Initial Commit

1 files changed, 134 insertions, 0 deletions

diff --git a/fetcher.sh b/fetcher.sh
new file mode 100755
index 000000000000..25626dac53e8
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+++ b/fetcher.sh
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+#!/bin/bash
+#===============================================================================
+#        AUTHOR: Manoel Brunnen, manoel.brunnen@gmail.com
+#       CREATED: 21.07.2016
+#       LICENSE: MIT
+#          FILE: fetcher.sh
+#         USAGE: ./fetcher.sh
+#
+#   DESCRIPTION: update some git repos
+#
+#	No warranty! For nothing. Use it at your own risk.
+#===============================================================================
+set -e
+set -o nounset                              # Treat unset variables as an error
+
+#================================== Logging ==================================
+script_name=`basename "${BASH_SOURCE[0]}"`
+
+# Backup stdout(&1) and stderr(&2) to fd 3 and fd 4
+exec 3>&1 4>&2
+# Restore stdout and stderr
+trap 'exec 2>&4 1>&3' 0 1 2 3
+# Use tee to redirect fd 1 to logfile.out and to stdout
+exec 1> >(tee >(systemd-cat --identifier="$script_name" --priority="debug") >&3)
+# Use tee to redirect fd 2 to logfile.err and to stderr
+exec 2> >(tee >(systemd-cat --identifier="$script_name" --priority="warning") >&4)
+
+#================================= Functions =================================
+function config_usage() {
+    echo "Create your fetcher config file $configfile like this:"
+    echo $HOME/workspace/repo pull
+    echo $HOME/.vim pull
+    echo $HOME/workspace/project1 pull origin master:master
+    echo $HOME/workspace/project2 alias
+}
+
+#============================== Parsing Options ==============================
+dryrun=false
+configfile="$HOME/.config/fetcher.conf"
+
+for i in "$@"
+do
+case $i in
+    -n|--dryrun)
+    dryrun=true
+    ;;
+    -f=*|--file=*)
+    configfile="${i#*=}"
+    ;;
+    -h|--help)
+    echo $script_name' Options:'
+    echo -h, --help     Show this information
+    echo -n, --dryrun   Do a dry run
+    echo -f=, --file=   Use another input file for fetcher
+    echo
+    config_usage
+    exit
+    ;;
+    *)
+            # unknown option
+    ;;
+esac
+done
+
+if [ ! -f $configfile ]; then
+    echo "Configuration file \"$configfile\" not found." >&2
+    config_usage
+    exit
+fi
+
+#================================ Parse lines ================================
+readarray -t lines < $configfile
+
+if [ ${#lines[@]} -eq 0 ]; then
+    config_usage
+    exit
+fi
+
+for ((i=0; i < ${#lines[@]}; i++)); do
+    line="${lines[$i]}"
+
+    IFS=' ' read -r -a line <<< "$line"
+    eval path=${line[0]}
+    eval gitcmd=${line[1]}
+    remote=''
+    branch=''
+
+    if [ ${#line[@]} -gt 2 ]; then
+        eval remote=${line[2]}
+    fi
+
+    if [ ${#line[@]} -gt 3 ]; then
+        eval branch=${line[3]}
+    fi
+
+    case $gitcmd in
+        push)
+            if $dryrun; then
+                cmd="git -C $path add -n -A"
+                cmd="$cmd && (git -C $path commit -n -v || true)"
+                cmd="$cmd && git -C $path push -n $remote $branch"
+            else
+                cmd="git -C $path add -A"
+                cmd="$cmd && (git -C $path commit -v || true)"
+                cmd="$cmd && git -C $path push $remote $branch"
+            fi
+            ;;
+        pull)
+            if $dryrun; then
+                cmd="git -C $path pull -n $remote $branch"
+            else
+                cmd="git -C $path pull $remote $branch"
+            fi
+            ;;
+        *)
+            if $dryrun; then
+                cmd="echo 'git -C $path $gitcmd $remote $branch'"
+            else
+                cmd="git -C $path $gitcmd $remote $branch"
+            fi
+            ;;
+    esac
+
+    echo '=============================================================================='
+    echo "$script_name runs:"
+    echo "$cmd"
+    eval "$cmd"
+    echo
+done
+
+echo '=============================================================================='
+echo "fetcher processed successfully $configfile."
+echo '=============================================================================='
+