Add automatic git version and describe to database module

Entries in tables toolsgit and linuxgit are managed automatically using
get().
Also removing relevant configuration options which are not used anymore.

diff --git a/scripts/lcp_django/database/models.py b/scripts/lcp_django/database/models.py
index 5a6fd4c209b947f915042f9913a44ec05b9ffd6c..f964973f87d6bc792d6afadd17ff542d7b015a64 100644 (file)
--- a/scripts/lcp_django/database/models.py
+++ b/scripts/lcp_django/database/models.py
@@ -1,13 +1,35 @@
 import os
 import sys
+import subprocess
+from .settings import conf
+from .settings import sf
 from django.db import models
 
+__git_describe__ = 'git describe --always --tags --dirty'
+__git_commit__ = 'git rev-parse --verify HEAD'
+
 class ToolsGit(models.Model):
     id = models.AutoField(primary_key=True)
     git_describe = models.TextField()
     git_commit = models.TextField()
     class Meta:
         db_table = "toolsgit"
+    def get():
+        """Return ToolsGit object of current git. If no entry is in database, new
+        object is created.
+        """
+        ds = subprocess.check_output('cd ' + sf(conf.linux_sources) + ' && '
+            + __git_describe__, shell=True).decode(sys.getdefaultencoding()).strip()
+        cm = subprocess.check_output('cd ' + sf(conf.linux_sources) + ' && '
+            + __git_commit__, shell=True).decode(sys.getdefaultencoding()).strip()
+        lg = LinuxGit.objects.filter(git_describe=ds, git_commit=cm)
+        if not lg:
+            nlg = LinuxGit()
+            nlg.git_commit = cm
+            nlg.git_describe = ds
+            return nlg
+        else:
+            return lg[0]
 
 class LinuxGit(models.Model):
     id = models.AutoField(primary_key=True)
@@ -15,6 +37,23 @@ class LinuxGit(models.Model):
     git_commit = models.TextField()
     class Meta:
         db_table = "linuxgit"
+    def get():
+        """Return LinuxGIt object of current linux tree git. If no entry is in
+        database, new object is created.
+        """
+        ds = subprocess.check_output('cd ' + sf(conf.linux_sources) + ' && '
+            + __git_describe__, shell=True).decode(sys.getdefaultencoding()).strip()
+        cm = subprocess.check_output('cd ' + sf(conf.linux_sources) + ' && '
+            + __git_commit__, shell=True).decode(sys.getdefaultencoding()).strip()
+        lg = LinuxGit.objects.filter(git_describe=ds, git_commit=cm)
+        if not lg:
+            nlg = LinuxGit()
+            nlg.git_commit = cm
+            nlg.git_describe = ds
+            return nlg
+        else:
+            return lg[0]
+
 
 class Configurations(models.Model):
     id = models.AutoField(primary_key=True)