload "$STAGE";;
 135     clean)   clean "$STAGE";;
 136     *)       usage; exit 1;;
 137 esac