5 Commits

Author SHA1 Message Date
Jay Larson
bfa1d110c4 The following changes were made
* Updated Makefile to get version from Snap.pm
  * Updated virtfs() in Snap.pm to properly check for dir with -d
2017-05-31 10:54:33 -05:00
Jay Larson
d306fe03ae The following changes were made:
* corrected issue in reinstall that prevented reinstall of package files
  * added version command
  * updated files() in Package.pm to accept both quiet and verbose options
  * added sha() to Snap.pm which will be used for verify function in future
  * corrected missing '=' in output for search() in Sources.pm
  * removed duplicate file (SRC/snapinstall)
2017-05-26 15:48:52 -05:00
Jay Larson
319401eb51 Corrected issue in assignment to $(SNAP) in Makefile.snaplinux 2017-05-22 14:46:14 -05:00
Jay Larson
4cd5b95d7e The following changes were made:
* Added snapinstall (missed on last check in)
  * Added reinstall functionality to snap
2017-05-22 14:15:38 -05:00
Jay Larson
6a9cce6b3f The following changes were made:
* removed usher
  * various cleanup in output
  * corrected issues with usher() in Package.pm, now using fork()/exec()
  * added snapinstall
  * made virtfs() more robust, will still attempt if fails
  * made strip a little more thoughtful in Makefile.snaplinux
2017-05-22 10:43:07 -05:00
10 changed files with 480 additions and 139 deletions

View File

@@ -8,17 +8,17 @@
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
DEPENDS = binutils,coreutils,gzip,perl=5.20.0,tar
DEPENDS = binutils,coreutils,gzip,perl>=5.20.0,tar
ARCH = x86_64
URL =
DESC = The Snaplinux package management system
SNAPVER = 0
ARCHIVE := ''
SRCDIR := $(PWD)/SRC/snap
PATCHDIR := $(PWD)/SRC/patches
VERSION := 0.4-0
MAKEINST = make install
VERSION := $(shell grep 'VERSION =>' SRC/snap/Snap.pm| \
sed "s/.*=> '\|',//g")-$(SNAPVER)
include /usr/share/snap/Makefile.snaplinux
@@ -29,7 +29,7 @@ $(ROOT): $(SRCDIR)/Makefile
mkdir -v $(ROOT); \
fi
@cd $(SRCDIR) && $(MAKEINST) DESTDIR=$(ROOT)
@cd $(SRCDIR) && make install DESTDIR=$(ROOT)
clean:
@rm -rvf $(ROOT) \

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@@ -1,43 +0,0 @@
#!/bin/bash
set -e
case $1 in
preinst)
exit 0
;;
postinst)
setpass=`cat ${TARGET}/etc/shadow|grep ^root|awk -F':' '{print $2}'`
if [ "$setpass" == 'SETPASS' ]; then
echo "Setting root password"
if [[ ${TARGET} ]]; then
if ! mountpoint ${TARGET}/dev; then
mount -o ro -t devtmpfs devtmpfs ${TARGET}/dev
chroot ${TARGET} passwd root
umount ${TARGET}/dev
else
chroot ${TARGET} passwd root
fi
else
passwd root
fi
fi
echo "Refreshing snap"
if [[ ${TARGET} ]]; then
chroot ${TARGET} snap refresh
else
snap refresh
fi
exit 0
;;
prerm)
exit 0
;;
postrm)
exit 0
;;
esac

View File

@@ -208,6 +208,11 @@ my $commands = {
. " separate\n\t\t\t\tdirectory/file system\n",
"\t\t\t\tProceed without prompting"
]
},
version => {
options => [],
brief => 'Display version information',
help => []
}
};

View File

@@ -5,6 +5,7 @@ dirs:
files:
install -v -m 755 snap $(DESTDIR)/usr/bin/snap
install -v -m 755 snapinstall $(DESTDIR)/usr/bin/snapinstall
install -v -m 644 Makefile.skel \
$(DESTDIR)/usr/share/snap/Makefile.skel
install -v -m 644 Makefile.snaplinux \

View File

@@ -19,7 +19,7 @@ ARCHIVE := $(PWD)/SRC/$(shell ls SRC|egrep '(bz2|gz|tar|xz)$$'|tail -1)
TYPE := $(shell file -ib $(ARCHIVE)|cut -d';' -f1|tr -d '\n')
SRCDIR := $(shell tar -tf $(ARCHIVE)|head -1|sed 's/\/.*//')
PATCHDIR := $(PWD)/SRC/patches
VERSION := $(shell echo $(SRCDIR)|egrep -o '\-[0-9].*'|sed 's/^-//')$(SNAPVER)
VERSION := $(shell echo $(SRCDIR)|egrep -o '\-[0-9].*'|sed 's/^-//')-$(SNAPVER)
include /usr/share/snap/Makefile.snaplinux

View File

@@ -13,7 +13,14 @@ PACKAGE := $(shell echo $(PWD)|sed 's/.*\///')
SNAPDIR = $(PWD)/SNAP
ROOT = $(PWD)/ROOT
SNAP = $(PACKAGE)-$(VERSION).snap
# This allows the package Makefile to override the name
# of the package file. Added for the kernel package
# though could be useful for others
ifndef SNAP
SNAP := $(PACKAGE)-$(VERSION).snap
endif
SNAPINFO = $(SNAPDIR)/snapinfo
MANIFEST = $(SNAPDIR)/manifest
USHER = $(SNAPDIR)/usher
@@ -24,7 +31,7 @@ FILES = $(SNAPDIR)/files.tar.gz
# if we find that not to be supplied we're going to
# assume that the SRCPKG is the same as the PACKAGE
ifeq ( $(SRCPKG), )
ifndef SRCPKG)
SRCPKG := $(PACKAGE)
endif
@@ -105,21 +112,22 @@ $(FILES): $(ROOT)
done; \
fi
if [ "$(PACKAGE)" != 'grub' ]; then
@find $(ROOT) -type f | while read -r file; do \
type=`file -i $$file|sed 's/.*: //'`; \
case $$type in \
*'/x-executable; charset=binary') \
strip --strip-unneeded $$file \
;; \
*'/x-object; charset=binary') \
strip --strip-unneeded $$file \
;; \
*'/x-sharedlib; charset=binary') \
strip --strip-unneeded $$file \
;; \
esac; \
done; \
fi
@find $(ROOT) -type f | while read -r file; do \
type=`file -i $$file|sed 's/.*: //'`; \
case $$type in \
*'/x-executable; charset=binary') \
echo "--strip-unneeded $$file"; \
strip --strip-unneeded $$file \
;; \
*'/x-object; charset=binary') \
echo "--strip-debug $$file"; \
strip --strip-debug $$file \
;; \
*'/x-sharedlib; charset=binary') \
echo "--strip-debug $$file"; \
strip --strip-debug $$file \
;; \
esac; \
done
@cd $(ROOT) && tar cvzf $(FILES) *

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@@ -255,7 +255,7 @@ sub depends {
} );
if ( ! $package ) {
push( @$failures, $depend );
push( @$failures, "$depend" );
next;
}
@@ -273,10 +273,9 @@ sub depends {
}
if ( @$failures ) {
print STDERR "Failed to resolve dependencies for"
. " $self->{'name'}!\n";
print STDERR "Failed to resolve dependencies\n";
Snap->error( -1, "depends(): dependencies failed: "
Snap->error( -1, "depends(): unresolved dependencies: "
. join( ",", @$failures ) );
}
@@ -318,7 +317,12 @@ sub files {
next;
}
if ( $opts->{'quiet'} ) {
if ( $opts->{'quiet'} &&
$opts->{'verbose'} ) {
push( @{$self->{'files'}}, [
$sha, $perms, $file ] );
}
elsif ( $opts->{'quiet'} ) {
push( @{$self->{'files'}},
$file );
}
@@ -368,7 +372,13 @@ sub files {
$self->{'files'} = [];
}
push( @{$self->{'files'}}, $file );
if ( $opts->{'verbose'} ) {
push( @{$self->{'files'}}, [
$sha, $perms, $file ] );
}
else {
push( @{$self->{'files'}}, $file );
}
}
elsif ( $opts->{'verbose'} ) {
print "$sha\t$perms\t$file\n";
@@ -402,7 +412,12 @@ sub install {
my $stat;
local $| = 1;
print "\e[?25lInstalling $self->{'name'}:\r";
$ENV{'VERSION'} = $self->{'version'};
if ( ! -f $self->{'path'} ) {
Snap->error( -1, "install(): $self->{'path'}:"
. " No such file or directory" );
}
if ( $self->{'path'} =~ /^https*:\/\// ) {
( my $filename = $self->{'path'} ) =~ s/.*\///;
@@ -443,13 +458,19 @@ sub install {
Snap->error( int( $! ), "rename(): $manifest: $!" );
}
print "Installing $self->{'name'}=$self->{'version'}\n";
$self->usher( 'preinst' );
print "\e[?25l\r";
eval {
my $target = Snap->TARGET || '/';
$pid = open3( \*CHLDIN, \*CHLDOUT, \*CHLDERR,
"/usr/bin/ar p $self->{'path'} files.tar.gz|"
. "tar --no-overwrite-dir -hzvxf - -C "
. Snap->TARGET );
. "tar --no-overwrite-dir --keep-directory-symlink"
. " -hzvxf - -C $target" );
} || Snap->error( int( $! ), "open3(): /usr/bin/ar: $!" );
close( CHLDIN );
@@ -481,8 +502,7 @@ sub install {
if ( $file ) {
$cnt++;
print "\e[KInstalling "
. "$self->{'name'}: $file\r";
print "\e[K$file\r";
}
}
elsif ( fileno( $fh ) == fileno( *CHLDERR ) ) {
@@ -502,6 +522,8 @@ sub install {
. " $stderr\e[?25h" );
}
print "\e[K$cnt files extracted\e[?25h\n";
if ( $oldpkg ) {
foreach ( @{$oldpkg->{'files'}} ) {
if ( -f Snap->TARGET . "/$_" ) {
@@ -548,7 +570,7 @@ sub install {
Snap->error( int( $! ), "unlink(): $manifest: $!" );
}
print "\e[KInstalling $self->{'name'}: DONE\e[?25h\n";
print "Finished installing $self->{'name'}\n";
}
sub installed {
@@ -741,7 +763,7 @@ sub usher {
my $stderr;
my $stat;
if ( ! -f $usher || $action eq 'preinst' ) {
if ( $action eq 'preinst' ) {
my $cnt = 0;
eval {
@@ -769,17 +791,16 @@ sub usher {
if ( fileno( $fh ) == fileno( *CHLDOUT ) ) {
my $line = <$fh>;
if ( ! $cnt && $line =~
/^no entry usher in archive$/ ) {
last;
}
print USHER $line;
$cnt++;
}
elsif ( fileno( $fh ) == fileno( *CHLDERR ) ) {
$stderr .= <$fh>;
if ( $stderr =~ /^no entry usher/ ) {
last;
}
}
}
}
@@ -798,6 +819,8 @@ sub usher {
if ( ! $cnt && -f $usher ) {
unlink( $usher );
return;
}
}
@@ -805,17 +828,17 @@ sub usher {
return;
}
eval {
$pid = open3( \*CHLDIN, \*CHLDOUT, \*CHLDERR,
"TARGET=" . Snap->TARGET . " $usher $action" );
} || Snap->error( int( $! ), "open3():"
. " $usher ($action): $!" );
if ( $pid = fork() ) {
waitpid( $pid, 0 );
$stat = $? >> 8;
}
else {
exec( "$usher $action" );
}
close( CHLDIN );
$sel = IO::Select->new();
$sel->add( *CHLDOUT, *CHLDERR );
$sel = IO::Select->new();
if ( $stat ) {
Snap->error( $stat, "usher(): Failed executing usher" );
}
}
############################################################

View File

@@ -23,9 +23,12 @@ our @EXPORT = qw(
human
list
listfiles
virtfs
readconf
refresh
setup
sha
sha256
target
termsize
vercmp
@@ -86,7 +89,7 @@ use constant VERFILE => eval {
}
};
use constant {
VERSION => '0.3',
VERSION => '0.8',
SNAPDIR => TARGET . '/var/lib/snap',
PKGDIR => TARGET . '/var/lib/snap/packages',
INSTDIR => TARGET . '/var/lib/snap/installed',
@@ -118,6 +121,8 @@ $0 =~ s/.*\///;
############################################################
$SIG{INT} = sub{
virtfs( 'umount' );
print "\e[?25h\n";
exit( -1 );
@@ -125,7 +130,7 @@ $SIG{INT} = sub{
############################################################
#
# Export TARGET to the environment
# Export TARGET to the environment for usher
#
############################################################
@@ -195,6 +200,8 @@ sub error {
chomp( $errstr );
print "\e[?25h\n";
print STDERR ( caller() )[1] .":\n $errstr at line "
. ( caller() )[2] . "\n";
@@ -212,6 +219,8 @@ sub error {
print "\n";
if ( $status ) {
virtfs( 'umount' );
exit( $status );
}
}
@@ -404,6 +413,26 @@ sub human {
return( $human );
}
sub ismountpoint {
my $dir = shift;
my $statA;
my $statB;
if ( ! -d $dir ) {
return( 0 );
}
$statA = ( stat( $dir ) )[0];
$statB = ( stat( "$dir/.." ) )[0];
if ( $statA == $statB ) {
return( 0 );
}
else {
return( 1 );
}
}
sub list {
my $packages = {};
my $package = {};
@@ -621,6 +650,15 @@ sub setup {
}
}
sub sha {
my $file = shift;
my $digest = eval {
Digest::SHA->new( 1 )->addfile( $file );
} || Snap->error( -1, "sha(): $file: $!\n" );
return( $digest->hexdigest );
}
### sha256() ###############################################
#
# This sub returns a hex sha256 hash of a supplied file
@@ -638,20 +676,50 @@ sub sha256 {
}
sub termsize {
require 'sys/ioctl.ph';
my $data;
my $row;
my $col;
my $row = 24;
my $col = 80;
my $sel = IO::Select->new();
my $stdout;
my $stderr;
my $stat;
my $pid;
open( TTY, "+</dev/tty" ) || Snap->error( 0, "No tty: $!" );
eval {
$pid = open3( \*CHLDIN, \*CHLDOUT, \*CHLDERR,
"stty size -F /dev/tty" );
} || return( { row => $row, col => $col } );
if ( ! ioctl( TTY, &TIOCGWINSZ, $data='' ) ) {
Snap->error( 0, "Failed to determine window size" );
close( CHLDIN );
$sel->add( *CHLDOUT, *CHLDERR );
while ( my @fhs = $sel->can_read ) {
foreach my $fh ( @fhs ) {
if ( eof( $fh ) ) {
$sel->remove( $fh );
next;
}
if ( fileno( $fh ) == fileno( *CHLDOUT ) ) {
$stdout .= <$fh>;
}
elsif ( fileno( $fh ) == fileno( *CHLDERR ) ) {
$stderr .= <$fh>;
}
}
}
close( TTY );
close( CHLDOUT );
close( CHLDERR );
( $row, $col ) = unpack( 'S4', $data );
waitpid( $pid, 0 );
$stat = $? >> 8;
if ( $stdout =~ /(\d+)\s+(\d+)/ ) {
$row = $1;
$col = $2;
}
return( { row => $row, col => $col } );
}
@@ -732,4 +800,108 @@ sub vercmp {
@A <=> @B;
}
sub virtfs {
my $command = shift;
my $virtfs = {
dev => {
fs => 'devtmpfs',
dev => 'none',
dir => TARGET . '/dev'
},
proc => {
fs => 'proc',
dev => 'none',
dir => TARGET . '/proc'
},
sys => {
fs => 'sysfs',
dev => 'none',
dir => TARGET .'/sys'
}
};
if ( ! TARGET ) {
return;
}
foreach my $fs ( sort( keys( %$virtfs ) ) ) {
my $sel;
my $cmd;
my $stdout = '';
my $stderr = '';
my $stat = 0;
my $pid;
if ( ! -d $virtfs->{$fs}{'dir'} ) {
next;
}
if ( $command eq 'mount' ) {
if ( ismountpoint( $virtfs->{$fs}{'dir'} ) ) {
next;
}
$cmd = "mount -t $virtfs->{$fs}{'fs'}"
. " $virtfs->{$fs}{'dev'}"
. " $virtfs->{$fs}{'dir'}";
}
elsif ( $command eq 'umount' ) {
if ( ! ismountpoint( $virtfs->{$fs}{'dir'} ) ) {
next;
}
$cmd = "umount $virtfs->{$fs}{'dir'}";
}
else {
Snap->error( -1, "virtfs(): $command:"
. " not a valid command" );
}
eval {
$pid = open3( \*CHLDIN, \*CHLDOUT, \*CHLDERR, $cmd );
} || Snap->error( int( $! ), "open3(): $cmd: $!" );
close( CHLDIN );
$sel = IO::Select->new();
$sel->add( *CHLDOUT, *CHLDERR );
while ( my @fhs = $sel->can_read ) {
foreach my $fh ( @fhs ) {
if ( eof( $fh ) ) {
$sel->remove( $fh );
next;
}
if ( fileno( $fh ) == fileno( *CHLDOUT ) ) {
$stdout .= <$fh>;
}
elsif ( fileno( $fh ) == fileno( *CHLDERR ) ) {
$stderr .= <$fh>;
}
}
}
close( CHLDOUT );
close( CHLDERR );
waitpid( $pid, 0 );
$stat = $? >> 8;
if ( $stat ) {
Snap->error( $stat, "Failed $command for"
. " $virtfs->{$fs}{'dir'}: $stderr" );
}
}
foreach my $fs ( sort( keys( %$virtfs ) ) ) {
if ( ! ismountpoint( $virtfs->{$fs}{'dir'} ) ) {
return( 0 );
}
}
return( 1 );
}
1;

View File

@@ -102,6 +102,7 @@ elsif ( $command eq 'install' ) {
my $string = "@ARGV";
my $packages = [];
my $bytes = 0;
my $virtfs = 0;
foreach my $attrib ( @attribs ) {
if ( $string =~ /$attrib\s*:\s*(\S+)/ ) {
@@ -291,17 +292,31 @@ elsif ( $command eq 'install' ) {
}
}
print "\n\nInstall will require " . human( $bytes )
. ". Continue? (y/n): ";
if ( $bytes < 0 ) {
print "\n\nInstall will recover " . human( -1 * $bytes )
. ". Continue? (y/n): ";
}
else {
print "\n\nInstall will require " . human( $bytes )
. ". Continue? (y/n): ";
}
chkyes();
print "\n";
foreach my $package ( @$packages ) {
if ( ! $virtfs ) {
$virtfs = virtfs( 'mount' );
}
print "\n";
$package->install( $sources );
}
if ( $virtfs ) {
virtfs( 'umount' );
}
print "\n";
}
elsif ( $command eq 'list' ) {
@@ -331,6 +346,103 @@ elsif ( $command eq 'refresh' ) {
print "\n";
}
}
elsif ( $command eq 'reinstall' ) {
my $opts = {
yes => eval {
for ( my $i = 0; $i <= $#ARGV; $i++ ) {
if ( $ARGV[$i] eq '-y' ) {
splice( @ARGV, $i, 1 );
return( 1 );
}
}
}
};
my $packages = [];
my $virtfs = 0;
$sources->readpkgs();
print "\n";
foreach my $pkgname ( @ARGV ) {
my $package;
if ( -f $pkgname ) {
$package = Snap::Package->new( $pkgname );
}
else {
$package = $sources->{'installed'}{$pkgname};
$package = $sources->search( {
name => $package->{'name'},
version => $package->{'version'},
quiet => 1
} );
}
if ( ! $package ) {
print STDERR "Package '$pkgname' not installed\n";
next;
}
if ( $package->{'path'} =~ /https*:\/\// ) {
( my $filename = $package->{'path'} ) =~ s/.*\///;
if ( ! -f Snap->PKGDIR . "/$filename" ) {
Snap->httpget( $package->{'path'},
Snap->PKGDIR . "/$filename", 0644 );
}
$package->{'path'} = Snap->PKGDIR . "/$filename";
}
push( @$packages, $package );
}
foreach my $package ( @$packages ) {
my $termsize = Snap->termsize();
my $cnt = 0;
foreach my $package ( sort { $a->{'name'} cmp $b->{'name'} }
( @$packages ) ) {
if ( ! $cnt ) {
print "The following packages will be"
. " reinstalled:\n ";
}
if ( $termsize->{'col'} - ( length(
$package->{'name'} ) + 3 ) <= 0 ) {
print "\n ";
$termsize = Snap->termsize();
}
print "$package->{'name'} ";
$termsize->{'col'} -= length( $package->{'name'} ) + 1;
$cnt++;
}
}
print "\n\nContinue? (y/n): ";
chkyes();
foreach my $package ( @$packages ) {
if ( ! $virtfs ) {
$virtfs = virtfs( 'mount' );
}
print "\n";
$package->install();
}
virtfs( 'umount' );
print "\n";
}
elsif ( $command eq 'remove' ) {
my $opts = {
nodeps => eval {
@@ -498,35 +610,6 @@ elsif ( $command eq 'search' ) {
exit -1;
}
print "\n";
}
elsif ( $command eq 'setup' ) {
my $opts = {
repo => 'core',
quiet => 1
};
my $packages;
print "\n";
if ( ! Snap->TARGET ) {
Snap->error( -1, 'A target must be specified with -t' );
}
$sources->readpkgs();
$packages = $sources->search( $opts );
for ( my $i = 0; $i <= $#$packages; $i++ ) {
if ( $packages->[$i]{'name'} eq 'snap-base' ) {
unshift( @$packages, $packages->[$i] );
splice( @$packages, $i+1, 1 );
}
}
foreach my $package ( @$packages ) {
$package->install();
}
print "\n";
}
elsif ( $command eq 'verify' ) {
@@ -536,6 +619,9 @@ elsif ( $command eq 'verify' ) {
print Dumper( $package );
}
}
elsif ( $command eq 'version' ) {
print "\n" . Snap->VERSION . "\n\n";
}
elsif ( $command ) {
print "\n";

89
SRC/snap/snapinstall Executable file
View File

@@ -0,0 +1,89 @@
#!/usr/bin/perl
use strict;
use warnings;
use Snap;
use Data::Dumper;
setup();
my $conf = readconf();
my $sources = Snap::Sources->new( $conf->{'sources'} );
my $opts = {
repo => 'core',
quiet => 1
};
my $corepkgs;
my $packages;
my $virtfs = 0;
my $prepkgs = {};
my $prelist = [ 'snap-base', 'bash', 'coreutils', 'glibc',
'libacl', 'libattr', 'libcap', 'ncurses', 'readline',
'tzdata', 'perl', 'initscripts' ];
print "\n";
if ( ! Snap->TARGET ) {
Snap->error( -1, 'A target must be specified with -t' );
}
$sources->readpkgs();
$corepkgs = $sources->search( $opts );
for ( my $i = 0; $i <= $#$corepkgs; $i++ ) {
if ( ! $opts->{'nodeps'} ) {
print "Resolving dependencies for"
. " $corepkgs->[$i]{'name'}\n";
$corepkgs->[$i]->depends( $sources, $packages );
}
else {
print "Ignoring dependencies for"
. " $corepkgs->[$i]{'name'}\n";
}
push( @$packages, $corepkgs->[$i] );
}
for ( my $i = 0; $i <= $#$packages; $i++ ) {
if ( $packages->[$i]{'path'} =~ /https*:\/\// ) {
( my $filename = $packages->[$i]{'path'} ) =~ s/.*\///;
if ( ! -f Snap->PKGDIR . "/$filename" ) {
Snap->httpget( $packages->[$i]{'path'},
Snap->PKGDIR . "/$filename", 0644 );
}
$packages->[$i]{'path'} = Snap->PKGDIR . "/$filename";
}
if ( grep( $_ eq $packages->[$i]{'name'}, @$prelist ) ) {
$prepkgs->{$packages->[$i]{'name'}} = $packages->[$i];
splice( @$packages, $i, 1 );
$i--;
}
}
foreach my $package ( @$prelist ) {
print "\n";
$prepkgs->{$package}->install();
}
foreach my $package ( @$packages ) {
if ( ! $virtfs ) {
$virtfs = virtfs( 'mount' );
}
print "\n";
$package->install();
}
virtfs( 'umount' );
print "\n";