From 6a249ca1dd62d1e6b71acfe670f20443b4d30b79 Mon Sep 17 00:00:00 2001
From: Yann DEMOULIN <yann.demoulin@gmail.com>
Date: Tue, 7 Jan 2025 22:23:27 +0100
Subject: [PATCH] Create script for deploy certificate on Proxmox Backup Server

---
 deploy/proxmoxbs.sh | 120 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 deploy/proxmoxbs.sh

diff --git a/deploy/proxmoxbs.sh b/deploy/proxmoxbs.sh
new file mode 100644
index 00000000..d1146454
--- /dev/null
+++ b/deploy/proxmoxbs.sh
@@ -0,0 +1,120 @@
+#!/usr/bin/env sh
+
+# Deploy certificates to a proxmox backup server using the API.
+#
+# Environment variables that can be set are:
+# `DEPLOY_PROXMOXBS_SERVER`: The hostname of the proxmox backup server. Defaults to
+#                            _cdomain.
+# `DEPLOY_PROXMOXBS_SERVER_PORT`: The port number the management interface is on.
+#                                 Defaults to 8007.
+# `DEPLOY_PROXMOXBS_USER`: The user we'll connect as. Defaults to root.
+# `DEPLOY_PROXMOXBS_USER_REALM`: The authentication realm the user authenticates
+#                                with. Defaults to pam.
+# `DEPLOY_PROXMOXBS_API_TOKEN_NAME`: The name of the API token created for the
+#                                    user account. Defaults to acme.
+# `DEPLOY_PROXMOXBS_API_TOKEN_KEY`: The API token. Required.
+
+proxmoxbs_deploy() {
+  _cdomain="$1"
+  _ckey="$2"
+  _ccert="$3"
+  _cca="$4"
+  _cfullchain="$5"
+
+  _debug _cdomain "$_cdomain"
+  _debug2 _ckey "$_ckey"
+  _debug _ccert "$_ccert"
+  _debug _cca "$_cca"
+  _debug _cfullchain "$_cfullchain"
+
+  # "Sane" defaults.
+  _getdeployconf DEPLOY_PROXMOXBS_SERVER
+  if [ -z "$DEPLOY_PROXMOXBS_SERVER" ]; then
+    _target_hostname="$_cdomain"
+  else
+    _target_hostname="$DEPLOY_PROXMOXBS_SERVER"
+    _savedeployconf DEPLOY_PROXMOXBS_SERVER "$DEPLOY_PROXMOXBS_SERVER"
+  fi
+  _debug2 DEPLOY_PROXMOXBS_SERVER "$_target_hostname"
+
+  _getdeployconf DEPLOY_PROXMOXBS_SERVER_PORT
+  if [ -z "$DEPLOY_PROXMOXBS_SERVER_PORT" ]; then
+    _target_port="8007"
+  else
+    _target_port="$DEPLOY_PROXMOXBS_SERVER_PORT"
+    _savedeployconf DEPLOY_PROXMOXBS_SERVER_PORT "$DEPLOY_PROXMOXBS_SERVER_PORT"
+  fi
+  _debug2 DEPLOY_PROXMOXBS_SERVER_PORT "$_target_port"
+
+  # Complete URL.
+  _target_url="https://${_target_hostname}:${_target_port}/api2/json/nodes/localhost/certificates/custom"
+  _debug TARGET_URL "$_target_url"
+
+  # More "sane" defaults.
+  _getdeployconf DEPLOY_PROXMOXBS_USER
+  if [ -z "$DEPLOY_PROXMOXBS_USER" ]; then
+    _proxmoxbs_user="root"
+  else
+    _proxmoxbs_user="$DEPLOY_PROXMOXBS_USER"
+    _savedeployconf DEPLOY_PROXMOXBS_USER "$DEPLOY_PROXMOXBS_USER"
+  fi
+  _debug2 DEPLOY_PROXMOXBS_USER "$_proxmoxbs_user"
+
+  _getdeployconf DEPLOY_PROXMOXBS_USER_REALM
+  if [ -z "$DEPLOY_PROXMOXBS_USER_REALM" ]; then
+    _proxmoxbs_user_realm="pam"
+  else
+    _proxmoxbs_user_realm="$DEPLOY_PROXMOXBS_USER_REALM"
+    _savedeployconf DEPLOY_PROXMOXBS_USER_REALM "$DEPLOY_PROXMOXBS_USER_REALM"
+  fi
+  _debug2 DEPLOY_PROXMOXBS_USER_REALM "$_proxmoxbs_user_realm"
+
+  _getdeployconf DEPLOY_PROXMOXBS_API_TOKEN_NAME
+  if [ -z "$DEPLOY_PROXMOXBS_API_TOKEN_NAME" ]; then
+    _proxmoxbs_api_token_name="acme"
+  else
+    _proxmoxbs_api_token_name="$DEPLOY_PROXMOXBS_API_TOKEN_NAME"
+    _savedeployconf DEPLOY_PROXMOXBS_API_TOKEN_NAME "$DEPLOY_PROXMOXBS_API_TOKEN_NAME"
+  fi
+  _debug2 DEPLOY_PROXMOXBS_API_TOKEN_NAME "$_proxmoxbs_api_token_name"
+
+  # This is required.
+  _getdeployconf DEPLOY_PROXMOXBS_API_TOKEN_KEY
+  if [ -z "$DEPLOY_PROXMOXBS_API_TOKEN_KEY" ]; then
+    _err "API key not provided."
+    return 1
+  else
+    _proxmoxbs_api_token_key="$DEPLOY_PROXMOXBS_API_TOKEN_KEY"
+    _savedeployconf DEPLOY_PROXMOXBS_API_TOKEN_KEY "$DEPLOY_PROXMOXBS_API_TOKEN_KEY"
+  fi
+  _debug2 DEPLOY_PROXMOXBS_API_TOKEN_KEY "$_proxmoxbs_api_token_key"
+
+  # PBS API Token header value. Used in "Authorization: PBSAPIToken".
+  _proxmoxbs_header_api_token="${_proxmoxbs_user}@${_proxmoxbs_user_realm}!${_proxmoxbs_api_token_name}:${_proxmoxbs_api_token_key}"
+  _debug2 "Auth Header" "$_proxmoxbs_header_api_token"
+
+  # Ugly. I hate putting heredocs inside functions because heredocs don't
+  # account for whitespace correctly but it _does_ work and is several times
+  # cleaner than anything else I had here.
+  #
+  # This dumps the json payload to a variable that should be passable to the
+  # _psot function.
+  _json_payload=$(
+    cat <<HEREDOC
+{
+  "certificates": "$(tr '\n' ':' <"$_cfullchain" | sed 's/:/\\n/g')",
+  "key": "$(tr '\n' ':' <"$_ckey" | sed 's/:/\\n/g')",
+  "node":"localhost",
+  "restart":true,
+  "force":true
+}
+HEREDOC
+  )
+  _debug2 Payload "$_json_payload"
+
+  _info "Push certificates to server"
+  export HTTPS_INSECURE=1
+  export _H1="Authorization: PBSAPIToken=${_proxmoxbs_header_api_token}"
+  _post "$_json_payload" "$_target_url" "" POST "application/json"
+
+}