From dc7f723e5c784379e8900f9dee4efaa3f851c0fb Mon Sep 17 00:00:00 2001
From: intrigeri <intrigeri@boum.org>
Date: Tue, 12 Oct 2010 11:44:35 +0200
Subject: Remove support for duplicity < 0.4.4. Even etch-backports has a newer
 one.

---
 handlers/dup.in | 92 ++++++++++++++++++---------------------------------------
 1 file changed, 29 insertions(+), 63 deletions(-)

(limited to 'handlers/dup.in')

diff --git a/handlers/dup.in b/handlers/dup.in
index ae93898..3ffc6ab 100644
--- a/handlers/dup.in
+++ b/handlers/dup.in
@@ -2,7 +2,7 @@
 # vim: set filetype=sh sw=3 sts=3 expandtab autoindent:
 #
 # duplicity script for backupninja
-# requires duplicity
+# requires duplicity >= 0.4.4
 #
 
 getconf options
@@ -106,35 +106,14 @@ duplicity_major="`echo $duplicity_version | @AWK@ -F '.' '{print $1}'`"
 duplicity_minor="`echo $duplicity_version | @AWK@ -F '.' '{print $2}'`"
 duplicity_sub="`echo $duplicity_version | @AWK@ -F '.' '{print $3}'`"
 
-### ssh/scp/sftp options
-# 1. duplicity >= 0.4.2 needs --sftp-command
-#    (NB: sftp does not support the -l option)
-# 2. duplicity 0.4.3 to 0.4.9 replace --ssh-command with --ssh-options, which is
-#    passed to scp and sftp commands by duplicity. We don't use it: since this
-#    version does not use the ssh command anymore, we keep compatibility with
-#    our previous config files by passing $sshoptions to --scp-command and
-#    --sftp-command ourselves
-
+### ssh/scp/sftp options (duplicity < 0.4.3 is unsupported)
 scpoptions="$sshoptions"
 if [ "$bandwidthlimit" != 0 ]; then
    [ -z "$desturl" ] || warning 'The bandwidthlimit option is not used when desturl is set.'
    scpoptions="$scpoptions -l $bandwidthlimit"
 fi
-
-# < 0.4.2 : only uses ssh and scp
-if [ "$duplicity_major" -le 0 -a "$duplicity_minor" -le 4 -a "$duplicity_sub" -lt 2 ]; then
-   execstr_options="${execstr_options} --scp-command 'scp $scpoptions' --ssh-command 'ssh $sshoptions'"
-# >= 0.4.2 : also uses sftp, --sftp-command option is now supported
-else
-   sftpoptions="$sshoptions"
-   # == 0.4.2 : uses ssh, scp and sftp
-   if [ "$duplicity_major" -eq 0 -a "$duplicity_minor" -eq 4 -a "$duplicity_sub" -eq 2 ]; then
-      execstr_options="${execstr_options} --scp-command 'scp $scpoptions' --sftp-command 'sftp $sftpoptions' --ssh-command 'ssh $sshoptions'"
-   # >= 0.4.3 : uses only scp and sftp, --ssh-command option is not supported anymore
-   else
-      execstr_options="${execstr_options} --scp-command 'scp $scpoptions' --sftp-command 'sftp $sftpoptions'"
-   fi
-fi
+sftpoptions="$sshoptions"
+execstr_options="${execstr_options} --scp-command 'scp $scpoptions' --sftp-command 'sftp $sftpoptions'"
 
 ### Symmetric or asymmetric (public/private key pair) encryption
 if [ -n "$encryptkey" ]; then
@@ -162,12 +141,7 @@ fi
 # full backup.
 # If incremental==no, force a full backup anyway.
 if [ "$incremental" == "no" ]; then
-   # before 0.4.4, full was an option and not a command
-   if [ "$duplicity_major" -le 0 -a "$duplicity_minor" -le 4 -a "$duplicity_sub" -lt 4 ]; then
-      execstr_options="${execstr_options} --full"
-   else
-      execstr_command="full"
-   fi
+   execstr_command="full"
 else
    # we're in incremental mode
    if [ "$increments" != "keep" ]; then
@@ -210,10 +184,6 @@ if [ "$keep" != "yes" ]; then
    if [ "`echo $keep | tr -d 0-9`" == "" ]; then
       keep="${keep}D"
    fi
-   # before 0.4.4, remove-older-than was an option and not a command
-   if [ "$duplicity_major" -le 0 -a "$duplicity_minor" -le 4 -a "$duplicity_sub" -lt 4 ]; then
-      execstr_options="${execstr_options} --remove-older-than $keep"
-   fi
 fi
 
 ### Source
@@ -268,43 +238,39 @@ fi
 ### Cleanup commands (duplicity >= 0.4.4)
 
 # cleanup
-if [ "$duplicity_major" -ge 0 -a "$duplicity_minor" -ge 4 -a "$duplicity_sub" -ge 4 ]; then
-   debug "duplicity cleanup --force $execstr_options $execstr_serverpart"
+debug "duplicity cleanup --force $execstr_options $execstr_serverpart"
+if [ ! $test ]; then
+   export PASSPHRASE=$password
+   export FTP_PASSWORD=$ftp_password
+   output=`nice -n $nicelevel \
+             su -c \
+             "duplicity cleanup --force $execstr_options $execstr_serverpart 2>&1"`
+   exit_code=$?
+   if [ $exit_code -eq 0 ]; then
+      debug $output
+      info "Duplicity cleanup finished successfully."
+   else
+      debug $output
+      warning "Duplicity cleanup failed."
+   fi
+fi
+
+# remove-older-than
+if [ "$keep" != "yes" ]; then
+   debug "duplicity remove-older-than $keep --force $execstr_options $execstr_serverpart"
    if [ ! $test ]; then
       export PASSPHRASE=$password
       export FTP_PASSWORD=$ftp_password
       output=`nice -n $nicelevel \
-         su -c \
-         "duplicity cleanup --force $execstr_options $execstr_serverpart 2>&1"`
+                su -c \
+                "duplicity remove-older-than $keep --force $execstr_options $execstr_serverpart 2>&1"`
       exit_code=$?
       if [ $exit_code -eq 0 ]; then
          debug $output
-         info "Duplicity cleanup finished successfully."
+         info "Duplicity remove-older-than finished successfully."
       else
          debug $output
-         warning "Duplicity cleanup failed."
-      fi
-   fi
-fi
-
-# remove-older-than
-if [ "$keep" != "yes" ]; then
-   if [ "$duplicity_major" -ge 0 -a "$duplicity_minor" -ge 4 -a "$duplicity_sub" -ge 4 ]; then
-      debug "duplicity remove-older-than $keep --force $execstr_options $execstr_serverpart"
-      if [ ! $test ]; then
-         export PASSPHRASE=$password
-         export FTP_PASSWORD=$ftp_password
-         output=`nice -n $nicelevel \
-                   su -c \
-                      "duplicity remove-older-than $keep --force $execstr_options $execstr_serverpart 2>&1"`
-         exit_code=$?
-         if [ $exit_code -eq 0 ]; then
-            debug $output
-            info "Duplicity remove-older-than finished successfully."
-         else
-            debug $output
-            warning "Duplicity remove-older-than failed."
-         fi
+         warning "Duplicity remove-older-than failed."
       fi
    fi
 fi
-- 
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