infiniband: Handle iWARP* RDMA modules N/A (#974)

* infiniband: Add not connected i40iw0/ports/1 fixtures
* infiniband: Handle issue when iWARP* RDMA modules are not available

This is related to #966, and handle this error,

Jun 07 13:33:24 hostname node_exporter[81888]: time="2018-06-07T13:33:24+02:00" level=error msg="ERROR: infiniband
collector failed after 0.000929s: strconv.ParseUint: parsing \"N/A (no PMA)\": invalid syntax" source="collector.go:132"

Signed-off-by: Mario Trangoni <mjtrangoni@gmail.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/collector/fixtures/e2e-output.txt b/collector/fixtures/e2e-output.txt
index 9e24ada..5f0b8ac 100644
--- a/collector/fixtures/e2e-output.txt
+++ b/collector/fixtures/e2e-output.txt
@@ -787,10 +787,12 @@ node_infiniband_legacy_unicast_packets_transmitted_total{device="mlx4_0",port="1
 node_infiniband_legacy_unicast_packets_transmitted_total{device="mlx4_0",port="2"} 61239
 # HELP node_infiniband_link_downed_total Number of times the link failed to recover from an error state and went down
 # TYPE node_infiniband_link_downed_total counter
+node_infiniband_link_downed_total{device="i40iw0",port="1"} 0
 node_infiniband_link_downed_total{device="mlx4_0",port="1"} 0
 node_infiniband_link_downed_total{device="mlx4_0",port="2"} 0
 # HELP node_infiniband_link_error_recovery_total Number of times the link successfully recovered from an error state
 # TYPE node_infiniband_link_error_recovery_total counter
+node_infiniband_link_error_recovery_total{device="i40iw0",port="1"} 0
 node_infiniband_link_error_recovery_total{device="mlx4_0",port="1"} 0
 node_infiniband_link_error_recovery_total{device="mlx4_0",port="2"} 0
 # HELP node_infiniband_multicast_packets_received_total Number of multicast packets received (including errors)
@@ -803,10 +805,12 @@ node_infiniband_multicast_packets_transmitted_total{device="mlx4_0",port="1"} 16
 node_infiniband_multicast_packets_transmitted_total{device="mlx4_0",port="2"} 0
 # HELP node_infiniband_port_data_received_bytes_total Number of data octets received on all links
 # TYPE node_infiniband_port_data_received_bytes_total counter
+node_infiniband_port_data_received_bytes_total{device="i40iw0",port="1"} 0
 node_infiniband_port_data_received_bytes_total{device="mlx4_0",port="1"} 1.8527668e+07
 node_infiniband_port_data_received_bytes_total{device="mlx4_0",port="2"} 0
 # HELP node_infiniband_port_data_transmitted_bytes_total Number of data octets transmitted on all links
 # TYPE node_infiniband_port_data_transmitted_bytes_total counter
+node_infiniband_port_data_transmitted_bytes_total{device="i40iw0",port="1"} 0
 node_infiniband_port_data_transmitted_bytes_total{device="mlx4_0",port="1"} 1.493376e+07
 node_infiniband_port_data_transmitted_bytes_total{device="mlx4_0",port="2"} 0
 # HELP node_infiniband_unicast_packets_received_total Number of unicast packets received (including errors)