On 10/22/2012 03:47 PM, Jean Delvare wrote:
> On Mon, 15 Oct 2012 12:22:10 +0300, Adrian Sevcenco wrote:
>> Hi! Is there a way to run sensors-detect in a non-interactive way?
>> I try to enable lm_sensors on a cluster and i find no way to do it..
>> Is is possible to add switches like -y (yes all) or -d (default all) to
>> sensors detect?
>
> Proposal below. It doesn't feel too safe as random I2C adapters may
> still get probed. But it's definitely better that people trying to get
> a non-interactive sensors-detect using "yes |".
Great, thanks!
is this applied to trunk or should i apply the patch to a fresh trunk
and rebuild?
Thanks a lot!
Adrian
> sensors-detect: Introduce automatic mode
>
> Add option --auto to sensors-detect, for non-interactive use. Default
> answer is assumed to every question.
> ---
> prog/detect/sensors-detect | 61 ++++++++++++++++++++++++++++++------------
> prog/detect/sensors-detect.8 | 13 +++++++-
> 2 files changed, 55 insertions(+), 19 deletions(-)
>
> --- lm-sensors.orig/prog/detect/sensors-detect 2012-10-22 14:17:14.000000000 +0200
> +++ lm-sensors/prog/detect/sensors-detect 2012-10-22 14:37:48.115614548 +0200
> @@ -39,7 +39,8 @@ foreach ('/usr/sbin', '/usr/local/sbin',
>
> use constant NO_CACHE => 1;
> use vars qw(@pci_adapters @chip_ids @ipmi_ifs @non_hwmon_chip_ids
> - $i2c_addresses_to_scan $revision @i2c_byte_cache);
> + $i2c_addresses_to_scan $revision @i2c_byte_cache
> + $opt_auto);
>
> $revision = '$Revision: 6057 $ ($Date: 2012-06-01 17:47:27 +0200 (ven. 01 juin 2012) $)';
> $revision =~ s/\$\w+: (.*?) \$/$1/g;
> @@ -2457,6 +2458,16 @@ sub overlay_hash
> return %result;
> }
>
> +# Read answer from stdin or accept default answer automatically
> +sub read_answer
> +{
> + if ($opt_auto) {
> + print "\n";
> + return "";
> + }
> + return <STDIN>;
> +}
> +
> ###################
> # I/O PORT ACCESS #
> ###################
> @@ -3667,7 +3678,7 @@ sub scan_i2c_adapter
> "Do you want to scan it? (\%s/selectively): ",
> $default ? "YES/no" : "yes/NO";
>
> - $input = <STDIN>;
> + $input = read_answer();
> if ($input =~ /^\s*n/i
> || (!$default && $input !~ /^\s*[ys]/i)) {
> print "\n";
> @@ -3678,7 +3689,7 @@ sub scan_i2c_adapter
> print "Please enter one or more addresses not to scan. Separate them with commas.\n",
> "You can specify a range by using dashes. Example: 0x58-0x5f,0x69.\n",
> "Addresses: ";
> - $input = <STDIN>;
> + $input = read_answer();
> chomp($input);
> @not_to_scan = parse_not_to_scan(0x03, 0x77, $input);
> } elsif (($class & 0xff00) == 0x0300) {
> @@ -6632,7 +6643,7 @@ sub write_config
> printf "Do you want to \%s /etc/modprobe.d/lm_sensors.conf? (\%s): ",
> (-e '/etc/modprobe.d/lm_sensors.conf' ? 'overwrite' : 'generate'),
> ($have_modprobe_d ? 'YES/no' : 'yes/NO');
> - $_ = <STDIN>;
> + $_ = read_answer();
> if (($have_modprobe_d and not m/^\s*n/i) or m/^\s*y/i) {
> unless ($have_modprobe_d) {
> mkdir('/etc/modprobe.d', 0777)
> @@ -6656,7 +6667,7 @@ sub write_config
> printf "Do you want to \%s /etc/sysconfig/lm_sensors? (\%s): ",
> (-e '/etc/sysconfig/lm_sensors' ? 'overwrite' : 'generate'),
> ($have_sysconfig ? 'YES/no' : 'yes/NO');
> - $_ = <STDIN>;
> + $_ = read_answer();
> if (($have_sysconfig and not m/^\s*n/i) or m/^\s*y/i) {
> unless ($have_sysconfig) {
> mkdir('/etc/sysconfig', 0777)
> @@ -6757,6 +6768,10 @@ sub main
> exit 0;
> }
>
> + if (defined $ARGV[0] && $ARGV[0] eq "--auto") {
> + $opt_auto = 1;
> + }
> +
> # We won't go very far if not root
> unless ($> == 0) {
> print "You need to be root to run this script.\n";
> @@ -6784,14 +6799,21 @@ sub main
> initialize_dmi_data();
> print_dmi_summary();
> print "\n";
> - print "This program will help you determine which kernel modules you need\n",
> - "to load to use lm_sensors most effectively. It is generally safe\n",
> - "and recommended to accept the default answers to all questions,\n",
> - "unless you know what you're doing.\n\n";
> +
> + if ($opt_auto) {
> + print "Running in automatic mode, default answers to all questions\n",
> + "are assumed.\n\n";
> + } else {
> + print "This program will help you determine which kernel modules you need\n",
> + "to load to use lm_sensors most effectively. It is generally safe\n",
> + "and recommended to accept the default answers to all questions,\n",
> + "unless you know what you're doing.\n\n";
> + }
>
> print "Some south bridges, CPUs or memory controllers contain embedded sensors.\n".
> "Do you want to scan for them? This is totally safe. (YES/no): ";
> - unless (<STDIN> =~ /^\s*n/i) {
> + $input = read_answer();
> + unless ($input =~ /^\s*n/i) {
> # Load the cpuid driver if needed
> unless (-e "$sysfs_root/class/cpuid") {
> load_module("cpuid");
> @@ -6813,7 +6835,8 @@ sub main
> print "Some Super I/O chips contain embedded sensors. We have to write to\n".
> "standard I/O ports to probe them. This is usually safe.\n";
> print "Do you want to scan for Super I/O sensors? (YES/no): ";
> - unless (<STDIN> =~ /^\s*n/i) {
> + $input = read_answer();
> + unless ($input =~ /^\s*n/i) {
> initialize_ioports();
> $superio_features |= scan_superio(0x2e, 0x2f);
> $superio_features |= scan_superio(0x4e, 0x4f);
> @@ -6828,7 +6851,8 @@ sub main
> "there, we have to read from arbitrary I/O ports to probe for such\n".
> "interfaces. This is normally safe. Do you want to scan for IPMI\n".
> "interfaces? (YES/no): ";
> - unless (<STDIN> =~ /^\s*n/i) {
> + $input = read_answer();
> + unless ($input =~ /^\s*n/i) {
> if (!ipmi_from_smbios()) {
> initialize_ioports();
> scan_isa_bus(\@ipmi_ifs);
> @@ -6843,7 +6867,7 @@ sub main
> "safe though. Yes, you do have ISA I/O ports even if you do not have any\n".
> "ISA slots! Do you want to scan the ISA I/O ports? (\%s): ",
> $superio_features ? "yes/NO" : "YES/no";
> - $input = <STDIN>;
> + $input = read_answer();
> unless ($input =~ /^\s*n/i
> || ($superio_features && $input !~ /^\s*y/i)) {
> initialize_ioports();
> @@ -6859,7 +6883,8 @@ sub main
> "on some systems.\n".
> "Do you want to probe the I2C/SMBus adapters now? (YES/no): ";
>
> - unless (<STDIN> =~ /^\s*n/i) {
> + $input = read_answer();
> + unless ($input =~ /^\s*n/i) {
> adapter_pci_detection();
> load_module("i2c-dev") unless -e "$sysfs_root/class/i2c-dev";
> initialize_i2c_adapters_list();
> @@ -6895,9 +6920,11 @@ sub main
> exit;
> }
>
> - print "Now follows a summary of the probes I have just done.\n".
> - "Just press ENTER to continue: ";
> - <STDIN>;
> + print "\nNow follows a summary of the probes I have just done.\n";
> + unless ($opt_auto) {
> + print "Just press ENTER to continue: ";
> + <STDIN>;
> + }
>
> initialize_hwmon_autoloaded();
> foreach my $driver (keys %chips_detected) {
> --- lm-sensors.orig/prog/detect/sensors-detect.8 2008-12-03 16:13:14.000000000 +0100
> +++ lm-sensors/prog/detect/sensors-detect.8 2012-10-22 14:45:02.810749684 +0200
> @@ -1,9 +1,11 @@
> -.TH SENSORS-DETECT 8 "December 2008" "lm-sensors 3"
> +.TH SENSORS-DETECT 8 "October 2012" "lm-sensors 3"
> .SH NAME
> sensors-detect \- detect hardware monitoring chips
>
> .SH SYNOPSIS
> -.B sensors-detect
> +.B sensors-detect [
> +.I --auto
> +.B ]
>
> .SH DESCRIPTION
> sensors-detect is an interactive program that will walk you through the
> @@ -30,6 +32,13 @@ his/her wish. This can be useful if a gi
> hardware monitoring chip. Some vendors are known to do this, most notably
> Asus and Tyan.
>
> +.SH OPTIONS
> +.IP "--auto"
> +Run in automatic, non-interactive mode. Assume default answers to all
> +questions. Note that this isn't necessarily safe as the internal logic may
> +lead to potentially dangerous probes being attempted. See the WARNING section
> +below.
> +
> .SH WARNING
> sensors-detect needs to access the hardware for most of the chip detections.
> By definition, it doesn't know which chips are there before it manages to
>
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