using the timestamp from the log file might lead to undesired behavior as it could be way in the past or future depending on the clock for the source system generating the logs.  Given that it's compared to the servers time.Now() when looking for idle chunks it's probably best to use the server time when setting the value.

improve locking of positions

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

* Add chunk_block_size option

Introduce by #464.

Signed-off-by: Xiang Dai <764524258@qq.com>

* fix white noise

Signed-off-by: Xiang Dai <764524258@qq.com>

* Bump up helm version

Signed-off-by: Xiang Dai <764524258@qq.com>

* support config chunk size

Signed-off-by: Xiang Dai <764524258@qq.com>

* fix lint

Signed-off-by: Xiang Dai <764524258@qq.com>

* review feedback

* Add target config

Support costomize target config.

Signed-off-by: Xiang Dai <764524258@qq.com>

* Update default value

Signed-off-by: Xiang Dai <764524258@qq.com>

* bump helm version

Signed-off-by: Xiang Dai <764524258@qq.com>

* Revert "Make sure the default for EnforceMetricName is 

 (#518)"

This reverts commit 199746a1.

* Fix overrides unmarshalling properly

Signed-off-by: Goutham Veeramachaneni <gouthamve@gmail.com>

* Update troubleshooting

- remove "no label" title
- add tracing part

Signed-off-by: Xiang Dai <764524258@qq.com>

* Add helm help

Signed-off-by: Xiang Dai <764524258@qq.com>

* Enable tracing loki in helm chart

Tracing support from #328, need to support config in helm chart

Signed-off-by: Xiang Dai <764524258@qq.com>

* Use camel case for variables

Signed-off-by: Xiang Dai <764524258@qq.com>

* update condition

Signed-off-by: Xiang Dai <764524258@qq.com>

Signed-off-by: Goutham Veeramachaneni <gouthamve@gmail.com>

* Make Loki url scheme configurable and add optional authentication in helm chart

* Added help text in README and changed propery names based on code review

Signed-off-by: Goutham Veeramachaneni <gouthamve@gmail.com>

Signed-off-by: Goutham Veeramachaneni <gouthamve@gmail.com>

Signed-off-by: Goutham Veeramachaneni <gouthamve@gmail.com>

* Lazy load chunks for queries.

Signed-off-by: Goutham Veeramachaneni <gouthamve@gmail.com>

* Add context to the lazy chunk calls

Signed-off-by: Goutham Veeramachaneni <gouthamve@gmail.com>

* Make sure labels are plumbed through

Signed-off-by: Goutham Veeramachaneni <gouthamve@gmail.com>

* Pre-load non-overlapping chunk iterators

Signed-off-by: Goutham Veeramachaneni <gouthamve@gmail.com>

* Review feedback

Signed-off-by: Goutham Veeramachaneni <gouthamve@gmail.com>

* Added example of usage API on Python

* fix link

Update helm docs

Helm: Allow custom loki config

create and update promtail-examples.md

Added option that loki service run as nodeport

Update troubleshooting doc

Changes to the library move the handling of symlinks and re-opening to the tail library.
fsnotify events are only used now to start new tailers for files not previously seen.

Add note about auth_enabled

Signed-off-by: ialidzhikov <i.alidjikov@gmail.com>

Signed-off-by: Xiang Dai <764524258@qq.com>

Signed-off-by: Xiang Dai <764524258@qq.com>

* Move live log tailing behind websocket on server

Live log tailing now requires client to just open a websocket and keep listening to it for getting live logs for matching query

* Fixed linting errors

* Unexported tailQuery querier method

* Added a delay in querying of logs to not miss delayed entries

* Renamed variable for better readability

* Some code refactoring suggested in PR review

* Fixed linter errors

* Code refactoring requested in PR review

* Disabling linting for writeHTTPErrorResponse since same value for an input is being passed from all function calls for now

* Removed a function which already existed

* Improved printing of log entries using cli and some other code refactoring

* Checking no-labels flag before printing log stream while tailing

Added option that loki service run as nodeport

rewrite exist example, and add more examples with descriptions