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-rwxr-xr-xtools/ds-identify135
1 files changed, 102 insertions, 33 deletions
diff --git a/tools/ds-identify b/tools/ds-identify
index 9a2db5c4..5afe5aa1 100755
--- a/tools/ds-identify
+++ b/tools/ds-identify
@@ -1,16 +1,25 @@
#!/bin/sh
+# shellcheck disable=2015,2039,2162,2166
#
# ds-identify is configured via /etc/cloud/ds-identify.cfg
-# or on the kernel command line. It takes primarily 2 inputs:
+# or on the kernel command line. It takes the following inputs:
+#
# datasource: can specify the datasource that should be used.
-# kernel command line option: ci.datasource=<dsname>
+# kernel command line option: ci.datasource=<dsname> or ci.ds=<dsname>
+# example line in /etc/cloud/ds-identify.cfg:
+# datasource: Ec2
#
# policy: a string that indicates how ds-identify should operate.
-# kernel command line option: ci.di.policy=<policy>
+#
# The format is:
# <mode>,found=value,maybe=value,notfound=value
# default setting is:
-# search,found=all,maybe=all,notfound=disable
+# search,found=all,maybe=all,notfound=disabled
+#
+# kernel command line option: ci.di.policy=<policy>
+# example line in /etc/cloud/ds-identify.cfg:
+# policy: search,found=all,maybe=none,notfound=disabled
+#
#
# Mode:
# disabled: disable cloud-init
@@ -115,7 +124,7 @@ DI_DSNAME=""
# be searched if there is no setting found in config.
DI_DSLIST_DEFAULT="MAAS ConfigDrive NoCloud AltCloud Azure Bigstep \
CloudSigma CloudStack DigitalOcean AliYun Ec2 GCE OpenNebula OpenStack \
-OVF SmartOS Scaleway Hetzner IBMCloud"
+OVF SmartOS Scaleway Hetzner IBMCloud Oracle"
DI_DSLIST=""
DI_MODE=""
DI_ON_FOUND=""
@@ -186,6 +195,16 @@ block_dev_with_label() {
return 0
}
+ensure_sane_path() {
+ local t
+ for t in /sbin /usr/sbin /bin /usr/bin; do
+ case ":$PATH:" in
+ *:$t:*|*:$t/:*) continue;;
+ esac
+ PATH="${PATH:+${PATH}:}$t"
+ done
+}
+
read_fs_info() {
cached "${DI_BLKID_OUTPUT}" && return 0
# do not rely on links in /dev/disk which might not be present yet.
@@ -210,7 +229,9 @@ read_fs_info() {
# 'set --' will collapse multiple consecutive entries in IFS for
# whitespace characters (\n, tab, " ") so we cannot rely on getting
# empty lines in "$@" below.
- IFS="$CR"; set -- $out; IFS="$oifs"
+
+ # shellcheck disable=2086
+ { IFS="$CR"; set -- $out; IFS="$oifs"; }
for line in "$@"; do
case "${line}" in
@@ -258,7 +279,7 @@ read_virt() {
is_container() {
case "${DI_VIRT}" in
- lxc|lxc-libvirt|systemd-nspawn|docker|rkt) return 0;;
+ container-other|lxc|lxc-libvirt|systemd-nspawn|docker|rkt) return 0;;
*) return 1;;
esac
}
@@ -310,6 +331,7 @@ read_dmi_product_serial() {
DI_DMI_PRODUCT_SERIAL="$_RET"
}
+# shellcheck disable=2034
read_uname_info() {
# run uname, and parse output.
# uname is tricky to parse as it outputs always in a given order
@@ -329,6 +351,7 @@ read_uname_info() {
return $ret
}
fi
+ # shellcheck disable=2086
set -- $out
DI_UNAME_KERNEL_NAME="$1"
DI_UNAME_NODENAME="$2"
@@ -356,7 +379,8 @@ parse_yaml_array() {
# the fix was to quote the open bracket (val=${val#"["}) (LP: #1689648)
val=${val#"["}
val=${val%"]"}
- IFS=","; set -- $val; IFS="$oifs"
+ # shellcheck disable=2086
+ { IFS=","; set -- $val; IFS="$oifs"; }
for tok in "$@"; do
trim "$tok"
unquote "$_RET"
@@ -392,7 +416,7 @@ read_datasource_list() {
fi
if [ -z "$dslist" ]; then
dslist=${DI_DSLIST_DEFAULT}
- debug 1 "no datasource_list found, using default:" $dslist
+ debug 1 "no datasource_list found, using default: $dslist"
fi
DI_DSLIST=$dslist
return 0
@@ -403,7 +427,8 @@ read_pid1_product_name() {
cached "${DI_PID_1_PRODUCT_NAME}" && return
[ -r "${PATH_PROC_1_ENVIRON}" ] || return
out=$(tr '\0' '\n' <"${PATH_PROC_1_ENVIRON}")
- IFS="$CR"; set -- $out; IFS="$oifs"
+ # shellcheck disable=2086
+ { IFS="$CR"; set -- $out; IFS="$oifs"; }
for tok in "$@"; do
key=${tok%%=*}
[ "$key" != "$tok" ] || continue
@@ -470,6 +495,7 @@ nocase_equal() {
[ "$1" = "$2" ] && return 0
local delim="-delim-"
+ # shellcheck disable=2018,2019
out=$(echo "$1${delim}$2" | tr A-Z a-z)
[ "${out#*${delim}}" = "${out%${delim}*}" ]
}
@@ -546,11 +572,13 @@ check_config() {
else
files="$*"
fi
- set +f; set -- $files; set -f;
+ # shellcheck disable=2086
+ { set +f; set -- $files; set -f; }
if [ "$1" = "$files" -a ! -f "$1" ]; then
return 1
fi
local fname="" line="" ret="" found=0 found_fn=""
+ # shellcheck disable=2094
for fname in "$@"; do
[ -f "$fname" ] || continue
while read line; do
@@ -600,7 +628,6 @@ dscheck_NoCloud() {
*\ ds=nocloud*) return ${DS_FOUND};;
esac
- is_ibm_cloud && return ${DS_NOT_FOUND}
for d in nocloud nocloud-net; do
check_seed_dir "$d" meta-data user-data && return ${DS_FOUND}
check_writable_seed_dir "$d" meta-data user-data && return ${DS_FOUND}
@@ -611,11 +638,12 @@ dscheck_NoCloud() {
return ${DS_NOT_FOUND}
}
+is_ds_enabled() {
+ local name="$1" pad=" ${DI_DSLIST} "
+ [ "${pad#* $name }" != "${pad}" ]
+}
+
check_configdrive_v2() {
- is_ibm_cloud && return ${DS_NOT_FOUND}
- if has_fs_with_label CONFIG-2 config-2; then
- return ${DS_FOUND}
- fi
# look in /config-drive <vlc>/seed/config_drive for a directory
# openstack/YYYY-MM-DD format with a file meta_data.json
local d=""
@@ -630,6 +658,15 @@ check_configdrive_v2() {
debug 1 "config drive seeded directory had only 'latest'"
return ${DS_FOUND}
fi
+
+ local ibm_enabled=false
+ is_ds_enabled "IBMCloud" && ibm_enabled=true
+ debug 1 "is_ds_enabled(IBMCloud) = $ibm_enabled."
+ [ "$ibm_enabled" = "true" ] && is_ibm_cloud && return ${DS_NOT_FOUND}
+
+ if has_fs_with_label CONFIG-2 config-2; then
+ return ${DS_FOUND}
+ fi
return ${DS_NOT_FOUND}
}
@@ -786,7 +823,7 @@ ec2_read_strict_setting() {
# 3. look for the key 'strict_id' (datasource/Ec2/strict_id)
# only in cloud.cfg or cloud.cfg.d/EC2.cfg (case insensitive)
local cfg="${PATH_ETC_CI_CFG}" cfg_d="${PATH_ETC_CI_CFG_D}"
- if check_config strict_id $cfg "$cfg_d/*[Ee][Cc]2*.cfg"; then
+ if check_config strict_id "$cfg" "$cfg_d/*[Ee][Cc]2*.cfg"; then
debug 2 "${_RET_fname} set strict_id to $_RET"
return 0
fi
@@ -971,12 +1008,14 @@ dscheck_SmartOS() {
# joyent cloud has two virt types: kvm and container
# on kvm, product name on joyent public cloud shows 'SmartDC HVM'
# on the container platform, uname's version has: BrandZ virtual linux
+ # for container, we also verify that the socketfile exists to protect
+ # against embedded containers (lxd running on brandz)
local smartdc_kver="BrandZ virtual linux"
+ local metadata_sockfile="${PATH_ROOT}/native/.zonecontrol/metadata.sock"
dmi_product_name_matches "SmartDC*" && return $DS_FOUND
- if [ "${DI_UNAME_KERNEL_VERSION}" = "${smartdc_kver}" ] &&
- [ "${DI_VIRT}" = "container-other" ]; then
- return ${DS_FOUND}
- fi
+ [ "${DI_UNAME_KERNEL_VERSION}" = "${smartdc_kver}" ] &&
+ [ -e "${metadata_sockfile}" ] &&
+ return ${DS_FOUND}
return ${DS_NOT_FOUND}
}
@@ -993,7 +1032,7 @@ dscheck_Scaleway() {
*\ scaleway\ *) return ${DS_FOUND};;
esac
- if [ -f ${PATH_ROOT}/var/run/scaleway ]; then
+ if [ -f "${PATH_ROOT}/var/run/scaleway" ]; then
return ${DS_FOUND}
fi
@@ -1005,8 +1044,32 @@ dscheck_Hetzner() {
return ${DS_NOT_FOUND}
}
+dscheck_Oracle() {
+ local asset_tag="OracleCloud.com"
+ dmi_chassis_asset_tag_matches "${asset_tag}" && return ${DS_FOUND}
+ return ${DS_NOT_FOUND}
+}
+
is_ibm_provisioning() {
- [ -f "${PATH_ROOT}/root/provisioningConfiguration.cfg" ]
+ local pcfg="${PATH_ROOT}/root/provisioningConfiguration.cfg"
+ local logf="${PATH_ROOT}/root/swinstall.log"
+ local is_prov=false msg="config '$pcfg' did not exist."
+ if [ -f "$pcfg" ]; then
+ msg="config '$pcfg' exists."
+ is_prov=true
+ if [ -f "$logf" ]; then
+ if [ "$logf" -nt "$PATH_PROC_1_ENVIRON" ]; then
+ msg="$msg log '$logf' from current boot."
+ else
+ is_prov=false
+ msg="$msg log '$logf' from previous boot."
+ fi
+ else
+ msg="$msg log '$logf' did not exist."
+ fi
+ fi
+ debug 2 "ibm_provisioning=$is_prov: $msg"
+ [ "$is_prov" = "true" ]
}
is_ibm_cloud() {
@@ -1130,6 +1193,7 @@ found() {
}
trim() {
+ # shellcheck disable=2048,2086
set -- $*
_RET="$*"
}
@@ -1150,7 +1214,7 @@ _read_config() {
# if no parameters are set, modifies _rc scoped environment vars.
# if keyname is provided, then returns found value of that key.
local keyname="${1:-_unset}"
- local line="" hash="#" ckey="" key="" val=""
+ local line="" hash="#" key="" val=""
while read line; do
line=${line%%${hash}*}
key="${line%%:*}"
@@ -1228,7 +1292,8 @@ parse_policy() {
local mode="" report="" found="" maybe="" notfound=""
local oifs="$IFS" tok="" val=""
- IFS=","; set -- $policy; IFS="$oifs"
+ # shellcheck disable=2086
+ { IFS=","; set -- $policy; IFS="$oifs"; }
for tok in "$@"; do
val=${tok#*=}
case "$tok" in
@@ -1295,15 +1360,15 @@ manual_clean_and_existing() {
}
read_uptime() {
- local up idle
+ local up _
_RET="${UNAVAILABLE}"
- [ -f "$PATH_PROC_UPTIME" ] &&
- read up idle < "$PATH_PROC_UPTIME" && _RET="$up"
+ [ -f "$PATH_PROC_UPTIME" ] && read up _ < "$PATH_PROC_UPTIME" &&
+ _RET="$up"
return
}
_main() {
- local dscheck="" ret_dis=1 ret_en=0
+ local dscheck_fn="" ret_dis=1 ret_en=0
read_uptime
debug 1 "[up ${_RET}s]" "ds-identify $*"
@@ -1338,8 +1403,9 @@ _main() {
return
fi
- # if there is only a single entry in $DI_DSLIST
+ # shellcheck disable=2086
set -- $DI_DSLIST
+ # if there is only a single entry in $DI_DSLIST
if [ $# -eq 1 ] || [ $# -eq 2 -a "$2" = "None" ] ; then
debug 1 "single entry in datasource_list ($DI_DSLIST) use that."
found "$@"
@@ -1372,6 +1438,7 @@ _main() {
done
debug 2 "found=${found# } maybe=${maybe# }"
+ # shellcheck disable=2086
set -- $found
if [ $# -ne 0 ]; then
if [ $# -eq 1 ]; then
@@ -1387,6 +1454,7 @@ _main() {
return
fi
+ # shellcheck disable=2086
set -- $maybe
if [ $# -ne 0 -a "${DI_ON_MAYBE}" != "none" ]; then
debug 1 "$# datasources returned maybe: $*"
@@ -1415,18 +1483,19 @@ _main() {
*) error "Unexpected result";;
esac
debug 1 "$msg"
- return $ret
+ return "$ret"
}
main() {
local ret=""
+ ensure_sane_path
[ -d "$PATH_RUN_CI" ] || mkdir -p "$PATH_RUN_CI"
if [ "${1:+$1}" != "--force" ] && [ -f "$PATH_RUN_CI_CFG" ] &&
[ -f "$PATH_RUN_DI_RESULT" ]; then
if read ret < "$PATH_RUN_DI_RESULT"; then
if [ "$ret" = "0" ] || [ "$ret" = "1" ]; then
debug 2 "used cached result $ret. pass --force to re-run."
- return $ret;
+ return "$ret";
fi
debug 1 "previous run returned unexpected '$ret'. Re-running."
else
@@ -1438,7 +1507,7 @@ main() {
echo "$ret" > "$PATH_RUN_DI_RESULT"
read_uptime
debug 1 "[up ${_RET}s]" "returning $ret"
- return $ret
+ return "$ret"
}
noop() {
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-13 03:27:12 +0000