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bundle common inventory_any
# @brief Do inventory for any OS
#
# This common bundle is for any OS work not handled by specific
# bundles.
{
}
bundle agent inventory_autorun
# @brief Autorun some inventory bundles
#
# This agent bundle runs other "autorun" inventory agent bundles
# explicitly. It will use bundlesmatching() when CFEngine 3.5 and
# earlier are no longer supported.
{
methods:
!disable_inventory_cmdb::
"cmdb" usebundle => cfe_autorun_inventory_cmdb(),
handle => "cfe_internal_autorun_inventory_cmdb";
!disable_inventory_LLDP::
"LLDP" usebundle => cfe_autorun_inventory_LLDP(),
handle => "cfe_internal_autorun_inventory_LLDP";
!disable_inventory_package_refresh::
"packages_refresh" usebundle => cfe_autorun_inventory_packages(),
handle => "cfe_internal_autorun_inventory_packages";
!disable_inventory_proc::
"proc" usebundle => cfe_autorun_inventory_proc(),
handle => "cfe_internal_autorun_inventory_proc";
!disable_inventory_fstab::
"fstab" usebundle => cfe_autorun_inventory_fstab(),
handle => "cfe_internal_autorun_inventory_fstab";
!disable_inventory_mtab::
"mtab" usebundle => cfe_autorun_inventory_mtab(),
handle => "cfe_internal_autorun_inventory_mtab";
!disable_inventory_dmidecode::
"dmidecode" usebundle => cfe_autorun_inventory_dmidecode(),
handle => "cfe_internal_autorun_inventory_dmidecode";
any::
"listening ports" usebundle => cfe_autorun_inventory_listening_ports(),
handle => "cfe_internal_autorun_listening_ports";
"disk" usebundle => cfe_autorun_inventory_disk(),
handle => "cfe_internal_autorun_disk";
"memory" usebundle => cfe_autorun_inventory_memory(),
handle => "cfe_internal_autorun_memory";
"loadaverage" usebundle => cfe_autorun_inventory_loadaverage(),
handle => "cfe_internal_autorun_loadaverage";
}
bundle agent cfe_autorun_inventory_listening_ports
# @brief Inventory the listening ports
#
# This bundle uses `mon.listening_ports` and is always enabled by
# default, as it runs instantly and has no side effects.
{
vars:
"ports" slist => sort( "mon.listening_ports", "int"),
meta => { "inventory", "attribute_name=Ports listening" };
}
bundle agent cfe_autorun_inventory_disk
# @brief Inventory the disk (Enterprise only)
{
vars:
enterprise::
"free" string => "$(mon.value_diskfree)",
meta => { "inventory", "attribute_name=Disk free (%)" };
}
bundle agent cfe_autorun_inventory_memory
# @brief Inventory the memory (Enterprise only)
{
vars:
enterprise::
# due to a Windows issue this is set to 0 there for now
"total" string => ifelse("windows", "0",
$(mon.value_mem_total)),
meta => { "inventory", "attribute_name=Memory size (MB)" };
"free" string => ifelse("windows", "0",
$(mon.value_mem_free)),
meta => { "report" };
}
bundle agent cfe_autorun_inventory_loadaverage
# @brief Inventory the loadaverage (Enterprise only)
{
vars:
enterprise::
"value" string => "$(mon.value_loadavg)",
meta => { "report" };
}
bundle agent cfe_autorun_inventory_proc
# @brief Do procfs inventory
#
# This bundle will parse these /proc files: consoles, cpuinfo,
# meminfo, modules, partitions, version, vmstat. There are
# some general patterns you can follow to extend it for other /proc
# items of interest.
#
# Contributions welcome. /proc/net and /proc/sys in general are of
# wide interest, if you're looking for something fun. For instance,
# the network interfaces could be extracted here without calling
# `ifconfig`.
{
vars:
"basefiles" slist => { "consoles", "cpuinfo", "modules", "partitions", "version" };
"files[$(basefiles)]" string => "$(inventory_control.proc)/$(basefiles)";
_have_proc_consoles::
"console_count" int => readstringarrayidx("consoles",
"$(files[consoles])",
"\s*#[^\n]*",
"\s+",
500,
50000);
"console_idx" slist => getindices("consoles");
_have_proc_modules::
"module_count" int => readstringarrayidx("modules",
"$(files[modules])",
"\s*#[^\n]*",
"\s+",
2500,
250000);
"module_idx" slist => getindices("modules");
_have_proc_cpuinfo::
# this will extract all the keys in one bunch, so you won't get
# detailed info for processor 0 for example
"cpuinfo_count" int => readstringarrayidx("cpuinfo_array",
"$(files[cpuinfo])",
"\s*#[^\n]*",
"\s*:\s*",
500,
50000);
"cpuinfo_idx" slist => getindices("cpuinfo_array");
"cpuinfo[$(cpuinfo_array[$(cpuinfo_idx)][0])]" string => "$(cpuinfo_array[$(cpuinfo_idx)][1])";
"cpuinfo_keys" slist => getindices("cpuinfo");
_have_proc_partitions::
"partitions_count" int => readstringarrayidx("partitions_array",
"$(files[partitions])",
"major[^\n]*",
"\s+",
500,
50000);
"partitions_idx" slist => getindices("partitions_array");
"partitions[$(partitions_array[$(partitions_idx)][4])]" string => "$(partitions_array[$(partitions_idx)][3])";
"partitions_keys" slist => getindices("partitions");
_have_proc_version::
"version" string => readfile("$(files[version])", 2048);
classes:
"have_proc" expression => isdir($(inventory_control.proc));
have_proc::
"_have_proc_$(basefiles)"
expression => fileexists("$(files[$(basefiles)])");
_have_proc_consoles::
"have_console_$(consoles[$(console_idx)][0])"
expression => "any",
scope => "namespace";
_have_proc_modules::
"have_module_$(modules[$(module_idx)][0])"
expression => "any",
scope => "namespace";
reports:
_have_proc_consoles.verbose_mode::
"$(this.bundle): we have console $(consoles[$(console_idx)][0])";
_have_proc_modules.verbose_mode::
"$(this.bundle): we have module $(modules[$(module_idx)][0])";
_have_proc_cpuinfo.verbose_mode::
"$(this.bundle): we have cpuinfo $(cpuinfo_keys) = $(cpuinfo[$(cpuinfo_keys)])";
_have_proc_partitions.verbose_mode::
"$(this.bundle): we have partitions $(partitions_keys) with $(partitions[$(partitions_keys)]) blocks";
_have_proc_version.verbose_mode::
"$(this.bundle): we have kernel version '$(version)'";
}
bundle agent cfe_autorun_inventory_mtab
# @brief Do mtab inventory
#
# The mtab format is simple: each line looks like this format:
# `/dev/sda1 / ext4 rw,noatime,data=ordered 0 0` (in order: `DEV
# MOUNTPOINT FSTYPE OPTIONS DUMP-FREQ PASS`). Some older Unices have
# a different format and it's really not portable, so enable this only
# if you know you want it. It's very handy if you want to check if a
# file system is mounted.
{
vars:
have_mtab::
"mount_count" int => readstringarrayidx("mounts",
$(inventory_control.mtab),
"\s*#[^\n]*",
"\s+",
500,
50000);
"idx" slist => getindices("mounts");
classes:
"have_mtab" expression => fileexists($(inventory_control.mtab));
# define classes like have_mount_ext4__var for a ext4 /var mount
"have_mount_$(mounts[$(idx)][2])_$(mounts[$(idx)][1])"
expression => "any",
scope => "namespace";
# define classes like have_mount_ext4 if there is a ext4 mount
"have_mount_$(mounts[$(idx)][2])"
expression => "any",
scope => "namespace";
reports:
verbose_mode::
"$(this.bundle): we have a $(mounts[$(idx)][2]) mount under $(mounts[$(idx)][1])";
}
bundle agent cfe_autorun_inventory_fstab
# @brief Do fstab inventory
#
# The fstab format is simple: each line looks like this format:
# `/dev/sda1 / auto noatime 0 1` (in order: `DEV MOUNTPOINT FSTYPE
# OPTIONS DUMP-FREQ PASS`). Note the FSTYPE is not known from the
# fstab.
#
# Solaris has 'MOUNTDEV FSCKDEV MOUNTPOINT FSTYPE PASS MOUNT-AD-BOOT
# OPTIONS' but is not supported here. Contributions welcome.
{
vars:
have_fstab::
"mount_count" int => readstringarrayidx("mounts",
$(sys.fstab),
"\s*#[^\n]*",
"\s+",
500,
50000);
"idx" slist => getindices("mounts");
classes:
"have_fstab" expression => fileexists($(sys.fstab));
# define classes like have_fs_ext4__var for a ext4 /var entry
"have_fs_$(mounts[$(idx)][2])_$(mounts[$(idx)][1])"
expression => "any",
scope => "namespace";
# define classes like have__var for a /var entry
"have_fs_$(mounts[$(idx)][1])"
expression => "any",
scope => "namespace";
# define classes like have_fs_ext4 if there is a ext4 entry
"have_fs_$(mounts[$(idx)][2])"
expression => "any",
scope => "namespace";
reports:
verbose_mode::
"$(this.bundle): we have a $(mounts[$(idx)][2]) fstab entry under $(mounts[$(idx)][1])";
}
bundle agent cfe_autorun_inventory_dmidecode
# @brief Do dmidecode-based inventory
#
# This common bundle runs dmidecode
{
vars:
"dmidefs" data => parsejson('
{
"bios-vendor": "BIOS vendor",
"bios-version": "BIOS version",
"system-serial-number": "System serial number",
"system-manufacturer": "System manufacturer",
"system-version": "System version",
"processor-version": "CPU model"
}');
# other dmidecode variables you may want:
# baseboard-asset-tag
# baseboard-manufacturer
# baseboard-product-name
# baseboard-serial-number
# baseboard-version
# bios-release-date
# chassis-asset-tag
# chassis-manufacturer
# chassis-serial-number
# chassis-type
# chassis-version
# processor-family
# processor-frequency
# processor-manufacturer
# system-product-name
# system-uuid
"dmivars" slist => getindices(dmidefs);
have_dmidecode::
"decoder" string => "$(inventory_control.dmidecoder)";
have_dmidecode.!(redhat_4|redhat_3)::
"dmi[$(dmivars)]" string => execresult("$(decoder) -s $(dmivars)",
"useshell"),
meta => { "inventory", "attribute_name=$(dmidefs[$(dmivars)])" };
windows::
"dmi[bios-vendor]" string => $(bios_array[1]),
meta => { "inventory", "attribute_name=BIOS vendor" };
"dmi[system-serial-number]" string => $(bios_array[2]),
meta => { "inventory", "attribute_name=System serial number" };
"dmi[bios-version]" string => $(bios_array[3]),
meta => { "inventory", "attribute_name=BIOS version" };
"dmi[system-version]" string => $(bios_array[4]),
meta => { "inventory", "attribute_name=System version" };
"dmi[processor-version]" string => $(processor_array[1]),
meta => { "inventory", "attribute_name=CPU model" };
"split_pscomputername"
slist => string_split($(system_array[1]), "PSComputerName\s.*", 2),
comment => "Work around weird appearance of PSComputerName into System manufacturer";
"dmi[system-manufacturer]" string => nth(split_pscomputername, 0),
meta => { "inventory", "attribute_name=System manufacturer" };
classes:
"have_dmidecode" expression => fileexists($(inventory_control.dmidecoder));
windows::
"bios_match" expression => regextract(".*Manufacturer\s+:\s([a-zA-Z0-9 ]+)\n.*SerialNumber\W+([a-zA-Z0-9 ]+).*SMBIOSBIOSVersion\W+([a-zA-Z0-9 ]+).*Version\W+([a-zA-Z0-9 -]+)",
execresult("gwmi -query 'SELECT SMBIOSBIOSVersion, Manufacturer, SerialNumber, Version FROM WIN32_BIOS'", "powershell"),
"bios_array");
"processor_match" expression => regextract(".*Name\W+(.*)",
execresult("gwmi -query 'SELECT Name FROM WIN32_PROCESSOR'", "powershell"),
"processor_array");
"system_match" expression => regextract(".*Manufacturer\W+(.*)",
execresult("gwmi -query 'SELECT Manufacturer FROM WIN32_COMPUTERSYSTEM'", "powershell"),
"system_array");
reports:
inform_mode::
"$(this.bundle): Obtained $(dmidefs[$(dmivars)]) = '$(dmi[$(dmivars)])'";
}
bundle agent cfe_autorun_inventory_LLDP
# @brief Do LLDP-based inventory
#
# This agent bundle runs lldpctl to discover information. See
# http://vincentbernat.github.io/lldpd/ to run this yourself for
# testing, and your Friendly Network Admin may be of help too.
{
classes:
"disable_inventory_LLDP" not => fileexists($(inventory_control.lldpctl_exec));
commands:
!disable_inventory_LLDP::
"$(inventory_control.lldpctl_exec) | perl -n -e 'my ($k, $v) = m/([^=]+)=(.*)/; $k =~ s/\W/_/g; print \"=$k=$v\";"
classes => kept_successful_command,
module => "true";
}
bundle agent cfe_autorun_inventory_packages
# @brief Package inventory auto-refresh
#
# This bundle is for refreshing the package inventory. It runs on
# startup, unless disabled. Other package methods can be added below.
{
classes:
"have_patches" or => { "community_edition", # not in Community
fileexists("$(sys.workdir)/state/software_patches_avail.csv") };
"have_inventory" and => { "have_patches",
fileexists("$(sys.workdir)/state/software_packages.csv"),
};
vars:
# if we have the patches, 7 days; otherwise keep trying
"refresh" string => ifelse("have_inventory", "10080",
"0");
packages:
debian::
"cfe_internal_non_existing_package"
package_policy => "add",
package_method => inventory_apt_get($(refresh));
redhat::
"cfe_internal_non_existing_package"
package_policy => "add",
package_method => inventory_yum_rpm($(refresh));
suse::
"cfe_internal_non_existing_package"
package_policy => "add",
package_method => inventory_zypper($(refresh));
aix::
"cfe_internal_non_existing_package"
package_policy => "add",
package_method => inventory_lslpp($(refresh));
gentoo::
"cfe_internal_non_existing_package"
package_policy => "add",
package_method => emerge;
!redhat.!debian.!gentoo.!suse.!aix::
"cfe_internal_non_existing_package"
package_policy => "add",
package_method => generic;
reports:
inform_mode::
"$(this.bundle): refresh interval is $(refresh)";
inform_mode.have_inventory::
"$(this.bundle): we have the inventory files.";
inform_mode.!have_inventory::
"$(this.bundle): we don't have the inventory files.";
}
body package_method inventory_apt_get(update_interval)
# @depends debian_knowledge
# @brief APT installation package method for inventory purposes only
# @param update_interval how often to update the package and patch list
#
# This package method is a copy of the yum_rpm method just for
# inventory purposes.
#
# This package method interacts with the APT package manager through
# `apt-get`. It will never run "apt-get update" but is otherwise
# exactly like the `apt_get` package method and *may* use the network
# to install packages, as APT may decide.
{
package_changes => "bulk";
package_list_command => "$(debian_knowledge.call_dpkg) -l";
package_list_name_regex => "$(debian_knowledge.list_name_regex)";
package_list_version_regex => "$(debian_knowledge.list_version_regex)";
package_installed_regex => ".i.*"; # packages that have been uninstalled may be listed
package_name_convention => "$(name)=$(version)";
# set it to "0" to avoid caching of list during upgrade
package_list_update_ifelapsed => $(update_interval);
# Target a specific release, such as backports
package_add_command => "$(debian_knowledge.call_apt_get) $(debian_knowledge.dpkg_options) --yes install";
package_list_update_command => "$(debian_knowledge.call_apt_get) update";
package_delete_command => "$(debian_knowledge.call_apt_get) $(debian_knowledge.dpkg_options) --yes -q remove";
package_update_command => "$(debian_knowledge.call_apt_get) $(debian_knowledge.dpkg_options) --yes install";
package_patch_command => "$(debian_knowledge.call_apt_get) $(debian_knowledge.dpkg_options) --yes install";
package_verify_command => "$(debian_knowledge.call_dpkg) -s";
package_noverify_returncode => "1";
package_patch_list_command => "$(debian_knowledge.call_apt_get) --just-print dist-upgrade";
package_patch_name_regex => "$(debian_knowledge.patch_name_regex)";
package_patch_version_regex => "$(debian_knowledge.patch_version_regex)";
# make correct version comparisons
package_version_less_command => "$(debian_knowledge.dpkg_compare_less)";
package_version_equal_command => "$(debian_knowledge.dpkg_compare_equal)";
}
body package_method inventory_yum_rpm(update_interval)
# @depends common_knowledge redhat_knowledge rpm_knowledge
# @brief Yum+RPM installation method for inventory purposes only
# @param update_interval how often to update the package and patch list
#
# This package method is a copy of the yum_rpm method just for
# inventory purposes.
#
# It will never run "yum update" but is otherwise exactly like the
# `yum_rpm()` package method and *may* use the network to install
# packages, as Yum may decide.
{
package_changes => "bulk";
package_list_command => "$(rpm_knowledge.call_rpm) -qa --qf '$(rpm_knowledge.rpm3_output_format)'";
package_patch_list_command => "$(redhat_knowledge.call_yum) $(redhat_knowledge.yum_options) check-update $(redhat_knowledge.check_update_postproc)";
package_list_name_regex => "$(rpm_knowledge.rpm3_name_regex)";
package_list_version_regex => "$(rpm_knowledge.rpm3_version_regex)";
package_list_arch_regex => "$(rpm_knowledge.rpm3_arch_regex)";
package_installed_regex => ".*";
package_name_convention => "$(name)-$(version).$(arch)";
# just give the package name to rpm to delete, otherwise it gets "name.*" (from package_name_convention above)
package_delete_convention => "$(name)";
# set it to "0" to avoid caching of list during upgrade
package_list_update_command => "$(redhat_knowledge.call_yum) $(redhat_knowledge.yum_options) check-update $(redhat_knowledge.check_update_postproc)";
package_list_update_ifelapsed => $(update_interval);
package_patch_name_regex => "$(redhat_knowledge.patch_name_regex)";
package_patch_version_regex => "$(redhat_knowledge.patch_version_regex)";
package_patch_arch_regex => "$(redhat_knowledge.patch_arch_regex)";
package_add_command => "$(redhat_knowledge.call_yum) $(redhat_knowledge.yum_options) -y install";
package_update_command => "$(redhat_knowledge.call_yum) $(redhat_knowledge.yum_options) -y update";
package_patch_command => "$(redhat_knowledge.call_yum) $(redhat_knowledge.yum_options) -y update";
package_delete_command => "$(rpm_knowledge.call_rpm) -e --nodeps";
package_verify_command => "$(rpm_knowledge.call_rpm) -V";
}
body package_method inventory_lslpp(update_interval)
# @brief AIX lslpp installation method for inventory purposes only
# @param update_interval how often to update the package and patch list
{
package_changes => "individual";
package_list_update_command => "/usr/bin/true";
package_list_update_ifelapsed => $(update_interval);
package_list_command => "/usr/bin/lslpp -Lqc"; # list RPMs too
package_list_name_regex => "([^:]+):.*";
package_list_version_regex => "[^:]+:[^:]+:([^:]+):.*";
package_installed_regex => "[^:]+:[^:]+:[^:]+:[^:]+:[^:]+:([CA]):.*";
package_name_convention => "$(name)-$(version).+";
package_add_command => "/usr/bin/true";
package_update_command => "/usr/bin/true";
package_patch_command => "/usr/bin/true";
package_delete_command => "/usr/bin/true";
package_verify_command => "/usr/bin/true";
}
body package_method inventory_zypper(update_interval)
# @depends common_knowledge rpm_knowledge suse_knowledge
# @brief SUSE zypper installation method for inventory purposes only
# @param update_interval how often to update the package and patch list
#
# This package method is a copy of the SUSE zypper method just for
# inventory purposes.
{
package_changes => "bulk";
package_list_command => "$(paths.path[rpm]) -qa --queryformat \"i | repos | %{name} | %{version}-%{release} | %{arch}\n\"";
# set it to "0" to avoid caching of list during upgrade
package_list_update_command => "$(suse_knowledge.call_zypper) list-updates";
package_list_update_ifelapsed => $(update_interval);
package_patch_list_command => "$(suse_knowledge.call_zypper) patches";
package_installed_regex => "i.*";
package_list_name_regex => "$(rpm_knowledge.rpm_name_regex)";
package_list_version_regex => "$(rpm_knowledge.rpm_version_regex)";
package_list_arch_regex => "$(rpm_knowledge.rpm_arch_regex)";
package_patch_installed_regex => ".*Installed.*|.*Not Applicable.*";
package_patch_name_regex => "[^|]+\|\s+([^\s]+).*";
package_patch_version_regex => "[^|]+\|[^|]+\|\s+([^\s]+).*";
package_name_convention => "$(name)";
package_add_command => "$(suse_knowledge.call_zypper) --non-interactive install";
package_delete_command => "$(suse_knowledge.call_zypper) --non-interactive remove --force-resolution";
package_update_command => "$(suse_knowledge.call_zypper) --non-interactive update";
package_patch_command => "$(suse_knowledge.call_zypper) --non-interactive patch$"; # $ means no args
package_verify_command => "$(suse_knowledge.call_zypper) --non-interactive verify$";
}
bundle agent cfe_autorun_inventory_cmdb
# @brief Copy and load the CMDB inventory
#
# This bundle is for refreshing the CMDB inventory. It copies the
# file me.json from the server, then loads it to create variables and
# classes.
{
vars:
"cmdb_dir" string => "$(sys.workdir)/cmdb",
comment => "CMDB directory location",
meta => { "cmdb" };
"cmdb_file" string => "$(cmdb_dir)/me.json",
comment => "CMDB file location",
meta => { "cmdb" };
files:
"$(cmdb_file)"
copy_from => inventory_cmdb_copy_from,
classes => inventory_scoped_classes_generic("bundle", "cmdb_file");
methods:
cmdb_file_ok::
"load CMDB file" usebundle => inventory_cmdb_load($(cmdb_file));
}
bundle agent inventory_cmdb_load(file)
# @brief Load the CMDB inventory
#
# This bundle is for loading the CMDB inventory.
{
classes:
"have_cmdb_data" expression => isvariable("cmdb");
"$(ckeys)" expression => "any", scope => "namespace";
vars:
"cmdb" data => readjson($(file), "999999");
"cmdb_string" string => format("%S", cmdb);
"bkeys" slist => getindices("cmdb[vars]");
"vkeys_$(bkeys)" slist => getindices("cmdb[vars][$(bkeys)]");
"$(vkeys_$(bkeys))" string => nth("cmdb[vars][$(bkeys)]", $(vkeys));
"ckeys" slist => getindices("cmdb[classes]");
reports:
inform_mode.have_cmdb_data::
"$(this.bundle): Got CMDB data from $(file): $(cmdb_string)";
verbose_mode.have_cmdb_data::
"$(this.bundle): Got CMDB key = $(vkeys_$(bkeys)), CMDB value = $((vkeys_$(bkeys)))";
"$(this.bundle): Got CMDB class = $(ckeys)";
inform_mode.!have_cmdb_data::
"$(this.bundle): Could not read the CMDB data from $(file)";
}
body copy_from inventory_cmdb_copy_from
# @brief Copy from the CMDB source
{
!cfe_inventory_cmdb_override_file::
source => "me.json";
servers => { "$(sys.policy_hub)" };
cfe_inventory_cmdb_override_file::
source => "$(sys.inputdir)/me.json";
any::
compare => "digest";
encrypt => "true";
verify => "true";
}
body classes inventory_scoped_classes_generic(scope, x)
# @brief Define `x` prefixed/suffixed with promise outcome
# **See also:** `scope`
#
# @param scope The scope in which the class should be defined
# @param x The unique part of the classes to be defined
#
# Copy of `scoped_classes_generic`, which see.
{
scope => "$(scope)";
promise_repaired => { "promise_repaired_$(x)", "$(x)_repaired", "$(x)_ok", "$(x)_reached" };
repair_failed => { "repair_failed_$(x)", "$(x)_failed", "$(x)_not_ok", "$(x)_not_kept", "$(x)_not_repaired", "$(x)_reached" };
repair_denied => { "repair_denied_$(x)", "$(x)_denied", "$(x)_not_ok", "$(x)_not_kept", "$(x)_not_repaired", "$(x)_reached" };
repair_timeout => { "repair_timeout_$(x)", "$(x)_timeout", "$(x)_not_ok", "$(x)_not_kept", "$(x)_not_repaired", "$(x)_reached" };
promise_kept => { "promise_kept_$(x)", "$(x)_kept", "$(x)_ok", "$(x)_not_repaired", "$(x)_reached" };
}
body contain inventory_in_shell
# @brief run command in shell
#
# Copy of `in_shell`, which see.
{
useshell => "true"; # canonical "useshell" but this is backwards-compatible
}
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