The new and improved mkCTM. Learning from this experience it has been

improved on a couple of accounts.  Amongst these are "damage control"
more than 100 files removed and it will bail out...
This commit is contained in:
Poul-Henning Kamp 1995-02-20 03:03:02 +00:00
parent 9b1fd0e50e
commit 97074d779f
4 changed files with 288 additions and 190 deletions

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@ -1,11 +1,6 @@
#!/usr/local/bin/tclsh
set CTMname cvs-cur
set CTMref /u1/CVS-FreeBSD
set CTMdest /u4/ftp/pub/CTM
set CTMprefix .
set CTMdont {.*\.core$|^/CVSROOT/history.*$|^/src/secure|^/src/eBones|^/sup/}
set CTMcopy /u1/CTM/$CTMname
set CTMtmp /u1/CTM/tmp/_tmp_$CTMname
set CTMdate [exec date -u +%Y%m%d%H%M%SZ]
set CTMref /home/ncvs
set CTMdest $CTMSW/../CTM-priv/$CTMname
set CTMdont {\.core$|^/CVSROOT/history.*$|^/src/secure|^/src/eBones|^/src/kerberosIV}

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@ -0,0 +1,6 @@
#!/usr/local/bin/tclsh
set CTMname ports-cur
set CTMref /usr/ports
set CTMdont {\.core$|/CVS$|/CVS/|^/distfiles}

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@ -1,12 +1,6 @@
#!/usr/local/bin/tclsh
set CTMname src-cur
set CTMref /u4/ftp/pub/FreeBSD/SRC-current/src
set CTMdest /u4/ftp/pub/CTM
set CTMprefix .
set CTMdont {.*\.core$|/CVS$|/CVS/Entries$|/CVS/Repository$|^secure|^eBones}
set CTMmail ctm-src-cur@freebsd.org
set CTMcopy /u1/CTM/$CTMname
set CTMtmp /u1/CTM/tmp/_tmp_$CTMname
set CTMdate [exec date -u +%Y%m%d%H%M%SZ]
set CTMref /usr/src
set CTMdont {\.core$|/CVS$|/CVS/|^/secure|^/eBones}
#set CTMmail ctm-src-cur@freebsd.org

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@ -1,216 +1,319 @@
#!/usr/local/bin/tclsh
#!/usr/local/bin/tcl
set CTMignoreCVS 0
set CTMapply 1
set CTMdont {^///}
set CTMmail {}
set CTMsuff {}
source $argv
cd /u1/CTM/SW
set tmp $CTMtmp
set dd $CTMdest
set d1 $CTMcopy
set d2 $CTMref
set foo $CTMdate
set foo $CTMprefix
set foo $CTMname
if { "$d1" != "" } {
####
# Find CTM#
for {set i 0} {1} {incr i} {
if {[file exists [format "%s/$CTMname.%04d" $dd $i]]} continue
if {[file exists [format "%s/$CTMname.%04d.gz" $dd $i]]} continue
break
}
set CTMnbr $i
set fo [open $d2/.ctm_status w]
puts $fo "$CTMname $CTMnbr"
close $fo
puts "Doing CTMname $CTMname CTMnbr $CTMnbr CTMdate $CTMdate"
exec sh -x -c "rm -f ${tmp}.*" >&@ stdout
set f1 [open "| ./ctm_scan $d1"]
# set this to minus one, to compensate for .ctm_status
set changes -1
} else {
set CTMnbr [lindex [exec cat $d2/.ctm_status] 1]
puts "Doing CTMname $CTMname CTMnbr $CTMnbr CTMdate $CTMdate"
exec sh -x -c "rm -f ${tmp}.*" >&@ stdout
set f1 [open /dev/null]
set changes 0
}
set f2 [open "| ./ctm_scan $d2"]
set fo_del [open $tmp.del w]
set fo_rmdir [open $tmp.rmdir w]
set fo_mkdir [open $tmp.mkdir w]
set fo_files [open $tmp.files w]
#####
#############################################################################
### Add something
#############################################################################
# Type Name Mode User Group Barf Size Hash
proc CTMadd {t n m u g b s h} {
global fo_files fo_mkdir changes d2
global fo_files fo_mkdir changes CTMref
puts stderr "A $b $t $n"
incr changes
if {$t == "d"} {
puts $fo_mkdir "CTMDM $n $u $g $m"
incr changes
return
} elseif {$t == "f"} {
puts $fo_files "CTMFM $n $u $g $m $h $s"
flush $fo_files
exec cat $CTMref/$n >@ $fo_files
puts $fo_files ""
} else {
puts "confused in CTMadd"
exit 0
}
puts $fo_files "CTMFM $n $u $g $m $h $s"
flush $fo_files
exec cat $d2/$n >@ $fo_files
puts $fo_files ""
incr changes
return
}
#############################################################################
### Delete something
#############################################################################
# Type Name Mode User Group Barf Size Hash
proc CTMdel {t n m u g b s h} {
global fo_del fo_rmdir changes
global fo_del fo_rmdir changes damage max_damage
puts stderr "D $b $t $n"
incr damage
incr changes
if {$damage > $max_damage} {
puts "Too much damage"
exit 0
}
if {$t == "d"} {
puts $fo_rmdir "CTMDR $n"
incr changes
return
} elseif {$t == "f"} {
puts $fo_del "CTMFR $n $h"
} else {
puts "confused in CTMdel"
exit 0
}
puts $fo_del "CTMFR $n $h"
incr changes
return
}
#############################################################################
### Change something
#############################################################################
# Type Name Mode User Group Barf Size Hash
proc CTMchg {t1 n1 m1 u1 g1 b1 s1 h1 t2 n2 m2 u2 g2 b2 s2 h2} {
global fo_files d2 d1 changes
if {$t1 == "d" && $t2 == "d"} {
return
}
if {$t1 == "d" || $t2 == "d"} {
global fo_files CTMref CTMcopy changes damage CTMscratch
# Ignore attribute changes for directories
if {$t1 == "d" && $t2 == "d"} return
# turn file into dir or vice versa...
if {$t1 != $t2} {
CTMdel $t1 $n1 $m1 $u1 $g1 $b1 $s1 $h1
CTMadd $t2 $n2 $m2 $u2 $g2 $b2 $s2 $h2
return
}
if {"x$h1" == "x$h2" && $s1 == $s2} {
return
puts stderr "M $b1$b2 $t1$t2 $n1"
puts $fo_files "CTMFA $n2 $u2 $g2 $m2 $h2"
incr changes
return
# only files allowed past this poing...
if {$t1 != "f" && $t2 != "f"} {
puts "confused in CTMchg"
exit 0
}
# Ignore attribute changes for files
if {"x$h1" == "x$h2" && $s1 == $s2} return
if {$s2 == 0} { incr damage }
incr changes
# If diff will deal with it...
if {$b1 == "0" && $b2 == "0"} {
set i [catch "exec diff -n $d1/$n1 $d2/$n2 > tmp" j]
set s [file size tmp]
set i [catch "exec diff -n $CTMcopy/$n1 $CTMref/$n2 > $CTMscratch" j]
set s [file size $CTMscratch]
if {$s < $s2} {
puts stderr "E $b1$b2 $t1$t2 $n1"
puts $fo_files "CTMFN $n1 $u2 $g2 $m2 $h1 $h2 $s"
flush $fo_files
exec cat tmp >@ $fo_files
exec cat $CTMscratch >@ $fo_files
puts $fo_files ""
incr changes
return
}
}
}
puts stderr "R $b1$b2 $t1$t2 $n1"
puts $fo_files "CTMFS $n2 $u2 $g2 $m2 $h1 $h2 $s2"
flush $fo_files
exec cat $d2/$n2 >@ $fo_files
exec cat $CTMref/$n2 >@ $fo_files
puts $fo_files ""
incr changes
return
}
#####
set l1 ""
set l2 ""
#############################################################################
### Do we already have this delta ?
#############################################################################
proc find_delta {nbr} {
global CTMname CTMdest
if {[file exists [format "%s/$CTMname.%04d" $CTMdest $nbr]]} { return 1 }
if {[file exists [format "%s/$CTMname.%04d.gz" $CTMdest $nbr]]} { return 1 }
return 0
}
#############################################################################
### The top level code...
#############################################################################
set CTMSW /home/ctm/SW
cd $CTMSW
# Defaults...
set CTMapply 1
set CTMdont {^///}
set CTMmail {}
set CTMsuff {}
set CTMdate [exec date -u +%Y%m%d%H%M%SZ]
set CTMtmp {}
set CTMcopy {}
set CTMdest {}
set CTMprefix .
set CTMtest 0
set max_damage 100
set damage 0
set changes 0
source $argv
if {$CTMtmp == ""} {
set CTMtmp $CTMSW/../tmp/${CTMname}_${CTMsuff}
}
if {$CTMcopy == ""} {
set CTMcopy $CTMSW/../$CTMname
}
if {$CTMdest == ""} {
set CTMdest $CTMSW/../CTM-pub/$CTMname
}
set CTMscratch ${CTMtmp}.tmp
while 1 {
if { "$CTMcopy" != "" } {
set CTMnbr [lindex [exec cat $CTMcopy/.ctm_status] 1]
if {$l1 == ""} {gets $f1 l1}
if {$l2 == ""} {gets $f2 l2}
if {$l1 == "" && $l2 == ""} break
set n1 [lindex $l1 1]
set n2 [lindex $l2 1]
#if {[regexp $CTMdont /$n1]} { set l1 "" ; continue }
if {[regexp $CTMdont /$n2]} { set l2 "" ; continue }
# they're all the same...
if {$l1 == $l2} { set l1 "" ; set l2 "" ; continue }
if {$CTMignoreCVS } {
if {[regexp {/CVS/} $l1]} {set l1 ""; continue }
if {[regexp {/CVS/} $l2]} {set l2 ""; continue }
}
if {$l1 == "" } { eval CTMadd $l2 ; set l2 "" ; continue }
if {$l2 == "" } { eval CTMdel $l1 ; set l1 "" ; continue }
# if the name is the same we're safe...
if {$n1 == $n2} { eval CTMchg $l1 $l2 ; set l1 "" ; set l2 "" ; continue }
# To avoid this anomaly:
# A - d src/gnu/lib/libreadline/readline/Attic
# A 0 f src/gnu/lib/libreadline/readline/Attic/readline.h,v
# A 0 f src/gnu/lib/libreadline/readline.c,v
# D 0 f src/gnu/lib/libreadline/readline/readline.h,v
# D 0 f src/gnu/lib/libreadline/readline.c,v
# we have to make things somewhat complicated...
# if they have the same number of components...
set ll1 [llength [split $n1 /]]
set ll2 [llength [split $n2 /]]
if {$ll1 == $ll2} {
if {$n1 < $n2 } {
eval CTMdel $l1 ; set l1 "" ; continue
} else {
eval CTMadd $l2 ; set l2 "" ; continue
if {![find_delta $CTMnbr]} {
puts "$CTMname delta $CTMnbr doesn't exist..."
# exit 0
}
}
if {$ll1 < $ll2} {
eval CTMadd $l2 ; set l2 "" ; continue
incr CTMnbr
if {[find_delta $CTMnbr]} {
puts "$CTMname delta $CTMnbr does already exist..."
exit 0
}
set fo [open $CTMref/.ctm_status w]
puts $fo "$CTMname $CTMnbr"
close $fo
incr changes -1
set f1 [open "| ./ctm_scan $CTMcopy"]
} else {
eval CTMdel $l1 ; set l1 "" ; continue
set CTMnbr [lindex [exec cat $CTMref/.ctm_status] 1]
set f1 [open /dev/null]
}
puts "Doing CTMname $CTMname CTMnbr $CTMnbr CTMdate $CTMdate"
flush stdout
exec sh -c "rm -f ${CTMtmp}.* ${CTMtmp}:*" >&@ stdout
set f2 [open "| ./ctm_scan $CTMref"]
set fo_del [open $CTMtmp.del w]
set fo_rmdir [open $CTMtmp.rmdir w]
set fo_mkdir [open $CTMtmp.mkdir w]
set fo_files [open $CTMtmp.files w]
set l1 ""
set l2 ""
while 1 {
if {$l1 == ""} {gets $f1 l1}
if {$l2 == ""} {gets $f2 l2}
if {$l1 == "" && $l2 == ""} break
set n1 [lindex $l1 1]
set n2 [lindex $l2 1]
if {[regexp $CTMdont /$n1]} { set l1 "" ; continue }
if {[regexp $CTMdont /$n2]} { set l2 "" ; continue }
# they're all the same...
if {$l1 == $l2} { set l1 "" ; set l2 "" ; continue }
if {$l1 == "" } { eval CTMadd $l2 ; set l2 "" ; continue }
if {$l2 == "" } { eval CTMdel $l1 ; set l1 "" ; continue }
# if the name is the same we're safe...
if {$n1 == $n2} {
eval CTMchg $l1 $l2
set l1 ""
set l2 ""
continue
}
# To avoid this anomaly:
# A - d src/gnu/lib/libreadline/readline/Attic
# A 0 f src/gnu/lib/libreadline/readline/Attic/readline.h,v
# A 0 f src/gnu/lib/libreadline/readline.c,v
# D 0 f src/gnu/lib/libreadline/readline/readline.h,v
# D 0 f src/gnu/lib/libreadline/readline.c,v
# we have to make things somewhat complicated...
# if they have the same number of components...
set ll1 [llength [split $n1 /]]
set ll2 [llength [split $n2 /]]
if {$ll1 == $ll2} {
if {$n1 < $n2 } {
eval CTMdel $l1 ; set l1 "" ; continue
} else {
eval CTMadd $l2 ; set l2 "" ; continue
}
}
if {$ll1 < $ll2} {
eval CTMadd $l2 ; set l2 "" ; continue
} else {
eval CTMdel $l1 ; set l1 "" ; continue
}
}
close $fo_del
close $fo_rmdir
close $fo_mkdir
close $fo_files
if {$damage > $max_damage} {
puts "Too much damage: $damage deletes"
exec sh -c "rm -f ${CTMtmp}.*"
exit 0
}
if {!$changes} {
puts "no changes"
exec sh -c "rm -f ${CTMtmp}.*"
exit 0
}
exec echo CTM_BEGIN 2.0 $CTMname $CTMnbr $CTMdate $CTMprefix > $CTMtmp.begin
puts "Assembling delta"
flush stdout
set nm [format "%s.%04d%s" $CTMname $CTMnbr $CTMsuff]
set fdmd5 [open "|/sbin/md5 >> $CTMtmp.end" w]
set fdout [open "| gzip -9 > ${CTMtmp}:${nm}.gz" w]
foreach i {begin del rmdir mkdir files} {
exec cat $CTMtmp.$i >@$fdmd5
exec cat $CTMtmp.$i >@$fdout
}
puts $fdmd5 "CTM_END " nonewline
close $fdmd5 ; unset fdmd5
puts $fdout "CTM_END " nonewline
flush $fdout
exec cat $CTMtmp.end >@$fdout
close $fdout ; unset fdout
exec sh -x -c "rm -f ${CTMtmp}.*" >&@ stdout
if {$CTMtest} {
puts "testing, stopping now."
exit 0
}
if {$CTMapply} {
puts "Applying delta"
flush stdout
exec sh -e -x -c "cd $CTMcopy ; $CTMSW/ctm -v -v -v ${CTMtmp}:${nm}.gz" >&@ stdout
}
puts "Moving delta"
flush stdout
exec mv ${CTMtmp}:${nm}.gz $CTMdest/.CTMtmp_${nm}.gz >&@ stdout
exec mv $CTMdest/.CTMtmp_${nm}.gz $CTMdest/${nm}.gz >&@ stdout
if {$CTMmail != ""} {
puts "Mailing delta"
flush stdout
exec $CTMSW/ctm_smail -m 50000 -c 300000 $CTMdest/${nm}.gz $CTMmail >&@ stdout
}
# If we did an absolute delta: stop.
if {$CTMsuff != ""} break
# Make a absolute delta (!) every 100 deltas
if {$CTMnbr % 100} break
# Make an absolute delta too...
set CTMref $CTMcopy
set CTMsuff A
set CTMcopy ""
set CTMmail ""
set CTMapply 0
}
close $fo_del
close $fo_rmdir
close $fo_mkdir
close $fo_files
exec echo CTM_BEGIN 2.0 $CTMname $CTMnbr $CTMdate $CTMprefix > $tmp.begin
exec echo -n "CTM_END " >> $tmp.end
set m [exec cat $tmp.begin $tmp.del $tmp.rmdir $tmp.mkdir $tmp.files $tmp.end | /sbin/md5]
exec echo "$m" >> $tmp.end
if {!$changes} {
puts "no changes"
exec sh -c "rm -f ${tmp}.*"
exit 0
}
flush stdout
set nm [format "%s.%04d%s" $CTMname $CTMnbr $CTMsuff]
exec cat $tmp.begin $tmp.del $tmp.rmdir $tmp.mkdir $tmp.files $tmp.end \
| gzip -9 > ${tmp}:${nm}.gz
exec sh -x -c "rm -f ${tmp}.*" >&@ stdout
if {$CTMapply} {
exec sh -e -x -c "cd $CTMcopy ; /u1/CTM/SW/ctm -v -v -v ${tmp}:${nm}.gz" >&@ stdout
}
exec mv ${tmp}:${nm}.gz $dd/.tmp_${nm}.gz >&@ stdout
exec mv $dd/.tmp_${nm}.gz $dd/${nm}.gz >&@ stdout
if {$CTMmail != ""} {
exec /u1/phk/ctm_smail/ctm_smail -m 50000 -c 300000 $dd/${nm}.gz $CTMmail >&@ stdout
}
puts "done."