feat: add PSK for external provisionerd auth (#8877)

Signed-off-by: Spike Curtis <spike@coder.com>

docs/api/general.md

@@ -305,6 +305,7 @@ curl -X GET http://coder-server:8080/api/v2/deployment/config \
     "provisioner": {
       "daemon_poll_interval": 0,
       "daemon_poll_jitter": 0,
+      "daemon_psk": "string",
       "daemons": 0,
       "daemons_echo": true,
       "force_cancel_interval": 0

docs/api/schemas.md

@@ -2099,6 +2099,7 @@ AuthorizationObject can represent a "set" of objects, such as: all workspaces in
     "provisioner": {
       "daemon_poll_interval": 0,
       "daemon_poll_jitter": 0,
+      "daemon_psk": "string",
       "daemons": 0,
       "daemons_echo": true,
       "force_cancel_interval": 0
@@ -2456,6 +2457,7 @@ AuthorizationObject can represent a "set" of objects, such as: all workspaces in
   "provisioner": {
     "daemon_poll_interval": 0,
     "daemon_poll_jitter": 0,
+    "daemon_psk": "string",
     "daemons": 0,
     "daemons_echo": true,
     "force_cancel_interval": 0
@@ -3485,6 +3487,7 @@ AuthorizationObject can represent a "set" of objects, such as: all workspaces in
 {
   "daemon_poll_interval": 0,
   "daemon_poll_jitter": 0,
+  "daemon_psk": "string",
   "daemons": 0,
   "daemons_echo": true,
   "force_cancel_interval": 0
@@ -3497,6 +3500,7 @@ AuthorizationObject can represent a "set" of objects, such as: all workspaces in
 | ----------------------- | ------- | -------- | ------------ | ----------- |
 | `daemon_poll_interval`  | integer | false    |              |             |
 | `daemon_poll_jitter`    | integer | false    |              |             |
+| `daemon_psk`            | string  | false    |              |             |
 | `daemons`               | integer | false    |              |             |
 | `daemons_echo`          | boolean | false    |              |             |
 | `force_cancel_interval` | integer | false    |              |             |

docs/cli/provisionerd_start.md

@@ -42,6 +42,15 @@ How often to poll for provisioner jobs.
 
 How much to jitter the poll interval by.
 
+### --psk
+
+|             |                                            |
+| ----------- | ------------------------------------------ |
+| Type        | <code>string</code>                        |
+| Environment | <code>$CODER_PROVISIONER_DAEMON_PSK</code> |
+
+Pre-shared key to authenticate with Coder server.
+
 ### -t, --tag
 
 |             |                                       |

docs/cli/server.md

@@ -668,6 +668,16 @@ Collect database metrics (may increase charges for metrics storage).
 
 Serve prometheus metrics on the address defined by prometheus address.
 
+### --provisioner-daemon-psk
+
+|             |                                            |
+| ----------- | ------------------------------------------ |
+| Type        | <code>string</code>                        |
+| Environment | <code>$CODER_PROVISIONER_DAEMON_PSK</code> |
+| YAML        | <code>provisioning.daemonPSK</code>        |
+
+Pre-shared key to authenticate external provisioner daemons to Coder server.
+
 ### --provisioner-daemons
 
 |             |                                         |