208 lines
5.8 KiB
Go
208 lines
5.8 KiB
Go
package redis
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import (
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"bufio"
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"fmt"
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"strings"
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"testing"
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"time"
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"github.com/influxdata/telegraf/testutil"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestRedisConnect(t *testing.T) {
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if testing.Short() {
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t.Skip("Skipping integration test in short mode")
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}
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addr := fmt.Sprintf(testutil.GetLocalHost() + ":6379")
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r := &Redis{
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Servers: []string{addr},
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}
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var acc testutil.Accumulator
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err := acc.GatherError(r.Gather)
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require.NoError(t, err)
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}
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func TestRedis_ParseMetrics(t *testing.T) {
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var acc testutil.Accumulator
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tags := map[string]string{"host": "redis.net"}
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rdr := bufio.NewReader(strings.NewReader(testOutput))
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err := gatherInfoOutput(rdr, &acc, tags)
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require.NoError(t, err)
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tags = map[string]string{"host": "redis.net", "replication_role": "master"}
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fields := map[string]interface{}{
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"uptime": int64(238),
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"lru_clock": int64(2364819),
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"clients": int64(1),
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"client_longest_output_list": int64(0),
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"client_biggest_input_buf": int64(0),
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"blocked_clients": int64(0),
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"used_memory": int64(1003936),
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"used_memory_rss": int64(811008),
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"used_memory_peak": int64(1003936),
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"used_memory_lua": int64(33792),
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"mem_fragmentation_ratio": float64(0.81),
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"loading": int64(0),
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"rdb_changes_since_last_save": int64(0),
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"rdb_bgsave_in_progress": int64(0),
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"rdb_last_save_time": int64(1428427941),
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"rdb_last_bgsave_status": "ok",
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"rdb_last_bgsave_time_sec": int64(-1),
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"rdb_current_bgsave_time_sec": int64(-1),
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"aof_enabled": int64(0),
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"aof_rewrite_in_progress": int64(0),
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"aof_rewrite_scheduled": int64(0),
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"aof_last_rewrite_time_sec": int64(-1),
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"aof_current_rewrite_time_sec": int64(-1),
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"aof_last_bgrewrite_status": "ok",
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"aof_last_write_status": "ok",
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"total_connections_received": int64(2),
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"total_commands_processed": int64(1),
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"instantaneous_ops_per_sec": int64(0),
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"instantaneous_input_kbps": float64(876.16),
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"instantaneous_output_kbps": float64(3010.23),
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"rejected_connections": int64(0),
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"sync_full": int64(0),
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"sync_partial_ok": int64(0),
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"sync_partial_err": int64(0),
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"expired_keys": int64(0),
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"evicted_keys": int64(0),
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"keyspace_hits": int64(1),
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"keyspace_misses": int64(1),
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"pubsub_channels": int64(0),
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"pubsub_patterns": int64(0),
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"latest_fork_usec": int64(0),
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"connected_slaves": int64(0),
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"master_repl_offset": int64(0),
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"repl_backlog_active": int64(0),
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"repl_backlog_size": int64(1048576),
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"repl_backlog_first_byte_offset": int64(0),
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"repl_backlog_histlen": int64(0),
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"used_cpu_sys": float64(0.14),
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"used_cpu_user": float64(0.05),
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"used_cpu_sys_children": float64(0.00),
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"used_cpu_user_children": float64(0.00),
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"keyspace_hitrate": float64(0.50),
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}
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// We have to test rdb_last_save_time_offset manually because the value is based on the time when gathered
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for _, m := range acc.Metrics {
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for k, v := range m.Fields {
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if k == "rdb_last_save_time_elapsed" {
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fields[k] = v
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}
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}
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}
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assert.InDelta(t,
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time.Now().Unix()-fields["rdb_last_save_time"].(int64),
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fields["rdb_last_save_time_elapsed"].(int64),
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2) // allow for 2 seconds worth of offset
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keyspaceTags := map[string]string{"host": "redis.net", "replication_role": "master", "database": "db0"}
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keyspaceFields := map[string]interface{}{
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"avg_ttl": int64(0),
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"expires": int64(0),
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"keys": int64(2),
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}
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acc.AssertContainsTaggedFields(t, "redis", fields, tags)
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acc.AssertContainsTaggedFields(t, "redis_keyspace", keyspaceFields, keyspaceTags)
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}
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const testOutput = `# Server
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redis_version:2.8.9
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redis_git_sha1:00000000
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redis_git_dirty:0
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redis_build_id:9ccc8119ea98f6e1
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redis_mode:standalone
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os:Darwin 14.1.0 x86_64
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arch_bits:64
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multiplexing_api:kqueue
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gcc_version:4.2.1
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process_id:40235
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run_id:37d020620aadf0627282c0f3401405d774a82664
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tcp_port:6379
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uptime_in_seconds:238
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uptime_in_days:0
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hz:10
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lru_clock:2364819
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config_file:/usr/local/etc/redis.conf
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# Clients
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connected_clients:1
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client_longest_output_list:0
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client_biggest_input_buf:0
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blocked_clients:0
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# Memory
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used_memory:1003936
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used_memory_human:980.41K
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used_memory_rss:811008
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used_memory_peak:1003936
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used_memory_peak_human:980.41K
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used_memory_lua:33792
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mem_fragmentation_ratio:0.81
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mem_allocator:libc
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# Persistence
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loading:0
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rdb_changes_since_last_save:0
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rdb_bgsave_in_progress:0
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rdb_last_save_time:1428427941
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rdb_last_bgsave_status:ok
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rdb_last_bgsave_time_sec:-1
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rdb_current_bgsave_time_sec:-1
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aof_enabled:0
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aof_rewrite_in_progress:0
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aof_rewrite_scheduled:0
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aof_last_rewrite_time_sec:-1
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aof_current_rewrite_time_sec:-1
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aof_last_bgrewrite_status:ok
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aof_last_write_status:ok
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# Stats
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total_connections_received:2
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total_commands_processed:1
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instantaneous_ops_per_sec:0
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instantaneous_input_kbps:876.16
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instantaneous_output_kbps:3010.23
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rejected_connections:0
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sync_full:0
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sync_partial_ok:0
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sync_partial_err:0
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expired_keys:0
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evicted_keys:0
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keyspace_hits:1
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keyspace_misses:1
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pubsub_channels:0
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pubsub_patterns:0
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latest_fork_usec:0
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# Replication
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role:master
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connected_slaves:0
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master_repl_offset:0
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repl_backlog_active:0
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repl_backlog_size:1048576
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repl_backlog_first_byte_offset:0
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repl_backlog_histlen:0
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# CPU
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used_cpu_sys:0.14
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used_cpu_user:0.05
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used_cpu_sys_children:0.00
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used_cpu_user_children:0.00
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# Keyspace
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db0:keys=2,expires=0,avg_ttl=0
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(error) ERR unknown command 'eof'
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`
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