longview: Linode metrics collector

Longview is a perl script used for sending server metrics to Linode
virtual private server hosting.

Changed files
+102
pkgs
servers
monitoring
top-level
+62
pkgs/servers/monitoring/longview/default.nix
···
+
{stdenv, fetchFromGitHub, perl, perlPackages, makeWrapper, glibc }:
+
+
stdenv.mkDerivation rec {
+
version = "1.1.5pre";
+
name = "longview-${version}";
+
+
src = fetchFromGitHub {
+
owner = "linode";
+
repo = "longview";
+
rev = "5bcc9b60896b72de2d14f046f911477c26eb70ba";
+
sha256 = "1i6va44bx2zfgbld7znf1slph0iqidlahq2xh3kd8q4lhvbrjn02";
+
};
+
+
patches =
+
[ # log to systemd journal
+
./log-stdout.patch
+
];
+
+
postPatch =
+
''
+
substituteInPlace Linode/Longview/Util.pm --replace /var/run/longview.pid /run/longview.pid
+
'';
+
+
buildInputs = [ perl makeWrapper glibc ]
+
++ (with perlPackages; [
+
LWPUserAgent
+
LWPProtocolHttps
+
MozillaCA
+
CryptSSLeay
+
IOSocketInet6
+
LinuxDistribution
+
JSONPP
+
JSON
+
LogLogLite
+
TryTiny
+
DBI
+
DBDmysql
+
]);
+
+
buildPhase = "true";
+
installPhase = ''
+
mkdir -p $out/bin $out/usr
+
mv Linode $out
+
ln -s ../Linode/Longview.pl $out/bin/longview
+
for h in syscall.h sys/syscall.h asm/unistd.h asm/unistd_32.h asm/unistd_64.h bits/wordsize.h bits/syscall.h; do
+
${perl}/bin/h2ph -d $out ${glibc}/include/$h
+
mkdir -p $out/usr/include/$(dirname $h)
+
mv $out${glibc}/include/''${h%.h}.ph $out/usr/include/$(dirname $h)
+
done
+
wrapProgram $out/Linode/Longview.pl --prefix PATH : ${perl}/bin:$out/bin \
+
--suffix PERL5LIB : $out/Linode --suffix PERL5LIB : $PERL5LIB \
+
--suffix PERL5LIB : $out --suffix INC : $out
+
'';
+
+
meta = with stdenv.lib; {
+
homepage = https://www.linode.com/longview;
+
description = "Longview collects all of your system-level metrics and sends them to Linode.";
+
license = licenses.gpl2Plus;
+
maintainers = [ maintainers.rvl ];
+
inherit version;
+
};
+
}
+38
pkgs/servers/monitoring/longview/log-stdout.patch
···
+
diff -ru longview-5bcc9b60896b72de2d14f046f911477c26eb70ba-src.orig/Linode/Longview/Logger.pm longview-5bcc9b60896b72de2d14f046f911477c26eb70ba-src/Linode/Longview/Logger.pm
+
--- longview-5bcc9b60896b72de2d14f046f911477c26eb70ba-src.orig/Linode/Longview/Logger.pm 2015-10-28 17:15:32.816515318 +0000
+
+++ longview-5bcc9b60896b72de2d14f046f911477c26eb70ba-src/Linode/Longview/Logger.pm 2015-10-28 18:00:50.760332026 +0000
+
@@ -26,9 +26,7 @@
+
my ( $self, $message ) = @_;
+
+
my $ts = strftime( '%m/%d %T', localtime );
+
- $self->{logger}->write(
+
- sprintf( '%s %s Longview[%i] - %s', $ts, uc($level), $$, $message ),
+
- $levels->{$level} );
+
+ printf( "%s %s Longview[%i] - %s\n", $ts, uc($level), $$, $message );
+
die "$message" if $level eq 'logdie';
+
};
+
}
+
@@ -37,12 +35,6 @@
+
my ( $class, $level ) = @_;
+
my $self = {};
+
+
- mkpath($LOGDIR) unless (-d $LOGDIR);
+
- $self->{logger}
+
- = Log::LogLite->new( $LOGDIR . 'longview.log', $level )
+
- or die "Couldn't create logger object: $!";
+
- $self->{logger}->template("<message>\n");
+
-
+
return bless $self, $class;
+
}
+
+
diff -ru longview-5bcc9b60896b72de2d14f046f911477c26eb70ba-src.orig/Linode/Longview/Util.pm longview-5bcc9b60896b72de2d14f046f911477c26eb70ba-src/Linode/Longview/Util.pm
+
--- longview-5bcc9b60896b72de2d14f046f911477c26eb70ba-src.orig/Linode/Longview/Util.pm 2015-10-28 17:15:32.816515318 +0000
+
+++ longview-5bcc9b60896b72de2d14f046f911477c26eb70ba-src/Linode/Longview/Util.pm 2015-10-28 19:20:30.894314658 +0000
+
@@ -225,7 +225,6 @@
+
#<<< perltidy ignore
+
chdir '/' or $logger->logdie("Can't chdir to /: $!");
+
open STDIN, '<', '/dev/null' or $logger->logdie("Can't read /dev/null: $!");
+
- open STDOUT, '>>', '/dev/null' or $logger->logdie("Can't write to /dev/null: $!");
+
open STDERR, '>>', '/dev/null' or $logger->logdie("Can't write to /dev/null: $!");
+
tie *STDERR, "Linode::Longview::STDERRLogger";
+
defined( my $pid = fork ) or $logger->logdie("Can't fork: $!");
+2
pkgs/top-level/all-packages.nix
···
logstalgia = callPackage ../tools/graphics/logstalgia {};
+
longview = callPackage ../servers/monitoring/longview { };
+
lout = callPackage ../tools/typesetting/lout { };
lrzip = callPackage ../tools/compression/lrzip { };