launch local couchdb

pyttoresque/app/__init__.py

@@ -8,6 +8,8 @@
 from jupyter_server.extension.application import ExtensionApp, ExtensionAppJinjaMixin
 from tornado.web import addslash
 from traitlets import Bool
+from subprocess import Popen
+from shutil import which
 
 HERE = os.path.dirname(__file__)
 
@@ -42,7 +44,7 @@ class Mosaic(ExtensionAppJinjaMixin, ExtensionApp):
     static_paths = [os.path.join(HERE, "static")]
     template_paths = [os.path.join(HERE, "templates")]
 
-    couchdb = Bool(help="Use localhost CouchDB instead of PouchDB").tag(config=True)
+    couchdb = Bool(help="Launch localhost CouchDB instead of using PouchDB").tag(config=True)
 
     def initialize_settings(self):
         self.settings["mosaic_couchdb"] = self.couchdb
@@ -54,15 +56,19 @@ def initialize_handlers(self):
 
         super().initialize_handlers()
 
+        binpath = which('couchdb')
+        if binpath and self.couchdb:
+            Popen([binpath, '-couch_ini', os.path.join(HERE, "static", "local.ini")])
+
 
 def main():
     Mosaic.launch_instance()
 
 
-def setup_pouchdb():
+def setup_couchdb():
     return {
         # hardcode port for backend access
-        'command': ['pouchdb-server', '-p', '{port}'],
+        'command': ['couchdb', '-couch_ini', os.path.join(HERE, "static", "local.ini")],
         'port': 5984
     }
 

pyttoresque/app/static/local.ini

@@ -0,0 +1,101 @@
+; CouchDB Configuration Settings
+
+; Custom settings should be made in this file. They will override settings
+; in default.ini, but unlike changes made to default.ini, this file won't be
+; overwritten on server upgrade.
+
+[couchdb]
+;max_document_size = 4294967296 ; bytes
+single_node=true
+
+[httpd]
+;port = 5984
+;bind_address = 127.0.0.1
+; Options for the MochiWeb HTTP server.
+;server_options = [{backlog, 128}, {acceptor_pool_size, 16}]
+; For more socket options, consult Erlang's module 'inet' man page.
+;socket_options = [{recbuf, 262144}, {sndbuf, 262144}, {nodelay, true}]
+
+; Uncomment next line to trigger basic-auth popup on unauthorized requests.
+;WWW-Authenticate = Basic realm="administrator"
+
+; Uncomment next line to set the configuration modification whitelist. Only
+; whitelisted values may be changed via the /_config URLs. To allow the admin
+; to change this value over HTTP, remember to include {httpd,config_whitelist}
+; itself. Excluding it from the list would require editing this file to update
+; the whitelist.
+;config_whitelist = [{httpd,config_whitelist}, {log,level}, {etc,etc}]
+enable_cors = true
+
+[cors]
+origins = *
+credentials = true
+methods = GET, PUT, POST, HEAD, DELETE
+headers = accept, authorization, content-type, origin, referer, x-csrf-token
+
+[httpd_global_handlers]
+;_google = {couch_httpd_proxy, handle_proxy_req, <<"http://www.google.com">>}
+
+[couch_httpd_auth]
+; If you set this to true, you should also uncomment the WWW-Authenticate line
+; above. If you don't configure a WWW-Authenticate header, CouchDB will send
+; Basic realm="server" in order to prevent you getting logged out.
+; require_valid_user = false
+
+[log]
+;level = debug
+
+[log_level_by_module]
+; In this section you can specify any of the four log levels 'none', 'info',
+; 'error' or 'debug' on a per-module basis. See src/*/*.erl for various
+; modules.
+;couch_httpd = error
+
+
+[os_daemons]
+; For any commands listed here, CouchDB will attempt to ensure that
+; the process remains alive. Daemons should monitor their environment
+; to know when to exit. This can most easily be accomplished by exiting
+; when stdin is closed.
+;foo = /path/to/command -with args
+
+[daemons]
+; enable SSL support by uncommenting the following line and supply the PEM's below.
+; the default ssl port CouchDB listens on is 6984
+; httpsd = {couch_httpd, start_link, [https]}
+
+[ssl]
+;cert_file = /full/path/to/server_cert.pem
+;key_file = /full/path/to/server_key.pem
+;password = somepassword
+; set to true to validate peer certificates
+verify_ssl_certificates = false
+; Path to file containing PEM encoded CA certificates (trusted
+; certificates used for verifying a peer certificate). May be omitted if
+; you do not want to verify the peer.
+;cacert_file = /full/path/to/cacertf
+; The verification fun (optional) if not specified, the default
+; verification fun will be used.
+;verify_fun = {Module, VerifyFun}
+; maximum peer certificate depth
+ssl_certificate_max_depth = 1
+
+; To enable Virtual Hosts in CouchDB, add a vhost = path directive. All requests to
+; the Virual Host will be redirected to the path. In the example below all requests
+; to http://example.com/ are redirected to /database.
+; If you run CouchDB on a specific port, include the port number in the vhost:
+; example.com:5984 = /database
+[vhosts]
+;example.com = /database/
+
+[update_notification]
+;unique notifier name=/full/path/to/exe -with "cmd line arg"
+
+; To create an admin account uncomment the '[admins]' section below and add a
+; line in the format 'username = password'. When you next start CouchDB, it
+; will change the password to a hash (so that your passwords don't linger
+; around in plain-text files). You can add more admin accounts with more
+; 'username = password' lines. Don't forget to restart CouchDB after
+; changing this.
+[admins]
+admin = admin

pyttoresque/app/templates/editor.html

@@ -30,7 +30,7 @@
   <div id="mosaic_editor"></div>
   <script>
     {% if couchdb %}
-    window.dburl = "http://localhost:5984"
+    window.dburl = "http://admin:admin@localhost:5984"
     {% endif %}
     window.notebookurl = "../../lab"
     window.simulatorurl = "../../panel/app"

pyttoresque/app/templates/libman.html

@@ -30,7 +30,7 @@
   <div id="mosaic_libman"></div>
   <script>
     {% if couchdb %}
-    window.dburl = "http://localhost:5984"
+    window.dburl = "http://admin:admin@localhost:5984"
     {% endif %}
   </script>
   <script src="{{ static_url('common.js') }}"></script>

setup.py

@@ -56,7 +56,7 @@
         ],
         'jupyter_serverproxy_servers': [
             # name = packagename:function_name
-            # 'pouchdb = pyttoresque.app:setup_pouchdb',
+            # 'couchdb = pyttoresque.app:setup_couchdb',
             'panel = pyttoresque.app:setup_panel',
         ]
     },