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[tor-commits] [thandy/master] Improve ThpDB, implement ThpPackage



commit cf45099e2196a239feedebbb2f2c6ec2f1989894
Author: Tomas Touceda <chiiph@xxxxxxxxxx>
Date:   Wed Jun 22 08:11:18 2011 -0300

    Improve ThpDB, implement ThpPackage
    
    ThpDB's insert, delete and exists seems to work as expected by now.
---
 lib/thandy/packagesys/PackageSystem.py |    2 +
 lib/thandy/packagesys/ThpPackages.py   |   75 +++++++++++++++++++++++++------
 2 files changed, 62 insertions(+), 15 deletions(-)

diff --git a/lib/thandy/packagesys/PackageSystem.py b/lib/thandy/packagesys/PackageSystem.py
index ccf5532..d1060d0 100644
--- a/lib/thandy/packagesys/PackageSystem.py
+++ b/lib/thandy/packagesys/PackageSystem.py
@@ -70,6 +70,7 @@ def getChecker(relPath, extra, defaultFormat, package):
         k,v=extra['registry_ent']
         return thandy.packagesys.ExePackages.RegistryChecker(k,v)
     elif checkType == 'thp':
+        print "Getting thp checker"
         import thandy.packagesys.ThpPackages
         return thandy.packagesys.ThpPackages.ThpChecker(
             extra['thp_name'], extra['thp_version'])
@@ -108,6 +109,7 @@ def getInstaller(relPath, extra, defaultFormat, package):
         installer = thandy.packagesys.ExePackages.CommandInstaller(
             relPath, extra['cmd_install'], extra.get('cmd_remove'))
     elif installType == 'thp':
+        print "Getting thp installer"
         import thandy.packagesys.ThpPackages
         installer = thandy.packagesys.ThpPackages.ThpInstaller(
             relPath)
diff --git a/lib/thandy/packagesys/ThpPackages.py b/lib/thandy/packagesys/ThpPackages.py
index ae86128..b87c7b4 100644
--- a/lib/thandy/packagesys/ThpPackages.py
+++ b/lib/thandy/packagesys/ThpPackages.py
@@ -2,6 +2,9 @@
 
 import logging
 import os
+import zipfile
+import tempfile
+import time
 
 import thandy.util
 import thandy.packagesys.PackageSystem as PS
@@ -11,19 +14,19 @@ json = thandy.util.importJSON()
 
 class ThpDB(object):
     def __init__(self):
-        self._thp_root = os.environ.get("THP_INSTALL_ROOT")
-        if self._thp_root is None:
-          raise Exception("There is no THP_INSTALL_ROOT variable set")
+        self._thp_db_root = os.environ.get("THP_DB_ROOT")
+        if self._thp_db_root is None:
+          raise Exception("There is no THP_DB_ROOT variable set")
 
     def insert(self, pkg):
-        thandy.util.replaceFile(os.path.join(self._thp_root,
-                                             pkg['package_name']),
-                                pkg)
+        thandy.util.replaceFile(os.path.join(self._thp_db_root, "pkg-status",
+                                             pkg['package_name'])+".json",
+                                json.dumps(pkg))
 
     def delete(self, pkg):
         try:
-          os.unlink(os.path.join(self._thp_root,
-                                 pkg['package_name']))
+          os.unlink(os.path.join(self._thp_db_root, "pkg-status",
+                                 pkg['package_name'])+".json")
         except Exception as e:
           print e
 
@@ -31,7 +34,7 @@ class ThpDB(object):
         self.insert(pkg)
 
     def exists(self, name):
-        fname = os.path.join(self._thp_root, name)
+        fname = os.path.join(self._thp_db_root, "pkg-status", name+".json")
         fexists = os.path.exists(fname)
 
         version = -1
@@ -39,7 +42,17 @@ class ThpDB(object):
             contents = open(fname, "r").read()
             metadata = json.loads(contents)
             version = metadata['package_version']
-        return exists, version
+        return fexists, version
+
+    def statusInProgress(self, pkg):
+        thandy.util.replaceFile(os.path.join(self._thp_db_root, "pkg-status",
+                                             pkg['package_name']+".status"),
+                                json.dumps({ "status" : "IN-PROGRESS" }))
+
+    def statusInstalled(self, pkg):
+        thandy.util.replaceFile(os.path.join(self._thp_db_root, "pkg-status",
+                                             pkg['package_name']+".status"),
+                                json.dumps({ "status" : "INSTALLED" }))
 
 class ThpChecker(PS.Checker):
     def __init__(self, name, version):
@@ -53,7 +66,7 @@ class ThpChecker(PS.Checker):
 
     def getInstalledVersions(self):
         versions = []
-        (exists, version) = self._db.exists(self._name):
+        (exists, version) = self._db.exists(self._name)
 
         if exists:
             versions.append(version)
@@ -64,7 +77,7 @@ class ThpChecker(PS.Checker):
         return self._version in self.getInstalledVersions()
 
 class ThpInstaller(PS.Installer):
-    def __init__(self, relPath, installCommand, removeCommand=None):
+    def __init__(self, relPath):
         PS.Installer.__init__(self, relPath)
         self._db = ThpDB()
 
@@ -72,13 +85,45 @@ class ThpInstaller(PS.Installer):
         return "ThpInstaller(%r)" %(self._relPath)
 
     def install(self):
+        print "Running thp installer", self._cacheRoot, self._relPath
         self._thp_root = os.environ.get("THP_INSTALL_ROOT")
         if self._thp_root is None:
           raise Exception("There is no THP_INSTALL_ROOT variable set")
 
+        pkg = ThpPackage(os.path.join(self._cacheRoot, self._relPath[1:]))
+        self._db.insert(pkg.getAll())
+#        self._db.delete(pkg.getAll())
+        print self._db.exists(pkg.get("package_name"))
+
 #        shutil.copytree()
 
     def remove(self):
-        if self._removeCommand:
-            raise thandy.RemoveNotSupported()
-        self._runCommand(self._removeCommand)
+        print "Running thp remover"
+
+class ThpPackage(object):
+    def __init__(self, thp_path):
+        self._thp_path = thp_path
+        self._metadata = None
+
+        self._process()
+
+    def __repr__(self):
+        print "ThpPackage(%s)" % self._thp_path
+
+    def _process(self):
+        tmpPath = tempfile.mkdtemp(suffix=str(time.time()),
+                                  prefix="thp")
+
+        thpFile = zipfile.ZipFile(self._thp_path)
+        thpFile.extractall(tmpPath)
+        contents = open(os.path.join(tmpPath, "meta", "package.json")).read()
+        self._metadata = json.loads(contents)
+
+        thandy.util.deltree(tmpPath)
+
+    def get(self, key):
+        if self._metadata:
+          return self._metadata.get(key)
+
+    def getAll(self):
+        return self._metadata



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