[CalendarServer-changes] [3255] CalendarServer/trunk/run

[source_changes at macosforge.org]

Revision: 3255
          http://trac.macosforge.org/projects/calendarserver/changeset/3255
Author:   wsanchez at apple.com
Date:     2008-10-29 09:38:33 -0700 (Wed, 29 Oct 2008)
Log Message:
-----------
Add option to cache dependancies, so as to avoid repeated downloads.

Modified Paths:
--------------
    CalendarServer/trunk/run

Modified: CalendarServer/trunk/run
===================================================================
--- CalendarServer/trunk/run	2008-10-29 16:16:16 UTC (rev 3254)
+++ CalendarServer/trunk/run	2008-10-29 16:38:33 UTC (rev 3255)
@@ -42,6 +42,16 @@
       profile="";
       reactor="";
 
+if [ "${CALENDARSERVER_CACHE_DEPS-__NO__}" == "__NO__" ]; then
+  cache_deps="";
+else
+  if [ -z "${CALENDARSERVER_CACHE_DEPS}" ]; then
+    cache_deps="${HOME}/.calendarserver_deps";
+  else
+    cache_deps="${CALENDARSERVER_CACHE_DEPS}";
+  fi;
+fi;
+
 usage ()
 {
   program="$(basename "$0")";
@@ -235,9 +245,12 @@
 
   if "${do_run}"; then
     if [ ! -f "${config}" ]; then
+      echo "";
       echo "Missing config file: ${config}";
       echo "You might want to start by copying the test configuration:";
+      echo "";
       echo "  cp conf/caldavd-test.plist conf/caldavd-dev.plist";
+      echo "";
       exit 1;
     fi;
 
@@ -246,6 +259,7 @@
       mkdir "${wd}/logs";
     fi;
 
+    echo "";
     exec ${caldavd_wrapper_command}                   \
         "${caldav}/bin/caldavd" ${daemonize}          \
         -f "${config}"                                \
@@ -290,24 +304,41 @@
   local path="$1"; shift;
   local  url="$1"; shift;
 
-  local ext="$(echo "${url}" | sed 's|^.*\.\([^.]*\)$|\1|')";
+  if "${force_setup}" || [ ! -d "${path}" ]; then
+    local ext="$(echo "${url}" | sed 's|^.*\.\([^.]*\)$|\1|')";
 
-  case "${ext}" in
-    gz|tgz) decompress="gzip -d -c"; ;;
-    bz2)    decompress="bzip2 -d -c"; ;;
-    tar)    decompress="cat"; ;;
-    *)
-      echo "Unknown extension: ${ext}";
-      exit 1;
-      ;;
-  esac;
+    case "${ext}" in
+      gz|tgz) decompress="gzip -d -c"; ;;
+      bz2)    decompress="bzip2 -d -c"; ;;
+      tar)    decompress="cat"; ;;
+      *)
+        echo "Unknown extension: ${ext}";
+        exit 1;
+        ;;
+    esac;
 
-  if "${force_setup}" || [ ! -d "${path}" ]; then
     echo "";
-    echo "Downloading ${name}...";
+
+    if [ -n "${cache_deps}" ]; then
+      mkdir -p "${cache_deps}";
+
+      cache_file="${cache_deps}/${name}-$(echo "${url}" | md5)-$(basename "${url}")";
+
+      if [ ! -f "${cache_file}" ]; then
+	echo "Downloading ${name}...";
+	curl "${url}" -o "${cache_file}";
+      fi;
+
+      echo "Unpacking ${name} from cache...";
+      get () { cat "${cache_file}"; }
+    else
+      echo "Downloading ${name}..."; 
+      get () { curl "${url}"; }
+    fi;
+
     rm -rf "${path}";
     cd "$(dirname "${path}")";
-    curl "${url}" | ${decompress} | tar xvf -;
+    get | ${decompress} | tar -xvf -;
     apply_patches "${name}" "${path}";
     cd /;
   fi;
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