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authorErich Eckner <git@eckner.net>2018-12-21 10:46:47 +0100
committerErich Eckner <git@eckner.net>2018-12-21 10:46:47 +0100
commit5295026aece6450fec687fb31eecfd27b160875b (patch)
treed817850a463e6b435fb1ad61e95eafbb60038094
downloadhdd-tree-5295026aece6450fec687fb31eecfd27b160875b.tar.xz
initial commitHEADmaster
-rwxr-xr-xhdd-tree90
1 files changed, 90 insertions, 0 deletions
diff --git a/hdd-tree b/hdd-tree
new file mode 100755
index 0000000..78dda0a
--- /dev/null
+++ b/hdd-tree
@@ -0,0 +1,90 @@
+#!/bin/bash
+
+drives=$(
+ find /dev -maxdepth 1 -regex '.*/sd[a-z]+'
+)
+
+raids=$(
+ sed '
+ 1d
+ s/^\(\S\+\) \+: \+\S\+ \+\(\S\+\) \+/\1 \2 /
+ t
+ d
+ ' /proc/mdstat \
+ | sed '
+ s/\[\S\+]//g
+ s/^\(\S\+\) \+\(\S\+\) \+\(\S\+\) \+/\1 \2 \3\n\1 \2 /
+ P
+ D
+ ' \
+ | sed '
+ s,^\(\S\+ \S\+ \)\(\S\+\)$,/dev/\1/dev/\2,
+ '
+)
+
+crypt_devices=$(
+ find /dev -maxdepth 1 -name 'dm-*' -exec cryptsetup status {} \; \
+ | grep '^\S\|^\s*device:' \
+ | sed '
+ /^\S\+ / {
+ N
+ s,^\(\S\+\) .*\n\s*device:\s*\(\S\+\)$,\1 \2,
+ t
+ }
+ d
+ '
+)
+
+drives=$(
+ printf '%s\n' "${drives}"
+ printf '%s\n' "${raids}" \
+ | cut -d' ' -f1 \
+ | sort -u
+)
+
+partitions=$(
+ find /dev -maxdepth 1 \
+ | grep -F "${drives}" \
+ | grep -vxF "${drives}"
+)
+
+mounts=$(
+ mount \
+ | grep -wF "$(printf '%s\n' "${partitions}" "${drives}")" \
+ | awk '{print $3 " " $1}'
+)
+
+printf 'digraph {\n'
+printf 'rankdir=LR;\n'
+printf '%s\n' "${drives}" \
+ | sed '
+ s/^.*$/"\0" [shape="trapezium"];/
+ '
+printf '%s\n' "${raids}" \
+ | cut -d' ' -f1,2 \
+ | sort -u \
+ | sed '
+ s/^\(\S\+\) \(\S\+\)$/"\1" [label="\1\\n(\2)", shape="box"];/
+ '
+printf '%s\n' "${raids}" \
+ | cut -d' ' -f1,3 \
+ | sed '
+ s/^\(\S\+\) \(\S\+\)$/"\1" -> "\2";/
+ '
+printf '%s\n' "${crypt_devices}" \
+ | sed '
+ s/^\(\S\+\) \(\S\+\)$/"\1" -> "\2";/
+ '
+printf '%s\n' "${crypt_devices}" \
+ | sed '
+ s/^\(\S\+\) \S\+$/"\1" [shape="hexagon"];/
+ '
+printf '%s\n' "${partitions}" \
+ | sed '
+ s/^\(.*[^0-9]\)[0-9]\+$/"\0" -> "\1";/
+ '
+printf '%s\n' "${mounts}" \
+ | sed '
+ s/^\(\S\+\) \(\S\+\)$/"\1" -> "\2";/
+ '
+printf '}\n'