Is the Ensembl REST API server reachable? — is_ensembl

Check if the Ensembl server where REST API service is running is reachable. This function attempts to connect to https://rest.ensembl.org, returning TRUE on success, and FALSE otherwise. Set verbose = TRUE for a step by step description of the connection attempt.

Usage

is_ensembl_reachable(url = ensembl_server(), port = 443L, verbose = FALSE)

Arguments

url: Ensembl REST API server URL. Default is https://rest.ensembl.org. You should not need to change this parameter.
port: Network port on which to ping the server. You should not need to change this parameter.
verbose: Whether to be verbose (TRUE) or not (FALSE).

Value

A logical value: TRUE if EBI server is reachable, FALSE otherwise.

Examples

# Check if the Ensembl Server is reachable
is_ensembl_reachable() # Returns TRUE or FALSE.
#> [1] TRUE

# Check if the GWAS Catalog Server is reachable
# and show exactly at what step is it failing (if that is the case)
is_ensembl_reachable(verbose = TRUE)
#> Am I online? Yes.
#> Is there a DNS service running? Yes.
#> Connected to the internet? Yes.
#> Ping'ing rest.ensembl.org on port 443...
#> rest.ensembl.org successfully replied in 75.551 ms.
#> [1] TRUE