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-rwxr-xr-xsalt-keydiff.sh56
1 files changed, 54 insertions, 2 deletions
diff --git a/salt-keydiff.sh b/salt-keydiff.sh
index a6c66e0..324d0ad 100755
--- a/salt-keydiff.sh
+++ b/salt-keydiff.sh
@@ -12,9 +12,12 @@
set -Ceu
+config='/etc/salt-scriptconfig'
+partner='null'
minion="${1:-null}"
key_user="${2:-null}"
NOCOLOR="$(tput sgr0)"
+exco=0
if ! command -v jq >/dev/null || ! command -v salt-key >/dev/null
then
@@ -22,6 +25,16 @@ then
exit 1
fi
+if [ -f "$config" ]
+then
+ # shellcheck source=/dev/null
+ . "$config"
+ if [ ! "$partner" = 'null' ]
+ then
+ ssh_key="${ssh_key:?Configuration option 'partner' requires 'ssh_key'}"
+ fi
+fi
+
if [ "$minion" = 'null' ]
then
printf 'Please specify the minion to diff against.\n'
@@ -36,8 +49,20 @@ then
exit 2
fi
+if [ ! "$partner" = 'null' ]
+then
+ key_salt_remote="$(ssh -qi "$ssh_key" "$partner" salt-key --out json -f "$minion" | jq --arg minion "$minion" -r '.minions_pre[$minion]')"
+
+ if [ ! "$key_salt" = "$key_salt_remote" ]
+ then
+ printf 'Local and remote keys do not match, bailing out.\n'
+ exit 2
+ fi
+fi
+
if [ "$key_user" = 'null' ]
then
+ # shellcheck disable=SC2016
printf 'Enter fingerprint to diff against (run `salt-call --local key.finger` on the minion)\n'
read -r key_user
fi
@@ -46,10 +71,37 @@ if [ "$key_salt" = "$key_user" ]
then
GREEN="$(tput setaf 2)"
printf '%sMatches%s\n' "$GREEN" "$NOCOLOR"
- salt-key --out=yaml -a "$minion"
+ printf 'Accept? (y/n)\n'
+ read -r answer
+ if [ "$answer" = 'y' ]
+ then
+ if salt-key --out=quiet -yqa "$minion" >/dev/null
+ then
+ printf 'Accepted on local master\n'
+ else
+ printf 'Failed to accept key on local master\n'
+ exco=1
+ fi
+
+ if [ ! "$partner" = 'null' ]
+ then
+ if ssh -qi "$ssh_key" "$partner" salt-key --out=quiet -yqa "$minion" >/dev/null
+ then
+ printf 'Accepted on remote master\n'
+ else
+ printf 'Failed to accept key on remote master\n'
+ exco=1
+ fi
+ fi
+ else
+ printf 'Bye\n'
+ exco=2
+ fi
elif [ ! "$key_salt" = "$key_user" ]
then
RED="$(tput setaf 1)"
printf '%sMismatch%s\n' "$RED" "$NOCOLOR"
- exit 2
+ exco=2
fi
+
+exit "$exco"