Added some sysfs-based iscsi info grabbing routinesvlowther-merge-gencmdline

These are to be used when generating the iscsi commandline params.

1 files changed, 18 insertions, 0 deletions

diff --git a/modules.d/95iscsi/check b/modules.d/95iscsi/check
index 5a47d97..f475ec5 100755
--- a/modules.d/95iscsi/check
+++ b/modules.d/95iscsi/check
@@ -20,6 +20,24 @@ is_iscsi() (
     done
     [[ -d iscsi_session ]]
 )
+emit_iscsi_iqn() (
+    is_iscsi $1 || return
+    cd "$(readlink -f /sys/dev/block/$1)"
+    until [[ -d iscsi_session ]]; do cd ..; done
+    cat iscsi_session/${PWD##*/}targetname
+)
+
+emit_iscsi_connections() (
+    is_iscsi $1 || return
+    cd "$(readlink -f /sys/dev/block/$1)"
+    until [[ -d iscsi_session ]]; do cd ..; done
+    for conn in connection*; do
+	[[ -d $conn ]] || continue
+	addr=$(cat "$conn/iscsi_connection/$conn/persistent_address")
+	port=$(cat "$conn/iscsi_connection/$conn/persistent_port")
+	echo "$addr:$port"
+    done
+)
 
 case $1 in
     -h) rootdev=$(find_root_block_device)