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authorSaravanan D <saravanand@outlook.com>2022-03-15 17:25:54 -0700
committerGitHub <noreply@github.com>2022-03-15 17:25:54 -0700
commitcbc8437f9f8e1b7a60af061dc68882185b5e20b3 (patch)
treec6d2640f8c4aee9ed5ade8892395a0a1943d2903
parent996b52b8017f1378e4c29b4faeb9ed90db1e9579 (diff)
downloadohai-cbc8437f9f8e1b7a60af061dc68882185b5e20b3.tar.gz
[mdadm] Record array UUID (#1742)
Useful to have the UUID of the arrays to assemble them when the need arises Signed-off-by: Saravanan D <saravanand@fb.com>
-rw-r--r--lib/ohai/plugins/linux/mdadm.rb2
-rw-r--r--spec/unit/plugins/linux/mdadm_spec.rb5
2 files changed, 7 insertions, 0 deletions
diff --git a/lib/ohai/plugins/linux/mdadm.rb b/lib/ohai/plugins/linux/mdadm.rb
index f7bfc528..b20d99bb 100644
--- a/lib/ohai/plugins/linux/mdadm.rb
+++ b/lib/ohai/plugins/linux/mdadm.rb
@@ -35,6 +35,8 @@ Ohai.plugin(:Mdadm) do
device_mash[:size] = Regexp.last_match[1].to_f
when /State\s+: ([a-z]+)/
device_mash[:state] = Regexp.last_match[1]
+ when /UUID\s+: ([0-9a-z:]+)/
+ device_mash[:UUID] = Regexp.last_match[1]
when /Total Devices\s+: ([0-9]+)/
device_mash[:device_counts][:total] = Regexp.last_match[1].to_i
when /Raid Devices\s+: ([0-9]+)/
diff --git a/spec/unit/plugins/linux/mdadm_spec.rb b/spec/unit/plugins/linux/mdadm_spec.rb
index b7b67b83..7a778173 100644
--- a/spec/unit/plugins/linux/mdadm_spec.rb
+++ b/spec/unit/plugins/linux/mdadm_spec.rb
@@ -91,6 +91,11 @@ describe Ohai::System, "Linux Mdadm Plugin" do
expect(@plugin[:mdadm][:md0][:version]).to eq(1.2)
end
+ it "detects raid UUID" do
+ @plugin.run
+ expect(@plugin[:mdadm][:md0][:UUID]).to eq("5ed74d5b:70bfe21d:8cd57792:c1e13d65")
+ end
+
device_counts = { raid: 6, total: 6, active: 6, working: 6, failed: 0, spare: 0 }
device_counts.each_pair do |item, expected_value|
it "detects device count of \"#{item}\"" do