diff --git a/.golangci.yml b/.golangci.yml
index 636463c..716cd56 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -2,4 +2,4 @@
 linters:
   enable:
     - staticcheck
-  disable-all: true
\ No newline at end of file
+  disable-all: true
diff --git a/.promu.yml b/.promu.yml
index 421d2da..0ca7976 100644
--- a/.promu.yml
+++ b/.promu.yml
@@ -6,13 +6,15 @@ repository:
   path: github.com/MicroOps-cn/data_exporter
 build:
   flags: -a -tags netgo
+  # yamllint disable rule:line-length
   ldflags: |
     -X github.com/prometheus/common/version.Version={{.Version}}
     -X github.com/prometheus/common/version.Revision={{.Revision}}
     -X github.com/prometheus/common/version.Branch={{.Branch}}
     -X github.com/prometheus/common/version.BuildUser={{user}}@{{host}}
     -X github.com/prometheus/common/version.BuildDate={{date "20060102-15:04:05"}}
+  # yamllint enable
 tarball:
   files:
     - examples
-    - LICENSE
\ No newline at end of file
+    - LICENSE
diff --git a/examples/data_exporter.yaml b/examples/data_exporter.yaml
index dc41811..0227457 100644
--- a/examples/data_exporter.yaml
+++ b/examples/data_exporter.yaml
@@ -1,6 +1,6 @@
 collects:
   - name: "test-http"
-    relabel_configs: [ ]
+    relabel_configs: []
     data_format: "json"
     datasource:
       - type: "http"
@@ -10,12 +10,12 @@ collects:
         relabel_configs:
           - target_label: __namespace__
             replacement: "node_server"
-          - source_labels: [ __name__ ]
+          - source_labels: [__name__]
             target_label: name
             regex: "([^.]+)\\.metrics\\..+"
             replacement: "$1"
             action: replace
-          - source_labels: [ __name__ ]
+          - source_labels: [__name__]
             target_label: __name__
             regex: "[^.]+\\.metrics\\.(.+)"
             replacement: "$1"
@@ -74,7 +74,7 @@ collects:
     relabel_configs:
       - target_label: __namespace__
         replacement: "node_server"
-      - source_labels: [ __raw__ ]
+      - source_labels: [__raw__]
         target_label: name
         regex: "#([^/]+).*"
     datasource:
@@ -83,10 +83,10 @@ collects:
     metrics:
       - name: "server cpu"
         relabel_configs:
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: __value__
             regex: "(?s:.*cpu=([0-9]+).*)"
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: name
             regex: "(?s:\\[(.+?)].*)"
           - target_label: __name__
@@ -97,10 +97,10 @@ collects:
             __raw__: "(?s:.*)"
       - name: "server memory"
         relabel_configs:
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: __value__
             regex: "(?s:.*memory=([0-9]+).*)"
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: name
             regex: "(?s:\\[(.+?)].*)"
           - target_label: __name__
@@ -111,13 +111,13 @@ collects:
             __raw__: "(?s:.*)"
       - name: "server info"
         relabel_configs:
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: hostname
             regex: "(?s:.*hostname=(.+?)\n.*)"
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: ip
             regex: "(?s:.*ip=([0-9.]+).*)"
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: name
             regex: "(?s:\\[(.+?)].*)"
           - target_label: __value__
@@ -133,7 +133,7 @@ collects:
     relabel_configs:
       - target_label: __namespace__
         replacement: "node_server"
-      - source_labels: [ __raw__ ]
+      - source_labels: [__raw__]
         target_label: name
         regex: "#([^/]+).*"
     datasource:
@@ -142,10 +142,10 @@ collects:
     metrics:
       - name: "server cpu"
         relabel_configs:
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: __value__
             regex: ".*cpu=(.+?)[!/].*"
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: name
             regex: ".*@\\[(.+?)].*"
           - target_label: __name__
@@ -156,10 +156,10 @@ collects:
             __raw__: ".*"
       - name: "server memory"
         relabel_configs:
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: __value__
             regex: ".*memory=(.+?)[!/].*"
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: name
             regex: ".*@\\[(.+?)].*"
           - target_label: __name__
@@ -170,13 +170,13 @@ collects:
             __raw__: ".*"
       - name: "server info"
         relabel_configs:
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: hostname
             regex: ".*hostname=(.+?)[!/].*"
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: ip
             regex: ".*ip=(.+?)[!/].*"
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             target_label: name
             regex: ".*@\\[(.+?)].*"
           - target_label: __value__
@@ -186,4 +186,4 @@ collects:
         match:
           datapoint: "@.*!"
           labels:
-            __raw__: ".*"
\ No newline at end of file
+            __raw__: ".*"
diff --git a/examples/regex.yaml b/examples/regex.yaml
index 9cafb79..33ebcc1 100644
--- a/examples/regex.yaml
+++ b/examples/regex.yaml
@@ -17,7 +17,7 @@ collects:
           - target_label: __value__
             replacement: "1"
         match:
-          datapoint: '@\[(?P<name>[^[]+)]/time=(?P<__time__>[-\d :]+)/.+/ip=(?P<ip>[\d.]+)/hostname=(?P<hostname>.+?)!'
+          datapoint: '@\[(?P<name>[^[]+)]/time=(?P<__time__>[-\d :]+)/.+/ip=(?P<ip>[\d.]+)/hostname=(?P<hostname>.+?)!' # yamllint disable-line
         metric_type: gauge
       - name: regex - memory
         relabel_configs:
@@ -30,10 +30,10 @@ collects:
         metric_type: gauge
       - name: regex - cpu
         relabel_configs:
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             regex: .*cpu=(\d+).*
             target_label: __value__
-          - source_labels: [ __raw__ ]
+          - source_labels: [__raw__]
             regex: .*@\[(.+?)].*
             target_label: name
           - target_label: __name__