From 5d064ae00bba4eb688c244db1bcc1bf9867a8a81 Mon Sep 17 00:00:00 2001
From: root <root@medusa.alemor.org>
Date: Sun, 31 May 2020 18:31:58 -0500
Subject: [PATCH] updated script descriptions

---
 bin/pdm-build  | 13 +++++++------
 bin/pdm-launch | 39 +++++++++++++++++++++++----------------
 2 files changed, 30 insertions(+), 22 deletions(-)

diff --git a/bin/pdm-build b/bin/pdm-build
index 41976b8..e2a34d6 100755
--- a/bin/pdm-build
+++ b/bin/pdm-build
@@ -1,5 +1,5 @@
 #!/bin/bash
-
+################################################################################
 # Functions/variables
 quit() {
         if [[ $1 == 0 || $FLAGS_debug == $FLAGS_FALSE ]]; then
@@ -16,12 +16,13 @@ source shflags
 DEFINE_boolean 'squash' false 'squash newly built layers into a single new layer' 's'
 DEFINE_boolean 'debug' false "Don't delete temporary container on build fail" 'd'
 DEFINE_string 'tag' 'latest' 'Tag (other than date) to assign to the image' 't'
-FLAGS_HELP="Usage: $0 [-s] [-d] [-t tag] [directory] [name]
 
-Builds an image from the Containerfile and (optionally) Systemdfile in a
-directory passed as the first argument, and names the image after the second
-argument. If no first argument is given, the current working directory is
-used. If no second argument is given, the image is named after the directory.
+FLAGS_HELP="Usage: $0 [-sd] [-t tag] [directory] [name]
+
+Builds an image from the Containerfile and (optionally) Systemdfile in the
+specified directory, and tags the image with the given name. If no directory
+argument is given, the current working directory is used. If no name argument
+is given, the image is named after the directory.
 "
 FLAGS "$@" || exit $?
 eval set -- "${FLAGS_ARGV}"
diff --git a/bin/pdm-launch b/bin/pdm-launch
index fad92fd..f88bba9 100755
--- a/bin/pdm-launch
+++ b/bin/pdm-launch
@@ -1,28 +1,36 @@
 #!/bin/bash
-
+################################################################################
 # Handle flags
 source shflags
 DEFINE_boolean 'overwrite' false 'Overwrite container if one with same name already exists.' 'o'
-DEFINE_boolean 'config' false "Automatically configure container with deploy options stored in image metadata." 'c'
-DEFINE_string 'deployopts' 'deployopts' 'Image metadata label from which to get the deploy options.' 'd'
-FLAGS_HELP="Usage: $0 [-o] [-d label] image [name]
+DEFINE_boolean 'config' false 'Automatically configure container with deploy options stored in image metadata.' 'c'
+DEFINE_string 'label' 'deployopts' 'Image metadata label from which to get the deploy options.' 'l'
+
+FLAGS_HELP="Usage: $0 [-oc] [-d label] [image] [name]
 
-Creates and starts a container from the specified image. If a second
-argument is given, the container name is set to that string. Otherwise, the
-container is given the same name as the image.
+Creates and starts a container from the specified image, and assigns it the
+specified name. If no image argument is given, uses the current working
+directory as the name of the image. If no name argument is given, the container
+is given the same name as the image.
 "
 FLAGS "$@" || exit $?
 eval set -- "${FLAGS_ARGV}"
 
-if [[ -n $1 ]]; then
-        image=$1
-else
-        echo "Error: need image name"
+# Handle errors/arguments/cases
+if [[ $# -gt 2 ]]; then
+        echo "Error: too many arguments"
         echo ""
         flags_help
         exit 1
 fi
 
+if [[ -n $1 ]]; then
+        image=$1
+else
+        echo "Warning: No image name given. Assuming image name from current working directory."
+	image=$(basename $(pwd))
+fi
+
 if [[ -n $2 ]]; then
         name=$2
 else
@@ -30,10 +38,10 @@ else
 fi
 
 if [[ $FLAGS_config == $FLAGS_TRUE ]]; then
-        echo "Getting deploy options from image metadata label \"$FLAGS_deployopts\" ..."
-        deployopts=$(podman image inspect -f "{{ .Config.Labels.${FLAGS_deployopts} }}" $image)
+        echo "Getting deploy options from image metadata label \"$FLAGS_label\" ..."
+        deployopts=$(podman image inspect -f "{{ .Config.Labels.${FLAGS_label} }}" $image)
         if [[ $deployopts == "<no value>" ]]; then
-                echo "Error: image metadata label \"$FLAGS_deployopts\" is empty or nonexistent."
+                echo "Error: image metadata label \"$FLAGS_label\" is empty or nonexistent."
                 exit 2
         fi
 else
@@ -44,6 +52,5 @@ if [[ $FLAGS_overwrite ]]; then
         podman rm -i -f $name
 fi
 
-podman create --name $name $deployopts $image
-podman start $name
+podman run -itd --name $name --hostname $name $deployopts $image
 echo "Done!"