Initial commit

functions/kex.fish

@@ -0,0 +1,53 @@
+function kex
+    set -l context (kubectl config current-context)
+    set -l namespace apps
+    set -l pod ""
+    set -l command ""
+    set -l debug false
+
+    getopts $argv | while read -l key value
+        switch $key
+            case c
+                set context $value
+            case n
+                set namespace $value
+            case d
+                set debug $value
+            case _
+                if test -z "$pod"
+                    set pod $value
+
+                    continue
+                end
+
+                if test -n "$command"
+                    set command "$command "
+                end
+
+                set command "$command$value"
+        end
+    end
+
+    if $debug == true
+        echo "Context     : $context"
+        echo "Namespace   : $namespace"
+        echo "Pod basename: $pod"
+        echo "Command     : '$command'"
+    end
+
+    set podname (kubectl --context="$context" --namespace="$namespace" get pod -l app="$pod",instance=app -o name | shuf | head -1 | sed 's/^pod\///')
+
+    if test -z "$podname"
+        echo "Pod $pod not found in cluster $context’s $namespace namespace" >/dev/stderr
+
+        return 1
+    end
+
+    echo "Pod found   : $podname"
+
+    if test -z "$command"
+        kubectl --context="$context" --namespace="$namespace" exec -ti "$podname" -- bash
+    else
+        kubectl --context="$context" --namespace="$namespace" exec -ti "$podname" -- bash -c "$command"
+    end
+end