Support CRI 1.14+ directory change

Signed-off-by: Steven Sheehy <ssheehy@firescope.com>

docs/troubleshooting.md

@@ -23,23 +23,6 @@ This can have several reasons:
   - Detect this by turning on debug logging and then look for `dropping target, no labels` or `ignoring target` messages.
 - Promtail cannot find the location of your log files. Check that the scrape_configs contains valid path setting for finding the logs in your worker nodes.
 - Your pods are running but not with the labels Promtail is expecting. Check the Promtail scape_configs.
-- Kubernetes 1.14+ and GKE 1.12+: the default scape_configs need to be adapted to work. 
-From
-```
-        - replacement: /var/log/pods/$1/*.log
-          separator: /
-          source_labels:
-          - __meta_kubernetes_pod_uid
-          - __meta_kubernetes_pod_container_name
-          target_label: __path__
-```
-to
-```
-        - replacement: /var/log/pods/*$1*/*/*.log
-          source_labels:
-          - __meta_kubernetes_pod_uid
-          target_label: __path__
-```
 
 ## Troubleshooting targets
 

production/helm/loki-stack/Chart.yaml

 name: loki-stack
-version: 0.8.0
+version: 0.8.1
 appVersion: 0.0.1
 kubeVersion: "^1.10.0-0"
 description: "Loki: like Prometheus, but for logs."

production/helm/promtail/Chart.yaml

 name: promtail
-version: 0.7.0
+version: 0.7.1
 appVersion: 0.0.1
 kubeVersion: "^1.10.0-0"
 description: "Responsible for gathering logs and sending them to Loki"

production/helm/promtail/values.yaml

@@ -160,7 +160,7 @@ config:
       target_label: container_name
     - action: labelmap
       regex: __meta_kubernetes_pod_label_(.+)
-    - replacement: /var/log/pods/$1/*.log
+    - replacement: /var/log/pods/*$1/*.log
       separator: /
       source_labels:
       - __meta_kubernetes_pod_uid
@@ -206,7 +206,7 @@ config:
       target_label: container_name
     - action: labelmap
       regex: __meta_kubernetes_pod_label_(.+)
-    - replacement: /var/log/pods/$1/*.log
+    - replacement: /var/log/pods/*$1/*.log
       separator: /
       source_labels:
       - __meta_kubernetes_pod_uid
@@ -258,7 +258,7 @@ config:
       target_label: container_name
     - action: labelmap
       regex: __meta_kubernetes_pod_label_(.+)
-    - replacement: /var/log/pods/$1/*.log
+    - replacement: /var/log/pods/*$1/*.log
       separator: /
       source_labels:
       - __meta_kubernetes_pod_uid
@@ -312,7 +312,7 @@ config:
       target_label: container_name
     - action: labelmap
       regex: __meta_kubernetes_pod_label_(.+)
-    - replacement: /var/log/pods/$1/*.log
+    - replacement: /var/log/pods/*$1/*.log
       separator: /
       source_labels:
       - __meta_kubernetes_pod_uid
@@ -359,10 +359,9 @@ config:
       target_label: container_name
     - action: labelmap
       regex: __meta_kubernetes_pod_label_(.+)
-    - replacement: /var/log/pods/$1/*.log
+    - replacement: /var/log/pods/*$1/*.log
       separator: /
       source_labels:
       - __meta_kubernetes_pod_annotation_kubernetes_io_config_mirror
       - __meta_kubernetes_pod_container_name
       target_label: __path__
-

production/ksonnet/promtail/scrape_config.libsonnet

@@ -64,7 +64,7 @@ config + {
         source_labels: [pod_uid, '__meta_kubernetes_pod_container_name'],
         target_label: '__path__',
         separator: '/',
-        replacement: '/var/log/pods/$1/*.log',
+        replacement: '/var/log/pods/*$1/*.log',
       },
     ],
   },

tools/promtail.sh

@@ -53,7 +53,7 @@ data:
         target_label: container_name
       - action: labelmap
         regex: __meta_kubernetes_pod_label_(.+)
-      - replacement: /var/log/pods/$1/*.log
+      - replacement: /var/log/pods/*$1/*.log
         separator: /
         source_labels:
         - __meta_kubernetes_pod_uid
@@ -99,7 +99,7 @@ data:
         target_label: container_name
       - action: labelmap
         regex: __meta_kubernetes_pod_label_(.+)
-      - replacement: /var/log/pods/$1/*.log
+      - replacement: /var/log/pods/*$1/*.log
         separator: /
         source_labels:
         - __meta_kubernetes_pod_uid
@@ -151,7 +151,7 @@ data:
         target_label: container_name
       - action: labelmap
         regex: __meta_kubernetes_pod_label_(.+)
-      - replacement: /var/log/pods/$1/*.log
+      - replacement: /var/log/pods/*$1/*.log
         separator: /
         source_labels:
         - __meta_kubernetes_pod_uid
@@ -205,7 +205,7 @@ data:
         target_label: container_name
       - action: labelmap
         regex: __meta_kubernetes_pod_label_(.+)
-      - replacement: /var/log/pods/$1/*.log
+      - replacement: /var/log/pods/*$1/*.log
         separator: /
         source_labels:
         - __meta_kubernetes_pod_uid
@@ -252,7 +252,7 @@ data:
         target_label: container_name
       - action: labelmap
         regex: __meta_kubernetes_pod_label_(.+)
-      - replacement: /var/log/pods/$1/*.log
+      - replacement: /var/log/pods/*$1/*.log
         separator: /
         source_labels:
         - __meta_kubernetes_pod_annotation_kubernetes_io_config_mirror