git-gui / lib / database.tclon commit Merge branch 'ws/request-pull-code-cleanup' into maint (45f28ed)
   1# git-gui object database management support
   2# Copyright (C) 2006, 2007 Shawn Pearce
   3
   4proc do_stats {} {
   5        global use_ttk NS
   6        set fd [git_read count-objects -v]
   7        while {[gets $fd line] > 0} {
   8                if {[regexp {^([^:]+): (\d+)$} $line _ name value]} {
   9                        set stats($name) $value
  10                }
  11        }
  12        close $fd
  13
  14        set packed_sz 0
  15        foreach p [glob -directory [gitdir objects pack] \
  16                -type f \
  17                -nocomplain -- *] {
  18                incr packed_sz [file size $p]
  19        }
  20        if {$packed_sz > 0} {
  21                set stats(size-pack) [expr {$packed_sz / 1024}]
  22        }
  23
  24        set w .stats_view
  25        Dialog $w
  26        wm withdraw $w
  27        wm geometry $w "+[winfo rootx .]+[winfo rooty .]"
  28
  29        ${NS}::frame $w.buttons
  30        ${NS}::button $w.buttons.close -text [mc Close] \
  31                -default active \
  32                -command [list destroy $w]
  33        ${NS}::button $w.buttons.gc -text [mc "Compress Database"] \
  34                -default normal \
  35                -command "destroy $w;do_gc"
  36        pack $w.buttons.close -side right
  37        pack $w.buttons.gc -side left
  38        pack $w.buttons -side bottom -fill x -pady 10 -padx 10
  39
  40        ${NS}::labelframe $w.stat -text [mc "Database Statistics"]
  41        foreach s {
  42                {count           {mc "Number of loose objects"}}
  43                {size            {mc "Disk space used by loose objects"} { KiB}}
  44                {in-pack         {mc "Number of packed objects"}}
  45                {packs           {mc "Number of packs"}}
  46                {size-pack       {mc "Disk space used by packed objects"} { KiB}}
  47                {prune-packable  {mc "Packed objects waiting for pruning"}}
  48                {garbage         {mc "Garbage files"}}
  49                } {
  50                set name [lindex $s 0]
  51                set label [eval [lindex $s 1]]
  52                if {[catch {set value $stats($name)}]} continue
  53                if {[llength $s] > 2} {
  54                        set value "$value[lindex $s 2]"
  55                }
  56
  57                ${NS}::label $w.stat.l_$name -text [mc "%s:" $label] -anchor w
  58                ${NS}::label $w.stat.v_$name -text $value -anchor w
  59                grid $w.stat.l_$name $w.stat.v_$name -sticky we -padx {0 5}
  60        }
  61        pack $w.stat -pady 10 -padx 10
  62
  63        bind $w <Visibility> "grab $w; focus $w.buttons.close"
  64        bind $w <Key-Escape> [list destroy $w]
  65        bind $w <Key-Return> [list destroy $w]
  66        wm title $w [mc "%s (%s): Database Statistics" [appname] [reponame]]
  67        wm deiconify $w
  68        tkwait window $w
  69}
  70
  71proc do_gc {} {
  72        set w [console::new {gc} [mc "Compressing the object database"]]
  73        console::chain $w {
  74                {exec git pack-refs --prune}
  75                {exec git reflog expire --all}
  76                {exec git repack -a -d -l}
  77                {exec git rerere gc}
  78        }
  79}
  80
  81proc do_fsck_objects {} {
  82        set w [console::new {fsck-objects} \
  83                [mc "Verifying the object database with fsck-objects"]]
  84        set cmd [list git fsck-objects]
  85        lappend cmd --full
  86        lappend cmd --cache
  87        lappend cmd --strict
  88        console::exec $w $cmd
  89}
  90
  91proc hint_gc {} {
  92        set ndirs 1
  93        set limit 8
  94        if {[is_Windows]} {
  95                set ndirs 4
  96                set limit 1
  97        }
  98
  99        set count [llength [glob \
 100                -nocomplain \
 101                -- \
 102                [gitdir objects 4\[0-[expr {$ndirs-1}]\]/*]]]
 103
 104        if {$count >= $limit * $ndirs} {
 105                set objects_current [expr {$count * 256/$ndirs}]
 106                if {[ask_popup \
 107                        [mc "This repository currently has approximately %i loose objects.
 108
 109To maintain optimal performance it is strongly recommended that you compress the database.
 110
 111Compress the database now?" $objects_current]] eq yes} {
 112                        do_gc
 113                }
 114        }
 115}