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diff --git a/docs/source/hotkeys.rst b/docs/source/hotkeys.rst new file mode 100644 index 0000000..f91c1e8 --- /dev/null +++ b/docs/source/hotkeys.rst @@ -0,0 +1,289 @@ +.. _hotkeys: + +Hotkey Reference +================ + +This reference covers the keys used to control **lnav**. Consult the `built-in +help <https://github.com/tstack/lnav/blob/master/src/help.txt>`_ in **lnav** for +a more detailed explanation of each key. + +Spatial Navigation +------------------ + +The majority of these hotkeys should be available in all views. + +.. list-table:: + :header-rows: 1 + :widths: 6 6 6 20 + + * - Keypress + - + - + - Command + * - :kbd:`Space` + - :kbd:`PgDn` + - + - Down a page + * - :kbd:`b` + - :kbd:`Backspace` + - :kbd:`PgUp` + - Up a page + * - :kbd:`j` + - :kbd:`↓` + - + - Down a line + * - :kbd:`k` + - :kbd:`↑` + - + - Up a line + * - :kbd:`h` + - :kbd:`←` + - + - Left half a page. In the log view, pressing left while at the start of + the message text will reveal the source file name for each line. + Pressing again will reveal the full path. + * - :kbd:`Shift` + :kbd:`h` + - :kbd:`Shift` + :kbd:`←` + - + - Left ten columns + * - :kbd:`l` + - :kbd:`→` + - + - Right half a page + * - :kbd:`Shift` + :kbd:`l` + - :kbd:`Shift` + :kbd:`→` + - + - Right ten columns + * - :kbd:`Home` + - :kbd:`g` + - + - Top of the view + * - :kbd:`End` + - :kbd:`G` + - + - Bottom of the view + * - :kbd:`e` + - :kbd:`Shift` + :kbd:`e` + - + - Next/previous error + * - :kbd:`w` + - :kbd:`Shift` + :kbd:`w` + - + - Next/previous warning + * - :kbd:`n` + - :kbd:`Shift` + :kbd:`n` + - + - Next/previous search hit + * - :kbd:`>` + - :kbd:`<` + - + - Next/previous search hit (horizontal) + * - :kbd:`f` + - :kbd:`Shift` + :kbd:`f` + - + - Next/previous file + * - :kbd:`u` + - :kbd:`Shift` + :kbd:`u` + - + - Next/previous bookmark + * - :kbd:`o` + - :kbd:`Shift` + :kbd:`o` + - + - Forward/backward through log messages with a matching "opid" field + * - :kbd:`s` + - :kbd:`Shift` + :kbd:`s` + - + - Next/previous slow down in the log message rate + * - :kbd:`{` + - :kbd:`}` + - + - Previous/next location in history + +Chronological Navigation +------------------------ + +These hotkeys are only functional on views that are time-based, like the log +view or the histogram view. + +.. list-table:: + :header-rows: 1 + :widths: 5 5 20 + + * - Keypress + - + - Command + * - :kbd:`d` + - :kbd:`Shift` + :kbd:`d` + - Forward/backward 24 hours + * - :kbd:`1` - :kbd:`6` + - :kbd:`Shift` + :kbd:`1` - :kbd:`6` + - Next/previous n'th ten minute of the hour + * - :kbd:`7` + - :kbd:`8` + - Previous/next minute + * - :kbd:`0` + - :kbd:`Shift` + :kbd:`0` + - Next/previous day + * - :kbd:`r` + - :kbd:`Shift` + :kbd:`r` + - Forward/backward by the relative time that was last used with the goto command. + +Breadcrumb Navigation +--------------------- + +The following hotkeys are related to the breadcrumb bar that is below the top +status bar. + +.. list-table:: + :header-rows: 1 + :widths: 5 20 + + * - Keypress + - Description + * - :kbd:`ENTER` + - Focus on the breadcrumb bar. Or, if the bar is currently focused, + accept the selected value and drop focus. + * - :kbd:`Escape` + - Drop focus on the breadcrumb bar. + * - :kbd:`←` + - Select the crumb to the left. If the first crumb is selected, the + selection will wrap around to the last crumb. + * - :kbd:`→` + - Accept the current value, which might mean navigating to the value in + the view, then selecting the crumb to the right. + * - :kbd:`Ctrl` + :kbd:`a` + - Select the first crumb. + * - :kbd:`Ctrl` + :kbd:`e` + - Select the last crumb. + * - :kbd:`↓` + - Select the next value in the crumb dropdown. + * - :kbd:`↑` + - Select the previous value in the crumb dropdown. + * - :kbd:`Home` + - Select the first value in the crumb dropdown. + * - :kbd:`End` + - Select the last value in the crumb dropdown. + +While a crumb is selected, you can perform a fuzzy search on the possible +values by typing in the value you are interested in. + +.. _hotkeys_bookmarks: + +Bookmarks +--------- + +.. list-table:: + :header-rows: 1 + :widths: 5 20 + + * - Keypress + - Command + * - :kbd:`m` + - Mark/unmark the top line + * - :kbd:`Shift` + :kbd:`m` + - Mark/unmark the range of lines from the last marked to the top + * - :kbd:`Shift` + :kbd:`j` + - Mark/unmark the next line after the previously marked + * - :kbd:`Shift` + :kbd:`k` + - Mark/unmark the previous line + * - :kbd:`c` + - Copy marked lines to the clipboard + * - :kbd:`Shift` + :kbd:`c` + - Clear marked lines + +.. _hotkeys_display: + +Display +------- + +.. list-table:: + :header-rows: 1 + :widths: 5 20 + + * - Keypress + - Command + * - :kbd:`?` + - View/leave builtin help + * - :kbd:`q` + - Return to the previous view/quit + * - :kbd:`Shift` + :kbd:`q` + - Return to the previous view/quit while matching the top times of the two views + * - :kbd:`a` + - Restore the view that was previously popped with 'q/Q' + * - :kbd:`Shift` + :kbd:`a` + - Restore the view that was previously popped with 'q/Q' and match the top times of the views + * - :kbd:`Shift` + :kbd:`p` + - Switch to/from the pretty-printed view of the displayed log or text files + * - :kbd:`Shift` + :kbd:`t` + - Display elapsed time between lines + * - :kbd:`t` + - Switch to/from the text file view + * - :kbd:`i` + - Switch to/from the histogram view + * - :kbd:`Shift` + :kbd:`i` + - Switch to/from the histogram view + * - :kbd:`v` + - Switch to/from the SQL result view + * - :kbd:`Shift` + :kbd:`v` + - Switch to/from the SQL result view and move to the corresponding in the + log_line column + * - :kbd:`p` + - Toggle the display of the log parser results + * - :kbd:`Tab` + - In the log/text views, focus on the configuration panel for editing + filters and examining the list of loaded files. In the SQL result view, + cycle through columns to display as bar graphs + * - :kbd:`Ctrl` + :kbd:`l` + - Switch to lo-fi mode. The displayed log lines will be dumped to the + terminal without any decorations so they can be copied easily. + * - :kbd:`Ctrl` + :kbd:`w` + - Toggle word-wrap. + * - :kbd:`Ctrl` + :kbd:`p` + - Show/hide the data preview panel that may be opened when entering + commands or SQL queries. + * - :kbd:`Ctrl` + :kbd:`f` + - Toggle the enabled/disabled state of all filters in the current view. + * - :kbd:`x` + - Toggle the hiding of log message fields. The hidden fields will be + replaced with three bullets and highlighted in yellow. + * - :kbd:`=` + - Pause/unpause loading of new file data. + +Session +------- + +.. list-table:: + :header-rows: 1 + :widths: 5 20 + + * - Keypress + - Command + * - :kbd:`Ctrl` + :kbd:`R` + - Reset the current :ref:`session<sessions>` state. The session state + includes things like filters, bookmarks, and hidden fields. + +Query Prompts +------------- + +.. list-table:: + :header-rows: 1 + :widths: 5 20 + + * - Keypress + - Command + * - :kbd:`/` + - Search for lines matching a regular expression + * - :kbd:`;` + - Open the :ref:`sql-ext` to execute SQL statements/queries + * - :kbd:`:` + - Execute an internal command, see :ref:`commands` for more information + * - :kbd:`\|` + - Execute an lnav script located in a format directory + * - :kbd:`Ctrl` + :kbd:`]` + - Abort the prompt + +Customizing +----------- + +You can customize the behavior of hotkeys by defining your own keymaps. +Consult the :ref:`Keymaps<keymaps>` configuration section for more information. |