hdZddlmZddlmZddlmZddlZddlmZdZejdjeZ d Z d Z y) z%PEM utilities for Privateca commands.)absolute_import)division)unicode_literalsN) exceptionszR-----BEGIN CERTIFICATE-----\n(?:[a-zA-Z0-9+/=]+\r?\n)+-----END CERTIFICATE-----\s*z^({})+$ctjt|stjddtj t |}tt|D]}||jdz||<|S)aHValidates and parses a pem_chain string into a list of certs. Args: pem_chain: The string represting the pem_chain. Returns: A list of the certificates that make up the chain, in the same order as the input. Raises: exceptions.InvalidArgumentException if the pem_chain is in an unexpected format. z pem-chainz7The pem_chain you provided was in an unexpected format. ) rematch _PEM_CHAIN_RErInvalidArgumentExceptionfindall _PEM_CERT_RErangelenstrip) pem_chaincertsis 5lib/googlecloudsdk/command_lib/privateca/pem_utils.pyValidateAndParsePemChainrsr - +  - -N PP **\9 -% U aQx~~$&E!H  ,ch|Dcgc]}|j}}dj|Scc}w)zFormats a pem chain for output with exactly 1 newline character between each cert. Args: pem_chain: The list of certificate strings to output Returns: The string value of all certificates appended together for output. r)rjoin)rcertstripped_pem_chains rPemChainForOutputr9s42;; ; % &&r#sJ,&' .  :,,\:; 4 'r