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authorben <ben@2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109>2002-05-31 08:24:24 +0000
committerben <ben@2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109>2002-05-31 08:24:24 +0000
commit38f302883e8e08457f9e4fd93d4ecdb6dff77de2 (patch)
treea9ae5fcea436296a433dd10f8e47668a12dccb90 /rdiff-backup
parent53fe9d2de82af972d618bc045e07599b7cfc91e1 (diff)
downloadrdiff-backup-38f302883e8e08457f9e4fd93d4ecdb6dff77de2.tar.gz
Added resuming bug fixes
git-svn-id: http://svn.savannah.nongnu.org/svn/rdiff-backup/trunk@114 2b77aa54-bcbc-44c9-a7ec-4f6cf2b41109
Diffstat (limited to 'rdiff-backup')
-rw-r--r--rdiff-backup/rdiff_backup/connection.py6
-rw-r--r--rdiff-backup/rdiff_backup/header.py4
-rw-r--r--rdiff-backup/rdiff_backup/highlevel.py17
-rw-r--r--rdiff-backup/rdiff_backup/robust.py26
-rw-r--r--rdiff-backup/rdiff_backup/selection.py2
-rw-r--r--rdiff-backup/rdiff_backup/statistics.py10
-rw-r--r--rdiff-backup/src/connection.py6
-rw-r--r--rdiff-backup/src/globals.py11
-rw-r--r--rdiff-backup/src/header.py4
-rw-r--r--rdiff-backup/src/highlevel.py17
-rwxr-xr-xrdiff-backup/src/main.py2
-rw-r--r--rdiff-backup/src/robust.py26
-rw-r--r--rdiff-backup/src/selection.py2
-rw-r--r--rdiff-backup/src/statistics.py10
14 files changed, 112 insertions, 31 deletions
diff --git a/rdiff-backup/rdiff_backup/connection.py b/rdiff-backup/rdiff_backup/connection.py
index 54cf527..a92cab8 100644
--- a/rdiff-backup/rdiff_backup/connection.py
+++ b/rdiff-backup/rdiff_backup/connection.py
@@ -338,8 +338,10 @@ class PipeConnection(LowLevelPipeConnection):
def extract_exception(self):
"""Return active exception"""
- Log("Sending back exception: \n" +
- "".join(traceback.format_tb(sys.exc_info()[2])), 2)
+ if Log.verbosity >= 5 or Log.term_verbosity >= 5:
+ Log("Sending back exception %s of type %s: \n%s" %
+ (sys.exc_info()[1], sys.exc_info()[0],
+ "".join(traceback.format_tb(sys.exc_info()[2]))), 5)
return sys.exc_info()[1]
def Server(self):
diff --git a/rdiff-backup/rdiff_backup/header.py b/rdiff-backup/rdiff_backup/header.py
index 4f27dc7..1ffdfdb 100644
--- a/rdiff-backup/rdiff_backup/header.py
+++ b/rdiff-backup/rdiff_backup/header.py
@@ -1,7 +1,7 @@
#!/usr/bin/env python
#
# rdiff-backup -- Mirror files while keeping incremental changes
-# Version 0.7.5.4 released May 29, 2002
+# Version 0.7.6 released May 31, 2002
# Copyright (C) 2001, 2002 Ben Escoto <bescoto@stanford.edu>
#
# This program is licensed under the GNU General Public License (GPL).
@@ -14,6 +14,6 @@
# bugs or have any suggestions.
from __future__ import nested_scopes, generators
-import os, stat, time, sys, getopt, re, cPickle, types, shutil, sha, marshal, traceback, popen2, tempfile, gzip, UserList, errno
+import os, stat, time, sys, getopt, re, cPickle, types, shutil, sha, marshal, traceback, popen2, tempfile, gzip, UserList, errno, signal
diff --git a/rdiff-backup/rdiff_backup/highlevel.py b/rdiff-backup/rdiff_backup/highlevel.py
index ae3fa53..c0b6b61 100644
--- a/rdiff-backup/rdiff_backup/highlevel.py
+++ b/rdiff-backup/rdiff_backup/highlevel.py
@@ -207,13 +207,18 @@ class HLDestinationStruct:
else:
iitr = IncrementITR(inc_rpath)
iitr.override_changed()
+ Globals.ITR = iitr
+ iitr.Errors = 0
return iitr
def get_MirrorITR(cls, inc_rpath):
"""Return MirrorITR, starting from state if available"""
if cls._session_info and cls._session_info.ITR:
return cls._session_info.ITR
- else: return MirrorITR(inc_rpath)
+ ITR = MirrorITR(inc_rpath)
+ Globals.ITR = ITR
+ ITR.Errors = 0
+ return ITR
def patch_and_finalize(cls, dest_rpath, diffs):
"""Apply diffs and finalize"""
@@ -244,7 +249,7 @@ class HLDestinationStruct:
collated = RORPIter.CollateIterators(diffs, cls.initial_dsiter2)
finalizer, ITR = cls.get_finalizer(), cls.get_MirrorITR(inc_rpath)
Stats.open_dir_stats_file()
- dsrp = None
+ dsrp, finished_dsrp = None, None
try:
for indexed_tuple in collated:
@@ -255,9 +260,10 @@ class HLDestinationStruct:
ITR(dsrp.index, diff_rorp, dsrp)
finalizer(dsrp.index, dsrp)
SaveState.checkpoint(ITR, finalizer, dsrp)
+ finished_dsrp = dsrp
ITR.Finish()
finalizer.Finish()
- except: cls.handle_last_error(dsrp, finalizer, ITR)
+ except: cls.handle_last_error(finished_dsrp, finalizer, ITR)
if Globals.preserve_hardlinks: Hardlink.final_writedata()
Stats.close_dir_stats_file()
@@ -269,7 +275,7 @@ class HLDestinationStruct:
collated = RORPIter.CollateIterators(diffs, cls.initial_dsiter2)
finalizer, ITR = cls.get_finalizer(), cls.get_ITR(inc_rpath)
Stats.open_dir_stats_file()
- dsrp = None
+ dsrp, finished_dsrp = None, None
try:
for indexed_tuple in collated:
@@ -281,9 +287,10 @@ class HLDestinationStruct:
ITR(index, diff_rorp, dsrp)
finalizer(index, dsrp)
SaveState.checkpoint(ITR, finalizer, dsrp)
+ finished_dsrp = dsrp
ITR.Finish()
finalizer.Finish()
- except: cls.handle_last_error(dsrp, finalizer, ITR)
+ except: cls.handle_last_error(finished_dsrp, finalizer, ITR)
if Globals.preserve_hardlinks: Hardlink.final_writedata()
Stats.close_dir_stats_file()
diff --git a/rdiff-backup/rdiff_backup/robust.py b/rdiff-backup/rdiff_backup/robust.py
index d7040dc..fe1a316 100644
--- a/rdiff-backup/rdiff_backup/robust.py
+++ b/rdiff-backup/rdiff_backup/robust.py
@@ -1,4 +1,4 @@
-import tempfile, errno
+import tempfile, errno, signal
execfile("hardlink.py")
#######################################################################
@@ -79,7 +79,7 @@ class RobustAction:
class Robust:
- """Contains various file operations made safer using tempfiles"""
+ """Contains various methods designed to make things safer"""
null_action = RobustAction(None, None, None)
def chain(*robust_action_list):
"""Return chain tying together a number of robust actions
@@ -122,9 +122,9 @@ class Robust:
final_vals.append(ra.final_func(init_val))
return final_vals
def error(exc, ran_init, init_val):
- for ra, init_val in zip(ras_with_started_inits, init_return_vals):
+ for ra, init_val in zip(ras_with_started_inits, init_vals):
ra.error_handler(exc, 1, init_val)
- for ra in ras_with_started_inits[len(init_return_vals):]:
+ for ra in ras_with_started_inits[len(init_vals):]:
ra.error_handler(exc, None, None)
return RobustAction(init, final, error)
@@ -251,6 +251,10 @@ class Robust:
'ENOTDIR', 'ENAMETOOLONG', 'EINTR', 'ENOTEMPTY',
'EIO', 'ETXTBSY', 'ESRCH', 'EINVAL'])):
Log.exception()
+ conn = Globals.backup_writer
+ if conn is not None: # increment error count
+ ITR_exists = conn.Globals.is_not_None('ITR')
+ if ITR_exists: conn.Globals.ITR.increment_stat('Errors')
if error_handler: return error_handler(exc, *args)
else:
Log.exception(1, 2)
@@ -265,9 +269,23 @@ class Robust:
dir_listing.sort()
return dir_listing
+ def signal_handler(signum, frame):
+ """This is called when signal signum is caught"""
+ raise SignalException(signum)
+
+ def install_signal_handlers():
+ """Install signal handlers on current connection"""
+ for signum in [signal.SIGQUIT, signal.SIGHUP, signal.SIGTERM]:
+ signal.signal(signum, Robust.signal_handler)
+
MakeStatic(Robust)
+class SignalException(Exception):
+ """SignalException(signum) means signal signum has been received"""
+ pass
+
+
class TracebackArchive:
"""Save last 10 caught exceptions, so they can be printed if fatal"""
_traceback_strings = []
diff --git a/rdiff-backup/rdiff_backup/selection.py b/rdiff-backup/rdiff_backup/selection.py
index c26dfab..8b87af8 100644
--- a/rdiff-backup/rdiff_backup/selection.py
+++ b/rdiff-backup/rdiff_backup/selection.py
@@ -275,7 +275,7 @@ probably isn't what you meant.""" %
if include is None: continue # later line may match
return include
- selection_function.exclude = something_excluded
+ selection_function.exclude = something_excluded or inc_default == 0
selection_function.name = "Filelist: " + filelist_name
return selection_function
diff --git a/rdiff-backup/rdiff_backup/statistics.py b/rdiff-backup/rdiff_backup/statistics.py
index 7dff7a3..7f99c31 100644
--- a/rdiff-backup/rdiff_backup/statistics.py
+++ b/rdiff-backup/rdiff_backup/statistics.py
@@ -17,8 +17,10 @@ class StatsObj:
'ChangedFiles',
'ChangedSourceSize', 'ChangedMirrorSize',
'IncrementFiles', 'IncrementFileSize')
+ stat_misc_attrs = ('Errors',)
stat_time_attrs = ('StartTime', 'EndTime', 'ElapsedTime')
- stat_attrs = ('Filename',) + stat_time_attrs + stat_file_attrs
+ stat_attrs = (('Filename',) + stat_time_attrs +
+ stat_misc_attrs + stat_file_attrs)
# Below, the second value in each pair is true iff the value
# indicates a number of bytes
@@ -50,6 +52,10 @@ class StatsObj:
"""Set attribute to given value"""
self.__dict__[attr] = value
+ def increment_stat(self, attr):
+ """Add 1 to value of attribute"""
+ self.__dict__[attr] = self.get_stat(attr) + 1
+
def get_stats_line(self, index):
"""Return one line abbreviated version of full stats string"""
file_attrs = map(lambda attr: str(self.get_stat(attr)),
@@ -95,6 +101,8 @@ class StatsObj:
self.ElapsedTime = self.EndTime - self.StartTime
timelist.append("ElapsedTime %.2f (%s)\n" %
(self.ElapsedTime, Time.inttopretty(self.ElapsedTime)))
+ if self.Errors is not None:
+ timelist.append("Errors %d\n" % self.Errors)
return "".join(timelist)
def get_filestats_string(self):
diff --git a/rdiff-backup/src/connection.py b/rdiff-backup/src/connection.py
index 54cf527..a92cab8 100644
--- a/rdiff-backup/src/connection.py
+++ b/rdiff-backup/src/connection.py
@@ -338,8 +338,10 @@ class PipeConnection(LowLevelPipeConnection):
def extract_exception(self):
"""Return active exception"""
- Log("Sending back exception: \n" +
- "".join(traceback.format_tb(sys.exc_info()[2])), 2)
+ if Log.verbosity >= 5 or Log.term_verbosity >= 5:
+ Log("Sending back exception %s of type %s: \n%s" %
+ (sys.exc_info()[1], sys.exc_info()[0],
+ "".join(traceback.format_tb(sys.exc_info()[2]))), 5)
return sys.exc_info()[1]
def Server(self):
diff --git a/rdiff-backup/src/globals.py b/rdiff-backup/src/globals.py
index a2797a4..9d81ad9 100644
--- a/rdiff-backup/src/globals.py
+++ b/rdiff-backup/src/globals.py
@@ -8,7 +8,7 @@ import re, os
class Globals:
# The current version of rdiff-backup
- version = "0.7.5.4"
+ version = "0.7.6"
# If this is set, use this value in seconds as the current time
# instead of reading it from the clock.
@@ -157,11 +157,20 @@ class Globals:
# replaced by the source and mirror Select objects respectively.
select_source, select_mirror = None, None
+ # On the backup writer connection, holds the main incrementing
+ # function. Access is provided to increment error counts.
+ ITR = None
+
def get(cls, name):
"""Return the value of something in this class"""
return cls.__dict__[name]
get = classmethod(get)
+ def is_not_None(cls, name):
+ """Returns true if value is not None"""
+ return cls.__dict__[name] is not None
+ is_not_None = classmethod(is_not_None)
+
def set(cls, name, val):
"""Set the value of something in this class
diff --git a/rdiff-backup/src/header.py b/rdiff-backup/src/header.py
index 4f27dc7..1ffdfdb 100644
--- a/rdiff-backup/src/header.py
+++ b/rdiff-backup/src/header.py
@@ -1,7 +1,7 @@
#!/usr/bin/env python
#
# rdiff-backup -- Mirror files while keeping incremental changes
-# Version 0.7.5.4 released May 29, 2002
+# Version 0.7.6 released May 31, 2002
# Copyright (C) 2001, 2002 Ben Escoto <bescoto@stanford.edu>
#
# This program is licensed under the GNU General Public License (GPL).
@@ -14,6 +14,6 @@
# bugs or have any suggestions.
from __future__ import nested_scopes, generators
-import os, stat, time, sys, getopt, re, cPickle, types, shutil, sha, marshal, traceback, popen2, tempfile, gzip, UserList, errno
+import os, stat, time, sys, getopt, re, cPickle, types, shutil, sha, marshal, traceback, popen2, tempfile, gzip, UserList, errno, signal
diff --git a/rdiff-backup/src/highlevel.py b/rdiff-backup/src/highlevel.py
index ae3fa53..c0b6b61 100644
--- a/rdiff-backup/src/highlevel.py
+++ b/rdiff-backup/src/highlevel.py
@@ -207,13 +207,18 @@ class HLDestinationStruct:
else:
iitr = IncrementITR(inc_rpath)
iitr.override_changed()
+ Globals.ITR = iitr
+ iitr.Errors = 0
return iitr
def get_MirrorITR(cls, inc_rpath):
"""Return MirrorITR, starting from state if available"""
if cls._session_info and cls._session_info.ITR:
return cls._session_info.ITR
- else: return MirrorITR(inc_rpath)
+ ITR = MirrorITR(inc_rpath)
+ Globals.ITR = ITR
+ ITR.Errors = 0
+ return ITR
def patch_and_finalize(cls, dest_rpath, diffs):
"""Apply diffs and finalize"""
@@ -244,7 +249,7 @@ class HLDestinationStruct:
collated = RORPIter.CollateIterators(diffs, cls.initial_dsiter2)
finalizer, ITR = cls.get_finalizer(), cls.get_MirrorITR(inc_rpath)
Stats.open_dir_stats_file()
- dsrp = None
+ dsrp, finished_dsrp = None, None
try:
for indexed_tuple in collated:
@@ -255,9 +260,10 @@ class HLDestinationStruct:
ITR(dsrp.index, diff_rorp, dsrp)
finalizer(dsrp.index, dsrp)
SaveState.checkpoint(ITR, finalizer, dsrp)
+ finished_dsrp = dsrp
ITR.Finish()
finalizer.Finish()
- except: cls.handle_last_error(dsrp, finalizer, ITR)
+ except: cls.handle_last_error(finished_dsrp, finalizer, ITR)
if Globals.preserve_hardlinks: Hardlink.final_writedata()
Stats.close_dir_stats_file()
@@ -269,7 +275,7 @@ class HLDestinationStruct:
collated = RORPIter.CollateIterators(diffs, cls.initial_dsiter2)
finalizer, ITR = cls.get_finalizer(), cls.get_ITR(inc_rpath)
Stats.open_dir_stats_file()
- dsrp = None
+ dsrp, finished_dsrp = None, None
try:
for indexed_tuple in collated:
@@ -281,9 +287,10 @@ class HLDestinationStruct:
ITR(index, diff_rorp, dsrp)
finalizer(index, dsrp)
SaveState.checkpoint(ITR, finalizer, dsrp)
+ finished_dsrp = dsrp
ITR.Finish()
finalizer.Finish()
- except: cls.handle_last_error(dsrp, finalizer, ITR)
+ except: cls.handle_last_error(finished_dsrp, finalizer, ITR)
if Globals.preserve_hardlinks: Hardlink.final_writedata()
Stats.close_dir_stats_file()
diff --git a/rdiff-backup/src/main.py b/rdiff-backup/src/main.py
index 6b1db51..6359450 100755
--- a/rdiff-backup/src/main.py
+++ b/rdiff-backup/src/main.py
@@ -174,6 +174,8 @@ class Main:
Globals.postset_regexp('no_compression_regexp',
Globals.no_compression_regexp_string)
+ for conn in Globals.connections: Robust.install_signal_handlers()
+
def take_action(self, rps):
"""Do whatever self.action says"""
if self.action == "server":
diff --git a/rdiff-backup/src/robust.py b/rdiff-backup/src/robust.py
index d7040dc..fe1a316 100644
--- a/rdiff-backup/src/robust.py
+++ b/rdiff-backup/src/robust.py
@@ -1,4 +1,4 @@
-import tempfile, errno
+import tempfile, errno, signal
execfile("hardlink.py")
#######################################################################
@@ -79,7 +79,7 @@ class RobustAction:
class Robust:
- """Contains various file operations made safer using tempfiles"""
+ """Contains various methods designed to make things safer"""
null_action = RobustAction(None, None, None)
def chain(*robust_action_list):
"""Return chain tying together a number of robust actions
@@ -122,9 +122,9 @@ class Robust:
final_vals.append(ra.final_func(init_val))
return final_vals
def error(exc, ran_init, init_val):
- for ra, init_val in zip(ras_with_started_inits, init_return_vals):
+ for ra, init_val in zip(ras_with_started_inits, init_vals):
ra.error_handler(exc, 1, init_val)
- for ra in ras_with_started_inits[len(init_return_vals):]:
+ for ra in ras_with_started_inits[len(init_vals):]:
ra.error_handler(exc, None, None)
return RobustAction(init, final, error)
@@ -251,6 +251,10 @@ class Robust:
'ENOTDIR', 'ENAMETOOLONG', 'EINTR', 'ENOTEMPTY',
'EIO', 'ETXTBSY', 'ESRCH', 'EINVAL'])):
Log.exception()
+ conn = Globals.backup_writer
+ if conn is not None: # increment error count
+ ITR_exists = conn.Globals.is_not_None('ITR')
+ if ITR_exists: conn.Globals.ITR.increment_stat('Errors')
if error_handler: return error_handler(exc, *args)
else:
Log.exception(1, 2)
@@ -265,9 +269,23 @@ class Robust:
dir_listing.sort()
return dir_listing
+ def signal_handler(signum, frame):
+ """This is called when signal signum is caught"""
+ raise SignalException(signum)
+
+ def install_signal_handlers():
+ """Install signal handlers on current connection"""
+ for signum in [signal.SIGQUIT, signal.SIGHUP, signal.SIGTERM]:
+ signal.signal(signum, Robust.signal_handler)
+
MakeStatic(Robust)
+class SignalException(Exception):
+ """SignalException(signum) means signal signum has been received"""
+ pass
+
+
class TracebackArchive:
"""Save last 10 caught exceptions, so they can be printed if fatal"""
_traceback_strings = []
diff --git a/rdiff-backup/src/selection.py b/rdiff-backup/src/selection.py
index c26dfab..8b87af8 100644
--- a/rdiff-backup/src/selection.py
+++ b/rdiff-backup/src/selection.py
@@ -275,7 +275,7 @@ probably isn't what you meant.""" %
if include is None: continue # later line may match
return include
- selection_function.exclude = something_excluded
+ selection_function.exclude = something_excluded or inc_default == 0
selection_function.name = "Filelist: " + filelist_name
return selection_function
diff --git a/rdiff-backup/src/statistics.py b/rdiff-backup/src/statistics.py
index 7dff7a3..7f99c31 100644
--- a/rdiff-backup/src/statistics.py
+++ b/rdiff-backup/src/statistics.py
@@ -17,8 +17,10 @@ class StatsObj:
'ChangedFiles',
'ChangedSourceSize', 'ChangedMirrorSize',
'IncrementFiles', 'IncrementFileSize')
+ stat_misc_attrs = ('Errors',)
stat_time_attrs = ('StartTime', 'EndTime', 'ElapsedTime')
- stat_attrs = ('Filename',) + stat_time_attrs + stat_file_attrs
+ stat_attrs = (('Filename',) + stat_time_attrs +
+ stat_misc_attrs + stat_file_attrs)
# Below, the second value in each pair is true iff the value
# indicates a number of bytes
@@ -50,6 +52,10 @@ class StatsObj:
"""Set attribute to given value"""
self.__dict__[attr] = value
+ def increment_stat(self, attr):
+ """Add 1 to value of attribute"""
+ self.__dict__[attr] = self.get_stat(attr) + 1
+
def get_stats_line(self, index):
"""Return one line abbreviated version of full stats string"""
file_attrs = map(lambda attr: str(self.get_stat(attr)),
@@ -95,6 +101,8 @@ class StatsObj:
self.ElapsedTime = self.EndTime - self.StartTime
timelist.append("ElapsedTime %.2f (%s)\n" %
(self.ElapsedTime, Time.inttopretty(self.ElapsedTime)))
+ if self.Errors is not None:
+ timelist.append("Errors %d\n" % self.Errors)
return "".join(timelist)
def get_filestats_string(self):