nginx_byprojects: use more compatible perl expression
"%ENV{foo}" does not work with older perl versions (e.g. v5.14).
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@ -38,7 +38,7 @@ my $statepath = $ENV{MUNIN_PLUGSTATE};
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my $logtail = $ENV{logtail_path} || '/usr/local/bin/logtail';
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my @loglist = grep {$_ =~ /site\./} keys(%ENV);
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my %envLogs = %ENV{@loglist};
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my %envLogs = $ENV{@loglist};
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my %logs;
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while(my($k, $v) = each %envLogs) { @logs{substr($k, 5)} = decode_json($v); }
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@ -44,7 +44,7 @@ my $statepath = $ENV{MUNIN_PLUGSTATE};
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my $logtail = $ENV{logtail_path} || '/usr/local/bin/logtail';
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my @loglist = grep {$_ =~ /site\./} keys(%ENV);
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my %envLogs = %ENV{@loglist};
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my %envLogs = $ENV{@loglist};
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my %logs;
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while(my($k, $v) = each %envLogs) { @logs{substr($k, 5)} = decode_json($v); }
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@ -44,7 +44,7 @@ my $statepath = $ENV{MUNIN_PLUGSTATE};
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my $logtail = $ENV{logtail_path} || '/usr/local/bin/logtail';
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my @loglist = grep {$_ =~ /site\./} keys(%ENV);
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my %envLogs = %ENV{@loglist};
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my %envLogs = $ENV{@loglist};
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my %logs;
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while(my($k, $v) = each %envLogs) { @logs{substr($k, 5)} = decode_json($v); }
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