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authorintrigeri <intrigeri@boum.org>2007-10-15 20:55:59 +0000
committerintrigeri <intrigeri@boum.org>2007-10-15 20:55:59 +0000
commitf7f20cd4af2633f2fc4d72b221a974380981d29b (patch)
treeca2eb1ab11e546ba436d3046d3069acbd59a6383 /handlers
parent5cda2e3cac6cfaf16f208d4feef208c9fc07cc9b (diff)
downloadbackupninja-f7f20cd4af2633f2fc4d72b221a974380981d29b.tar.gz
backupninja-f7f20cd4af2633f2fc4d72b221a974380981d29b.tar.bz2
Support duplicity >= 0.4.3 invocation syntax
Diffstat (limited to 'handlers')
-rw-r--r--handlers/dup.in29
1 files changed, 22 insertions, 7 deletions
diff --git a/handlers/dup.in b/handlers/dup.in
index edb43ac..9848cbc 100644
--- a/handlers/dup.in
+++ b/handlers/dup.in
@@ -70,22 +70,37 @@ fi
### COMMAND-LINE MANGLING ###
-# duplicity >= 0.4.2 needs --sftp-command (NB: sftp does not support the -l option)
duplicity_version="`duplicity --version | @AWK@ '{print $2}'`"
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 $3}'`"
-if [ "$duplicity_major" -ge 0 -a "$duplicity_minor" -ge 4 -a "$duplicity_sub" -ge 2 ]; then
- sftpoptions="$sshoptions"
-fi
+
+# 1. duplicity >= 0.4.2 needs --sftp-command (NB: sftp does not support the -l option)
+# 2. duplicity >= 0.4.3 replaces --ssh-command with --ssh-options, which:
+# - is passed to scp and sftp commands by duplicity
+# - has a special syntax we can not feed the command line with
+# so 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 $sshoptions to
+# --scp-command and --sftp-command ourselves
scpoptions="$sshoptions"
[ "$bandwidthlimit" == 0 ] || scpoptions="$scpoptions -l $bandwidthlimit"
-if [ -z "$sftpoptions" ]; then
- execstr="$options --no-print-statistics --scp-command 'scp $scpoptions' --ssh-command 'ssh $sshoptions' "
+execstr="$options --no-print-statistics "
+
+# < 0.4.2 : only uses ssh and scp
+if [ "$duplicity_major" -le 0 -a "$duplicity_minor" -le 4 -a "$duplicity_sub" -le 2 ]; then
+ execstr="$execstr --scp-command 'scp $scpoptions' --ssh-command 'ssh $sshoptions' "
+# >= 0.4.2 : also uses sftp, --sftp-command option is now supported
else
- execstr="$options --no-print-statistics --scp-command 'scp $scpoptions' --sftp-command 'sftp $sftpoptions' --ssh-command 'ssh $sshoptions' "
+ sftpoptions="$sshoptions"
+ # == 0.4.2 : uses ssh, scp and sftp
+ if [ "$duplicity_major" -eq 0 -a "$duplicity_minor" -eq 4 -a "$duplicity_sub" -eq 2 ]; then
+ execstr="$execstr --scp-command 'scp $scpoptions' --sftp-command 'sftp $sftpoptions' --ssh-command 'ssh $sshoptions' "
+ # >= 0.4.3 : uses only scp and sftp, --ssh-command option is not supported anymore
+ else
+ execstr="$execstr --scp-command 'scp $scpoptions' --sftp-command 'sftp $sftpoptions' "
+ fi
fi
# deal with symmetric or asymmetric (public/private key pair) encryption