New secretmgr
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../../../secretmgr/convertsecrets
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[secrets."d53/gandi_api_key"]
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type = 'user'
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description = 'Gandi API key'
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USER Gandi API key
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[secrets."directory/ldap_base_dn"]
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type = 'user'
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description = 'LDAP base DN for everything (e.g. dc=example,dc=com)'
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[secrets."directory/guichet/smtp_user"]
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type = 'user'
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description = 'SMTP username'
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[secrets."directory/guichet/s3_access_key"]
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type = 'user'
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description = 'Garage access key for Guichet profile pictures'
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[secrets."directory/guichet/s3_endpoint"]
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type = 'user'
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description = 'S3 endpoint URL'
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[secrets."directory/guichet/s3_region"]
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type = 'user'
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description = 'S3 region'
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[secrets."directory/guichet/smtp_pass"]
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type = 'user'
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description = 'SMTP password'
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[secrets."directory/guichet/web_hostname"]
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type = 'user'
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description = 'Public hostname from which Guichet is accessible via HTTP (e.g. guichet.example.com)'
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[secrets."directory/guichet/s3_bucket"]
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type = 'user'
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description = 'S3 bucket in which to store data files (such as profile pictures)'
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[secrets."directory/guichet/smtp_server"]
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type = 'user'
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description = 'SMTP server address (hostname:port)'
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[secrets."directory/guichet/s3_secret_key"]
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type = 'user'
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description = 'Garage secret key for Guichet profile pictures'
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[secrets."directory/guichet/mail_from"]
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type = 'user'
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description = 'E-mail address from which to send welcome emails to new users'
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[secrets."directory/guichet/mail_domain"]
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type = 'user'
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description = 'E-mail domain for new users (e.g. example.com)'
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USER E-mail domain for new users (e.g. example.com)
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USER E-mail address from which to send welcome emails to new users
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USER Garage access key for Guichet profile pictures
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USER S3 bucket in which to store data files (such as profile pictures)
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USER S3 endpoint URL
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USER S3 region
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USER Garage secret key for Guichet profile pictures
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USER SMTP password
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USER SMTP server address (hostname:port)
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USER SMTP username
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USER Public hostname from which Guichet is accessible via HTTP (e.g. guichet.example.com)
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USER LDAP base DN for everything (e.g. dc=example,dc=com)
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[service_users."dummy"]
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description = 'Service user for dummy database access'
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username_secret = "dummy/db_username"
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password_secret = "dummy/db_password"
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rotate_password = true
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[secrets."dummy/s3_access_key"]
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type = 'user'
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description = 'S3 access key ID for database storage'
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[secrets."dummy/s3_secret_key"]
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description = 'S3 secret key for database storage'
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type = 'user'
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[secrets."dummy/public_domain"]
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description = 'Publicly accessible domain for dummy resource'
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type = 'user'
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[secrets."dummy/form_secret"]
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description = 'Form secret for dummy web pages'
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type = 'command'
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command = 'openssl rand -base64 42'
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rotate = true
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[secrets."dummy/signing_key"]
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description = 'Key to use to sign dummy service data'
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type = 'command'
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command = 'openssl rand -base64 42'
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[secrets."dummy/rpc_secret"]
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description = 'RPC secret for communication between dummy nodes'
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type = 'command'
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command = 'openssl rand -base64 42'
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rotate = true
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[secrets."garage-staging/admin_token"]
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type = 'command'
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rotate = true
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command = 'openssl rand -hex 32'
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[secrets."garage-staging/rpc_secret"]
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type = 'command'
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rotate = true
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command = 'openssl rand -hex 32'
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[secrets."garage-staging/metrics_token"]
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type = 'command'
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rotate = true
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command = 'openssl rand -hex 32'
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CMD openssl rand -hex 32
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CMD openssl rand -hex 32
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CMD openssl rand -hex 32
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[secrets."synapse/s3_access_key"]
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type = 'user'
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description = 'S3 access key ID for database storage'
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[secrets."synapse/form_secret"]
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type = 'command'
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rotate = true
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command = 'openssl rand -base64 42'
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[secrets."synapse/signing_key"]
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type = 'user'
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description = 'Signing key for messages'
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[secrets."synapse/macaroon_secret_key"]
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type = 'command'
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rotate = true
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command = 'openssl rand -base64 42'
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[secrets."synapse/registration_shared_secret"]
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type = 'command'
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rotate = true
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command = 'openssl rand -base64 42'
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[secrets."synapse/s3_secret_key"]
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type = 'user'
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description = 'S3 secret key for database storage'
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CMD openssl rand -base64 42
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CMD openssl rand -base64 42
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CMD openssl rand -base64 42
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USER S3 access key ID for database storage
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USER S3 secret key for database storage
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USER Signing key for messages
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[secrets."telemetry/grafana/s3_access_key"]
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type = 'user'
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description = 'S3 access key for grafana db'
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[secrets."telemetry/grafana/admin_password"]
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type = 'command'
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rotate = true
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command = 'openssl rand -base64 12'
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[secrets."telemetry/grafana/s3_secret_key"]
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type = 'user'
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description = 'S3 secret key for grafana db'
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CMD openssl rand -base64 12
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USER S3 access key for grafana db
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USER S3 secret key for grafana db
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[ldap]
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server = "ldap://localhost:1389"
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service_dn_suffix = "ou=services,ou=users,dc=staging,dc=deuxfleurs,dc=org"
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admin_dn = "cn=admin,dc=staging,dc=deuxfleurs,dc=org"
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admin_password_secret = "directory/admin_password"
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[constants]
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"dummy/public_domain" = "dummy.staging.deuxfleurs.org"
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"dummy/test_constant" = "test value"
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#!/usr/bin/env nix-shell
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#!nix-shell -i python3 -p "python3.withPackages(ps: [ ps.pip ps.consul ps.ldap ps.passlib ps.requests ps.six ])"
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# DEPENDENCY: python-consul
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import consul
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# DEPENDENCY: python-ldap
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import ldap
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# DEPENDENCY: passlib
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from passlib.hash import ldap_salted_sha1
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import os
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import sys
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import glob
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import subprocess
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import getpass
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import base64
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from secrets import token_bytes
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"""
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TODO: this will be a utility to handle secrets in the Consul database
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for the various components of the Deuxfleurs infrastructure
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Functionnalities:
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- check that secrets are correctly configured
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- help user fill in secrets
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- create LDAP service users and fill in corresponding secrets
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- maybe one day: manage SSL certificates and keys
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It uses files placed in <module_name>/secrets/* to know what secrets
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it should handle. These secret files contain directives for what to do
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about these secrets.
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Example directives:
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USER <description>
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(a secret that must be filled in by the user)
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USER_LONG <description>
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(the same, indicates that the secret fits on several lines)
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CMD <command>
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(a secret that is generated by running this command)
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CMD_ONCE <command>
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(same, but value is not changed when doing a regen)
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CONST <constant value>
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(the secret has a constant value set here)
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CONST_LONG
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<constant value, several lines>
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(same)
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SERVICE_DN <service name> <service description>
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(the LDAP DN of a service user)
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SERVICE_PASSWORD <service name>
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(the LDAP password for the corresponding service user)
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SSL_CERT <cert name> <list of domains>
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(a SSL domain for the given domains)
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SSL_KEY <cert name>
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(the SSL key going with corresponding certificate)
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RSA_PUBLIC_KEY <key name> <key description>
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(a public RSA key)
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RSA_PRIVATE_KEY <key name>
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(the corresponding private RSA key)
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"""
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# Parameters
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LDAP_URL = "ldap://localhost:1389"
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SERVICE_DN_SUFFIX = "ou=services,ou=users,dc=deuxfleurs,dc=fr"
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consul_server = consul.Consul()
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# ----
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USER = "USER"
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USER_LONG = "USER_LONG"
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CMD = "CMD"
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CMD_ONCE = "CMD_ONCE"
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CONST = "CONST"
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CONST_LONG = "CONST_LONG"
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SERVICE_DN = "SERVICE_DN"
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SERVICE_PASSWORD = "SERVICE_PASSWORD"
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SSL_CERT = "SSL_CERT"
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SSL_KEY = "SSL_KEY"
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RSA_PUBLIC_KEY = "RSA_PUBLIC_KEY"
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RSA_PRIVATE_KEY = "RSA_PRIVATE_KEY"
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class bcolors:
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HEADER = '\033[95m'
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OKBLUE = '\033[94m'
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OKCYAN = '\033[96m'
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OKGREEN = '\033[92m'
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WARNING = '\033[93m'
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FAIL = '\033[91m'
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ENDC = '\033[0m'
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BOLD = '\033[1m'
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UNDERLINE = '\033[4m'
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def read_secret(key, file_path):
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lines = [l.strip() for l in open(file_path, "r")]
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if len(lines) == 0:
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print(bcolors.FAIL, "ERROR:", bcolors.ENDC, "Empty file in", file_path)
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sys.exit(-1)
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l0 = lines[0].split(" ")
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stype = l0[0]
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secret = {"type": stype, "key": key}
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if stype in [USER, USER_LONG]:
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secret["desc"] = " ".join(l0[1:])
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elif stype in [CMD, CMD_ONCE]:
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secret["cmd"] = " ".join(l0[1:])
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elif stype == CONST:
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secret["value"] = " ".join(l0[1:])
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elif stype == CONST_LONG:
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secret["value"] = "\n".join(lines[1:])
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elif stype in [SERVICE_DN, SERVICE_PASSWORD]:
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secret["service"] = l0[1]
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if stype == SERVICE_DN:
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secret["service_desc"] = " ".join(l0[2:])
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elif stype in [SSL_CERT, SSL_KEY]:
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secret["cert_name"] = l0[1]
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if stype == SSL_CERT:
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secret["cert_domains"] = l0[2:]
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elif stype in [RSA_PUBLIC_KEY, RSA_PRIVATE_KEY]:
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secret["key_name"] = l0[1]
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if stype == RSA_PUBLIC_KEY:
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secret["key_desc"] = " ".join(l0[2:])
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else:
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print(bcolors.FAIL, "ERROR:", bcolors.ENDC, "Invalid secret type", stype, "in", file_path)
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sys.exit(-1)
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return secret
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def read_secrets(module_list):
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secrets = {}
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for mod in module_list:
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for file_path in glob.glob(mod.strip('/') + "/secrets/**", recursive=True):
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if os.path.isfile(file_path):
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key = '/'.join(file_path.split("/")[1:])
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secrets[key] = read_secret(key, file_path)
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return secrets
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def convert_secrets(module_list):
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for mod in module_list:
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print("converting module: ", mod)
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secrets = read_secrets([mod])
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with open(os.path.join(mod.strip('/'), "secrets.toml"), "w") as file:
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for (secret_key, secret) in secrets.items():
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file.write("[secrets.\"{}\"]\n".format("/".join(secret_key.split("/")[1:])))
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ty = secret["type"]
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if ty in [CMD, CMD_ONCE]:
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newsecret = {
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"type": "command",
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"rotate": ty != "CMD_ONCE",
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"command": secret["cmd"],
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}
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elif ty in [USER, USER_LONG]:
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newsecret = {
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"type": "user",
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"multiline": ty == "USER_LONG",
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"description": secret["desc"],
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}
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elif ty in [CONST, CONST_LONG]:
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newsecret = {
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"type": "constant",
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"value": secret["value"],
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}
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else:
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newsecret = {
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"type": secret["type"],
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}
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if "service_desc" in secret:
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newsecret["description"] = secret["service_desc"]
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if "key_desc" in secret:
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newsecret["description"] = secret["key_desc"]
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if "cert_name" in secret:
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newsecret["name"] = secret["cert_name"]
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if "key_name" in secret:
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newsecret["name"] = secret["key_name"]
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for k in ["service", "cert_domains"]:
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if k in secret:
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newsecret[k] = secret[k]
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for (k, v) in newsecret.items():
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if type(v) == bool:
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if v:
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file.write("{} = true\n".format(k))
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elif type(v) == str:
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file.write("{} = {}\n".format(k, repr(v)))
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else:
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print("invalid value: ", v)
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file.write("\n")
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# ---- MAIN ----
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if __name__ == "__main__":
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for i, val in enumerate(sys.argv):
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if val == "convert":
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convert_secrets(sys.argv[i+1:])
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break
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else:
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print("Usage:")
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print(" convertsecrets convert <module name>...")
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# vim: set sts=4 ts=4 sw=4 tw=0 ft=python et :
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455
dev_secretmgr
455
dev_secretmgr
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#!/usr/bin/env nix-shell
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#!nix-shell -i python3 -p "python3.withPackages(ps: [ ps.pip ps.consul ps.ldap ps.passlib ps.requests ps.six ps.toml ])"
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# DEPENDENCY: python-consul
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import consul
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# DEPENDENCY: python-ldap
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import ldap
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# DEPENDENCY: passlib
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from passlib.hash import ldap_salted_sha1
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# DEPENDENCY: toml
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import toml
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import os
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import sys
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import glob
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import subprocess
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import getpass
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import base64
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from secrets import token_bytes
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"""
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TODO: this will be a utility to handle secrets in the Consul database
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for the various components of the Deuxfleurs infrastructure
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Functionnalities:
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- check that secrets are correctly configured
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- help user fill in secrets
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- create LDAP service users and fill in corresponding secrets
|
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- maybe one day: manage SSL certificates and keys
|
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|
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It uses files placed in <module_name>/secrets/* to know what secrets
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it should handle. These secret files contain directives for what to do
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about these secrets.
|
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Example directives:
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USER <description>
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(a secret that must be filled in by the user)
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USER_LONG <description>
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(the same, indicates that the secret fits on several lines)
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CMD <command>
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(a secret that is generated by running this command)
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CMD_ONCE <command>
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(same, but value is not changed when doing a regen)
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|
||||
CONST <constant value>
|
||||
(the secret has a constant value set here)
|
||||
|
||||
CONST_LONG
|
||||
<constant value, several lines>
|
||||
(same)
|
||||
|
||||
SERVICE_DN <service name> <service description>
|
||||
(the LDAP DN of a service user)
|
||||
|
||||
SERVICE_PASSWORD <service name>
|
||||
(the LDAP password for the corresponding service user)
|
||||
|
||||
SSL_CERT <cert name> <list of domains>
|
||||
(a SSL domain for the given domains)
|
||||
|
||||
SSL_KEY <cert name>
|
||||
(the SSL key going with corresponding certificate)
|
||||
|
||||
RSA_PUBLIC_KEY <key name> <key description>
|
||||
(a public RSA key)
|
||||
|
||||
RSA_PRIVATE_KEY <key name>
|
||||
(the corresponding private RSA key)
|
||||
"""
|
||||
|
||||
|
||||
# Parameters
|
||||
LDAP_URL = "ldap://localhost:1389"
|
||||
SERVICE_DN_SUFFIX = "ou=services,ou=users,dc=deuxfleurs,dc=fr"
|
||||
consul_server = consul.Consul()
|
||||
|
||||
|
||||
# ---- UTIL ----
|
||||
|
||||
class bcolors:
|
||||
HEADER = '\033[95m'
|
||||
OKBLUE = '\033[94m'
|
||||
OKCYAN = '\033[96m'
|
||||
OKGREEN = '\033[92m'
|
||||
WARNING = '\033[93m'
|
||||
FAIL = '\033[91m'
|
||||
ENDC = '\033[0m'
|
||||
BOLD = '\033[1m'
|
||||
UNDERLINE = '\033[4m'
|
||||
|
||||
ldap_admin_conn = None
|
||||
def get_ldap_admin_conn():
|
||||
global ldap_admin_conn
|
||||
if ldap_admin_conn is None:
|
||||
ldap_admin_conn = ldap.initialize(LDAP_URL)
|
||||
ldap_user = input("LDAP admin user (full DN, please!): ")
|
||||
ldap_pass = getpass.getpass("LDAP admin password: ")
|
||||
ldap_admin_conn.simple_bind_s(ldap_user, ldap_pass)
|
||||
return ldap_admin_conn
|
||||
|
||||
# ---- SECRETS ----
|
||||
|
||||
class Secret:
|
||||
def __init__(self, key, description=None):
|
||||
self.consul_key = "secrets/" + key
|
||||
if description != None:
|
||||
self.description = description
|
||||
|
||||
def check(self, value):
|
||||
return True
|
||||
|
||||
def generate(self, old_value):
|
||||
pass
|
||||
|
||||
class UserSecret(Secret):
|
||||
def __init__(self, example=None, multiline=False, **kwargs):
|
||||
Secret.__init__(self, **kwargs)
|
||||
self.example = example
|
||||
self.multiline = multiline
|
||||
|
||||
def generate(self, old_value):
|
||||
print("Description:", self.description)
|
||||
print("Enter value for secret, or ^C to skip:")
|
||||
if self.multiline:
|
||||
print("THIS IS A LONG VALUE, ENTER SEVERAL LINES AND FINISH WITH A LINE CONTAINING A SINGLE .")
|
||||
try:
|
||||
lines = []
|
||||
while True:
|
||||
line = input().strip()
|
||||
if line == ".":
|
||||
break
|
||||
lines.append(line)
|
||||
return "\n".join(lines)
|
||||
except KeyboardInterrupt:
|
||||
return None
|
||||
else:
|
||||
try:
|
||||
while True:
|
||||
line = input().strip()
|
||||
if line != "":
|
||||
return line
|
||||
else:
|
||||
print("Please enter a non-empty value, or ^C to skip:")
|
||||
except KeyboardInterrupt:
|
||||
return None
|
||||
|
||||
class CommandSecret(Secret):
|
||||
def __init__(self, command, rotate=False, **kwargs):
|
||||
Secret.__init__(self, **kwargs)
|
||||
self.command = command
|
||||
self.rotate = rotate
|
||||
|
||||
def generate(self, old_value):
|
||||
if not self.rotate and old_value is not None:
|
||||
return None
|
||||
|
||||
print("Executing command:", self.command)
|
||||
return subprocess.check_output(["sh", "-c", self.command])
|
||||
|
||||
class ConstantSecret(Secret):
|
||||
def __init__(self, value, **kwargs):
|
||||
Secret.__init__(self, **kwargs)
|
||||
self.value = value
|
||||
|
||||
def check(self, value):
|
||||
return value == self.value
|
||||
|
||||
def generate(self, old_value):
|
||||
if old_value != self.value:
|
||||
return self.value
|
||||
else:
|
||||
return None
|
||||
|
||||
# ---- SERVICE USERS ----
|
||||
|
||||
class ServiceUserPasswordSecret:
|
||||
def __init__(self, service_user, **kwargs):
|
||||
Secret.__init__(self, **kwargs)
|
||||
self.service_user = service_user
|
||||
|
||||
def check(self, value):
|
||||
l = ldap.initialize(LDAP_URL)
|
||||
try:
|
||||
l.simple_bind_s(self.service_user.dn, value)
|
||||
return True
|
||||
except Exception as e:
|
||||
return False
|
||||
|
||||
def generate(self, old_value):
|
||||
if old_value != self.service_user.password:
|
||||
return self.service_user.password
|
||||
else:
|
||||
return None
|
||||
|
||||
class ServiceUser:
|
||||
def __init__(self, username, password_secret, user_dn_secret=None, user_name_secret=None, rotate_password=False):
|
||||
self.username = username
|
||||
self.password = None
|
||||
self.dn = "cn={},{}".format(self.username, SERVICE_DN_SUFFIX)
|
||||
self.rotate_password = rotate_password
|
||||
|
||||
self.username_secret = username_secret
|
||||
self.password_secret = password_secret
|
||||
self.dn_secret = dn_secret
|
||||
|
||||
def secrets(self):
|
||||
secrets = {}
|
||||
secrets[self.password_secret] = ServiceUserPasswordSecret(
|
||||
service_user=self,
|
||||
key=self.password_secret,
|
||||
description="LDAP password for service user {}".format(self.username),
|
||||
)
|
||||
if self.user_dn_secret != None:
|
||||
secrets[self.dn_secret] = ConstantSecret(
|
||||
key=self.dn_secret,
|
||||
value=self.dn,
|
||||
description="LDAP DN for service user {}".format(self.username),
|
||||
)
|
||||
if self.username_secret != None:
|
||||
secrets[self.username_secret] = ConstantSecret(
|
||||
key=self.username_secret,
|
||||
value=self.username,
|
||||
description="LDAP username for service user {}".format(self.username),
|
||||
)
|
||||
return secrets
|
||||
|
||||
# ---- READING secrets.toml FILES ----
|
||||
|
||||
class Config:
|
||||
def __init__(self, cluster_name):
|
||||
self.cluster_name = cluster_name
|
||||
self.app_path = os.path.join(".", "cluster", cluster_name)
|
||||
self.service_users = {}
|
||||
self.secrets = {}
|
||||
self.modules = []
|
||||
|
||||
def load_module(self, module_name)
|
||||
secrets_toml_path = os.path.join(self.app_path, module_name, "secrets.toml")
|
||||
|
||||
with open(secrets_toml_path) as f:
|
||||
secrets_toml = toml.load(f)
|
||||
|
||||
self.modules.append(module_name)
|
||||
|
||||
# Service users, and their associated secrets
|
||||
if "service_users" in secrets_toml:
|
||||
for (uname, uargs) in secrets_toml["service_users"].items():
|
||||
service_user = ServiceUser(uname, **uargs)
|
||||
for (skey, secret) in service_user.secrets():
|
||||
if skey in self.secrets:
|
||||
raise Exception("Duplicate secret: {}".format(skey))
|
||||
self.secrets[skey] = secret
|
||||
self.service_users[uname] = service_user
|
||||
|
||||
# Other secrets
|
||||
if "secrets" in secrets_toml:
|
||||
for (skey, sargs) in secrets_toml["secrets"].items():
|
||||
ty = sargs["type"]
|
||||
del sargs["type"]
|
||||
if ty == "user":
|
||||
secret = UserSecret(key=skey, **sargs)
|
||||
elif ty == "command":
|
||||
secret = CommandSecret(key=skey, **sargs)
|
||||
elif ty == "constant":
|
||||
secret = Constantsecret(key=skey, **sargs)
|
||||
else:
|
||||
raise Exception("Invalid secret type: {}".format(ty))
|
||||
if skey in self.secrets:
|
||||
raise Exception("Duplicate secret: {}".format(skey))
|
||||
self.secrets[skey] = secret
|
||||
|
||||
def check_secrets(self):
|
||||
print(":: Checking secrets...")
|
||||
for (_, secret) in self.secrets.items():
|
||||
_, data = consul_server.kv.get(secret.consul_key)
|
||||
if data is None:
|
||||
print(secret.consul_key, bcolors.FAIL, "x", bcolors.ENDC, " missing")
|
||||
elif not secret.check(data["Value"].decode('ascii').strip()):
|
||||
print(secret.consul_key, bcolors.FAIL, "x", bcolors.ENDC, " wrong value")
|
||||
else:
|
||||
print(secret.consul_key, bcolors.OKGREEN, "✓", bcolors.ENDC)
|
||||
print()
|
||||
|
||||
def gen_secrets(self):
|
||||
print(":: Generating missing secrets...")
|
||||
for (_, secret) in self.secrets.items():
|
||||
_, data = consul_server.kv.get(secret.consul_key)
|
||||
if data is None:
|
||||
value = secret.generate(None)
|
||||
if value != None:
|
||||
print("PUT {} = {}".format(secret.consul_key, value))
|
||||
print(bcolors.OKCYAN, "Value set.", bcolors.ENDC)
|
||||
else:
|
||||
print(bcolors.WARNING, "Skipped.", bcolors.ENDC)
|
||||
print()
|
||||
|
||||
def rotate_secrets(self):
|
||||
print(":: Rotating secrets...")
|
||||
for (_, secret) in self.secrets.items():
|
||||
print(": {} ({})".format(secret.consul_key, secret.__class__.__name__))
|
||||
_, data = consul_server.kv.get(secret.consul_key)
|
||||
if data is None:
|
||||
value = secret.generate(None)
|
||||
else:
|
||||
value = secret.generate(data["Value"].decode('ascii').strip())
|
||||
if value != None:
|
||||
print("PUT {} = {}".format(secret.consul_key, value))
|
||||
print(bcolors.OKCYAN, "Value set.", bcolors.ENDC)
|
||||
else:
|
||||
print(bcolors.WARNING, "Skipped.", bcolors.ENDC)
|
||||
print()
|
||||
|
||||
def check_secrets(modules):
|
||||
for mod in modules:
|
||||
print("==== MODULE `{}` ====".format(mod))
|
||||
modcfg = Config(mod)
|
||||
modcfg.check_secrets()
|
||||
print("")
|
||||
|
||||
def gen_secrets(modules):
|
||||
for mod in modules:
|
||||
print("==== MODULE `{}` ====".format(mod))
|
||||
modcfg = Config(mod)
|
||||
modcfg.gen_secrets()
|
||||
modcfg.check_secrets()
|
||||
print("")
|
||||
|
||||
def rotate_secrets(modules):
|
||||
for mod in modules:
|
||||
print("==== MODULE `{}` ====".format(mod))
|
||||
modcfg = Config(mod)
|
||||
modcfg.rotate_secrets()
|
||||
modcfg.check_secrets()
|
||||
print("")
|
||||
|
||||
# ----- old ----
|
||||
|
||||
|
||||
# ---- CHECK COMMAND ----
|
||||
|
||||
|
||||
def check_secrets_services(secrets):
|
||||
print("Checking secrets for LDAP service users...")
|
||||
services = get_secrets_services(secrets)
|
||||
|
||||
for svc_name, svc in services.items():
|
||||
for dn_key in svc["dn_at"]:
|
||||
_, data = consul_server.kv.get(dn_key)
|
||||
if data is not None:
|
||||
got_val = data["Value"].decode('ascii').strip()
|
||||
if got_val != svc["dn"]:
|
||||
print(svc_name, "wrong DN at", dn_key, bcolors.FAIL, "x", bcolors.ENDC)
|
||||
print("got:", got_val, "instead of:", svc["dn"])
|
||||
|
||||
if svc["pass"] is None:
|
||||
print(svc_name, bcolors.FAIL, "no password stored", bcolors.ENDC)
|
||||
else:
|
||||
for pass_key in svc["pass_at"]:
|
||||
_, data = consul_server.kv.get(pass_key)
|
||||
if data is not None:
|
||||
got_val = data["Value"].decode('ascii').strip()
|
||||
if got_val != svc["pass"]:
|
||||
print(svc_name, "wrong pass at", dn_key, bcolors.FAIL, "x", bcolors.ENDC)
|
||||
|
||||
l = ldap.initialize(LDAP_URL)
|
||||
try:
|
||||
l.simple_bind_s(svc["dn"], svc["pass"])
|
||||
print(svc_name, bcolors.OKGREEN, "✓", bcolors.ENDC)
|
||||
except Exception as e:
|
||||
print(svc_name, bcolors.FAIL, e, bcolors.ENDC)
|
||||
print()
|
||||
|
||||
|
||||
# ---- GEN COMMAND ----
|
||||
|
||||
def gen_secrets_services(secrets, regen):
|
||||
print("Generating LDAP service accounts...")
|
||||
services = get_secrets_services(secrets)
|
||||
|
||||
for svc_name, svc in services.items():
|
||||
print("----")
|
||||
print("Service:", svc_name)
|
||||
print("Description:", svc["desc"])
|
||||
|
||||
for dn_key in svc["dn_at"]:
|
||||
_, data = consul_server.kv.get(dn_key)
|
||||
if data is None or data["Value"].decode('ascii').strip() != svc["dn"]:
|
||||
print(bcolors.OKCYAN, "Setting DN", bcolors.ENDC, "at", dn_key)
|
||||
consul_server.kv.put(dn_key, svc["dn"])
|
||||
|
||||
if svc["pass"] is None or regen:
|
||||
print(bcolors.OKCYAN, "Generating new password", bcolors.ENDC)
|
||||
svc["pass"] = base64.urlsafe_b64encode(token_bytes(12)).decode('ascii')
|
||||
|
||||
l = ldap.initialize(LDAP_URL)
|
||||
try:
|
||||
l.simple_bind_s(svc["dn"], svc["pass"])
|
||||
except:
|
||||
fix_service_user(svc)
|
||||
|
||||
for pass_key in svc["pass_at"]:
|
||||
_, data = consul_server.kv.get(pass_key)
|
||||
if data is None or data["Value"].decode('ascii').strip() != svc["pass"]:
|
||||
print(bcolors.OKCYAN, "Setting password", bcolors.ENDC, "at", pass_key)
|
||||
consul_server.kv.put(pass_key, svc["pass"])
|
||||
|
||||
print()
|
||||
|
||||
def fix_service_user(svc):
|
||||
print("Fixing service user", svc["dn"], "...")
|
||||
l = get_ldap_admin_conn()
|
||||
res = l.search_s(svc["dn"], ldap.SCOPE_BASE, "objectclass=*")
|
||||
pass_crypt = ldap_salted_sha1.hash(svc["pass"])
|
||||
if res is None or len(res) == 0:
|
||||
print(bcolors.OKCYAN, "Creating entity...", bcolors.ENDC)
|
||||
l.add_s(svc["dn"],
|
||||
[
|
||||
("objectclass", [b"person", b"top"]),
|
||||
("displayname", [svc["desc"].encode('ascii')]),
|
||||
("userpassword", [pass_crypt.encode('ascii')]),
|
||||
])
|
||||
else:
|
||||
print(bcolors.OKCYAN, "Resetting entity password", bcolors.ENDC)
|
||||
l.modify_s(svc["dn"],
|
||||
[
|
||||
(ldap.MOD_REPLACE, "userpassword", [pass_crypt.encode('ascii')])
|
||||
])
|
||||
|
||||
# ---- MAIN ----
|
||||
|
||||
if __name__ == "__main__":
|
||||
for i, val in enumerate(sys.argv):
|
||||
if val == "check":
|
||||
check_secrets(sys.argv[i+1:])
|
||||
break
|
||||
elif val == "gen":
|
||||
gen_secrets(sys.argv[i+1:])
|
||||
break
|
||||
elif val == "rotate":
|
||||
rotate_secrets(sys.argv[i+1:])
|
||||
break
|
||||
else:
|
||||
print("Usage:")
|
||||
print(" secretmgr.py [check|gen|rotate] <module name>...")
|
||||
|
||||
|
||||
# vim: set sts=4 ts=4 sw=4 tw=0 ft=python et :
|
||||
|
|
@ -0,0 +1,444 @@
|
|||
#!/usr/bin/env nix-shell
|
||||
#!nix-shell -i python3 -p "python3.withPackages(ps: [ ps.pip ps.consul ps.ldap ps.passlib ps.requests ps.six ps.toml ])"
|
||||
|
||||
# DEPENDENCY: python-consul
|
||||
import consul
|
||||
|
||||
# DEPENDENCY: python-ldap
|
||||
import ldap
|
||||
|
||||
# DEPENDENCY: passlib
|
||||
from passlib.hash import ldap_salted_sha1
|
||||
|
||||
# DEPENDENCY: toml
|
||||
import toml
|
||||
|
||||
import os
|
||||
import sys
|
||||
import glob
|
||||
import subprocess
|
||||
import getpass
|
||||
import base64
|
||||
from secrets import token_bytes
|
||||
|
||||
"""
|
||||
This is a utility to handle secrets in the Consul database
|
||||
for the various components of the Deuxfleurs infrastructure
|
||||
|
||||
Functionnalities:
|
||||
- check that secrets are correctly configured
|
||||
- help user fill in secrets
|
||||
- create LDAP service users and fill in corresponding secrets
|
||||
- TODO: manage Garage buckets and access keys
|
||||
- maybe one day: manage SSL certificates and keys
|
||||
"""
|
||||
|
||||
# ---- UTIL ----
|
||||
|
||||
consul_server = consul.Consul()
|
||||
|
||||
class bcolors:
|
||||
HEADER = '\033[95m'
|
||||
OKBLUE = '\033[94m'
|
||||
OKCYAN = '\033[96m'
|
||||
OKGREEN = '\033[92m'
|
||||
WARNING = '\033[93m'
|
||||
FAIL = '\033[91m'
|
||||
ENDC = '\033[0m'
|
||||
BOLD = '\033[1m'
|
||||
UNDERLINE = '\033[4m'
|
||||
|
||||
|
||||
# ---- SECRETS ----
|
||||
|
||||
class Secret:
|
||||
def __init__(self, key, config, description=None):
|
||||
self.config = config
|
||||
self.key = key
|
||||
self.consul_key = "secrets/" + key
|
||||
if description != None:
|
||||
self.description = description
|
||||
else:
|
||||
self.description = None
|
||||
|
||||
def check(self, value):
|
||||
return True
|
||||
|
||||
def generate(self):
|
||||
pass
|
||||
|
||||
def rotate(self):
|
||||
return None
|
||||
|
||||
def print_info(self):
|
||||
print("Secret: {}".format(self.consul_key))
|
||||
print("Type: {}".format(self.__class__.__name__))
|
||||
if self.description != None:
|
||||
print("Description: {}".format(self.description))
|
||||
|
||||
class UserSecret(Secret):
|
||||
def __init__(self, example=None, multiline=False, **kwargs):
|
||||
Secret.__init__(self, **kwargs)
|
||||
self.example = example
|
||||
self.multiline = multiline
|
||||
|
||||
def generate(self):
|
||||
if self.key in self.config.constants:
|
||||
print("Using constant value from cluster's secretmgr.toml")
|
||||
return self.config.constants[self.key]
|
||||
|
||||
print("Enter value for secret, or ^C to skip:")
|
||||
if self.multiline:
|
||||
print("THIS IS A LONG VALUE, ENTER SEVERAL LINES AND FINISH WITH A LINE CONTAINING A SINGLE .")
|
||||
try:
|
||||
lines = []
|
||||
while True:
|
||||
line = input().strip()
|
||||
if line == ".":
|
||||
break
|
||||
lines.append(line)
|
||||
return "\n".join(lines)
|
||||
except KeyboardInterrupt:
|
||||
return None
|
||||
else:
|
||||
try:
|
||||
while True:
|
||||
line = input().strip()
|
||||
if line != "":
|
||||
return line
|
||||
else:
|
||||
print("Please enter a non-empty value, or ^C to skip:")
|
||||
except KeyboardInterrupt:
|
||||
return None
|
||||
|
||||
class CommandSecret(Secret):
|
||||
def __init__(self, command, rotate=False, **kwargs):
|
||||
Secret.__init__(self, **kwargs)
|
||||
self.command = command
|
||||
self.rotate_value = rotate
|
||||
|
||||
def generate(self):
|
||||
print("Executing command:", self.command)
|
||||
return subprocess.check_output(["sh", "-c", self.command])
|
||||
|
||||
def rotate(self):
|
||||
if self.rotate_value:
|
||||
return self.generate()
|
||||
else:
|
||||
return None
|
||||
|
||||
class ConstantSecret(Secret):
|
||||
def __init__(self, value, **kwargs):
|
||||
Secret.__init__(self, **kwargs)
|
||||
self.value = value
|
||||
|
||||
def check(self, value):
|
||||
return value == self.value
|
||||
|
||||
def generate(self):
|
||||
return self.value
|
||||
|
||||
|
||||
# ---- SERVICE USERS ----
|
||||
|
||||
class ServiceUserPasswordSecret(Secret):
|
||||
def __init__(self, service_user, **kwargs):
|
||||
Secret.__init__(self, **kwargs)
|
||||
self.service_user = service_user
|
||||
|
||||
def check(self, value):
|
||||
l = ldap.initialize(self.config.ldap_server)
|
||||
try:
|
||||
l.simple_bind_s(self.service_user.dn, value)
|
||||
return True
|
||||
except Exception as e:
|
||||
return False
|
||||
|
||||
def generate(self):
|
||||
return self.service_user.password
|
||||
|
||||
def rotate(self):
|
||||
return self.service_user.password
|
||||
|
||||
class ServiceUser:
|
||||
def __init__(self, username, password_secret, config, description=None, dn_secret=None, username_secret=None, rotate_password=False):
|
||||
self.config = config
|
||||
self.username = username
|
||||
self.description = description
|
||||
self.password = None
|
||||
self.dn = "cn={},{}".format(self.username, self.config.ldap_service_dn_suffix)
|
||||
self.rotate_password = rotate_password
|
||||
|
||||
self.password_secret = ServiceUserPasswordSecret(
|
||||
config=config,
|
||||
service_user=self,
|
||||
key=password_secret,
|
||||
description="LDAP password for service user {}".format(username),
|
||||
)
|
||||
|
||||
self.username_secret = None
|
||||
if username_secret != None:
|
||||
self.username_secret = ConstantSecret(
|
||||
config=config,
|
||||
key=username_secret,
|
||||
value=username,
|
||||
description="LDAP username for service user {}".format(username),
|
||||
)
|
||||
|
||||
self.dn_secret = None
|
||||
if dn_secret != None:
|
||||
self.dn_secret = ConstantSecret(
|
||||
config=config,
|
||||
key=dn_secret,
|
||||
value=self.dn,
|
||||
description="LDAP DN for service user {}".format(username),
|
||||
)
|
||||
|
||||
def secrets(self):
|
||||
secrets = {}
|
||||
secrets[self.password_secret.key] = self.password_secret
|
||||
if self.dn_secret != None:
|
||||
secrets[self.dn_secret.key] = self.dn_secret
|
||||
if self.username_secret != None:
|
||||
secrets[self.username_secret.key] = self.username_secret
|
||||
return secrets
|
||||
|
||||
def configure(self, rotate):
|
||||
_, data = consul_server.kv.get(self.password_secret.consul_key)
|
||||
if data is None:
|
||||
good = False
|
||||
else:
|
||||
l = ldap.initialize(self.config.ldap_server)
|
||||
try:
|
||||
self.password = data["Value"].decode('ascii')
|
||||
l.simple_bind_s(self.dn, self.password)
|
||||
good = True
|
||||
except:
|
||||
good = False
|
||||
|
||||
if not good or (rotate and self.rotate_password):
|
||||
# Reset passsword
|
||||
self.password = base64.urlsafe_b64encode(token_bytes(12)).decode('ascii')
|
||||
pass_crypt = ldap_salted_sha1.hash(self.password).encode('ascii')
|
||||
|
||||
l = self.config.get_ldap_admin_conn()
|
||||
res = l.search_s(self.dn, ldap.SCOPE_BASE, "objectclass=*")
|
||||
if res is None or len(res) == 0:
|
||||
print(bcolors.OKCYAN, "Creating entity", self.dn, bcolors.ENDC)
|
||||
l.add_s(self.dn,
|
||||
[
|
||||
("objectclass", [b"person", b"top"]),
|
||||
("displayname", [self.description.encode('ascii')]),
|
||||
("userpassword", [pass_crypt]),
|
||||
])
|
||||
else:
|
||||
print(bcolors.OKCYAN, "Resetting password for entity", self.dn, bcolors.ENDC)
|
||||
l.modify_s(self.dn,
|
||||
[
|
||||
(ldap.MOD_REPLACE, "userpassword", [pass_crypt])
|
||||
])
|
||||
else:
|
||||
print(bcolors.OKGREEN, "Entity is good: ", self.dn, bcolors.ENDC)
|
||||
|
||||
|
||||
# ---- MAIN CONFIG CLASS ----
|
||||
|
||||
class Config:
|
||||
def __init__(self, cluster_name):
|
||||
self.cluster_name = cluster_name
|
||||
self.app_path = os.path.join(".", "cluster", cluster_name, "app")
|
||||
|
||||
self.service_users = {}
|
||||
self.secrets = {}
|
||||
self.modules = []
|
||||
|
||||
# Load config from secretmgr.toml in cluster directory
|
||||
secretmgr_toml_path = os.path.join(".", "cluster", cluster_name, "secretmgr.toml")
|
||||
if os.path.exists(secretmgr_toml_path):
|
||||
with open(secretmgr_toml_path) as f:
|
||||
secretmgr_toml = toml.load(f)
|
||||
else:
|
||||
secretmgr_toml = {}
|
||||
|
||||
if "constants" in secretmgr_toml:
|
||||
self.constants = secretmgr_toml["constants"]
|
||||
else:
|
||||
self.constants = {}
|
||||
|
||||
self.ldap_server = None
|
||||
self.ldap_service_dn_suffix = None
|
||||
self.ldap_admin_dn = None
|
||||
self.ldap_admin_password_secret = None
|
||||
self.ldap_admin_conn = None
|
||||
if "ldap" in secretmgr_toml:
|
||||
if "server" in secretmgr_toml["ldap"]:
|
||||
self.ldap_server = secretmgr_toml["ldap"]["server"]
|
||||
if "service_dn_suffix" in secretmgr_toml["ldap"]:
|
||||
self.ldap_service_dn_suffix = secretmgr_toml["ldap"]["service_dn_suffix"]
|
||||
if "admin_dn" in secretmgr_toml["ldap"]:
|
||||
self.ldap_admin_dn = secretmgr_toml["ldap"]["admin_dn"]
|
||||
if "admin_password_secret" in secretmgr_toml["ldap"]:
|
||||
self.ldap_admin_password_secret = secretmgr_toml["ldap"]["admin_password_secret"]
|
||||
|
||||
def load_module(self, module_name):
|
||||
secrets_toml_path = os.path.join(self.app_path, module_name, "secrets.toml")
|
||||
|
||||
with open(secrets_toml_path) as f:
|
||||
secrets_toml = toml.load(f)
|
||||
|
||||
self.modules.append(module_name)
|
||||
|
||||
# Service users, and their associated secrets
|
||||
if "service_users" in secrets_toml:
|
||||
for (uname, uargs) in secrets_toml["service_users"].items():
|
||||
service_user = ServiceUser(uname, config=self, **uargs)
|
||||
for (skey, secret) in service_user.secrets().items():
|
||||
if skey in self.secrets:
|
||||
raise Exception("Duplicate secret: {}".format(skey))
|
||||
self.secrets[skey] = secret
|
||||
self.service_users[uname] = service_user
|
||||
|
||||
# Other secrets
|
||||
if "secrets" in secrets_toml:
|
||||
for (skey, sargs) in secrets_toml["secrets"].items():
|
||||
ty = sargs["type"]
|
||||
del sargs["type"]
|
||||
if ty == "user":
|
||||
secret = UserSecret(config=self, key=skey, **sargs)
|
||||
elif ty == "command":
|
||||
secret = CommandSecret(config=self, key=skey, **sargs)
|
||||
elif ty == "constant":
|
||||
secret = ConstantSecret(config=self, key=skey, **sargs)
|
||||
else:
|
||||
raise Exception("Invalid secret type: {}".format(ty))
|
||||
if skey in self.secrets:
|
||||
raise Exception("Duplicate secret: {}".format(skey))
|
||||
self.secrets[skey] = secret
|
||||
|
||||
def add_constant_secrets(self):
|
||||
for (skey, value) in self.constants.items():
|
||||
self.secrets[skey] = ConstantSecret(
|
||||
config=self,
|
||||
key=skey,
|
||||
value=value,
|
||||
description="Constant value for secret {}".format(skey))
|
||||
|
||||
def get_ldap_admin_conn(self):
|
||||
if self.ldap_admin_conn is None:
|
||||
if self.ldap_admin_password_secret != None:
|
||||
pass_key = "secrets/" + self.ldap_admin_password_secret
|
||||
_, data = consul_server.kv.get(pass_key)
|
||||
if data is None:
|
||||
raise Exception("LDAP admin password could not be read at: {}".format(pass_key))
|
||||
ldap_pass = data["Value"].decode('ascii').strip()
|
||||
else:
|
||||
ldap_pass = getpass.getpass("LDAP admin password: ")
|
||||
|
||||
self.ldap_admin_conn = ldap.initialize(self.ldap_server)
|
||||
self.ldap_admin_conn.simple_bind_s(self.ldap_admin_dn, ldap_pass)
|
||||
return self.ldap_admin_conn
|
||||
|
||||
def check_secrets(self):
|
||||
print(":: Checking secrets...")
|
||||
must_gen = False
|
||||
for (_, secret) in self.secrets.items():
|
||||
_, data = consul_server.kv.get(secret.consul_key)
|
||||
if data is None:
|
||||
print(secret.consul_key, bcolors.FAIL, "x missing", bcolors.ENDC)
|
||||
must_gen = True
|
||||
elif not secret.check(data["Value"].decode('ascii').strip()):
|
||||
print(secret.consul_key, bcolors.WARNING, "x bad value", bcolors.ENDC)
|
||||
must_gen = True
|
||||
else:
|
||||
print(secret.consul_key, bcolors.OKGREEN, "✓", bcolors.ENDC)
|
||||
print()
|
||||
if must_gen:
|
||||
print("To fix missing or invalid secrets, use `secretmgr gen <cluster_name> <app>...`")
|
||||
print()
|
||||
|
||||
def gen_secrets(self):
|
||||
if len(self.service_users) > 0:
|
||||
print(":: Configuring service users...")
|
||||
for (_, su) in self.service_users.items():
|
||||
su.configure(False)
|
||||
print()
|
||||
|
||||
print(":: Generating missing/invalid secrets...")
|
||||
for (_, secret) in self.secrets.items():
|
||||
_, data = consul_server.kv.get(secret.consul_key)
|
||||
if data is None or not secret.check(data["Value"].decode('ascii').strip()):
|
||||
print()
|
||||
secret.print_info()
|
||||
value = secret.generate()
|
||||
if value != None:
|
||||
consul_server.kv.put(secret.consul_key, value)
|
||||
print(bcolors.OKCYAN, "Value set.", bcolors.ENDC)
|
||||
else:
|
||||
print(bcolors.WARNING, "Skipped.", bcolors.ENDC)
|
||||
|
||||
print()
|
||||
self.check_secrets()
|
||||
|
||||
def rotate_secrets(self):
|
||||
if len(self.service_users) > 0:
|
||||
print(":: Regenerating service user passwords...")
|
||||
for (_, su) in self.service_users.items():
|
||||
su.configure(True)
|
||||
print()
|
||||
|
||||
print(":: Rotating secrets...")
|
||||
for (_, secret) in self.secrets.items():
|
||||
print()
|
||||
secret.print_info()
|
||||
|
||||
_, data = consul_server.kv.get(secret.consul_key)
|
||||
if data is None:
|
||||
old_value = None
|
||||
else:
|
||||
old_value = data["Value"].decode('ascii').strip()
|
||||
new_value = secret.rotate()
|
||||
|
||||
if new_value != None and new_value != old_value:
|
||||
consul_server.kv.put(secret.consul_key, new_value)
|
||||
print(bcolors.OKCYAN, "Value set.", bcolors.ENDC)
|
||||
else:
|
||||
print(bcolors.OKGREEN, "Nothing to do.", bcolors.ENDC)
|
||||
|
||||
print()
|
||||
self.check_secrets()
|
||||
|
||||
|
||||
# ---- MAIN ----
|
||||
|
||||
def load_config(cluster_name, modules):
|
||||
cfg = Config(cluster_name)
|
||||
if len(modules) > 0:
|
||||
for mod in modules:
|
||||
cfg.load_module(mod)
|
||||
else:
|
||||
cfg.add_constant_secrets()
|
||||
return cfg
|
||||
|
||||
if __name__ == "__main__":
|
||||
verb = None
|
||||
|
||||
for i, val in enumerate(sys.argv):
|
||||
if val == "check":
|
||||
verb = lambda cfg: cfg.check_secrets()
|
||||
break
|
||||
elif val == "gen":
|
||||
verb = lambda cfg: cfg.gen_secrets()
|
||||
break
|
||||
elif val == "rotate":
|
||||
verb = lambda cfg: cfg.rotate_secrets()
|
||||
break
|
||||
|
||||
if verb is None:
|
||||
print("Usage:")
|
||||
print(" secretmgr.py [check|gen|rotate] <cluster name> <module name>...")
|
||||
else:
|
||||
cfg = load_config(sys.argv[i+1], sys.argv[i+2:])
|
||||
verb(cfg)
|
||||
|
||||
|
||||
# vim: set sts=4 ts=4 sw=4 tw=0 ft=python et :
|
||||
Loading…
Reference in New Issue