Web Services

This command is for advanced users wanting to directly access to the REST API of Opal server.

opal rest <PATH> <CREDENTIALS> [OPTIONS] [EXTRAS]

Arguments

Argument	Description
PATH	Web service path, for instance: /project/xxx

Options

Option	Description
--method METHOD, -m METHOD	HTTP method: GET (default), POST, PUT, DELETE, OPTIONS.
--accept ACCEPT, -a ACCEPT	Accept header (default is application/json).
--content-type CONTENT_TYPE, -ct CONTENT_TYPE	Content-Type header (default is application/json).
--headers HEADERS, -hs HEADERS	Custom headers in the form of: { “Key1”: “Value1”, “Key2”: “Value2” }

Credentials

Authentication can be done by username/password credentials OR by personal access token OR by certificate/private key pair (two-way SSL authentication).

Option	Description
--opal OPAL, -o OPAL	Opal server base url
--user USER, -u USER	Credentials auth: user name (requires a password)
--password PASSWORD, -p PASSWORD	Credentials auth: user password (requires a user name)
--token TOKEN, -tk TOKEN	Token auth: user’s personal access token
--ssl-cert SSL_CERT, -sc SSL_CERT	Two-way SSL auth: certificate/public key file (requires a private key)
--ssl-key SSL_KEY, -sk SSL_KEY	Two-way SSL auth: private key file (requires a certificate)

Extras

Option	Description
-h, --help	Show the command help’s message.
--verbose, -v	Verbose output.
--json, -j	Output pretty-print JSON

Example

Get the list of all datasources:

opal rest /datasources --opal https://opal-demo.obiba.org --user administrator --password password --json

Get the list of all tables of datasource ‘medications’:

opal rest /datasource/medications/tables --opal https://opal-demo.obiba.org --user administrator --password password --json

Get the list of tables with entity id ‘6397957’ of type ‘Participant’:

opal rest /entity/6397957/type/Participant/tables --opal https://opal-demo.obiba.org --user administrator --password password --json