Loki

https://pkg.go.dev/github.com/grafana/loki
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Loki is a horizontally-scalable, highly-available, multi-tenant log aggregation system inspired by...
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### Build Promtail with Journal Support (Ubuntu)

Source: https://pkg.go.dev/github.com/grafana/loki

Builds Promtail with systemd journal support on Ubuntu. Requires installing systemd development headers first.

```bash
$ sudo apt install -y libsystemd-dev
$ go build ./cmd/promtail

```

--------------------------------

### Run Loki Single Instance

Source: https://pkg.go.dev/github.com/grafana/loki/v3%40v3.7.1

Execute the Loki binary with a specified configuration file. This is typically used for a single-instance local setup.

```bash
./cmd/loki/loki -config.file=./cmd/loki/loki-local-config.yaml
```

--------------------------------

### Build Promtail with Journal Support (CentOS)

Source: https://pkg.go.dev/github.com/grafana/loki

Builds Promtail with systemd journal support on CentOS. Requires installing systemd development headers first.

```bash
$ sudo yum install -y systemd-devel
$ go build ./cmd/promtail

```

--------------------------------

### Run Loki Multi-Tenant Instance

Source: https://pkg.go.dev/github.com/grafana/loki/v3%40v3.7.1

Run the Loki binary with separate configuration and runtime override files for multi-tenant setups. Ensure 'auth_enabled' is true in the main config.

```bash
./loki -config.file=./cmd/loki/loki-local-multi-tenant-config.yaml -runtime-config.file=./cmd/loki/loki-overrides.yaml
```

--------------------------------

### Build Loki from Source

Source: https://pkg.go.dev/github.com/grafana/loki

Builds the Loki binary from source. Ensure Go v1.10+ is installed and GOPATH is set. This command compiles the main Loki executable.

```bash
$ go get github.com/grafana/loki
$ cd $GOPATH/src/github.com/grafana/loki # GOPATH is $HOME/go by default.

$ go build ./cmd/loki
$ ./loki -config.file=./cmd/loki/loki-local-config.yaml
...
```

--------------------------------

### Build Promtail from Source (General)

Source: https://pkg.go.dev/github.com/grafana/loki

Builds the Promtail binary from source. This command is applicable on non-Linux platforms or when systemd journal support is not required.

```bash
$ go build ./cmd/promtail

```

--------------------------------

### Build Loki Binary using Make

Source: https://pkg.go.dev/github.com/grafana/loki/v3%40v3.7.1

Builds the Loki binary using the Makefile, which may include additional arguments for the Go build command. This is an alternative to directly using 'go build'.

```bash
# Build binary
$ make loki
```

--------------------------------

### Build Loki Binary from Source

Source: https://pkg.go.dev/github.com/grafana/loki/v3%40v3.7.1

Builds the Loki executable from source code using Go. Ensure you have an up-to-date Go version. This command compiles the binary in the current directory.

```bash
# Checkout source code
$ git clone https://github.com/grafana/loki
$ cd loki

# Build binary
$ go build ./cmd/loki

# Run executable
$ ./loki -config.file=./cmd/loki/loki-local-config.yaml
```

--------------------------------

### Build Loki Binary

Source: https://pkg.go.dev/github.com/grafana/loki/v3%40v3.7.1

Use the 'make loki' command to build the Loki executable. This command compiles the Loki project into a single binary.

```bash
make loki
```

--------------------------------

### Build Promtail without Journal Support

Source: https://pkg.go.dev/github.com/grafana/loki

Builds Promtail without systemd journal support by disabling CGO. This is useful for cross-compilation or when journal support is not needed.

```bash
$ CGO_ENABLED=0 go build ./cmd/promtail

```
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