{"header":{"message":"Hydra/28: Rename \"scheduler\" to \"evaluator\"","description":null,"timestamp":"2010-05-11T11:09:58Z","authors":[{"email":"rob.vermaas@gmail.com","name":"Rob Vermaas"}]},"hash":"Q6SOGMDQJAUDMVINADMRAFUMN4TDTUAX3ZEIL3DBEXNRLDN5UNUQC","authors":[],"deps":{"hashes":[["Q6SOGMDQJAUDMVINADMRAFUMN4TDTUAX3ZEIL3DBEXNRLDN5UNUQC","Hydra/28: Rename \"scheduler\" to \"evaluator\""],["AA",null],["Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC","general information"],["YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC","ripped intro from the SCP paper and manualized it"],["D5QIOJGPKQJIYBUCSC3MFJ3TXLPNZ2XMI37GXMFRVRFWWR2VMTFAC","* Move everything up one directory."],["EWQC6EZVGD6ZO2FTHTUKAJKG35CCXSIEHDHZHR6ENK77B5UY6EFQC","general information"],["ERNOO5ZZ5OBBIGIXCLWZHCR73UDUDK7VV5GFWV4HNSWFD4AHCESQC","* Reorganising."],["6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC","draft manual"],["5AKAE3R6RZMDWN2UMNYCB73Z2FEE5WJUCEY4YAAOHGAKHVJQPO7QC","start of hydra manual"],["JK2QWPH6EOQXGCADV7C5HSYRVWC5M53LAKVN26EMTLY65IKU3AEQC",""],["T4LLYESZ2HUXSLKZ6GNBLVWUVG7R5IDFHYHYO773QIZ6QTOOXR2AC","* Nix expression for building Hydra."],["KBW3FDZ2PK7YCH3ICSHFWP22CWXYAXIPULP6LEN3S3K22UT4WSVQC","Merge remote branch 'remotes/origin/master'"],["N22GPKYTOLZLBGTGDATQDVZ4R5APZEAOIA7L32X4UXBH4XNI7MWAC","* Put info about logs / build products in the DB."],["QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC","boilerplate, platform stuff"],["RXNVIXTLV5UFANZEXJ6PKIQHEIAPQRKYNOYB6PGTET53LGNEPM7AC","why nix is covered in intro"],["6MGFQDR2QXUVURENQQLXMYKKNB24PQZSQM6TGBXDV2AO2NYBLQDQC","deleted some old scripts"]],"deps":["Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC","YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC","D5QIOJGPKQJIYBUCSC3MFJ3TXLPNZ2XMI37GXMFRVRFWWR2VMTFAC"],"known":["N22GPKYTOLZLBGTGDATQDVZ4R5APZEAOIA7L32X4UXBH4XNI7MWAC","JK2QWPH6EOQXGCADV7C5HSYRVWC5M53LAKVN26EMTLY65IKU3AEQC","ERNOO5ZZ5OBBIGIXCLWZHCR73UDUDK7VV5GFWV4HNSWFD4AHCESQC","T4LLYESZ2HUXSLKZ6GNBLVWUVG7R5IDFHYHYO773QIZ6QTOOXR2AC","6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC","QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC","EWQC6EZVGD6ZO2FTHTUKAJKG35CCXSIEHDHZHR6ENK77B5UY6EFQC","RXNVIXTLV5UFANZEXJ6PKIQHEIAPQRKYNOYB6PGTET53LGNEPM7AC","5AKAE3R6RZMDWN2UMNYCB73Z2FEE5WJUCEY4YAAOHGAKHVJQPO7QC","KBW3FDZ2PK7YCH3ICSHFWP22CWXYAXIPULP6LEN3S3K22UT4WSVQC","6MGFQDR2QXUVURENQQLXMYKKNB24PQZSQM6TGBXDV2AO2NYBLQDQC"]},"hunks":[{"FileDel":{"deleted_names":[{"basename":"manual.html","metadata":0}],"del":{"EdgeMap":{"edges":[{"previous":"BLOCK | FOLDER","flag":"BLOCK | FOLDER | DELETED","from":{"change":5,"pos":18},"to":{"change":5,"start":9560,"end":9595},"introduced_by":5},{"previous":"BLOCK | FOLDER","flag":"BLOCK | FOLDER | DELETED","from":{"change":5,"pos":9595},"to":{"change":5,"start":38,"end":38},"introduced_by":5}],"inode":{"change":5,"pos":38}}},"content_edges":{"edges":[{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":38},"to":{"change":5,"start":39,"end":430},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":3,"pos":820},"to":{"change":5,"start":430,"end":431},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":430},"to":{"change":5,"start":430,"end":431},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":3,"pos":2210},"to":{"change":5,"start":504,"end":505},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":504},"to":{"change":5,"start":504,"end":505},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":505},"to":{"change":3,"start":2211,"end":3061},"introduced_by":3},{"previous":"","flag":"DELETED","from":{"change":3,"pos":3061},"to":{"change":5,"start":505,"end":511},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":505},"to":{"change":5,"start":505,"end":511},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":3,"pos":3616},"to":{"change":5,"start":530,"end":531},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":530},"to":{"change":5,"start":530,"end":531},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":531},"to":{"change":3,"start":3617,"end":3623},"introduced_by":3},{"previous":"","flag":"DELETED","from":{"change":3,"pos":3623},"to":{"change":5,"start":531,"end":537},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":531},"to":{"change":5,"start":531,"end":537},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":537},"to":{"change":3,"start":3624,"end":3775},"introduced_by":3},{"previous":"","flag":"DELETED","from":{"change":3,"pos":3775},"to":{"change":5,"start":537,"end":538},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":537},"to":{"change":5,"start":537,"end":538},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":538},"to":{"change":3,"start":3776,"end":5656},"introduced_by":3},{"previous":"","flag":"DELETED","from":{"change":3,"pos":5656},"to":{"change":5,"start":538,"end":544},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":538},"to":{"change":5,"start":538,"end":544},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":544},"to":{"change":3,"start":5657,"end":6145},"introduced_by":3},{"previous":"","flag":"DELETED","from":{"change":3,"pos":6145},"to":{"change":5,"start":544,"end":550},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":544},"to":{"change":5,"start":544,"end":550},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":5,"pos":695},"to":{"change":5,"start":550,"end":551},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":550},"to":{"change":5,"start":550,"end":551},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":5,"pos":1228},"to":{"change":5,"start":584,"end":1656},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":584},"to":{"change":5,"start":584,"end":1656},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":5,"pos":1271},"to":{"change":5,"start":1698,"end":1952},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":1698},"to":{"change":5,"start":1698,"end":1952},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":1977},"to":{"change":5,"start":1977,"end":2015},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":5,"pos":2124},"to":{"change":5,"start":2213,"end":2581},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":2213},"to":{"change":5,"start":2213,"end":2581},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":2608},"to":{"change":5,"start":2608,"end":2977},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":2996},"to":{"change":5,"start":2996,"end":6515},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":5,"pos":98},"to":{"change":5,"start":6574,"end":6575},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":5,"pos":2244},"to":{"change":5,"start":6574,"end":6575},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":6574},"to":{"change":5,"start":6574,"end":6575},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":5,"pos":148},"to":{"change":5,"start":6692,"end":6693},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":6692},"to":{"change":5,"start":6692,"end":6693},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":2,"pos":52},"to":{"change":5,"start":6869,"end":6877},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":6869},"to":{"change":5,"start":6869,"end":6877},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":2,"pos":392},"to":{"change":5,"start":7104,"end":7469},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":7104},"to":{"change":5,"start":7104,"end":7469},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":2,"pos":864},"to":{"change":5,"start":7469,"end":7470},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":7469},"to":{"change":5,"start":7469,"end":7470},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":2,"pos":936},"to":{"change":5,"start":7470,"end":7476},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":7470},"to":{"change":5,"start":7470,"end":7476},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":5,"pos":404},"to":{"change":5,"start":7648,"end":7649},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":7648},"to":{"change":5,"start":7648,"end":7649},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":3,"pos":6168},"to":{"change":5,"start":7666,"end":7999},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":7666},"to":{"change":5,"start":7666,"end":7999},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":2,"pos":966},"to":{"change":5,"start":8005,"end":8516},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8005},"to":{"change":5,"start":8005,"end":8516},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":2,"pos":1134},"to":{"change":5,"start":8522,"end":8601},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8522},"to":{"change":5,"start":8522,"end":8601},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":2,"pos":1173},"to":{"change":5,"start":8607,"end":8649},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8607},"to":{"change":5,"start":8607,"end":8649},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":2,"pos":1190},"to":{"change":5,"start":8649,"end":8650},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8649},"to":{"change":5,"start":8649,"end":8650},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8744},"to":{"change":5,"start":8744,"end":8746},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":2,"pos":1220},"to":{"change":5,"start":8752,"end":8796},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8752},"to":{"change":5,"start":8752,"end":8796},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8835},"to":{"change":5,"start":8835,"end":8844},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":3,"pos":6195},"to":{"change":5,"start":8865,"end":8987},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8865},"to":{"change":5,"start":8865,"end":8987},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":3,"pos":6224},"to":{"change":5,"start":9010,"end":9012},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":9010},"to":{"change":5,"start":9010,"end":9012},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":3,"pos":6251},"to":{"change":5,"start":9033,"end":9254},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":9033},"to":{"change":5,"start":9033,"end":9254},"introduced_by":5},{"previous":"","flag":"DELETED","from":{"change":3,"pos":6295},"to":{"change":5,"start":9292,"end":9520},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":9292},"to":{"change":5,"start":9292,"end":9520},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":9544},"to":{"change":5,"start":9544,"end":9559},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":9254},"to":{"change":3,"start":6252,"end":6295},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":9012},"to":{"change":3,"start":6225,"end":6251},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8987},"to":{"change":3,"start":6196,"end":6224},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8844},"to":{"change":3,"start":6169,"end":6195},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8746},"to":{"change":2,"start":1191,"end":1220},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8649},"to":{"change":2,"start":1174,"end":1190},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8601},"to":{"change":2,"start":1135,"end":1173},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":8516},"to":{"change":2,"start":967,"end":1134},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":7999},"to":{"change":2,"start":937,"end":966},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":7649},"to":{"change":3,"start":6146,"end":6168},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":7476},"to":{"change":5,"start":232,"end":404},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":7470},"to":{"change":2,"start":865,"end":936},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":7469},"to":{"change":2,"start":393,"end":864},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":6877},"to":{"change":2,"start":53,"end":392},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":6693},"to":{"change":2,"start":0,"end":52},"introduced_by":2},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":6575},"to":{"change":5,"start":99,"end":148},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":6515},"to":{"change":5,"start":2125,"end":2196},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":2196},"to":{"change":5,"start":0,"end":98},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":2015},"to":{"change":5,"start":1272,"end":2124},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":1656},"to":{"change":5,"start":1229,"end":1271},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":551},"to":{"change":5,"start":696,"end":1228},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":550},"to":{"change":5,"start":0,"end":695},"introduced_by":5},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":511},"to":{"change":3,"start":3062,"end":3616},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":431},"to":{"change":3,"start":821,"end":2210},"introduced_by":3},{"previous":"BLOCK","flag":"BLOCK | DELETED","from":{"change":5,"pos":430},"to":{"change":3,"start":0,"end":820},"introduced_by":3}],"inode":{"change":5,"pos":38}},"content":[{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:45"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:52"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:109"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:117"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:124"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:125"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:130"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:131"}},{"Del":{"text":"

The Hydra Buildfarm User Manual

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:172"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:173"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:174"}},{"Del":{"text":"

Draft (Version 0.1)

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:203"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:204"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:209"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:210"}},{"Del":{"text":"

Eelco Dolstra and Eelco Visser

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:250"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:251"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:256"}},{"Del":{"text":"Delft University of Technology","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:287"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:292"}},{"Del":{"text":"Department of Software Technology","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:326"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:327"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:332"}},{"Del":{"text":"Copyright 2008 Eelco Dolstra","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:361"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:362"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:367"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:368"}},{"Del":{"text":"

Chapter 1. Introduction

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:401"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:402"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:403"}},{"Del":{"text":"

1.1. About Hydra

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:429"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:430"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:504"}},{"Del":{"text":"

In large projects, developers often work on a particular","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2272"}},{"Del":{"text":" component of the project, and do not build and test the composition","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2342"}},{"Del":{"text":" of those components (again since this is likely to take too long).","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2411"}},{"Del":{"text":" To prevent the phenomenon of ``big bang integration'', where","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2474"}},{"Del":{"text":" components are only tested together near the end of the development","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2544"}},{"Del":{"text":" process, it is important to test components together as soon as","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2610"}},{"Del":{"text":" possible (hence continuous integration).","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2662"}},{"Del":{"text":"

","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2669"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2670"}},{"Del":{"text":"

It allows software to be released by automatically","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2735"}},{"Del":{"text":" creating packages that users can download and install. To do this","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2804"}},{"Del":{"text":" manually represents an often prohibitive amount of work, as one may","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2874"}},{"Del":{"text":" want to produce releases for many different platforms: e.g.,","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2937"}},{"Del":{"text":" installers for Windows and Mac OS X, RPM or Debian packages for","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3003"}},{"Del":{"text":" certain Linux distributions, and so on.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3045"}},{"Del":{"text":"

","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3052"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3053"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3059"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3060"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:509"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:510"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:530"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3622"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:531"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:536"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3624"}},{"Del":{"text":"Examples of continuous integration tools include CruiseControl","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3687"}},{"Del":{"text":"Tinderbox, Sisyphus, Anthill and BuildBot. These tools have various","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3755"}},{"Del":{"text":"limitations.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3768"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3769"}},{"Del":{"text":"

They do not manage the build environment. The build","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3842"}},{"Del":{"text":"environment consists of the dependencies necessary to perform a build","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3912"}},{"Del":{"text":"action, e.g., compilers, libraries, etc. Setting up the environment","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3981"}},{"Del":{"text":"is typically done manually, and without proper SCM control (so it may","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4051"}},{"Del":{"text":"be hard to reproduce a build at a later time). Manual management of","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4120"}},{"Del":{"text":"the environment scales poorly in the number of configurations that","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4187"}},{"Del":{"text":"must be supported. For instance, suppose that we want to build a","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4253"}},{"Del":{"text":"component that requires a certain compiler X. We then have to go to","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4322"}},{"Del":{"text":"each machine and install X. If we later need a newer version of X,","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4390"}},{"Del":{"text":"the process must be repeated all over again. An ever worse problem","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4458"}},{"Del":{"text":"occurs if there are conflicting, mutually exclusive versions of the","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4526"}},{"Del":{"text":"dependencies. Thus, simply installing the latest version is not an","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4594"}},{"Del":{"text":"option. Of course, we can install these components in different","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4659"}},{"Del":{"text":"directories and manually pass the appropriate paths to the build","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4724"}},{"Del":{"text":"processes of the various components. But this is a rather tiresome","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4792"}},{"Del":{"text":"and error-prone process.
","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4823"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4824"}},{"Del":{"text":"
They do not easily support variability in software","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4884"}},{"Del":{"text":"systems. A system may have a great deal of build-time","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:4944"}},{"Del":{"text":"variability: optional functionality, whether to build a debug or","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5009"}},{"Del":{"text":"production version, different versions of dependencies, and so on.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5076"}},{"Del":{"text":"(For instance, the Linux kernel now has over 2,600 build-time","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5138"}},{"Del":{"text":"configuration switches.) It is therefore important that a continuous","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5208"}},{"Del":{"text":"integration tool can easily select and test different instances from","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5277"}},{"Del":{"text":"the configuration space of the system to reveal problems, such as","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5343"}},{"Del":{"text":"erroneous interactions between features. In a continuous integration","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5413"}},{"Del":{"text":"setting, it is also useful to test different combinations of versions","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5483"}},{"Del":{"text":"of subsystems, e.g., the head revision of a component against stable","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5552"}},{"Del":{"text":"releases of its dependencies, and vice versa, as this can reveal","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5617"}},{"Del":{"text":"various integration problems.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5647"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5648"}},{"Del":{"text":"

","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5654"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5655"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:542"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:543"}},{"Del":{"text":"Hydra, is a continuous integration tool that solves these","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5723"}},{"Del":{"text":"problems. It is built on top of the Nix","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5791"}},{"Del":{"text":"package manager, which has a purely functional language for","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5855"}},{"Del":{"text":"describing package build actions and their dependencies. This allows","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5925"}},{"Del":{"text":"the build environment for projects to be produced automatically and","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:5993"}},{"Del":{"text":"deterministically, and variability in components to be expressed","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:6058"}},{"Del":{"text":"naturally using functions; and as such is an ideal fit for a","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:6119"}},{"Del":{"text":"continuous build system.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:6144"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:544"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:549"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:550"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:584"}},{"Del":{"text":"The nixos.org installation of Hydra runs at ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:629"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:630"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:643"}},{"Del":{"text":" http://hydra.nixos.org","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:706"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:720"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:721"}},{"Del":{"text":"That installation is used to build software components from the ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:786"}},{"Del":{"text":"Nix, ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:823"}},{"Del":{"text":"NixOS, ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:868"}},{"Del":{"text":"Stratego/XT, ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:918"}},{"Del":{"text":"and related projects. ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:941"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:942"}},{"Del":{"text":"If you are one of the developers on those projects, it is likely that","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1012"}},{"Del":{"text":"you will be using the NixOS Hydra server in some way. If you need to","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1081"}},{"Del":{"text":"administer automatic builds for your project, you should pull the","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1147"}},{"Del":{"text":"right strings to get an account on the server. This manual will tell","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1216"}},{"Del":{"text":"you how to set up new projects and build jobs within those projects","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1284"}},{"Del":{"text":"and write a release.nix file to describe the build process of your","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1351"}},{"Del":{"text":"project to Hydra. You can skip Chapter 2.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1393"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1394"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1399"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1400"}},{"Del":{"text":"If your project does not yet have automatic builds within the NixOS","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1468"}},{"Del":{"text":"Hydra server, it may actually be eligible. We are in the process of","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1536"}},{"Del":{"text":"setting up a large buildfarm that should be able to support open","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1601"}},{"Del":{"text":"source and academic software projects. Get in touch.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1654"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1655"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1698"}},{"Del":{"text":"If you need to run your own Hydra installation, Chapter 2 explains","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1765"}},{"Del":{"text":"how to download and install the system on your own server.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1824"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1825"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1826"}},{"Del":{"text":"

Chapter 2. Installation and Configuration

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1877"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1878"}},{"Del":{"text":"This chapter explains how to install Hydra on your own buildfarm server.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1951"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:1977"}},{"Del":{"text":"

2.1. Platform Requirements

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2013"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2014"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2213"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2218"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2219"}},{"Del":{"text":"Of course we think it is a good idea to use the NixOS Linux distribution for your","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2338"}},{"Del":{"text":"buildfarm server. But this is not a requirement. The Nix software","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2404"}},{"Del":{"text":"deployment system can be installed on any Linux distribution in","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2468"}},{"Del":{"text":"parallel to the regular package management system. Thus, you can use","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2537"}},{"Del":{"text":"Hydra on a Suse, Fedora, or Ubuntu system.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2580"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2608"}},{"Del":{"text":"

2.2. Getting Nix

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2634"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2635"}},{"Del":{"text":"If your server runs NixOS you are all set to continue with","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2694"}},{"Del":{"text":"installation of Hydra. Otherwise you first need to install Nix.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2758"}},{"Del":{"text":"The latest stable release is Nix 0.12.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2850"}},{"Del":{"text":"Installation instructions can be found in the ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2897"}},{"Del":{"text":"Nix User's Guide.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2976"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:2996"}},{"Del":{"text":"

2.3. Installation

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3023"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3024"}},{"Del":{"text":"To install Hydra, get the most recent 'closure' available from","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3087"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3088"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3101"}},{"Del":{"text":" http://hydra.nixos.org/releases/hydra/unstable","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3211"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3225"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3226"}},{"Del":{"text":"And follow the instructions that are revealed by clicking [help].","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3292"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3293"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3322"}},{"Del":{"text":"$ gunzip < hydra-build.closure.gz | nix-store --import","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3377"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3384"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3385"}},{"Del":{"text":"This unpacks the closure and imports its components into the Nix store.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3457"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3458"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3487"}},{"Del":{"text":"$ nix-env -i /nix/store/...-hydra-build","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3527"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3534"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3535"}},{"Del":{"text":"This makes the tools in the Hydra package available in your Nix user","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3604"}},{"Del":{"text":"environment.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3617"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3618"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3623"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3624"}},{"Del":{"text":"Command completion should then reveal a number of tools related to","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3691"}},{"Del":{"text":"hydra installed:","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3708"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3709"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3738"}},{"Del":{"text":"$ hydra_<tab>","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3758"}},{"Del":{"text":"hydra_build.pl         hydra_fastcgi.pl       hydra_scheduler.pl","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3823"}},{"Del":{"text":"hydra_cgi.pl           hydra_init.pl          hydra_server.pl","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3885"}},{"Del":{"text":"hydra_create.pl        hydra_queue_runner.pl  hydra_test.pl","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3945"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3952"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3953"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3954"}},{"Del":{"text":"

2.4. Configuration

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3982"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:3983"}},{"Del":{"text":"The Hydra software is installed in the Nix store, but to run it needs","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4053"}},{"Del":{"text":"a directory for storing the database, logs, and session data. In your","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4123"}},{"Del":{"text":".bashrc or similar configuration file define:","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4182"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4183"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4212"}},{"Del":{"text":" export HYDRA_DATA=/usr/local/hydra","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4248"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4255"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4256"}},{"Del":{"text":"and make sure that you actually create that directory. (Of course, you","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4327"}},{"Del":{"text":"can use another directory, but then remember to also substitute that","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4396"}},{"Del":{"text":"name in the commands below.)","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4425"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4426"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4431"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4432"}},{"Del":{"text":"Run hydra_init.pl to initialize the database","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4490"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4491"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4520"}},{"Del":{"text":"$ hydra_init.pl","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4536"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4543"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4544"}},{"Del":{"text":"Run hydra_server.pl to start the webserver at http://localhost:3000","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4661"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4662"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4691"}},{"Del":{"text":"$ hydra_server.pl","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4709"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4716"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4717"}},{"Del":{"text":"Also start the scheduler, which monitors the source repositories and","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4786"}},{"Del":{"text":"adds builds to the queue, and the runner, which executes jobs in the","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4855"}},{"Del":{"text":"queue.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4862"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4863"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4892"}},{"Del":{"text":"$ hydra_scheduler.pl","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4913"}},{"Del":{"text":"$ hydra_queue_runner.pl","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4937"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4944"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:4945"}},{"Del":{"text":"Now your Hydra server should be up and running and the web interface","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5014"}},{"Del":{"text":"operational.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5027"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5028"}},{"Del":{"text":"

2.5. User Administration

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5062"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5063"}},{"Del":{"text":"To be able to add jobs and create projects you need to register users","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5133"}},{"Del":{"text":"in the Hydra database. In the current version, the web interface does","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5203"}},{"Del":{"text":"not yet support user administration. Use the following command to add","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5273"}},{"Del":{"text":"a new user to the database.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5301"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5302"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5331"}},{"Del":{"text":"$ sqlite3 /usr/local/hydra/hydra.sqlite \"insert into Users(userName, emailAddress, password) values('eelco', 'blablah@example.org', '$(echo -n foobar | sha1sum | cut -c1-40)');\"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5509"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5516"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5517"}},{"Del":{"text":"where eelco is the username, and foobar the","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5587"}},{"Del":{"text":"password. (Make sure to use other values!)","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5630"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5631"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5636"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5637"}},{"Del":{"text":"To give this user administrator privileges, follow this up by:","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5700"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5701"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5730"}},{"Del":{"text":"$ sqlite3 /usr/local/hydra/hydra.sqlite \"insert into UserRoles(userName, role) values('eelco', 'admin');\"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5836"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5843"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5844"}},{"Del":{"text":"Now you should be able to create a project using the Hydra web interface.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5918"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5919"}},{"Del":{"text":"

Chapter 3. Creating Projects

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5957"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:5958"}},{"Del":{"text":"The next step is to add projects to the buildfarm. We follow the","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6023"}},{"Del":{"text":"example of the patchelf project at hydra.nixos.org. Note that the","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6089"}},{"Del":{"text":"error messages provided as feedback by the webinterface can be","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6152"}},{"Del":{"text":"somewhat unfriendly in the current version.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6196"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6197"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6202"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6203"}},{"Del":{"text":"Login ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6252"}},{"Del":{"text":"to the webinterface of your Hydra installation using ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6306"}},{"Del":{"text":"the username and password you inserted in the database. ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6363"}},{"Del":{"text":"Then follow the ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6380"}},{"Del":{"text":"'Create Project' ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6448"}},{"Del":{"text":"link to create a new project.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6478"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6479"}},{"Del":{"text":"

3.1. General information

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6513"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6514"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6574"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6692"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6875"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:6876"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7104"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7110"}},{"Del":{"text":"I'm very sorry, but an error occurred: ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7150"}},{"Del":{"text":"DBIx::Class::ResultSet::create(): DBI Exception: DBD::SQLite::st execute failed: column name is not unique(19) at dbdimp.c line 402","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7282"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7289"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7290"}},{"Del":{"text":"So try to create the project after entering just the general","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7351"}},{"Del":{"text":"information to figure out if you have chosen a unique name. ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7412"}},{"Del":{"text":"Jobsets can be added once the project has been created.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7468"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7469"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7474"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7475"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7648"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7666"}},{"Del":{"text":"A project can consist of multiple `jobsets', separate tasks that can","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7735"}},{"Del":{"text":"be built separately, but may depend on each other (without cyclic","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7801"}},{"Del":{"text":"dependencies, of course). Go to the ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7838"}},{"Del":{"text":"Edit ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7902"}},{"Del":{"text":"page of the Patchelf project and 'Add a new jobset' ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7955"}},{"Del":{"text":"by providing the following 'Information':","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7997"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:7998"}},{"Del":{"text":" Identifier: trunk","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8028"}},{"Del":{"text":" Description: Trunk","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8052"}},{"Del":{"text":" Nix expression: release.nix in input patchelfSrc","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8103"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8110"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8111"}},{"Del":{"text":"This states that in order to build the 'Trunk' jobset, the Nix","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8174"}},{"Del":{"text":"expression in the file 'release.nix', which can be obtained from input","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8245"}},{"Del":{"text":"'patchelfSrc', should be evaluated. (We'll have a look at release.nix","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8315"}},{"Del":{"text":"later.)","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8323"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8324"}},{"Del":{"text":"

","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8329"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8330"}},{"Del":{"text":"To realize a job we probably need a number of inputs, which can be","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8397"}},{"Del":{"text":"declared in the table below. As many inputs as required can be added. ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8468"}},{"Del":{"text":"For patchelf we declare the following inputs.","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8514"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8515"}},{"Del":{"text":" nixpkgs 'CVS checkout' https://svn.nixos.org/repos/nix/nixpkgs/trunk","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8592"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8599"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8600"}},{"Del":{"text":" officialRelease Boolean false","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8640"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8647"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8648"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8649"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8744"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8745"}},{"Del":{"text":" system String value \"i686-linux\" ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8787"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8794"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8795"}},{"Del":{"text":"system ","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8842"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8843"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8865"}},{"Del":{"text":"there must be one primary job","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8895"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8896"}},{"Del":{"text":"check the radio button of exactly one job","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8938"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8939"}},{"Del":{"text":"https://svn.nixos.org/repos/nix/nixpkgs/trunk","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8985"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:8986"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9010"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9011"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9033"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9034"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9035"}},{"Del":{"text":"- Voorbeelden van Nix expressies voor Hydra:","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9080"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9081"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9082"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9083"}},{"Del":{"text":"https://svn.nixos.org/repos/nix/patchelf/trunk/release.nix","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9142"}},{"Del":{"text":"https://svn.nixos.org/repos/nix/nix/trunk/release.nix","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9196"}},{"Del":{"text":"https://svn.nixos.org/repos/nix/hydra/trunk/release.nix","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9252"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9253"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9292"}},{"Del":{"text":"Overigens zijn die helemaal niet Hydra-specifiek, je kunt ze gewoon vanaf de","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9369"}},{"Del":{"text":"command line bouwen, bijv. als je een patchelf checkout hebt (met een nixpkgs","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9447"}},{"Del":{"text":"checkout in ../nixpkgs):","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9472"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9473"}},{"Del":{"text":"$ nix-build release.nix -A rpm_fedora10i386","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9517"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9518"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9519"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9551"}},{"Del":{"text":"","pos":"6A6CZ7SC2VGEGRC5LSNTDDM3LFWVYO6Z6QNDF74SBJWO5P6T3ARQC:9559"}},{"Del":{"text":"

3.5. Building on the command line

","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:6294"}},{"Del":{"text":"

3.4. release.nix

","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:6250"}},{"Del":{"text":"

3.3. Building Jobs

","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:6223"}},{"Del":{"text":"

3.2. Release Set

","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:6194"}},{"Del":{"text":"

","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1219"}},{"Del":{"text":"officialRelease","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1189"}},{"Del":{"text":"nixpkgs","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1142"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1143"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1172"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:995"}},{"Del":{"text":"  patchelfSrc ","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1010"}},{"Del":{"text":"    'Subversion checkout' https://svn.nixos.org/repos/nix/patchelf/trunk","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1083"}},{"Del":{"text":"
","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1090"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1091"}},{"Del":{"text":"patchelfSrc","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1103"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1104"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:1133"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:965"}},{"Del":{"text":"3.2. Jobsets
","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:6167"}},{"Del":{"text":"Once created there should be an entry for the project in the","pos":"EWQC6EZVGD6ZO2FTHTUKAJKG35CCXSIEHDHZHR6ENK77B5UY6EFQC:292"}},{"Del":{"text":"sidebar. Go to the project page for the Patchelf project.","pos":"EWQC6EZVGD6ZO2FTHTUKAJKG35CCXSIEHDHZHR6ENK77B5UY6EFQC:403"}},{"Del":{"text":"Only if the project is enabled are builds performed.","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:934"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:935"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:393"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:394"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:423"}},{"Del":{"text":"  Display name: Patchelf","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:448"}},{"Del":{"text":"
","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:455"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:456"}},{"Del":{"text":"The display name is used in menus.","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:508"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:509"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:538"}},{"Del":{"text":"  Description: A tool for modifying ELF binaries","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:587"}},{"Del":{"text":"
","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:594"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:595"}},{"Del":{"text":"The description is used as short documentation of the","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:666"}},{"Del":{"text":"nature of the project.","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:689"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:690"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:719"}},{"Del":{"text":"  Owner: eelco","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:734"}},{"Del":{"text":"
","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:741"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:742"}},{"Del":{"text":"The owner of a project can create and edit jobsets.","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:811"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:812"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:841"}},{"Del":{"text":"  Enabled: Yes","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:856"}},{"Del":{"text":"
","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:863"}},{"Del":{"text":"The identifier is the identity of the project. It is","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:122"}},{"Del":{"text":"used in URLs and in the names of build results.","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:170"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:171"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:176"}},{"Del":{"text":"","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:177"}},{"Del":{"text":"The identifier should be a unique name (it is the","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:227"}},{"Del":{"text":"primary database key for the project table in the database). If you","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:295"}},{"Del":{"text":"try to create a project with an already existing identifier you'd get","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:365"}},{"Del":{"text":"an error message such as:","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:391"}},{"Del":{"text":"
","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:28"}},{"Del":{"text":"  Identifier: patchelf","pos":"Y3UAIWOKCJCDRHQHOMIM3WYR4MBGYYLM4KA6OMUHDJRT6EDGIFVAC:51"}},{"Del":{"text":"Here's what we fill in for the patchelf project:","pos":"EWQC6EZVGD6ZO2FTHTUKAJKG35CCXSIEHDHZHR6ENK77B5UY6EFQC:147"}},{"Del":{"text":"A project definition consists of some general information and a set of","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:2195"}},{"Del":{"text":"jobsets.  The general information identifies a project, its owner, and","pos":"EWQC6EZVGD6ZO2FTHTUKAJKG35CCXSIEHDHZHR6ENK77B5UY6EFQC:70"}},{"Del":{"text":"current state of activity.","pos":"EWQC6EZVGD6ZO2FTHTUKAJKG35CCXSIEHDHZHR6ENK77B5UY6EFQC:97"}},{"Del":{"text":"To run Hydra you need a Linux server.  For small projects, Hydra can","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1340"}},{"Del":{"text":"be run on any reasonably modern machine. For individual projects you","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1409"}},{"Del":{"text":"can even run Hydra on a laptop. However, the charm of a buildfarm","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1475"}},{"Del":{"text":"server is usually that it operates without disturbing the developer's","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1545"}},{"Del":{"text":"working environment and can serve releases over the internet. In","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1610"}},{"Del":{"text":"conjunction you should typically have your source code administered in","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1681"}},{"Del":{"text":"a version management system, such as subversion. Therefore, you will","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1750"}},{"Del":{"text":"probably want to install a server that is connected to the","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1809"}},{"Del":{"text":"internet. To scale up to large and/or many projects, you will need at","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1879"}},{"Del":{"text":"least a considerable amount of diskspace to store builds. Since Hydra","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1949"}},{"Del":{"text":"can schedule multiple simultaneous build jobs, it can be useful to","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:2016"}},{"Del":{"text":"have a multi-core machine, and/or attach multiple build machines in a","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:2086"}},{"Del":{"text":"network to the central Hydra server.","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:2123"}},{"Del":{"text":"1.6. Hydra on your own buildfarm
","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1270"}},{"Del":{"text":"1.4. License
","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:717"}},{"Del":{"text":"","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:718"}},{"Del":{"text":"Hydra is free software; you can redistribute it and/or modify it under","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:789"}},{"Del":{"text":"the terms of the GNU Lesser General Public License as published by the","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:860"}},{"Del":{"text":"Free Software Foundation; either version 2.1 of the License, or (at","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:928"}},{"Del":{"text":"your option) any later version. Hydra is distributed in the hope that","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:998"}},{"Del":{"text":"it will be useful, but WITHOUT ANY WARRANTY; without even the implied","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1068"}},{"Del":{"text":"warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1137"}},{"Del":{"text":"the GNU Lesser General Public License for more details.","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1193"}},{"Del":{"text":"","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1194"}},{"Del":{"text":"1.5. Hydra at nixos.org
","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:1227"}},{"Del":{"text":"","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:0"}},{"Del":{"text":"1.2. About Us
","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:23"}},{"Del":{"text":"","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:24"}},{"Del":{"text":"Hydra is the successor of the Nix Buildfarm, which was developed in","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:92"}},{"Del":{"text":"tandem with the Nix software deployment system. Nix was originally","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:159"}},{"Del":{"text":"developed at the Department of Information and Computing Sciences,","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:226"}},{"Del":{"text":"Utrecht University by the TraCE project (2003-2008). The project was","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:295"}},{"Del":{"text":"funded by the Software Engineering Research Program Jacquard to","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:359"}},{"Del":{"text":"improve the support for variability in software systems.  Funding for","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:429"}},{"Del":{"text":"the development of Nix and Hydra is now provided by the NIRICT LaQuSo","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:499"}},{"Del":{"text":"Build Farm project.","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:519"}},{"Del":{"text":"","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:520"}},{"Del":{"text":"1.3. About this Manual
","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:552"}},{"Del":{"text":"","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:553"}},{"Del":{"text":"This manual tells you how to install the Hydra buildfarm software on","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:622"}},{"Del":{"text":"your own server and how to operate that server using its web","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:683"}},{"Del":{"text":"interface.","pos":"QPXJVRYK76DGVBRQ6YRVFV6US5LROYOW2NQ6757BBWXPAUHFH2QQC:694"}},{"Del":{"text":"In its simplest form, a continuous integration tool sits in a loop","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3128"}},{"Del":{"text":"building and releasing software components from a version management","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3197"}},{"Del":{"text":"system.  For each component, it performs the following tasks:","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3259"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3260"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3265"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3266"}},{"Del":{"text":"It obtains the latest version of the component's source code","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3331"}},{"Del":{"text":"  from the version management system.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3369"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3370"}},{"Del":{"text":"
 It runs the component's build process (which presumably includes","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3440"}},{"Del":{"text":"  the execution of the component's test set).","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3486"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3487"}},{"Del":{"text":"
 It presents the results of the build (such as error logs and","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3553"}},{"Del":{"text":"  releases) to the developers, e.g., by producing a web page.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:3615"}},{"Del":{"text":"
 Likewise, many projects have very large test sets (e.g.,","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:882"}},{"Del":{"text":"  regression tests in a compiler, or stress tests in a DBMS) that can","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:952"}},{"Del":{"text":"  take hours or days to run to completion. ","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:996"}},{"Del":{"text":"  ","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1003"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1004"}},{"Del":{"text":"
 Many kinds of static and dynamic analyses can be performed as","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1071"}},{"Del":{"text":"  part of the tests, such as code coverage runs and static analyses.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1140"}},{"Del":{"text":"  ","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1147"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1148"}},{"Del":{"text":"
 It may also be necessary to build many different variants","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1220"}},{"Del":{"text":"  of the software.  For instance, it may be necessary to verify that","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1289"}},{"Del":{"text":"  the component builds with various versions of a compiler.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1349"}},{"Del":{"text":"  ","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1356"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1357"}},{"Del":{"text":"
 Developers typically use incremental building to test their","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1422"}},{"Del":{"text":"  changes (since a full build may take too long), but this is","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1484"}},{"Del":{"text":"  unreliable with many build management tools (such as Make), i.e.,","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1552"}},{"Del":{"text":"  the result of the incremental build might differ from a full build.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1622"}},{"Del":{"text":"  ","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1629"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1630"}},{"Del":{"text":"
 It ensures that the software can be built from the sources under","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1700"}},{"Del":{"text":"  revision control.  Users of version management systems such as CVS","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1769"}},{"Del":{"text":"  and Subversion often forget to place source files under revision","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1836"}},{"Del":{"text":"  control.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1847"}},{"Del":{"text":"  ","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1854"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1855"}},{"Del":{"text":"
 The machines on which the continuous integration system runs","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1921"}},{"Del":{"text":"  ideally provides a clean, well-defined build environment.  If this","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:1990"}},{"Del":{"text":"  environment is administered through proper SCM techniques, then","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2056"}},{"Del":{"text":"  builds produced by the system can be reproduced.  In contrast,","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2121"}},{"Del":{"text":"  developer work environments are typically not under any kind of SCM","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2191"}},{"Del":{"text":"  control.","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2202"}},{"Del":{"text":"  ","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:2209"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:0"}},{"Del":{"text":"Hydra is a tool for continuous integration testing and software","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:64"}},{"Del":{"text":"release that uses a purely functional language to describe build jobs","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:134"}},{"Del":{"text":"and their dependencies.  Continuous integration is a simple technique","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:204"}},{"Del":{"text":"to improve the quality of the software development process.  An","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:268"}},{"Del":{"text":"automated system continuously or periodically checks out the source","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:336"}},{"Del":{"text":"code of a project, builds it, runs tests, and produces reports for the","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:407"}},{"Del":{"text":"developers.  Thus, various errors that might accidentally be committed","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:478"}},{"Del":{"text":"into the code base are automatically caught.  Such a system allows","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:545"}},{"Del":{"text":"more in-depth testing than what developers could feasibly do manually:","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:616"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:617"}},{"Del":{"text":"
","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:622"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:623"}},{"Del":{"text":"
","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:628"}},{"Del":{"text":"","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:629"}},{"Del":{"text":" Portability testing: The software may need to be built","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:698"}},{"Del":{"text":"  and tested on many different platforms.  It is infeasible for each","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:767"}},{"Del":{"text":"  developer to do this before every commit. ","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:812"}},{"Del":{"text":"  ","pos":"YOC4WW2T4CGI4OV6BRFOEPTBURZSIU7JSRH3B7HAT5DVHV2IPQQQC:819"}}]}},{"FileMove":{"meta":{"basename":"hydra_evaluator.pl","metadata":64},"old":[{"basename":"hydra_scheduler.pl","metadata":64}],"up":[{"change":4,"pos":2543}],"down":[{"change":5,"pos":1319}],"show_perms":false}}],"owner":"grahamc","repo":"hydra2","token":"ZaTzuWbJMON6gVxg+OFFWy4JjMpK2/JPXVVfUn9zjoM=","login":null}

…

Dependencies

Change contents

Review