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Initial New Client #59
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f963121
Initial Commit for advanced go client
umgefahren 2966cd1
Implemented Netcat Feature
umgefahren 11977ed
Client implements Test features
umgefahren aab045a
Added .gitignore
umgefahren be0b0ff
Minor changes
umgefahren 6f32107
Merge branch 'main' into 57-new-client
umgefahren 754a6c7
Added Smart Reader and introduced more generics (for performance)
umgefahren c3a037c
Merge branch '57-new-client' of github.com:umgefahren/server-language…
umgefahren c1f54f0
Implemented single command mode
umgefahren f234646
Implemented Generate Data
umgefahren 8caaea6
limits.go now uses syscalls instead of ulimit
vypxl 5e386a4
Revamp cli to use subcommands
vypxl 79aba54
Removed background coloring for readability
vypxl 4de136d
Layed foundation for benchmarking
umgefahren dc1c943
modified go.mod and go.sum with tidy
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Original file line number | Diff line number | Diff line change |
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advanced-client | ||
.idea | ||
data/ |
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Original file line number | Diff line number | Diff line change |
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package main | ||
|
||
import ( | ||
"bufio" | ||
"context" | ||
"fmt" | ||
"log" | ||
"net" | ||
"sync" | ||
"time" | ||
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"github.com/panjf2000/ants/v2" | ||
) | ||
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type BenchFastReporter[Re Reporter] struct { | ||
internal Re | ||
comm chan <- SingleReportPerform | ||
} | ||
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func goBenchFastReporting[Re Reporter](ctx context.Context, internal Re, in <- chan SingleReportPerform) { | ||
for { | ||
select { | ||
case newReport := <- in: | ||
internal.ReportPerform(newReport.pattern, newReport.expected, newReport.given, newReport.duration) | ||
|
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case <- ctx.Done(): | ||
return | ||
} | ||
} | ||
} | ||
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func NewBenchFastReporter[Re Reporter](internal Re) *BenchFastReporter[Re] { | ||
comm := make(chan SingleReportPerform) | ||
go goBenchFastReporting(context.TODO(), internal, comm) | ||
ret := BenchFastReporter[Re]{ | ||
internal: internal, | ||
comm: comm, | ||
} | ||
return &ret | ||
} | ||
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func (r *BenchFastReporter[Re]) Report(pattern Pattern, expected, given string, duration *time.Duration) { | ||
sReport := SingleReportPerform{pattern, expected, given, duration} | ||
r.comm <- sReport | ||
} | ||
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type BenchRunner[Re Reporter] struct { | ||
state *State | ||
fastReporter *BenchFastReporter[Re] | ||
pool *ants.PoolWithFunc | ||
waitGroup *sync.WaitGroup | ||
} | ||
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var remoteAddress = "" | ||
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type SinglePatterns struct { | ||
patterns []Pattern | ||
config OperationConfig | ||
} | ||
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func NewBenchRunner[Re Reporter](reporter Re, general *OperationConfig) *BenchRunner[Re] { | ||
remoteAddress = fmt.Sprintf("%v:%v", general.hostname, general.port) | ||
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fastReporter := NewBenchFastReporter(reporter) | ||
var waitGroup sync.WaitGroup | ||
ret := BenchRunner[Re]{nil, fastReporter, nil, &waitGroup} | ||
pool, err := ants.NewPoolWithFunc(int(fileDescriptorLimit), func(i interface{}) { | ||
singlePatterns := i.(SinglePatterns) | ||
ret.Run(singlePatterns.patterns, singlePatterns.config) | ||
waitGroup.Done() | ||
}) | ||
if err != nil { | ||
log.Fatal(err) | ||
} | ||
ret.pool = pool | ||
return &ret | ||
} | ||
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func (b *BenchRunner[Re]) SetState(state *State) { | ||
b.state = state | ||
} | ||
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func (b *BenchRunner[Re]) GetState() *State { | ||
return b.state | ||
} | ||
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func NewConBuf[C net.Conn](conn C) *bufio.ReadWriter { | ||
connWriter := bufio.NewWriter(conn) | ||
connReader := bufio.NewReader(conn) | ||
return bufio.NewReadWriter(connReader, connWriter) | ||
} | ||
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func (b *BenchRunner[Re]) Run(patterns []Pattern, general OperationConfig) { | ||
useCounter := 0 | ||
conn, err := net.Dial("tcp", remoteAddress) | ||
if err != nil { | ||
log.Println("ERROR during initial connection with server") | ||
log.Fatal(err) | ||
} | ||
connBuf := NewConBuf(conn) | ||
for _, pattern := range patterns { | ||
if useCounter > 5 { | ||
useCounter = 0 | ||
conn, err = net.Dial("tcp", remoteAddress) | ||
if err != nil { | ||
log.Println("ERROR while refreshing connection to server") | ||
log.Fatal(err) | ||
} | ||
connBuf = NewConBuf(conn) | ||
} | ||
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err = b.RunPatternOpt(pattern, connBuf) | ||
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if err != nil { | ||
log.Println("ERROR during run of pattern", pattern) | ||
} | ||
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useCounter++ | ||
} | ||
} | ||
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func (b *BenchRunner[Re]) RunPatternOpt(pattern Pattern, connBuf *bufio.ReadWriter) error { | ||
switch pattern.kind { | ||
case Set, Get, Del, SetCounter, GetCounter, DelCounter: | ||
outStr := b.state.PerformPattern(pattern) + "\n" | ||
startTime := time.Now() | ||
_, err := connBuf.WriteString(pattern.String() + "\n") | ||
if err != nil { | ||
return err | ||
} | ||
err = connBuf.Flush() | ||
if err != nil { | ||
return err | ||
} | ||
realStr, err := connBuf.ReadString('\n') | ||
if err != nil { | ||
return err | ||
} | ||
duration := time.Since(startTime) | ||
b.fastReporter.Report(pattern, outStr, realStr, &duration) | ||
default: | ||
log.Fatal("Invalid pattern") | ||
} | ||
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return nil | ||
} | ||
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func (b *BenchRunner[Re]) Release() error { | ||
b.pool.Release() | ||
return nil | ||
} | ||
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func (b *BenchRunner[Re]) RunAsync(ctx context.Context, patternChan <- chan []Pattern, general OperationConfig) error { | ||
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for { | ||
select { | ||
case <- ctx.Done(): | ||
return nil | ||
case patterns := <- patternChan: | ||
singlePatterns := SinglePatterns{patterns: patterns, config: general} | ||
err := b.pool.Invoke(singlePatterns) | ||
if err != nil { | ||
log.Fatal("Couldn't invoke function on pool", err) | ||
} | ||
} | ||
} | ||
|
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} |
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Also add plan.yaml in here